CN205563262U - Novel city rail train door fault diagnostic - Google Patents
Novel city rail train door fault diagnostic Download PDFInfo
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- CN205563262U CN205563262U CN201620058920.3U CN201620058920U CN205563262U CN 205563262 U CN205563262 U CN 205563262U CN 201620058920 U CN201620058920 U CN 201620058920U CN 205563262 U CN205563262 U CN 205563262U
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- train door
- single chip
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Abstract
The utility model relates to a novel city rail train door fault diagnostic, include: AVR singlechip (105), modulus AD converter (103), sensor (102), clock circuit (107), EEPROM memory (106), communication circuit (104), keyboard (108) and LED nixie display (109), train gating element (101) are constituteed, its characterized in that, AVR singlechip (105) are connected with AD converter (103), clock circuit (107), communication circuit (104), EEPROM memory (106), keyboard (108) and LED nixie display (109) respectively, and AD converter (103) are connected with sensor (102), and sensor (102) are connected with train gating element (101), the system adopts fuzzy H net method to carry out city rail train door failure diagnosis, and intelligent degree is high.
Description
Technical field
This utility model relates to a kind of novel municipal rail train door fault diagnosis system, belongs to fault diagnosis technology field.
Background technology
At present, domestic and international big city economy develops rapidly, being continuously increased of constantly expansion, population and the automobile quantity of urban size,
Cause urban transportation to become to block up, cause original public transport can not meet civic trip requirements.Subway, light rail etc.
Fast, safe, comfortable urban track traffic grow up therewith, become the metropolitan important vehicles.City rail traffic
Quickly, its proportion in public transport is increasing, and the safety and reliability of city rail traffic just seems increasingly for development speed
Important.But market survey shows, all kinds of safety problems of urban track traffic emerge in an endless stream, the safety that train faults itself causes
Problem is quite a few, and the particularly fault of train door gets more and more.
Many security incidents cause often caused by the fault of train door, and train is the key link in City Rail Transit System,
Its door device occupies again considerable position.According to the statistics of vehicle maintenance department, Train door is searching fault required time
It it is 1.5 times of the time of fixing a breakdown.According to data statistics both domestic and external, the fault rate of train door system is in whole rail vehicle fault
In more than 1/3.Visible, the fault of train door constitutes serious threat to the safe operation of whole track traffic, the most directly
Performance threatens everybody personal safety as well as the property safety exactly.For guaranteeing the operation security of track traffic, need rapid, accurate, intelligent
Fault location and be diagnosed to be failure cause, fix a breakdown with the shortest time.Therefore, arrange in urban rail in view of the most domestic
There is limitation and owe maturation in car door fault diagnosis system, for guaranteeing the operation that track traffic can be safer, therefore this utility model
A kind of novel municipal rail train door fault diagnosis system is proposed, in order to can detect more rapid, easy, intelligent, accurately and be diagnosed to be
Door device fault.
Summary of the invention
This utility model relates to a kind of novel municipal rail train door fault diagnosis system, uses FUZZY H NETS method to improve discrete type city
Rail train door system failure Real-time modeling set and the ability quickly analyzed, use single-chip microcomputer to improve automaticity, degree of intelligence.This
The features such as system has fault diagnosis quick and precisely, and automaticity is high, intelligent, it is adaptable to municipal rail train door fault is the fastest
Speed diagnosis.
For achieving the above object, this utility model relates to a kind of novel municipal rail train door fault diagnosis system, and this system is mono-by AVR
Sheet machine, modulus a/d transducer, sensor, clock circuit, eeprom memory, telecommunication circuit, keyboard and LED number are aobvious
Show that device, train door element etc. form.It is characterized in that, this fault diagnosis system can realize quickly, accurately, in real time, intelligence examines
Disconnected be out of order, AVR single chip respectively with A/D converter, clock circuit, telecommunication circuit, eeprom memory, keyboard and LED
Nixie displaies etc. are connected, and A/D converter is connected with sensor, and sensor is connected with train door element；
AVR single chip, carries out information exchange between each device and is uniformly coordinated the mutual relation processed each other, and calling
Program carries out fault diagnosis；
A/D converter, for being converted into digital quantity by analog quantity；
Sensor, for being converted into the signal of telecommunication by train door element fault signal；
Clock circuit, for providing clock signal to single-chip microcomputer；
Eeprom memory, for carrying out the process of the large batch of storage data of whole system；
Telecommunication circuit, contacts for communicating with system；
Keyboard, for carrying out the process of various function key and numeral keys；
Nixie display LED, for carrying out the display of various digital signal；
Train door element, constitutes composition machinery and the electrical equipment of municipal rail train door.
