CN105209314B - A kind of Train control method and its device and system - Google Patents

A kind of Train control method and its device and system Download PDF

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Publication number
CN105209314B
CN105209314B CN201380075800.3A CN201380075800A CN105209314B CN 105209314 B CN105209314 B CN 105209314B CN 201380075800 A CN201380075800 A CN 201380075800A CN 105209314 B CN105209314 B CN 105209314B
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unit
information
train
control car
car order
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CN105209314A (en
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侯满仓
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COORDINATE-SYSTEM TRANSPORTATION TECHNOLOGIES Co Ltd
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COORDINATE-SYSTEM TRANSPORTATION TECHNOLOGIES Co Ltd
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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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

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 for the digital quantity value or analog value for the traction/brake unit for controlling the train according to the operating mode level information acquisition；On-board processing unit controls traction/brake unit of the train according to the digital quantity value or analog value of the acquisition.Present invention also offers a kind of train-installed processing unit and train control system.The Train control method of the present invention, apparatus and system can effectively lift the security of train control system operation.

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 shifting The dynamic Train Control pattern for authorizing (Movement Authority, MA).In train traveling process, ground installation is set to vehicle-mounted Standby transmission mobile authorization MA (also referred to as driving license in the document of part), the restricted information relevant with MA and line description information etc.. Wherein, mobile authorization MA includes：Whether the operating range that travels, allow is allowed；The restricted information relevant with MA includes：Guiding/ Shunt the configuration information of section (these information are always sent with together with corresponding MA)；Line description information includes：Rate limitation, Static velocity curve, intensity gradient curve, axle weight, rate curve, line condition, route adaptability data, allow degenerated area and to repair Adhesion factor after changing etc.；
Mobile authorization MA is made up of several sections, and the terminal of MA ends section is then MA terminal；Form MA each area 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 include distance to last section terminal of last section retention time and last section retention time timing starting position, danger Point information, protection section information；
Mobile unit specifically controls traction and the brakes of train to control train according to the mobile authorization MA received Advance.
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 ground communication adaptation unit issues the mobile authorization information of reception by communication network vehicle-mounted Communication adaptation unit；
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 digital quantity value or analog value according to corresponding to obtaining operating mode level；
Step S106：The digital quantity value of acquisition or analog value are passed to input/output list by the on-board processing unit Member；
Step S107：The I/O unit exports digital quantity electronics according to the digital quantity value or analog value of reception Signal or analog quantity electronic signal are to traction/brake unit.
In train control system, train operating mode includes traction working condition and damped condition, and traction working condition and damped condition Include multiple levels respectively again；Operating mode level is applied for the specific level of the specific level or damped condition of traction working condition with representing Tractive force ON TRAINS or brake force grade, the size of these power often have the functional relation of determination with train speed.
In the research and practice process to prior art, the inventors found that：In ETCS systems based on MA Control method it is extremely complex, the information included in MA is also complicated tediously long so that MA passes message number in car-ground communication link Larger according to measuring, transmission time is longer, is easily triggered the problem of message packet transmits mistake, control car real-time is not high by external interference. 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, MA passes message in car-ground communication link Data volume is larger, and transmission time is longer, and easily being triggered message packet transmission mistake, control by external interference, car real-time is not high asks Topic, 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 is included in the control car order Information；On-board processing unit is used for the number for the traction/brake unit for controlling the train according to the operating mode level information acquisition Word value or analog value；On-board processing unit controls leading for the train according to the digital quantity value or analog value of the acquisition Draw/brake unit.
On the basis of the above method, further comprise step：Described in vehicle-carrying communication adaptation unit is received by communication network The control car order that ground control car unit is sent by ground communication adaptation unit；The vehicle-carrying communication adaptation unit is by described in Control car order passes to the on-board processing unit.
On the basis of the above method, the control car order that the on-board processing unit receives further comprises：The car Expection time information, the train for carrying control car order described in processing unit reception processing correspond to the expection position at the expected moment Confidence ceases one or more combinations in the goal pace information that the expected moment is corresponded to the train.
On the basis of the above method, further comprise step：The on-board processing unit is obtained in the control car order One or more combinations in the expected time information, the desired location information and the goal pace information；The car Carry processing unit and obtain the train currently local time information, the train current location when car order is controlled described in reception processing One or more combinations in information and the train present speed information；The on-board processing unit is according to the expected moment Currently local time information, the train are worked as with the train for information, the desired location information and the goal pace information One or more combinations in front position information and the train present speed information are compared, and verify the control car order Validity.
On the basis of the above method, further comprise step：It is described when the result of the control car order is effective On-board processing unit resets watchdog unit；Or when the result of the control car order is invalid, the on-board processing Unit abandons the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, by described in The incoming line of traction/brake unit is switched to fixed amount output unit.
On the basis of the above method, further comprise step：Car unit is controlled according to the train of acquisition in the ground Vehicle data, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, front One or more combinations in the information such as dangerous spot information, current car-ground communication delay information, current adhesion factor are directed to The control car order of the train, the operating mode level information is included in the control car order；The ground control car unit is by described in Control car order passes to ground communication adaptation unit；The control car order is issued the train by the ground communication adaptation unit Vehicle-carrying communication adaptation unit；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 according to the operating mode level information, Operating mode level information and digital quantity value or analog value mapping table are inquired about, obtains the digital quantity value or analog value.
The embodiment of the present invention also provides a kind of train control system, including：Vehicle-carrying communication adaptation unit, for receiving ground The control car order that control car unit is sent by ground communication adaptation unit, operating mode level information is included in the control car order, will The control car order passes to on-board processing unit；On-board processing unit, the institute sent for receiving the ground control car unit Control car order is stated, according to digital quantity value or analog value corresponding to the operating mode level information acquisition, the digital quantity value or mould Analog quantity value is used for the traction/brake unit for controlling the train；Traction/brake unit, for according to the digital quantity value or mould The train is drawn or braked to analog quantity value；The vehicle-carrying communication adaptation unit, the on-board processing unit and the traction/braking Unit is arranged on the train.
