CN1586962A - Relay device and method for data communication between locomotive and train tail part - Google Patents
Relay device and method for data communication between locomotive and train tail part Download PDFInfo
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- CN1586962A CN1586962A CN 200410056825 CN200410056825A CN1586962A CN 1586962 A CN1586962 A CN 1586962A CN 200410056825 CN200410056825 CN 200410056825 CN 200410056825 A CN200410056825 A CN 200410056825A CN 1586962 A CN1586962 A CN 1586962A
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 51
- 238000004891 communication Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000013500 data storage Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 9
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The present invention relates to relay device and method for the data communication between locomotive and train tail part. Based on the design of the present invention, movable repeater in special radio data transmission frequency is set on the train and strict time sequence control is performed, so as to solve the problem of powerful coverage with weak field and to realize the normal data transmission between the head and the tail of train. The device of the present invention may be used also in double track and other sections with poor radio transmission condition, and the train tail wind pressure alarm equipment has its use range expanded.
Description
Technical field
The present invention relates to a kind of equipment and method that is used for the data communication of railroad train is carried out relaying, particularly, the present invention relates to a kind of method and apparatus that relaying is carried out in the locomotive and the data communication between the last vehicle of train of train of being used for, it can solve the weak problem of many tunnels, mountain area section wireless field.
Background technology
In recent years, because the railway freight train has been cancelled guard's van (vehicle commander), the last vehicle of train compartment disconnects becomes a great potential safety hazard.At present, the train tail wind pressure alarm device has obtained to use widely as the effective means of grasping last vehicle of train compartment situation, has occurred multiple row tail in the prior art and has confirmed device or safety device.As in Chinese patent file CN 1142454 A, CN 1482439 A and CN 1403325A, disclosing this type of train tail wind pressure alarm device.Simultaneously, existing multiple train tail apparatus has dropped into practical application (as CP-3 type train tail apparatus, ZTF type train tail apparatus etc.).Similar row tail monitoring equipment also mostly is installed on the foreign railway train.For example can be referring to the disclosed train tail apparatus of CN 1403325 A files, this type of train tail apparatus generally all is fixed to last vehicle of train by ground, and carry out communication by radio station and hauling engine, thus carry out multinomial function: show the last vehicle of train wind pressure value, confirm the integraty of train and the leakage of airduct detected automatically etc.
Existing train tail wind pressure alarm device mostly carries out data transmission with the shared 450MHz of train dispatch radio communication radio station, exist co-channel interference and and the mutual interference problem of train dispatch radio communication; And can't guarantee normal data transfer between train head and the tail at the strong coverage zone of feeble field, thereby make present train tail wind pressure alarm device not use at multiple line and the bad section of propagation conditions.
Some row tail and train safe forewarn system by adopt special-purpose wireless data transmission frequency (as the 800MHz frequency range) solve co-channel interference with the train dispatch radio communication problem of mutual interference mutually.But there is feeble field in the train tail apparatus of 800MHz frequency range in the tunnel, causes in the tunnel inquiry less than train tail wind pressure, can not air draft, and especially in the curved tunnel of growing up, the feeble field phenomenon is more serious.
Summary of the invention
Based on above-mentioned problem, the invention provides a kind of method and apparatus that data communication between the train locomotive and the tailstock is carried out relaying, according to design of the present invention, by mobile repeater that private radio data transmission frequency is set ON TRAINS and the time schedule control of passing through to carry out strictness, can solve the strong covering problem of feeble field, make between the train head and the tail and realize normal data transmission to greatest extent.Therefore equipment can use at railway multiple line and bad many tunnels, the mountain area section of radio propagation conditions, has enlarged the range of use of train tail wind pressure alarm equipment.
According to an aspect of the present invention, the application provides a kind of data method for communicating of carrying out between the train locomotive and the tailstock, wherein, one locomotive station is installed on the locomotive, one pressure warning device is installed on the afterbody of train, this warning tissue comprises a train tail host, locomotive station and train tail host are according to certain standard, on certain frequency range, carry out data communication, the method is characterized in that: on the centre portion of locomotive and row tail, trunking is installed on the train, and it is according to described standard, on the described frequency range relaying is being carried out in the data communication between locomotive station and the train tail host.
