CN103120029B - modular programmable lighting ballast - Google Patents
modular programmable lighting ballast Download PDFInfo
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- CN103120029B CN103120029B CN201080067804.3A CN201080067804A CN103120029B CN 103120029 B CN103120029 B CN 103120029B CN 201080067804 A CN201080067804 A CN 201080067804A CN 103120029 B CN103120029 B CN 103120029B
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- fluorescent tube
- frequency
- waveform
- processor
- ballast
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/382—Controlling the intensity of light during the transitional start-up phase
- H05B41/384—Controlling the intensity of light during the transitional start-up phase in case of hot-restriking
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/14—Controlling the light source in response to determined parameters by determining electrical parameters of the light source
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/18—Controlling the light source by remote control via data-bus transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
Lighting ballast is programmable in input and output parameter.Operating characteristic and sense data are used for controlling ballast parameter.The heat recovery that ballast resistor is configured to fluorescent tube produces becomes electric energy.Ballast resistor is made up of in a modular way the power factor correction circuit module be fastened togather and ballast control circuit module, to utilize a small amount of separate unit just can realize a large amount of input voltage and lamp type change.
Description
Technical field
The present invention relates generally to lighting ballast, particularly relate to the improvement ballast resistor for high-intensity discharge light fixture.
Background technology
Some type electric lighting equipment as gas-discharge lamp needs and usually can directly from that dissimilar electric power that utility main line obtains.And, such equipment often need from once start the electric power just maintaining that different startup types of throwing light on.In addition, some effectiveness of operation is derived from the characteristic changing the electric power being supplied to fluorescent tube from ballast resistor.
The intrinsic aspect that the many kinds of fluorescent tubes of being powered by ballast resistor work as them, produces a considerable amount of heat and light.In most applications, this heat is not desirable, being considered to waste, forming the total efficiency of the illuminator of its part because this reducing fluorescent tube.
Depend on desired application, may need to be operated in the ballast resistor in different mains input voltage, phase place, frequency etc.Further, depend on desired application, the fluorescent tube driven to them may be needed to provide the ballast resistor of different electrical characteristics.Therefore, ballast resistor provider must each a large amount of different part that must separately order and catalogue of stock (or " SKU(stock keeping unit) ").Therefore, the ballast resistor of a great variety needed for common application requires that electrical equipment supplier maintains the stock of many parts, and some of them may be left unused for a long time and be can not be sold, and therefore use warehouse space in non-optimal mode.
Such known of picture No. the 7th, 129,647, United States Patent (USP) openly describes some effort solving more above-mentioned problems, but still needs to use ballast resistor able to programme to improve control to the electric power being supplied to fluorescent tube.
Summary of the invention
According to the present invention, lighting ballast is programmable in input and output electric parameter.In one embodiment, input parameter is programmable, so that ballast resistor can be operated in various input voltage (such as, 120 or 240 volts) and phase place (such as, single-phase, three-phase).In another embodiment, export with reference to being programmable, so that ballast resistor can provide electricity to export to dissimilar fluorescent tube.In yet another embodiment, output reference is programmable, so that ballast resistor can be provided as the electricity output that application-specific (such as, traditional " gentleness " started or make the life-span longer starts) is selected.In one embodiment, according to the sensing condition automated programming ballast resistor as the length on temperature, daytime, the existence of car light etc.In another embodiment, remote programmable ballast resistor.
In addition, according to the present invention, ballast resistor is configured to be on such position, the heat making ballast resistor absorb the ballast resistor fluorescent tube of powering to produce, and from that heat generating electric energy, to improve the total efficiency of the illuminator forming its part.In one aspect of the invention, thermoelectric converter charges to make energy be re-used to capacitor or other storage subsystem.
Further, according to the present invention, ballast resistor is formed in a modular way, to be equipped with power factor correction (PFC) circuit independently with ballast control circuit.Pfc circuit is configured to accept electric power with several rail voltage, strength of current, frequency and phase combination any one, and therefrom produces standard centre feed and export.Ballast control circuit is configured to the standard centre feed of acceptance from pfc circuit as input, and therefrom produces lamp works output.In one aspect of the invention, be equipped with many pfc circuits, each is configured to for given power of lamp tube at an easy rate with efficiently along with any one group of standard rail voltage, frequency and phase combination work.Also be equipped with many ballast control circuits, it is corresponding that each is configured to fluorescent tube compatible with a group.Pfc circuit and ballast control circuit all with arranged in modules, easily they can be assembled into complete ballast unit.
