CN1171344A - Tracing controller for high safety of trains - Google Patents
Tracing controller for high safety of trains Download PDFInfo
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- CN1171344A CN1171344A CN 97110439 CN97110439A CN1171344A CN 1171344 A CN1171344 A CN 1171344A CN 97110439 CN97110439 CN 97110439 CN 97110439 A CN97110439 A CN 97110439A CN 1171344 A CN1171344 A CN 1171344A
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- high safety
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Abstract
A high-safety tracking controller for increasing the density of running trains and in turn the transportation capacity of railway by 1-2 times is composed of monitor, control computer connected to monitor, and such units connected with monitor, and such units connected with control computer as display, input devices, train speed sensor and controllers for regulating train speed and automatic control of brake. It can also omit the complex blocking system for some regional railway and sove equipment, material and maintenance cost of blocking system, reducting cost a great lot.
Description
The invention belongs to railway traffic transportation technology field, especially relate to a kind of tracing controller for high safety of trains.
China's double track railway train is followed the trail of the safety control facility and is adopted the railway section block system, the corresponding therewith train tracking interval time is about 15 minutes, and this system relies on railway section lock-out circuit signal to point out residing interval of train and the mutual summary distance of train.The real-time and the accuracy of its information that provides are all poor, are directly restricting the raising of train operation density, and in addition, the reliability of this system is not high, and maintenance workload is bigger.Current, all improve train operation density to increase transport capacity both at home and abroad in research and utilization Train Dynamic information.The direction of research is to utilize satellite positioning to obtain the location information of train, utilizes the communication network combined data, in conjunction with microcomputer perfect information map train is carried out dynamic dispatching.External existing application corresponding system, but also only limit to centralized dispatching, and train itself does not have dynamically control ability of tracking safety, follows the trail of distance when not keeping best, and the one-time investment of system is all very huge.
The purpose of this invention is to provide a kind of tracing controller for high safety of trains that keeps the best tracking range of train,
Technical solution of the present invention is: a kind of tracing controller for high safety of trains, be provided with monitor, be connected to control computer with monitor, be connected to telltale and input equipment on the control computer, also be connected to train speed sensor, train speed-regulating control device and train self-actuating brake control setup with control computer.
Described monitor can be infrared ambulator or radar range finder or laser rangefinder.
Described monitor can be the GPS receiver.
Described monitor can be wireless set, is connected to modulation, demoder between wireless set and the control computer.
For electrified railway, the available power line carrier communication transmits signal.
Be provided with the hand-operated brake signal output apparatus, its output signal is connected to modulation, demoder.
Described speed-regulating control device is for to be connected to the CMOS control circuit with control computer, the output of CMOS control circuit connects the grid of MOS power transistor Q1, Q2, Q3, Q4 respectively, the output of MOS power transistor meets stepping motor M, and the transmission shaft 4 of stepping motor M connects train speed governing joystick transmission shaft 6 after connecing transmission device again.
Described dead-man's device is for to be connected to signal amplification circuit with control computer, and the output of signal amplification circuit connects controllable silicon SCR, controllable silicon SCR control relay J, and normally closed some J1-1, J1-2 of relay J meet train brake electrically-controlled valve DKF.
The present invention can be under the prerequisite that guarantees traffic safety, increase train density significantly, in double track railway, if headway time interval was controlled at about 3～5 minutes, the train minimum separation distances is controlled at 3 kilometers, then compare, can improve 1～2 times of railway transport capacity, thereby relax the nervous situation of China Railway with present train travel density.The present invention can also cancel complicated interval railway block system, saves block system equipment, material and maintenance cost, will bring huge economic benefit and social benefit.
Fig. 1 is the block diagram of the embodiment of the invention.
Fig. 2 is an embodiment of the invention speed-regulating control device electrical schematic diagram.
Fig. 3 is an embodiment of the invention speed-regulating control device mechanical schematic.
Fig. 4 is an embodiment of the invention braking force control system scheme drawing.
The present invention will be further described below in conjunction with drawings and Examples.As shown in Figure 1, a kind of tracing controller for high safety of trains, be provided with monitor, be connected to control computer with monitor, be connected to telltale and input on the control computer not fully, also be connected to train speed sensor, train speed-regulating control device and train self-actuating brake control setup with control computer.Monitor has various ways, and its main purpose is that the test front truck is dynamic.