On the basis of said system, the control car order further comprises：Described in the on-board processing unit reception processing Expection time information, the train of control car order correspond to the desired location information at the expected moment and the train corresponds to institute State one or more combinations in the goal pace information at expected moment；
The on-board processing unit, it is further used for obtaining the expection time information controlled in car order, desired location One or more combinations in information and goal pace information.
On the basis of said system, the on-board processing unit further comprises：Car command information acquiring unit is controlled, is used for Obtain one in the expected time information controlled in car order, the desired location information and the goal pace information Kind or multiple combinations；Local information acquiring unit, the train is currently local when car order is controlled described in reception processing for obtaining One or more combinations in time information, the train current location information and the train present speed information；Compare and test Unit is demonstrate,proved, for according to the expected time information, the desired location information and the goal pace information and the train One or more combinations in current local time information, the train current location information and the train present speed information It is compared, verifies the validity of the control car order.
On the basis of said system, further comprise：Watchdog unit, for being in the result of the control car order Reset when effectively；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for by it is described traction/ The incoming line of brake unit is switched to fixed amount output unit；Fixed amount output unit, for exporting stationary digital amount electronics Signal or stent analog quantity electronic signal, stationary digital amount electronic signal or stent the analog quantity electronic signal are used to control institute State traction/brake unit of train.
Another Train control method of the embodiment of the present invention, including step：Control car unit and passed to car order is controlled in ground Ground communication adaptation unit, operating mode level information is included in the control car order；The ground communication adaptation unit passes through communication Network issues the control car order vehicle-carrying communication adaptation unit of train；The vehicle-carrying communication adaptation unit receives the ground The control car order that control car unit is sent；The control car order is passed to on-board processing list by the vehicle-carrying communication adaptation unit Member；The on-board processing unit receives the control car order that the ground control car unit is sent；The on-board processing unit root Traction/brake unit of the train is controlled according to the operating mode level information received.
On the basis of the above method, the step on-board processing unit controls according to the operating mode level information received Traction/the brake unit further comprises step：On-board processing unit is used to control according to the operating mode level information acquisition The digital quantity value or analog value of the traction/brake unit；On-board processing unit is according to the digital quantity value or mould of the acquisition Analog quantity value controls traction/brake unit of the train.
On the basis of the above method, the control car order that the on-board processing unit receives further comprises：The car Carry processing unit and receive the desired location letter that expection time information, the train for controlling car order corresponds to the expected moment Breath corresponds to one or more combinations in the goal pace information at the expected moment with the train.
On the basis of the above method, further comprise step：The on-board processing unit is obtained in the control car order One or more combinations in the expected time information, the desired location information and the goal pace information；The car Carry processing unit and obtain the train currently local time information, the train current location when car order is controlled described in reception processing One or more combinations in information and the train present speed information；The on-board processing unit is according to the expected moment Currently local time information, the train are worked as with the train for information, the desired location information and the goal pace information One or more combinations in front position information and the train present speed information are compared, and verify the control car order Validity.
On the basis of the above method, further comprise step：It is described when the result of the control car order is effective On-board processing unit resets watchdog unit；Or when the result of the control car order is invalid, the on-board processing Unit abandons the control car order；When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, by described in The incoming line of traction/brake unit is switched to fixed amount output unit.
On the basis of the above method, further comprise step：Car unit is controlled according to the train of acquisition in the ground Vehicle data, place current orbit positional information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, front One or more combinations in dangerous spot information obtain the control car order for the train, comprising described in the control car order Operating mode level information；The control car order is passed to the ground communication adaptation unit by the ground control car unit；Describedly Face communication adaptation unit issues the control car order vehicle-carrying communication adaptation unit of the train；The vehicle-carrying communication adaptation is single The control car order is passed to on-board processing unit by member.
On the basis of the above method, the step on-board processing unit is according to operating mode level information acquisition traction/braking list Member digital quantity value or analog value be specially：The on-board processing unit inquires about operating mode level according to the operating mode level information Position information and digital quantity value or analog value mapping table, obtain the digital quantity value or analog value.
The embodiment of the present invention provides a kind of train-installed processing unit again, including：Information acquisition unit, for according to car Carry the control car order that communication adaptation unit receives and obtain operating mode level information；Information process unit, for according to the operating mode Level information acquisition is used for the digital quantity value or analog value for controlling traction/brake unit of the train；Control output unit, Traction/brake unit of the train is controlled for the digital quantity value according to the acquisition or analog value.
On the basis of said apparatus, the control car order further comprises：When the expection of car order is controlled described in reception processing Carve information, the train corresponds to the desired location information at the expected moment and the train corresponds to the expection at the expected moment One or more combinations in velocity information；
Described information acquiring unit, it is further used for obtaining the expection time information controlled in car order, desired location One or more combinations in information and goal pace information.
On the basis of said apparatus, described information acquiring unit further comprises：Car command information acquiring unit is controlled, is used for Obtain one in the expected time information controlled in car order, the desired location information and the goal pace information Kind or multiple combinations；Local information acquiring unit, the train is currently local when car order is controlled described in reception processing for obtaining One or more combinations in time information, the train current location information and the train present speed information；Compare and test Unit is demonstrate,proved, for according to the expected time information, the desired location information and the goal pace information and the train One or more combinations in current local time information, the train current location information and the train present speed information It is compared, verifies the validity of the control car order.
On the basis of said apparatus, further comprise：Watchdog unit, for being in the result of the control car order Reset when effectively；The watchdog unit triggers switch unit when time-out is not reset；Switch unit, for by the train The incoming line of traction/brake unit be 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 are used for Control traction/brake unit.
