Determination of rail vehicles location

FIELD: transportation.

SUBSTANCE: in the method, a busy signal is generated by the track idling control device, which indicates that the rail vehicle occupies a rail section controlled by the track idling monitor, as soon as the rail vehicle occupies the rail portion. The busy signal is supplied by the time stamping device with the time stamping means to form a time-referenced busy signal which indicates the time of rail portion occupation, the time-referenced busy signal is transmitted to the guiding device controlling the idle track monitor, the time-referenced busy signal is transmitted by the guiding device further into the rail vehicle, and in the rail vehicle, based on the time-referenced signal, the actual location of the rail vehicle is determined and a location indication is created.

EFFECT: simplified location of the rail vehicle.

10 cl, 5 dwg

 



 

Same patents:

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

FIELD: transport.

SUBSTANCE: system includes computing unit with memory unit, train movement parameter measuring facilities and indication facilities connected to it, as well as with traction mode control unit and braking mode control unit the outputs of which are connected with train control circuits, armature current and traction motors excitation sensors, overhead system voltage sensor, three units of high-voltage galvanic isolation, computing unit, train dynamical characteristics simulation unit, comparison unit and traction and braking modes control inhibition instructions generation unit. Traction motor armature current sensor output is connected via the first high-voltage galvanic isolation unit with the first input of computing unit, with the second input of which the traction motors excitation sensor output is connected via the second high-voltage galvanic isolation unit. The overhead system voltage sensor is connected via the third high-voltage galvanic isolation unit with the third input of computing unit the output of which is connected to the first input of train dynamical characteristics simulation unit to the second input of which the memory unit output is connected. The output of train dynamical characteristics simulation unit is connected with the input of comparison unit, to the second input of which signal generation unit is connected which signal corresponds to maximum allowable force in the train, comparison unit output is connected with output of traction and braking modes control inhibition instructions generation unit the output of which is connected to corresponding control inputs of traction mode control unit and braking mode control unit. Additionally, train movement real-time schedule data acquisition unit is introduced which unit is associated with cellular communication signal receiving facilities and connected to memory unit.

EFFECT: automatic updating of specific train schedule in real-time mode.

1 dwg

FIELD: physics, control.

SUBSTANCE: group of inventions relates to train control. A train control system comprises on-board equipment which includes a transmitting and receiving section, a time measurement section, a section for calculating the area of location on rails and a movement control section. The section for calculating the area of location on rails establishes a region within a circle, the centre of which is the centre coordinate obtained from location information, and establishes the radius of said circle based on the distance calculated by multiplying the propagation time with the rate of transmission of location information and time. In another version, information on the area of location on rails is transmitted to equipment outside the train and is received by track equipment. The track equipment comprises a track communication section, a section for calculating the area of location on rails and a section for calculating train control information. The track equipment transmits the train control information from the track communication section and controls train movement.

EFFECT: safer train control.

25 cl, 11 dwg

FIELD: transport.

SUBSTANCE: method of control over vehicle with wheels on invariable path comprises determination of actual speed and its comparison with vehicle speed control command. Results of said comparison are used to reveal the wheel slip. Then, vehicle speed is reduced relative to vehicle seed control command at wheel slip. Proposed system comprises route processor, multiple vehicle processors, multiple position correction control modules and multiple systems of vehicle drive and brake systems. Vehicle slip determination procedure comprises definition of vehicle actual speed, its comparison with expected speed, determination of wheel slip proceeding from the results of said comparison and reduction of actual speed for its levelling at determination of wheel slip.

EFFECT: vehicle speed correction with allowance for wheel slip and correction of distance between vehicles.

18 cl, 6 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway transport. Locomotive motion parameter analyser includes multiparameter data unit, generator, corrector, synchroniser, memory, arithmetic means and inertial sensors the first of which is gyroscope. The analyser is supplemented by integrators, shaping amplifier, logic unit, the second gyroscope, the third and the fourth inertial sensors - accelerometers. The generator is made as controlled timer, synchroniser is made controlled, arithmetic means are made as software estimators of average speed and distance, multiparameter data unit is made as three two-row digital indicators of distance, timing and speed, and memory is made as long-term storage device.

EFFECT: higher accuracy of locomotive location.

8 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to rail vehicle control. Control method for rail vehicle containing double drive station, where each drive station contains internal combustion engine and transfer unit in which target driving torque is set as desired power. Also, real driving torque of rail vehicle is determined, driving torque deviation is calculated from target driving torque and real driving torque. Then the forecasted type of drive is determined, and depending on driving torque deviation, as well as on predictable drive type, single or double drive, operating point and drive stage for transfer units are set using traction control device.

EFFECT: fuel savings.

5 cl, 5 dwg

FIELD: transport.

