CN102012697A - Engineering machinery and intelligent fault treatment method and system thereof - Google Patents
Engineering machinery and intelligent fault treatment method and system thereof Download PDFInfo
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- CN102012697A CN102012697A CN2010102898393A CN201010289839A CN102012697A CN 102012697 A CN102012697 A CN 102012697A CN 2010102898393 A CN2010102898393 A CN 2010102898393A CN 201010289839 A CN201010289839 A CN 201010289839A CN 102012697 A CN102012697 A CN 102012697A
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses engineering machinery and an intelligent fault treatment method and system thereof, solving the problems of lower efficiency and inconvenience for operation in the fault inspection of the engineering machinery in the prior art. The intelligent fault treatment method of the engineering machinery comprises the steps of: receiving a sensor signal send by a sensor arranged on the engineering machinery by a control device; judging whether a fault exists in the engineering machinery by the control device according to the sensor signal and stored parameters during the normal operation of the engineering machinery; and under the condition of confirming that the fault exists in the engineering machinery, confirming the position of the fault by the control device according to the sensor signal, and then generating fault description information according to the position of the fault and sending to a man-machine interaction device. The intelligent fault treatment system using the engineering machinery is helpful to improving the fault inspection efficiency of the engineering machinery, and is more convenient for operation.
Description
Technical field
The present invention relates to the engineering machinery control technology field, relate to a kind of intelligent trouble disposal route and system and engineering machinery of engineering machinery especially.
Background technology
At present, the functions of use of engineering machinery requires to become increasingly complex, and performance requirement is meticulousr, so also more powerful, complicated to engineering machinery control.Complicated control system is judged, is keeped in repair and bring certain difficulty to corresponding failure.
Usually main frame manufacturer instructs the operator to corrective maintenance, maintenance by following several frequently seen method.
One, improves operation maintenance, servicing manual; The operator is giveed training.The operator judges, investigates fault according to operation maintenance, servicing manual, preserves and carries but the file of papery is inconvenient, bring difficulty for on-the-spot issue handling, and efficient is lower.
Two, mobile fault diagnosis terminal of design and display terminal are connected on the controller of machine, and the monitor for faults position provides arrange distinguish method; But mobile diagnostics terminal cost is higher, carries inconvenience, and the operator has stronger dependence to diagnostic device when diagnosis, and diagnostic operation is inconvenience comparatively.
Three, failure code is set in control system, configuration intelligence prison is examined subsystem and is connected the mobile communication module, gives Surveillance center by wireless network transmissions, parses trouble location, failure cause by Surveillance center, instructs the on-site maintenance investigation; Equipment needed thereby, personnel troop are all very huge, and the cycle is longer.
In general, in the prior art, there is the lower and unhandy problem of efficient in the malfunction elimination of engineering machinery.
Summary of the invention
Fundamental purpose of the present invention provides a kind of intelligent trouble disposal route and system and engineering machinery of engineering machinery, and there is the lower and unhandy problem of efficient in the malfunction elimination to engineering machinery in the prior art to solve.
For addressing the above problem, according to an aspect of the present invention, provide a kind of intelligent trouble disposal route of engineering machinery, comprising: control device receives the sensor signal of the sensor transmission that is installed on the engineering machinery; Parameter when control device turns round according to the engineering machinery of described sensor signal and preservation is healthy judges whether engineering machinery exists fault; Confirming that engineering machinery exists under the situation of fault, control device is determined trouble location according to sensor signal, generates failure-description information according to trouble location then and sends to human-computer interaction device again.
Further, described sending to after the human-computer interaction device also comprises: described human-computer interaction device sends communication request to described control device, provides fault to solve information to require described control device; Described control device is according to the fault of describing in the described communication request, and the fault that finds out this fault from database solves information and sends to described human-computer interaction device then.
Further, described sending to after the human-computer interaction device also comprises: human-computer interaction device mode with automatic ejection dialog box in man-machine interface shows described failure-description information.
Further, described sensor is a plurality of sensors, and type is following one or more: temperature sensor, pressure transducer, current sensor, speed pickup.
Further, in the described database, the descriptor of fault and fault solve information and preserve correspondingly.
For addressing the above problem, according to a further aspect in the invention, provide a kind of intelligent trouble disposal system of engineering machinery, comprising: sensor is installed on the parts that need monitor for faults of described engineering machinery; Control device, be used to receive the sensor signal of the sensor transmission that is installed on the engineering machinery, parameter when turning round according to the engineering machinery of described sensor signal and preservation is healthy judges whether engineering machinery exists fault, and confirming that engineering machinery exists under the situation of fault, determine trouble location according to sensor signal, generate failure-description information according to trouble location then and send to human-computer interaction device again; Human-computer interaction device is used to export described failure-description information.
