CN105209314A - Train control method, and apparatus and system thereof - Google Patents
Train control method, and apparatus and system thereof Download PDFInfo
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- CN105209314A CN105209314A CN201380075800.3A CN201380075800A CN105209314A CN 105209314 A CN105209314 A CN 105209314A CN 201380075800 A CN201380075800 A CN 201380075800A CN 105209314 A CN105209314 A CN 105209314A
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- 238000012545 processing Methods 0.000 claims abstract description 147
- 238000004891 communication Methods 0.000 claims description 121
- 230000006978 adaptation Effects 0.000 claims description 85
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- 230000008569 process Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 17
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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
- B61L27/20—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
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Abstract
A train control method comprises the steps: an onboard processing unit receiving a train control command sent by a ground train control unit, the train control command comprising working condition level information; the onboard processing unit obtaining, according to the working condition level information, a digital value or an analogue value used for controlling a traction/braking unit; and the onboard processing unit controlling the traction/braking unit of the train according to the obtained digital value or an analogue value. The present invention also provides a train onboard processing apparatus and a train control system. The train control method, and apparatus and system of the present invention can effectively improve the operation security of a train control system.
Description
A kind of Train control method and its device and system technical field
The present invention relates to Train Control Technology field, and in particular to a kind of Train control method and its device and system.
Background technology
In European Train Control System ETCS (European Train Control System), define based on mobile authorization（Movement Authority, MA) Train Control pattern.In train traveling process, ground installation transmits mobile authorization MA (also referred to as driving licenses in the document of part to mobile unit）, relevant with MA restricted information and line description information etc..Wherein, MA is authorized in movement 4 includes：Whether the operating range that travels, allow is allowed；The restricted information relevant with MA includes：Guide/shunt the configuration information of section（These information always with corresponding MA-rise send）；Line description information includes：Rate limitation, static velocity curve, intensity gradient curve, axle weight, rate curve, line condition, route adaptability data, permission degenerated area and amended adhesion factor etc.；
Mobile authorization MA is made up of several sections, and the terminal of MA ends section is then MA terminal；Constituting MA each section includes the distance that section length, section effective time and section starting point stop timing locations to section effective time; in addition, MA last section includes last section retention time and last section retention time timing starting position to the distance of last section terminal, dangerous spot information, protection section information；
Mobile unit specifically controls the Pull of train to draw with brakes to control train to advance according to the mobile authorization MA received.
Fig. 1 is train control system information exchange schematic diagram in prior art ETCS, is comprised the following steps that：Step S101:Ground control car unit sends mobile authorization information and gives ground communication adaptation unit；Step S102:The mobile authorization information of reception is issued vehicle-carrying communication adaptation unit by the ground communication adaptation unit by communication network；
Step S103:The mobile authorization information of reception is issued on-board processing unit by the vehicle-carrying communication adaptation unit；
Step S104:The on-board processing unit calculates according to the mobile authorization of reception and obtains operating mode level；Step S105:The on-board processing unit obtains corresponding digital quantity value or analog value according to operating mode level；
Step S106:The digital quantity value or analog value of acquisition are passed to I/O unit by the on-board processing unit；
Step S107:The I/O unit exports digital quantity electronic signal or analog quantity electronic signal according to the digital quantity value or analog value of reception and draws/brake unit to Pull.
In train control system, train operating mode draws operating mode and damped condition including Pull, and Pull draws operating mode and damped condition respectively including multiple levels；Operating mode level is that Pull draws the specific level of operating mode or the specific level of damped condition to represent the Pull gravitation or the brake force grade that apply ON TRAINS, and the size of these power often has the functional relation of determination with train speed.
In the research and practice process to prior art, the inventors found that：The control method based on MA in ETCS systems is extremely complex, the information included in MA is also complicated tediously long, so that message data amount is passed in car-ground communication link is larger by MA, transmission time is longer, easily by the problem of external interference triggers message packet transmission mistake, control car real-time is not high.Therefore, it is necessary to provide a kind of new Train Control scheme.The content of the invention
For in Train control method of the prior art based on mobile authorization, it is larger that MA passes message data amount in car-ground communication link, transmission time is longer, easily by the problem of external interference triggers message packet transmission mistake, control car real-time is not high, the embodiments of the invention provide a kind of Train control method and its device and system.
The embodiments of the invention provide a kind of Train control method, including step：
On-board processing unit receives the control car order that ground control car unit is sent, and operating mode level information is included in the control car order；On-board processing unit is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；On-board processing unit controls the Pull of the train to draw/brake unit according to the digital quantity value or analog value of the acquisition.
On the basis of the above method, further comprise step：Vehicle-carrying communication adaptation unit receives the ground by communication network and controls the control car order that car unit is sent by ground communication adaptation unit；The control car order is passed to the on-board processing unit by the vehicle-carrying communication adaptation unit.
On the basis of the above method, the control car order that the on-board processing unit is received further comprises：Expection time information, the train correspondence that car order is controlled described in the on-board processing unit reception processing are described
It is expected that one or more combinations in the goal pace information at the desired location information at the moment expected moment corresponding with the train.
On the basis of the above method, further comprise step：The on-board processing unit obtains one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；The on-board processing unit obtains one or more combinations in train when car order is controlled described in reception processing current local time information, the train current location information and the train present speed information；One or more of the on-board processing unit in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, which are combined, to be compared, and verifies the validity of the control car order.
On the basis of the above method, further comprise step：When the result of the control car order is effective, the on-board processing unit resets watchdog unit；Or, when the result of the control car order is invalid, the on-board processing Dan Yuan Lost abandon the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, the Pull is drawn/incoming line of brake unit is switched to fixed amount output unit.
On the basis of the above method, further comprise step：One or more combinations of the ground control car unit in the information such as the vehicle data of the train of acquisition, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information, current car-ground communication delay information, current adhesion factor obtain the control car order for the train, and the operating mode level information is included in the control car order；The control car order is passed to ground communication adaptation unit by the ground control car unit；The ground communication adaptation unit issues the control car order vehicle-carrying communication adaptation unit of the train；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit.