SUBSTANCE: invention relates to control over railway transport facilities. Method of generation of location signal indicating transport facility location consists in identification of preloaded reference object in surroundings of said transport facility. Then, object is subjected to measurement of distance on the basis of separated images or coincidence of contours. Then, the results of measurement of distance on the basis of separated images or coincidence of contours are estimated to generate location signal. Proposed device comprises the device for measurement of distance on the basis of separated images or coincidence of contours and the device for recording of partial images. Besides, it incorporates the data processing device to identify said reference object to generate location signal proceeding from estimation of partial images.

EFFECT: higher precision of location.

28 cl, 16 dwg

FIELD: transport.

SUBSTANCE: invention relates to railroad transport. Proposed device comprises read-out device, code sensors, and transceivers, power supply and control; unit, generator and data processor arranged at locomotive. Every lock device is equipped with transceiver to output the code to be recorded by read-out device at crippling of lock device. Besides, read-out device incorporates duplexer, four band filters, three phase detectors, delay line, generator of pseudo-random sequence, second adder, second power amplifier and phase manipulator.

EFFECT: higher validity of readout data.

8 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway transport and can be used for processing of railway traffic data. Proposed complex comprises car number read system, data processing and transmission system, car number identification system, system of data centralised collection, transmission and storage, and computer-aided workstation. Car number read system is composed of two supports arranged on track both sides for TV cameras and illuminators as well as car location transducers to be mounted thereat. Said data processing and transmission system is connected with car number read system and equipped with local server, controller and data transmission module. Car number identification system is connected with data processing and transmission system and incorporated video server, car read program modules, video capture modules, car identification modules, operating video data archive and archive of trains, all being arranged at every read point. Said system of data centralised collection, transmission and storage consists on accumulation modules and central control server connected with read and identification systems via Ethernet network and equipped with program module of integration with enterprise. Said computer-aided workstation comprises complex monitoring program module and read system program module.

EFFECT: higher efficiency of car turnover control.

10 dwg

FIELD: transport.

SUBSTANCE: set of inventions relates to railway traffic organization and management. Method of radio frequency identification and location consists in arranging at least two RF marks. First mark is located at approach to stop while second mark is located at said stop. Besides, extra RF marks shifted relative to each other are located on both sides of the track. System for implementation of said method comprises two RF marks at every track section, control device and reader. Said system is equipped with extra RF marks and data acquisition and processing station.

EFFECT: expanded operating performances.

2 cl, 8 dwg

FIELD: transport.

SUBSTANCE: invention relates to railroad transport and can be used within sections equipped with controlled manual systems. In the method for determination if railroad haul equipped with controlled manual system is free from rolling-stock, simultaneously with count of wheel pairs, passing train rolling stock units are identified, expected sequences of pulses from train rolling stock units are generated and compared with corresponding pulse sequences generated by counters, according to comparison results, count errors occurring due to faulty operation of train rolling stock wheel pair axle counters, and when numbers of wheel pairs coincide it is decided that haul is free. Railroad haul controlled manual system contains two half-sets on count intervals of stations limiting a haul, where each section includes rail transducers of control track section count interval, which transducers are connected via signal shaper with input of receiver set the output of which is connected via axle counter interface unit with local communication backbone to which following equipment is connected: adjacent station interface unit, electric interlocking interface unit, radiocommunication radio channel interface unit to which RF modem, and control unit additional input of which is connected to rolling stock units identification unit, the informational port of which is connected to storage unit of traffic scheduling database.

EFFECT: higher validity of railroad haul freeness from rolling-stock determination.

2 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway transport and can be used for control over train traffic in span between adjacent stations. System comprises two hardware subsets at station count sections that confine the span. Every said subset comprises rail sensors connected via signal generator with the set of receivers. The latter is connected via interface with axle counters with local communication mainline whereto connected are interface with electrical interlocking and control unit. Every said subset incorporates station GSM communication module connected via interface with station GSM communication module to local communication mainline. Every locomotive of trains covered by this system is equipped with onboard GSM communication module connected via local mainline of onboard devices with central onboard device of traffic control. Span every mid section is equipped with at least one count station including strain gage to measure wheel pressure at rails, interface, microcontroller, GSM communication module, accumulator and secondary power supply. Said strain gage is connected to accumulator and interface connected, in its turn to microcontroller. The latter is connected to GSM module control port and with secondary power supply control input, accumulator being connected to secondary power supply of intermediate counter station.

EFFECT: higher capacity of long spans.

4 cl, 1 dwg

FIELD: physics; control.