Pass through above-mentioned technical proposal can be seen that due to the present invention by ground control the direct dynamical output of car unit include work The control car order of condition level information, it is used to control by operating mode level information acquisition of the on-board processing unit in the control car order The digital quantity value or analog value of traction/brake unit of the train are made, according to the digital quantity value or analog quantity of the acquisition Value controls traction/brake unit of the train.Due to the control car order comprising operating mode level information in car-ground communication link Message is fewer than the information data amount of mobile authorization infomational message, and transmission time is also short in a communication link, accordingly reduces by the external world Interference triggers message packet to transmit the probability of mistake, also improves the real-time for controlling car order transmission.
The step of by further increasing control car order validation verification, watchdog unit, switch unit and fixed amount are defeated Go out unit etc., it is ensured that even if on-board processing unit does not receive operating mode level information, the traction/braking within the predetermined time The stationary digital amount electronic signal or stent analog quantity electronic signal that unit can also export according to the fixed amount output unit (being typically Brake stop) is controlled, to ensure that train is safely controllable, so as to meet the general required failure of Train Control The principle of failure to the safe side, meet system demand for security.
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, below will be to embodiment or existing There is accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only the present invention's Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain the accompanying drawing of other similar schemes.
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 carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made Embodiment, belong 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 is fitted With unit 201, on-board processing unit 202, I/O unit 203 and traction/brake unit 209；Control car unit in the ground 21 are connected by ground communication adaptation unit 22 with communication network 23, and the ground control car unit 21 will be wrapped by communication network 23 Vehicle-carrying communication adaptation unit 201 is issued in the control car order of the information of level containing operating mode；The operating mode level information is that car list is controlled on ground Member 21 is worked as according to the vehicle data (such as the information such as vehicle mass, length, traction/brake data) of the train, place Preceding track location information, present speed, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point are (in front of such as Track switch that last vehicle of train, front of advancing are taken over for use not successfully, speed-limit road section starting point, the line track end etc.) it is information, current car-ground One or more combinations in the information such as communication delay information, current adhesion factor, which calculate, to be obtained.The ground communication adaptation is single Member 22 communicates to connect with vehicle-carrying communication adaptation unit 201, and both communication connection modes may be referred to prior art implementation, The embodiment of the present invention is not specifically limited.The form of the communication network 23 is unlimited, can be cable network or wireless network or The Content of Communication of the two mixed networking, ground communication adaptation unit 22 and vehicle-carrying communication adaptation unit 201 is not by communication network 23 Form limitation, be defined so that electronic information can be transmitted automatically.The vehicle-carrying communication adaptation unit 201, on-board processing unit 202, I/O unit 203 and traction/brake unit 209 are located on the train 20, the vehicle-carrying communication adaptation unit 201 with The on-board processing unit 202 connects, and the vehicle-carrying communication adaptation unit 201 is used to receive the bag that ground control car unit 21 is sent The control car order of the information of level containing operating mode, the operating mode level information include the tool of the specific level or damped condition of traction working condition Body level applies tractive force ON TRAINS or brake force grade, the size of these power and often has determination with train speed to represent Functional relation；Some trains are used without level traction or brakes, and it applies tractive force ON TRAINS or brake force Size (also having determination functional relation between train speed) adoption rate numerical value (such as percent value) represents, reach with it is foregoing " operating mode level " same control effect, " operating mode level " herein also include this equivalently represented mode.The vehicle-carrying communication The control car order is passed to on-board processing unit 202 by adaptation unit 201；The on-board processing unit 202 is used for according to institute The operating mode level information acquisition in the control car order of the reception of vehicle-carrying communication adaptation unit 201 is stated to be used to control the train The control value of traction/brake unit, the control value is specially digital quantity value or analog value；The on-board processing unit 202 are connected with I/O unit 203, and the on-board processing unit 202 exports numeral by the I/O unit 203 Digital quantity electronic signal corresponding to value or analog value or analog quantity electronic signal；The I/O unit 203 is with leading Draw/brake unit 209 connects, for export digital quantity electronic signal or analog quantity electronic signal control the traction of the train/ Brake unit 209 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；Wrapped in the control car order The information of level containing operating mode；
Step S302：The control car order is issued vehicle-carrying communication by communication network and fitted by the ground communication adaptation unit With 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 digital quantity value or analog value of traction/brake unit of the train；Such as " 0001 " or " 1 " digital quantity value, or electric current 30 milliamperes or 70 milliamperes, the analog value such as 1.0 volts or 8.0 volts of voltage, realistic simulation amount span can be according to circuit requirement It is determined that；The digital quantity value or analog value can pass through the message transmission between unit；
Step S305：The digital quantity value of acquisition or analog value are issued I/O unit by the on-board processing unit；
Step S306：The digital quantity value of reception or analog value are converted to specific numeral by the I/O unit The control input for measuring traction/brake unit that electronic signal (such as switching value) or analog quantity electronic signal input the train is electric Road is to control the tractive force of the train or brake force.
In the system and method for embodiment one, ground control car unit 21 according to the vehicle data of the train 20 (such as The information such as vehicle mass, length, traction/brake data), place current orbit positional information, present speed, place track The section gradient, the speed-limiting messages of front track, the danger ahead point (road that last vehicle of train, traveling front are taken over for use not successfully in front of such as Trouble, speed-limit road section starting point, the line track end etc.) information, the currently information such as car-ground communication delay information, current adhesion factor In one or more combinations calculate the operating mode level information for obtaining and controlling the train；The vehicle data of the train, place It is track location information, present speed, the place orbital segment gradient, the speed-limiting messages of front track and danger ahead point information, current The information such as the information such as car-ground communication delay information, current adhesion factor can be ground control the information that car unit 21 be locally stored, Active collection to information or the information that reports of other units, the present embodiment its source is not specifically limited.