Train is passing through tunnel-when especially growing up the tunnel, because the transmission with this understanding of characteristic frequency electromagnetic wave can be intercepted, thereby make method and apparatus of the prior art fail meet requirements fully, but, as adopt the method for the invention described above, just utilize the trunking that is arranged on the train middle part, weaken or eliminate feeble field zone in the tunnel.
According to a further aspect in the invention, locomotive station, repeater and train tail host be in when work, sets up the liaison method of " in pairs " each other, before using, repeater confirmed.
By between locomotive station, repeater and train tail host, setting up the liaison method of " in pairs ", can prevent to crosstalk with the same category of device of other train.
In accordance with a further aspect of the present invention, the application provides a kind of equipment that is used for carrying out data communication between the train locomotive and the tailstock, and it comprises: a locomotive station, and it is installed on the locomotive of train; One is positioned at the train tail host of last vehicle of train, and described locomotive station can be according to certain standard, carry out data communication with this train tail host on certain frequency range, is used to transmit the information and the instruction of relevant train tail wind pressure; And one or more repeater, it is according to described standard, carrying out relaying to the data communication between locomotive station and the train tail host on the described frequency range, wherein, locomotive station, repeater and train tail host be in when work, sets up the liaison method of " in pairs " each other.
According to another aspect of the invention, repeater wherein is installed in train and shunts on the pedal of usefulness.
From the detailed description of hereinafter doing, can more clearly understand above-mentioned content of the present invention and other feature and advantage with reference to accompanying drawing.
Description of drawings
Below with reference to accompanying drawings preferred implementation of the present invention is described in detail, in the accompanying drawings:
Fig. 1 is according to the high-level schematic functional block diagram of mobile repeater of the present invention.
The specific embodiment
Referring to Fig. 1, mobile repeater operation according to the present invention is on the frequency range of 800MHz, locomotive station and train tail host also are operated on this frequency range, and all adopt the standard of FFSK (fast frequency shift keying), are used to realize the function of row tail wind pressure alarm, detection and control.The antenna frequencies scope of repeater is: 815MHz～875MHz, its power supply are chargeable nickel-cadmium cell, and cell pressure is 7.2V, and capacity of cell is 7AH, and the 800M hand-held station is adopted in the radio station, and emissive power is 3W.In order to adapt to various railway cars, equipment is installed in train and shunts on the pedal of usefulness.
To introduce the radical function and the specific implementation method of this equipment below:
(1) sets up " in pairs one " communication relationship: need before using repeater is confirmed in advance, set up " in pairs one " communication relationship of locomotive platform, repeater and train tail host.
(2) tail wind pressure inquiry: when trainman's desire inquiry train tail wind pressure, the locomotive platform sends to repeater and train tail host with " blast querying command ", after train tail host is received " blast querying command ", in 200 milliseconds " train tail wind pressure information " is sent to repeater and locomotive platform, repeater receives the back and give the locomotive platform with " train tail wind pressure information " relaying in 200 millisecond.If repeater was not received " train tail wind pressure information " that train tail host sends in 1 second, repeater is given train tail host with " blast querying command " relaying, train tail host is received " blast querying command ", in 200 milliseconds " train tail wind pressure information " is sent to repeater and locomotive platform, repeater receives the back and give the locomotive platform with " train tail wind pressure information " relaying in 200 millisecond.
(3) rear ventilation: after the trainman presses the air draft key, the locomotive platform sends to repeater and train tail host with " rear ventilation order ", after train tail host is received " rear ventilation order ", in 200 milliseconds " rear ventilation response message " sent to repeater and locomotive platform, repeater receives the back and give the locomotive platform with " train tail wind pressure information " relaying in 200 millisecond.If repeater was not received " rear ventilation response message " that train tail host sends in 1 second, repeater is given train tail host with " rear ventilation order " relaying, train tail host is received " rear ventilation order ", in 200 milliseconds " rear ventilation response message " sent to repeater and locomotive platform, repeater receives the back and give the locomotive platform with " rear ventilation response message " relaying in 200 millisecond.
