System to control operation of railway colour signal lights

FIELD: transport.

SUBSTANCE: invention relates to railway ACS ad telemetry systems and may be used to detect unauthorised initiation of signal light or its faulty operation. Proposed system comprises computer-aided workstation of train dispatcher or station supervisor (TD or SS), control unit, actuator that includes train route input device and train route execution device. Outputs of said units are connected to TD or SS board. Outputs of train route execution device are connected to signal light control hardware while control output of TD or SS device is connected to train route input device input. Control unit comprises signal light interrogation unit, decoder, control unit, time selector, inverter and signal light state determination unit. Signal light interrogation unit, decoder, control unit, tie selector and inverter are connected in series. First, second and third control inputs of signal light state determination unit are connected to outputs of decoder, time selector and inverter, respectively. One outputs of signal light state determination unit are connected to train route execution unit inputs while its other outputs are connected to TD or SS board inputs. Inputs of interrogation unit are connected to signal light control hardware. TD or SS device is connected via communication channel with hardware and software of communication and signaling service dispatcher workstation.

EFFECT: higher reliability of signal light operation.

1 dwg

 

The invention relates to the field of automatics and telemechanics and may find application in railway transport to identify unauthorized overlap or malfunction of the lights.

Known (RU 2111880 C1, B61L 19/14, 27.05.1998) control unit power interruptions on the posts of electric centralization containing a stopwatch with an electric actuator, an intermediate relay with normally closed contact, time relays, signal lamps, clamps on the top panel of the instrument for connection to the leads of circuit switching primary and backup feeders. When switching the power from the primary feeder on the back or back of the intermediate relay includes a stopwatch, which determine the switching time of the feeders. Time relay is used to check the overlap of traffic at a given time.

Famous invention provides the ability to control the time of power interruptions on the posts of electrical signaling, but does not establish the reasons for unauthorized overlap of light, not allowing you to use the lights when installing the appropriate route.

It is known (RU 2360819 C1, 10.07.2009) the automatic level crossing protection system, including account axes that are installed on the boundaries of controlled areas of relocation, containing travel sensors and outdoor transformations is ovately signals, computing devices connected by chains of communication, uninterruptible power supply, linear chain, Executive devices crossing automation, relay artificial restore the initial state of the automatic level crossing protection system, including relay crossing alarm relays monitor the health of a set of instruments blink connected to the second input of actuator devices crossing automatics, which is connected with input devices transmitting information to the station, the output of which is connected with the line circuit, the input relay reset automatic level crossing protection system is input from an external power source.

The known device is intended to determine the status of monitored plots moving, performs logical control passage crossing; ensures consistent and safe operation of the device in General, due to the continuous diagnosis of the system's hardware, but not control unauthorized actions automatic level crossing protection system.

The closest analogue is the control system of traffic lights on railway transport, including relay and outdoor equipment, case and Executive scheme to specify routes OYe the species (see kN. Devices of railway automatics, telemechanics and communication", Moscow, 2006, part I, p.383-385).

The known device carries out the control and management of signalling and interlocking with the Central control room, but does not provide control over the operation of the traffic signal devices in the event of unauthorized overlapping action.

The objective of the invention is to provide a control system of traffic lights on railway transport, ensuring the safety of movement of trains on a given route in the event of unauthorized overlap of traffic lights allow for prohibiting the reading.

The technical result of the invention is to improve the reliability of control traffic, provide for safe movement of trains on a given route.

This is achieved by the control system of traffic lights on railway transport, containing the automated workplace of the train Manager or assistant station (AWS center or workstation DNP), the actuating device comprising serially connected input block route and block the execution of the route, the corresponding outputs are connected to the scoreboard arm center arm or DNP, and the control unit, and outputs the block execution of the route is connected with the apparatus is atural control of traffic lights, and control output hardware-software device center arm or arm DNP connected to the input of block I of the route, according to the invention the control unit is made in the form of a logical control unit, comprising serially connected unit survey, traffic signals, decoder, control unit, selector, time and inverter, as well as the power status light, first, second and third control inputs which are connected respectively to the outputs of the decoder, a selector time and inverter, some of their outputs to inputs of block execution of the route, and the other outputs connected to corresponding inputs of the display arm center arm or DNP, when this unit survey of traffic lights using communication channels connected to the control equipment traffic lights, and hardware-software device center arm or arm DNP via a communication channel connected with hardware-software device workstation service Manager, communications and alarm systems (AWS SC).