The control car order comprises at least operating mode level information, the operating mode level information correspond to specific digital quantity value or Analog value, that is, control value.Specifically realize that reference scheme is：On-board processing unit 202 is according to operating mode level information, inquiry Operating mode level information calculates with digital quantity value or analog value mapping table or according to predetermined formula, obtains control traction/system The digital quantity value or analog value of moving cell 209, the digital quantity value or analog value are sent to defeated by on-board processing unit 202 Enter/output unit 203, the digital quantity value or analog value that I/O unit 203 receives are converted to specific number The control input circuit of word amount electronic signal or analog quantity electronic signal input traction/brake unit 209, traction/brake unit Digital quantity electronic signal that 209 traction/on-position is received with its control input circuit or analog quantity electronic signal Change and change, the digital quantity electronic signal can be switching value electronic signal, or the analog quantity electronic signal can be with It is adjustable current source or variable voltage source；Pass through switching value electronic signal or adjustable current source or variable voltage source electronic signal The control to tractive force/brake force of the train is completed in change, for example, curtage increases, tractive force/brake force also increases Add, vice versa.The mapping table or predetermined formula can be stored on the local storage medium of on-board processing unit 202 or Pass through the information acquisition of reception.
The control car order and operating mode level information are generally dynamically sent, ground control car unit can by it is certain when Between be spaced and repeatedly send appropriate control car order, the time interval can be according to used technological means feature (such as information Transmission bandwidth, time delay, information transmission reliability etc.) and the factor such as institute's patient safe operation requirement determine, such as from 0.1 second to several seconds scope, or it is longer than these spans or shorter.
In train control system, train operating mode includes traction working condition and damped condition, and traction working condition and damped condition Include multiple levels respectively again；Operating mode level information includes the specific level of the specific level or damped condition of traction working condition with generation Top application adds tractive force or brake force grade ON TRAINS, and the size of these power also has the functional relation of determination with train speed； Some trains are used without level traction or brakes, its apply the size of tractive force ON TRAINS or brake force (also with row Having determination functional relation between vehicle speed) adoption rate numerical value (such as percent value) represents, reaches and foregoing " operating mode level " Same control effect, " operating mode level " herein also include this equivalently represented mode.
In the system and method for the embodiment of the present invention one, car unit 21 is controlled by controlling the direct dynamical output of car order in ground Operating mode level information, and vehicle-mounted adaptation unit 201 is issued by ground communication adaptation unit 22, on-board processing unit 202 receives After the control car order that ground control car unit 21 is sent, the operating mode level information acquisition in the control car order is used to control institute The digital quantity value or analog value of traction/brake unit of train are stated, the value is converted to by I/O unit 203 Corresponding electronic signal inputs to the control input circuit of traction/brake unit 209 to control the tool of traction/brake unit 209 Body operating mode.
The embodiment of the present invention one is to control car unit 21 by ground directly to issue operating mode level information, in car-ground communication chain Because the control car command message comprising operating mode level information is fewer than the information data amount of mobile authorization infomational message in road, communicating Transmission time is also short in link, corresponding to reduce the probability for being triggered message packet to transmit mistake by external interference, also improves control car Order the real-time transmitted.Using the scheme of the embodiment of the present invention, ground control car unit 21 can directly control the traction of train And braking, 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 is fitted It is defeated with unit 401, on-board processing unit 402, I/O unit 403, watchdog unit 405, switch unit 406, fixed amount Go out unit 407 and traction/brake unit 409；The ground control car unit 41 passes through ground communication adaptation unit 42 and communication network Network 43 is connected, and the ground control car unit 41 is issued the control car order comprising operating mode level information by communication network 43 vehicle-mounted Communication adaptation unit 401；The operating mode level information is that car unit 41 is controlled according to the vehicle data of the train (such as car in ground The information such as quality, length, traction/brake data), place current orbit positional information, present speed, place orbital segment The gradient, the speed-limiting messages of front track, danger ahead point (such as front last vehicle of train, advance front take over for use not successfully track switch, Speed-limit road section starting point, line track end etc.) information, in the information such as current car-ground communication delay information, current adhesion factor One or more combination, which calculates, to be obtained.The ground communication adaptation unit 42 communicates to connect with vehicle-carrying communication adaptation unit 401, and two The mode that the communication connection mode of person may be referred to prior art realizes that the embodiment of the present invention is not specifically limited.The communication The form of network 43 is unlimited, can be cable network or wireless network or the two mixed networking, ground communication adaptation unit 42 with The Content of Communication of vehicle-carrying communication adaptation unit 401 is not limited by the form of communication network 43, using can transmit automatically electronic information as It is accurate.The vehicle-carrying communication adaptation unit 401, on-board processing unit 402, I/O unit 403, watchdog unit 405, cut Unit 406, fixed amount output unit 407 and traction/brake unit 409 are changed on the train；The vehicle-carrying communication is fitted It is connected with unit 401 with on-board processing unit 402, the vehicle-carrying communication adaptation unit 401 is used to receive ground control car unit 41 What is sent includes the control car order of operating mode level information, and the operating mode level information includes specific level or the braking of traction working condition The specific level of operating mode applies tractive force ON TRAINS or brake force grade to represent, the sizes of these power often with train speed Degree has the functional relation of determination；Some trains are used without level traction or brakes, its apply tractive force ON TRAINS or Size (also having determination functional relation between train speed) the adoption rate numerical value (such as percent value) of brake force represents, reaches To the control effect same with foregoing " operating mode level ", " operating mode level " herein also includes this equivalently represented mode.It is described The control car order is passed to on-board processing unit 402 by vehicle-carrying communication adaptation unit 401；The on-board processing unit 402 is used Operating mode level information acquisition in the control car order received according to the vehicle-carrying communication adaptation unit 401 is used to control institute The control value of traction/brake unit of train is stated, the control value is specially digital quantity value or analog value；It is described vehicle-mounted Processing unit 402 is connected with I/O unit 403, and the on-board processing unit 402 passes through the I/O unit 403 The digital quantity value or analog value are converted into corresponding digital quantity electronic signal or analog quantity electronic signal, and described in output Digital quantity electronic signal or analog quantity electronic signal；The first input end of the