Method and system for ensuring railway vehicle movement safety, controller installed on railway vehicle and railway vehicle

FIELD: transportation.

SUBSTANCE: in a method for ensuring the movement safety of a railway vehicle with a wheel speed sensor and an acceleration sensor, whose sensitivity axis is parallel to the track, an output value from one or more wheel sensors is received; an output value from one of the acceleration sensors is received; the value of the measured acceleration is determined based on the output value or the output values of one of the acceleration sensors. One or more received output values of a wheel sensor or wheel sensors for controlling a railway vehicle are used, depending on the comparison of one or more of the measured acceleration values with the reference acceleration value.

EFFECT: wheel slip is prevented.

16 cl, 8 dwg

 



 

Same patents:

FIELD: transport.

SUBSTANCE: system of train separation contains radio dispatching centres where transceivers are connected with electric centralisation and automatic block units of adjacent stations. Electric centralisation and automatic block units of adjacent stations are connected with track axle counters. On each locomotive, track device signal receiver is connected with locomotive control unit which is connected with position and locomotive motion parameter determination unit. The locomotive control unit is connected with locomotive driver interface unit and with digital radio communication channel transceiver. At adjacent stations, track generators of frequency code signals are introduced which are connected to rails of axle counters. Track generators are connected with block interval freeness monitoring units. In each locomotive, code signal decoder connected to radio communication channel transceiver is introduced.

EFFECT: higher system safety.

1 dwg

FIELD: physics; control.

SUBSTANCE: invention relates to interval control of train movement. The system for interval control of train movement at a railway haul comprises a block section with track circuits and intermediate traffic lights. Devices for interfacing the receiving ends of track circuits are connected to code signal receivers, and devices for interfacing the transmitting end which is common with the neighbouring track circuit are connected to transmitters. The integrated locomotive safety device (ILSD) includes continuous automatic cab signalling (CACS) receivers, a point channel receiver, a satellite navigation system receiver and a wireless mode, connected to the modules for: central information processing, route map memory, display, recording, monitoring operator alertness, controlling locomotive drive circuits and measuring distance and speed. The system includes fixed wireless modems of communication channels installed at electrical signal towers and connected by first ports to control computer systems of their towers. The second ports are connected to each other through a main data transmission line. The ILSD includes modules for generating secondary navigation data and checking conformity of the secondary navigation data, connected to the intermodule interface of the ILSD.

EFFECT: high reliability of the system.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway vehicles. Proposed transport facility is equipped with at least one train safety antenna system directed to the track. Vehicle car body and axle mounted at train end are electrically connected by capacitive connection. Train antenna is arranged at greater distance from train end than said axle electrically connected with car body.

EFFECT: higher noise immunity.

15 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway ACS, remote control and communication systems. Proposed method consists in that track circuit hardware signals received at locomotive are checked for validity and shaped to transmit code telegram to station power interlocking control office indicating locomotive coordinates, train number, its route and attribute of the train integrity. Said data are compared to the results of track circuit hardware check. At invalid signals train is authorised to move via track sections on the basis of code telegram. Proposed system comprises radio communication transceiver is arranged at every station power interlocking control office and connected to its hardware. Transceivers are interconnected via wire communication lines. Complex safety device of every locomotive incorporates additionally a code signal validity check unit. Locomotive transceivers are connected via extra digital radio channel with transceivers of the station power interlocking control offices.

EFFECT: higher reliability and capacity.

2 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway ACS and telemetry systems, namely, to traffic control systems, and may be used for increasing validity of locating the two control cabin-train in route. System sets of integrated train control and safety system mounted in front and rear control cabins, each comprising interconnected via CAN-interface the automatic train handling subsystem, automatic service braking control subsystem and traffic safety control subsystem consisting of interconnected via CAN-interface satellite navigation receiver, route electronic map module, traversed track measurement module and train physical parameters memory module. Automatic traffic safety subsystem incorporates current coordinate correction module with its first port connected to CAN-interface of its cabin and, further, to satellite navigation system receiver, route electronic map module, traversed track measurement module and train physical parameters memory module. Current coordinate correction module is connected to memory unit. Output of current coordinate correction module is connected with route electronic map module control port, while CAN-interfaces of the train handling cabins are interconnected via protected digital data exchange channel.

EFFECT: higher accuracy and validity.

