CN102809968B - 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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- CN102809968B CN102809968B CN201210301590.2A CN201210301590A CN102809968B CN 102809968 B CN102809968 B CN 102809968B CN 201210301590 A CN201210301590 A CN 201210301590A CN 102809968 B CN102809968 B CN 102809968B
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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
PMC20-110R door control unit is the main control unit of whole door device.This door control unit is centered by microprocessor, pass through RS485, the communication interfaces such as RS232 and locomotive main control equipment and other device talks, and receive 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 sending on the element on door drive mechanism, as limit switch, EmS etc., by built-in motor driving circuit drive motor, complete the opening and closing of opposite house.To the fault detect of door control unit, be to guarantee the normal operation of door device and even the indispensable part of subway train safe operation.
Summary of the invention
Object of the present invention is exactly to provide a kind of subway door control unit multi-state fault detection method in order to overcome the defect of above-mentioned prior art existence.
Object of the present invention can be achieved through the following technical solutions:
A subway door control unit multi-state fault detection method, is characterized in that, comprises the following steps:
1) with the industrial computer of data collecting card, control testing environment analog subsystem, produce corresponding electric signal and carry out the external environment condition under the various different operating modes of iron door control unit in analog;
2) simultaneous data-collecting card gathers and sends back in industrial computer to the signal of door control unit various piece under different operating modes;
3) industrial computer is processed the signal data of passing back, provides error message and the examining report of subway door control unit.
These detection method concrete steps are as follows:
(1) in industrial computer, process of establishing model carries out emulation to the various different operating modes in subway door control unit, and is simplified to detection guidance panel, by the operating switch of panel, selectes work condition environment to be detected;
(2) after operating mode is chosen, industrial computer is converted into control signal by corresponding process model and exports to testing environment analog subsystem via data collecting card;
(3) testing environment analog subsystem, according to the control signal of data collecting card, switches according to corresponding control sequence the outside running environment of door control unit that corresponding fictitious load carrys out the selected operating mode described in simulation process (1);
(4) testing environment analog subsystem gathers the signal data of door control unit each port under corresponding operating mode, and signal data is changed by being delivered in industrial computer by data collecting card;
(5) data collecting card gathers the procedure communication data of door control unit PORT COM simultaneously and passes to industrial computer;
(6) industrial computer gathers according to data collecting card signal data and communication data, compare with the process model under selected operating mode, provides failure message, and carry out providing consolidated return after comprehensive evaluation.
Process model described in 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 determined the sequential matching relationship each other of various signal electric parameters in various operating mode operation, and send to data collecting card by control signal, by data acquisition card control testing environment analog subsystem, carried out the external environment condition of the different operating modes of analogue system.
Described input signal comprises 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, provide door control unit detecting pattern under two kinds of operating modes simultaneously, be respectively test operating mode detecting pattern and operating condition detecting pattern, selection to different operating mode detecting patterns while starting by detection, to the corresponding program of door control unit burning and simulate corresponding work condition environment by testing environment analog subsystem and carry out corresponding fault detect.
Described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) door control unit input port detects;
(3) door control unit output signal detects;
(4) door control unit motor drives and detects;
(5) communication apparatus detects;
(6) provide result.
Described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide result.
Under described manual subitem detection mode, can itemize and detect and provide 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) provide a kind of detection method of carrying out special detection for PMC20-110R door control unit fault;
2) this detection method can be carried out complete detection to subway door control cell failure under test operating mode, carries out fast detecting under operating condition;
3) this detection method is to the fault detect of manually itemizing under the different work condition environments of door control unit;
4) the fault detect report the test of providing according to this detection method provides complete fault prompting and detailed consolidated return.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
Subway door control unit multi-state fault detection method, comprises the following steps:
1) with the industrial computer of data collecting card, control testing environment analog subsystem, produce corresponding electric signal and carry out the external environment condition under the various different operating modes of iron door control unit in analog;
2) simultaneous data-collecting card gathers and sends back in industrial computer to the signal of door control unit various piece under different operating modes;
3) industrial computer is processed the signal data of passing back, provides error message and the examining report of subway door control unit.
These detection method concrete steps are as follows:
(1) in industrial computer, process of establishing model carries out emulation to the various different operating modes in subway door control unit, and is simplified to detection guidance panel, by the operating switch of panel, selectes work condition environment to be detected;
(2) after operating mode is chosen, industrial computer is converted into control signal by corresponding process model and exports to testing environment analog subsystem via data collecting card;
(3) testing environment analog subsystem, according to the control signal of data collecting card, switches according to corresponding control sequence the outside running environment of door control unit that corresponding fictitious load carrys out the selected operating mode described in simulation process (1);
(4) testing environment analog subsystem gathers the signal data of door control unit each port under corresponding operating mode, and signal data is changed by being delivered in industrial computer by data collecting card;
(5) data collecting card gathers the procedure communication data of door control unit PORT COM simultaneously and passes to industrial computer;
(6) industrial computer gathers according to data collecting card signal data and communication data, compare with the process model under selected operating mode, provides failure message, and carry out providing consolidated return after comprehensive evaluation.
