CN103332187B - A kind of monitoring system and method for electric pneumatic breaking - Google Patents
A kind of monitoring system and method for electric pneumatic breaking Download PDFInfo
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- CN103332187B CN103332187B CN201310279572.3A CN201310279572A CN103332187B CN 103332187 B CN103332187 B CN 103332187B CN 201310279572 A CN201310279572 A CN 201310279572A CN 103332187 B CN103332187 B CN 103332187B
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 238000012545 processing Methods 0.000 claims description 18
- 230000003321 amplification Effects 0.000 claims description 8
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000003137 locomotive effect Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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Abstract
The invention discloses the monitoring system and method for a kind of electric pneumatic breaking, described system includes: current transformer and display device；Described current transformer is connected with the electric loop of electric pneumatic breaking；Described current transformer includes acquisition module and modular converter, and described acquisition module is connected with described modular converter；Described acquisition module is for monitoring described electric loop in real time, to obtain the current signal of described electric loop；Described modular converter is for converting described current signal to standard output electric current；Described display device is connected with described current transformer, for being displayed by described standard output electric current.Whether the electric pneumatic breaking function that the monitoring system of the present invention can monitor train in real time is normal, gets rid of the potential safety hazard of train in time.
Description
Technical field
The present invention relates to brake control art in track traffic, be specifically related to the monitoring system and method for a kind of electric pneumatic breaking.
Background technology
Along with the fast development of technology of track traffic, in track traffic, Brake Control is paid attention to by increasing those skilled in the art.Electric pneumatic breaking technology is that train is by the control instruction of locomotive brake gear, such as braking, alleviation, pressurize and brake hard information etc., sent to the car braking machine of this locomotive by relay, so that each joint vehicle of this locomotive keeps consistent with the braking maneuver of locomotive itself, reduce the collision of permutation car.Owing to electric pneumatic breaking technology is at the longitudinal impulse reducing passenger train, shortening braking distance, improving aspects such as alleviating speed has significant effect, so this technology is becoming widely adopted.
But, owing in electric pneumatic breaking, locomotive brake gear, relay and car braking machine are attached by electric loop, once the train line in this electric loop disconnects, then electric pneumatic breaking function cisco unity malfunction.Do not found in time if train line disconnects, can be caused that this train exists potential safety hazard.
Summary of the invention
The invention provides the monitoring system and method for a kind of electric pneumatic breaking, it is possible to whether the electric pneumatic breaking function monitoring train in real time is normal, gets rid of the potential safety hazard of train in time.
The invention provides the monitoring system of a kind of electric pneumatic breaking, described system includes: current transformer and display device；
Described current transformer is connected with the electric loop of electric pneumatic breaking；
Described current transformer includes acquisition module and modular converter, and described acquisition module is connected with described modular converter；
Described acquisition module is for monitoring described electric loop in real time, to obtain the current signal of described electric loop；
Described modular converter is for converting described current signal to standard output electric current；
Described display device is connected with described current transformer, for being displayed by described standard output electric current.
Preferably, described current transformer also includes:
Processing module, after the current signal in described electric loop is carried out signal processing, is sent to described acquisition module, and described signal processing includes sample of signal, linear amplification, linear photoconductor coupling or circulation and amplifies.
Preferably, described system also includes: warning device, and described warning device is connected with described display device；
Described warning device for the standard output electric current that shows at described display device less than default threshold value alarm.
Preferably, described system is applied to train.
Invention provides the monitoring method of a kind of electric pneumatic breaking, described method includes:
The electric loop of electric pneumatic breaking monitored in real time by current transformer, to obtain the current signal of described electric loop；
Current transformer converts described current signal to standard output electric current；
Described standard output electric current is displayed by display device.
Preferably, described current signal is converted to before standard output electric current by described current transformer, also includes:
Current signal in described electric loop is carried out signal processing by current transformer, and described signal processing includes sample of signal, linear amplification, linear photoconductor coupling or circulation and amplifies.
Preferably, described method also includes:
When the standard output electric current that described display device shows is less than default threshold value, warning device is reported to the police.
Preferably, described method is applied to train.