On the basis of the above method, further comprise step：The on-board processing unit obtains the digital quantity value or analog value according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value mapping table.
The embodiment of the present invention also provides a kind of train control system, including：Vehicle-carrying communication adaptation unit, for receiving the control car order that ground control car unit is sent by ground communication adaptation unit, includes operating mode level information, the control car order is passed into on-board processing unit in the control car order；On-board processing unit, for receiving the control car order that the ground control car unit is sent, according to the corresponding digital quantity value of the operating mode level information acquisition or analog value, the digital quantity value or analog value are used to control the Pull of the train to draw/brake unit；Pull draws/brake unit, for being drawn according to the digital quantity value or analog value Pull or braking the train；The vehicle-carrying communication adaptation unit, the on-board processing unit and the Pull draw/brake unit peace
On the train.
On the basis of said system, the control car order further comprises：One or more combinations in the goal pace information at the desired location information expected moment corresponding with the train that expection time information, the train corresponding expected moment of car order are controlled described in the on-board processing unit reception processing；
The on-board processing unit, is further used for obtaining one or more combinations in expection time information, desired location information and the goal pace information in the control car order.
On the basis of said system, the on-board processing unit further comprises：Car command information acquiring unit is controlled, for obtaining one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；Local information acquiring unit, one or more combinations when car order is controlled described in reception processing for obtaining in the train current local time information, the train current location information and the train present speed information；Compare authentication unit, combine and be compared for the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, verify the validity of the control car order.
On the basis of said system, further comprise：Watchdog unit, for being reset when the result for controlling car order is effective；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for the Pull to be drawn/incoming line of brake unit is switched to fixed amount output unit；Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, stationary digital amount electronic signal or stent the analog quantity electronic signal is used to control the Pull of the train to draw/brake unit.
Another Train control method of the embodiment of the present invention, including step：Ground controls car unit and passes to ground communication adaptation unit by car order is controlled, and operating mode level information is included in the control car order；The ground communication adaptation unit issues the control car order by communication network the vehicle-carrying communication adaptation unit of train；The vehicle-carrying communication adaptation unit receives the control car order that the ground control car unit is sent；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit；The on-board processing unit receives the control car order that the ground control car unit is sent；The on-board processing unit controls the Pull of the train to draw/brake unit according to the operating mode level information received.
On the basis of the above method, the step on-board processing unit according to the operating mode level information that receives control the Pull draw/brake unit further comprises step：On-board processing unit is used to control the Pull to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；On-board processing unit controls the Pull of the train to draw/brake unit according to the digital quantity value or analog value of the acquisition.
On the basis of the above method, the control car order that the on-board processing unit is received further comprises：
The on-board processing unit receives one or more combinations in the expection time information of the control car order, the goal pace information at the desired location information expected moment corresponding with the train at the train correspondence expected moment.
On the basis of the above method, further comprise step：The on-board processing unit obtains one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；The on-board processing unit obtains one or more combinations in train when car order is controlled described in reception processing current local time information, the train current location information and the train present speed information；One or more of the on-board processing unit in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, which are combined, to be compared, and verifies the validity of the control car order.
On the basis of the above method, further comprise step：When the result of the control car order is effective, the on-board processing unit resets watchdog unit；Or, when the result of the control car order is invalid, the on-board processing Dan Yuan Lost abandon the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, the Pull is drawn/incoming line of brake unit is switched to fixed amount output unit.
On the basis of the above method, further comprise step：One or more combinations of the ground control car unit in the vehicle data of the train of acquisition, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information obtain the control car order for the train, and the operating mode level information is included in the control car order；The control car order is passed to the ground communication adaptation unit by the ground control car unit；The ground communication adaptation unit issues the control car order vehicle-carrying communication adaptation unit of the train；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit.
On the basis of the above method, the step on-board processing unit draws according to operating mode level information acquisition Pull/and the digital quantity value of brake unit or analog value be specially：The on-board processing unit obtains the digital quantity value or analog value according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value mapping table.
The embodiment of the present invention provides a kind of train-installed processing unit again, including：Information acquisition unit, the control car order for being received according to vehicle-carrying communication adaptation unit obtains operating mode level information；Information process unit, for being used to control the Pull of the train to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；Output unit is controlled, controls the Pull of the train to draw/brake unit for the digital quantity value according to the acquisition or analog value.
On the basis of said apparatus, the control car order further comprises：One or more combinations in the goal pace information at the desired location information expected moment corresponding with the train that expection time information, the train corresponding expected moment of car order are controlled described in reception processing；
Described information acquiring unit, is further used for obtaining one or more combinations in expection time information, desired location information and the goal pace information in the control car order.
On the basis of said apparatus, described information acquiring unit further comprises：Car command information acquiring unit is controlled, for obtaining one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；Local information acquiring unit, one or more combinations when car order is controlled described in reception processing for obtaining in the train current local time information, the train current location information and the train present speed information；Compare authentication unit, combine and be compared for the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, verify the validity of the control car order.
On the basis of said apparatus, further comprise：Watchdog unit, for being reset when the result for controlling car order is effective；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for the Pull of the train to be drawn/incoming line of brake unit is switched to fixed amount output unit；Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, stationary digital amount electronic signal or stent the analog quantity electronic signal is used to control Pull to draw/brake unit.
By above-mentioned technical proposal it can be seen that, because the present invention includes the control car order of operating mode level information by the ground control direct dynamical output of car unit, it is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit by operating mode level information acquisition of the on-board processing unit in the control car order, controls the Pull of the train to draw/brake unit according to the digital quantity value of the acquisition or analog value.Because the control car command message comprising operating mode level information is fewer than the information data amount of mobile authorization infomational message in car-ground communication link, transmission time is also short in a communication link, corresponding reduction is triggered the probability of message packet transmission mistake by external interference, also improves the real-time of control car order transmission.