I/O unit 403 and switch unit 406 Connection；The fixed amount output unit 407 is connected with the second input of switch unit 406, the control of the switch unit 406 End is connected with the watchdog unit 405, is controlled by watchdog unit 405, the output end of the switch unit 406 is led with described Draw/brake unit 409 connects, for export digital quantity electronic signal or analog quantity electronic signal control the traction of the train/ Brake unit 409 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 comprise：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 obtain Operating mode level information；Described information acquiring unit is further used for obtaining the expection time information controlled in car order, expection One or more combinations in positional information and goal pace information, believe according to the expected time information, the desired location Breath and the goal pace information and the train current local time information, described during control car order described in acquisition reception processing One or more combinations in train current location information and the train present speed information are compared, and verify the control car The validity of order；Described information acquiring unit 420 further comprises：Control car command information acquiring unit 423, local information obtain Take unit 424 and compare authentication unit 425；
The control car command information acquiring unit 423, ordered for obtaining the control car by vehicle-carrying communication adaptation unit 401 Described in the expection time information of control car order, the train described in the on-board processing unit reception processing included in order are corresponding It is expected that the desired location information at moment and the train correspond to the one or more in the goal pace information at the expected moment Combination；
The local information acquiring unit 424, train current sheet when car order is controlled described in reception processing for obtaining One or more combinations in ground time information, the train current location information and the train present speed information；
The relatively authentication unit 425, for according to the expected time information, the desired location information and described pre- Phase velocity information with the train currently believe by local time information, the train current location information and the train present speed One or more combinations in breath are compared, and verify the validity of the control car order.Detailed process is to obtain the expection The time deviation absolute value of the current local time information of time information and the train, by the time deviation absolute value with advance It is determined that the time error window value allowed compares, if greater than or more than or equal to the time error window value, then it is assumed that institute It is invalid to state control car order；The position deviation absolute value of the desired location information and the train current location information is obtained, will The position deviation absolute value is compared with the site error window value that permission is determined in advance, if greater than or more than or equal to described Site error window value, then it is assumed that the control car order is invalid；Obtain the goal pace information and the train present speed The velocity deviation absolute value of information, by the velocity deviation absolute value compared with the velocity error window value that permission is determined in advance Compared with 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 institute It is effective to state control car order.Or when the expected time information, the desired location information and the goal pace information and institute State the one kind or more of train currently in local time information, the train current location information and the train present speed information The result that kind combination is compared is less than or less than or equal to the time error window value, site error window value and velocity error During window value, 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.May be used also So that otherwise such as error rate or other modes verify the validity of control car order, the present embodiment repeats no more.
Described information processing unit 426, for the operating mode level information in the control car order, inquire about operating mode level Information calculates with digital quantity value or analog value mapping table or according to predetermined formula, obtains for controlling leading for the train Draw/digital quantity value or analog value of brake unit 409；
The control output unit 427, digital quantity value or mould for traction/brake unit of train described in output control Analog quantity value gives the I/O unit 403；The I/O unit 403 is used for 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 exports to the letter Processing unit 426 is ceased, described information processing unit 426 is used to control leading for the train according to the operating mode level information acquisition Draw/digital quantity value or analog value of brake unit 409；Described information processing unit 426 is by the digital quantity value or analog quantity Value passes to the control output unit 427；When the result of the control car order is invalid, the on-board processing unit 402 abandon the control car order；If the watchdog unit 405 is not reset in the given time, i.e., time-out is not reset, institute State watchdog unit 405 and then trigger switch unit 406 and act, the incoming line of the traction/brake unit 409 is cut in the action Fixed amount output unit 407 is changed to, the fixed amount output unit 407 exports stationary digital amount electronic signal or stent analog quantity Electronic signal so that the traction/brake unit 409 is according to stationary digital amount electronic signal or stent analog quantity electronic signal control System, is no longer controlled, i.e., I/O unit 403 and the fixed amount are defeated described in any instant by the on-board processing unit 402 An input as the traction/brake unit 409 can only be had by going out in both units 407；It is thereby it can be assured that described vehicle-mounted Even if processing unit 402 does not receive the control car order that the effective ground control car unit 41 is sent within the predetermined time (including operating mode level information), what the traction/brake unit 409 can also export according to the fixed amount output unit 407 Stationary digital amount electronic signal or stent analog quantity electronic signal are controlled and (usually control train braking parking), it is ensured that row Car 40 is safely controllable.It is specially by the watchdog unit 405 that the on-board processing unit 402, which resets watchdog unit 405, Timer is reset, 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 solely The vertical software control procedure for having similar watchdog function.The switch unit 406 is usually that (such as hilted broadsword is double for hardware switching switch Throw switch or double-point double-throw switch), or the digital switch logic of these similar commutator functions.In order to ensure system Reliability, it is recommended to use hardware control circuit and hardware switching switch.The fixed number that the fixed amount output unit 407 exports Word amount electronic signal or stent analog quantity electronic signal are fixed values, usually train described in pre-configured security control 40 stationary digital amount electronic signal or stent analog quantity electronic signal；It is described within the predetermined time vehicle-mounted using this scheme When processing unit 402 does not have successfully received ground control car unit 41 and sends effective control car order, the watchdog unit The incoming line of the traction/brake unit 409 is switched to fixed amount output unit 407 and exported by 405 triggering switch units 406 Fixation electronic signal on (usually control train braking parking), to ensure the security control of the train 40.
Exported when the incoming line of the traction/brake unit 409 is switched to the fixed amount by the switch unit 406 After unit 407, if the watchdog unit 405 receive within the predetermined time ground control car unit 41 send it is predetermined During the effective control car order of quantity, the watchdog unit 405 then triggers the switch unit 406 by traction/brake unit 409 incoming line is switched back into the electronic signal that the I/O unit 403 exports, so that the train 40 is by described The control of ground control car unit 41.