Technical scheme is: system obtains train door element fault signal by sensor, utilizes A/D converter analog quantity to be converted
Send into AVR single chip for digital quantity and carry out FUZZY H NETS Intelligent fault reasoning, needed for utilizing clock circuit to produce AVR single chip
The clock signal wanted, by telecommunication circuit, communicates AVR single chip with system and contacts, utilize keyboard to carry out fault diagnosis
During the input of various data and process, store data in a large number by eeprom memory storage whole system, AVR is mono-
Data and result that sheet machine processes are delivered to show on LED nixie display.
A kind of novel municipal rail train door fault diagnosis system work process, specifically comprises the following steps that
(1) system initialization；
(2) reset；
(3) detection fault-signal；
(4) interruption is opened；
(5) CK call key disc program；
(6) FUZZY H NETS fault diagnosis reasoning program is called；
(7) reasoning abort situation and reason；
(8) display program is called；
(9) terminate.
FUZZY H NETS fault diagnosis flow scheme comprises the following steps:
(1) the FUZZY H NETS model of municipal rail train door system is built；
Door device includes control unit, mechanism arrangement and door leaf three parts.System knot according to discrete Train door system
The priori that composition and fault message and each position break down, determines the top event (fault provided of H net fault model
Event), it is established that the FUZZY H NETS model of municipal rail train door system；
(2) according to the logical relation between the municipal rail train door system model of FUZZY H NETS and FUZZY H node, it is thus achieved that FUZZY H NETS is tied
Point PiAccessibility node set, immediately accessibility node set and neighborhood of nodes set；
(3) ambiguity in definition H net production rule；
(4) FUZZY H NETS reasoning algorithm is carried out；
(5) abort situation and failure cause are drawn.
FUZZY H NETS reasoning algorithm specifically comprises the following steps that
(1) system initialization and give corresponding node assignment, according to expertise and historical data, it is assumed that the point of FUZZY H node
Fire threshold value；
(2) H node P is assumed0Break down, then judge whether it belongs to individual immediately, if belonging to, then write down fault
Path Pi(the H node that this path correspondence credibility is the highest) arrives P0, otherwise, can not find failure path and reason；
(3) by PiCredibility initial value composed with node calculate, calculate transfer function value, when transfer function value more than igniting
During threshold value, this node then firing action.Then PiNext node initial value mark automatically increase, PiInitial value mark the most automatically reduce.
PiAfter node firing action, next node then retransmission steps 2, now the hypothesis node P in step 20It is PiNext node；
(4) if the transfer function value calculated in step 3 is less than ignition threshold value, P is describediNode akinesia, then on this path
There is no fault.Then to second highest credibility node PiCarry out step 2 reasoning, so repeat, until finding out final failure path, and
Find out fault and reason.
Particularly by analyzing FUZZY H NETS node PiThe accessibility node set of (node that each train door element fault is corresponding),
Accessibility node set and neighborhood of nodes set immediately, according to FUZZY H NETS production rule and by computing, draws train door event
Barrier produces position and reason.
The beneficial effects of the utility model are: this utility model relates to a kind of novel municipal rail train door fault diagnosis system, this system
According to FUZZY H NETS model, utilize production rule and the FUZZY H NETS reasoning algorithm of FUZZY H NETS, can be simple, quick, accurate
The true abort situation orienting municipal rail train door system and reason, its fault diagnosis has quick and precisely, and automaticity is high, intelligence
The features such as energyization, diagnosis process is simpler, in hgher efficiency.
By in conjunction with the following drawings, after reading the detailed description of the novel embodiment of this use, other features of the present invention, feature
Will become apparent with advantage.
Accompanying drawing explanation
Fig. 1 is one of the present utility model novel municipal rail train door fault diagnosis system structural representation；
Fig. 2 is one of the present utility model novel municipal rail train door fault diagnosis system work process flow chart；
Fig. 3 is one of the present utility model novel municipal rail train door fault diagnosis system FUZZY H NETS Troubleshooting Flowchart.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
Fig. 1 is one of the present utility model novel municipal rail train door fault diagnosis system structural representation.
