CN102809968A - Fault detection method with a plurality of working conditions for door control unit of subway - Google Patents
Fault detection method with a plurality of working conditions for door control unit of subway Download PDFInfo
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- CN102809968A CN102809968A CN2012103015902A CN201210301590A CN102809968A CN 102809968 A CN102809968 A CN 102809968A CN 2012103015902 A CN2012103015902 A CN 2012103015902A CN 201210301590 A CN201210301590 A CN 201210301590A CN 102809968 A CN102809968 A CN 102809968A
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Abstract
The invention relates to a fault detection method with a plurality of working conditions for a door control unit of a subway, which comprises the following steps of: (1) controlling a detection environment simulation subsystem to generate corresponding electric signals for simulating external environments under various kinds of different working conditions in a door control unit of a subway by an industrial control computer with a data collection card; (2) meanwhile, collecting the signal of each part of the door control unit under different working conditions by the data collection card and also returning into the industrial control computer; and (3) processing returned signal data by the industrial control computer and providing the wrong information of the door control unit of the subway and a detection report. Compared with the prior art, the fault detection method with the working conditions for the door control unit of the subway has the advantages of carrying out comprehensive detection on the fault of the door control unit of the subway under the working condition of testing, carrying out quick detection under the working condition of running and the like.
Description
Technical field
The present invention relates to a kind of subway gate cell failure detection method, especially relate to a kind of subway door control unit multi-state fault detection method.
Background technology
The PMC20-110R door control unit is the main control unit of whole door device.This door control unit is the center with the microprocessor; Through RS485, communication interface and locomotive main control equipment and other device talks such as RS232, and receive the Train Control signal; As the vehicle control signal of opening the door, the vehicle control signal of closing the door, zero-speed vehicle control signal; And the signal that sends on the element on the door drive mechanism, like limit switch, EmS etc., accomplish the opening and closing of opposite house through built-in motor driving circuit drives motor.The fault detect of gated unit is to guarantee normal operation of door device and even the indispensable part of subway train safe operation.
Summary of the invention
The object of the invention is exactly for the defective that overcomes above-mentioned prior art existence a kind of subway door control unit multi-state fault detection method to be provided.
The object of the invention can be realized through following technical scheme:
A kind of subway door control unit multi-state fault detection method is characterized in that, may further comprise the steps:
1) has the industrial computer control detection environmental simulation subsystem of data collecting card, produce corresponding electric signal and simulate the external environment condition under the various different operating modes of subway door control unit;
2) data collecting card is gathered and sends back in the industrial computer to the signal of door control unit various piece under the different operating modes simultaneously;
3) industrial computer is handled the signal data of passing back, provides the error message and the examining report of subway door control unit.
These detection method concrete steps are following:
(1) in industrial computer, sets up process model the various different operating modes in subway door control unit are carried out emulation, and be simplified to the detecting operation panel, select work condition environment to be detected through the operating switch of panel;
(2) after operating mode is chosen, industrial computer is converted into control signal with corresponding process model and exports to the testing environment analog subsystem via data collecting card;
(3) the testing environment analog subsystem switches the outside running environment of door control unit that the corresponding simulating load comes the selected operating mode described in the simulation process (1) according to the control signal of data collecting card according to the control corresponding order;
(4) the testing environment analog subsystem is gathered the signal data of door control unit each port under corresponding operating mode, and signal data is changed after be delivered in the industrial computer by data collecting card;
(5) data collecting card is gathered the procedure communication data of door control unit PORT COM simultaneously and is passed to industrial computer;
(6) signal data and the communication data gathered according to data collecting card of industrial computer compared with the process model under the selected operating mode, provides failure message, and carries out providing consolidated return after the comprehensive evaluation.
Process model described in the described step (1) for to subway door control unit under each different operating modes in each process steps all peripheral port electric signal control flows carry out modeling and obtain; Electric signal comprises input signal and output signal; Process model has been confirmed each other the sequential matching relationship of various signal electric parameters in various operating mode operation; And send to data collecting card through control signal, come the external environment condition of the different operating modes of analogue system by data collecting card control detection environmental simulation subsystem.
Described input signal comprises the zero-speed control signal, the control signal of opening the door, close gate control signal, door isolation signals, sentinel plant signal and limit switch signal, and described output signal comprises status indicator lamp signal, buzzer signal and motor control signal.
This detection method has automatic detection and manually itemizes and detect two kinds of fault detect modes; Gated unit detecting pattern under two kinds of operating modes is provided simultaneously; Be respectively test operating mode detecting pattern and operating condition detecting pattern; To the selection of different operating mode detecting patterns, burning corresponding program in gated unit also simulates corresponding work condition environment through the testing environment analog subsystem and carries out corresponding fault detect when detecting beginning.