Accompanying drawing explanation
The disclosed embodiments have other advantages and feature that more easily can find out from detailed description, appended claims and accompanying drawing (or figure), and briefly introducing of accompanying drawing is as follows.
Fig. 1 is the system block diagrams of the luminaire comprising ballast resistor and fluorescent tube.
Fig. 2 is the circuit diagram of pfc circuit.
Fig. 3 is the circuit diagram of ballast control circuit.
Fig. 4 is the circuit diagram of heat recovery circuit.
Fig. 5 is the modular structure of luminaire.
These graphic depiction various embodiment of the present invention is just in order to illustrative object.Those of ordinary skill in the art can easily recognize from following discussion, adopts the alternate embodiments of illustrative structure and method herein with can not departing from principle of the present invention as herein described.
Embodiment
Fig. 1 with block diagram form exemplified with the luminaire 100 comprising ballast resistor 110 and fluorescent tube 140.In a preferred embodiment, fluorescent tube 140 is the high-intensity discharge lamps as metal halide lamp or high-pressure mercury lamp.In other embodiments, will wish that the fluorescent tube of the other types that ballast resistor controls is used for fluorescent tube 140.Ballast resistor 110 is the ballast resistor able to programme comprising power factor correction (PFC) circuit 120 and ballast control circuit 130 in a preferred embodiment in greater detail below.The AC mains electricity of pfc circuit 120 phase shift correction utility power provider supply, then converts the DC electric power being supplied to ballast control circuit 130 to by it.DC electric power is converted to fluorescent tube 140 by ballast control circuit 130 can more easy-to-use form of power.Such as, mains electricity may be 120 volts, 60 hertz sinusoidal wave Monophase electric powers, and may wish to use high voltage pulse, higher-frequency square wave or modified sine wave to start for fluorescent tube 140, to trigger and to set up electric arc luminous in fluorescent tube 140, then once fluorescent tube is set up electric arc and is preheating to working temperature, just be transitioned into comparatively low pressure but still higher-frequency square wave feed, to make electric arc maintain in desired combustion rate.As below in the discussion of Fig. 2 and Fig. 3 be described in further detail, pfc circuit 120 and ballast control circuit 130 incoming trunk feed is converted to fluorescent tube 140 can one of those forms.
Mains electricity is converted to the filtering DC electric power of supply ballast control circuit 130 by pfc circuit 120.In one embodiment, pfc circuit 120 sensing is connected to the particular type of the mains electricity of luminaire 100, and the operating aspect of correspondingly adjustment pfc circuit 100 able to programme.Such as, in a specific embodiment, pfc circuit 120 is configured to programmably can be operated in 50 or 60Hz frequency, scope is single-phase to the main line feed of 480 volts of three-phases from 120 volts.Tradition many feeds ballast circuit be only designed to have can be operated in input on several dissimilar input electric power but with initial expected compared with parts in the efficiency reduced.On the contrary, pfc circuit 120 forms the control loop of its built-in function of amendment, to realize basic same efficiency in its opereating specification on any expection input electric power waveform.
What be coupled with pfc circuit 120 is ballast control circuit 130.As below in the discussion of Fig. 3 be described in further detail, ballast control circuit 130 is configured to the power waveform controlling to output to fluorescent tube 140.Once determine lamp type, in one configuration, ballast control circuit 130 just makes power of lamp tube keep on constant level further, to compensate the small variations caused by the tiny manufacturing variation between the fluorescent tube of environmental baseline, aging and identical type in fluorescent tube output.By this way programme ballast control circuit 130 be in some applications in order to aesthetic value (such as, when branched fluorescent tube is for illuminating buildings), and be to raise the efficiency in other application, improve security and the object of prolonging lamp tube service life.