1, available infrared ambulator, radar range finder or laser rangefinder etc., select infrared ambulator or radar range finder, last vehicle of train should be installed the infrared reflection mirror, radar responder beacon comes guaranteed performance, as select laser rangefinder then should dispose metascope, the concrete optional DM-S3L type apomecometer of another day originally opening up the production of general Kanggong department, the DCH3 type infrared ambulator that Beijing Optical Instrument Factory produces, the CJL88-100 that Changzhou No.2 Elecronic Instrument Factory produces, WCJ-1 type laser rangefinder etc., its output interface is RS232C.
2, can select the GPS receiver for use, by before the wireless reception in the GPS of gps data and this train locating data, control computer according to two car GPS fixed point coordinate calculate two cars apart from variability, the concrete selection has Japan to open up the GP-R1 type geodesic measurement receiver of Kanggong department production, TURB0-SII hand-held measurement type GPS receiver, its output has GIS output format and ASII sign indicating number output format.
3, can select wireless transmitter for use, be connected to modem between radio receiver-transmitter and the control computer, modem can be LM2210 type modem.
For electrified railway, the available power line carrier communication transmits signal.
More than three kinds of monitors also can use simultaneously.
The telltale and the input equipment that join with control computer are conventional telltale and input equipment.Also be connected to acoustic-optic alarm with control computer, in order to prompting brake and speed governing.
Train speed sensor can be utilized the speed meter on the locomotive, and as DJS-2 type speed meter, speed input is from the input of DJS-2 type speed meter separated time, and " the locomotive black box " that can also utilize on the locomotive to be equipped with is by RS232 communication interface control of access computing machine.
Speed-regulating control device such as Fig. 2, as shown in Figure 3, described speed-regulating control device is for to be connected to the CMOS control circuit with control computer, the output of CMOS control circuit connects the grid of MOS power transistor Q1, Q2, Q3, Q4 respectively, the output of MOS power transistor meets stepping motor M, and the transmission shaft 4 of stepping motor M connects train speed governing joystick transmission shaft 6 after connecing transmission device again.Driving gear 3 usefulness nuts 1 and pad 2 are fixed on the motor shaft 4, ring gear 5 and driving gear 3 engagements, and ring gear 5 usefulness nuts and pad 7 are fixed on the train speed governing joystick transmission shaft 6.
The self-actuating brake control setup as shown in Figure 4, described dead-man's device is for to be connected to signal amplification circuit with control computer, the output of signal amplification circuit connects controllable silicon SCR, the SCR control relay J, and normally closed some J1-1, J1-2 of relay J meet train brake electrically-controlled valve DKF.
The hand-operated brake signalling apparatus, be to connect switch and the switch gating tone-burst generator that joins on the hand-operated brake handle, the output of gating tone-burst generator is connected to modem, when hand-operated brake, switch closure, gating tone-burst generator output signal.
Principle of work: monitor constantly records the dynamic of front vehicles, as distance or speed and brake situation etc., and import measured information into control computer, information data is presented on the telltale, control computer is according to the information of being imported, in allowed band, do corresponding the variation by the speed-regulating control device control speed of a motor vehicle, to keep best tracking range.Control computer is according to the inertia distance that Data Dynamic is calculated this car of pulling of current vehicle speed and input, according to the safety factor of setting and consider that survey precision calculates alarm distance and danger range, when two spacings during less than danger range or front truck emergency brake, sound light alarming circuit is implemented to report to the police, and controls the train emergency brake by the self-actuating brake control setup when reporting to the police.
During use, the train scheduling method relative with the present invention then is: train is divided into two big classes: a class car is by scheduling schedule operation (as: passenger vehicle, military train, de luxe train).Another kind of car is for inserting car, and this type of car does not ensure each container freight station to container freight station time, presses circuit and allows to insert operation, is mainly freight, and two class cars are that a class car is given way.Railway line remains and is not less than the best unimpeded operation of distance of following the trail of about making in double track railway.Train can withdraw from any time at each station, but train will insert lane from each station, must satisfy with the front and back train and all follow the trail of distance greater than the best.The train that inserts driving should keep the best distance of following the trail of with front truck, creates conditions for the train in standing inserts.
