CN102092408A - Railway locomotive auxiliary driving device - Google Patents
Railway locomotive auxiliary driving device Download PDFInfo
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- CN102092408A CN102092408A CN 201010609874 CN201010609874A CN102092408A CN 102092408 A CN102092408 A CN 102092408A CN 201010609874 CN201010609874 CN 201010609874 CN 201010609874 A CN201010609874 A CN 201010609874A CN 102092408 A CN102092408 A CN 102092408A
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Abstract
The invention relates to an auxiliary driving system, which is particularly applicable to a railway locomotive. The auxiliary driving system comprises a visual information acquisition device, a signal processing device, an input/output (IO) control device, and an information recording and input and output device, wherein the visual information acquisition device comprises a lens and a charge-coupled device (CCD) camera, which are used for transmitting a video signal to the signal processing device; the signal processing device is a digital signal processor (DSP)-based digital signal processing device which is used for acquiring an analog video signal and converts the analog signal into a digital signal which can be processed by the DSP through a decoder, and the video signal processed by the DSP is converted into an analog signal through a coder and the analog signal is output through a monitor; the IO control device receives or transmits various external signals through the IO interface and serial port of the DSP; and the information recording and input and output device mainly comprises a hard disc and a network, which are used for recording train running and personnel working videos and audios, and the videos and audios can be recorded into the hard disc of the system or transmitted to a personal computer through a network to be recorded. The system can improve the running safety of the railway locomotive, reduces accidents and improves traffic efficiency.
Description
Technical field
The present invention relates to a kind of DAS (Driver Assistant System), be particularly suitable for railway locomotive and use.
Background technology
At present, the railway traffic transportation occupies an important position in Chinese national economy, along with development and national economy, the present railway traffic in the whole nation transports incomparably busy, this has objectively promoted expanding economy greatly, also increasing but increase the railway security accident of bringing with transportation volume, these accidents have all caused the concern of the whole nation for the railway security transportation.Therefore, take appropriate measures and firmly avoid the generation of these accidents, become the road that must swim of avoiding accident to take place frequently.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides a kind of railway locomotive auxiliary driving device, can improve the safety that railway locomotive travels, the generation of minimizing accident improves traffic efficiency.
The present invention solves the technical scheme that its technical matters takes: it comprises:
The visual information harvester: comprise camera lens and CCD camera, they carry vision signal for signal processor unit;
Signal processor unit: be to be the digital signal processing device of core with DSP, it gathers analog video signal, pass through demoder, analog signal is converted into the accessible digital signal of DSP, in DSP, the image of being gathered is handled it, identify the rail in the place ahead, obstacle, traffic signal and warning mark, the train turnout, bend, the signal that personnel's mode of operation etc. work to traffic safety, and whether decision gives the alarm or alerting signal, changing into analog signal at DSP processed video signal by coder, export by monitoring device, these videos in DSP according to the various information that superposeed, as trend of road, contrast information, character and graphical informations such as working state of system, DSP also can export voice messaging by COBBAIF;
IO control setup: be that IO interface, serial ports by DSP receives or send external various signals, the IO interface mainly is to open Penetrating Fog, light, accept signals such as cancellation warning function, in addition, the IO interface also plays the function that sends the sound and light alarm signal, serial ports is exclusively used in the various control commands of transmitting-receiving, as speed-regulating signal etc.;
With information record and input/output unit: mainly be hard disk and network, the video of their record train vibration influences and personnel's work, audio recording or send to record in the PC by network in the hard disk of system.
Described visual information harvester is many groups.
The present invention is that collection automatic control technology, image processing techniques, artificial intelligence technology, optical technology and Eltec are the complex technique of one.Be the system ensemble that integrates multinomial function, be devoted to improve safety, the traveling comfort of vehicle.In the locomotive DAS (Driver Assistant System), by the Road Detection technology based on image processing techniques is that chaufeur sends the various warning informations in the train vibration influence process, make final decision by navigating mate, can alleviate the pressure and the degree of fatigue of chaufeur, improve the safety of travelling, the generation of minimizing accident improves traffic efficiency.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Accompanying drawing is a diagram of block of the present invention.
