CN103481783A - Method for controlling high-voltage system of motor train unit - Google Patents
Method for controlling high-voltage system of motor train unit Download PDFInfo
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- CN103481783A CN103481783A CN201310440230.5A CN201310440230A CN103481783A CN 103481783 A CN103481783 A CN 103481783A CN 201310440230 A CN201310440230 A CN 201310440230A CN 103481783 A CN103481783 A CN 103481783A
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Abstract
A method for controlling a high-voltage system of a motor train unit comprises the steps of performing pantograph lifting and descending control by judging whether the pantograph lifting conditions are met or not, lifting a pantograph if the conditions are met, and automatically giving a pantograph descending instruction if the conditions are not met; judging whether the closing conditions of a main circuit breaker are met or not under the condition that the pantograph is lifted, closing the main circuit breaker if the conditions are met and giving a main circuit breaker opening instruction if the conditions are not met; judging whether a traction transformer is blocked and cut off or not after the main circuit breaker is closed, giving the main circuit breaker opening instruction if the traction transformer is blocked and cut off, and starting a load if the traction transformer is not blocked and cut off; judging whether the main circuit breaker is opened or not after the main circuit breaker opening instruction is given, performing manual pantograph descending if the main circuit breaker is opened, and performing automatic pantograph descending if the main circuit breaker is not opened. By means of the method for controlling the high-voltage system of the motor train unit, the train operation can be effectively controlled, the automatic pantograph descending is greatly avoided, the time delay situation of a large number of trains is effectively relieved, and the train operation order is ensured as far as possible.
Description
Technical field
The present invention relates to guideway vehicle high-pressure system control method.
Background technology
Continuous expansion along with the railway speed increase scope; train speed improves, and tractive output increases, and train detection feedback corner is more and more; the enforcement guard method becomes increasingly complex, and causes the improper normal running order that will have a strong impact on train of an error detection or control method.(comprise high ferro) at present in motor train unit train, high pressure control comprises the control of pantograph, line circuit breaker, traction transformer.Usually the final control of line circuit breaker and traction transformer is controlled relevant to pantograph.Train is in operational process, if there is traction transformer faults, block, existing control method will automatic bow-lowering, whether train needs parking checking pantograph or power supply netting twine (contact system) to damage, will cause the large tracts of land Train delay at large conveying quantity, traffic coverage that density is high, have a strong impact on the China railways running order.
Summary of the invention
The purpose of this invention is to provide a kind of motor train unit high-pressure system control method, can more effective control train operation, greatly avoided the automatic bow-lowering situation, effectively alleviate the large tracts of land Train delay, guarantee the railway operation order as far as possible.
For achieving the above object, the invention provides a kind of motor train unit high-pressure system control method, it is characterized in that
Comprise the steps:
1. by judging whether that possessing pantograph rise condition carries out the rise of pantograph and fall control, if satisfy the requirements rise pantograph, if do not satisfy the requirements provide the automatic bow-lowering order;
2. in the situation that pantograph rises, judge whether to possess closed line circuit breaker condition, if possess the line circuit breaker closure, if do not possess the line circuit breaker of providing, do not open order;
3. judge after the line circuit breaker closure whether traction transformer blocks excision, if traction transformer blocks excision provides line circuit breaker, open order, excise the load startup if block;
4. provide after line circuit breaker is opened order to judge whether line circuit breaker is opened, if open manually fall bow, otherwise automatic bow-lowering.
Described pantograph rises the bow condition: detect, control unit is working properly; The air pressure of pantograph rising bow gas circuit is greater than 4.5bar; Train is not in the external source pattern; Pantograph is not in the excision state; High voltage ground switch is not in the ground connection position; Manually rising bow request.
Described closed line circuit breaker condition is: pantograph rises state; The net positive pressure is normal; Detect, control unit is working properly; High voltage ground switch is not in the ground connection position; The air pressure of the closed gas circuit of line circuit breaker is greater than 5.0bar.
Described traction transformer service conditions is: oil stream fault do not occur; The overcurrent protection of former limit does not appear; Former limit differential protection does not appear; Former limit no-load protection does not appear; Do not occur that transformer oil level hangs down situation; The high situation of voltage transformer oil pressure does not appear; The high situation of temperature of oil in transformer does not appear; Detect, control unit is working properly; The multiple limit overcurrent protection of voltage transformer does not appear.
