CN109032118A - Electronics execution unit fault diagnosis and O&M device - Google Patents
Electronics execution unit fault diagnosis and O&M device Download PDFInfo
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- CN109032118A CN109032118A CN201811087123.8A CN201811087123A CN109032118A CN 109032118 A CN109032118 A CN 109032118A CN 201811087123 A CN201811087123 A CN 201811087123A CN 109032118 A CN109032118 A CN 109032118A
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- interface circuit
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 28
- 238000007405 data analysis Methods 0.000 claims description 16
- 230000015556 catabolic process Effects 0.000 claims description 15
- 238000004458 analytical method Methods 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 9
- 230000011664 signaling Effects 0.000 claims description 7
- 230000003993 interaction Effects 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 17
- 241001269238 Data Species 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
Abstract
The invention discloses a kind of electronics execution unit fault diagnosises and O&M device, including control circuit, telecommunication circuit, CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit, and the telecommunication circuit is electrically connected to the control circuit.Pass through setting CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, so as to go the various status datas of full list execution unit to be acquired, to solve the problem of presently, there are monitoring machine monitoring mode it is single, single to the adaptation of application environment be unable to real-time early warning.
Description
Technical field
The present invention relates to railway signal control fields, and in particular, to a kind of electronics execution unit fault diagnosis and O&M
Device.
Background technique
Currently, existing all-electronin execution unit status monitoring mode, the problem of being primarily present following three aspect:
First is that presently, there are all-electronin execution unit condition monitoring system it is not independent, inside all-electronin execution unit
Monitoring fault message simultaneously provides status display by microcomputer detecting system, and such method is poor in the presence of monitoring independence, can not provide
The independent monitoring of third party.
Second is that monitoring data acquisition source is single, data mainly include the status data of all-electronin execution unit content, not
The data such as unified acquisition equipment operating environment data, Current Voltage parameter.
Third is that not carrying out real-time intelligent processing analysis to data, the dimension of science can not be provided before equipment fault influences use
Protect opinion.For the ease of maintenance, all-electronin execution unit monitoring system alarm information is divided to two aspects at present: first is that for full electricity
The failure that sub- execution unit itself can determine, issues monitoring machine for warning message by way of communication, has monitoring machine to provide
Alarm；The other is execution unit is not communicated or is issued the data of interlocking machine, it will by interlocking machine if data are incorrect
Warning message issues monitoring machine, has monitoring machine to provide alarm.
Summary of the invention
It is an object of the present invention in view of the above-mentioned problems, propose a kind of electronics execution unit fault diagnosis and O&M device,
To realize at least part of solution problems of the prior art.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of electronics execution unit fault diagnosis and O&M device, including control circuit, telecommunication circuit, CAN interface circuit, ether
Network interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface circuit, Ethernet interface
Circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit, the communication electricity
Road is electrically connected to the control circuit.
It preferably, further include human-computer interaction device, the human-computer interaction device is electrically connected to the control circuit.
Preferably, the CAN interface circuit, including 5 channels CAN, the baud rate of the CAN interface circuit are
500Kbps。
Preferably, the ethernet interface circuit, including 2 100 m ethernet interface channels.
Preferably, the switch acquisition interface circuit, using switch acquisition plate, the number of the switch acquisition plate
It is 1 to 4.
Preferably, the analog acquisition interface circuit, using analog acquisition plate, the number of the analog acquisition plate
It is 1 to 4.
Preferably, the control circuit includes power circuit, control chip, storage control circuit and memory, the electricity
Source circuit is electrically connected with control chip, and the memory is electrically connected by the storage control circuit with the control chip.
Preferably, the control circuit, comprising: data acquisition unit and data analysis unit；
The data acquisition unit: the data of acquisition electronics execution unit in real time；
The data analysis unit: the data of data acquisition unit acquisition are analyzed, to predict that electronics executes list
The operating status of member, and early warning is carried out to the fault message of prediction.
Preferably, the fault message, including at least four switch breakdown, at least four signal fault or at least three track
Failure.
