CN101477177B - On-line intelligent inspection tour instrument for essential resistance of multipath accumulator - Google Patents
On-line intelligent inspection tour instrument for essential resistance of multipath accumulator Download PDFInfo
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Abstract
The invention relates to an online intelligent inspection instrument for an internal resistance of a multipath accumulator. The online intelligent inspection instrument for the internal resistance of the multipath accumulator comprises a current working module, an auxiliary power supply, a voltage measuring module, a modulus conversion module, a signal generation module, a central processing module, an input/output module, a power control module, a cell switch module, a photoelectric isolation module, and a relay control module; the voltage measuring module and the current working module are in serial connection with the auxiliary power supply and are in parallel connection with an anode and a cathode of an inspected accumulator by the cell switch module; the relay control module comprises a main interface board circuit, a subordinate interface board circuit connected with the main interface board circuit, and a relay drive unit circuit; the central processing module is connected with the main interface board circuit by the photoelectric isolation module; and the output ends of the main interface board circuit and the subordinate interface board circuit are connected with the relay drive unit circuit. The invention provides the online intelligent inspection instrument for the internal resistance of the multipath accumulator, which has high measuring precision, strong antijamming capacity, convenient operation, and strong function.
Description
(1), technical field: the present invention relates to a kind of checkout equipment of accumulator, particularly relate to a kind of on-line intelligent inspection tour instrument for essential resistance of multipath accumulator.
(2), background technology: all adopt the battery of VRLA (valve-control sealed lead acid) battery pack of series connection as standby power supply in fields such as generating, power supply, communications, when communication power supply breaks down, standby power supply must provide continual power supply supply immediately, ensure the normal operation of total system, therefore, quality how to judge battery pack power supply capacity particular importance concerning the reliability in above-mentioned field and security; Because the VRLA accumulator is hermetic, can't test to its internal material with method intuitively, and can judge its power supply capacity preferably by the internal resistance that detects accumulator, it is generally acknowledged, the internal resistance of accumulator was greater than 25% o'clock of this group storage battery internal resistance value mean value, its power supply capacity descends, need the emphasis monitoring, if greater than 50% o'clock, its power supply capacity is unreliable, need replace, because of the internal resistance of accumulator minimum, greatly about about 1.5～0.06 milliohms, and the accumulator of standby power supply is under the floating charging state at ordinary times as the internal resistance value scope of the VRLA accumulator of 100～4000 commonly used ampere-hours, the charging current accumulators two ends that the charging set rectification circuit provides the very big undesired signal that superposeed, and in standby power supply for absolute its reliability that guarantees, can not disconnect Battery Interconnecting Cables and come measuring resistance, can only carry out online resistance and measure under the strong interference environment of accumulator floating charging, this has just brought very hang-up for the power supply capacity detection of accumulator.
Number of patent application is that 200710054396.8 patent documentation discloses a kind of accumulator cell essential resistance on-line measurement instrument, this measuring instrument measuring accuracy height, antijamming capability are strong, but it once can only detect an accumulator, and to detect tens accumulators in the practical application usually, when detecting with this measuring instrument, accumulator of every detection just needs to change primary connection, and very trouble operates.
(3), summary of the invention:
The technical problem to be solved in the present invention is: overcome the defective of prior art, a kind of measuring accuracy height, antijamming capability is strong, easy to operate, function is strong on-line intelligent inspection tour instrument for essential resistance of multipath accumulator are provided.
Technical scheme of the present invention:
A kind of on-line intelligent inspection tour instrument for essential resistance of multipath accumulator contains electrical current work module, accessory power supply, voltage measurement module, analog-to-digital conversion module, signal generating module, central processing module, input/output module, energy supply control module, battery handover module, photoelectric isolation module and relay control module; The output terminal of electrical current work module and voltage measurement module is connected with the analog to digital conversion input port of analog-to-digital conversion module, central processing module is connected with signal generating module with analog-to-digital conversion module by its I/O port, the input end of the load circuit in the output terminal of signal generating module and the electrical current work module is connected, central processing module directly or by photoelectric isolation module is connected with input/output module, relay control module contains main interface plate circuit and a certain number of relay drive unit circuit, central processing module is connected with main interface plate circuit by photoelectric isolation module, and the delivery outlet of main interface plate circuit is connected with the input port of the input port of relay drive unit circuit and energy supply control module.
Relay control module also contains a certain number of inferior interface board circuit, the control mouth of main interface plate circuit is connected with time interface board circuit, the delivery outlet of inferior interface board circuit is connected with the input port of relay drive unit circuit, and energy supply control module provides power supply for electrical current work module, voltage measurement module, analog-to-digital conversion module, signal generating module, central processing module, input/output module, battery handover module, photoelectric isolation module and relay control module.
The battery handover module contains a certain number of transfer relay, the number of transfer relay be tested accumulator number n doubly, n is the natural number more than or equal to 1; The collector of the triode in the drive coil of transfer relay and the described relay drive unit circuit is connected, and the number of relay drive unit circuit is identical with the number of tested accumulator; Electrical current work module contains with the load circuit of pulsating direct current current discharge and block isolating circuit, the pulsating direct current electric current contains DC component and sine wave AC component, load circuit and accessory power supply are connected in series, and the output terminal of load circuit is connected with the input end of block isolating circuit; Load circuit contains the 5th triode T1 and the 6th triode T2, the input end of load circuit is connected to the base stage of the 5th triode T1 by the 7th resistor R 4, the emitter of the 5th triode T1 is connected with the base stage of the 6th triode T2, the collector of the 5th triode T1 and the 6th triode T2 links together and is connected with the positive pole of accessory power supply, the emitter of the 5th triode T1 and the 6th triode T2 is connected with the 4th test side D with the 4th resistor R 6 by the 3rd resistor R 5 respectively, and the negative pole of accessory power supply is connected with the 3rd test side C; The first test side E of voltage measurement module all is connected by first contact with corresponding first transfer relay of described each tested accumulator with the positive pole of each tested accumulator, and the second test side F of voltage measurement module all is connected by second contact with corresponding first transfer relay of described each tested accumulator with the negative pole of each tested accumulator; The 3rd test side C all is connected by first contact with corresponding second transfer relay of described each tested accumulator with the positive pole of each tested accumulator, and the 4th test side D all is connected by second contact with corresponding second transfer relay of described each tested accumulator with the negative pole of each tested accumulator.
The number of tested accumulator is different and different according to the occasion of using, be respectively: Office of the Telecommunications Authority is generally about 24, generating, distribution department is generally about 110 or about 55, this on-line intelligent inspection tour instrument for essential resistance of multipath accumulator can be measured nearly 112 accumulators, is enough to contain the above measurement demand of respectively using department.