The initial position of the switch unit 406 is that the incoming line of the traction/brake unit 409 and fixed amount is defeated Go out unit 407 to connect, reset the triggering of house dog 405 when the on-board processing unit 402 receives effectively control car order and cut Change after unit 406 switches and the incoming line of the traction/brake unit 409 is switched to the I/O unit 403；When The time-out of house dog 405 does not reset the incoming line switching for then triggering switch unit 406 by the traction/brake unit 409 Return 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 Suddenly：
Step S601：Ground control car unit sends control car order and gives ground communication adaptation unit, is wrapped in the control car order The information of level containing operating mode, and expection time information, the train pair of car order are controlled described in on-board processing unit reception processing Answer the desired location information at the expected moment and the train corresponds to one kind in the goal pace information at the expected moment Or multiple combinations；
Step S602：The control car order is issued vehicle-carrying communication by communication network and fitted by the ground communication adaptation unit With unit；
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 the expected time information in the control car order, described pre- One or more combinations in phase positional information and the goal pace information；
Step S605：The on-board processing unit obtain train when car order is controlled described in reception processing it is currently local when Carve one or more combinations in 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；The on-board processing unit root According to the expected time information, the desired location information and the goal pace information and the train, currently the local moment believes One or more combinations in breath, the train current location information and the train present speed information are compared, and are verified The validity of the control car order.When control car order is effective, between performing step S607 and S608 and waiting the pending determination time The next control car order after, otherwise abandon this control car order and wait next control car after pending determination time interval Order, step S611 is performed when abandoning control car order and reaching default condition, 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 is used to control The digital quantity value or analog value of traction/brake unit of the train are made, and passes to I/O unit, performs step S609；The digital quantity value or analog value such as " 0001 " or " 1 " digital quantity value, or 30 milliamperes or 70 milliamperes of electric current, electricity The analog values such as 1.0 volts or 8.0 volts are pressed, realistic simulation amount span can determine according to circuit requirement；The digital quantity value Or analog value can pass through the message transmission between unit；
Step S609：The digital quantity value of reception or analog value are converted to specific electronics by the I/O unit Signal output gives switch unit first input end, performs step S610；
Step S610：The switch unit connects the incoming line of the traction/brake unit and I/O unit Connect；The digital quantity electronic signal or analog quantity electronic signal input traction/braking of the train via the switch unit Unit；Traction/the brake unit controls leading for the train according to the digital quantity electronic signal or analog quantity electronic signal Gravitation or brake force；
Step S611：The watchdog unit does not receive effectively within the predetermined time because of the on-board processing unit Control car order and cause the watchdog unit time-out not reset and trigger and perform step S612；
Step S612：The watchdog unit triggers switch unit switching action, by the input of the traction/brake unit Circuit switching performs step S613 to fixed amount output unit；The fixed amount output unit is connected to the switch unit Second input；
Step S613：The fixed amount output unit output stationary digital amount electronic signal or stent analog quantity fixed amount are defeated Go out unit to the switch unit, perform step S614；
Step S614：The stationary digital amount electronic signal or solid that the switch unit exports the fixed amount output unit Cover half analog quantity electronic signal inputs traction/brake unit input circuit of the train；Traction/the brake unit is according to Stationary digital amount electronic signal or stent analog quantity electronic signal control the tractive force or brake force of the train.
In the system and method for embodiment two, ground control car unit 41 according to the vehicle data of the train 40 (such as The information such as vehicle mass, length, traction/brake data), place current orbit positional information, present speed, place track The section gradient, the speed-limiting messages of front track, the danger ahead point (road that last vehicle of train, traveling front are taken over for use not successfully in front of such as Trouble, speed-limit road section starting point, the line track end etc.) information, the currently information such as car-ground communication delay information, current adhesion factor In one or more combinations calculate the operating mode level information for obtaining and controlling the train；The vehicle data of the train, place Track location information, speed, the place orbital segment gradient, the dangerous spot information of the speed-limiting messages of front track and front track, when The information such as the information such as preceding car-ground communication delay information, current adhesion factor can be that the letter that car unit 41 is locally stored is controlled on ground Breath, active collection to information or the information that reports of other units, the present embodiment its source is not specifically limited.
The control car order comprises at least operating mode level information, the operating mode level information correspond to specific digital quantity value or Analog value, that is, control value.Implementing reference scheme is：On-board processing unit 402 inquires about work according to operating mode level information Condition level information and digital quantity value or analog value mapping table, or calculated according to predetermined formula, obtain control traction/braking The digital quantity value or analog value of unit 409, traction/on-position of traction/brake unit 409 is with its control input circuit The change of the digital quantity electronic signal or analog quantity electronic signal that are received and change, the digital quantity electronic signal can be out Electronic signal is measured in pass, or the analog quantity electronic signal can be adjustable current source or variable voltage source；Pass through switching value electricity The control to tractive force/brake force of the train is completed in the change of subsignal or adjustable current source or variable voltage source electronic signal System, for example, curtage increases, tractive force/brake force also increases, and vice versa.The mapping table or predetermined formula can To 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, ground control car unit can by it is certain when Between be spaced and repeatedly send appropriate control car order, the time interval can be according to used technological means feature (such as information Transmission bandwidth, time delay, information transmission reliability etc.) and the factor such as institute's patient safe operation requirement determine, such as from 0.1 second to several seconds scope, 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, and reduction is transmitted in a communication link Time.
In the system and method for the embodiment of the present invention two, car unit 41 is controlled by controlling the direct dynamical output of car order in ground Operating mode level information, 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 sent to vehicle-mounted adaptation unit 401, it is used for according to the operating mode level information acquisition that the control car order includes The digital quantity value or analog value of traction/brake unit of the train are controlled, the digital quantity value or analog value pass through defeated Enter/output unit 403 is converted to the digital switch quantity electronic signal or analog quantity electronic signal of determination, these electronic signals are through cutting Change unit 406 and input to the control input circuit of traction/brake unit 409 to control traction/brake unit 409 to realize to train Tractive force or brake force control.The embodiment of the present invention two is to control car unit 41 by ground directly to issue operating mode level letter Breath, due to letter of the control car command message comprising operating mode level information than mobile authorization infomational message in car-ground communication link Cease that data volume is few, and transmission time is also short in a communication link, corresponding reduce is triggered message packet to transmit mistake by external interference Probability, also improve the real-time of control car order transmission.Using the scheme of the embodiment of the present invention, ground control car unit 41 can be straight The traction and braking of control train are connect, so as to the operation of the multiple trains of more preferable management coordination, the peace of lifting system operation Quan Xing.