The monitoring system of electric pneumatic breaking of the present invention includes current transformer and display device, and current transformer is for monitoring the electric loop of electric pneumatic breaking in real time, to obtain the current signal of electric loop；And converting the current signal of acquisition to standard output electric current, standard output electric current is displayed by display device, in order to be controlled by observing the situation of the standard output electric current of display device.Whether the electric pneumatic breaking function that the monitoring system of the present invention can monitor train in real time is normal, gets rid of the potential safety hazard of train in time.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present application, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is train electrical sky control principle drawing；
The fundamental diagram of the monitoring system of the electric pneumatic breaking that Fig. 2 provides for embodiment one；
The monitoring method flow chart of the electric pneumatic breaking that Fig. 3 provides for embodiment two.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of the application protection.
Embodiment one
Electric pneumatic breaking is that train sends the control instruction of locomotive brake gear to car braking machine by relay, to keep keeping strokes of permutation car.In electric pneumatic breaking, locomotive brake gear, relay and car braking machine are attached by electric loop, inventors have seen that increase current transformer on the basis that original electric loop connects, to monitor in real time the current conditions of electric loop, and then logical over-current judging electric pneumatic breaking whether normal operation.
Wherein, current transformer is based on electromagnetic induction principle work; current transformer is made up of the iron core closed and winding; its umber of turn is little; it is serially connected in the circuit of the electric current needing measurement; therefore the whole electric currents often having circuit flow through current transformer; Secondary Winding turn ratio is more; it is serially connected in measurement instrument and protective loop; current transformer is operationally; its secondary circuit is Guan Bi all the time, and the impedance therefore measuring instrument and protective loop series coil is only small, and the duty of current transformer is close to short-circuit.
With reference to the monitoring system construction drawing of the electric pneumatic breaking that Fig. 1, Fig. 1 provide for the present embodiment, described system specifically can include current transformer 101 and display device 102:
Described current transformer 101 is connected with the electric loop of electric pneumatic breaking；
In the present embodiment, current transformer is connected with the electric loop of electric pneumatic breaking, and the concrete cable that can pass through is connected, and the type of attachment of current transformer Yu electric loop is not limited by the present embodiment.
Described current transformer 101 includes acquisition module 101A and modular converter 101B, and described acquisition module 101A is connected with described modular converter 101B；
Described acquisition module 101A is for monitoring described electric loop in real time, to obtain the current signal of described electric loop；
Described modular converter 101B is for converting described current signal to standard output electric current；
In the present embodiment, current transformer includes acquisition module and modular converter, wherein, acquisition module is connected with modular converter, and acquisition module can monitor the current conditions of electric loop in real time, concrete, by obtaining the electric current of electric loop, reach to monitor in real time the purpose of electric loop.
In practical operation, the electric current obtained in electric loop that acquisition module can be real-time, it is also possible to pre-set interval, when timing result reaches interval, obtain the current signal of electric loop.Wherein, interval can be configured according to demand.
It addition, current transformer also includes modular converter, wherein, modular converter can convert the current signal that acquisition module obtains to standard output electric current.Under normal circumstances, the high side current signal that current signal is 110V that acquisition module obtains, current value is generally 0 10A, is unfavorable for more greatly follow-up display due to current value, so high side current signal is converted to the standard output electric current of current value 4 20mA by the present embodiment.
In the present embodiment, current transformer can also include processing module, concrete, and processing module is for after carrying out signal processing by the current signal in described electric loop, being sent to described acquisition module, described signal processing includes sample of signal, linear amplification, linear photoconductor coupling or circulation and amplifies.
Described display device 102 is connected with described current transformer 101, for being displayed by described standard output electric current.
Display device in the present embodiment is connected with current transformer, and after the standard output electric current input display device in current transformer, display device is displayed.
Wherein, display device can be display, and concrete display device type is unrestricted.
The fundamental diagram of the monitoring system of the electric pneumatic breaking that reference Fig. 2, Fig. 2 provide for the present embodiment, wherein, described fundamental diagram includes relay 201, current transformer 101 and display device 102, and they connections collectively constitute electric loop.Concrete, display device is connected with current transformer, and current transformer acts in electric loop simultaneously, the current conditions of monitor in real time electric loop, in order to differentiate that whether electric pneumatic breaking is working properly.
The all right warning device of system in the present embodiment, described warning device is connected with described display device；
Described warning device for the standard output electric current that shows at described display device less than default threshold value alarm.
Wherein, threshold value can be arranged as required to, and alarm can, when the standard output electric current that display device shows is less than default threshold value, complete to report to the police.Concrete alarm form can send alarm sound for alarm, or alarm flicker alarm lamp etc., concrete alarm form the present embodiment does not limit.