Input/output module contains printer interface, the RS232 serial converter, the RS232 serial line interface, USB flash disk module for reading and writing and interface, the serial conversion outlet of RS232 serial converter is connected with the RS232 serial line interface, photoelectric isolation module contains photoelectrical coupler, logic gates, logic gates contains and door, Sheffer stroke gate, rejection gate, not gate, the serial port of first microprocessor IC51 and two delivery outlets are connected with two input port one ends with the serial conversion inlet of logic gates respectively by photoelectrical coupler in the central processing module, and the serial that four serial conversion of logic gates export respectively with main interface plate circuit enters the mouth, printer interface, the serial conversion inlet of RS232 serial converter, USB flash disk module for reading and writing and interface connect.
Perhaps, input/output module contains printer interface, the RS232 serial converter, the RS232 serial line interface, USB flash disk module for reading and writing and interface, the serial conversion outlet of RS232 serial converter is connected with the RS232 serial line interface, photoelectric isolation module contains photoelectrical coupler, programmable gate array, the serial port of first microprocessor IC51 and two delivery outlets are connected with two input port one ends with the serial conversion inlet of programmable gate array respectively by photoelectrical coupler in the central processing module, and the serial that four serial conversion of programmable gate array export respectively with main interface plate circuit enters the mouth, printer interface, the serial conversion inlet of RS232 serial converter, USB flash disk module for reading and writing and interface connect.
Input/output module also contains LCD display and keyboard, and LCD display directly is connected with the I/O port of first microprocessor IC51 with keyboard; Main interface plate circuit contains the second microprocessor U1 and a certain number of detection way is provided with switch, the detection way is provided with switch and is connected with the input port of the second microprocessor U1, the delivery outlet of the second microprocessor U1 is connected with the input port of relay drive unit circuit, described time the interface board circuit contains the first code translator U23, the second code translator U24 and a certain number of plate number are provided with switch, plate number is provided with switch one end and is connected with the output terminal of the second code translator U24, the other end is connected with the Enable Pin of the first code translator U23, the output terminal of the first code translator U23 is connected with the input port of relay drive unit circuit, and the delivery outlet of the second microprocessor U1 is connected with the input end of the first code translator U23 and the second code translator U24; Described energy supply control module contains the first rechargeable battery A and the second rechargeable battery B, the first D.C. regulated power supply A and the second D.C. regulated power supply B, power control circuit and voltage stabilizer, power control circuit contains the first triode YT1, the first relay R Y0, the second relay R Y1, the 3rd relay R Y2, the 4th relay R Y3, diode and resistance, the base stage of the first triode YT1 is connected by the output terminal of resistance with the second microprocessor U1, drive coil one end of the second relay R Y1 is connected with the collector of the first triode YT1, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, drive coil one end of the first relay R Y0 passes through resistance eutral grounding, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, drive coil one end of the 3rd relay R Y2 and the 4th relay R Y3 is by the second contact R Y1_K2 ground connection of the second relay R Y1, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, the positive supply of the first D.C. regulated power supply A, ground and negative supply pass through the first contact R Y2_K1 of the 3rd relay R Y2 respectively, the second contact R Y2_K2 of the 3rd relay R Y2, the first contact R Y1_K1 of the second relay R Y1 and the positive supply of the first rechargeable battery A, ground is connected with negative supply, the positive supply of the first rechargeable battery A and the negative supply second contact R Y0_K2 and the+12V of the first contact R Y0_K1 by the first relay R Y0 and the first relay R Y0 respectively are connected with-12V, the power supply of the second D.C. regulated power supply B is connected with the power supply of the second rechargeable battery B by the first contact R Y3_K1 of the 4th relay R Y3, the second contact R Y3_K2 by the 4th relay R Y3 behind the ground series limiting resistor YR8 of the second D.C. regulated power supply B is connected with the ground of the second rechargeable battery B, the power supply of the second rechargeable battery B is connected with negative pole with the positive pole of accessory power supply respectively with ground, and the voltage of the second rechargeable battery B is 6V～24V.
The relay drive unit circuit contains the second triode DT1, the 3rd triode DT2, the 4th triode DT3, resistance and diode, the input end of relay drive unit circuit is connected by the base stage of resistance with the second triode DT1, the collector of the second triode DT1 is connected by the base stage of resistance with the 3rd triode DT2 and the 4th triode DT3, and the drive coil of the transfer relay in the collector of the 3rd triode DT2 and the 4th triode DT3 and the battery handover module is connected.
Block isolating circuit contains capacitor C0, first resistor R0 and second resistor R 1, and the two ends of capacitor C0 are respectively as the input end and the output terminal of block isolating circuit, and the two ends of capacitor C0 are respectively by first resistor R0 and second resistor R, 1 ground connection; The input end of block isolating circuit is connected with the emitter of the 6th triode T2; Electrical current work module also contains the 5th operational amplifier IC2, and its input end is connected with the output terminal of block isolating circuit, and the output terminal of the 5th operational amplifier IC2 is as the output terminal of electrical current work module; The model of the 5th operational amplifier IC2 is TLC2272, or is TLC2274, or is AD822, or is AD824, or is OP200, or is AD708, or is TLC2264, or is TLC2262, or is TL062, or is TL064, or is TL084.
Voltage measurement module contains capacitance, operational amplifier, efficient digital filter, as the 3rd microprocessor IC13 and resaistance-capacity coupling circuit of precision interval clock signal generation usefulness; Capacitance contains the second capacitor C10 and the 3rd capacitor C11, the end of the 3rd capacitor C11 is connected with the described second test side F, the other end is connected with the normal phase input end of the first operational amplifier IC10, the end of the second capacitor C10 is connected with the positive pole of the described first test side E, the other end is connected with the inverting input of the first operational amplifier IC10, the output terminal of the first operational amplifier IC10 is connected with the input end of efficient digital filter by the second operational amplifier IC11, the delivery outlet of the 3rd microprocessor IC13 is connected with the input end of clock of efficient digital filter, the output terminal of efficient digital filter is connected with the input end of resaistance-capacity coupling circuit, the output terminal of resaistance-capacity coupling circuit is connected with the input end of the 3rd operational amplifier IC14, and the output terminal of the 3rd operational amplifier IC14 is as the output terminal of voltage measurement module; Be attempted by between the normal phase input end and inverting input of the first operational amplifier IC10 tie point ground connection of the 5th resistor R 10 and the 6th resistor R 11 or earth-free after the 5th resistor R 10 and 11 series connection of the 6th resistor R; Resaistance-capacity coupling circuit contains the 4th capacitor C14 and the 8th resistor R 16, the end of the 4th capacitor C14 is as the input end of resaistance-capacity coupling circuit, its other end is connected the other end ground connection of the 8th resistor R 16 as the output terminal of resaistance-capacity coupling circuit and with an end of the 8th resistor R 16; The model of efficient digital filter is MAX291, or is MAX292, or is MAX295, or is MAX296, or is MAX293, or is MAX294, or is MAX297, or is MAX280; The model of the first operational amplifier IC10 is AD620, or is AD622, or is AD625; The model of the second operational amplifier IC11, the 3rd operational amplifier IC14 is TLC2272, or is TLC2274, or is AD822, or is AD824, or be OP200, or be AD708, or be TLC2264, or be TLC2262, or be TL062, or be TL064, or be TL084; The model of the 3rd microprocessor IC13 is PIC12C508.