Claims (7)
1, a kind of tracing controller for high safety of trains, it is characterized in that: be provided with monitor, be connected to control computer with monitor, be connected to telltale and input equipment on the control computer, also be connected to train speed sensor, train speed-regulating control device and train self-actuating brake control setup with control computer.
2, tracing controller for high safety of trains according to claim 1 is characterized in that: described monitor is infrared ambulator or radar range finder or laser rangefinder.
3, tracing controller for high safety of trains according to claim 1 is characterized in that: described monitor is the GPS receiver.
4, tracing controller for high safety of trains according to claim 1 is characterized in that: described monitor is a wireless set, is connected to modulation, demoder between wireless set and the control computer.
5, tracing controller for high safety of trains according to claim 4 is characterized in that: be provided with the hand-operated brake signal output apparatus, its output signal is connected to modem.
6, tracing controller for high safety of trains according to claim 1, it is characterized in that: described speed-regulating control device is for to be connected to the CMOS control circuit with control computer, the output of CMOS control circuit connects the grid of MOS power transistor Q1, Q2, Q3, Q4 respectively, the output of MOS power transistor meets stepping motor M, and the transmission shaft of stepping motor M [4] connects train speed governing joystick transmission shaft [6] after connecing transmission device again.
7, tracing controller for high safety of trains according to claim 1, it is characterized in that: described dead-man's device is for to be connected to signal amplification circuit with control computer, the output of signal amplification circuit connects controllable silicon SCR, controllable silicon SCR control relay J, normally closed some J1-1, J1-2 of relay J meet train brake electrically-controlled valve DKF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97110439 CN1115274C (en) | 1997-04-29 | 1997-04-29 | Tracing controller for high safety of trains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97110439 CN1115274C (en) | 1997-04-29 | 1997-04-29 | Tracing controller for high safety of trains |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1171344A true CN1171344A (en) | 1998-01-28 |
| CN1115274C CN1115274C (en) | 2003-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97110439 Expired - Fee Related CN1115274C (en) | 1997-04-29 | 1997-04-29 | Tracing controller for high safety of trains |
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| Country | Link |
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| CN (1) | CN1115274C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100497061C (en) * | 2002-12-26 | 2009-06-10 | 株式会社日立制作所 | Signal security method, signal security device and signal security system using same |
| CN100567061C (en) * | 2008-06-20 | 2009-12-09 | 北京交通大学 | Temperature insensitive optical fiber optical grating stress sensing train location and real time tracing system |
| CN102756747A (en) * | 2012-07-31 | 2012-10-31 | 上海中科高等研究院 | Train collision avoidance system based on sound waves and electromagnetic waves and collision avoidance method of train collision avoidance system |
| CN102910194A (en) * | 2011-08-02 | 2013-02-06 | 王元知 | Anti-collision and rear-end collision prevention safety device for high-speed train |
| CN103635374A (en) * | 2011-06-23 | 2014-03-12 | 西门子有限公司 | Apparatus for measuring a distance between two public transport vehicles |
-
1997
- 1997-04-29 CN CN 97110439 patent/CN1115274C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100497061C (en) * | 2002-12-26 | 2009-06-10 | 株式会社日立制作所 | Signal security method, signal security device and signal security system using same |
| CN100567061C (en) * | 2008-06-20 | 2009-12-09 | 北京交通大学 | Temperature insensitive optical fiber optical grating stress sensing train location and real time tracing system |
| CN103635374A (en) * | 2011-06-23 | 2014-03-12 | 西门子有限公司 | Apparatus for measuring a distance between two public transport vehicles |
| CN103635374B (en) * | 2011-06-23 | 2016-06-15 | 西门子有限公司 | For measuring the device of the spacing of two public transports |
| CN102910194A (en) * | 2011-08-02 | 2013-02-06 | 王元知 | Anti-collision and rear-end collision prevention safety device for high-speed train |
| CN102756747A (en) * | 2012-07-31 | 2012-10-31 | 上海中科高等研究院 | Train collision avoidance system based on sound waves and electromagnetic waves and collision avoidance method of train collision avoidance system |
| CN102756747B (en) * | 2012-07-31 | 2015-06-10 | 中国科学院上海高等研究院 | Train collision avoidance system based on sound waves and electromagnetic waves and collision avoidance method of train collision avoidance system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1115274C (en) | 2003-07-23 |
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