Preferably, the data analysis unit, based on track switch order, switch status, track switch control unit self-test information,
Track switch operation voltage electric current, the voltage and current of switch target, temperature and humidity, air pressure or lightning surge information analysis switch breakdown
Probability；
And/or
The data analysis unit, based on semaphore order, semaphore state, the self-test information of signaling control unit, signaling point
Modulating voltage electric current, temperature and humidity, air pressure or lightning surge information analysis signal fault probability；
And/or
The data analysis unit, based on track condition, the self-test information of track element, track circuit voltage and current, temperature and humidity,
The probability of air pressure or lightning surge information analysis rail fault.
Technical solution of the present invention has the advantages that
Technical solution of the present invention, by setting CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and
Analog acquisition interface circuit, so as to go the various status datas of full list execution unit to be acquired, to solve mesh
The problem of preceding existing monitoring machine monitoring mode is single, single to the adaptation of application environment, is unable to real-time early warning.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is the structural block diagram of electronics execution unit fault diagnosis and O&M device described in the embodiment of the present invention；
Fig. 2 is the specifically used structural frames of electronics execution unit fault diagnosis and O&M device described in the embodiment of the present invention
Figure；
Fig. 3 and Fig. 4 is the process of electronics execution unit fault diagnosis described in the embodiment of the present invention and the acquisition of O&M device data
Figure；
Fig. 5 is the analysis principle of control circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Block diagram；
Fig. 6 is the electronic circuit of control circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Figure；
Fig. 7 is the electricity of ethernet interface circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Sub-circuit figure；
Fig. 8 and Fig. 9 is CAN interface circuit in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
Electronic circuitry；
Figure 10 and Figure 11 is analog acquisition in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
The electronic circuitry of interface circuit；
Figure 12 is switch acquisition interface electricity in electronics execution unit fault diagnosis described in the embodiment of the present invention and O&M device
The electronic circuitry on road.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
As shown in Figure 1, a kind of electronics execution unit fault diagnosis and O&M device, including control circuit, telecommunication circuit,
CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, CAN interface electricity
Road, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with telecommunication circuit, are led to
Letter circuit is electrically connected with control circuit.Electronics execution unit fault diagnosis and O&M device use embedded system technology.
It preferably, further include human-computer interaction device, human-computer interaction device is electrically connected with control circuit.Human-computer interaction device,
It can be touch screen, be also possible to separately positioned input unit and display screen, input unit such as keyboard or mouse etc..It provides complete
Electronics execution unit failure mode, the input of data reasoning rule, editor and modification function, can be to the failure kind in memory
Class, mode data and analysis ratiocination rule are safeguarded.
Preferably, CAN interface circuit, including 5 channels CAN, the baud rate of CAN interface circuit are 500Kbps.CAN connects
Mouth accesses all-electronin execution unit communication bus by CAN bus and is set as 500Kbps baud rate by the way of monitoring, is adopted
With standard frame format or Extended Superframe Format, order, status data and the monitoring of all all-electronin execution units in bus are monitored
Data.Collected valid data are sent to telecommunication circuit.CAN interface circuit only receives the data monitored by CAN bus, and
CAN bus is not sent data to, that secondary personal guarantee does not influence the safety of former security system.
Preferably, ethernet interface circuit, including 2 100 m ethernet interface channels.Ethernet interface passes through interchanger
It accesses interlock system A/B and controls Ethernet, monitor the job command and state of entire signal system, and by collected significant figure
According to being sent to telecommunication circuit.
Preferably, switch acquisition interface circuit, using switch acquisition plate, the number of switch acquisition plate is 1 to 4
It is a.Switch acquisition plate is open-ended modularity switch acquisition plate, and each collection plate can acquire 48 way switch amount information.It opens
It is packaged circuit board that collection plate is measured in pass.
Switch acquisition interface circuit acquires switching value information by way of acquiring connection point on-off, is provided by acquisition interface
Power supply is acquired, acquisition filament burn out contact, track switch action launching contact, track switch are determined table contact, anti-table contact, track condition and connect
Point and smoke sensor device, water sensor or entrance guard sensor contact information.And the information of acquisition is sent to communication electricity
Road.
Preferably, analog acquisition interface circuit, using analog acquisition plate, the number of analog acquisition plate is 1 to 4
It is a.Analog acquisition plate is open-ended modularity analog acquisition plate, and each analog acquisition plate can acquire 32 tunnel analog quantitys
Information.Analog acquisition plate is packaged circuit board.
