CN105329266A - Train starting and braking control method - Google Patents
Train starting and braking control method Download PDFInfo
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- CN105329266A CN105329266A CN201510728664.4A CN201510728664A CN105329266A CN 105329266 A CN105329266 A CN 105329266A CN 201510728664 A CN201510728664 A CN 201510728664A CN 105329266 A CN105329266 A CN 105329266A
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- brake command
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention provides a train starting and braking control method. According to the train starting and braking control method, an emergency braking command is sent to a zone controller by using an integrated monitoring and controlling system and a train is braked by on-board equipment according to the emergency braking command when the emergency braking command is legal. The integrated monitoring and controlling system is used for sending two braking cancelling commands, namely a first braking cancelling command and a second braking cancelling command, to the zone controller to relieve the braking to the train. The emergency braking control on trains on the whole line is realized, the operation step is simple, the time consumption is short, and emergency braking can be applied to the trains on the whole line in time and efficiently in an emergency to ensure traffic safety. Moreover, the braking of the train can be automatically cancelled, the efficiency is high and the accuracy is high.
Description
Technical field
The invention belongs to technical field of rail traffic, more specifically relate to a kind of launch train brake control method.
Background technology
Along with developing rapidly of urban track traffic, communication-based train control system (CBTC) obtains to be applied more and more widely; Meanwhile, train full-automatic unmanned driving technology is increasingly mature, and train driverless operation becomes the development tendency of following subway.
Crewless train is except can effectively reduce because of the artificial origin of driver the impact that dwell time and efficiency of operation bring, shorten running interval, crewless train also can not bring impact because of tired driver, burst disease or other situations to operation simultaneously.
At present, the major equipment that unpiloted CBTC system comprises has: wayside equipment, trackside equipment and mobile unit.Wherein wayside equipment comprises zone controller (ZC), data storage element (DSU), computer interlock (CI), comprehensive monitoring system (TIAS) etc.; Trackside equipment comprises signal, point machine, responser, meter shaft, data communication system (DCS) (DCS) etc.; Mobile unit (VOBC) comprises vehicle-mounted ATO, vehicle-mounted ATP etc.
Utilize the said equipment can realize the driverless operation of train, also along with new problem while that train realizing unpiloted, because train does not have driver's interventional procedure, when generation human accident or unexpected storms, need in circuit during running train apply the emergency brake, rely on prior art cannot timely and effectively to train apply the emergency brake, based on this, need a kind of can from control center to the technical scheme of the long-range apply the emergency brake of all fronts train.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is the emergency braking how realizing crewless train, and cancels emergency braking recovery launch train.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of launch train brake control method, said method comprising the steps of:
Comprehensive monitoring system issues emergency brake command to zone controller, and the legitimacy of described zone controller to described emergency brake command is tested, and when described emergency brake command is legal, the mobile unit to train sends described emergency brake command; The described emergency brake command that described mobile unit receives according to it is braked train;
Comprehensive monitoring system issues the first cancellation brake command to zone controller, described zone controller is tested to the legitimacy that described first cancels brake command, and when described first cancellation brake command is legal, cancel brake command lawful order to described comprehensive monitoring system feedback acknowledgment first; Described comprehensive monitoring system sends second to described zone controller after brake command lawful order is cancelled in described confirmation first and cancels brake command receiving, described zone controller is tested to the legitimacy that described second cancels brake command, and when described second cancellation brake command is legal, the mobile unit to train sends and confirms to cancel brake command; Described mobile unit cancels the braking of brake command cancellation to train according to the described confirmation that it receives;
Wherein, test to comprise to check whether have received emergency brake command before receiving described first mandatum cassatorium to the described first legitimacy cancelling brake command, if receive, described first cancellation brake command is legal.
Preferably, the described legitimacy to described emergency brake command is tested and is comprised the following steps:
Check the legitimacy of the data packet of described emergency brake command;
Check that before receiving described emergency brake command, whether have received described first cancels brake command;
Data packet legal of described emergency brake command, and before described emergency brake command, do not receive described first when cancelling brake command, determine that described emergency brake command is legal.
Preferably, the described legitimacy to described first cancellation brake command is tested further comprising the steps of:
Check the legitimacy of the data packet of described first cancellation brake command;
Whether inspection have received described emergency brake command before receiving described first cancellation brake command;
Cancel the legal of the data packet of brake command described first, and when have received described emergency brake command before receiving described first and cancelling brake command, determine that described first cancellation brake command is legal.
Preferably, described testing to the described second legitimacy cancelling brake command comprises the following steps:
Check the legitimacy of the data packet of described second cancellation brake command;
Check that whether the time gap that described second cancellation brake command and described first cancels brake command is overtime;
Check described second cancel brake command be whether described first cancel brake command repeat send;
The legal of the data packet of brake command is cancelled described second, the time gap that described second cancellation brake command and described first cancels brake command is not overtime, and described second cancel brake command be not described first cancel brake command repeat send time, confirm described second cancel brake command legal.