Further, the step of control car order validation verification being added due to the embodiment of the present invention two, watchdog unit, cut Change unit and fixed amount output unit etc., it is ensured that even if the on-board processing unit 402 does not receive institute within the predetermined time State control car order that ground control car unit 41 sends or operating mode level information, the traction/brake unit 409 can also be according to institutes The stationary digital amount electronic signal or stent analog quantity electronic signal for stating the output of fixed amount output unit 407 are controlled, with true It is safely controllable to protect train 40, the security performance of further lifting system.
It should be noted that information exchange, implementation procedure between each unit in the above method, device and system and each The function of unit define be all the present invention implement in example.
One of ordinary skill in the art will appreciate that all or part of step in above-described embodiment scheme is to pass through Program commander related hardware is completed, and the program can be stored in a computer-readable recording medium, and storage medium can be with Including：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, has carried out detailed Jie Continue, specific case used herein is set forth to the principle and embodiment of the present invention, and the explanation of above example is only It is the method and its core concept for being used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to this hair Bright thought, there will be changes in specific embodiments and applications, in summary, this specification content should not manage Solve as limitation of the present invention.

Claims (22)

  1. A kind of 1. 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 believes in the control car order comprising operating mode level Breath, wherein, the specific level that operating mode level information includes the specific level or damped condition of traction working condition is applied to row to represent Tractive force or brake force grade on car；
    On-board processing unit is used for the numeral for the traction/brake unit for controlling the train according to the operating mode level information acquisition Value or analog value；
    On-board processing unit controls traction/brake unit of the train according to the digital quantity value or analog value of the acquisition；
    The validity of the on-board processing unit checking control car order.
  2. 2. according to the method for claim 1, it is characterised in that further comprise step：
    Vehicle-carrying communication adaptation unit receives the ground control car unit by communication network and sent by ground communication adaptation unit The control car order；
    The control car order is issued the on-board processing unit by the vehicle-carrying communication adaptation unit.
  3. 3. according to the method for claim 1, it is characterised in that：
    The control car order that the on-board processing unit receives further comprises：Described in the on-board processing unit reception processing Expection time information, the train of control car order correspond to the desired location information at the expected moment and the train corresponds to institute State one or more combinations in the goal pace information at expected moment.
  4. 4. according to the method for claim 3, it is characterised in that further comprise step：
    The on-board processing unit obtains the expected time information, the desired location information and the institute in the control car order State one or more combinations in goal pace information；
    The on-board processing unit obtains when car order is controlled described in reception processing the train currently local time information, the row One or more combinations in car current location information and the train present speed information；
    The validity of the on-board processing unit checking control car order specifically includes：
    The on-board processing unit according to the expected time information, the desired location information and the goal pace information with The train currently local time information, the train current location information and one kind in the train present speed information or Multiple combinations are compared, and verify the validity of the control car order.
  5. 5. according to the method for claim 1, it is characterised in that further comprise step：
    When the result of the control car order is effective, the on-board processing unit resets watchdog unit, described to guard the gate Software control procedure of the dog unit for independent hardware control circuit or with watchdog function；
    When the result of the control car order is invalid, the on-board processing unit abandons the control car order；
    When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, by the defeated of the traction/brake unit Enter circuit switching to fixed amount output unit.
  6. 6. according to the method for claim 1, it is characterised in that further comprise step：
    The ground control car unit is according to the vehicle data of the train of acquisition, place current orbit positional information, current speed Degree, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information, current car-ground communication delay information, when One or more combinations in phase adhesion factor information obtain the control car order for the train, are included in the control car order The operating mode level information；
    The control car order is issued 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 issued on-board processing unit by the vehicle-carrying communication adaptation unit.
  7. 7. according to the method for claim 1, it is characterised in that further comprise step：
    The on-board processing unit is according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value Mapping table, obtain the digital quantity value or analog value.
  8. A kind of 8. train control system, it is characterised in that including：
    Vehicle-carrying communication adaptation unit, the control car order sent for receiving ground control car unit by ground communication adaptation unit, Operating mode level information is included in the control car order, the control car order is passed into on-board processing unit, wherein, operating mode level The specific level of the specific level or damped condition of information including traction working condition is to represent the tractive force or the system that apply ON TRAINS Power categories；
    On-board processing unit, the control car order sent for receiving the ground control car unit, according to the operating mode level Digital quantity corresponding to information acquisition or analog quantity, the digital quantity value or analog value are used for the traction/system for controlling the train Moving cell；
    Traction/brake unit, for drawing or braking the train according to the digital quantity value or analog value；
    The vehicle-carrying communication adaptation unit, the on-board processing unit and the traction/brake unit are arranged on the train；
    The on-board processing unit further comprises comparing authentication unit, for verifying the validity of the control car order.
  9. 9. system according to claim 8, it is characterised in that：
    The control car order further comprises：The expection moment letter of car order is controlled described in the on-board processing unit reception processing Breath, the train corresponds to the desired location information at the expected moment and the train corresponds to the goal pace at the expected moment One or more combinations in information；
    The on-board processing unit, it is further used for obtaining the expection time information controlled in car order, desired location information With the one or more combination in goal pace information.