Ballast control circuit 130 is also configured to depend on that the application of luminaire 100 and the various ways of inside programming light fluorescent tube 140.Practice shows that the different ignition wave forms of fluorescent tube 140 cause different operating characteristic.Although a kind of ignition wave form may light fluorescent tube 140 in accordance with traditional standard, but another kind of ignition wave form may more " gentleness ", because it makes the life-span of fluorescent tube 140 longer, and need less surge when starting, this applies at some, especially by power compared with small generators instead of main line mains supply those application in may be a problem.Application different between these operating characteristic may require different priority.Such as, be arranged on replacement and may require milder waveform to the luminaire 100 in the very difficult and expensive place of the fluorescent tube 140 in life-span, and other application of " throwing light on as required " may be paid the utmost attention to and allow luminaire 100 provide brighter illumination.
When first time start high-intensity discharge lamp, that is, when the gas in fluorescent tube is cold, trigger get up often than gas still heat time restart much easier.The difference that cold triggering and thermogravimetric newly trigger the required time may be sizable.For conventional fluorescent ballast circuit, thermogravimetric newly triggers may need cost could complete for 20 minutes.As described in more detail below, in one embodiment, thermistor is placed near fluorescent tube.If such thermal sensor can be used, then make from its information feed back to ballast control circuit 130, the suitable stand-by period can be determined and futile effort trial without the need to again triggering fluorescent tube at the previous crops of fully cooling.This thermal information also can be used for ensureing to have installed the fluorescent tube being applicable to using together with ballast resistor.According to the change of temperature with operation, if insert improper fluorescent tube, then cause warning mark, and this warning mark is used for cutting system or gives the alarm, suitable fluorescent tube can be installed.In respective application, may wish that some the sensing conditions responded as existing near street lamp automobile connect fluorescent tube automatically.In such a case, by knowing lamp hole temperature, newly can trigger according to thermogravimetric or coldly triggering adjustment and open the timing of the order of light, so that fluorescent tube reaches desired illumination on the desired time.
Except except the temperature sensor described in leading portion, other sensors and ballast control circuit 130 are combined use in various embodiments.Solar sensor is not only determined for traditional day/night, and for the determination of day length, and accordingly, during the period that expection vehicle flowrate is minimum, light is dimmed in remote districts.The vehicle of the another kind of photosensor senses approaching being target with the road adjacent with luminaire 100, and during the period that expection vehicle flowrate is minimum, brightness is improved to help driver in remote districts.In an alternate embodiments, the distance sensor such near another luminaire of image position communicates with luminaire 100, provides the warning in advance of vehicle approaching, throws light on completely to reach before approaching vehicle arrives the region that luminaire 100 throws light on.
Ballast control circuit 130 comprises processor 135.In certain embodiments, luminaire 100 also comprises data equipment port one 50 and sensor port 160.Data equipment port one 50 is configured to be connected with computing machine, terminal or other data equipments for various application as may be wished.Sensor port 160 is configured to be connected with environment as described below and other sensors.Both port ones 50 and 160 have the data bus connection with ballast control circuit 130, to allow to make purpose processor 135 carry out PLC technology and communicate, and to have with pfc circuit 120(or in alternative embodiments, with ballast control circuit 130) power supply line, to make port one 50 and 160 can be supplied to being applicable to the power supply of each associated devices the equipment be attached thereto.Such as, in one application, motion sensor is connected with sensor port 150.Replace need to comprise determine as threshold value, delayed setting, ability timing function etc. sensor, in such an application, use cheap " dumb person " motion sensor, and such additional function is by the processing power on ballast resistor, such as, realize via processor 135.
Port one 50 with both 160 be general object in order to use together with multiple associated devices.Other dirigibility realizes by can be configured to carry out port that is two-way or one-way communication under any one of many conventional communication protocols.In one embodiment, each port one 50,160 comprises USB (universal serial bus) (USB), Ethernet, WiFi(802.11) and automatically detect with it single bus line be associated at any special time.
Referring now to Fig. 2, illustrated therein is the circuit diagram of pfc circuit 120.For the purpose of simplified characterization, this circuit diagram only includes the main function components for discussion herein; Those of ordinary skill in the art should be realized that, according to the best practice in electrical engineering field, also comprise as noise filtering, security etc. those other subsystems and parts.