Including: AVR single chip 105, modulus a/d transducer 103, sensor 102, clock circuit 107, EEPROM store
Device 106, telecommunication circuit 104, keyboard 108 and LED nixie display 109, train door element 101 etc. form.Its feature exists
Can realize quickly in, this fault diagnosis system, accurately, in real time, intelligent diagnostics be out of order, AVR single chip 105 respectively with A/D
Transducer 103, clock circuit 107, telecommunication circuit 104, eeprom memory 106, keyboard 108 and LED nixie display
109 etc. are connected, and A/D converter 103 is connected with sensor 102, and sensor 102 is connected with train door element 101；
AVR single chip 105, carries out information exchange between each device and is uniformly coordinated the mutual relation processed each other, and adjusting
Fault diagnosis is carried out by program；
A/D converter 103, for being converted into digital quantity by analog quantity；
Sensor 102, for being converted into voltage signal by train door element fault signal；
Clock circuit 107, for providing clock signal to single-chip microcomputer；
Eeprom memory 106, for carrying out the process of the large batch of storage data of whole system；
Telecommunication circuit 104, for carrying out communication contact with system；
Keyboard 108, for carrying out the process of various function key and numeral keys；
LED nixie display 109, for carrying out the display of various digital signal；
Train door element 101, constitutes composition machinery and the electrical equipment of municipal rail train door.
Technical scheme is: system obtains train door element 101 fault-signal by sensor 102, utilizes A/D converter 103
Analog quantity is converted into digital quantity feeding AVR single chip 105 and carries out FUZZY H NETS Intelligent fault reasoning, utilize clock circuit 107
Produce the clock signal required for AVR single chip 105, by communicating circuit 104, AVR single chip 105 is carried out with system
Write to each other, utilize keyboard 108 to carry out input and the process of various data in failure diagnostic process, pass through eeprom memory
106 storage whole systems store data in a large number, data AVR single chip 105 processed and result deliver to LED digital-scroll technique
Show on device 109.
Fig. 2 is one of the present utility model novel municipal rail train door fault diagnosis system work process flow chart, specifically comprises the following steps that
In step 201, system is run and is started；
In step 202, system initialization；
In step 203, reset；
In step 204, detect fault-signal；
In step 205, open interruption；
In step 206, CK call key disc program；
In step 207, call FUZZY H NETS fault diagnosis reasoning program；
In step 208, reasoning abort situation and reason；
In step 209, call display program；
In step 210, terminate.
Fig. 3 is one of the present utility model novel municipal rail train door fault diagnosis system FUZZY H NETS Troubleshooting Flowchart, specifically
Step is as follows:
In step 301, fault diagnosis is run and is started；
In step 302, it may be judged whether there is fault message；
In step 303, break down according to the system construction drawing of discrete Train door system and fault message and each position
Priori, determines the top event (event of failure provided) of H net fault model, builds the FUZZY H of municipal rail train door system
Pessimistic concurrency control；
In step 304, according to the logical relation between the municipal rail train door system model of FUZZY H NETS and FUZZY H node, it is thus achieved that mould
Stick with paste H net node PiAccessibility node set, immediately accessibility node set and neighborhood of nodes set；
In step 305, ambiguity in definition H net production rule；
In step 306, carry out FUZZY H NETS reasoning algorithm；
In step 307, draw abort situation and failure cause.
FUZZY H NETS reasoning algorithm implementation is as follows:
(1) system initialization and give corresponding node assignment, according to expertise and historical data, it is assumed that the point of FUZZY H node
Fire threshold value；
(2) H node P is assumed0Break down, then judge whether it belongs to individual immediately, if belonging to, then write down fault
Path Pi(the H node that this path correspondence credibility is the highest) arrives P0, otherwise, can not find failure path and reason；
(3) by PiCredibility initial value composed with node calculate, calculate transfer function value, when transfer function value more than igniting
During threshold value, this node then firing action.Then PiNext node initial value mark automatically increase, PiInitial value mark the most automatically reduce.
PiAfter node firing action, next node then retransmission steps 2, now the hypothesis node P in step 20It is PiNext node；
(4) if the transfer function value calculated in step 3 is less than ignition threshold value, P is describediNode akinesia, then on this path
There is no fault.Then to second highest credibility node PiCarry out step 2 reasoning, so repeat, until finding out final failure path, and
Find out fault and reason.
Particularly by analyzing FUZZY H NETS node PiThe accessibility nodal set of (node that each train door element fault is corresponding)
Close, accessibility node set and neighborhood of nodes set immediately, according to FUZZY H NETS production rule and by computing, draw train
Door fault produces position and reason.
The beneficial effects of the utility model are: this utility model relates to a kind of novel municipal rail train door fault diagnosis system, this system
According to FUZZY H NETS model, utilize production rule and the FUZZY H NETS reasoning algorithm of FUZZY H NETS, can be simple, quick, accurate
The true abort situation orienting municipal rail train door system and reason, its fault diagnosis has quick and precisely, and automaticity is high, intelligence
The features such as energyization, diagnosis process is simpler, in hgher efficiency.
