CN1562685A - Method for testing out of order for running train and alarm device - Google Patents
Method for testing out of order for running train and alarm device Download PDFInfo
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- CN1562685A CN1562685A CN 200410014551 CN200410014551A CN1562685A CN 1562685 A CN1562685 A CN 1562685A CN 200410014551 CN200410014551 CN 200410014551 CN 200410014551 A CN200410014551 A CN 200410014551A CN 1562685 A CN1562685 A CN 1562685A
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Abstract
A detecting method and warning device for the accident separation of the tail carriage(s) of a running train is disclosed. Said method is chosen from real-time measuring of the position parameters for locomotive and tail carriage to directly judge the relation between the distance from locamotive to tail and the actual train length, comparing the speed of locomotive and the speed of tail carriage, comparing their accelerations, and comparing their running directions.
Description
Technical field:
The present invention relates to the control method and the device of safe train operation.More specifically say so a kind of method of inspection and alarm device of train spiral seed separator in service.
Background technology:
In recent years, along with railroad train frequently raises speed, puzzlement Ministry of Railways problem for many years is: the operation and the transportation safety that how to ensure train.As everyone knows: a row train is interconnected by hook by some joints compartment and forms, and this hook is mounted and removable as required, flexible combination.But the frame mode of this flexible combination also exists potential safety hazard simultaneously.The situation of some joints compartment unhook of one row train taking place in the railway transport course in the past often, be commonly called as " spiral seed separator ", causes losing of goods thus, and because of the safety misadventure that the compartment caused out of control.
Summary of the invention:
Technical matters to be solved by this invention is to avoid above-mentioned existing in prior technology weak point, and a kind of method of inspection and alarm device of train spiral seed separator in service is provided.To be implemented in the integraty of automatic inspection train in the train travelling process, when " spiral seed separator " phenomenon takes place in train, can be automatically timely train notified driver and send warning signal near other trains, railway construction maintenance personnel along the line and road junction, to avoid the generation of other accidents.
The technical scheme that technical solution problem of the present invention is adopted is:
The characteristics of the method for inspection of the present invention's train spiral seed separator in service are that described method comprises one or more combinations in the following detection mode:
The location parameter of a, The real time measure train head and row tail is directly judged the relation of distance and actual vehicle commander between headstock and the row tail; B, comparison headstock and row tail velocity amplitude; C, comparison headstock and row tail accekeration; The service direction of d, comparison headstock and row tail.
The characteristics of method of inspection of the present invention also are to determine row tail position with the GPS localization method.
The constructional feature of the train spiral seed separator alarm device in service of the invention process said method is to be provided with can to receive with latitude, longitude in real time and highly characterize the GPS information receiving unit of row tail location information; Headstock and row tail acceleration detecting unit; By the measuring and calculating vehicle commander or relatively headstock and row tail speed relatively headstock and row tail acceleration/accel or relatively the service direction of headstock and row tail judge the CPU microprocessor Central Processing Unit (CPU) of row tail integraty; Receive train running information and send the channel device unit of spiral seed separator alarm message, and storage have railway line kilometer post and latitude, longitude and highly the Database Unit of correspondence database constitute.
The present invention be installed in locomotive " vehicle-mounted comprehensive radio station " and form a complete system jointly, adopt the vehicle-mounted comprehensive radio station that includes train operation data acquiring control circuit, transceiver, antenna feeder and audible and visual alarm circuit.The function that this vehicle-mounted comprehensive radio station should have:
1, gather the parameters such as speed, kilometer post, running number, engine number, time of train operation, and with these parameters with certain interval, send to Train End Equipment by the transmitting-receiving sound;
2, receive " spiral seed separator " warning signal of train tail apparatus, and send alarm, show that " spiral seed separator " accident may take place by sound, light mode;
3, receive the gps time information of train tail apparatus, the time of locomotive is proofreaied and correct;
4, can send identity to train tail apparatus and search signal, to guarantee the corresponding one by one of row tail and locomotive apparatus.
Comprise as the function that the present invention had that is installed in last vehicle of train:
1, storage has traffic informations such as detailed, the gradient in railway line kilometer post and latitude, longitude, highly cooresponding data bank and each highway section of railway, coefficient of friction in the built-in data bank.
2, can receive parameters such as train speed that the locomotive mobile unit sends, kilometer post, running number, engine number, time.
3, by the GPS receiver module receive the latitude, longitude of real-time sign row tail position, highly, information such as time, and accurately find the kilometer post of row tail position by self database.
4, according to the kilometer post of row tail kilometer post and the transmission of locomotive vehicle-mounted equipment, calculate train vehicle commander degree; And, calculate train vehicle commander degree in real time, and judge whether train vehicle commander degree changes according to the row tail kilometer post of continuous variation and the kilometer post of locomotive vehicle-mounted equipment transmission.