The step of by further increasing control car order validation verification, watchdog unit, switch unit and fixed amount output unit etc., even if ensuring that on-board processing unit does not receive operating mode level information within the predetermined time, the Pull draws/and the stationary digital amount electronic signal that can also be exported according to the fixed amount output unit of brake unit or stent analog quantity electronic signal be controlled（Typically Brake stop）, to ensure that train is safely controllable, so as to meet the principle of the general required fault-safety principle of Train Control, meet the safe need of system
Ask.Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, cylinder will be made to accompanying drawing used in embodiment or description of the prior art below singly to introduce, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, the accompanying drawing of other similar schemes can also be obtained according to these accompanying drawings.Fig. 1 is a kind of train control system information exchange schematic diagram in the prior art；
Fig. 2 is the train control system schematic diagram of the embodiment of the present invention one；
Fig. 3 is the train control system information exchange schematic diagram of the embodiment of the present invention one；
Fig. 4 is the train control system schematic diagram of the embodiment of the present invention two；
Fig. 5 is the on-board processing cell schematics in the embodiment of the present invention two；
Fig. 6 is the train control system information exchange schematic diagram of the embodiment of the present invention two；Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Fig. 2 is the train control system schematic diagram of the embodiment of the present invention one, and the system includes：Ground control car unit 21, ground communication adaptation unit 22, communication network 23, train 20 and track 25, the train 20 further comprise：Vehicle-carrying communication adaptation unit 201, on-board processing unit 202, I/O unit 203 and Pull draw/brake unit 209;The ground control car unit 21 is connected by ground communication adaptation unit 22 with communication network 23, and the control car order comprising operating mode level information is issued vehicle-carrying communication adaptation unit 201 by the ground control car unit 21 by communication network 23;The operating mode level information is that vehicle data of the car unit 21 according to the train is controlled on ground（Such as vehicle mass, length, Pull draw/information such as braking characteristic data）, place current orbit positional information, present speed, the place orbital segment gradient, the speed limit of front track
Information, danger ahead point（Track switch, speed-limit road section starting point, line track end that such as front last vehicle of train, front of advancing are taken over for use not successfully etc.）One or more combinations in the information such as information, current car-ground communication delay information, current adhesion factor, which are calculated, to be obtained.The ground communication adaptation unit 22 is communicated to connect with vehicle-carrying communication adaptation unit 201, and both communication connection modes may be referred to prior art implementation, and the embodiment of the present invention is not specifically limited.The form of the communication network 23 is not limited, can be cable network or wireless network or the two mixed networking, the Content of Communication of ground communication adaptation unit 22 and vehicle-carrying communication adaptation unit 201 is not limited by the form of communication network 23, is defined by that can transmit electronic information automatically.The vehicle-carrying communication adaptation unit 201, on-board processing unit 202, I/O unit 203 and Pull draw/and brake unit 209 is located on the train 20, the vehicle-carrying communication adaptation unit 201 is connected with the on-board processing unit 202, the vehicle-carrying communication adaptation unit 201 is used to receive the control car order for including operating mode level information that ground control car unit 21 is sent, the operating mode level information includes Pull and draws the specific level of operating mode or the specific level of damped condition to represent the Pull gravitation or the brake force grade that apply ON TRAINS, the size of these power often has the functional relation of determination with train speed；Some trains without level Pull using drawing or brakes, and it applies the size of Pull gravitation ON TRAINS or brake force（Also there is determination functional relation between train speed）Adoption rate numerical value（Such as percent value）To represent, reach also includes this equivalently represented mode with foregoing " operating mode level " same control effect, " operating mode level " herein.The control car order is passed to on-board processing unit 202 by the vehicle-carrying communication adaptation unit 201;The operating mode level information acquisition that the on-board processing unit 202 is used in the control car order that is received according to the vehicle-carrying communication adaptation unit 201 is used to control the Pull of the train to draw the/control value of brake unit, and the control value is specially digital quantity value or analog value；The on-board processing unit 202 is connected with I/O unit 203, and the on-board processing unit 202 exports digital quantity value or the corresponding digital quantity electronic signal of analog value or analog quantity electronic signal by the I/O unit 203；The I/O unit 203 draws with Pull/and brake unit 209 is connected, and controls the Pull of the train to draw/brake unit 209 for exporting digital quantity electronic signal or analog quantity electronic signal so that the safe operation on track 25 of train 20.
As described in Figure 3, it includes step to the train control system information exchange schematic diagram of the embodiment of the present invention one：
Step S301:Ground control car unit sends control car order and gives ground communication adaptation unit；Operating mode level information is included in the control car order；
Step S302:The control car order is issued car by the ground communication adaptation unit by communication network
Carry communication adaptation unit；
Step S303:The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit；Step S304:Operating mode level information acquisition of the on-board processing unit in the control car order is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit；Such as " 0001 " or " Γ digital quantity values, or the analog value such as 30 milliamperes or 70 milliamperes of electric current, 1.0 volts or 8.0 volts of voltage, realistic simulation amount span can be determined according to circuit requirement；The digital quantity value or analog value can be transmitted by the message between unit；
Step S305:The digital quantity value or analog value of acquisition are issued I/O unit by the on-board processing unit；
Step S306:The I/O unit by the digital quantity value or analog value of reception be converted to specific digital quantity electronic signal (such as switching value) or analog quantity electronic signal input the train Pull draw/the control input circuit of brake unit to be to control the Pull gravitation or brake force of the train.
In the system and method for embodiment one, ground control car unit 21 according to the vehicle data of the train 20 (such as vehicle mass, length, Pull draw/information such as braking characteristic data）, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point（Track switch, speed-limit road section starting point, line track end that such as front last vehicle of train, front of advancing are taken over for use not successfully etc.）One or more combinations in the information such as information, current car-ground communication delay information, current adhesion factor calculate the operating mode level information for obtaining the control train；The information such as the information such as vehicle data, place track location information, present speed, the place orbital segment gradient, the speed-limiting messages of front track and the danger ahead point information of the train, current car-ground communication delay information, current adhesion factor can be controlled for ground the information that car unit 21 be locally stored, active collection to information or the information that reports of other units, the present embodiment originates to it and is not specifically limited.