Use this novel municipal rail train door fault diagnosis system, municipal rail train door system can be oriented simply, fast, accurately
Abort situation and reason, its diagnosis process is simpler, in hgher efficiency, has actively in the fault diagnosis of municipal rail train door system
Meaning.
Claims (1)
1. a novel municipal rail train door fault diagnosis system, including: AVR single chip (105), modulus a/d transducer (103), sensor (102), clock circuit (107), eeprom memory (106), telecommunication circuit (104), keyboard (108) and LED nixie display (109), train door element (101) composition；It is characterized in that, AVR single chip (105) is connected with A/D converter (103), clock circuit (107), telecommunication circuit (104), eeprom memory (106), keyboard (108) and LED nixie display (109) respectively, A/D converter (103) is connected with sensor (102), and sensor (102) is connected with train door element (101)；
AVR single chip (105), carries out information exchange between each device and is uniformly coordinated the mutual relation processed each other, and carrying out municipal rail train door fault diagnosis；
A/D converter (103), for being converted into digital quantity signal by analog signals；
Sensor (102), is used for measuring train door element fault signal, and is converted into the signal of telecommunication；
Clock circuit (107), for providing clock signal to AVR single chip (105)；
Eeprom memory (106), for carrying out the data storage of whole system and processing；
Telecommunication circuit (104), is used for and the communication contact carrying out system；
Keyboard (108), for carrying out the process of various function key and numeral keys；
LED nixie display (109), for carrying out the display of various digital signal；
Train door element (101) is machinery and the electrical equipment of municipal rail train door, for carrying out the on-off action of municipal rail train door；
System obtains train door element (101) fault-signal by sensor (102), utilize A/D converter (103) that analog signals is converted into digital quantity signal feeding AVR single chip (105) and carry out FUZZY H NETS Intelligent fault process, clock circuit (107) is utilized to produce the clock signal required for AVR single chip (105), by telecommunication circuit (104), AVR single chip (105) and system are carried out communication contact, keyboard (108) is utilized to carry out input and the process of various data in failure diagnostic process, various data by eeprom memory (106) storage whole system, data AVR single chip (105) processed and result are delivered to show on LED nixie display (109).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620058920.3U CN205563262U (en) | 2016-01-12 | 2016-01-12 | Novel city rail train door fault diagnostic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620058920.3U CN205563262U (en) | 2016-01-12 | 2016-01-12 | Novel city rail train door fault diagnostic |
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| Publication Number | Publication Date |
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| CN205563262U true CN205563262U (en) | 2016-09-07 |
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ID=56821122
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| CN201620058920.3U Expired - Fee Related CN205563262U (en) | 2016-01-12 | 2016-01-12 | Novel city rail train door fault diagnostic |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905990A (en) * | 2017-06-13 | 2018-04-13 | 武汉科技大学 | A kind of Fault Diagnosis of Hydraulic Pump system based on FUZZY H NETS and bayes method |
| CN108736800A (en) * | 2018-06-27 | 2018-11-02 | 山东省水利勘测设计院 | A kind of direct-current remote feeding power and solar power generation, wind power generation mixed power supply system |
| CN108958166A (en) * | 2017-05-19 | 2018-12-07 | 武汉科技大学 | A kind of numerically-controlled machine tool turret fault diagnosis system based on paste H net node igniting and backward reasoning method |
| CN112306045A (en) * | 2020-12-28 | 2021-02-02 | 西门子交通技术(北京)有限公司 | Fuzzy test method, equipment and storage medium for train automatic control system |
-
2016
- 2016-01-12 CN CN201620058920.3U patent/CN205563262U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108958166A (en) * | 2017-05-19 | 2018-12-07 | 武汉科技大学 | A kind of numerically-controlled machine tool turret fault diagnosis system based on paste H net node igniting and backward reasoning method |
| CN107905990A (en) * | 2017-06-13 | 2018-04-13 | 武汉科技大学 | A kind of Fault Diagnosis of Hydraulic Pump system based on FUZZY H NETS and bayes method |
| CN108736800A (en) * | 2018-06-27 | 2018-11-02 | 山东省水利勘测设计院 | A kind of direct-current remote feeding power and solar power generation, wind power generation mixed power supply system |
| CN112306045A (en) * | 2020-12-28 | 2021-02-02 | 西门子交通技术(北京)有限公司 | Fuzzy test method, equipment and storage medium for train automatic control system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |