Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
  • B61L25/02—Indicating or recording positions or identities of vehicles or trains
  • B61L25/025—Absolute localisation, e.g. providing geodetic coordinates
• • 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
• • 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
  • B61L27/30—Trackside multiple control systems, e.g. switch-over between different systems
• • 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
  • B61L27/40—Handling position reports or trackside vehicle data
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
  • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
  • B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
  • B61L3/12—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves
  • B61L3/125—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using magnetic or electrostatic induction; using radio waves using short-range radio transmission
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
  • B61L1/14—Devices for indicating the passing of the end of the vehicle or train
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
  • B61L1/16—Devices for counting axles; Devices for counting vehicles
• • 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
  • B61L2027/202—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation using European Train Control System [ETCS]
• • 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
  • B61L2027/204—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation using Communication-based Train Control [CBTC]
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B61—RAILWAYS
  • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
  • B61L2205/00—Communication or navigation systems for railway traffic
  • B61L2205/04—Satellite based navigation systems, e.g. global positioning system [GPS]

Definitions

• a method for operating a rail vehicle is specified.
• a device will be a
• One problem to be solved consists in specifying a method for operating a rail vehicle with which safely between driving in a fixed spatial distance (English Fixed-Block-System) and driving in a moving one
• the method is carried out while the first rail vehicle is traveling on a rail in a first direction of travel that is divided into n blocks, where n> 2 applies. Every two adjacent blocks are separated by a block boundary.
• a second rail vehicle is also traveling on the rails, the second being
• Rail vehicle travels in front of the first rail vehicle, seen along the first direction of travel.
• Rail vehicle can go in the same direction or in
• the rail vehicles preferably travel on one track with two rails.
• the first and second rail vehicles are for Example of each rail vehicle of a train.
• the first rail vehicle is one in the first
• Front rail vehicle in a first train viewed in the direction of travel.
• the second rail vehicle is, for example, a rear rail vehicle in a second train, seen in the first direction of travel.
• the trains can be passenger and / or freight trains.
• Rail vehicles are not related, so they are
• the blocks are preferably each longer than the first and / or second rail vehicle or than the lengths of the associated trains, so that the first and / or second rail vehicle or the first and / or second train fit completely into one block.
• the rail is divided into at least five or at least ten blocks, for example.
• the block boundaries are, for example, virtual boundaries that are not visually perceptible and on which the
• the block boundaries can be perceived optically, for example by optically perceptible signal transmitters, such as signals, at block boundaries.
• the physical properties of the rail change on one
• Block boundary For example, a circuit in the rail is interrupted at a block boundary.
• the first and / or second rail vehicle is controlled, for example, by means of an automatic one
• the method comprises a step A) in which a first piece of information
• the first information is representative of the fact that at a first point in time a front end of the first with respect to the first direction of travel
• Rail vehicle has crossed a block boundary between an i-th block and an i + l-th block following in the first direction of travel.
• the first information is determined, for example, as a function of first measurement signals and then made available. The front end of the first
• Rail vehicle is the front end seen in the first direction of travel.
• the method comprises a step B) in which a second piece of information
• the second information is representative of the fact that at a second point in time a rear end of the second with respect to the first direction of travel
• Rail vehicle has crossed a block boundary between a j-th block and a j + l-th block following in the first direction of travel.
• the second information is determined, for example, as a function of second measurement signals and then made available. The back end of the second
• Rail vehicle is the rear end seen in the first direction of travel.
• the method comprises a step C) in which a third piece of information in
• the third information is representative of whether a block between and including the i + l-th and the j-th block is occupied by a further rail vehicle before and / or between the first and second points in time.
• the first and second points in time are included between the first and second points in time. Before the first and second point in time means before both points in time.