Pfc circuit 120 comprises the main line web member 210 be connected with utility network.In general industry illumination application, the single-phase AC feed between 208 and 277 volts is supplied to HID lamp tool.Comprise the conventional P FC circuit that certain limit can accept input voltage and on those input voltages, there is extensively different efficiency, for the non-optimal input voltage in tolerance interval substantially with the form of heat " release " energy.After the initial filter represented by filtering circuit 212 and surge protection, the electric power from main line web member 210 is supplied to conventional full wave bridge rectification circuit 214.Filtering circuit 212 also prevents any EMI(electromagnetic interference (EMI) generated in pfc circuit 120 and any circuit be connected with DC OUT or equipment).Bridge rectifier 214, choking coil 222 and capacitor charging pump electronic circuit (hereinafter referred to as " capacitor ") 232 reduce AC and rise and fall, to provide 450 volts of ballast control circuit 130 of feeding to stablize DC voltage.Comprising diode 224 is to prevent reverse direction current flow.
In addition to these components, in pfc circuit 120, digital signal controller integrated circuit 230 is also comprised.In one embodiment, serial for Texas Instrument (TI) TMS320-serial equipment is used for DSC IC230, but also can uses other integrated circuit.DSC IC230 is configured to accept input waveform 236 and output waveform conduct input, and according to programming as described below, finds out the frequency of operation of the most applicable input line condition, to make the working load of pfc circuit 120 more effective.More effective working load driving circuit smaller, cause than otherwise the few thermal release of presumable heat out.
In conventional P FC, FET(such as, 226) be operated on the predetermined frequency of the most applicable given main line 210 input voltage as 277 volts, and DC OUT is the bus voltage as 450 volts.The frequency setting of FET, such as from the electric current of choking coil 222, makes capacitor such as 232 stably to remain valid charging.If input voltage off-design standard, such as, 208 volts instead of 277 volts, then due to reduction and the curent change that causes thus of input voltage, PFC must work the longer time with the electric charge in keeping capacitor 232.Due to the work longer time, FET226 is inevitable discharges more multi-energy with form of heat, and this is considered to worthless usually.
By incoming trunk waveform 236 and DC OUT waveform 238 are supplied to DSC IC230 as input, make it can select the more effective different switching frequencies that FET switch 226 is circulated to DSC IC230 programming.Specifically, by monitoring that DC OUT waveform 238, DSC IC230 determines voltage drop and the consumption of the circuit that is connected with DC OUT and equipment.When taking out energy from DC OUT and capacitor 232, the frequency of operation of FET226 is adjusted to and charges the most effective numerical value to capacitor 232 by DSC IC230.In a preferred embodiment, DC OUT supervision is carried out at the input side of capacitor 232; In an alternate embodiments, carry out the supervision of DC OUT at the outgoing side of capacitor 232.
In order to determine optimum frequency, in one embodiment, DSC IC230 use from the storage list determined by incoming trunk waveform 236 predetermined/calibration value.In another embodiment, DC OUT waveform is used as the feedback in control loop configuration by DSC IC230.DSC IC230 monitors DC OUT waveform 238 with regard to the voltage drop of certain quantity, and when such landing being detected, starts FET226 is circulated with preset frequency.Again monitor DC OUT waveform 238, when voltage is restored, disconnect FET226.DSC IC230 records the duration of current operation and current FET226 frequency.When second time instructed voltage is fallen, repeat this operation, unless DSC IC230 is lower or higher at random trickle adjustment FET226 frequency.Again record the duration of operation, and by it compared with the front duration of once recording.If the new duration is longer, then tricklely in the opposite direction to adjust frequency; If this duration is shorter, then adjust frequency along equidirectional is again trickle.As long as accepting to keep in the limit conventional use (such as, make power factor synchronous) of pfc circuit, repeat this operation to shorten the duration of FET226 work (that is, connecting the current distributing of the anode from diode 224 to ground wire).
Referring now to Fig. 3, show the circuit diagram of ballast control circuit 130.The same with Fig. 2, for the purpose of simplified characterization, this circuit diagram only includes the main function components for discussion herein; Those of ordinary skill in the art should be realized that, according to the best practice in electrical engineering field, also comprise as noise filtering, security etc. those other subsystems and parts.