SUBSTANCE: invention relates to systems for controlling movement of trains on railway hauls. The semi-automatic blocking system for length-limited railway hauls comprises, at the limiting railway hauls, entrance and exit traffic lights connected to electrical centralised control equipment connected to interface units. The limiting railway hauls are equipped with blocks of near and far ends of track circuits. There is also a linear circuit and a power supply line. The blocks of near ends of track circuits are connected to interface units which are connected to each other and to the block of far ends of track circuits, which is connected to the power supply line.

EFFECT: high reliability and safety of train movement.

1 dwg

FIELD: transport.

SUBSTANCE: proposed method consists in feeding the signal to track section circuit to be measured at track initial section and defining the train position by received signal variation. Extra signal of track occupancy is generated at rolling stock to be transmitted to and received at initial and final track sections to decide on location of rolling stock at track section by availability of said signal. Control system comprises track hardware transmitter unit and receiver unit. Additionally, every rolling stock comprises extra track section occupancy signal generator connected with onboard control hardware unit. Initial and final section track hardware is equipped with receiver of extra track section occupancy signal. Said receiver is connected to track, switch and signal interlocking hardware unit.

EFFECT: higher reliability.

3 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway transport. Proposed device comprises crossbars and bolsters to control train bottom gage and track transducer. Besides, it comprises video recorder connected to computer marker controller, and timer connected to computer time marker controller. Aforesaid crossbars and bolsters are connected to computer while track transducer is connected to computer marker and time marker controllers. Computer is connected to dispatcher station.

EFFECT: expanded operating performances.

2 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway remote control and ACS systems, particularly, to railway crossing traffic control devices. Proposed device comprises train approach and departure sections track circuits arranged on both side of said crossing. Every track of railway crossing incorporates transducer to clamp train mounted axle passage, secured to departure section rails. Transducer output is connected to control unit input with its power outputs connected to crossing actuator device. Besides, it comprises track transceiver with data port connected to that of control unit. Track transceiver is connected via digital radio communication line with locomotive onboard control device transceiver.

EFFECT: higher reliability and safety.

1 dwg

FIELD: transport.

SUBSTANCE: system consists of two hardware subsets mounted at counting posts of stations limiting the haul. Every said subset includes rail transducers arranged at check track section of appropriate counting section and connected via signal generator with input of receiver unit with its output connected via interface unit incorporating axle counters with local communication main line whereto connected are interface unit with electric centralisation, control unit and interface unit with interface unit incorporating long-range digital radio communication channel whereto connected is radio modem with antenna. At least, one intermediate counting station is located at every intermediate section of railway haul. Every train locomotive is equipped with transceiver of long-range and short-range digital radio communication channels. Said transceiver is connected with central onboard traffic control device.

EFFECT: higher throughput of system for long hauls.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway ACS and telemetry systems and may be used for train separation in station limit with automatic interlocking systems. Station limit is divided into block-sections equipped with rail circuits for control of their state and signal lights continuously receiving and processing data coming from advance signal section on the state of advance block section and cutting on appropriate signal light to continuously send data to rearward signal light. With no trains on station limits signal lights are de-energised, while with trains on said station limits four advance signal lights are energised. Fourth signal light generates and transmits data on occupancy of guarded block-section. Third, second and first signal lights receive and process data from advance signal light to transmit said data on guarded block-section state to signal light located rearward of signal light, and to switch on appropriate signal at signal light that is located first block-section ahead of the train.

EFFECT: higher capacity of station limit and traffic safety.

FIELD: railway transport.

SUBSTANCE: proposed device comprises two channels, i.e. one to process track transducer data and another to transmit processed data to decision-making peripheral hardware, communication cables, circuits to energise common signaling relay of leave light signals of B and A, circuits to switch on electric latch of B and A station service train pusher-staff, circuits of non-occupancy switch-off relays of B and A stations and station supervisor control boards of B and A stations.

EFFECT: increased crossing capacity.

2 dwg

FIELD: railway transport.

SUBSTANCE: proposed device comprises two track transducer data processing channel and that to transmit processed data to peripheral hardware, central control and processing unit, data I/O device, relay units of crossing guards, automatic crossing barrier control relay units, barrier OPEN/CLOSE buttons, instruction generation unit and that to generate axle pass instructions.

EFFECT: increased crossing capacity.

2 dwg

FIELD: railway transport; signaling and communication.

SUBSTANCE: invention relates to railway signaling and communication and it cat be used to check and record passing of wheelsets, bogies and vehicles in preset point of route. Proposed device contains inductive stub arranged on track and electronic unit connected to stub which includes dc pulse generator and return signals receiver-analyzer revealing signals of wheels, bogies and train units in pauses between pulses. Output of dc pulses generator is connected to inductive stub which is connected to input of receiver-analyzer of return signals.

EFFECT: improved reliability and accuracy of detection of passing and recording of wheelsets, bogies and trains.

2 dwg

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