• the third information is determined, for example, as a function of third measurement signals.
• the third piece of information is determined and made available with the aid of a track vacancy detection system.
• the track vacancy detection system is based, for example, on at least one track circuit and / or on at least one audio frequency track circuit and / or on at least one axle counting circuit in order to determine the occupancy of a block, also called vacancy detection section.
• the further rail vehicle is a rail vehicle that is different from the first and second rail vehicle and is not related to the first and second rail vehicles.
• the other rail vehicle is, for example, a
• the third information is, for example, representative of whether at a third point in time a block between and including the i + l-th and the j-th block is occupied by another rail vehicle.
• the third point in time is for example at most 10 s or at most 5 s or at most 1 s before the earlier of the first and second
• the third information is then preferably representative of whether before or at the first point in time another rail vehicle is on one of the blocks between and including the i + l-th and jl-th blocks, and whether at the second point in time another rail vehicle is on one of the blocks between including the i + 2-th block and the j-th block.
• the first rail vehicle In the direction of travel, the first rail vehicle is not yet partially on the i + l-th block, while the second rail vehicle has already left the j-th block.
• the third information is then, for example, representative of whether there is another rail vehicle on one of the blocks between the i + l-th block and the j block at the second point in time. If both rail vehicles are driving towards one another, the third piece of information is preferably representative of whether another rail vehicle is present before the first and second point in time.
• step C) a third piece of information is determined which is representative of whether any block between the first and second rail vehicle, which is neither from the first nor from the second rail vehicle, before and / or between the first and second points in time
• the method comprises a step D), in which a first operating state for the first rail vehicle as a function of the third
• the third information is representative of that before and / or between the first and second
• Releasing the first operating state means that the first operating state is permitted. For example, the first operating mode is switched on so that the first
• Rail vehicle moves with changing spatial distance.
• step D) another
• Safety zones can be defined around each rail vehicle.
• the rear / first rail vehicle must be a specified minimum distance from the next front / second
• Rail vehicle This spatial distance moves with the first and second rail vehicles. In this case, several rail vehicles are allowed in one block of the rail. In order to ensure a safe spatial distance between the first rail vehicle and the second rail vehicle, the positions and preferably also the speeds of both rail vehicles should be determined continuously.
• the first rail vehicle and the second rail vehicle can each have several block boundaries during travel
• the third information is then preferably determined as a function of such first and second information in which the associated first and second
• the first rail vehicle travels on a rail in a first direction of travel
• the rail is divided into n blocks with n> 2,
• Rail vehicle has crossed a block boundary between an i-th block and an i + l-th block following in the first direction of travel
• Rail vehicle has crossed a block boundary between a j-th block and a j + l-th block following in the first direction of travel,
• Information is representative of whether before and / or between the two points in time a block between including the i + l-th and the j-th block of another
• Rail vehicle is occupied
• D) Enabling a first operating state for the first rail vehicle as a function of the third information item if the third information item is representative of the fact that before and / or between the two points in time there was no block between and including the i + l-th and the j-th block is occupied by another rail vehicle, the first operating state being driving in a moving spatial distance.
• the present invention is based inter alia on
• Rail vehicles referred to. However, it can be on one
• Rail also give non-communicating vehicles whose positions on the rail cannot be monitored. In order to switch to the first operating mode of the moving space distance, it must be ensured that between two communicating units traveling one behind the other
• Rail vehicles is not another, non-communicating rail vehicle.
• the route between two successive, communicating rail vehicles is free.
• the blocks between the first and the second rail vehicle can be monitored, for example, by means of an existing track vacancy detection system.
• Track vacancy detection systems react to both communicating and non-communicating rail vehicles.
• track vacancy detection systems can usually only determine whether a block is occupied by a rail vehicle or not, but not how many rail vehicles are on a block. The problem therefore arises of how to find out whether there is a non-communicating rail vehicle immediately in front of the first rail vehicle on the same block or whether there is a non-communicating rail vehicle immediately behind the second rail vehicle on the same block.
• Block border the shortest rail vehicle would no longer fit. If the track vacancy detection system then also indicates that all blocks between the first and second rail vehicles are free, it can be assumed that there are no other blocks between the first and second rail vehicles
• Block boundary is not another rail vehicle.
• Rail vehicle is not another rail vehicle.
• Rail vehicle can be on the j + l-th block behind the second rail vehicle. Are now also the blocks between the first and second rail vehicles
• a second operating state is dependent on the third
• the operating state is driving at a fixed distance.
• the first operating state is blocked under these conditions in step D).
• the second operating state is referred to in English as the fixed block system. There is only one at a time
• Blocks is recognized, for example, by means of a track vacancy detection system. If an i-th block is occupied by a rail vehicle, a rail vehicle behind it must not enter this i-th block. For example, the rear rail vehicle is shown a stop signal (red signal) at or in front of the block boundary to the i-th block. If the i-th block is not occupied, the rail vehicle closest to the i-th block may drive onto the i-th block, whatever it is
• the first and the second information are each dependent on
• Position information determined and provided is representative of the positions of the first and second rail vehicles on the rail.
• the position information is preferably also representative of the speeds of the first and second
• Rail vehicle In other words, they are Rail vehicles to communicating rail vehicles.
• the positions and possibly the speeds of the first and second rail vehicles are determined, for example, at regular time intervals of, for example, a maximum of 1 second or a maximum of 0.1 seconds.
• Position detection system is, for example, a GPS system that the positions of the first and second
• the position detection system is a balise system.
• several balises in the form of transponders, for example RFID transponders, are arranged along the rail.
• Rail vehicles each have an antenna that can communicate with the transponders.
• the position information is determined and provided.
• this provides
• Position detection system an accuracy for the positions of the rail vehicles of better than 30 m.
• the position resolution of the position detection system is better than 30 m.
• This can be achieved using a GPS system.
• Such an accuracy can also be achieved by arranging balises along the rail with a distance between each two balises of at most 30 m.
• the method is carried out on a computer.
• steps A), B), C) and D) can only be carried out using a computer.
• the first, second and third information as well as the position information are therefore preferably data on a computer.
• the device comprises a processor which is set up here
• the computer program comprises instructions which, when the computer program is executed by a computer with a processor, cause the latter, the method described here for controlling a first
• a system is also specified.
• the system is set up in particular to implement a system described here
• the system comprises a first rail vehicle, a second rail vehicle, a rail that is divided into n blocks with n> 2, and a position detection system for determining the position of the first and second rail vehicles. Every two adjacent blocks are separated from one another by a block boundary.
• the system is set up to carry out a method described here for controlling a first rail vehicle.
• the system also includes a device as described here.
• the device is for example part of the first rail vehicle or is, for example, an external device outside of the first and second rail vehicle.
• the system preferably also includes a track vacancy detection system with which it can be determined during operation whether a block is occupied by a rail vehicle or not.
• FIGS 1 to 4 embodiments of a system and a method for operating a first
• FIG. 1 An exemplary embodiment of the system at a first point in time t1 is shown in FIG.
• the system comprises a rail 4 on which a first rail vehicle 1 and a second rail vehicle 2 are arranged.
• Rail vehicles 1, 2 travel from left to right.
• the rail 4 is divided into a plurality of blocks 40, each of which is separated from one another by block boundaries 41.
• a position detection system 5 is assigned to the rail 4.
• the position detection system 5 is a balise system and comprises a plurality of balises which are distributed along the rail 4.
• the first 1 and second 2 rail vehicles each include an antenna.
• the first 1 and second 2 rail vehicles are communicating rail vehicles.
• the front end of the first rail vehicle 1 seen in the first direction of travel 6 is just crossing the Block boundary 41 between the i-th block 40i and the i + l-th block 40i + i . This is done for example with the
• Position detection system 5 recorded.
• the time tl at which this happens is also recorded, for example
• the accuracy with which the position measurement takes place is determined in the present case by the distance between two balises and is preferably better than 30 m. Depending on the