DC electric power is supplied to ballast control circuit 130 by the input from pfc circuit 120.Ballast control circuit 130 comprises the processor 135 that digital signal controller integrated circuit 320(is also used as to quote in FIG in certain embodiments).In one embodiment, serial for Texas Instrument (TI) TMS320-serial equipment is used for DSC IC320, but also can uses other integrated circuit, comprise the DSC IC230 in shared PFC120.DSC IC320 with imitate the sinusoidal controlled way exported via picture change pwm signal rapidly frequency comprehensive characteristics export waveform desired by interested fluorescent tube characteristic.Be connected with conventional dual-gate amplification driver 322 by the wave form output end of DSC IC320, waveform amplifies to operate the FET switch 326 electric power being supplied to fluorescent tube 330 by bigrid amplification driver 322.In some applications, as realized needed for desired electrical management ability, switch 326 realizes by organizing FET switch (2,4,6 etc.) more.
It is desired for changing waveform according to current lamp tube status (turning on/off/dim degree), lamp type, power of lamp tube etc.The advantage of this design can generate any desired waveform by DSC IC320, desired by interested fluorescent tube characteristic, changes the shape, electric current, voltage, idle time etc. of frequency, amplitude, ripple.
Only wish in another embodiment of single waveform shape at fluorescent tube, replace bigrid amplification driver 322, to generate the waveform of desired shape with the self-excited oscillating type bigrid driver (not shown) be coupled with miscellaneous part (not shown) as usual.The frequency of waveform inputs from DSC IC320 via the traditional means as pwm signal, serial order or simulation command signal.
In another embodiment of previous circuit, the input end to DSC IC320 is the model transducer 332 and 334 of the waveform characteristic on report fluorescent tube 330.Such as, in one embodiment, model transducer 334 is signals flowing through the electric current of fluorescent tube 330 that instruction detects as point flow sensor (not shown).Make it can monitor the electricity characteristic being supplied to fluorescent tube 330 via sensor 332 and 334 to DSC IC320 programming, and make adjustment needed for any desired parameter as kept in preset range.
Such as, unless fluorescent tube is dimmed, its power should be constant.But in fact, owing to changing chemical change and the electrode corrosion of its resistance in fluorescent tube, the power of fluorescent tube changes along with the aging of it.In order to keep firm power within the life-span of fluorescent tube, DSC IC320 process as the power of the fluorescent tube 330 of input, and needed for firm power, adjusts waveform characteristic as kept along with the time.
In some applications, may the main change only paid close attention to along a direction, such as, along with fluorescent tube is aging and naturally dimmed, require increasing power.In other embodiments other, may there are some constraints that must observe, such as, the supply electric power keeping below starting voltage is out of order too early to prevent fluorescent tube.To DSC IC320 programming make it possible to easily according to any like this desired by consider make change.By recording such change in time every day, also can collect relevant fluorescent tube expected life and especially when paying of replacing of fluorescent tube or cost is high, may the information of interested related fields.
Referring now to Fig. 4, show the circuit diagram of heat recovery circuit 410.The same with figure above, for the purpose of simplified characterization, this circuit diagram only includes the main function components for discussion herein; Those of ordinary skill in the art should be realized that, according to the best practice in electrical engineering field, also comprise as noise filtering, security etc. those other subsystems and parts.
Many HID lamp pipes produce a considerable amount of heat and light, if such heat is not considered to desired (such as, making the space heating at fluorescent tube place), then such heat is the energy slatterned, and reduces the total efficiency of fluorescent tube.At one for illustrating in the simplified embodiment of object, heat recovery circuit 410 comprises the thermopair 450 be positioned at above fluorescent tube 430 and capacitor 440.The heat that fluorescent tube 430 produces makes thermopair 450 heating, using the energy that so produces as electrical power storage in capacitor 440.In actual practice, Seebeck effect (Seebeck Effect) device is more effective than conventional thermocouple, and for producing electric energy from the heat above fluorescent tube 430, and by stocking system circuit instead of only capacitor 440 be used for mode store electrical energy energy is reintroduced back in tube circuit, the electric energy that provides of ballast control circuit 130 is provided.In fact, lamp tube socket (not shown) absorptance from fluorescent tube escapes into the many heats of aerial heat simply; Heat recovery circuit 410 comprises and being directly connected or integrated thermopair 450 with lamp tube socket.In one embodiment, thermopair 421 is traditional T-type thermopairs; In an alternate embodiments, use other any means known heat or the temperature difference being converted to electric energy.