Further, described human-computer interaction device also is used for sending communication request to described control device, provides fault to solve information to require described control device; Described control device also is used for the fault described according to described communication request, and the fault that finds out this fault from database solves information and sends to described human-computer interaction device then.
Further, described controller is connected by controller local area network (CAN) bus port with described output unit.
Further, described sensor is a plurality of sensors, and type is following one or more: temperature sensor, pressure transducer, current sensor, speed pickup.
For addressing the above problem, according to another aspect of the invention, provide a kind of engineering machinery, this project machinery comprises the intelligent trouble disposal system of engineering machinery of the present invention.
Parameter when adopting the operation of sensor engineering machinery among the present invention, adopt the controller sensor-lodging to determine fault, and, the fault of preserving various faults solves information, controller solves information according to the troubleshooting of determining to fault and exports then, makes the user can know the prior fault of working as that how to solve engineering machinery easily.System of the present invention is applicable to the engineering machinery of configuration control-display system, can provide for the fault handling of engineering machinery reliably, comprehensively instruct.Need not external unit, solution can be investigated in the scene, reduces operator's labour intensity, and is easy to operate, and helps to improve fault handling efficient.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the process flow diagram according to the key step of the intelligent trouble disposal route of engineering machinery of the present invention;
Fig. 2 is the block diagram according to the basic structure of the intelligent trouble disposal system of engineering machinery of the present invention;
Fig. 3 is the block diagram according to the systemic-function of the embodiment of the invention;
Fig. 4 is the synoptic diagram according to the controller treatment scheme of the embodiment of the invention; And
Fig. 5 is the synoptic diagram according to the relevant display treatment scheme of the embodiment of the invention.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 1 is the process flow diagram according to the key step of the intelligent trouble disposal route of engineering machinery of the present invention.As shown in Figure 1, this method mainly comprises the steps:
Step S11: control device receives the sensor signal of the sensor transmission that is installed on the engineering machinery.The sensor here can be a plurality of sensors, and type is following one or more: temperature sensor, pressure transducer, current sensor, speed pickup.Sensor is installed on the parts that need monitor for faults of engineering machinery.
Step S13: the parameter when control device turns round according to the engineering machinery of sensor signal and preservation is healthy judges whether engineering machinery exists fault.
The healthy running of engineering machinery typically refers to the engineering machinery runtime parameter and remains in the default scope, and for example, the water temperature of engine water tank is lower than 90 ℃.These parameters can be determined according to the content of the content of the operation instructions of engineering machinery, maintenance manual, correlation technique standard and relevant reference book.
Step S15: confirming that engineering machinery exists under the situation of fault, control device is determined trouble location according to sensor signal.Because sensor is installed in each position of engineering machinery, and controller gathered the signal that sensor sends, so whether controller can exist fault also can determine trouble location according to the operation of judging engineering machinery.
Step S17: control device generates failure-description information according to trouble location and sends to human-computer interaction device again.The failure-description information here can be to describe the parameter of location of fault and relevant fault.For example control device is received the temperature signal of engine water tank, learn that the engine water tank temperature is 95 ℃,, therefore send failure-description information for example " engine water tank temperature height " greater than 90 ℃ of design temperatures, here " engine water tank " refers to abort situation, and temperature is its parameter.
From above-mentioned steps as can be seen, when fault takes place, controller can send to human-computer interaction device with failure-description information, like this after the human-computer interaction device output failure-description information, the operating personnel of engineering machinery can learn failure condition, are convenient to operating personnel and learn fault with treatment project machinery.Human-computer interaction device can be after receiving failure-description information, and the mode with automatic ejection dialog box in man-machine interface shows described failure-description information, so that operating personnel learn failure message the soonest.
After control device sends to human-computer interaction device with failure-description information, human-computer interaction device can also send communication request to control device, to require control device to provide fault to solve information, the content that fault solves information mainly is the how guidance of handling failure, can failure-description information and fault solution information be kept in the memory element of controller according to mode one to one.Next control device is according to the fault of describing in the communication request, and the fault that finds out this fault from database solves information and sends to human-computer interaction device then.How operating personnel can learn handling failure like this, so as fast, handling failure correctly.
Fig. 2 is the synoptic diagram according to the basic structure of the intelligent trouble disposal system of the engineering machinery of the embodiment of the invention.As shown in Figure 2, the intelligent trouble disposal system of the engineering machinery of the embodiment of the invention mainly comprises sensor 21, control device 22 and human-computer interaction device 23.The engineering machinery of the embodiment of the invention includes the intelligent trouble disposal system of engineering machinery shown in Figure 2.