(4) train tail wind pressure undervoltage warning: when the train tail wind pressure leakage is lower than alarm threshold value, train tail host sends to repeater and locomotive platform with " tail wind pressure alarm information ", and repeater receives in back 200 milliseconds and gives the locomotive platform with " tail wind pressure alarm information " relaying.
(5) train tail host battery undervoltage warning: when the last vehicle of train cell pressure is lower than alarm threshold value, train tail host sends to repeater and locomotive platform with " under-voltage alarm message ", and repeater receives in back 200 milliseconds and gives the locomotive platform with " under-voltage alarm message " relaying.
(6) in order to reduce wireless co-channel interference, a repeater relaying is set up order and the information that " in pairs one " communication relationship locomotive platform and train tail host send, not the order and the information that send of other locomotive platform of relaying and train tail host.
(7) in the good location of wireless field density, in order to reduce wireless co-channel interference, a repeater relaying loopback information, the not order of repeater ride transmission.
Although above the specific embodiment of the present invention is described, but this only is exemplary, those skilled in the art can figure out: in claims institute restricted portion, multiple other embodiment can also be arranged, and all based on the embodiment of design philosophy of the present invention all within the scope of the invention.
Claims (8)
1, a kind of data method for communicating of between the train locomotive and the tailstock, carrying out, wherein, one locomotive station is installed on the locomotive, one pressure warning device is installed on the afterbody of train, this warning tissue comprises a train tail host, locomotive station and train tail host are according to certain standard, carry out data communication on certain frequency range, the method is characterized in that: on the centre portion of locomotive and row tail, trunking is installed on the train, and it is according to described standard, carrying out relaying to the data communication between locomotive station and the train tail host on the described frequency range.
2, method according to claim 1 is characterized in that: locomotive station, trunking and train tail host be in when work, sets up the liaison method of " in pairs " each other, before using, repeater confirmed.
3, method according to claim 1 is characterized in that: described frequency range is the 800MHz frequency range.
4, method according to claim 1 is characterized in that: in the good zone of wireless field density, and a trunking relaying loopback information, the not order of relaying locomotive station transmission.
5, method according to claim 1 is characterized in that: described method is used in many tunnels, mountain area section.
6, a kind of equipment that is used between the train locomotive and the tailstock, carrying out data communication, it comprises:
One locomotive station, it is installed on the locomotive of train;
One is positioned at the train tail host of last vehicle of train, and described locomotive station can be according to certain standard, carry out data communication with this train tail host on certain frequency range, is used to transmit the information and the instruction of relevant train tail wind pressure; And
One or more repeater, it is according to described standard, carrying out relaying to the data communication between locomotive station and the train tail host on the described frequency range, wherein, locomotive station, repeater and train tail host be in when work, sets up the liaison method of " in pairs " each other.
7, equipment according to claim 6 is characterized in that: described repeater is installed in train and shunts on the pedal of usefulness.