• Measurement results of the position detection system 5 are then provided with a first piece of information II (FIGS. 5, 6) which is representative of the fact that at the first point in time tl the front end of the first rail vehicle 1 is the block boundary between the i-th block 40i and the i + l -th block 40i + i has crossed.
• This first information II is provided, for example, in the form of computer data.
• the fact that the front end of the first rail vehicle 1 is just crossing the block boundary 41 at the first point in time t1 means that no further rail vehicle can be present on the i-th block 40i between the front end of the first rail vehicle 1 and the block boundary 41.
• FIG. 2 the system is shown at a later point in time t2. Both the first rail vehicle 1 and the second rail vehicle 2 have moved to the right along the rail 4 (first direction of travel 6).
• Time t2 is the time at which the rear end of the second with respect to the first direction of travel 6
• Rail vehicle 2 crosses the block boundary 41 between the j-th block 40 j and the j + l-th block 40 + i .
• a second item of information 12 (FIGS. 5, 6) is then determined and provided therefrom, which is representative of the fact that at the second point in time t2 the rear end of the second rail vehicle 2 crosses the block boundary 41 between the jth block 40 j and the j + Crossed l-th block 40 + i .
• a train detection system which is not shown in the figures can now be determined whether a block 40 40i + i and the j-th block 40 j between the including i + l-th block, that is, a block 40
• first 1 and the second 2 rail vehicle which is not occupied by either the first 1 or the second 2 rail vehicle, is occupied by another rail vehicle.
• third information 13 (FIGS. 5, 6) is then determined and provided as a function of the first II and second 12 information, the third information 13 being representative of whether before and / or between the first point in time t 1 and the second Time t2 a block 40 between and including the i + l-th 40i + i and the j-th block 40 j is occupied by a further rail vehicle. In the present case, there is no further rail vehicle between the first rail vehicle 1 and the second
• a first operating state ZI for the first rail vehicle 1 is enabled as a function of the third information item 13.
• Operating state ZI is driving in a migratory
• FIG. 3 shows a situation in which the first operating state ZI should / must not be enabled for the first rail vehicle 1. As can be seen, is between the first rail vehicle 1 and the second
• Rail vehicle 2 another rail vehicle 3 on the rail 4.
• Time tl the front end of the first rail vehicle 1 the block boundary 41 between the i-th block 40i and the i + 1-th block 40i + i .
• a first piece of information II which is representative of this crossing at time t1, is provided.
• the second is at the first point in time tl
• a track vacancy detection system can
• a third item of information 13 can be determined and provided which is representative of the fact that a block between and including the i + l-th block 40i + i and the j-th block 40 j is occupied by a further rail vehicle 3.
• the first operating state ZI for the first rail vehicle 1 is then blocked, for example.
• a second operating state Z2 is activated for the first rail vehicle 1, the second
• the operating state is driving at a fixed spacing (fixed-block operating state).
• Rail vehicle is not a balise system, but a
• Position detection system 5 in the form of a GPS system
• Figure 5 is a flow chart for a first
• FIGS. 1 and 2 Exemplary embodiment of the method for operating a first rail vehicle is shown.
• the flowchart relates refer, for example, to the situation in FIGS. 1 and 2 or FIGS. 3 and 4.
• the second information 12 is provided, which is representative of the fact that at the second point in time t2 a rear end of the second
• Rail vehicle 2 has crossed a block boundary 41 between a j-th block 40 j and a j + l-th block 40 + i .
• third information 13 is determined as a function of the first II and second 12 information, which is representative of whether before and / or between the two times t1, t2 a block 40 between and including the i + l- th 40i + i and the j-th block 40 j is occupied by another rail vehicle.
• the first operating state ZI for the first rail vehicle 1 is then set as a function of the third
• the third information 13 is representative of the fact that before and / or between the times t1, t2 no block 40 between and including the i + l-th 40i + i and the j-th block 40 j is occupied by another rail vehicle is released.
• the first operating state ZI is enabled because there is no other
• step B) is carried out before step A) because, for example, the second point in time t2 is before the first point in time t1.
• Steps A) to D) are for example on a

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Train Traffic Observation, Control, And Security (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=70857134

Family Applications (1)

Country Status (4)

Families Citing this family (2)

Family Cites Families (11)

• 2019
  • 2019-05-29 DE DE102019207948.2A patent/DE102019207948A1/de not_active Withdrawn
• 2020
  • 2020-05-05 CN CN202080049540.2A patent/CN114080342B/zh active Active
  • 2020-05-05 WO PCT/EP2020/062442 patent/WO2020239372A1/de unknown
  • 2020-05-05 EP EP20728403.5A patent/EP3956194A1/de active Pending

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