The control car order at least includes operating mode level information, the specific digital quantity value of the operating mode level information correspondence or analog value, that is, controls value.Specifically realize that reference scheme is：On-board processing unit 202 is according to operating mode level information, operating mode level information is inquired about to calculate with digital quantity value or analog value mapping table or according to predetermined formula, obtain control Pull and draw/digital quantity value or analog value of brake unit 209, the digital quantity value or analog value are sent to I/O unit 203 by on-board processing unit 202, the digital quantity value or analog value that I/O unit 203 is received are converted to specific digital quantity electronic signal or analog quantity electronic signal input Pull draws the/control input circuit of brake unit 209, Pull draws/and the Pull of brake unit 209 draws/
The change of digital quantity electronic signal or analog quantity electronic signal that on-position is received with its control input circuit and change, the digital quantity electronic signal can be switching value electronic signal, or the analog quantity electronic signal can be adjustable current source or variable voltage source；Control to Pull gravitation/brake force of the train is completed by the change of switching value electronic signal or adjustable current source or variable voltage source electronic signal, for example, curtage increase, Pull gravitation/brake force also increases, vice versa.The mapping table or predetermined formula can be stored in the information acquisition on the local storage medium of on-board processing unit 202 or passing through reception.
The control car order and operating mode level information are generally dynamically sent, and the ground control car unit can repeatedly be sent appropriate control car order by certain time interval, and the time interval can be according to the technological means feature used（Such as information transfer bandwidth, time delay, information transmission reliability）Determined with the factor such as institute patient safe operation requirement, such as the scope from 0.1 second to several seconds, or it is longer than these spans or shorter.
In train control system, train operating mode draws operating mode and damped condition including Pull, and Pull draws operating mode and damped condition respectively including multiple levels；Operating mode level information includes Pull and draws the specific level of operating mode or the specific level of damped condition to represent the Pull gravitation or the brake force grade that apply ON TRAINS, and the size of these power also has the functional relation of determination with train speed；Some trains without level Pull using drawing or brakes, and it applies the size of Pull gravitation ON TRAINS or brake force（Also there is determination functional relation between train speed）Adoption rate numerical value（Such as percent value）To represent, reach also includes this equivalently represented mode with foregoing " operating mode level " same control effect, " operating mode level " herein.
In the system and method for the embodiment of the present invention one, car unit 21 is controlled by controlling the direct dynamical output operating mode level information of car order in ground, and vehicle-mounted adaptation unit 201 is issued by ground communication adaptation unit 22, on-board processing unit 202 is received after the control car order that ground control car unit 21 is sent, operating mode level information acquisition in the control car order is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit, the value by I/O unit 203 be converted to corresponding electronic signal input to Pull draw/the control input circuit of brake unit 209 to be to control Pull to draw the/specific operating mode of brake unit 209.
The embodiment of the present invention one is to control car unit 21 by ground directly to issue operating mode level information, because the control car command message comprising operating mode level information is fewer than the information data amount of mobile authorization infomational message in car-ground communication link, transmission time is also short in a communication link, corresponding reduction is triggered the probability of message packet transmission mistake by external interference, also improves the real-time of control car order transmission.Using the side of the embodiment of the present invention
Case, ground control car unit 21 can directly control the Pull of train to draw and brake, so as to the operation of the multiple trains of more preferable management coordination, the security of lifting system operation.
Fig. 4 is the train control system schematic diagram of the embodiment of the present invention two, and the system includes：Ground control car unit 41, ground communication adaptation unit 42, communication network 43, train 40 and track 45, the train 40 further comprise：Vehicle-carrying communication adaptation unit 401, on-board processing unit 402, I/O unit 403, watchdog unit 405, switch unit 406, fixed amount output unit 407 and Pull draw/brake unit 409;The ground control car unit 41 is connected by ground communication adaptation unit 42 with communication network 43, and the control car order comprising operating mode level information is issued vehicle-carrying communication adaptation unit 401 by the ground control car unit 41 by communication network 43;The operating mode level information is that vehicle data of the car unit 41 according to the train is controlled on ground（Such as vehicle mass, length, Pull draw/information such as braking characteristic data）, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point（Track switch, speed-limit road section starting point, line track end that such as front last vehicle of train, front of advancing are taken over for use not successfully etc.）One or more combinations in the information such as information, current car-ground communication delay information, current adhesion factor, which are calculated, to be obtained.The ground communication adaptation unit 42 is communicated to connect with vehicle-carrying communication adaptation unit 401, and the mode that both communication connection modes may be referred to prior art realizes that the embodiment of the present invention is not specifically limited.The form of the communication network 43 is not limited, can be cable network or wireless network or the two mixed networking, the Content of Communication of ground communication adaptation unit 42 and vehicle-carrying communication adaptation unit 401 is not limited by the form of communication network 43, is defined by that can transmit electronic information automatically.The vehicle-carrying communication adaptation unit 401, on-board processing unit 402, I/O unit 403, watchdog unit 405, switch unit 406, fixed amount output unit 407 and Pull draw/and brake unit 409 is arranged on the train；The vehicle-carrying communication adaptation unit 401 is connected with on-board processing unit 402, the vehicle-carrying communication adaptation unit 401 is used to receive the control car order for including operating mode level information that ground control car unit 41 is sent, the operating mode level information includes Pull and draws the specific level of operating mode or the specific level of damped condition to represent the Pull gravitation or the brake force grade that apply ON TRAINS, and the size of these power often has the functional relation of determination with train speed；Some trains without level Pull using drawing or brakes, and it applies the size of Pull gravitation ON TRAINS or brake force（Also there is determination functional relation between train speed）Adoption rate numerical value（Such as percent value）To represent, reach also includes this equivalently represented mode with foregoing " operating mode level " same control effect, " operating mode level " herein.The control car order is passed to on-board processing unit 402 by the vehicle-carrying communication adaptation unit 401;The operating mode level information acquisition that the on-board processing unit 402 is used in the control car order that is received according to the vehicle-carrying communication adaptation unit 401 is used to control the Pull of the train to draw the/control value of brake unit, the controlled quentity controlled variable
Value is specially digital quantity value or analog value；The on-board processing unit 402 is connected with I/O unit 403, the digital quantity value or analog value are converted to corresponding digital quantity electronic signal or analog quantity electronic signal by the on-board processing unit 402 by the I/O unit 403, and export the digital quantity electronic signal or analog quantity electronic signal；The I/O unit 403 is connected with the first input end of switch unit 406；The fixed amount output unit 407 is connected with the second input of switch unit 406, the control end of the switch unit 406 is connected with the watchdog unit 405, controlled by watchdog unit 405, the output end of the switch unit 406 draws with the Pull/and brake unit 409 is connected, the Pull of the train is controlled to draw/brake unit 409 for exporting digital quantity electronic signal or analog quantity electronic signal so that the safe operation on track 45 of train 40.