Sensor 21 is installed on the parts that need monitor for faults of engineering machinery (not shown).A plurality of sensors can be installed, there is shown the situation of two sensors 21.Control device 22 is used for the sensor signal that receiving sensor 21 sends, parameter when turning round according to the engineering machinery of sensor signal and preservation is healthy judges whether engineering machinery exists fault, and confirming that engineering machinery exists under the situation of fault, determine trouble location according to sensor signal, generate failure-description information according to trouble location then and send to human-computer interaction device 23 again.Human-computer interaction device 23 is used to export failure-description information.
Human-computer interaction device 23 can also be used for sending communication request to control device 22, provides fault to solve information to require control device 22; Like this, control device 22 can also be used for the fault described according to this communication request, and the fault that finds out this fault from database solves information and sends to human-computer interaction device 23 then.
Control device 22 can be connected by controller local area network (CAN) bus port with human-computer interaction device 23.Control device 22 can have switching value input port, analog quantity input port, switching value output port and analog quantity output port in addition, and can have pulse input end mouth and width modulation (PWM) output port.
Human-computer interaction device 23 can be the information that shows the fault of engineering machinery with the form of figure and/or literal.Human-computer interaction device 23 can also have command reception parts and instruction output block, and the instruction output block is connected with the input block of described control device 22.The command reception parts can be touch-screen or keyboard.
Have memory element and computing element in the control device 22, thereby make the calculating that control device 22 can be set up a database and be correlated with according to this database work.Below further specify technical characterstic of the present invention.
Fig. 3 is the block diagram according to the systemic-function of the embodiment of the invention, and from view of function, system of the present invention can be divided into sensor groups, controller, retrieval Mishap Database, display prompts and execution trouble shooting and get rid of these several functional modules.Signal transmission form wherein as shown in Figure 3.
Controller is the core of system, has I/O points such as switching value input, pulse input, analog quantity input, PWM output, switching value output, CAN bus communication interface.
Sensor groups comprises sensors such as temperature, pressure, voltage, electric current, oil level, is installed on power system-engine respectively, on the kinematic train-hydraulic pump, motor, and on other parts that need monitor.
Database is kept in the memory element of controller, major function is according to the analyses of Common failure table, servicing manual, maintenance manual and engineering staff's empirical datas etc. are about the data of engineering machinery fault diagnosis, the fault that draws various faults solves information, and its content is a handling failure how, fault is solved information decomposition become mutual incoherent event, be combined into correlation matrix, convenient search.
Display is a kind of human-computer interaction device, as system's man-machine interface, is used to show failure-description information, running parameter, fault solution information spring prompting.
Investigation link is arranged in the information page of display, is result's that database is retrieved extraction, comprises the display unit of more than one information record and possible breakdown reason, carries out dependent failure reason investigation by the operator.
Investigation processing procedure to fault can be divided into controller processing section and relevant display processing section, respectively as shown in Figure 4 and Figure 5.Fig. 4 is the synoptic diagram according to the controller treatment scheme of the embodiment of the invention; Fig. 5 is the synoptic diagram according to the relevant display treatment scheme of the embodiment of the invention.
The sensor signal of controller on each each parts of scan period detection machine carried out filtering, calculating, processing, and the healthy permission status comparative analysis with machine judges whether to exist fault.If there is not fault to take place, program is returned, and controller repeats sensor signal scanning in following one-period.If judge to have fault, determine failure message, check whether the fault data memory block also exists other failure message, as do not have other failure messages, then failure message is converted to Content of Communication and send to display; As also having other failure message, then determine priority orders by the fault order of severity, in order failure message is converted to Content of Communication and send to display.
Display is accepted the failure message that controller transmits, and retrieval dependent failure character ejects the warning dialog box, and shows the fault content, and the prompting operator should investigate fault immediately.If fault is not got rid of, can temporarily cancel the warning dialog box by correspondent button, but after certain time-delay, prompting is got rid of up to fault once more.Display carries out fault signal analysis, judgement by the cycle, and according to priority order ejects the warning dialog box.
Need investigate fault immediately as the operator, can import command adapted thereto by display, display sends communication request to controller; Controller receives communication request, carries out database retrieval, logic analysis, draws possible failure cause and malfunction elimination method (pressing the ordering of probability size), passes back to display; Display is shown to the failure cause and the arrange distinguish method that obtain on the interface, instructs the operator to investigate fault.In addition, data of database can also be reduced into the analyses of Common failure table by specific arrangement mode in the controller, servicing manual, and maintenance manual, the operator can be by the inquiry of display button.