It should be noted that the system of the present embodiment can apply to train.
The monitoring system of the present embodiment electric pneumatic breaking includes current transformer and display device, and current transformer is for monitoring the electric loop of electric pneumatic breaking in real time, to obtain the current signal of electric loop；And converting the current signal of acquisition to standard output electric current, standard output electric current is displayed by display device, in order to be controlled by observing the situation of the standard output electric current of display device.Whether the electric pneumatic breaking function that the monitoring system of the present embodiment can monitor train in real time is normal, gets rid of the potential safety hazard of train in time.
Embodiment two
With reference to the monitoring method flow chart of the electric pneumatic breaking that Fig. 3, Fig. 3 provide for the present embodiment, specifically may include that
Step 301: the electric loop of electric pneumatic breaking monitored in real time by current transformer, to obtain the current signal of described electric loop.
In the present embodiment, the electric loop of electric pneumatic breaking is monitored by current transformer in real time, obtains the current signal of this electric loop.
In practical operation, it is possible to obtain the current signal of this electric loop in real time, it is also possible to obtain once the current signal of this electric loop every prefixed time interval.Concrete, interval can be arranged according to demand.
Step 302: current transformer converts described current signal to standard output electric current.
In the present embodiment, current transformer can convert the current signal of acquisition to standard output electric current, in order to subsequent step is applied.
Wherein, the current signal that current transformer obtains is generally the high side current of current value 0-10A, it usually needs convert the standard output electric current of 4-20mA to.
Step 303: described standard output electric current is displayed by display device.
In the present embodiment, this standard output electric current is displayed by display device, in order to by observing the standard output current value of display, it is judged that electric pneumatic breaking whether normal operation.
In the present embodiment, before step 302, the current signal in described electric loop is carried out signal processing by current transformer in advance, and described signal processing includes sample of signal, linear amplification, linear photoconductor coupling or circulation and amplifies.That is, first current signal in electric loop can be carried out a series of signal processing such as sample of signal, linear amplification, linear photoconductor coupling and circulation amplification by current transformer, obtain the current signal after signal processing, afterwards this current signal is carried out subsequent conversion and display operation.
Meanwhile, when the standard output electric current that described display device shows is less than default threshold value, warning device is reported to the police.Wherein, threshold value can be configured according to demand, when arriving alert if, say, that when the standard output electric current that described display device shows is less than default threshold value, and alarm can pass through to send alarm sound, or alarm flicker alarm lamp is reported to the police.
It should be noted that the method for the present embodiment can apply to train.
In the present embodiment, the electric loop of electric pneumatic breaking monitored in real time by current transformer, to obtain the current signal of described electric loop；Secondly, current transformer converts described current signal to standard output electric current；Finally, described standard output electric current is displayed by display device.Whether the electric pneumatic breaking function that the monitoring method of the present embodiment can monitor train in real time is normal, gets rid of the potential safety hazard of train in time.
For device embodiment, owing to it corresponds essentially to embodiment of the method, so relevant part illustrates referring to the part of embodiment of the method.Device embodiment described above is merely schematic, the wherein said unit illustrated as separating component can be or may not be physically separate, the parts shown as unit can be or may not be physical location, namely may be located at a place, or can also be distributed on multiple NE.Some or all of module therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
It should be noted that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
The monitoring system and method for the electric pneumatic breaking above embodiment of the present invention provided is described in detail, principles of the invention and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, all will change in specific embodiments and applications, in sum, this specification content should not be construed as limitation of the present invention.
Claims (4)
1. the monitoring system of an electric pneumatic breaking, it is characterised in that described system is applied to train, and described system includes: current transformer and display device；
Described current transformer is connected with the electric loop of electric pneumatic breaking；
Described current transformer includes acquisition module and modular converter, and described acquisition module is connected with described modular converter；
Described acquisition module is for monitoring described electric loop in real time, to obtain the current signal of described electric loop；
Described modular converter is for converting described current signal to standard output electric current；
Described display device is connected with described current transformer, for being displayed by described standard output electric current；
Described current transformer also includes:
Processing module, after the current signal in described electric loop is carried out signal processing, is sent to described acquisition module, and described signal processing includes sample of signal, linear amplification, linear photoconductor coupling.