Preferably, when described emergency brake command is legal, described zone controller periodically sends described emergency brake command to the mobile unit of train.
Preferably, when described second cancellation brake command is legal, described zone controller periodically sends described confirmation to the mobile unit of train and cancels brake command.
Preferably, described method is further comprising the steps of:
When described zone controller restarts, do not send emergency brake command to its train controlled, send to described comprehensive monitoring system and emergency brake command warning is not set.
Preferably, when described emergency brake command is legal, described method also comprises described zone controller and sends confirmation emergency brake command lawful order to described comprehensive monitoring system;
When described emergency brake command is illegal, described method also comprises described zone controller and sends the illegal order of confirmation emergency brake command to described comprehensive monitoring system.
Preferably, when described first cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation first.
Preferably, when described second cancellation brake command is legal, described method also comprises described zone controller and cancels brake command lawful order to described comprehensive monitoring system transmission confirmation second;
When described second cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation second.
(3) beneficial effect
The invention provides a kind of launch train brake control method, this programme can realize controlling the emergency braking of all fronts train, and control step is simple, consuming time short, in case of emergency timely and effectively to all fronts train apply the emergency brake, traffic safety can guaranteed.And the braking can automatically cancelled train, efficiency is high, and accuracy is high, can be widely used in the track traffics such as subway, strengthens the management and control to all fronts train.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the diagram of circuit of launch train brake control method of the present invention;
Fig. 2 is launch train method flow diagram in the present invention;
Fig. 3 is train brake control method in the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.
A kind of launch train brake control method, as shown in Figure 1, said method comprising the steps of:
S1, comprehensive monitoring system issue emergency brake command to zone controller, and the legitimacy of described zone controller to described emergency brake command is tested, and when described emergency brake command is legal, the mobile unit to train sends described emergency brake command; The described emergency brake command that described mobile unit receives according to it is braked train;
S2, comprehensive monitoring system issue the first cancellation brake command to zone controller, described zone controller is tested to the legitimacy that described first cancels brake command, and when described first cancellation brake command is legal, cancel brake command lawful order to described comprehensive monitoring system feedback acknowledgment first; Described comprehensive monitoring system sends second to described zone controller after brake command lawful order is cancelled in described confirmation first and cancels brake command receiving, described zone controller is tested to the legitimacy that described second cancels brake command, and when described second cancellation brake command is legal, the mobile unit to train sends and confirms to cancel brake command; Described mobile unit cancels the braking of brake command cancellation to train according to the described confirmation that it receives;
Wherein, test to comprise to check whether have received emergency brake command before receiving described first mandatum cassatorium to the described first legitimacy cancelling brake command, if receive, described first cancellation brake command is legal.
Further, when described emergency brake command is legal, described zone controller periodically sends described emergency brake command to the mobile unit of train.When described second cancellation brake command is legal, described zone controller periodically sends described confirmation to the mobile unit of train and cancels brake command.By emergency brake command and brake command can be cancelled with regarding a period of state as to train transmission, after train receives status command, corresponding operation can be performed according to status command.
Wherein above-mentioned emergency brake command, first is cancelled brake command and second and is cancelled brake command by manually inputting to comprehensive monitoring system.
This programme can realize controlling the emergency braking of all fronts train, and control step is simple, consuming time short, in case of emergency timely and effectively to all fronts train apply the emergency brake, can guarantee traffic safety.And automatically can cancel braking, efficiency is high, and accuracy is high, can be widely used in the track traffics such as subway, strengthens the management and control to all fronts train.
When described emergency brake command is legal, described method also comprises described zone controller and sends confirmation emergency brake command lawful order to described comprehensive monitoring system; When described emergency brake command is illegal, described method also comprises described zone controller and sends the illegal order of confirmation emergency brake command to described comprehensive monitoring system.When described emergency brake command is illegal, train can not carry out brake operating.
When described first cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation first.Comprehensive monitoring system receives when brake command illegal order is cancelled in confirmation first can not send the second cancellation brake command to zone controller, but resends the first cancellation brake command.
When described second cancellation brake command is legal, described method also comprises described zone controller and cancels brake command lawful order to described comprehensive monitoring system transmission confirmation second; When described second cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation second.And second cancel brake command illegal time train can not cancel braking, continue to keep braking mode, simultaneously comprehensive monitoring system receives confirmation second when cancelling the illegal order of brake command, can resend the first cancellation brake command.
Wherein first cancels brake command and second to cancel brake command is two different orders, when zone controller only receives the second cancellation brake command after receiving the first cancellation brake command, just can cancel braking, ensure that the safety of braking cancelled by train.