Referring now to Fig. 5, luminaire 500 is preferably made up of the ballast resistor 510 with the standalone module providing pfc circuit 120 and ballast control circuit 130.As mentioned above, intend the difference of characteristic of the fluorescent tube driven based on incoming trunk characteristic and their, traditional lighting ballast resistor is sold with a large amount of different configuration.Ballast resistor 510 comprises pfc circuit 120 and ballast control circuit 130 to be fastened togather and forms the connector 520 of complete ballast resistor 510.In fact, have been found that, main line 210 parameters of electric power of particular subset can be operated in (such as by making pfc circuit 120, one single-phase for 120-240 volt, another is for 240 volts of three-phases, and the 3rd is lied prostrate three-phase for 480-600), and by making ballast control circuit can for the lamp type of particular subset (such as, one for mercury-vapor lamp, another is for metal halide lamp, and the 3rd for high-pressure mercury lamp) carry out work, can may combine the cheap PFC of required combination and control subsystem as multiple.Use the example provided, non-modularization approach needs nine discrete ballast resistors to manage above-mentioned input voltage and lamp type combination, and modular approach only needs three pfc circuits and three ballast control circuits (altogether six products).Along with difference is increasing, the benefit of such modular approach is even larger.For five kinds of input possibilities and five kinds of lamp type, non-modularization approach needs 25 different ballast resistors, and modular approach only needs ten products (PFC and each five of ballast control circuit).By providing pfc circuit 120 and ballast control circuit 130 with the unit with the stand-alone shell forming complete ballast resistor 510 that is fastened togather, the dealer of such parts is provided only to need the less part of stock just can provide omnibearing ballast ability to client.
In one embodiment, standalone module PFC120 and independent ballast resistor control module 130 link together via joint outer part 520.Web member 520 is public affairs/female connector in one embodiment, and is the web member with backboard in an alternate embodiments.Main line input electric power 210 is supplied to PFC module 120.PFC120 filtering and adjustment electric power, and DC output power is supplied to connector 520.Ballast resistor control module 130 receives the DC electric power from connector 520, generates desired waveform, and is supplied to fluorescent tube 140.
In another embodiment, the electric power from PFC120 is not only supplied to ballast resistor control module 130 by connector 520, and provides two-way communication signals between the modules, can share the resource as microprocessor and sensor.
Above in order to illustrative object has given the description to the embodiment of the present invention, but this is not intended to exhaustive or makes the present invention be confined to disclosed precise forms.Those of ordinary skill in the related art should understand, can make many amendments and change according to disclosing above.
The some parts of this description is represented by the algorithm of the operation to information and symbol and describes embodiments of the invention.The essence of their work is often passed in these arthmetic statements and expression for other those of ordinary skill effectively to this field by the those of ordinary skill of data processing field.Although these operation functionally, from calculating or logically describe, be construed as and realized by computer program or equivalent electrical circuit, microcode etc.And, also verified, sometimes without loss of generality these arrangements operated are called that module is easily.Described operation and their correlation module can be specialized with software, firmware, hardware or their any combination.
Any step as herein described, operation or process can utilize one or more hardware or software module to combine to perform or realize individually or with other equipment.In one embodiment, software module utilizes the computer program comprising computer-readable media to realize, and this computer-readable media comprises and can be subsequently can by computer device and perform so that the computer program code of any or all step described in performing, operation or process.
Embodiments of the invention also can relate to the device performing operation herein.This device can be formed in order to required object particularly, and/or can comprise the universal computing device being activated selectively by storage computer program in a computer or reconfigured.Such computer program can be stored in any type of media of tangible computer readable memory medium or applicable store electrons instruction, and is coupled with computer system bus.And any computing system mentioned in this manual can comprise single processor, can be maybe adopt multiprocessor design to improve the framework of computing power.