Fig. 5 is the on-board processing cell schematics of the embodiment of the present invention two, as shown in figure 5, the on-board processing unit 402 further comprises：Information acquisition unit 420, information process unit 426 and control output unit 427;Described information acquiring unit 420, the control car order for being received according to vehicle-carrying communication adaptation unit obtains operating mode level information；Described information acquiring unit is further used for obtaining one or more combinations in expection time information, desired location information and the goal pace information in the control car order, combined and be compared according to the one or more of the expected time information, the desired location information and the goal pace information described in obtaining reception processing during control car order in the train current local time information, the train current location information and the train present speed information, verify the validity for controlling car order；Described information acquiring unit 420 further comprises：Control car command information acquiring unit 423, local information acquiring unit 424 and compare authentication unit 425;
The control car command information acquiring unit 423, is combined for obtaining the one or more in the expection time information of control car order, the goal pace information at the desired location information expected moment corresponding with the train at the train correspondence expected moment described in the on-board processing unit reception processing included in the control car order by vehicle-carrying communication adaptation unit 401；
The local information acquiring unit 424, one or more combinations when car order is controlled described in reception processing for obtaining in the train current local time information, the train current location information and the train present speed information；
It is described to compare authentication unit 425, combine and be compared for the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, verify having for the control car order
Effect property.Detailed process is, obtain the time deviation absolute value of the expected time information and the current local time information of the train, the time deviation absolute value is compared with the time error window value of permission is determined in advance, if greater than or more than or equal to the time error window value, then it is assumed that the control car order is invalid；Obtain the position deviation absolute value of the desired location information and the train current location information, the position deviation absolute value is compared with the site error window value of permission is determined in advance, if greater than or more than or equal to the site error window value, then it is assumed that the control car order is invalid；Obtain the velocity deviation absolute value of the goal pace information and the train present speed information, the velocity deviation absolute value is compared with the velocity error window value of permission is determined in advance, if greater than or more than or equal to the velocity error window value, then it is assumed that the control car order is invalid；Conversely, then it is assumed that the control car order is effective.Or, it is less than or during less than or equal to the time error window value, site error window value and velocity error window value when the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information combine the result being compared, then it is assumed that the control car order is effective；Conversely, then it is assumed that the control car order is invalid；The time error window value, site error window value and velocity error window value can be local preset value, can also be obtained by other information.Otherwise such as error rate or other modes can also be made to verify the validity of control car order, the present embodiment is repeated no more.
Described information processing unit 426, for the operating mode level information in the control car order, inquire about operating mode level information and digital quantity value or analog value mapping table or calculated according to predetermined formula, obtained for controlling the Pull of the train to draw/digital quantity value or analog value of brake unit 409；
The control output unit 427, the Pull for train described in output control draws/and the digital quantity value of brake unit or analog value give the I/O unit 403；The I/O unit 403 is used to the digital quantity value or analog value be converted to digital quantity electronic signal or analog quantity electronic signal；
When the result of the control car order is effective, the on-board processing unit 402 resets watchdog unit 405, the control car command information acquiring unit 423 obtains operating mode level information in the control car order, and export to described information processing unit 426, described information processing unit 426 is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit 409 according to the operating mode level information acquisition；The digital quantity value or analog value are passed to the control output unit 427 by described information processing unit 426;When the result of the control car order is invalid, the Lost of on-board processing unit 402 abandons the control car order；If the watchdog unit 405 is not reset in the given time, i.e., time-out is not reset, described to see
Then triggering switch unit 406 is acted door dog unit 405, the action draws the Pull/and the incoming line of brake unit 409 is switched to fixed amount output unit 407, the output stationary digital amount electronic signal of fixed amount output unit 407 or stent analog quantity electronic signal, so that the Pull draw/brake unit 409 controls according to stationary digital amount electronic signal or stent analog quantity electronic signal, no longer controlled by the on-board processing unit 402, I/O unit 403 and the fixed amount output unit 407 can only have one in both as the Pull and draw/the input of brake unit 409 i.e. described in any instant；Even if thereby it can be assured that the on-board processing unit 402 does not receive the control car order that effectively the ground control car unit 41 is sent within the predetermined time (includes operating mode level information）, the Pull draws/and the stationary digital amount electronic signal that can also be exported according to the fixed amount output unit 407 of brake unit 409 or stent analog quantity electronic signal be controlled（Usually control train braking parking）, it is ensured that train 40 is safely controllable.It is specially to reset the timer of the watchdog unit 405 that the on-board processing unit 402, which resets watchdog unit 405, so being referred to as the clear watchdog unit 405 of the on-board processing unit 402.
The watchdog unit 405 is usually independent hardware control circuit, and industry is referred to as " Dongle ", or the independent software control procedure for having similar watchdog function.The switch unit 406 is usually hardware switching switch（Such as single-pole double-throw switch (SPDT) or double-point double-throw switch), can also be the digital switch logic of these similar commutator functions.In order to ensure the reliability of system, it is recommended to use hardware control circuit and hardware switching switch.The stationary digital amount electronic signal or stent analog quantity electronic signal that the fixed amount output unit 407 is exported are fixed values, usually the stationary digital amount electronic signal of train 40 described in pre-configured security control or stent analog quantity electronic signal；Using this scheme, when on-board processing unit 402 described within the predetermined time does not have successfully received ground control car unit 41 and sends effective control car order, the triggering switch unit 406 of watchdog unit 405 draws the Pull/and the incoming line of brake unit 409 is switched in the fixation electronic signal that fixed amount output unit 407 is exported（Usually control train braking parking）, to ensure the security control of the train 40.