Further, the described legitimacy to described emergency brake command is tested and is comprised the following steps:
Check the legitimacy of the data packet of described emergency brake command;
Check the legitimacy of the data packet of described emergency brake command;
Check that before receiving described emergency brake command, whether have received described first cancels brake command;
Data packet legal of described emergency brake command, and before described emergency brake command, do not receive described first when cancelling brake command, determine that described emergency brake command is legal.
The inspection of the legitimacy of emergency brake command further be ensure that to the particularity of train emergency braking, ensure that the safety of train operation.
Further, the described legitimacy to described first cancellation brake command is tested further comprising the steps of:
Check the legitimacy of the data packet of described first cancellation brake command;
Whether inspection have received described emergency brake command before receiving described first cancellation brake command;
Cancel the legal of the data packet of brake command described first, and when have received described emergency brake command before receiving described first and cancelling brake command, determine that described first cancellation brake command is legal.
Further, described testing to the described second legitimacy cancelling brake command comprises the following steps:
Check the legitimacy of the data packet of described second cancellation brake command;
Check that whether the time gap that described second cancellation brake command and described first cancels brake command is overtime;
Check described second cancel brake command be whether described first cancel brake command repeat send;
The legal of the data packet of brake command is cancelled described second, the time gap that described second cancellation brake command and described first cancels brake command is not overtime, and described second cancel brake command be not described first cancel brake command repeat send time, confirm described second cancel brake command legal.
The safety cancelling braking is further ensured to the first inspection cancelling the legitimacy of brake command and the second cancellation brake command, cancels braking for the automation realizing train and provide safety control.Adopt transmission to cancel the braking mode that brake command could cancel train for twice, also ensured that the safety of braking cancelled by train.
Further, described method is further comprising the steps of:
When described zone controller restarts, do not send emergency brake command to its train controlled, send to described comprehensive monitoring system and emergency brake command warning is not set.
Zone controller is after arranging emergency brake command success, and zone controller is delayed machine; After restarting, zone controller cannot preserve before emergency brake command, give tacit consent to concentration zones that this zone controller controls without emergency brake command, send to the train of again upgrading without emergency brake command; Now, the time does not arrange warning to comprehensive monitoring system transmission emergency brake command to zone controller according to the rules, and comprehensive monitoring system resets emergency brake command by interface display reminding user.
Be described below in conjunction with specific embodiment.
As shown in Figure 2, the emergency braking of train is comprised the following steps:
1, user assigns emergency brake command completely by the interface of comprehensive monitoring system TIAS, and TIAS issues this order to all zone controller ZC completely;
2, after zone controller ZC receives all fronts emergency brake command, check its legitimacy: if legal, store this order, and arrange successfully to TIAS reply; Otherwise, reply unsuccessfully to TIAS;
3, the zone controller ZC cycle is to all CBTC train transmission emergency brake command controlled by one's respective area controller;
4, the emergency brake command of mobile unit VOBC execution area controller ZC transmission, until can alleviate after receiving the cancellation brake command (namely confirming to cancel brake command) of zone controller.
As shown in Figure 3, cancel braking to train to comprise the following steps:
1, user assigns the first cancellation brake command cancelling emergency braking completely by TIAS interface, and TIAS issues this order to all ZC completely;
2, ZC receives the first cancellation brake command, checks its legitimacy: if legal, stores this order, and confirms first successfully to TIAS reply, waits for that second cancels brake command; Otherwise, reply to TIAS and confirm failure first;
3, in specific time, ZC receives second of the cancellation all fronts emergency braking that TIAS sends and cancels brake command, checks its legitimacy: if legal, cancels the emergency brake command of this ZC concentration zones, send reaffirm successfully to TIAS; Otherwise, reply to TIAS and reaffirm failure, keep the emergency brake command of this ZC concentration zones;
4, the ZC cycle is to all CBTC train transmission cancellation brake commands (namely confirming to cancel brake command) controlled by this ZC;
5, VOBC performs the cancellation brake command that ZC sends, and enters normal traveling.
The step secondary of above-mentioned cancellation train braking cancels the mode confirmed, guarantees the correctness that order issues.
In practical engineering application, this programme can realize control center and control the emergency braking of all fronts train, and control step is simple, consuming time short, in case of emergency timely and effectively to all fronts train apply the emergency brake, can guarantee traffic safety.The present invention can be widely used in the track traffics such as subway, and strengthen control center to the management and control of all fronts train, application prospect is extensive.
Above embodiment is only for illustration of the present invention, but not limitation of the present invention.Although with reference to embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, various combination, amendment or equivalent replacement are carried out to technical scheme of the present invention, do not depart from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of right of the present invention.