5, the row tail present speed that receives according to the GPS receiver module, and the real-world operation speed of this speed and train head compared, whether unusual to judge row tail running velocity.
6, write down the kilometer post Changing Pattern judgement current of traffic that the train locomotive mobile unit is transmitted; Can judge the service direction of row tail by record row tail kilometer post Changing Pattern, abnormal condition when the service direction that compares current of traffic and row tail is inconsistent, then occur.
7, according to real-time accekeration of surveying and variation tendency thereof, and the railway traffic information by the real-time place of calling, judge under these road conditions, whether the variation tendency of acceleration/accel is reasonable, whether there is spiral seed separator to take place.
8, judge whether the row tail is complete, whether spiral seed separator; If find train imperfect (or spiral seed separator), send a warning message at once, this warning information can be received by this train locomotive mobile unit, can be received by near other locomotive vehicle-mounted equipment, can be received, also can be received by the road jaws equipment, with guarantee driving safety to greatest extent by railway operating personnel along the line.
9, transmit gps time information to locomotive vehicle-mounted equipment at a certain time interval, for the usefulness of time calibration.
10, the identity of reception locomotive mobile unit transmission searches information, and sends the identity validation signal to locomotive vehicle-mounted equipment.
Compared with the prior art, beneficial effect of the present invention is embodied in:
The present invention can be in train travelling process the integraty of automatic inspection train, when " spiral seed separator " phenomenon takes place in train, can be automatically in time the train notified driver and near other trains, service personnel executed by railway along the line and the road junction sends warning signal, avoids the generation of other accidents effectively.
Description of drawings:
Fig. 1 is the system construction drawing at place of the present invention.
Fig. 2 is a hardware principle block diagram of the present invention.
Fig. 3 is a working process scheme drawing of the present invention.
Fig. 4 is the utility model circuit theory scheme drawing.
The specific embodiment:
In the present embodiment, can be one or more combinations in the following detection mode for the method for inspection of train spiral seed separator:
The location parameter of a, The real time measure train head and row tail is directly judged the relation of distance and actual vehicle commander between headstock and the row tail; B, comparison headstock and row tail velocity amplitude; C, comparison headstock and row tail accekeration; The service direction of d, comparison headstock and row tail.
Above-mentioned four kinds of methods can independent utility, for accuracy and the real-time that guarantees testing result, and also can be with the several different methods applied in any combination.During as the train descending, then its real-time is relatively poor only to detect the speed of headstock and row tail, should cooperate other method to detect; The compartment number thrown of row tail uses detection side's rule of the accekeration of headstock and row tail relatively not ideal enough more separately for another example, can cooperate alternate manner to improve its accuracy and real-time.
Referring to accompanying drawing 1, be used for implementing parameters such as train running speed that the alarm device of said method gathered at train by " the vehicle-mounted comprehensive radio station " that be installed in locomotive head, running number, kilometer post, time, acceleration/accel in the present embodiment, and these parameters are constantly outwards sent.Receive after these parameters by being built in wherein special algorithm as this alarm device of train tail apparatus and to compare, to judge the integraty of train automatically, when finding that train has the spiral seed separator phenomenon, at first send the spiral seed separator alarm message by this equipment to " the vehicle-mounted comprehensive radio station " that be installed in headstock, " vehicle-mounted comprehensive radio station " takes urgent remedial measures with forms such as acousto-optic prompting driver immediately.Equipment such as peritropous " unmanned road junction alarm equipment ", " human jaws equipment is arranged ", " track walker uses alarm device ", " construction protection alarm device " send alarm message simultaneously, take measures on customs clearance at the road junction near being reached with prompting, guarantee safety by near the upper track operating personnel the spiral seed separator railway carriage or compartment, workmen along the line.
Referring to accompanying drawing 2, this alarm device comprises GPS information receiving unit, CPU microprocessor Central Processing Unit (CPU), train running information is received channel device unit, Database Unit and the acceleration detecting unit etc. of the concurrent alarming information of delivering newspaper.
GPS receives and decoded portion, utilizes the GPS information that receives to determine the kilometer scale value of the current position of row tail.Definite method of kilometer scale value is that 03113125.5 application for a patent for invention " utilizes GPS to determine the method and the application thereof of circuit mileage " at the application number that is proposed by the inventor, in done concrete open.
In the Database Unit, include in advance the circuit mileage L that makes and longitude J, latitude W, height G triadic relation's corresponding tables and judge whether the algorithm of spiral seed separator.
Channel device partly is responsible for receiving train running information, sending the spiral seed separator alarm message.
CPU partly is responsible for handling to the received signal and compares with this machine information, carries out judgements such as vehicle commander, the speed of a motor vehicle, acceleration/accel, travel direction in real time, and judges according to built-in algorithm whether the throwing tail is arranged.As find to throw tail at once by alarm message unit transmission alarm message.