2 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway ACS and telemetry systems, namely, to traffic control systems, and may be used for increasing validity of locating the train in route. System sets of integrated train control and safety system mounted in front and rear control cabins, each comprising interconnected via CAN-interface the automatic train handling subsystem, automatic service braking control subsystem and traffic safety control subsystem consisting of interconnected via CAN-interface satellite navigation receiver, route electronic map module, traversed track measurement module and train physical parameters memory module. Automatic traffic safety subsystem incorporates current coordinate correction module with its first port connected to CAN-interface of its cabin and, further, to satellite navigation system receiver, route electronic map module, traversed track measurement module and train physical parameters memory module. Current coordinate correction module is connected with memory unit and route electronic route module control port. CAN-interfaces of train control cabins are interconnected.

EFFECT: higher reliability of train handling control by route electronic map.

2 cl, 2 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway ACS and telemetry systems, namely, to traffic control systems, and may be used for increasing validity of locating the train in route. System sets of integrated train control and safety system mounted in front and rear control cabins, each comprising interconnected via CAN-interface the automatic train handling subsystem, automatic service braking control subsystem and traffic safety control subsystem consisting of interconnected via CAN-interface satellite navigation receiver, route electronic map module, traversed track measurement module and train physical parameters memory module, train length memory module and onboard radio modem connected via digital radio communication channel with stationary radio modem of dispatcher station equipped with electrical centralisation of points and rail circuits control. Automatic traffic safety subsystem incorporates current coordinate correction module with its first port connected to CAN-interface of its cabin and, further, to satellite navigation system receiver, route electronic map module, traversed track measurement module, train length memory unit and onboard radio modem. Current coordinate correction module is connected to memory unit. Current coordinate correction module is connected to route electronic map module control port. Device of electrical centralisation of points and rail circuits control is connected with dispatcher station stationary radio modem port via station of track occupancy and unoccupancy control post.

EFFECT: higher reliability of train handling control by route electronic map.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway automatic control systems and serves to automatically control shunting routes. Proposed device comprises control board and locomotive hardware. Control board consists of train number setting device, motion program setting unit, adder, controlled switch, communication termination generator, comparator, indicator, first decoder, encoder and control board radio station. Locomotive hardware comprises second decoder, comparator, train number dialing unit, communication termination memory, second controlled switch, second adder, second encoder and locomotive radio station. Control board and locomotive radio stations consists of transmitter and receiver to operate in frequencies F1 and F2.

EFFECT: higher reliability and noise immunity.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway automatic remote control. The system contains following devices installed on each locomotive: induction coupling antenna (1) connected to input of data receiving unit (2) installed on the journal box of a wheelpair (3); angle encoder (4) connected to path metre (5), speed metre (6) and the first input of wheelpair tread diameter metering device (7); program speed unit (8) connected to path metre (5), data receiving unit (2), locomotive automatic signaling unit (9), braking capacity metre (10), ROM unit (11), acceleration metre (12), speed metre (6); program speed unit (8) connected to three-position relay element (13); speed metre (6) connected to acceleration metre (12), brake line pressure sensor (14) connected to braking and release valves (15). The braking capacity metre (10) is connected with acceleration metre (12), brake line pressure sensor (14) and with ROM unit (11) which is connected to block section limits former (16), to wheelpair tread diameter metering device (7) which is connected with path (5) and speed (6) metres. At each station, permanent transceiver (17) is installed which is connected with electric interlocking device (18) and automatic block signalling device (19). On each locomotive, on-board radio modem (20) connected to data receiving unit (2), to program speed unit (8), to data recording input of ROM unit (11) data of which is received over digital communication radio channel via which on-board radio modem (20) is connected with permanent transceiver (17).

EFFECT: higher reliability and optimisation of train driving modes.

1 dwg

FIELD: transport.

SUBSTANCE: proposed method consists in organising wireless communication between locomotive control unit (LCU) 14 mounted onboard and portable operator control unit (OCU) 12 to control locomotive by remote means and comprises computing error control values to be transmitted bit-by-bit via wireless communication line. Wireless communication comprises explicit consecutive number assigned to message so that explicit consecutive number proves to be implicitly encoded in transmitted error control magnitude. Encoded message transmission between LCU and OCU can be effected, error control magnitude being transmitted bit-by-bit and without implicit consecutive number.

EFFECT: efficient reduction in total volume of data.