The sensor connection of analog acquisition interface circuit and each collection point acquires each analog quantity letter by way of AD
Breath, comprising: power source for switch operation voltage, electric current, power source for switch indication voltage, electric current, signal lighting supply voltage, electric current, rail
Road circuit power voltage, electric current, other supply voltages, electric current, switch normal indication AC and DC voltage, switch reverse indication friendship,
DC voltage, track switch action launching electric current, track circuit voltage, semaphore voltage, current information, semaphore voltage, electric current letter
Breath, temperature and humidity, pressure information.And the information of acquisition is sent to telecommunication circuit.
Preferably, as shown in Fig. 2, control circuit includes, power circuit controls chip (CPU), storage control circuit and deposits
Reservoir, power circuit are electrically connected with control chip, and memory is electrically connected by storage control circuit with control chip.Memory is most
Low capacity is 500G, is mainly used for storing all-electronin execution unit status data and running environment data.
Preferably, control circuit, comprising: data acquisition unit and data analysis unit；
Data acquisition unit: the data of acquisition electronics execution unit in real time；
Data analysis unit: the data of data acquisition unit acquisition are analyzed, to predict the operation of electronics execution unit
State, and early warning is carried out to the fault message of prediction.
The data of CAN interface circuit acquisition specifically include, and track switch control unit receives fixed behaviour, anti-behaviour's order, track switch control
What unit processed uploaded determines table status, the anti-table status that track switch control unit uploads, the power supply status that track switch control unit uploads, road
The self-checking circuit state that control unit of branching off uploads, signaling control unit receive lighting order, the lighting that signal system unit uploads
State, the self-checking circuit state that signaling control unit uploads, the orbit occupancy that track element uploads go out clear state, on track element
The self-checking circuit state of biography.Wherein track switch control unit, signaling control unit and track element are that existing electronics executes list
Unit in member.
The data of ethernet interface circuit acquisition include: train operation work and electricity business maintenance command, the signal that interlocking machine uploads
Equipment indicates state.
CAN interface circuit, ethernet interface circuit, switch acquisition interface circuit and the acquisition of analog acquisition interface circuit
Data control circuit is transmitted to by telecommunication circuit, to be saved in memory.
Preferably, fault message, including at least four switch breakdown, at least four signal fault or at least three rail fault.
4 switch breakdowns are respectively the first switch breakdown, the second switch breakdown, third switch breakdown and the 4th switch breakdown.4 signals
Failure is respectively the first signal fault, second signal failure, third signal fault and fourth signal failure.3 rail faults, point
It Wei not the first rail fault, the second rail fault and third rail fault.
Preferably, data analysis unit, based on track switch order, switch status, the self-test information of track switch control unit, track switch
Operation voltage electric current, the voltage and current of switch target, temperature and humidity, air pressure or lightning surge information analysis switch breakdown it is general
Rate；The general of the first switch breakdown, the second switch breakdown, third switch breakdown and the 4th switch breakdown is obtained to calculate separately
Rate.
And/or
Data analysis unit, based on semaphore order, semaphore state, the self-test information of signaling control unit, signal lighting electricity
Current voltage, temperature and humidity, air pressure or lightning surge information analysis signal fault probability；The event of the first signal is obtained to calculate separately
Barrier, second signal failure, third signal fault and fourth signal failure probability.
And/or
Data analysis unit, based on track condition, the self-test information of track element, track circuit voltage and current, temperature and humidity, air pressure
Or the probability of lightning surge information analysis rail fault.To calculate separately obtain the first rail fault, the second rail fault and
The probability of third rail fault.
It is as shown in Figure 3 and Figure 4 to the process of electronics execution unit state data acquisition.
As shown in figure 5, CPU real-time perfoming Data Analysis Services, based in memory failure mode, mode data and
Analysis ratiocination rule, handles electronics execution unit condition relevant data, predicts electronics execution unit state, by man-machine
Interface 8 provides prediction prompt.Inference machine in CPU show that failure predication is believed according to acquisition data and the analysis of the empirical data of preservation
Breath.
The electronic circuitry of electronics execution unit fault diagnosis and O&M device is as shown in Fig. 6 to Figure 12.As shown in Figure 10,
Analog acquisition interface circuit, including transport and placing device U27A, transport and placing device U27B and transport and placing device U27C, the anti-phase input of transport and placing device U27A
End ground between series resistance R89 and resistance R94, inductance H2B is in parallel with resistance R94, the inverting input terminal of transport and placing device U27A and
The non-inverting input terminal ground connection of series resistance R96 between output end, transport and placing device U27A, transport and placing device U27A and output end and transport and placing device
Series resistance between the inverting input terminal and output end of series resistance R110 between the inverting input terminal of U27B, transport and placing device U27B
The non-inverting input terminal of R115, transport and placing device U27B is grounded, the output end of the reverse input end of transport and placing device U27B and transport and placing device U27C it
Between series resistance R109, series resistance R118 between the output end and reverse input end of transport and placing device U27C, transport and placing device U27C's is same
Phase input end grounding, the inverting input terminal of transport and placing device U27C are connect with the adjustable end of slide rheostat W2, slide rheostat W2's
Two fixing ends are connect with the both ends of two-way Transient Suppression Diode respectively, and slide rheostat W2 and resistance R116 are connected on power supply
Between VCC and ground.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (10)
1. a kind of electronics execution unit fault diagnosis and O&M device, which is characterized in that including control circuit, telecommunication circuit, CAN
Interface circuit, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit, the CAN interface electricity
Road, ethernet interface circuit, switch acquisition interface circuit and analog acquisition interface circuit are electrically connected with the telecommunication circuit
It connects, the telecommunication circuit is electrically connected to the control circuit.
2. electronics execution unit fault diagnosis according to claim 1 and O&M device, which is characterized in that further include man-machine
Interactive device, the human-computer interaction device are electrically connected to the control circuit.
3. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the CAN
Interface circuit, including 5 channels CAN, the baud rate of the CAN interface circuit are 500Kbps.
4. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that it is described with
Too network interface circuit, including 2 100 m ethernet interface channels.
5. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that described to open
Acquisition interface circuit is measured in pass, and using switch acquisition plate, the number of the switch acquisition plate is 1 to 4.
6. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the mould
Analog quantity acquisition interface circuit, using analog acquisition plate, the number of the analog acquisition plate is 1 to 4.
7. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the control
Circuit processed includes that power circuit, control chip, storage control circuit and memory, the power circuit are electrically connected with control chip
It connects, the memory is electrically connected by the storage control circuit with the control chip.
8. electronics execution unit fault diagnosis according to claim 1 or 2 and O&M device, which is characterized in that the control
Circuit processed, comprising: data acquisition unit and data analysis unit；
The data acquisition unit: the data of acquisition electronics execution unit in real time；
The data analysis unit: the data of data acquisition unit acquisition are analyzed, to predict that electronics executes list
The operating status of member, and early warning is carried out to the fault message of prediction.
9. electronics execution unit fault diagnosis according to claim 8 and O&M device, which is characterized in that the failure letter
Breath, including at least four switch breakdown, at least four signal fault or at least three rail fault.
10. electronics execution unit fault diagnosis according to claim 8 and O&M device, it is characterised in that:
The data analysis unit, based on track switch order, switch status, the self-test information of track switch control unit, track switch movement electricity
Current voltage, the voltage and current of switch target, temperature and humidity, air pressure or lightning surge information analysis switch breakdown probability；With/
Or, the data analysis unit, based on semaphore order, semaphore state, the self-test information of signaling control unit, signal lighting
Voltage and current, temperature and humidity, air pressure or lightning surge information analysis signal fault probability；And/or the data analysis unit,
Based on track condition, the self-test information of track element, track circuit voltage and current, temperature and humidity, air pressure or lightning surge information point
Analyse the probability of rail fault.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811087123.8A CN109032118A (en) | 2018-09-17 | 2018-09-17 | Electronics execution unit fault diagnosis and O&M device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811087123.8A CN109032118A (en) | 2018-09-17 | 2018-09-17 | Electronics execution unit fault diagnosis and O&M device |
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| CN109032118A true CN109032118A (en) | 2018-12-18 |
Family
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Cited By (2)
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| CN110161402A (en) * | 2019-06-19 | 2019-08-23 | 上海工程技术大学 | A kind of monitoring of track circuit failure and diagnostic system |
| CN114194247A (en) * | 2021-11-12 | 2022-03-18 | 卡斯柯信号有限公司 | System and method for controlling 46-line turnout at trackside in plateau outdoor environment |
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