2. system according to claim 1, it is characterised in that described system also includes: warning device, described warning device is connected with described display device；
Described warning device for the standard output electric current that shows at described display device less than default threshold value alarm.
3. the monitoring method of an electric pneumatic breaking, it is characterised in that described method is applied to train, and described method includes:
The electric loop of electric pneumatic breaking monitored in real time by current transformer, to obtain the current signal of described electric loop；
Current transformer converts described current signal to standard output electric current；
Described standard output electric current is displayed by display device；
Described current signal is converted to before standard output electric current by described current transformer, also includes:
Current signal in described electric loop is carried out signal processing by current transformer, and described signal processing includes sample of signal, linear amplification, linear photoconductor coupling.
4. method according to claim 3, it is characterised in that described method also includes:
When the standard output electric current that described display device shows is less than default threshold value, warning device is reported to the police.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310279572.3A CN103332187B (en) | 2013-07-04 | 2013-07-04 | A kind of monitoring system and method for electric pneumatic breaking |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310279572.3A CN103332187B (en) | 2013-07-04 | 2013-07-04 | A kind of monitoring system and method for electric pneumatic breaking |
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| CN103332187A CN103332187A (en) | 2013-10-02 |
| CN103332187B true CN103332187B (en) | 2016-07-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106564516A (en) * | 2016-11-18 | 2017-04-19 | 中车株洲电力机车有限公司 | Motor train unit as well as online monitoring method and system for electric pneumatic function state of train set |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2643370A (en) * | 1951-03-26 | 1953-06-23 | Westinghouse Air Brake Co | Electric circuit checking equipment |
| US4316640A (en) * | 1980-06-13 | 1982-02-23 | Bi-Modal Corporation | Electro pneumatic brake system for railway car |
| CN202282603U (en) * | 2011-09-16 | 2012-06-20 | 苏州创泰电子有限公司 | Digital thermorelay |
| CN202886498U (en) * | 2012-10-19 | 2013-04-17 | 杭州浙宝微电脑技术有限公司 | Load broken line detector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005060225A1 (en) * | 2005-12-16 | 2007-06-21 | Wabco Gmbh | Electro-pneumatic automotive parking brake has automatic throttled compressed air bleed line to the spring energy storage brake cylinder |
| US8000873B2 (en) * | 2008-05-12 | 2011-08-16 | Wabtec Holding Corp. | Braking system |
| CN101323310B (en) * | 2008-07-22 | 2010-12-15 | 南车株洲电力机车有限公司 | Brake control unit for locomotive electro-pneumatic brake |
| CN201646693U (en) * | 2010-03-05 | 2010-11-24 | 上海庞丰机电科技有限公司 | Microcomputer brake control unit with real-time diagnosis |
-
2013
- 2013-07-04 CN CN201310279572.3A patent/CN103332187B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2643370A (en) * | 1951-03-26 | 1953-06-23 | Westinghouse Air Brake Co | Electric circuit checking equipment |
| US4316640A (en) * | 1980-06-13 | 1982-02-23 | Bi-Modal Corporation | Electro pneumatic brake system for railway car |
| CN202282603U (en) * | 2011-09-16 | 2012-06-20 | 苏州创泰电子有限公司 | Digital thermorelay |
| CN202886498U (en) * | 2012-10-19 | 2013-04-17 | 杭州浙宝微电脑技术有限公司 | Load broken line detector |
Non-Patent Citations (1)
| Title |
|---|
| 客车行车安全监测诊断系统研究;陈朝发等;《铁道机车车辆》;20031231;第23卷;第53-56,71页 * |
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Address after: 412001 Tianxin garden in Shi Feng District, Zhuzhou, Hunan Patentee after: CRRC ZHUZHOU LOCOMOTIVE Co.,Ltd. Address before: 412001 Tianxin garden in Shi Feng District, Zhuzhou, Hunan Patentee before: CSR ZHUZHOU ELECTRIC LOCOMOTIVE Co.,Ltd. |
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Effective date of registration: 20220816 Address after: 266000 south side of Xinye road and west side of Herong Road, Qingdao high tech Industrial Development Zone, Qingdao, Shandong Province Patentee after: CRRC Brake System Co.,Ltd. Address before: 412001 Tianxin garden in Shi Feng District, Zhuzhou, Hunan Patentee before: CRRC ZHUZHOU LOCOMOTIVE Co.,Ltd. |
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