  10. 10. system according to claim 9, it is characterised in that the on-board processing unit further comprises：
    Car command information acquiring unit is controlled, for obtaining the expected time information in the control car order, the expected position Confidence ceases and one or more combinations in the goal pace information；
    Local information acquiring unit, for obtain described in reception processing control car order when the train currently local time information, One or more combinations in the train current location information and the train present speed information；
    The relatively authentication unit is used to be believed according to the expected time information, the desired location information and the goal pace Breath and one in the train currently local time information, the train current location information and the train present speed information Kind or multiple combinations are compared, and verify the validity of the control car order.
  11. 11. system according to claim 8, it is characterised in that further comprise：
    Watchdog unit, for being reset when the result of the control car order is effective, the watchdog unit is independent Hardware control circuit or with watchdog function software control procedure；The watchdog unit is touched when time-out is not reset Send out switch unit；
    Switch unit, for the incoming line of the traction/brake unit to be switched into fixed amount output unit；
    Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, the fixed number Word amount electronic signal or stent analog quantity electronic signal are used for the traction/brake unit for controlling the train.
  12. A kind of 12. Train control method, it is characterised in that including：
    Ground controls car unit and control car order is passed into ground communication adaptation unit, believes in the control car order comprising operating mode level Breath, wherein, the specific level that operating mode level information includes the specific level or damped condition of traction working condition is applied to row to represent Tractive force or brake force grade on car；
    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 issued 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 traction/brake unit of the train according to the operating mode level information received；
    The validity of the on-board processing unit checking control car order.
  13. 13. according to the method for claim 12, the on-board processing unit is according to the operating mode level information received Traction/the brake unit is controlled to further comprise step：
    On-board processing unit according to the operating mode level information acquisition be used for control the traction/brake unit digital quantity value or Analog value；
    On-board processing unit controls traction/brake unit of the train according to the digital quantity value or analog value of the acquisition.
  14. 14. according to the method for claim 13, it is characterised in that：
    The control car order that the on-board processing unit receives further comprises：The on-board processing unit receives the control car Expection time information, the train of order correspond to the desired location information at the expected moment and the train correspond to it is described pre- One or more combinations in the goal pace information at moment phase.
  15. 15. according to the method for claim 14, it is characterised in that further comprise step：
    The on-board processing unit obtains the expected time information, the desired location information and the institute in the control car order State one or more combinations in goal pace information；
    The on-board processing unit obtains when car order is controlled described in reception processing the train currently local time information, the row One or more combinations in car current location information and the train present speed information；
    The validity of the on-board processing unit checking control car order specifically includes：
    The on-board processing unit according to the expected time information, the desired location information and the goal pace information with The train currently local time information, the train current location information and one kind in the train present speed information or Multiple combinations are compared, and verify the validity of the control car order.
  16. 16. according to the method for claim 12, it is characterised in that further comprise step：
    When the result of the control car order is effective, the on-board processing unit resets watchdog unit, described to guard the gate Software control procedure of the dog unit for independent hardware control circuit or with watchdog function；
    When the result of the control car order is invalid, the on-board processing unit abandons the control car order；
    When watchdog unit time-out is not reset, the watchdog unit triggers switch unit, by the defeated of the traction/brake unit Enter circuit switching to fixed amount output unit.
  17. 17. according to the method for claim 12, it is characterised in that further comprise step：
    The ground control car unit is according to the vehicle data of the train of acquisition, place current orbit positional information, current speed One or more combinations in degree, the place orbital segment gradient, the speed-limiting messages of front track, danger ahead point information are directed to The control car order of the train, the operating mode level information is included in the control car order；
    The control car order is issued 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 issued on-board processing unit by the vehicle-carrying communication adaptation unit.
  18. 18. according to the method for claim 13, the step on-board processing unit according to operating mode level information acquisition draw/ The digital quantity or analog quantity of brake unit be specially：
    The on-board processing unit is according to the operating mode level information, inquiry operating mode level information and digital quantity value or analog value Mapping table, obtain the digital quantity value or analog value.
  19. A kind of 19. 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 obtain operating mode level information, its In, the specific level that operating mode level information includes the specific level or damped condition of traction working condition is applied ON TRAINS with representing Tractive force or brake force grade；
    Information process unit, for being used for the traction/brake unit for controlling the train according to the operating mode level information acquisition Digital quantity value or analog value；
    Output unit is controlled, traction/braking of the train is controlled for the digital quantity value according to the acquisition or analog value Unit；
    Described information acquiring unit further comprises：Compare authentication unit, for verifying the validity of the control car order.
  20. 20. device according to claim 19, it is characterised in that：
    The control car order further comprises：Expection time information, the train that car order is controlled described in reception processing correspond to institute State the desired location information at expected moment and the train corresponds to one kind or more in the goal pace information at the expected moment Kind combination；
    Described information acquiring unit, it is further used for obtaining the expection time information controlled in car order, desired location information With the one or more combination in goal pace information.
  21. 21. device according to claim 20, it is characterised in that described information acquiring unit further comprises：
    Car command information acquiring unit is controlled, for obtaining the expected time information in the control car order, the expected position Confidence ceases and one or more combinations in the goal pace information；
    Local information acquiring unit, it is train local time information when car order is controlled described in reception processing for obtaining, described One or more combinations in train current location information and the train present speed information；
    The relatively authentication unit is used to be believed according to the expected time information, the desired location information and the goal pace Breath and one in the train currently local time information, the train current location information and the train present speed information Kind or multiple combinations are compared, and verify the validity of the control car order.
  22. 22. device according to claim 19, it is characterised in that further comprise：
    Watchdog unit, for being reset when the result of the control car order is effective, the watchdog unit is independent Hardware control circuit or with watchdog function software control procedure；The watchdog unit is touched when time-out is not reset Send out switch unit；
    Switch unit, for the incoming line of traction/brake unit of the train to be switched into fixed amount output unit；
    Fixed amount output unit, for exporting stationary digital amount electronic signal or stent analog quantity electronic signal, the fixed number Word amount electronic signal or stent analog quantity electronic signal are used to control traction/brake unit.
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