The essence of the claimed system is illustrated by a drawing, which shows a structural diagram of one embodiment of the proposed control system of traffic lights on railway transport.

The control system of traffic lights on railway transport contains workstation 1 on Sanogo Manager (APM center), the actuator 2 includes serially connected unit 3 input route and unit 4 of the control of the execution of the route, the corresponding outputs are connected to the inputs of the display arm 5 center, other inputs connected to corresponding outputs of a hardware-software device 6 WKS 1 center, managing the output of which is connected to the input of block 3 entry route. The respective outputs of block 4 of execution of the route connected with control devices traffic lights 7.

The system also contains a block of 8 logical control including serially connected unit 9 survey of traffic lights, the decoder 10, the control unit 11, a selector 12 times and the inverter 13, and the block 14 to determine the status of the traffic light, first, second and third control inputs which are connected respectively to the outputs of the decoder 10, the selector 12 times and the inverter 13, some of the outputs to the inputs of block 4 of execution of the route, and the other to the corresponding inputs of the display arm 5 1 center.

Unit 9 survey using communication channels connected to the control equipment traffic lights 7.

The respective outputs of the hardware-software device 6 AMP 1 center or DSP via a communication channel connected to respective inputs of a hardware-software device 15 automated working places is 16 service Manager, communications and alarm systems (16 AMP SC). Hardware-software device 6 is equipped with block 17-enter information.

Blocks 3, 4 and 9 provided with the appropriate unit 18 power.

The system is used as follows.

On site management train dispatcher lights are 7 different types of input, output, and routing. Unit 9 survey cyclically polls the status of traffic lights 7 and transmits information about their condition in the form of appropriate codes to the input of the decoder 10 block 8 logical control. Unit 14 determines the state of the traffic signal 7 depending on the signals at their control inputs.

Unit 4 selects lights that are involved in the formation of the route of the train in accordance with the information from block 3 entry route, prepare a train dispatcher workstation 1 using a block 17 of the input information and the hardware-software device 6 WKS 1 center. In the preparation of route unit 3 is used, the power source 18.

During normal operation of the traffic signal 7 decoder 10 generates a corresponding code signal, which is supplied to the first control input unit 14, and also to the input unit 11. Unit 11 of the control confirms this state of a traffic light 7 no signal at its output, at the output of the selector 12 time there is no signal. In atomlike block 14 to determine the condition of the traffic signal at the output of the signal processing, characterizing the normal state of the controlled traffic light 7.

In case of failure of operation of the traffic signal 7, such as a blown bulb, failure or improper operation of the relay of traffic lights, etc. on the decoder 10 through the block 9 of the survey enters the modified code signal light 7, which is fixed by the control unit 11 and transmitted to the selector 12 times. The block 14 is in the idle state.

The selector 12 time estimates the duration of the malfunction light.

If the duration of the fault light does not exceed a specified fixed value, for example the time of formation of the route, the signal from the output of the selector 12 is supplied to the second control input unit 14. In this case, in block 14 in this period enabled for the given traffic the highest priority signal, allowing the block 3 entry route to prepare the route, but not to execute it in block 4 of the execution of the route before moving lights 7 in good condition.

If the duration of the fault exceeds a fixed value, then through the inverter 13, the signal at the third control input unit 14. While the second control input unit 14 is blocked and a signal is generated on the continuing failure of the controlled traffic light 7. In this case, the block 4 is formed prohibition of further formation of the Mar the Rutaceae with a faulty traffic light 7. Information about its defective condition comes in box 3 performance monitoring route and blocks on the scoreboard 5 those parts of the scheme, which include faulty traffic light 7.

Information about the generated route, the state of the traffic signal 7, as participating and not participating in the route-controlled train dispatcher, with the respective outputs of blocks 3, 4 and 14, and the device 6 is displayed on the display 5 workstation 1 center that allows you to clearly and quickly to control the logic of the formation of the route and to take timely measures to eliminate the fault lights.

When this train dispatcher informs also on duty for communications and signaling directly or through a hardware-software device 15 information about the state of the traffic signal 7 that allows to solve the problem of traffic lights and with the least loss of time to organize a specified route of the train.