Draw the Pull when the switch unit 406/incoming line of brake unit 409 is after be switched to fixed amount output unit 407, if the watchdog unit 405 receives the effective control car order for the predetermined quantity that the ground control car unit 41 is sent within the predetermined time, the watchdog unit 405 then trigger the switch unit 406 Pull is drawn/incoming line of brake unit 409 switched back into the electronic signal that the I/O unit 403 is exported, so that the train 40 is controlled the control of car unit 41 by the ground.
The initial position of the switch unit 406 be the Pull is drawn/incoming line of brake unit 409 is connected with fixed amount output unit 407, when the on-board processing unit 402 receive effectively control car order and reset after the triggering of house dog 405 switch unit 406 switches the Pull is drawn/incoming line of brake unit 409 is switched to the I/O unit 403;When the time-out of the house dog 405 is not reset, triggering switch unit 406 draws the Pull/and the incoming line of brake unit 409 switches back into the fixed amount output unit 407.
Fig. 6 is the train control system information exchange schematic diagram of the embodiment of the present invention two, and the Train control method includes step：
Step S601:Ground control car unit sends control car order and gives ground communication adaptation unit, operating mode level information is included in the control car order, and one or more combinations in the expection time information of car order, the goal pace information at the desired location information expected moment corresponding with the train at the train correspondence expected moment are controlled described in on-board processing unit reception processing；
Step S602:The control car order is issued vehicle-carrying communication adaptation unit by the ground communication adaptation unit by communication network；
Step S603:The control car order is passed to the on-board processing unit by the vehicle-carrying communication adaptation unit；
Step S604:The on-board processing unit obtains one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；
Step S605:The on-board processing unit obtains one or more combinations in train when car order is controlled described in reception processing current local time information, the train current location information and the train present speed information；
Step S606:The validity of the on-board processing unit checking control car order；One or more of the on-board processing unit in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, which are combined, to be compared, and verifies the validity of the control car order.When control car order is effective, perform step S607 and S608 and wait next control car order after pending determination time interval; be no, Lost abandons this control car order and waits next control car order after pending determination time interval; step S611 is performed when control car order reaches default condition when Lost is abandoned, the default condition is shown in that S611 is described；
Step S607:The on-board processing unit resets watchdog unit；
Step S608:Operating mode level information acquisition of the on-board processing unit in the control car order
The Pull for being used to control the train draw/digital quantity value or analog value of brake unit, and pass to I/O unit, perform step S609;The digital quantity value or analog value such as " 000 Γ or " Γ digital quantity values, or the analog value such as 30 milliamperes or 70 milliamperes of electric current, 1.0 volts or 8.0 volts of voltage, realistic simulation amount span can be determined according to circuit requirement；The digital quantity value or analog value can pass through the blunt literary message transmission in 4 between unit；
Step S609:The digital quantity value or analog value of reception are converted to specific electronic signal and exported by the I/O unit gives switch unit first input end, performs step S610;
Step S610:The switch unit draws the Pull/and the incoming line of brake unit is connected with I/O unit；The Pull that the digital quantity electronic signal or analog quantity electronic signal input the train via the switch unit draws/brake unit；The Pull draws/and brake unit controls the Pull gravitation or brake force of the train according to the digital quantity electronic signal or analog quantity electronic signal；
Step S611:The watchdog unit causes the watchdog unit time-out not reset and triggers execution step S612 because the on-board processing unit does not receive effectively control car order within the predetermined time;Step S612:The watchdog unit triggers switch unit switching action, the Pull is drawn/incoming line of brake unit is switched to fixed amount output unit and performs step S613;The fixed amount output unit is connected to the second input of the switch unit；
Step S613：The fixed amount output unit exports stationary digital amount electronic signal or stent analog quantity fixed amount output unit to the switch unit, performs step S614;
Step S614:The Pull that the stationary digital amount electronic signal or stent analog quantity electronic signal that the switch unit exports the fixed amount output unit input the train draws/brake unit input circuit；The Pull draws/and brake unit controls the Pull gravitation or brake force of the train according to the stationary digital amount electronic signal or stent analog quantity electronic signal.
In the system and method for embodiment two, ground control car unit 41 according to the vehicle data of the train 40 (such as vehicle mass, length, Pull draw/information such as braking characteristic data）, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point（Track switch, speed-limit road section starting point, line track end that such as front last vehicle of train, front of advancing are taken over for use not successfully etc.）One or more combinations in the information such as information, current car-ground communication delay information, current adhesion factor calculate the operating mode level information for obtaining the control train；The vehicle data of the train, place track location information, speed, the place orbital segment gradient, dangerous spot information, the current vehicle of the speed-limiting messages of front track and front track
The information such as the information such as-ground communication delay information, current adhesion factor can be controlled for ground the information that car unit 41 be locally stored, active collection to information or the information that reports of other units, the present embodiment originates to it and is not specifically limited.
The control car order at least includes operating mode level information, the specific digital quantity value of the operating mode level information correspondence or analog value, that is, controls value.Implementing reference scheme is：On-board processing unit 402 is according to operating mode level information, inquire about operating mode level information and digital quantity value or analog value mapping table, or calculated according to predetermined formula, obtain control Pull and draw/digital quantity value or analog value of brake unit 409, Pull draws/Pull of brake unit 409 draws/change of digital quantity electronic signal or analog quantity electronic signal that is received with its control input circuit of on-position and change, the digital quantity electronic signal can be switching value electronic signal, or the analog quantity electronic signal can be adjustable current source or variable voltage source；Control to Pull gravitation/brake force of the train is completed by the change of switching value electronic signal or adjustable current source or variable voltage source electronic signal, for example, curtage increase, Pull gravitation/brake force also increases, vice versa.The mapping table or predetermined formula can be stored in the information acquisition on the local storage medium of on-board processing list 402 or passing through reception.