Embodiments of the invention also can relate to the computer data signal specialized with carrier wave, and wherein this computer data signal comprises any embodiment of computer program as herein described or other data assemblies.This computer data signal be to be present in tangible medium or carrier wave and modulation or otherwise to be coded in carrier wave, tangible and according to the product of any suitable transmission method transmission.
Finally, language used in this manual is mainly selected in order to the object of legibility and instruction, instead of selects to define or limit present subject matter.Therefore, scope of the present invention does not describe restriction in detail by this, but by according to based on any claim of drawing of application limit.So, be intended to illustrate instead of limit the scope of the invention to disclosing of embodiments of the invention.
Claims (17)
1. a luminaire, it comprises:
Fluorescent tube;
Processor;
The ballast resistor be operationally connected with described fluorescent tube, ballast resistor comprises power factor correction circuit and ballast control circuit, and power factor correction circuit is configured to operate in frequency of operation, receives main supply, and generates intermediate power supplies based on described frequency of operation; And ballast control circuit is configured to receive described intermediate power supplies, and generate tube power based on control waveform;
Wherein said processor can adjust described frequency of operation, senses described main supply, and the storage list based on described main supply and the value that comprises a class value calculates most suitable frequency of operation, and described frequency of operation is adjusted to described most suitable frequency of operation; And
Each of described value in the storage list of wherein said value is to provide the most suitable frequency of operation of the main supply of regulation.
2. luminaire as claimed in claim 1, wherein said processor can adjust described control waveform and described frequency of operation.
3. luminaire as claimed in claim 1, comprises further:
Be configured to and described processor communication and the FPDP with external device communication;
Wherein said processor adjusts described control waveform or described frequency of operation based on the information obtained from described FPDP.
4. luminaire as claimed in claim 1, wherein said processor is configured to:
Sense described intermediate power supplies;
Most suitable frequency of operation is calculated based on described intermediate power supplies; And
Described frequency of operation is adjusted to described most suitable frequency of operation.
5. luminaire as claimed in claim 4, wherein said power factor correction circuit realizes basic same efficiency in the scope of the potential behavior of described main supply.
6. luminaire as claimed in claim 1, wherein said processor is configured to:
Sense one group of at least one condition of work of described fluorescent tube;
Waveform desired by wish to keep in scope needed for desired fluorescent tube parameter is calculated based on one group of at least one condition of work described; And
Described control waveform is adjusted to described desired waveform.
7. luminaire as claimed in claim 6, wherein:
Condition of work in a group of at least one condition of work described is the power of described fluorescent tube; And
Described desired fluorescent tube parameter is also the power of described fluorescent tube.
8. luminaire as claimed in claim 6, wherein said processor is configured to:
One group that records at least one condition of work described of described fluorescent tube in the data file; And
Described desired waveform is calculated based on described data file.
9., for fluorescent tube provides a method for tube power, comprise step:
Frequency of operation based on power factor correction circuit utilizes power factor correction circuit to generate intermediate power supplies from main supply;
Control waveform based on ballast control circuit utilizes ballast control circuit to generate tube power from described intermediate power supplies;
Sense described main supply; And utilizing processor, the storage list based on described main supply and the value that comprises a class value selects most suitable frequency of operation;
Wherein adjustment arranges described frequency of operation is described most suitable frequency of operation; And
Each of described value in the storage list of wherein said value is to provide the most suitable frequency of operation of the main supply of regulation.
10. method as claimed in claim 9, between wherein described adjustment period, described processor adjusts described control waveform and described frequency of operation.
11. methods as claimed in claim 9, comprise step further:
Utilize FPDP that information is sent to described processor from external unit;
Wherein said processor adjusts one of described control waveform and described frequency of operation based on described information.
12. methods as claimed in claim 9, comprise step further:
Sense described intermediate power supplies; And
Described processor is utilized to calculate most suitable frequency of operation based on described intermediate power supplies;
Described frequency of operation is set to described most suitable frequency of operation by wherein said adjustment.
13. methods as claimed in claim 9, comprise step further:
Sense one group of at least one condition of work of described fluorescent tube; And
Utilize processor, calculate waveform desired by wish to keep in scope needed for desired fluorescent tube parameter based on one group of at least one condition of work described;
Described control waveform is set to described desired waveform by wherein said adjustment.