The specific embodiment
As shown in drawings, the present invention includes visual information harvester, signal processor unit, IO control setup and information record and input/output unit.
Visual information harvester: comprise camera lens and CCD camera, they carry vision signal for signal processor unit, the visual information harvester is gathered two groups of information, vehicle window the place ahead scenery and driver's facial characteristics, gather the place ahead scenery and be the signal that the rail, obstacle, traffic signal and the warning mark that identify the place ahead, train turnout, bend, personnel's mode of operation etc. work to traffic safety, make judgement for the degree of fatigue to the driver when gathering driver's facial characteristics, whether the mode of operation of making the driver helps safe driving.
Signal processor unit: be to be the digital signal processing device of core with DSP, it gathers analog video signal, pass through demoder, analog signal is converted into the accessible digital signal of DSP, in DSP, the image of being gathered is handled it, identify the rail in the place ahead, obstacle, traffic signal and warning mark, the train turnout, bend, the signal that personnel's mode of operation etc. work to traffic safety, and whether decision gives the alarm or alerting signal, changing into analog signal at DSP processed video signal by coder, export by monitoring device, these videos in DSP according to the various information that superposeed, as trend of road, contrast information, character and graphical informations such as working state of system, DSP also can export voice messaging by COBBAIF.The judgement of road information and personnel's facial characteristics is to finish by image processing techniques in signal processor unit, wherein the identification of road information is core technology, the various various situations that influence safety traffic that may run in the process of moving according to engine, have a strong impact on the condition of road surface feature of safety traffic as the obstacle on the rail, serious traffic warning tag, rail interruption etc., adopt image recognition technology to identify and make judgement, send warning, send the reminder alerting signal for bend, turnout and help the driver to make correct decisions.In addition, traffic sign is also identified by image recognition technology, make prompting.
IO control setup: be that IO interface, serial ports by DSP receives or send external various signals, the IO interface mainly is to open Penetrating Fog, light, accept signals such as cancellation warning function, in addition, the IO interface also plays the function that sends the sound and light alarm signal, serial ports is exclusively used in the various control commands of transmitting-receiving, as speed-regulating signal etc.
With information record and input/output unit: mainly be hard disk and network, the video of their record train vibration influences and personnel's work, audio recording or send to record in the PC by network in the hard disk of system.
The DM642 video frequency processing chip that described DSP adopts TI company to produce, the high energy of its dominant frequency reaches 720MHz, and instruction execution speed is up to 4000～4800MIPS, and instruction set and C64X be compatibility comprehensively, can satisfy the requirement of video processing real-time.
Claims (3)
1. railway locomotive auxiliary driving device, it is characterized in that: it comprises:
The visual information harvester: comprise camera lens and CCD camera, they carry vision signal for signal processor unit, gather two groups of information, vehicle window the place ahead scenery and driver's facial characteristics;
Signal processor unit: be to be the digital signal processing device of core with DSP, it gathers analog video signal, pass through demoder, analog signal is converted into the accessible digital signal of DSP, in DSP, the image of being gathered is handled it, identify the rail in the place ahead, obstacle, traffic signal and warning mark, the train turnout, bend, the signal that personnel's mode of operation etc. work to traffic safety, and whether decision gives the alarm or alerting signal, changing into analog signal at DSP processed video signal by coder, export by monitoring device, these videos in DSP according to the various information that superposeed, as trend of road, contrast information, character and graphical informations such as working state of system, DSP also can export voice messaging by COBBAIF;
IO control setup: be that IO interface, serial ports by DSP receives or send external various signals, the IO interface mainly is to open Penetrating Fog, light, accept signals such as cancellation warning function, in addition, the 1O interface also plays the function that sends the sound and light alarm signal, serial ports is exclusively used in the various control commands of transmitting-receiving, as speed-regulating signal etc.;
With information record and input/output unit: mainly be hard disk and network, the video of their record train vibration influences and personnel's work, audio recording or send to record in the PC by network in the hard disk of system.