Claims (10)
1. a launch train brake control method, is characterized in that, said method comprising the steps of:
Comprehensive monitoring system issues emergency brake command to zone controller, and the legitimacy of described zone controller to described emergency brake command is tested, and when described emergency brake command is legal, the mobile unit to train sends described emergency brake command; The described emergency brake command that described mobile unit receives according to it is braked train;
Comprehensive monitoring system issues the first cancellation brake command to zone controller, described zone controller is tested to the legitimacy that described first cancels brake command, and when described first cancellation brake command is legal, cancel brake command lawful order to described comprehensive monitoring system feedback acknowledgment first; Described comprehensive monitoring system sends second to described zone controller after brake command lawful order is cancelled in described confirmation first and cancels brake command receiving, described zone controller is tested to the legitimacy that described second cancels brake command, and when described second cancellation brake command is legal, the mobile unit to train sends and confirms to cancel brake command; Described mobile unit cancels the braking of brake command cancellation to train according to the described confirmation that it receives;
Wherein, test to comprise checking whether have received emergency brake command before receiving described first cancellation brake command to the described first legitimacy cancelling brake command, if receive, described first cancellation brake command is legal.
2. method according to claim 1, is characterized in that, the described legitimacy to described emergency brake command is tested and comprised the following steps:
Check the legitimacy of the data packet of described emergency brake command;
Check that before receiving described emergency brake command, whether have received described first cancels brake command;
Data packet legal of described emergency brake command, and before described emergency brake command, do not receive described first when cancelling brake command, determine that described emergency brake command is legal.
3. method according to claim 1, is characterized in that, the described legitimacy to described first cancellation brake command is tested further comprising the steps of:
Check the legitimacy of the data packet of described first cancellation brake command;
Whether inspection have received described emergency brake command before receiving described first cancellation brake command;
Cancel the legal of the data packet of brake command described first, and when have received described emergency brake command before receiving described first and cancelling brake command, determine that described first cancellation brake command is legal.
4. method according to claim 1, is characterized in that, described testing to the described second legitimacy cancelling brake command comprises the following steps:
Check the legitimacy of the data packet of described second cancellation brake command;
Check that whether the time gap that described second cancellation brake command and described first cancels brake command is overtime;
Check described second cancel brake command be whether described first cancel brake command repeat send;
The legal of the data packet of brake command is cancelled described second, the time gap that described second cancellation brake command and described first cancels brake command is not overtime, and described second cancel brake command be not described first cancel brake command repeat send time, confirm described second cancel brake command legal.
5. method according to claim 1, is characterized in that, when described emergency brake command is legal, described zone controller periodically sends described emergency brake command to the mobile unit of train.
6. method according to claim 1, is characterized in that, when described second cancellation brake command is legal, described zone controller periodically sends described confirmation to the mobile unit of train and cancels brake command.
7. method according to claim 1, is characterized in that, described method is further comprising the steps of:
When described zone controller restarts, do not send emergency brake command to its train controlled, send to described comprehensive monitoring system and emergency brake command warning is not set.
8. method according to claim 1, is characterized in that, when described emergency brake command is legal, described method also comprises described zone controller and sends confirmation emergency brake command lawful order to described comprehensive monitoring system;
When described emergency brake command is illegal, described method also comprises described zone controller and sends the illegal order of confirmation emergency brake command to described comprehensive monitoring system.
9. method according to claim 1, is characterized in that, when described first cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation first.
10. method according to claim 1, is characterized in that, when described second cancellation brake command is legal, described method also comprises described zone controller and cancels brake command lawful order to described comprehensive monitoring system transmission confirmation second;
When described second cancellation brake command is illegal, described method also comprises described zone controller and cancels the illegal order of brake command to described comprehensive monitoring system transmission confirmation second.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510728664.4A CN105329266B (en) | 2015-10-30 | 2015-10-30 | Launch train brake control method |
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| CN201510728664.4A CN105329266B (en) | 2015-10-30 | 2015-10-30 | Launch train brake control method |
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| CN105329266A true CN105329266A (en) | 2016-02-17 |
| CN105329266B CN105329266B (en) | 2017-01-04 |
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| CN110214108A (en) * | 2017-01-17 | 2019-09-06 | 西门子交通有限公司 | It is used for transmission the method and railway component of message |
| US20220274580A1 (en) * | 2019-08-08 | 2022-09-01 | Mitsubishi Electric Corporation | Brake control system, onboard device control system, brake control method, and onboard device control method |
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| Publication number | Publication date |
|---|---|
| CN105329266B (en) | 2017-01-04 |
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Address after: 100070 Beijing science and Technology Park of Fengtai District Seahawks 6 School Road, No. 2, No. 3 international headquarters building Applicant after: TRAFFIC CONTROL TECHNOLOGY Co.,Ltd. Address before: 100070 Beijing science and Technology Park of Fengtai District Seahawks 6 School Road, No. 2, No. 3 international headquarters building Applicant before: Beijing Traffic Control Technology Co., Ltd. |
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