Whether unusual acceleration detecting unit be responsible for to detect the situation of change of row tail acceleration/accel, and degree of will speed up information sends to CPU, make acceleration/accel judgement by CPU.
Referring to Fig. 3, this device is constantly inquired about the kilometer post number of self column tail position by GPS.Before train was leaving from station, the vehicle-mounted comprehensive radio station by headstock sent the Train End Equipment identity lookup information to this device earlier, and after inquiry was passed through, vehicle-mounted comprehensive radio station sent train operation integrated information (comprising information such as headstock kilometer post, the speed of a motor vehicle, time) to this device.After this device receives this signal, kilometer scale value L1 and its place kilometer post L2 of headstock differed, obtain vehicle commander's Δ L of this car.This device is every a time gap later on, receive one time train running information, the headstock information that receives and the information of self are calculated comparison, does the distance of observing between headstock and the row tail strengthen? whether headstock consistent with the sense of motion of row tail? whether headstock consistent with the speed of row tail? whether the acceleration/accel of row tail unusual? and determine the integraty of train by being built in evaluation algorithm in the device, judged whether to throw the tail fault and taken place.If any then sending warning information to vehicle-mounted comprehensive radio station and other alarm equipment.If no, then continue to monitor.
Referring to Fig. 4, in this example, CPU microprocessor U1 adopts 51 series monolithics, and the RF Receiver Module is adopted in the reception of train running information, and U2 is a decoding chip, and U11 is the gps signal receiver module.Adopt highly sensitive acceleration detection sensor among the Acceleration Control unit U10.The output information of acceleration detection sensor is sent the I/O port (P1.0, P1.1) of CPU behind amplification and analogue to digital conversion.
Receive by antenna and RF Receiver Module U12 from the train operation integrated information in the mobile unit, amplify through op amp U5 again, after send decoding chip U2 to decode, decoded information send the input/output port P2 of Central Processing Unit (CPU) U1 to store.
Gps signal is after antenna and the reception of U11 receiver module, and signal send the memory cell of Central Processing Unit (CPU) U1 by 232 mouthfuls of U4.
Whether Central Processing Unit (CPU) U1 has the tail of throwing phenomenon to judge according to the special algorithm and the data bank that are built in the sheet to present train.When finding that train has the spiral seed separator phenomenon, Central Processing Unit (CPU) U1 outwards sends alarm message by two kinds of modes.A kind of is that mouth P0.2, P0.3, P0.4 pin by Central Processing Unit (CPU) U1 exports modem chip U3 to, signal after modulation passes through analog switch U7 again to row tail channel device after amplifier U6 processing and amplifying, by row tail channel device this alerting signal is sent to " vehicle-mounted comprehensive radio station ".Another kind of alarm message mouth P0.5, P0.6 pin by Central Processing Unit (CPU) U1 after software is to its coding exported, again through analog switch U7 to row tail channel device, by row tail channel this alerting signal is sent near other alarm equipment equipment (as " human jaws equipment is arranged ", " unmanned road jaws equipment ", " track walker uses alarm device ", " construction protection alarm device ").
The output of these two kinds of alarm messages makes that the alerting signal that comes from the row tail all can be received in the driver of headstock, track walker on every side, construction operation personnel and road junction, in time takes workaround when the train spiral seed separator.
This device is installed in the afterbody of train, can be as an independent device; Also can be used resource sharing with existing existing row tail blast check implement; Also this function can be merged in row tail blast equipment, on the basis of existing Train End Equipment, increase the function that relevant hardware and software realize checking integrity of train, the alarm of train spiral seed separator.
Claims (7)
1, the method for inspection of train spiral seed separator in service, it is characterized in that described method comprises the location parameter of one or more combinations in the following detection mode: a, The real time measure train head and row tail, directly judge the relation of distance and actual vehicle commander between headstock and the row tail; B, comparison headstock and row tail velocity amplitude; C, comparison headstock and row tail accekeration; The service direction of d, comparison headstock and row tail.
2, the method for inspection of train spiral seed separator in service according to claim 1 is characterized in that determining row tail position with the GPS localization method.
3, a kind of train spiral seed separator alarm device in service of implementing the described method of claim 2 is characterized in that being provided with and can receive with latitude, longitude in real time and highly characterize the GPS information receiving unit of row tail location information; Headstock and row tail acceleration detecting unit; By the measuring and calculating vehicle commander or relatively headstock and row tail speed relatively headstock and row tail acceleration/accel or relatively the service direction of headstock and row tail judge the CPU microprocessor Central Processing Unit (CPU) of row tail integraty; Receive train running information and send the channel device unit of spiral seed separator alarm message, and storage have railway line kilometer post and latitude, longitude and highly the Database Unit of correspondence database constitute.