Process model described in 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 determined the sequential matching relationship each other of various signal electric parameters in various operating mode operation, and send to data collecting card by control signal, by data acquisition card control testing environment analog subsystem, carried out the external environment condition of the different operating modes of analogue system.
Described input signal comprises 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, provide door control unit detecting pattern under two kinds of operating modes simultaneously, be respectively test operating mode detecting pattern and operating condition detecting pattern, selection to different operating mode detecting patterns while starting by detection, to the corresponding program of door control unit burning and simulate corresponding work condition environment by testing environment analog subsystem and carry out corresponding fault detect.
As shown in Figure 1, described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) door control unit input port detects;
(3) door control unit output signal detects;
(4) door control unit motor drives and detects;
(5) communication apparatus detects;
(6) provide result.
As shown in Figure 1, described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide result.
Under described manual subitem detection mode, can itemize and detect and provide 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 (2)
1. a subway door control unit multi-state fault detection method, is characterized in that, comprises the following steps:
1) with the industrial computer of data collecting card, control testing environment analog subsystem, produce corresponding electric signal and carry out the external environment condition under the various different operating modes of iron door control unit in analog;
2) simultaneous data-collecting card gathers and sends back in industrial computer to the signal of door control unit various piece under different operating modes;
3) industrial computer is processed the signal data of passing back, provides error message and the examining report of subway door control unit;
These detection method concrete steps are as follows:
(1) in industrial computer, process of establishing model carries out emulation to the various different operating modes in subway door control unit, and is simplified to detection guidance panel, by the operating switch of panel, selectes work condition environment to be detected;
(2) after operating mode is chosen, industrial computer is converted into control signal by corresponding process model and exports to testing environment analog subsystem via data collecting card;
(3) testing environment analog subsystem, according to the control signal of data collecting card, switches according to corresponding control sequence the outside running environment of door control unit that corresponding fictitious load carrys out the selected operating mode described in simulation process (1);
(4) testing environment analog subsystem gathers the signal data of door control unit each port under corresponding operating mode, and signal data is changed by being delivered in industrial computer by data collecting card;
(5) data collecting card gathers the procedure communication data of door control unit PORT COM simultaneously and passes to industrial computer;
(6) industrial computer gathers according to data collecting card signal data and communication data, compare with the process model under selected operating mode, provides failure message, and carry out providing consolidated return after comprehensive evaluation;
This detection method has automatic detection and manually itemizes and detect two kinds of fault detect modes, provide door control unit detecting pattern under two kinds of operating modes simultaneously, be respectively test operating mode detecting pattern and operating condition detecting pattern, selection to different operating mode detecting patterns while starting by detection, to the corresponding program of door control unit burning and simulate corresponding work condition environment by testing environment analog subsystem and carry out corresponding fault detect;
Described test operating mode detecting pattern comprises following testing process:
(1) door control unit testing software programming;
(2) door control unit input port detects;
(3) door control unit output signal detects;
(4) door control unit motor drives and detects;
(5) communication apparatus detects;
(6) provide result;
Described operating condition detecting pattern comprises following testing process:
(1) door control unit operating software burning;
(2) normal door flow process detects;
(3) flow process of normally closing the door detects;
(4) special circumstances detect;
(5) provide result;
Under described manual subitem detection mode, can itemize and detect and provide 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;
Process model described in 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 determined the sequential matching relationship each other of various signal electric parameters in various operating mode operation, and send to data collecting card by control signal, by data acquisition card control testing environment analog subsystem, carried out the external environment condition of the different operating modes of analogue system.
2. a kind of subway door control unit multi-state fault detection method according to claim 1, it is characterized in that, described input signal comprises 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.
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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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| 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 (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4754208B2 (en) * | 2004-12-14 | 2011-08-24 | 株式会社日立製作所 | Platform door equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4754208B2 (en) * | 2004-12-14 | 2011-08-24 | 株式会社日立製作所 | Platform door equipment |
Non-Patent Citations (8)
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| JP特开2004-291742A 2004.10.21 * |
| JP特许第4754208号B2 2011.08.24 * |
| 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》.2012,第49卷(第556期),第93页右栏第8段，第94页左栏第2-3、9段，第95页右栏第4段、左栏第4段、第10-13段、第16-17段和附图3-4. * |
| 唐晔.地铁机车主回路控制系统综合测试技术的研究.《万方学位论文数据库》.2008,第35页第3段，第41页第7段，第43页第1段和附图4-7、5-1、5-2、5-3. * |
| 地铁屏蔽门样机的性能测试;陈海辉等;《华南理工大学学报》;20050131;第33卷(第1期);第37页右栏第3-5段，第38页左栏第1-6段 * |
| 地铁机车主回路控制系统综合测试技术的研究;唐晔;《万方学位论文数据库》;20080724;第35页第3段，第41页第7段，第43页第1段和附图4-7、5-1、5-2、5-3 * |
| 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;仇佳捷等;《电测与仪表》;20120430;第49卷(第556期);第93页右栏第8段，第94页左栏第2-3、9段，第95页右栏第4段、左栏第4段、第10-13段、第16-17段和附图3-4 * |
| 陈海辉等.地铁屏蔽门样机的性能测试.《华南理工大学学报》.2005,第33卷(第1期),第37页右栏第3-5段，第38页左栏第1-6段. * |
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