The control car order and operating mode level information are generally dynamically sent, and the ground control car unit can repeatedly be sent appropriate control car order by certain time interval, and the time interval can be according to the technological means feature used（Such as information transfer bandwidth, time delay, information transmission reliability）Determined with the factor such as institute patient safe operation requirement, such as the scope from 0.1 second to several seconds, or it is longer than these spans or shorter.
The description of operating mode level information is identical with the corresponding word segment description in the embodiment of the present invention one, no longer repeats here.
The operating mode level information can also individually be sent, and further reduce information content, reduce transmission time in a communication link.
In the system and method for the embodiment of the present invention two, car unit 41 is controlled by controlling the direct dynamical output operating mode level information of car order in ground, vehicle-carrying communication adaptation unit 401 is issued by ground communication adaptation unit 42, on-board processing unit 402 is received after the control car order that vehicle-mounted adaptation unit 401 is sent, it is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition that includes of control car order, the digital quantity value or analog value are converted to the digital switch quantity electronic signal or analog quantity electronic signal of determination by I/O unit 403, these electronic signals through switch unit 406 input to Pull draw/
The control input circuit of brake unit 409 with control Pull draw/brake unit 409 realizes Pull gravitation or the control of brake force to train.The embodiment of the present invention two is to control car unit 41 by ground directly to issue operating mode level information, because the control car command message comprising operating mode level information is fewer than the information data amount of mobile authorization infomational message in car-ground communication link, transmission time is also short in a communication link, corresponding reduction is triggered the probability of message packet transmission mistake by external interference, also improves the real-time of control car order transmission.Using the scheme of the embodiment of the present invention, ground control car unit 41 can directly control the Pull of train to draw and brake, so as to the operation of the multiple trains of more preferable management coordination, the security of lifting system operation.
Further, the step of control car order validation verification is added due to the embodiment of the present invention two, watchdog unit, switch unit and fixed amount output unit etc., even if ensuring that the on-board processing unit 402 does not receive the order of control car or the operating mode level information that the ground control car unit 41 is sent within the predetermined time, the Pull draws/and the stationary digital amount electronic signal that can also be exported according to the fixed amount output unit 407 of brake unit 409 or stent analog quantity electronic signal be controlled, to ensure that train 40 is safely controllable, the security performance of further lifting system.
It should be noted that it is all example during the present invention is implemented that the function of the information exchange, implementation procedure and each unit between each unit in the above method, device and system, which is defined,.
One of ordinary skill in the art will appreciate that all or part of step in above-described embodiment scheme can be by the related hardware of program commander to complete, the program can be stored in a computer-readable recording medium, and storage medium can include：Read-only storage（ROM, Read Only Memory), random access memory（RAM, Random Access Memory), disk or CD etc..
A kind of Train control method and its device and system provided above the embodiment of the present invention, the explanation for having carried out upper embodiment is only intended to the method and its core concept for helping to understand the present invention；Simultaneously for those of ordinary skill in the art, according to the thought of the present invention, it will change in specific embodiments and applications, in summary, this specification content should not be construed as limiting the invention.
Claims (20)
- Claim1st, a kind of Train control method, it is characterised in that including：On-board processing unit receives the control car order that ground control car unit is sent, and operating mode level information is included in the control car order；On-board processing unit is used to control the Pull of the train to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；On-board processing unit controls the Pull of the train to draw/brake unit according to the digital quantity value or analog value of the acquisition.2nd, according to the method described in claim 1, it is characterised in that further comprise step：Vehicle-carrying communication adaptation unit receives the ground by communication network and controls the control car order that car unit is sent by ground communication adaptation unit；The control car order is passed to the on-board processing unit by the vehicle-carrying communication adaptation unit.3rd, according to the method described in claim 1, it is characterised in that：The control car order that the on-board processing unit is received further comprises：One or more combinations in the goal pace information at the desired location information expected moment corresponding with the train that expection time information, the train corresponding expected moment of car order are controlled described in the on-board processing unit reception processing.4th, method according to claim 3, it is characterised in that further comprise step：The on-board processing unit obtains one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；The on-board processing unit obtains one or more combinations in train when car order is controlled described in reception processing current local time information, the train current location information and the train present speed information；One or more of the on-board processing unit in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, which are combined, to be compared, and verifies the validity of the control car order.5th, method according to claim 4, it is characterised in that further comprise step：When the result of the control car order is effective, the on-board processing unit resets house dog list it;OrWhen the result of the control car order is invalid, the on-board processing Dan Yuan Lost abandon the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, the Pull is drawn/incoming line of brake unit is switched to fixed amount output unit. 6th, according to the method described in claim 1, it is characterised in that further comprise step：One or more combinations of the ground control car unit in the information such as the vehicle data of the train of acquisition, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information, current car-ground communication delay information, current adhesion factor obtain the control car order for the train, and the operating mode level information is included in the control car order；The control car order is passed to ground communication adaptation unit by the ground control car unit；The ground communication adaptation unit issues the control car order vehicle-carrying communication adaptation unit of the train；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit.7th, according to the method described in claim 1, it is characterised in that further comprise step：The on-board processing unit obtains the digital quantity value or analog value according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value mapping table.8th, a kind of train control system, it is characterised in that including：Vehicle-carrying communication adaptation unit, for receiving the control car order that ground control car unit is sent by ground communication adaptation unit, includes operating mode level information, the control car order is passed into on-board processing unit in the control car order；On-board processing unit, for receiving the control car order that the ground control car unit is sent, according to the corresponding digital quantity value of the operating mode level information acquisition or analog value, the digital quantity value or analog value are used to control the Pull of the train to draw/brake unit；Pull draws/brake unit, for being drawn according to the digital quantity value or analog value Pull or braking the train；The vehicle-carrying communication adaptation unit, the on-board processing unit and the Pull draw/and brake unit is arranged on the train.9th, system according to claim 8, it is characterised in that：The control car order further comprises：One or more combinations in the goal pace information at the desired location information expected moment corresponding with the train that expection time information, the train corresponding expected moment of car order are controlled described in the