22 cl, 1 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to automation and computer engineering and can be used on railway transport for controlling a combined fleet of locomotives. The system includes a central processing unit, a communication server, a data transmission channel, hardware-software of automated workstations of the station duty officer and the locomotive depot duty officer, a simulation unit, a memory unit. The system further includes an user interface, hardware-software processors of the automated workstations of an employee of the traffic control department and an employee of the towing resource management centre and a simulation unit. The simulation unit includes a generator for generating data on the presence of locomotives on handling areas, an unit for calculating operation of locomotives until the next maintenance, an unit for analysing availability of locomotive engines for trains and an unit for supporting decision making, a generator for generating data on the technical plan of the content of locomotives, generators for generating data on the actual demand for locomotives, actual release of locomotives from the depot, presence of locomotives at locomotive service stations, presence of locomotives at the station and at the depot, an unit for analysing deviations in the content of locomotives, an unit for supporting decision making, a unit for monitoring adherence to set standards and a memory unit.

EFFECT: high efficiency of using locomotives.

1 dwg

FIELD: physics, control.

SUBSTANCE: invention relates to traffic analysis and control systems. This system consists of traffic schedule control and analysis device. This device includes traffic schedule generator, analysis, forecast and representation display unit, traction hardware system operation simulator. The latter consists of initial data unit, device operation correction unit, traction power supply system design unit, power supply calculation unit and unit for control over adequate operation. It includes also traction power supply system temperature gages. Additionally, it incorporates traction power supply physical parameters record and control device. Besides, is incorporates extra unit for analysis and generation of optimum traffic schedule. Aforesaid traction hardware system operation simulator incorporates extra data conversion unit.

EFFECT: higher accuracy of simulation, optimum traffic schedule.

1 dwg

FIELD: transport.

SUBSTANCE: train traffic is effected on the basis of integral shift. First, for every railway yard, simulated is freight trains gathering in routs and destinations for a day, for every train an appropriate unoccupied "line" of the traffic actual schedule is selected to simulate versions for locomotives and locomotive crews to be selected for trains. For every train model, train passing is simulated in sections of a traffic route with due allowance for current position in given route. Thereafter, with allowance for current position in the route, appropriate versions are selected for every train model for selection of locomotives and crews to be assigned to selected "line" of actual traffic schedule. Simulation results are used to gather the train at railway yard and appropriate locomotive is assigned thereto as well as locomotive crew to send the train in compliance with traffic schedule preset by actual schedule "line". In real time, train gathering, assignment of locomotives and their crews, departure of train from the station and passing in route sections in compliance with approved schedule.

EFFECT: higher efficiency of control over freight train traffic.

8 cl, 1 dwg

FIELD: physics, control.

SUBSTANCE: method of simulation of emergency response activities is intended for estimate of average time until recovery of operability of railway automatics and telemechanics facilities (RATMF). The method includes a procedure of determination of average time until RATMF recovery and the software complex. The constant values on the rail road section are entered, and also the climate features are represented as elementary data arrays, each of which corresponds to the section block. Also the general auxiliary data including the time of simulation are entered. After the data entry the simulation is started that consists in creation of elementary random events - time intervals falling to various operations in view of distribution laws and constant values of the data on the section, interrelation at implementation of the process of maintenance and repair of RATMF, and subsequent summation of elementary random events in view of probability of repeated occurrence with the purpose of obtaining of multiple time instances until recovery for each section block. As a result of obtaining of multiple time instances until recovery for each section block the arithmetic average of all time instances is calculated, and the mean time until recovery of RATMF is determined.

EFFECT: obtaining of the optimum value of average time until RATMF recovery.

1 tbl

FIELD: radio engineering, communication.

SUBSTANCE: group of inventions relates to transmission of messages between a train and a control centre. The method of transmitting alarm data between a first train involved in an accident and a control centre comprises steps of, if the working state of said train matches the accident, determining if the main radio link between the train and ground infrastructure with which a control centre is connected can be used. Otherwise an emergency radio link is established between the communication device of the first train and the communication device of a second train crossing the coverage area of said emergency communication means. After establishing a link between the trains, alarm data relating to the first train are transmitted and stored at the second train. Data relating to the first train are transmitted using a second link between the second train and the control centre. An on-board installed on the trains comprises a means of assessing the state of the train, a main communication means and a self-contained emergency communication device. The communication framework comprises said on-board systems, base stations and a control centre.