The present invention controls train from system perspective, but not considers from single parts angle, and when single parts break down, control method can be controlled from the comprehensive judgement of system perspective.When single parts traction transformer faults blocks, control method needs the state of comprehensive detection line circuit breaker to be controlled, control policy manually falls bow again for first opening line circuit breaker, if open the line circuit breaker order and actual not opening selected automatic bow-lowering again in the situation that provide, thereby more effective control train operation, greatly avoid the automatic bow-lowering situation, effectively alleviated the large tracts of land Train delay, guaranteed the railway operation order as far as possible.
The accompanying drawing explanation
Fig. 1 is that high-pressure system is controlled overview flow chart.
The specific embodiment
With reference to accompanying drawing 1, high pressure control method of the present invention is divided into high pressure control: pantograph control module, control of main circuit breaker module, traction transformer are controlled and are comprehensively judged 4 modules.Intermodule defines control and the feedback information of mutual exchange, and the system that can be used as like this integral body is considered and implements corresponding control policy, reaches rational control high-pressure system equipment.The high pressure control method concrete steps of the invention process embodiment are as follows:
1. judge by the pantograph control module whether pantograph possesses the rising bow condition, the rise pantograph satisfies the requirements, if do not possess the rising bow condition provide the automatic bow-lowering order, or in the situation that provide that line circuit breaker is opened order and actual line circuit breaker is not opened and provided the automatic bow-lowering order yet;
The rising bow condition is:
(1) detect, control unit is working properly
(2) air pressure of pantograph rising bow gas circuit is greater than 4.5bar
(3) train is not in the external source pattern
(4) pantograph is not in the excision state
(5) high voltage ground switch is not in the ground connection position
(6) manually rising bow request.
2. judge by master's control module that opens circuit whether line circuit breaker possesses closure condition, the closed line circuit breaker that satisfies the requirements, if do not possess the line circuit breaker of opening;
Closed line circuit breaker condition is:
(1) pantograph rises state
(2) the net positive pressure is normal
(3) detect, control unit is working properly
(4) high voltage ground switch is not in the ground connection position
(5) air pressure of the closed gas circuit of line circuit breaker is greater than 5.0bar.
3. judge by the traction transformer control module whether traction transformer possesses service conditions, the input that satisfies the requirements loaded work piece, do not block excision if do not possess traction transformer;
The traction transformer service conditions is:
(1) oil stream fault does not appear
(2) overcurrent protection of former limit does not appear
(3) former limit differential protection does not appear
(4) former limit no-load protection does not appear
(5) do not occur that transformer oil level hangs down situation
(6) the high situation of voltage transformer oil pressure does not appear
(7) the high situation of temperature of oil in transformer does not appear
(8) detect, control unit is working properly
(9) the multiple limit overcurrent protection of voltage transformer does not appear.
4. judge that by comprehensive control module judges whether traction transformer blocks excision, if blocking excision, traction transformer do not drop into loaded work piece, if blocking excision need to provide line circuit breaker, traction transformer opens order, and do not need directly to provide the automatic bow-lowering order, need to judge the line circuit breaker state providing after line circuit breaker is opened order, if opening successfully, line circuit breaker selects manually to fall bow, do not need Train Stopping, if line circuit breaker is opened failure, provide the automatic bow-lowering order.
Claims (4)
1. a motor train unit high-pressure system control method, is characterized in that comprising the steps:
(1) by judging whether that possessing pantograph rise condition carries out the rise of pantograph and fall control, if satisfy the requirements rise pantograph, if do not satisfy the requirements provide the automatic bow-lowering order;
(2) in the situation that pantograph rises, judge whether to possess closed line circuit breaker condition, if possess the line circuit breaker closure, if do not possess the line circuit breaker of providing, do not open order;
(3) judge after the line circuit breaker closure whether traction transformer blocks excision, if traction transformer blocks excision provides line circuit breaker, open order, excise the load startup if block;
(4) provide after line circuit breaker is opened order to judge whether line circuit breaker is opened, if open manually fall bow, otherwise automatic bow-lowering.
2. motor train unit high-pressure system control method according to claim 1, it is characterized in that: described pantograph rise condition is: detect, control unit is working properly; The air pressure of pantograph rising bow gas circuit is greater than 4.5bar; Train is not in the external source pattern; Pantograph is not in the excision state; High voltage ground switch is not in the ground connection position; Manually rising bow request.