14. methods as claimed in claim 13, comprise step further:
One group that records at least one condition of work described of described fluorescent tube in the data file; And
Described desired waveform is calculated based on described data file.
15. 1 kinds of luminaires, it comprises:
Fluorescent tube;
Processor;
The ballast resistor be operationally connected with described fluorescent tube, ballast resistor comprises power factor correction circuit and ballast control circuit, and power factor correction circuit is configured to receive main supply, and generates intermediate power supplies; And ballast control circuit is configured to receive described intermediate power supplies, and utilize the bigrid amplification driver driven by control waveform to generate tube power;
Wherein said processor can adjust described control waveform, sense one group of at least one condition of work of described fluorescent tube, calculate waveform desired by wish to keep in scope needed for desired fluorescent tube parameter based on one group of at least one condition of work described, and described control waveform is adjusted to described desired waveform.
16. luminaires as claimed in claim 15, wherein:
Condition of work in a group of at least one condition of work described is the power of described fluorescent tube; And
Described desired fluorescent tube parameter is also the power of described fluorescent tube.
17. luminaires as claimed in claim 16, wherein said processor is configured to:
One group that records at least one condition of work described of described fluorescent tube in the data file; And
Described desired waveform is calculated based on described data file.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2010/033069 WO2011136785A1 (en) | 2010-04-30 | 2010-04-30 | Modular programmable lighting ballast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103120029A CN103120029A (en) | 2013-05-22 |
| CN103120029B true CN103120029B (en) | 2015-08-19 |
Family
ID=43640156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080067804.3A Expired - Fee Related CN103120029B (en) | 2010-04-30 | 2010-04-30 | modular programmable lighting ballast |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2564676A1 (en) |
| CN (1) | CN103120029B (en) |
| BR (1) | BR112012033562A2 (en) |
| MX (1) | MX2012012595A (en) |
| WO (1) | WO2011136785A1 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6151529A (en) * | 1995-02-02 | 2000-11-21 | Hubbell Incorporated | Motion sensing system with adaptive timing for controlling lighting fixtures |
| CN1939098A (en) * | 2004-02-13 | 2007-03-28 | 卢特龙电子公司 | Multiple-input electronic ballast with processor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0784154B2 (en) * | 1989-02-16 | 1995-09-13 | 日産自動車株式会社 | Control device for discharge lamp |
| JPH0766864B2 (en) * | 1989-07-28 | 1995-07-19 | 東芝ライテック株式会社 | Discharge lamp lighting device |
| JP2002141182A (en) * | 2000-11-06 | 2002-05-17 | Denso Corp | Controller for self temperature rise type cold cathode discharge tube |
| AU2002365328A1 (en) * | 2001-11-29 | 2003-06-10 | Koninklijke Philips Electronics N.V. | Device and method for operating a discharge lamp |
| TW200807357A (en) * | 2006-07-17 | 2008-02-01 | Delta Electronics Inc | Backlight module and digital programmable control circuit thereof |
-
2010
- 2010-04-30 EP EP10719557A patent/EP2564676A1/en not_active Ceased
- 2010-04-30 CN CN201080067804.3A patent/CN103120029B/en not_active Expired - Fee Related
- 2010-04-30 WO PCT/US2010/033069 patent/WO2011136785A1/en active Application Filing
- 2010-04-30 MX MX2012012595A patent/MX2012012595A/en active IP Right Grant
- 2010-04-30 BR BR112012033562A patent/BR112012033562A2/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6151529A (en) * | 1995-02-02 | 2000-11-21 | Hubbell Incorporated | Motion sensing system with adaptive timing for controlling lighting fixtures |
| CN1939098A (en) * | 2004-02-13 | 2007-03-28 | 卢特龙电子公司 | Multiple-input electronic ballast with processor |
Also Published As
| Publication number | Publication date |
|---|---|
| BR112012033562A2 (en) | 2019-09-24 |
| WO2011136785A1 (en) | 2011-11-03 |
| CN103120029A (en) | 2013-05-22 |
| MX2012012595A (en) | 2013-02-26 |
| EP2564676A1 (en) | 2013-03-06 |
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