From the above description as can be seen, adopt controller to preserve the various data that are used for diagnosis engineering machinery among the present invention, and the detection signal of receiving sensor, use controller to analyze and transfer above-mentioned data and present to the user by output unit again, be applicable to the engineering machinery of configuration control-display system.Hardware configuration is simple, the diagnosis of mechanical disorder fully-automatic intelligent, dialog box prompting, for the fault handling of machine provides reliably, comprehensively guidance.Need not external unit, solution can be investigated in the scene, reduces operator's labour intensity, and is easy to operate, and helps to improve fault handling efficient.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, carry out by calculation element thereby they can be stored in the memory storage, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the intelligent trouble disposal route of an engineering machinery is characterized in that, comprising: control device receives the sensor signal of the sensor transmission that is installed on the engineering machinery;
Parameter when control device turns round according to the engineering machinery of described sensor signal and preservation is healthy judges whether engineering machinery exists fault;
Confirming that engineering machinery exists under the situation of fault, control device is determined trouble location according to sensor signal, generates failure-description information according to trouble location then and sends to human-computer interaction device again.
2. method according to claim 1 is characterized in that, described sending to after the human-computer interaction device also comprises:
Described human-computer interaction device sends communication request to described control device, provides fault to solve information to require described control device;
Described control device is according to the fault of describing in the described communication request, and the fault that finds out this fault from database solves information and sends to described human-computer interaction device then.
3. method according to claim 1 is characterized in that, described sending to after the human-computer interaction device also comprises: human-computer interaction device mode with automatic ejection dialog box in man-machine interface shows described failure-description information.
4. according to the described method of claim 1,2 or 3, it is characterized in that described sensor is a plurality of sensors, type is following one or more: temperature sensor, pressure transducer, current sensor, speed pickup.
5. according to the described method of claim 1,2 or 3, it is characterized in that in the described database, the descriptor of fault and fault solve information and preserve correspondingly.
6. the intelligent trouble disposal system of an engineering machinery is characterized in that, comprising:
Sensor is installed on the parts that need monitor for faults of described engineering machinery;
Control device, be used to receive the sensor signal of the sensor transmission that is installed on the engineering machinery, parameter when turning round according to the engineering machinery of described sensor signal and preservation is healthy judges whether engineering machinery exists fault, and confirming that engineering machinery exists under the situation of fault, determine trouble location according to sensor signal, generate failure-description information according to trouble location then and send to human-computer interaction device again;
Human-computer interaction device is used to export described failure-description information.
7. system according to claim 6 is characterized in that,
Described human-computer interaction device also is used for sending communication request to described control device, provides fault to solve information to require described control device;
Described control device also is used for the fault described according to described communication request, and the fault that finds out this fault from database solves information and sends to described human-computer interaction device then.
8. system according to claim 6 is characterized in that, described controller is connected by controller local area network (CAN) bus port with described output unit.
9. system according to claim 6 is characterized in that, described sensor is a plurality of sensors, and type is following one or more: temperature sensor, pressure transducer, current sensor, speed pickup.
10. an engineering machinery is characterized in that, comprises the intelligent trouble disposal system of each described engineering machinery in the claim 6 to 9.
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| CN102507244A (en) * | 2011-10-31 | 2012-06-20 | 河海大学常州校区 | Fault self-diagnosis expert system for hydraulic hoist |
| CN103306964A (en) * | 2012-03-12 | 2013-09-18 | 上海斯可络压缩机有限公司 | Fault detection device |
| CN103529747A (en) * | 2013-10-24 | 2014-01-22 | 中铁隧道集团有限公司 | Fault handling system of drill jumbo |
| CN104503444A (en) * | 2014-12-31 | 2015-04-08 | 中联重科股份有限公司 | Fault handling method and system for engineering machinery |
| CN106154098A (en) * | 2016-06-16 | 2016-11-23 | 徐州重型机械有限公司 | Method for diagnosing faults, device, system and engineering machinery |
| CN106155035B (en) * | 2015-04-02 | 2018-09-07 | 中国商用飞机有限责任公司 | Method for diagnosing faults and fault diagnosis system based on repair class data |
| CN109164750A (en) * | 2018-08-28 | 2019-01-08 | 中铁工程服务有限公司 | A kind of diagnosis and processing method of shield machine operation troubles |
| CN111412200A (en) * | 2020-04-27 | 2020-07-14 | 浙江三一装备有限公司 | Hydraulic system self-checking method, hydraulic self-checking system and engineering equipment |
| CN111762691A (en) * | 2020-07-03 | 2020-10-13 | 徐州重型机械有限公司 | Control method, control system and controller for engineering machinery |
| CN113804993A (en) * | 2021-07-30 | 2021-12-17 | 中联重科股份有限公司 | Method for fault location, processor and engineering machinery |
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| CN111412200A (en) * | 2020-04-27 | 2020-07-14 | 浙江三一装备有限公司 | Hydraulic system self-checking method, hydraulic self-checking system and engineering equipment |
| CN111762691A (en) * | 2020-07-03 | 2020-10-13 | 徐州重型机械有限公司 | Control method, control system and controller for engineering machinery |
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Application publication date: 20110413 |