Analog-to-digital conversion module contains analog to digital converter and accurate reference voltage, the output terminal of accurate reference voltage is connected with the reference voltage input of analog to digital converter, the analog to digital conversion input end of analog to digital converter is as the analog to digital conversion input port of analog-to-digital conversion module, the communication port of analog to digital converter is connected with the I/O port of first microprocessor IC51, described signal generating module contains the 4th microprocessor IC30, digital to analog converter and four-operational amplifier IC32, the data input port of the 4th microprocessor IC30 is connected with the I/O port of first microprocessor IC51, the data output of the 4th microprocessor IC30 is connected with the data input port of digital to analog converter, the output terminal of digital to analog converter is connected with the input end of four-operational amplifier IC32, and the input end of the load circuit in the output terminal of four-operational amplifier IC32 and the electrical current work module is connected; Described central processing module also contains Temperature Detector, calendar clock generator and data-carrier store, the I/O port of first microprocessor IC51 is connected with the I/O port of Temperature Detector, calendar clock generator and data-carrier store, and the interruption input port of first microprocessor IC51 is connected with the delivery outlet of the 4th microprocessor IC30; The model of four-operational amplifier IC32 is TLC2272, or is TLC2274, or is AD822, or is AD824, or is OP200, or is AD708, or is TLC2264, or is TLC2262, or is TL062, or is TL064, or is TL084; The model of the 4th microprocessor IC30 is PIC16C54; The model of analog to digital converter is TLC2543, or is AD7888, or is AD5320, or is AD7871, or is TLC2558; The model of digital to analog converter is DAC0832, or is AD7524, or is AD7533, or is AD558, or is TLC5620, or is TLC5617; The model of calendar clock generator is 12C887; The model of Temperature Detector is 18B20; The model of data-carrier store is 24C64; The model of accurate reference voltage is MC1403, or is AD580, or is LM113.
Detecting way, the number that switch and plate number be provided with switch is set is one, or is two, or is three, or is four, or is five, or is six, or is seven; The number of inferior interface board circuit is one, or is two, or is three, or is four, or is five, or is six; N is 1, or is 2, or is 3, or is 4; The model of the first microprocessor IC51 and the second microprocessor U1 is PIC16C74, or is PIC16F74, or is PIC16F77; The model of the first code translator U23 is 74HC154, and the model of the second code translator U24 is 74HC138.
The present invention is an electric power, traffic, telecommunications, important departments such as national defence provide the sophisticated equipment of safety in production, China introduces and buying accumulator safety pre-warning system from western developed countries such as the U.S. and Japan in a large number at present, the present invention and above-mentioned like product ratio, in performance be better than external product qualitatively, on price, be lower than half of external like product, ratio of performance to price height, it has broken the monopolization of external product, not only the boundless market demand is arranged in China but also in third world countries, according to prediction, the present invention will have 150,000 covers, be worth 15,000,000,000 the market demand, remarkable in economical benefits, social benefit is outstanding.
Beneficial effect of the present invention:
1. the present invention adopts accessory power supply operating voltage to be provided for the load circuit in the electrical current work module, but also does not influence the exciting current signal of the accumulator of flowing through, and has overcome the difficult problem that power supply is provided for metering circuit when adopting the pulsating direct current signal as pumping signal.
2. the present invention has adopted " MAX291 " class efficient digital filter in voltage measurement module, made full use of its overdamp characteristic to the undesired signal that is higher than the measured signal frequency, in the strong jamming background signal, effective measuring-signal is separated, adopted simultaneously resaistance-capacity coupling circuit again, effectively eliminated of the influence of the output offset voltage of " MAX291 " class efficient digital filter to voltage measurement signal, the mid-point voltage that has guaranteed the sine voltage measuring-signal simultaneously remains on the ground wire level, has obviously improved measuring accuracy.
3. the present invention adopts the digital circuit of microprocessor control to produce emulation pulsating direct current signal, is convenient to obtain the synchronizing signal of particular phase angle, the control accuracy height, measures accurately, and the accumulator internal resistance measuring accuracy can reach 0.01 milliohm.
4. hardware circuit of the present invention has adaptive ability to a certain degree to measuring connection resistances (containing connector, relay contact resistance), when measuring connection resistances in 0～1.1 ohm of scope, do not influence internal resistance measurement numerical value, can guarantee consistance like this with the measurement data of the tested accumulator of logging different distance, avoided to reaching the unnecessary line that same connection resistances extends, not only make the neat standard of line, also saved lead.
5. each functional module of the present invention all adopts the measured chip of high precision, high reliability, and therefore, it has very strong antijamming capability, can accurately measure its internal resistance when the accumulator floating charging.
6. the present invention can carry out being sent to display and printer output after computing, the processing to the data that measure, or write USB flash disk with document format data by the USB flash disk interface, be convenient to pass to other computing machine, also can carry out communication with computing machine, simultaneously can also write down environment temperature and time, therefore, its intelligent degree height, easy to use.
7. battery handover module of the present invention adopts the test side after relay switches to tested accumulator electrical current work module and accessory power supply is connected, the test side of voltage measurement module, and relay is controlled by the relay drive unit circuit of main interface plate circuit and time interface board circuit control, so just realize the automatic switchover of tested accumulator, saved the trouble of artificial wiring.
8. photoelectric isolation module of the present invention is kept apart relay control module, external communication interface and central processing module, energy supply control module switches to the power supply and the accessory power supply of electrical current work module, voltage measurement module, analog-to-digital conversion module, signal generating module and central processing module by the stable rechargeable battery power supply of out-put supply when carrying out the accumulator internal resistance detection, avoided the interference of external circuitry like this to the core circuit of accumulator internal resistance detection, guarantee precision of the present invention, strengthened its anti-interference.
(4), description of drawings:
Fig. 1 is an on-line intelligent inspection tour instrument for essential resistance of multipath accumulator principle of work block diagram;
Fig. 2 is central processing module and input/output module principle of work synoptic diagram;
Fig. 3 is one of electrical current work module principle of work synoptic diagram;
Fig. 4 is two of an electrical current work module principle of work synoptic diagram;
Fig. 5 is a voltage measurement module principle of work synoptic diagram;
Fig. 6 is an analog-to-digital conversion module principle of work synoptic diagram;
Fig. 7 is a signal generating module principle of work synoptic diagram;
Fig. 8 is photoelectric isolation module and input/output module principle of work synoptic diagram;
Fig. 9 is a main interface plate circuit working principle schematic;
Figure 10 is a time interface board circuit working principle schematic;
Figure 11 is one of relay drive unit circuit working principle schematic;
Figure 12 is two of a relay drive unit circuit working principle schematic;
Figure 13 is one of battery handover module principle of work synoptic diagram;
Figure 14 is two of a battery handover module principle of work synoptic diagram;
Figure 15 is three of a battery handover module principle of work synoptic diagram;
Figure 16 is four of a battery handover module principle of work synoptic diagram;
Figure 17 is an energy supply control module principle of work synoptic diagram;
(5), embodiment:
Embodiment one: referring to Fig. 1～Fig. 3, Fig. 5～Figure 11, Figure 13, Figure 17, among the figure, on-line intelligent inspection tour instrument for essential resistance of multipath accumulator contains electrical current work module 10, accessory power supply, voltage measurement module, analog-to-digital conversion module, signal generating module, central processing module 5, input/ output module 6,8 and energy supply control module, also contains battery handover module, photoelectric isolation module and relay control module 7; The output terminal of electrical current work module 10 and voltage measurement module is connected with the analog to digital conversion input port of analog-to-digital conversion module, central processing module 5 is connected with signal generating module with analog-to-digital conversion module by its I/O port, the input end of the load circuit in the output terminal of signal generating module and the electrical current work module 10 is connected, central processing module 5 directly is connected with input/output module 6, be connected with input/output module 8 by photoelectric isolation module, relay control module contains main interface plate circuit and 16 relay drive unit circuit, central processing module 5 is connected with main interface plate circuit by photoelectric isolation module, and the delivery outlet of main interface plate circuit is connected with the input port of the input port of relay drive unit circuit and energy supply control module.
The battery handover module contains 224 transfer relays, the number of tested accumulator is 112, the first test side E of voltage measurement module and the second test side F respectively by transfer relay JD2, JD4 ..., two contacts of JD224 and tested accumulator BT1, BT2 ..., BT112 positive and negative electrode connect; Electrical current work module 10 and the 3rd test side C after accessory power supply is connected and the 4th test side D respectively by transfer relay JD1, JD3 ..., two contacts of JD223 and tested accumulator BT1, BT2 ..., BT112 positive pole, negative pole connect; The collector of the triode in the drive coil of transfer relay and the relay drive unit circuit is connected, and the number of relay drive unit circuit is identical with the number of tested accumulator, is 112,2 transfer relays of a relay drive unit drives.
Input/output module 8 contains printer interface, RS232 serial converter U22, the RS232 serial line interface, USB flash disk module for reading and writing and interface, the serial conversion outlet of RS232 serial converter U22 is connected with the RS232 serial line interface, photoelectric isolation module contains photoelectrical coupler U2, U3, U4, U5, logic gates 9, logic gates 9 contains and door U10, U11, U12, U13, Sheffer stroke gate U15, U17, U19, U21, rejection gate U9, not gate U6, U7, U8, U14, U16, U18, U20, the serial port TX of first microprocessor IC51 in the central processing module 5, RX and two delivery outlet RB6, RB7 is by photoelectrical coupler U2, U3, U4, U5 respectively with the input end of the not gate U6 of logic gates 9, the output terminal of rejection gate U9, the input end of not gate U7, the input end of not gate U8 connects, the input end of the not gate U14 of logic gates, Sheffer stroke gate U15 output terminal is connected with the serial inlet of main interface plate circuit, the input end of not gate U16, Sheffer stroke gate U17 output terminal is connected with printer interface, the input end of not gate U18, Sheffer stroke gate U19 output terminal is connected the input end of not gate U20 with the serial conversion inlet of RS232 serial converter U22, Sheffer stroke gate U21 output terminal is connected with USB flash disk module for reading and writing and interface.
Input/output module 6 contains LCD display and keyboard, and LCD display directly is connected with the I/O port of first microprocessor IC51 with keyboard; Main interface plate circuit contains the second microprocessor U1 and 7 detection ways are provided with switch JZ0～JZ6, the detection way is provided with switch JZ0～JZ6 and is connected with the input port of the second microprocessor U1, delivery outlet D0～D7 of the second microprocessor U1, B0～B7 is connected with the input port of relay drive unit circuit, inferior interface board circuit contains the first code translator U23, the second code translator U24 and 7 plates number are provided with switch CK1～CK7, plate number is provided with switch CK1～CK7 one end and is connected with output terminal Y1～Y7 of the second code translator U24 respectively, the other end is connected with the Enable Pin G2 of the first code translator U23,16 output terminals of the first code translator U23 are connected delivery outlet A0～A5 of the second microprocessor U1 with the input port of relay drive unit circuit, E0 is connected with the input end of the first code translator U23 and the second code translator U24; Energy supply control module contains the first rechargeable battery A and the second rechargeable battery B, the first D.C. regulated power supply A and the second D.C. regulated power supply B, power control circuit and voltage stabilizer, power control circuit contains the first triode YT1, the first relay R Y0, the second relay R Y1, the 3rd relay R Y2, the 4th relay R Y3, diode and resistance, the base stage of the first triode YT1 is connected with the output terminal E1 of the second microprocessor U1 by resistance YR1, drive coil one end of the second relay R Y1 is connected with the collector of the first triode YT1, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, drive coil one end of the first relay R Y0 is by resistance YR3 ground connection, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, drive coil one end of the 3rd relay R Y2 and the 4th relay R Y3 is by the second contact R Y1_K2 ground connection of the second relay R Y1, the other end is connected with the positive power source terminal of the first D.C. regulated power supply A, the positive supply of the first D.C. regulated power supply A, ground and negative supply pass through the first contact R Y2_K1 of the 3rd relay R Y2 respectively, the second contact R Y2_K2 of the 3rd relay R Y2, the first contact R Y1_K1 of the second relay R Y1 and the positive supply of the first rechargeable battery A, ground is connected with negative supply, the positive supply of the first rechargeable battery A and the negative supply second contact R Y0_K2 and the+12V of the first contact R Y0_K1 by the first relay R Y0 and the first relay R Y0 respectively are connected with-12V, the power supply of the second D.C. regulated power supply B is connected with the power supply of the second rechargeable battery B by the first contact R Y3_K1 of the 4th relay R Y3, the second contact R Y3_K2 by the 4th relay R Y3 behind the ground series limiting resistor YR8 of the second D.C. regulated power supply B is connected with the ground of the second rechargeable battery B, the power supply of the second rechargeable battery B is connected with negative pole F-with the anodal F+ of accessory power supply respectively with ground, and the voltage of the second rechargeable battery B is 12V.
The relay drive unit circuit contains the second triode DT1, the 3rd triode DT2, the 4th triode DT3, resistance and diode, the input end of relay drive unit circuit is connected with the base stage of the second triode DT1 by resistance DR1, the collector of the second triode DT1 is connected with the base stage of the 3rd triode DT2 and the 4th triode DT3 by resistance DR3, DR5, and the drive coil of the transfer relay in the collector of the 3rd triode DT2 and the 4th triode DT3 and the battery handover module is connected.
Electrical current work module 10 contains with the load circuit 1 of pulsating direct current current discharge and block isolating circuit 2, the pulsating direct current electric current contains DC component and sine wave AC component, load circuit 1 and accessory power supply are connected in series, and the output terminal of load circuit 1 is connected with the input end of block isolating circuit 2; Load circuit 1 contains the 5th triode T1 and the 6th triode T2, the input end of load circuit 1 is connected to the base stage of the 5th triode T1 by the 7th resistor R 4, the emitter of the 5th triode T1 is connected with the base stage of the 6th triode T2, the collector of the 5th triode T1 and the 6th triode T2 links together and is connected with the anodal F+ of accessory power supply, and the emitter of the 5th triode T1 and the 6th triode T2 is connected with the 4th test side D with the 4th resistor R 6 by the 3rd resistor R 5 respectively; Block isolating circuit 2 contains capacitor C0, first resistor R0 and second resistor R 1, and the two ends of capacitor C0 are respectively as the input end and the output terminal of block isolating circuit 2, and the two ends of capacitor C0 are respectively by first resistor R0 and second resistor R, 1 ground connection; The input end of block isolating circuit 2 is connected with the emitter of the 6th triode T2, the negative pole F-of accessory power supply is connected with the 3rd test side C, electrical current work module 10 also contains the 5th operational amplifier IC2, its input end is connected with the output terminal of block isolating circuit 2, and the output terminal of the 5th operational amplifier IC2 is as the output terminal of electrical current work module 10.
Voltage measurement module contains capacitance, operational amplifier, efficient digital filter IC12, as the 3rd microprocessor IC13 and resaistance-capacity coupling circuit of precision interval clock signal generation usefulness; Capacitance contains the second capacitor C10 and the 3rd capacitor C11, the end of the 3rd capacitor C11 is connected with the second test side F, the other end is connected with the normal phase input end of the first operational amplifier IC10, the end of the second capacitor C10 is connected with the positive pole of the first test side E, the other end is connected with the inverting input of the first operational amplifier IC10, the output terminal of the first operational amplifier IC10 is connected with the input end of efficient digital filter IC12 by the second operational amplifier IC11, the delivery outlet of the 3rd microprocessor IC13 is connected with the input end of clock of efficient digital filter IC12, the output terminal of efficient digital filter IC12 is connected with the input end of resaistance-capacity coupling circuit 3, the output terminal of resaistance-capacity coupling circuit 3 is connected with the input end of the 3rd operational amplifier IC14, and the output terminal of the 3rd operational amplifier IC14 is as the output terminal of voltage measurement module; Be attempted by between the normal phase input end and inverting input of the first operational amplifier IC10 tie point ground connection of the 5th resistor R 10 and the 6th resistor R 11 or earth-free after the 5th resistor R 10 and 11 series connection of the 6th resistor R; Resaistance-capacity coupling circuit 3 contains the 4th capacitor C14 and the 8th resistor R 16, the end of the 4th capacitor C14 is as the input end of resaistance-capacity coupling circuit 3, its other end is connected the other end ground connection of the 8th resistor R 16 as the output terminal of resaistance-capacity coupling circuit 3 and with an end of the 8th resistor R 16.
Analog-to-digital conversion module contains analog to digital converter IC20 and accurate reference voltage IC22, the output terminal of accurate reference voltage IC22 is connected with the reference voltage input of analog to digital converter IC20, the analog to digital conversion input end of analog to digital converter IC20 is as the analog to digital conversion input port of analog-to-digital conversion module, the communication port of analog to digital converter IC20 is connected with the I/O port of first microprocessor IC51, signal generating module contains the 4th microprocessor IC30, digital to analog converter IC31 and four-operational amplifier IC32, the data input port of the 4th microprocessor IC30 is connected with the I/O port of first microprocessor IC51, the data output of the 4th microprocessor IC30 is connected with the data input port of digital to analog converter IC31, the output terminal of digital to analog converter IC31 is connected with the input end of four-operational amplifier IC32, and the input end of the load circuit 1 in the output terminal of four-operational amplifier IC32 and the electrical current work module 10 is connected; Central processing module also contains Temperature Detector IC52, calendar clock generator IC53 and data-carrier store IC50, the I/O port of first microprocessor IC51 is connected with the I/O port of Temperature Detector IC52, calendar clock generator IC53 and data-carrier store IC50, and the interruption input port of first microprocessor IC51 is connected with the delivery outlet of the 4th microprocessor IC30.
The model of the 5th operational amplifier IC2 is TLC2274, the model of efficient digital filter IC12 is MAX291, the model of the first operational amplifier IC10 is AD620, the model of the second operational amplifier IC11, the 3rd operational amplifier IC14 and IC32 is TLC2274, and the model of the first microprocessor IC51 and the second microprocessor U1 is PIC16C74; The model of the 4th microprocessor IC30 is PIC16C54; The model of the 3rd microprocessor IC13 is PIC12C508; The model of analog to digital converter IC20 is TLC2543, and the model of accurate reference voltage IC22 is MC1403, and the model of digital to analog converter IC31 is DAC0832, and the model of calendar clock generator IC53 is 12C887; The model of Temperature Detector IC52 is 18B20; The model of data-carrier store IC50 is 24C64; The model of the first code translator U23 is 74HC154, and the model of the second code translator U24 is 74HC138.
Embodiment two: referring to Fig. 1～Fig. 3, Fig. 5～Figure 11, Figure 14, Figure 17, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the 3rd test side C and the 4th test side D are by two contacts of transfer relay JD1 and the positive pole of tested accumulator BT1, negative pole connects, the 3rd test side C and the 4th test side D are respectively by transfer relay JD3, JD5, two contacts of JD223 and the negative pole of tested accumulator BT1 and BT2, the negative pole of BT2 and BT3, the negative pole of BT111 and BT112 is connected, this method of attachment can reduce the quantity that connects lead, has simplified wiring.
Embodiment three: referring to Fig. 1～Fig. 3, Fig. 5～Figure 10, Figure 12, Figure 15, Figure 17, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the battery handover module contains 448 transfer relays, the number of tested accumulator is 112, and the first test side E of voltage measurement module and the second test side F are respectively by transfer relay JD2 and JDP2, JD4 and JDP4, two series connection contacts and the tested accumulator BT1 of JD224 and JDP224, BT2, BT112 just, negative pole connects; The 3rd test side C and the 4th test side D respectively by transfer relay JD1 and JDP1, JD3 and JDP3 ..., two series connection contacts of JD223 and JDP223 and tested accumulator BT1, BT2 ..., BT112 positive pole, negative pole connect; The collector of the triode in the drive coil of transfer relay and the relay drive unit circuit is connected, and the number of relay drive unit circuit is identical with the number of tested accumulator, is 112,4 transfer relays of a relay drive unit drives.
Embodiment four: referring to Fig. 1～Fig. 3, Fig. 5～Figure 10, Figure 12, Figure 16, Figure 17, numbering is identical with embodiment three among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the 3rd test side C and the 4th test side D are by two the series connection contacts of transfer relay JD1 and JDP1 and the positive pole of tested accumulator BT1, negative pole connects, the 3rd test side C and the 4th test side D are respectively by transfer relay JD3 and JDP3, JD5 and JDP5, the negative pole of two connect contact and tested accumulator BT1 and the BT2 of JD223 and JDP223, the negative pole of BT2 and BT3, the negative pole of BT111 and BT112 is connected, this method of attachment can reduce the quantity that connects lead, has simplified wiring.
Embodiment five: referring to Fig. 1～Fig. 2, Fig. 4, Fig. 5～Figure 11, Figure 13, Figure 17, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: electrical current work module 10 contains load circuit 1, block isolating circuit 2 and the precision current detecting amplifier IC1 with the pulsating direct current current discharge, precision current detecting amplifier IC1 and load circuit 1, accessory power supply are connected in series, and the output terminal of precision current detecting amplifier IC1 is connected with the input end of block isolating circuit 2; The negative terminal that the collector of the 5th triode T1 and the 6th triode T2 links together with resistance is detected in the inside of precision current detecting amplifier IC1 is connected, the anodal F+ of accessory power supply is connected with the anode that resistance is detected in the inside of precision current detecting amplifier IC1, the negative pole F-of accessory power supply is connected with the 3rd test side C, the input end of block isolating circuit 2 is connected with the output terminal of precision current detecting amplifier IC1, and the model of precision current detecting amplifier IC1 is MAX471.
Embodiment six: referring to Fig. 1～Fig. 2, Fig. 4, Fig. 5～Figure 11, Figure 14, Figure 17, numbering is identical with embodiment five among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the 3rd test side C and the 4th test side D are by two contacts of transfer relay JD1 and the positive pole of tested accumulator BT1, negative pole connects, the 3rd test side C and the 4th test side D are respectively by transfer relay JD3, JD5, two contacts of JD223 and the negative pole of tested accumulator BT1 and BT2, the negative pole of BT2 and BT3, the negative pole of BT111 and BT112 is connected, this method of attachment can reduce the quantity that connects lead, has simplified wiring.
Embodiment seven: referring to Fig. 1～Fig. 2, Fig. 4, Fig. 5～Figure 10, Figure 12, Figure 15, Figure 17, numbering is identical with embodiment five among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the battery handover module contains 448 transfer relays, the number of tested accumulator is 112, and the first test side E of voltage measurement module and the second test side F are respectively by transfer relay JD2 and JDP2, JD4 and JDP4, two series connection contacts and the tested accumulator BT1 of JD224 and JDP224, BT2, BT112 just, negative pole connects; The 3rd test side C and the 4th test side D respectively by transfer relay JD1 and JDP1, JD3 and JDP3 ..., two series connection contacts of JD223 and JDP223 and tested accumulator BT1, BT2 ..., BT112 positive pole, negative pole connect; The collector of the triode in the drive coil of transfer relay and the relay drive unit circuit is connected, and the number of relay drive unit circuit is identical with the number of tested accumulator, is 112,4 transfer relays of a relay drive unit drives.
Embodiment eight: referring to Fig. 1～Fig. 2, Fig. 4, Fig. 5～Figure 10, Figure 12, Figure 16, Figure 17, numbering is identical with embodiment seven among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the 3rd test side C and the 4th test side D are by two the series connection contacts of transfer relay JD1 and JDP1 and the positive pole of tested accumulator BT1, negative pole connects, the 3rd test side C and the 4th test side D are respectively by transfer relay JD3 and JDP3, JD5 and JDP5, the negative pole of two connect contact and tested accumulator BT1 and the BT2 of JD223 and JDP223, the negative pole of BT2 and BT3, the negative pole of BT111 and BT112 is connected, this method of attachment can reduce the quantity that connects lead, has simplified wiring.
Claims (9)
1. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator, contain electrical current work module, accessory power supply, voltage measurement module, analog-to-digital conversion module, signal generating module, central processing module, input/output module and energy supply control module, it is characterized in that: also contain battery handover module, photoelectric isolation module and relay control module; The output terminal of electrical current work module and voltage measurement module is connected with the analog to digital conversion input port of analog-to-digital conversion module, central processing module is connected with signal generating module with analog-to-digital conversion module by its I/O port, the input end of the load circuit in the output terminal of signal generating module and the electrical current work module is connected, central processing module directly or by photoelectric isolation module is connected with input/output module, relay control module contains main interface plate circuit and a certain number of relay drive unit circuit, central processing module is connected with main interface plate circuit by photoelectric isolation module, and the delivery outlet of main interface plate circuit is connected with the input port of the input port of relay drive unit circuit and energy supply control module; Relay control module also contains a certain number of inferior interface board circuit, the control mouth of main interface plate circuit is connected with time interface board circuit, the delivery outlet of inferior interface board circuit is connected with the input port of relay drive unit circuit, and energy supply control module provides power supply for electrical current work module, voltage measurement module, analog-to-digital conversion module, signal generating module, central processing module, input/output module, battery handover module, photoelectric isolation module and relay control module; The battery handover module contains a certain number of transfer relay, the number of transfer relay be tested accumulator number n doubly, n is the natural number more than or equal to 1; The collector of the triode in the drive coil of transfer relay and the described relay drive unit circuit is connected, and the number of relay drive unit circuit is identical with the number of tested accumulator;
Electrical current work module contains with the load circuit of pulsating direct current current discharge and block isolating circuit, the pulsating direct current electric current contains DC component and sine wave AC component, load circuit and accessory power supply are connected in series, and the output terminal of load circuit is connected with the input end of block isolating circuit; Load circuit contains the 5th triode (T1) and the 6th triode (T2), the input end of load circuit is connected to the base stage of the 5th triode (T1) by the 7th resistor (R4), the emitter of the 5th triode (T1) is connected with the base stage of the 6th triode (T2), the collector of the 5th triode (T1) and the 6th triode (T2) links together and is connected with the positive pole of accessory power supply, the emitter of the 5th triode (T1) and the 6th triode (T2) is connected with the 4th test side (D) with the 4th resistor (R6) by the 3rd resistor (R5) respectively, and the negative pole of accessory power supply is connected with the 3rd test side (C); Described block isolating circuit contains first capacitor (C0), first resistor (R0) and second resistor (R1), the two ends of first capacitor (C0) are respectively as the input end and the output terminal of block isolating circuit, and the two ends of first capacitor (C0) are respectively by first resistor (R0) and second resistor (R1) ground connection; The input end of block isolating circuit is connected with the emitter of the 6th triode (T2); Described electrical current work module also contains the 5th operational amplifier (IC2), and its input end is connected with the output terminal of block isolating circuit, and the output terminal of the 5th operational amplifier (IC2) is as the output terminal of electrical current work module;
First test side (E) of voltage measurement module all is connected by first contact with corresponding first transfer relay of described each tested accumulator with the positive pole of each tested accumulator, and second test side (F) of voltage measurement module all is connected by second contact with corresponding first transfer relay of described each tested accumulator with the negative pole of each tested accumulator; Described the 3rd test side (C) all is connected by first contact with corresponding second transfer relay of described each tested accumulator with the positive pole of each tested accumulator, and described the 4th test side (D) all is connected by second contact with corresponding second transfer relay of described each tested accumulator with the negative pole of each tested accumulator.
2. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 1, it is characterized in that: described input/output module contains printer interface, the RS232 serial converter, the RS232 serial line interface, USB flash disk module for reading and writing and interface, the serial conversion outlet of RS232 serial converter is connected with the RS232 serial line interface, described photoelectric isolation module contains photoelectrical coupler, logic gates, logic gates contains and door, Sheffer stroke gate, rejection gate, not gate, the serial port of first microprocessor in the described central processing module (IC51) and two delivery outlets are connected with two input port one ends with the serial conversion inlet of logic gates respectively by photoelectrical coupler, and the serial that four serial conversion of logic gates export respectively with main interface plate circuit enters the mouth, printer interface, the serial conversion inlet of RS232 serial converter, USB flash disk module for reading and writing and interface connect.
3. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 1, it is characterized in that: described input/output module contains printer interface, the RS232 serial converter, the RS232 serial line interface, USB flash disk module for reading and writing and interface, the serial conversion outlet of RS232 serial converter is connected with the RS232 serial line interface, described photoelectric isolation module contains photoelectrical coupler, programmable gate array, the serial port of first microprocessor in the described central processing module (IC51) and two delivery outlets are connected with two input port one ends with the serial conversion inlet of programmable gate array respectively by photoelectrical coupler, and the serial that four serial conversion of programmable gate array export respectively with main interface plate circuit enters the mouth, printer interface, the serial conversion inlet of RS232 serial converter, USB flash disk module for reading and writing and interface connect.
4. according to claim 2 or 3 described on-line intelligent inspection tour instrument for essential resistance of multipath accumulator, it is characterized in that: described input/output module also contains LCD display and keyboard, and LCD display directly is connected with the I/O port of first microprocessor (IC51) with keyboard; Described main interface plate circuit contains second microprocessor (U1) and a certain number of detection way is provided with switch, the detection way is provided with switch and is connected with the input port of second microprocessor (U1), the delivery outlet of second microprocessor (U1) is connected with the input port of relay drive unit circuit, described time the interface board circuit contains first code translator (U23), second code translator (U24) and a certain number of plate number are provided with switch, plate number is provided with switch one end and is connected with the output terminal of second code translator (U24), the other end is connected with the Enable Pin of first code translator (U23), the output terminal of first code translator (U23) is connected with the input port of relay drive unit circuit, and the delivery outlet of second microprocessor (U1) is connected with the input end of first code translator (U23) with second code translator (U24); Described energy supply control module contains first rechargeable battery (A) and second rechargeable battery (B), first D.C. regulated power supply (A) and second D.C. regulated power supply (B), power control circuit and voltage stabilizer, power control circuit contains first triode (YT1), first relay (RY0), second relay (RY1), the 3rd relay (RY2), the 4th relay (RY3), diode and resistance, the base stage of first triode (YT1) is connected by the output terminal of resistance with second microprocessor (U1), drive coil one end of second relay (RY1) is connected with the collector of first triode (YT1), the other end is connected with the positive power source terminal of first D.C. regulated power supply (A), drive coil one end of first relay (RY0) passes through resistance eutral grounding, the other end is connected with the positive power source terminal of first D.C. regulated power supply (A), drive coil one end of the 3rd relay (RY2) and the 4th relay (RY3) is by second contact (RY1_K2) ground connection of second relay (RY1), the other end is connected with the positive power source terminal of first D.C. regulated power supply (A), the positive supply of first D.C. regulated power supply (A), ground and negative supply pass through first contact (RY2_K1) of the 3rd relay (RY2) respectively, second contact (RY2_K2) of the 3rd relay (RY2), first contact (RY1_K1) of second relay (RY1) and the positive supply of first rechargeable battery (A), ground is connected with negative supply, the positive supply of first rechargeable battery (A) and negative supply second contact (RY0_K2) and+12V of first contact (RY0_K1) by first relay (RY0) and first relay (RY0) respectively are connected with-12V, the power supply of second D.C. regulated power supply (B) is connected with the power supply of second rechargeable battery (B) by first contact (RY3_K1) of the 4th relay (RY3), ground series limiting resistor (YR8) back of second D.C. regulated power supply (B) is connected with the ground of second rechargeable battery (B) by second contact (RY3_K2) of the 4th relay (RY3), and the power supply of second rechargeable battery (B) is connected with negative pole with the positive pole of accessory power supply respectively with ground.
5. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 4, it is characterized in that: described relay drive unit circuit contains second triode (DT1), the 3rd triode (DT2), the 4th triode (DT3), resistance and diode, the input end of relay drive unit circuit is connected by the base stage of resistance with second triode (DT1), the collector of second triode (DT1) is connected with the base stage of the 3rd triode (DT2) with the 4th triode (DT3) by resistance, and the drive coil of the transfer relay in the collector of the 3rd triode (DT2) and the 4th triode (DT3) and the battery handover module is connected.
6. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 4, it is characterized in that: the model of described the 5th operational amplifier (IC2) is TLC2272, or is TLC2274, or is AD822, or be AD824, or be OP200, or be AD708, or be TLC2264, or be TLC2262, or be TL062, or be TL064, or be TL084.
7. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 4 is characterized in that: described voltage measurement module contains capacitance, operational amplifier, efficient digital filter, as the 3rd microprocessor (IC13) and the resaistance-capacity coupling circuit of precision interval clock signal generation usefulness; Capacitance contains second capacitor (C10) and the 3rd capacitor (C11), one end of the 3rd capacitor (C11) is connected with described second test side (F), the other end is connected with the normal phase input end of first operational amplifier (IC10), one end of second capacitor (C10) is connected with the positive pole of described first test side (E), the other end is connected with the inverting input of first operational amplifier (IC10), the output terminal of first operational amplifier (IC10) is connected with the input end of efficient digital filter by second operational amplifier (IC11), a delivery outlet of the 3rd microprocessor (IC13) is connected with the input end of clock of efficient digital filter, the output terminal of efficient digital filter is connected with the input end of resaistance-capacity coupling circuit, the output terminal of resaistance-capacity coupling circuit is connected with the input end of the 3rd operational amplifier (IC14), and the output terminal of the 3rd operational amplifier (IC14) is as the output terminal of voltage measurement module; Be attempted by between the normal phase input end and inverting input of first operational amplifier (IC10) the tie point ground connection of the 5th resistor (R10) and the 6th resistor (R11) or earth-free after the 5th resistor (R10) and the 6th resistor (R11) series connection; Resaistance-capacity coupling circuit contains the 4th capacitor (C14) and the 8th resistor (R16), one end of the 4th capacitor (C14) is as the input end of resaistance-capacity coupling circuit, its other end is connected the other end ground connection of the 8th resistor (R16) as the output terminal of resaistance-capacity coupling circuit and with an end of the 8th resistor (R16); The model of efficient digital filter is MAX291, or is MAX292, or is MAX295, or is MAX296, or is MAX293, or is MAX294, or is MAX297, or is MAX280; The model of first operational amplifier (IC10) is AD620, or is AD622, or is AD625; The model of second operational amplifier (IC11), the 3rd operational amplifier (IC14) is TLC2272, or is TLC2274, or is AD822, or is AD824, or be OP200, or be AD708, or be TLC2264, or be TLC2262, or be TL062, or be TL064, or be TL084; The model of the 3rd microprocessor (IC13) is PIC12C508.
8. on-line intelligent inspection tour instrument for essential resistance of multipath accumulator according to claim 4, it is characterized in that: described analog-to-digital conversion module contains analog to digital converter and accurate reference voltage, the output terminal of accurate reference voltage is connected with the reference voltage input of analog to digital converter, the analog to digital conversion input end of analog to digital converter is as the analog to digital conversion input port of analog-to-digital conversion module, the communication port of analog to digital converter is connected with the I/O port of first microprocessor (IC51), described signal generating module contains the 4th microprocessor (IC30), digital to analog converter and four-operational amplifier (IC32), the data input port of the 4th microprocessor (IC30) is connected with the I/O port of first microprocessor (IC51), the data output of the 4th microprocessor (IC30) is connected with the data input port of digital to analog converter, the output terminal of digital to analog converter is connected with the input end of four-operational amplifier (IC32), and the input end of the load circuit in the output terminal of four-operational amplifier (IC32) and the electrical current work module is connected; Described central processing module also contains Temperature Detector, calendar clock generator and data-carrier store, the I/O port of first microprocessor (IC51) is connected with the I/O port of Temperature Detector, calendar clock generator and data-carrier store, and the interruption input port of first microprocessor (IC51) is connected with the delivery outlet of the 4th microprocessor (IC30); The model of four-operational amplifier (IC32) is TLC2272, or is TLC2274, or is AD822, or is AD824, or is OP200, or is AD708, or is TLC2264, or is TLC2262, or is TL062, or is TL064, or is TL084; The model of the 4th microprocessor (IC30) is that the model of PIC16C54 analog to digital converter is TLC2543, or is AD7888, or is AD5320, or is AD7871, or is TLC2558; The model of digital to analog converter is DAC0832, or is AD7524, or is AD7533, or is AD558, or is TLC5620, or is TLC5617; The model of calendar clock generator is 12C887; The model of Temperature Detector is 18B20; The model of data-carrier store is 24C64; The model of accurate reference voltage is MC1403, or is AD580, or is LM113.
9. according to each described on-line intelligent inspection tour instrument for essential resistance of multipath accumulator in the claim 5～8, it is characterized in that: it is one that described detection way is provided with the number that switch and plate number be provided with switch, or is two, or be three, or be four, or be five, or be six, or it is seven; The number of described interface board circuit is one, or is two, or is three, or is four, or is five, or is six; Described n is 1, or is 2, or is 3, or is 4; The model of first microprocessor (IC51) and second microprocessor (U1) is PIC16C74, or is PIC16F74, or is PIC16F77; The model of first code translator (U23) is 74HC154, and the model of second code translator (U24) is 74HC138.
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| CN2009100057780A CN101477177B (en) | 2008-10-13 | 2009-02-06 | On-line intelligent inspection tour instrument for essential resistance of multipath accumulator |
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| CN200820149697.9 | 2008-10-13 | ||
| CN200820149697 | 2008-10-13 | ||
| CN2009100057780A CN101477177B (en) | 2008-10-13 | 2009-02-06 | On-line intelligent inspection tour instrument for essential resistance of multipath accumulator |
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| CN101477177B true CN101477177B (en) | 2011-09-28 |
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| CN2009100057780A Expired - Fee Related CN101477177B (en) | 2008-10-13 | 2009-02-06 | On-line intelligent inspection tour instrument for essential resistance of multipath accumulator |
| CNU2009200072822U Expired - Fee Related CN201344968Y (en) | 2008-10-13 | 2009-02-06 | Multi-channel accumulator internal resistance on-line intelligent inspection tour instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102445666B (en) * | 2011-12-21 | 2013-12-11 | 天津市贲雷科技发展有限公司 | Laptop battery monitoring system and monitoring method |
| CN102914743A (en) * | 2012-06-15 | 2013-02-06 | 张家港市泓溢电源科技有限公司 | Automatic storage battery checking and group-matching pipeline equipment |
| CN103134987A (en) * | 2013-01-25 | 2013-06-05 | 文创太阳能(福建)科技有限公司 | Battery internal resistance state test method based on battery electrode heat effects |
| CN103941094B (en) * | 2014-01-16 | 2017-02-15 | 深圳市金宏威技术股份有限公司 | Internal-resistance acquisition device for valve-regulated lead acid storage batteries |
| CN104375479B (en) * | 2014-09-24 | 2017-12-29 | 惠州市亿能电子有限公司 | A kind of replaceable equipment and its principal and subordinate's matching process from control unit |
| CN111781869B (en) * | 2020-06-10 | 2021-07-09 | 上海空间电源研究所 | High-reliability satellite power supply controller matrix instruction system and control method thereof |
| CN111693782A (en) * | 2020-06-24 | 2020-09-22 | 珠海伊托科技有限公司 | Storage battery internal resistance test and large current tolerance test device with loop resistor |
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| CN101477177A (en) | 2009-07-08 |
| CN201344968Y (en) | 2009-11-11 |
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