4, train spiral seed separator alarm device in service according to claim 3 is characterized in that described CPU microprocessor U1 adopts 51 series monolithics, and the RF Receiver Module is adopted in the reception of train running information.
5, train spiral seed separator alarm device in service according to claim 4 is characterized in that described RF Receiver Module output signal successively through op amp U5, decoding chip U2, and the input/output port P2 of process Central Processing Unit (CPU) U1 is to its memory cell.
6, train spiral seed separator alarm device in service according to claim 4, it is characterized in that described Central Processing Unit (CPU) U1 has two-way output for alarm message, one the tunnel is that mouth (P0.2, P0.3, P0.4 pin) by Central Processing Unit (CPU) U1 exports modem chip U3 to, again through amplifier U6 and analog switch U7 to row tail channel device; Encoded mouth (P0.5, the P0.6 pin) output by Central Processing Unit (CPU) U1 in another road, again through analog switch U7 to row tail channel device.
7, train spiral seed separator alarm device in service according to claim 3, the output information that it is characterized in that described acceleration detection sensor through amplify and analogue to digital conversion after send the I/O port (P1.0, P1.1) of CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410014551 CN1562685A (en) | 2004-04-01 | 2004-04-01 | Method for testing out of order for running train and alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410014551 CN1562685A (en) | 2004-04-01 | 2004-04-01 | Method for testing out of order for running train and alarm device |
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| CN1562685A true CN1562685A (en) | 2005-01-12 |
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| CN 200410014551 Pending CN1562685A (en) | 2004-04-01 | 2004-04-01 | Method for testing out of order for running train and alarm device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673612A (en) * | 2012-05-18 | 2012-09-19 | 株洲南车时代电气股份有限公司 | Calculating system and calculating method for confirming average acceleration of previous train in certain position |
| CN102741108A (en) * | 2010-02-03 | 2012-10-17 | 西门子公司 | Method and device for monitoring train integrity |
| JP2018117478A (en) * | 2017-01-19 | 2018-07-26 | 公益財団法人鉄道総合技術研究所 | Train separation detection system and method therefor |
| CN110717477A (en) * | 2019-10-22 | 2020-01-21 | 深圳市微度数字技术有限公司 | Intelligent early warning and analyzing device for track |
| CN110745162A (en) * | 2019-09-04 | 2020-02-04 | 北京全路通信信号研究设计院集团有限公司 | Train integrity checking method and system |
| CN110775105A (en) * | 2019-11-07 | 2020-02-11 | 交控科技股份有限公司 | Method and system for monitoring train in subway vehicle section based on UWB |
| CN111907558A (en) * | 2019-06-27 | 2020-11-10 | 中车大同电力机车有限公司 | Auxiliary maintenance method, maintenance device and maintenance system for railway vehicle |
-
2004
- 2004-04-01 CN CN 200410014551 patent/CN1562685A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741108A (en) * | 2010-02-03 | 2012-10-17 | 西门子公司 | Method and device for monitoring train integrity |
| CN102741108B (en) * | 2010-02-03 | 2015-05-13 | 西门子公司 | Method and device for monitoring train integrity |
| US9221478B2 (en) | 2010-02-03 | 2015-12-29 | Siemens Aktiengesellschaft | Method and device for monitoring train integrity |
| CN102673612A (en) * | 2012-05-18 | 2012-09-19 | 株洲南车时代电气股份有限公司 | Calculating system and calculating method for confirming average acceleration of previous train in certain position |
| CN102673612B (en) * | 2012-05-18 | 2014-11-19 | 株洲南车时代电气股份有限公司 | Calculating system and calculating method for confirming average acceleration of previous train in certain position |
| JP2018117478A (en) * | 2017-01-19 | 2018-07-26 | 公益財団法人鉄道総合技術研究所 | Train separation detection system and method therefor |
| CN111907558A (en) * | 2019-06-27 | 2020-11-10 | 中车大同电力机车有限公司 | Auxiliary maintenance method, maintenance device and maintenance system for railway vehicle |
| CN111907558B (en) * | 2019-06-27 | 2021-12-10 | 中车大同电力机车有限公司 | Auxiliary maintenance method, maintenance device and maintenance system for railway vehicle |
| CN110745162A (en) * | 2019-09-04 | 2020-02-04 | 北京全路通信信号研究设计院集团有限公司 | Train integrity checking method and system |
| CN110717477A (en) * | 2019-10-22 | 2020-01-21 | 深圳市微度数字技术有限公司 | Intelligent early warning and analyzing device for track |
| CN110775105A (en) * | 2019-11-07 | 2020-02-11 | 交控科技股份有限公司 | Method and system for monitoring train in subway vehicle section based on UWB |
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