Described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) the door control unit input port detects;
(3) door control unit output input;
(4) the door control unit motor-driven detects;
(5) communication apparatus detects;
(6) provide the result.
Described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) the normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide the result.
Under the described manual subitem detection mode, can itemize and detect and provide the subitem examining report in step (2), (3), (4) of step (2), (3), (4), (5) and operating condition detecting pattern under test operating mode detecting pattern.
Compared with prior art, the present invention has the following advantages;
1) a kind of detection method of carrying out special detection to PMC20-110R door control unit fault is provided;
2) this detection method can be carried out complete detection to subway door control cell failure under the test operating mode, under operating condition, carries out fast detecting;
3) fault detect of manually itemizing under the different work condition environments in this detection method gated unit;
The fault detect result report of 4) providing according to this detection method provides complete fault prompting and detailed consolidated return.
Description of drawings
Fig. 1 is a process flow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment
Subway door control unit multi-state fault detection method may further comprise the steps:
1) has the industrial computer control detection environmental simulation subsystem of data collecting card, produce corresponding electric signal and simulate the external environment condition under the various different operating modes of subway door control unit;
2) data collecting card is gathered and sends back in the industrial computer to the signal of door control unit various piece under the different operating modes simultaneously;
3) industrial computer is handled the signal data of passing back, provides the error message and the examining report of subway door control unit.
These detection method concrete steps are following:
(1) in industrial computer, sets up process model the various different operating modes in subway door control unit are carried out emulation, and be simplified to the detecting operation panel, select work condition environment to be detected through the operating switch of panel;
(2) after operating mode is chosen, industrial computer is converted into control signal with corresponding process model and exports to the testing environment analog subsystem via data collecting card;
(3) the testing environment analog subsystem switches the outside running environment of door control unit that the corresponding simulating load comes the selected operating mode described in the simulation process (1) according to the control signal of data collecting card according to the control corresponding order;
(4) the testing environment analog subsystem is gathered the signal data of door control unit each port under corresponding operating mode, and signal data is changed after be delivered in the industrial computer by data collecting card;
(5) data collecting card is gathered the procedure communication data of door control unit PORT COM simultaneously and is passed to industrial computer;
(6) signal data and the communication data gathered according to data collecting card of industrial computer compared with the process model under the selected operating mode, provides failure message, and carries out providing consolidated return after the comprehensive evaluation.
Process model described in the described step (1) for to subway door control unit under each different operating modes in each process steps all peripheral port electric signal control flows carry out modeling and obtain; Electric signal comprises input signal and output signal; Process model has been confirmed each other the sequential matching relationship of various signal electric parameters in various operating mode operation; And send to data collecting card through control signal, come the external environment condition of the different operating modes of analogue system by data collecting card control detection environmental simulation subsystem.
Described input signal comprises the zero-speed control signal, the control signal of opening the door, close gate control signal, door isolation signals, sentinel plant signal and limit switch signal, and described output signal comprises status indicator lamp signal, buzzer signal and motor control signal.
This detection method has automatic detection and manually itemizes and detect two kinds of fault detect modes; Gated unit detecting pattern under two kinds of operating modes is provided simultaneously; Be respectively test operating mode detecting pattern and operating condition detecting pattern; To the selection of different operating mode detecting patterns, burning corresponding program in gated unit also simulates corresponding work condition environment through the testing environment analog subsystem and carries out corresponding fault detect when detecting beginning.
As shown in Figure 1, described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) the door control unit input port detects;
(3) door control unit output input;
(4) the door control unit motor-driven detects;
(5) communication apparatus detects;
(6) provide the result.
As shown in Figure 1, described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) the normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide the result.
Under the described manual subitem detection mode, can itemize and detect and provide the subitem examining report in step (2), (3), (4) of step (2), (3), (4), (5) and operating condition detecting pattern under test operating mode detecting pattern.
Claims (8)
1. a subway door control unit multi-state fault detection method is characterized in that, may further comprise the steps:
1) has the industrial computer control detection environmental simulation subsystem of data collecting card, produce corresponding electric signal and simulate the external environment condition under the various different operating modes of subway door control unit;
2) data collecting card is gathered and sends back in the industrial computer to the signal of door control unit various piece under the different operating modes simultaneously;
3) industrial computer is handled the signal data of passing back, provides the error message and the examining report of subway door control unit.
2. a kind of subway door control unit multi-state fault detection method according to claim 1 is characterized in that these detection method concrete steps are following:
(1) in industrial computer, sets up process model the various different operating modes in subway door control unit are carried out emulation, and be simplified to the detecting operation panel, select work condition environment to be detected through the operating switch of panel;
(2) after operating mode is chosen, industrial computer is converted into control signal with corresponding process model and exports to the testing environment analog subsystem via data collecting card;
(3) the testing environment analog subsystem switches the outside running environment of door control unit that the corresponding simulating load comes the selected operating mode described in the simulation process (1) according to the control signal of data collecting card according to the control corresponding order;
(4) the testing environment analog subsystem is gathered the signal data of door control unit each port under corresponding operating mode, and signal data is changed after be delivered in the industrial computer by data collecting card;
(5) data collecting card is gathered the procedure communication data of door control unit PORT COM simultaneously and is passed to industrial computer;
(6) signal data and the communication data gathered according to data collecting card of industrial computer compared with the process model under the selected operating mode, provides failure message, and carries out providing consolidated return after the comprehensive evaluation.
3. a kind of subway door control unit multi-state fault detection method according to claim 2; It is characterized in that; Process model described in the described step (1) for to subway door control unit under each different operating modes in each process steps all peripheral port electric signal control flows carry out modeling and obtain; Electric signal comprises input signal and output signal; Process model has been confirmed each other the sequential matching relationship of various signal electric parameters in various operating mode operation, and sends to data collecting card through control signal, is come the external environment condition of the different operating modes of analogue system by data collecting card control detection environmental simulation subsystem.
4. a kind of subway door control unit multi-state fault detection method according to claim 3; It is characterized in that; Described input signal comprises the zero-speed control signal, the control signal of opening the door, close gate control signal, door isolation signals, sentinel plant signal and limit switch signal, and described output signal comprises status indicator lamp signal, buzzer signal and motor control signal.
5. a kind of subway door control unit multi-state fault detection method according to claim 2; It is characterized in that; This detection method has automatic detection and manually itemizes and detect two kinds of fault detect modes; Gated unit detecting pattern under two kinds of operating modes is provided simultaneously; Be respectively test operating mode detecting pattern and operating condition detecting pattern, to the selection of different operating mode detecting patterns, burning corresponding program in gated unit also simulates corresponding work condition environment through the testing environment analog subsystem and carries out corresponding fault detect when beginning through detecting.
6. a kind of subway door control unit multi-state fault detection method according to claim 5 is characterized in that described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) the door control unit input port detects;
(3) door control unit output input;
(4) the door control unit motor-driven detects;
(5) communication apparatus detects;
(6) provide the result.
7. a kind of subway door control unit multi-state fault detection method according to claim 6 is characterized in that described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) the normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide the result.
8. a kind of subway door control unit multi-state fault detection method according to claim 6; It is characterized in that; Under the described manual subitem detection mode, can itemize and detect and provide the subitem examining report in step (2), (3), (4) of step (2), (3), (4), (5) and operating condition detecting pattern under test operating mode detecting pattern.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210301590.2A CN102809968B (en) | 2012-08-22 | 2012-08-22 | Fault detection method with a plurality of working conditions for door control unit of subway |
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| CN201210301590.2A CN102809968B (en) | 2012-08-22 | 2012-08-22 | Fault detection method with a plurality of working conditions for door control unit of subway |
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| CN102809968B CN102809968B (en) | 2014-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676664A (en) * | 2013-11-21 | 2014-03-26 | 上海申通地铁集团有限公司 | Railway vehicle door control unit operation simulating system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004291742A (en) * | 2003-03-26 | 2004-10-21 | Hitachi Ltd | Platform door controlling equipment |
| JP4754208B2 (en) * | 2004-12-14 | 2011-08-24 | 株式会社日立製作所 | Platform door equipment |
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2012
- 2012-08-22 CN CN201210301590.2A patent/CN102809968B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004291742A (en) * | 2003-03-26 | 2004-10-21 | Hitachi Ltd | Platform door controlling equipment |
| JP4754208B2 (en) * | 2004-12-14 | 2011-08-24 | 株式会社日立製作所 | Platform door equipment |
Non-Patent Citations (3)
| Title |
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| 仇佳捷等: "基于半实物仿真技术的复杂电系统设备检测平台的硬件设计", 《电测与仪表》, vol. 49, no. 556, 30 April 2012 (2012-04-30) * |
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| 陈海辉等: "地铁屏蔽门样机的性能测试", 《华南理工大学学报》, vol. 33, no. 1, 31 January 2005 (2005-01-31) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103676664A (en) * | 2013-11-21 | 2014-03-26 | 上海申通地铁集团有限公司 | Railway vehicle door control unit operation simulating system |
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