3. motor train unit high-pressure system control method according to claim 1, it is characterized in that: described closed line circuit breaker condition is: pantograph rises state; The net positive pressure is normal; Detect, control unit is working properly; High voltage ground switch is not in the ground connection position; The air pressure of the closed gas circuit of line circuit breaker is greater than 5.0bar.
4. motor train unit high-pressure system control method according to claim 1, it is characterized in that: described traction transformer service conditions is: oil stream fault occurs; The overcurrent protection of former limit does not appear; Former limit differential protection does not appear; Former limit no-load protection does not appear; Do not occur that transformer oil level hangs down situation; The high situation of voltage transformer oil pressure does not appear; The high situation of temperature of oil in transformer does not appear; Detect, control unit is working properly; The multiple limit overcurrent protection of voltage transformer does not appear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310440230.5A CN103481783A (en) | 2013-09-25 | 2013-09-25 | Method for controlling high-voltage system of motor train unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310440230.5A CN103481783A (en) | 2013-09-25 | 2013-09-25 | Method for controlling high-voltage system of motor train unit |
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| CN103481783A true CN103481783A (en) | 2014-01-01 |
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| CN201310440230.5A Pending CN103481783A (en) | 2013-09-25 | 2013-09-25 | Method for controlling high-voltage system of motor train unit |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346397A (en) * | 2015-11-28 | 2016-02-24 | 中国北车集团大连机车车辆有限公司 | High voltage isolating switch with delayed disconnecting function |
| CN106080208A (en) * | 2016-07-11 | 2016-11-09 | 安庆新景技电子科技有限公司 | Vehicle high-voltage isolation control circuit |
| CN108773301A (en) * | 2018-06-13 | 2018-11-09 | 株洲时代电子技术有限公司 | A kind of contact net power supply high-pressure system control method and its application |
| CN108773300A (en) * | 2018-06-13 | 2018-11-09 | 株洲时代电子技术有限公司 | A kind of contact net power supply high-pressure system and its application |
| CN108790956A (en) * | 2018-05-29 | 2018-11-13 | 中国铁道科学研究院集团有限公司 | A kind of double-current system train crosses phase-separating section period control method |
| CN109383560A (en) * | 2017-08-14 | 2019-02-26 | 株洲中车时代电气股份有限公司 | A kind of train high-tension apparatus control method and system |
| CN110435432A (en) * | 2019-08-01 | 2019-11-12 | 中车青岛四方车辆研究所有限公司 | Pantograph rising bow control system and method |
| CN113682144A (en) * | 2021-09-08 | 2021-11-23 | 中车青岛四方机车车辆股份有限公司 | Full-automatic pantograph lifting and closing master-slave-master-slave control method and system for train and railway vehicle |
-
2013
- 2013-09-25 CN CN201310440230.5A patent/CN103481783A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346397A (en) * | 2015-11-28 | 2016-02-24 | 中国北车集团大连机车车辆有限公司 | High voltage isolating switch with delayed disconnecting function |
| CN106080208A (en) * | 2016-07-11 | 2016-11-09 | 安庆新景技电子科技有限公司 | Vehicle high-voltage isolation control circuit |
| CN109383560A (en) * | 2017-08-14 | 2019-02-26 | 株洲中车时代电气股份有限公司 | A kind of train high-tension apparatus control method and system |
| CN108790956A (en) * | 2018-05-29 | 2018-11-13 | 中国铁道科学研究院集团有限公司 | A kind of double-current system train crosses phase-separating section period control method |
| CN108773301A (en) * | 2018-06-13 | 2018-11-09 | 株洲时代电子技术有限公司 | A kind of contact net power supply high-pressure system control method and its application |
| CN108773300A (en) * | 2018-06-13 | 2018-11-09 | 株洲时代电子技术有限公司 | A kind of contact net power supply high-pressure system and its application |
| CN108773300B (en) * | 2018-06-13 | 2021-09-10 | 株洲时代电子技术有限公司 | High-voltage system of power supply of contact network and application thereof |
| CN108773301B (en) * | 2018-06-13 | 2021-09-21 | 株洲时代电子技术有限公司 | Control method and application of high-voltage system of power supply of contact network |
| CN110435432A (en) * | 2019-08-01 | 2019-11-12 | 中车青岛四方车辆研究所有限公司 | Pantograph rising bow control system and method |
| CN113682144A (en) * | 2021-09-08 | 2021-11-23 | 中车青岛四方机车车辆股份有限公司 | Full-automatic pantograph lifting and closing master-slave-master-slave control method and system for train and railway vehicle |
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Application publication date: 20140101 |