2. railway locomotive auxiliary driving device according to claim 1 is characterized in that: described visual information harvester is many groups.
3. railway locomotive auxiliary driving device according to claim 1, it is characterized in that: the DM642 video frequency processing chip that described DSP adopts TI company to produce, the high energy of its dominant frequency reaches 720MHz, and instruction execution speed is 4000～4800MIPS, and instruction set and C64X are compatible comprehensively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201010609874 CN102092408A (en) | 2010-12-15 | 2010-12-15 | Railway locomotive auxiliary driving device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010609874 CN102092408A (en) | 2010-12-15 | 2010-12-15 | Railway locomotive auxiliary driving device |
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| CN102092408A true CN102092408A (en) | 2011-06-15 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017776A (en) * | 2012-12-07 | 2013-04-03 | 河北汉光重工有限责任公司 | Application of gyroscope-free inertial positioning and attitude measuring unit in vehicle intelligent driver assistant system |
| CN103150870A (en) * | 2013-02-04 | 2013-06-12 | 浙江捷尚视觉科技有限公司 | Train motorman fatigue detecting method based on videos |
| CN106458238A (en) * | 2014-02-17 | 2017-02-22 | 通用电气公司 | Aerial camera system and method for identifying route-related hazards |
| CN108099957A (en) * | 2017-12-14 | 2018-06-01 | 西北铁道电子股份有限公司 | A kind of locomotive shunting method and system based on detection of obstacles with identification |
| CN108583622A (en) * | 2018-04-02 | 2018-09-28 | 交控科技股份有限公司 | Recognition methods, device, equipment and the medium of rail traffic situation |
| CN109311496A (en) * | 2016-03-31 | 2019-02-05 | 西门子移动有限公司 | The method and system of barrier in hazard space before rail vehicle for identification |
| CN109584634A (en) * | 2018-12-28 | 2019-04-05 | 中铁局集团新运工程有限公司 | A kind of electronic protection device, traffic obstacle early warning system and method |
| CN111634309A (en) * | 2020-05-21 | 2020-09-08 | 哈尔滨市科佳通用机电股份有限公司 | Method and device for recording data added by electric service |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017776A (en) * | 2012-12-07 | 2013-04-03 | 河北汉光重工有限责任公司 | Application of gyroscope-free inertial positioning and attitude measuring unit in vehicle intelligent driver assistant system |
| CN103150870A (en) * | 2013-02-04 | 2013-06-12 | 浙江捷尚视觉科技有限公司 | Train motorman fatigue detecting method based on videos |
| CN103150870B (en) * | 2013-02-04 | 2014-12-10 | 浙江捷尚视觉科技股份有限公司 | Train motorman fatigue detecting method based on videos |
| CN106458238A (en) * | 2014-02-17 | 2017-02-22 | 通用电气公司 | Aerial camera system and method for identifying route-related hazards |
| CN106458238B (en) * | 2014-02-17 | 2019-01-22 | 通用电气公司 | The method of Aerial photography apparatus system harm related to route for identification |
| CN109311496A (en) * | 2016-03-31 | 2019-02-05 | 西门子移动有限公司 | The method and system of barrier in hazard space before rail vehicle for identification |
| CN108099957A (en) * | 2017-12-14 | 2018-06-01 | 西北铁道电子股份有限公司 | A kind of locomotive shunting method and system based on detection of obstacles with identification |
| CN108583622A (en) * | 2018-04-02 | 2018-09-28 | 交控科技股份有限公司 | Recognition methods, device, equipment and the medium of rail traffic situation |
| CN109584634A (en) * | 2018-12-28 | 2019-04-05 | 中铁局集团新运工程有限公司 | A kind of electronic protection device, traffic obstacle early warning system and method |
| CN111634309A (en) * | 2020-05-21 | 2020-09-08 | 哈尔滨市科佳通用机电股份有限公司 | Method and device for recording data added by electric service |
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Application publication date: 20110615 |