8, equipment according to claim 6 is characterized in that: described repeater comprises antenna, radio station, control and data storage circuitry, power supply and FFSK modem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410056825 CN1242894C (en) | 2004-08-23 | 2004-08-23 | Relay device and method for data communication between locomotive and train tail part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410056825 CN1242894C (en) | 2004-08-23 | 2004-08-23 | Relay device and method for data communication between locomotive and train tail part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1586962A true CN1586962A (en) | 2005-03-02 |
| CN1242894C CN1242894C (en) | 2006-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200410056825 Expired - Lifetime CN1242894C (en) | 2004-08-23 | 2004-08-23 | Relay device and method for data communication between locomotive and train tail part |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328664A (en) * | 2011-06-29 | 2012-01-25 | 中国恩菲工程技术有限公司 | Communication control system for underground mine roadway |
| CN102328663A (en) * | 2011-06-29 | 2012-01-25 | 中国恩菲工程技术有限公司 | Communication system for underground dual-electric-locomotive fore-and-aft-traction mining car |
| CN102343915A (en) * | 2011-06-29 | 2012-02-08 | 中国恩菲工程技术有限公司 | Communication system used in coal mine for drawing mine car from front and back by using double locomotives |
| CN102530026A (en) * | 2011-12-23 | 2012-07-04 | 北京世纪东方国铁科技股份有限公司 | Synchronous operation and control system and method of locomotives |
| CN102571185A (en) * | 2011-12-29 | 2012-07-11 | 吉林航空维修有限责任公司 | Down hole data transmission method and system |
| CN102616251A (en) * | 2011-01-27 | 2012-08-01 | 铁道部运输局 | Automatic access management method and control device for high-speed train |
| CN102745211A (en) * | 2012-07-31 | 2012-10-24 | 上海中科高等研究院 | Train pre-warning system and pre-warning method based on tunnel piston wind |
| CN102857374A (en) * | 2012-08-28 | 2013-01-02 | 北京世纪东方国铁科技股份有限公司 | Monitoring recording system for station |
| CN103552582A (en) * | 2013-10-30 | 2014-02-05 | 天津七一二通信广播有限公司 | Method for achieving train tail information forwarding function through train tail forwarding station |
| CN103907387A (en) * | 2011-08-15 | 2014-07-02 | 日本信号株式会社 | Wireless communication network system |
| CN103950457A (en) * | 2014-04-18 | 2014-07-30 | 北京世纪东方国铁科技股份有限公司 | Station relay of train tail system, communication method and train tail system |
| CN104029695A (en) * | 2014-06-20 | 2014-09-10 | 北京世纪东方国铁科技股份有限公司 | Station relay device and data processing method thereof |
| CN104828112A (en) * | 2015-04-08 | 2015-08-12 | 北京世纪东方国铁科技股份有限公司 | On-board signal relaying device for train and method |
| CN102292253B (en) * | 2008-11-23 | 2015-09-30 | 通用电气公司 | Distributed power locomotives is as the repeater communicated between train head-tail device |
| CN105391485A (en) * | 2015-12-11 | 2016-03-09 | 天津七一二通信广播有限公司 | Railway weak field strength environment-based signal relaying system |
| CN106541964A (en) * | 2016-05-24 | 2017-03-29 | 北京世纪东方通讯设备有限公司 | A kind of digital double-mode row tail system and control method |
| CN107463090A (en) * | 2017-07-28 | 2017-12-12 | 中车南京浦镇车辆有限公司 | A kind of railcar train network repeater module change-over circuit and autocontrol method |
| CN114475711A (en) * | 2022-01-06 | 2022-05-13 | 北京全路通信信号研究设计院集团有限公司 | Device and method for communication between vehicle-mounted equipment and train tail equipment |
-
2004
- 2004-08-23 CN CN 200410056825 patent/CN1242894C/en not_active Expired - Lifetime
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102292253B (en) * | 2008-11-23 | 2015-09-30 | 通用电气公司 | Distributed power locomotives is as the repeater communicated between train head-tail device |
| CN102616251B (en) * | 2011-01-27 | 2014-12-10 | 中国铁路总公司 | Automatic access management method and control device for high-speed train |
| CN102616251A (en) * | 2011-01-27 | 2012-08-01 | 铁道部运输局 | Automatic access management method and control device for high-speed train |