on-board processing unit reception processing；The on-board processing unit, is further used for obtaining one or more combinations in expection time information, desired location information and the goal pace information in the control car order.10th, system according to claim 9, it is characterised in that the on-board processing unit further comprises：Control car command information acquiring unit, for obtain it is described control car order in the expected time information, One or more combinations in the desired location information and the goal pace information；Local information acquiring unit, one or more combinations when car order is controlled described in reception processing for obtaining in the train current local time information, the train current location information and the train present speed information；Compare authentication unit, combine and be compared for the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, verify the validity of the control car order.11st, system according to claim 10, it is characterised in that further comprise：Watchdog unit, for being reset when the result for controlling car order is effective；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for the Pull to be drawn/incoming line of brake unit is switched to fixed amount output unit；Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, stationary digital amount electronic signal or stent the analog quantity electronic signal is used to control the Pull of the train to draw/brake unit.12nd, a kind of Train control method, it is characterised in that including：Ground controls car unit and passes to ground communication adaptation unit by car order is controlled, and operating mode level information is included in the control car order；The ground communication adaptation unit issues the control car order by communication network the vehicle-carrying communication adaptation unit of train；The vehicle-carrying communication adaptation unit receives the control car order that the ground control car unit is sent；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit；The on-board processing unit receives the control car order that the ground control car unit is sent；The on-board processing unit controls the Pull of the train to draw/brake unit according to the operating mode level information received.13rd, method according to claim 12, the step on-board processing unit according to the operating mode level information that receives control the Pull draw/brake unit further comprises step：On-board processing unit is used to control the Pull to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；On-board processing unit controls the Pull of the train to draw/brake unit according to the digital quantity value or analog value of the acquisition.14th, method according to claim 13, it is characterised in that： The control car order that the on-board processing unit is received further comprises：The on-board processing unit receives one or more combinations in the expection time information of the control car order, the goal pace information at the desired location information expected moment corresponding with the train at the train correspondence expected moment.15th, method according to claim 14, it is characterised in that further comprise step：The on-board processing unit obtains one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；The on-board processing unit obtains one or more combinations in train when car order is controlled described in reception processing current local time information, the train current location information and the train present speed information；One or more of the on-board processing unit in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, which are combined, to be compared, and verifies the validity of the control car order.16th, method according to claim 15, it is characterised in that further comprise step：When the result of the control car order is effective, the on-board processing unit resets house dog list it;OrWhen the result of the control car order is invalid, the on-board processing Dan Yuan Lost abandon the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, the Pull is drawn/incoming line of brake unit is switched to fixed amount output unit.17th, method according to claim 12, it is characterised in that further comprise step：One or more combinations of the ground control car unit in the vehicle data of the train of acquisition, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information obtain the control car order for the train, and the operating mode level information is included in the control car order；The control car order is passed to the ground communication adaptation unit by the ground control car unit；The ground communication adaptation unit issues the control car order vehicle-carrying communication adaptation unit of the train；The control car order is passed to on-board processing unit by the vehicle-carrying communication adaptation unit.18th, method according to claim 13, the step on-board processing unit draws according to operating mode level information acquisition Pull/and the digital quantity value of brake unit or analog value be specially：The on-board processing unit obtains the digital quantity value or analog value according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value mapping table. 19th, a kind of train-installed processing unit, it is characterised in that including：Information acquisition unit, the control car order for being received according to vehicle-carrying communication adaptation unit obtains operating mode level information；Information process unit, for being used to control the Pull of the train to draw/digital quantity value or analog value of brake unit according to the operating mode level information acquisition；Output unit is controlled, controls the Pull of the train to draw/brake unit for the digital quantity value according to the acquisition or analog value.20th, device according to claim 19, it is characterised in that：The control car order further comprises：One or more combinations in the goal pace information at the desired location information expected moment corresponding with the train that expection time information, the train corresponding expected moment of car order are controlled described in reception processing；Described information acquiring unit, is further used for obtaining one or more combinations in expection time information, desired location information and the goal pace information in the control car order.21st, device according to claim 19, it is characterised in that described information acquiring unit further comprises：Car command information acquiring unit is controlled, for obtaining one or more combinations in the expected time information, the desired location information and the goal pace information in the control car order；Local information acquiring unit, one or more combinations when car order is controlled described in reception processing for obtaining in the train current local time information, the train current location information and the train present speed information；Compare authentication unit, combine and be compared for the one or more in the expected time information, the desired location information and the goal pace information and the train current local time information, the train current location information and the train present speed information, verify the validity of the control car order.22nd, device according to claim 21, it is characterised in that further comprise：Watchdog unit, for being reset when the result for controlling car order is effective；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for the Pull of the train to be drawn/incoming line of brake unit is switched to fixed amount output unit；Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, stationary digital amount electronic signal or stent the analog quantity electronic signal is used to control Pull to draw/brake unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/075606 WO2014183263A1 (en) | 2013-05-14 | 2013-05-14 | Train control method, and apparatus and system thereof |
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| CN105209314A true CN105209314A (en) | 2015-12-30 |
| CN105209314B CN105209314B (en) | 2018-03-16 |
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| CN201380075800.3A Active CN105209314B (en) | 2013-05-14 | 2013-05-14 | A kind of Train control method and its device and system |
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| WO (1) | WO2014183263A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112092866A (en) * | 2020-08-05 | 2020-12-18 | 中车青岛四方机车车辆股份有限公司 | Method and system for controlling train in emergency, electronic device and storage medium |
| CN112590870A (en) * | 2020-12-11 | 2021-04-02 | 交控科技股份有限公司 | Departure method based on virtual annunciator |
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| CN114475709A (en) * | 2021-12-28 | 2022-05-13 | 交控科技股份有限公司 | Suburban railway vehicle-mounted equipment switching method and system |
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Also Published As
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| CN105209314B (en) | 2018-03-16 |
| WO2014183263A1 (en) | 2014-11-20 |
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