EFFECT: high reliability of data transmission.

14 cl, 3 dwg

FIELD: transport.

SUBSTANCE: proposed system comprises shunting locomotive controller and locomotive control board, radio modem and relay unit connected thereto. Central control station is equipped with tower control device connected with info board, terminals of railway station power interlocking track relay repeaters and with info concentrator and radio modem. Track controller fitted at fixed buffers are connected to info concentrator while microwave radars. Every microwave radar is connected with appropriate track controller while shunting locomotive controller is connected with brake system pressure transducers and wheel turn angle transducers, relay unit extra output being connected with brake valve adapter. Central control station comprises control computer for control via radio modem over forced stoppage at hazard of collision with fixed buffer.

EFFECT: higher reliability, expanded operating performances.

2 cl, 2 dwg

FIELD: information technology.

SUBSTANCE: system for determining performance of two joined railway stations comprises a road server connected to processors of personal computers of automated workstations at each station and a simulation device. The system also includes a performance evaluation unit consisting of a performance comparison and evaluation module, a predicted performance computation module and a performance dynamics module. Each station is fitted with an additional automated workstation which consists of a personal computer, a computational unit, two data receiving units and a time recording unit. Each simulation device is connected to the computation unit which consists of a standard performance computation module.

EFFECT: designing a universal system for measuring and evaluating performance of stations.

2 dwg

FIELD: radio engineering, communication.

SUBSTANCE: automated train traffic control system comprises an automated workstation of a traffic controller of a control station, having a processor with display and input/output units, a fixed wireless modem and a communication server. Locomotives are fitted with an on-board wireless modem and a train control system. The automated workstation of the traffic controller includes a unit for simulating train operation and a database of train schedules. Each locomotive is fitted with a safety device, a radio channel gateway and a CAN-MVB gateway. The fixed and on-board wireless modems include transceivers and an automatic band switch. The communication server connected to the processor is connected to hardware/software of an automated system for inputting and analysing a traffic schedule, a system for creating schedules, a system for analysing, reporting and monitoring fault elimination, an electric centralised control system, a centralised traffic control system and a train traffic schedule database.

EFFECT: faster control.

2 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway dispatcher control. Proposed method comprises computation of distance to rolling stock end of ahead train by summation of increments of its coordinate and train speed by increment of traversed path coordinate. Received train motion data are selected in the order of decrease in precision for computation of yellow-to-green light changeover at second light signal in direction of train motion. Proposed system comprises automatic interlocking devices, station power interlocking devices and control centre. Control centre computer is connected with power interlocking devices and locomotive onboard control devices connected with satellite navigation receiver. Control centre automated workstation incorporates train interval and speed data computation and ranking module connected with PC processor of said workstation.

EFFECT: higher efficiency of automatic control over train.

2 cl, 1 dwg

FIELD: information technology.

SUBSTANCE: system for inspection and real-time control of locomotive stock includes interconnected dispatcher personal computer, server, memory unit, output form generating unit, signal processing and generating unit, monitor, information control and inputting unit, locomotive approach simulating unit and locomotive crew deployment simulating unit, unit for determining presence and state of locomotives, service speed control unit and train situation simulating unit. The system further includes a locomotive ranking unit, which is connected to the processor of the dispatcher computer. The server is connected to a railway transport safety subsystem of an automated train control subsystem, which is connected to a block of rolling stock diagnosis equipment. The automated locomotive enterprise control subsystem is connected to a block of onboard locomotive diagnosis equipment.

EFFECT: high efficiency of inspection and real-time control of locomotive stock.

1 dwg

FIELD: measurement equipment.

SUBSTANCE: invention relates to a method and an electronic device for monitoring of the state of parts of a rail vehicle, as well as to a rail vehicle containing the above device. According to the monitoring method of the state of parts (1) of the rail vehicle, sensors (2a-2c) for recording of loads acting on parts (1) are used. Measured load values as input values are supplied to processing unit (6) for analysis of the wear state of parts (1), for that purpose, current location of a rail vehicle is determined by signal processing, and actual speed (v) of the rail vehicle is recorded as to time (t), on the basis of which v-t-profile (a) is created. The above profile is compared to v-t-profile stored in the memory so that it can be possible to determine current location as an additional input value for state monitoring due to stochastic comparison of both profiles (a, b).

EFFECT: simple and reliable obtainment of location data.

10 cl, 2 dwg

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