| CN102328663A (en) * | 2011-06-29 | 2012-01-25 | 中国恩菲工程技术有限公司 | Communication system for underground dual-electric-locomotive fore-and-aft-traction mining car |
| CN102343915A (en) * | 2011-06-29 | 2012-02-08 | 中国恩菲工程技术有限公司 | Communication system used in coal mine for drawing mine car from front and back by using double locomotives |
| CN102328664A (en) * | 2011-06-29 | 2012-01-25 | 中国恩菲工程技术有限公司 | Communication control system for underground mine roadway |
| CN103907387B (en) * | 2011-08-15 | 2018-05-15 | 日本信号株式会社 | Wireless communication network system |
| CN103907387A (en) * | 2011-08-15 | 2014-07-02 | 日本信号株式会社 | Wireless communication network system |
| CN102530026A (en) * | 2011-12-23 | 2012-07-04 | 北京世纪东方国铁科技股份有限公司 | Synchronous operation and control system and method of locomotives |
| CN102571185A (en) * | 2011-12-29 | 2012-07-11 | 吉林航空维修有限责任公司 | Down hole data transmission method and system |
| CN102571185B (en) * | 2011-12-29 | 2015-05-20 | 吉林航空维修有限责任公司 | Down hole data transmission method and system |
| CN102745211A (en) * | 2012-07-31 | 2012-10-24 | 上海中科高等研究院 | Train pre-warning system and pre-warning method based on tunnel piston wind |
| CN102745211B (en) * | 2012-07-31 | 2015-03-04 | 中国科学院上海高等研究院 | Train pre-warning system and pre-warning method based on tunnel piston wind |
| CN102857374A (en) * | 2012-08-28 | 2013-01-02 | 北京世纪东方国铁科技股份有限公司 | Monitoring recording system for station |
| CN103552582A (en) * | 2013-10-30 | 2014-02-05 | 天津七一二通信广播有限公司 | Method for achieving train tail information forwarding function through train tail forwarding station |
| CN103950457A (en) * | 2014-04-18 | 2014-07-30 | 北京世纪东方国铁科技股份有限公司 | Station relay of train tail system, communication method and train tail system |
| CN104029695A (en) * | 2014-06-20 | 2014-09-10 | 北京世纪东方国铁科技股份有限公司 | Station relay device and data processing method thereof |
| CN104029695B (en) * | 2014-06-20 | 2016-05-04 | 北京世纪东方国铁科技股份有限公司 | Station relay and data processing method thereof |
| CN104828112A (en) * | 2015-04-08 | 2015-08-12 | 北京世纪东方国铁科技股份有限公司 | On-board signal relaying device for train and method |
| CN105391485A (en) * | 2015-12-11 | 2016-03-09 | 天津七一二通信广播有限公司 | Railway weak field strength environment-based signal relaying system |
| CN106541964A (en) * | 2016-05-24 | 2017-03-29 | 北京世纪东方通讯设备有限公司 | A kind of digital double-mode row tail system and control method |
| CN107463090A (en) * | 2017-07-28 | 2017-12-12 | 中车南京浦镇车辆有限公司 | A kind of railcar train network repeater module change-over circuit and autocontrol method |
| CN107463090B (en) * | 2017-07-28 | 2020-07-07 | 中车南京浦镇车辆有限公司 | Switching circuit of network repeater module of rail car train and automatic control method |
| CN114475711A (en) * | 2022-01-06 | 2022-05-13 | 北京全路通信信号研究设计院集团有限公司 | Device and method for communication between vehicle-mounted equipment and train tail equipment |
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| CN1242894C (en) | 2006-02-22 |
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Effective date of registration: 20171213 Address after: 102600 Beijing city Daxing District Zhongguancun science and Technology Park Daxing bio pharmaceutical industry base, No. 21 courtyard, Tianrong street, building No. 1 Patentee after: BEIJING CENTURY DONGFANG COMMUNICATION EQUIPMENT Co.,Ltd. Address before: 100070, Beijing, Fengtai District, South Fourth Ring Road, No. twelve, 188 District, 31 floor Patentee before: BEIJING CENTURY EAST CHINA RAILWAY TECHNOLOGY Co.,Ltd. |
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Address after: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee after: Beijing Century Oriental Zhihui Technology Co.,Ltd. Address before: 102600 Beijing Daxing District Zhongguancun Science and Technology Park Daxing Biomedical Industry Base, No. 1 Building, 21 Tianrong Street Patentee before: BEIJING CENTURY DONGFANG COMMUNICATION EQUIPMENT Co.,Ltd. |
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Granted publication date: 20060222 |