The control system of traffic lights on railway transport, containing the automated workplace of the train Manager or assistant station (AWS center or workstation DNP), the actuating device comprising serially connected input block route and block the execution of the route, the corresponding outputs are connected to the scoreboard arm center arm or DNP, and the control unit and outputs of the block execution of the route connected with control devices traffic lights, and control output hardware-software device center arm or arm DNP connected to the input of block I of the route, wherein the control unit is made in the form of a logical control unit, comprising serially connected unit survey, traffic signals, decoder, control unit, selector, time and inverter, as well as block determine the status of the traffic light, first, second and third control inputs which are connected respectively to the outputs of the decoder, a selector time and inverter, one of the outputs to the inputs of block execution of the route, and the other outputs connected to corresponding inputs of the display arm center arm or DNP when this unit survey using communication channels connected to the control equipment traffic lights, and hardware-software device center arm or arm DNP via a communication channel connected with hardware-software device workstation service Manager, communications and alarm systems (AWS SC).



 

Same patents:

FIELD: radio engineering.

SUBSTANCE: first radio transmitter and radio receiver are installed at railway crossing. The second radio transmitter and radio receiver are installed on locomotive. The first radio transmitter consists of high frequency generator, source of digital messages, phase manipulator, heterodyne oscillator, mixer, power amplifier and amplifier of the third intermediate frequency. The first radio receiver includes power amplifier, heterodyne oscillator, mixer, amplifier of the second intermediate frequency, multiplier, band-pass filter, phase detector, memory block, comparing unit of codes, two actuating units, audio warning device and indicating light. The second radio transmitter includes microprocessor, high frequency generator, tapped delay line, phase inverters, adders, telegraph key, heterodyne oscillator, mixer, amplifier of the first intermediate frequency, and power amplifier. The second radio receiver includes power amplifier, heterodyne oscillator, mixer, amplifier of the second intermediate frequency, multiplier, band-pass filter, phase detector and recording and analysis unit. At railway crossing and on locomotive there are also transceiving antennae and duplexers. In the system there established is duplex radio communication between locomotive and railway crossing by using two frequencies and compound signals with phase manipulation.

EFFECT: increasing safety at railway crossings.

FIELD: information technologies.

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6 dwg

FIELD: transport.

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4 dwg

FIELD: transportation.

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4 dwg

FIELD: railway transport; signaling and communication.

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4 dwg

Autolock // 2236972
The invention relates to a device for railway transport and can be used to control the movement of trains

The invention relates to railway automatics and is intended for use at the intersection of roads and Railways

The invention relates to railway automatics

The invention relates to railway automatics and is intended for use in systems level crossing protection system

FIELD: transport.

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1 dwg

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3 dwg

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FIELD: physics, communications.

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3 cl, 1 dwg

FIELD: transport.

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3 dwg

FIELD: transport.

SUBSTANCE: proposed system comprises station device incorporating control computer complex with radio station, antenna and indoor controller, data acquisition controller comprising distributed matrix and controller, electric centralisation, electrical officer work station computer, station supervisor work station computer and onboard hardware comprising onboard controller with built-in software with its inputs connected with two pulse pickups, control unit and radio station with antenna, while its outputs are connected with inputs of indication unit and unit of switches that allows controlling locomotive power plant and trip device electromagnetic valve. Additionally, the following components are incorporated with the system: station device: second control computer complex, second data acquisition controller, second distributed inquiry matrix, signal comparator, reference radio station with antenna, controller of navigation correction generation; onboard hardware: onboard satellite navigation receiver with antenna, control cabinet to control power and brake systems of locomotive with expanded operating performances connected with onboard controller and electromagnetic valves of "Brake release" and "Braking", with their input connected with aforesaid control cabinet.

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2 cl, 3 dwg

FIELD: transport.

SUBSTANCE: invention relates to railroad transport and can be used in safety control systems. Proposed method consists in continuous control over the state of safety systems and/or subsystems. For every change in current variables of actual state of safety system and/or subsystem as well as variables of current state at every preset current time interval, expected magnitudes are forecast via simulation of system/subsystem operation in nearly real time. Variables of real state are compared with expected magnitudes. In case difference in said parametres fall beyond tolerances, system/subsystem is changed over into safe state with minimum efficiency and set of operating functions. Then higher-hierarchy system/subsystem is addressed to receive permission for changing over into the state of higher efficiency and increased set of operating functions. Permission received, the state of system/subsystem is varied to allow maximum efficiency and set of operating functions. State of system/subsystem is varied by reconfiguring it with the help of appropriate hardware and software. Reconfiguration is performed via preset time interval and given positive results of system/subsystem diagnostics in maximum operating conditions in new configuration.

EFFECT: higher safety of control thanks to optimised control system.

4 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to railway transport and can be used in dispatcher ACS of single lines. Train overtaking and crossing are performed when trains stay on way stations with at least two lines. Train is accepted on way station from unoccupied single line led and departed to free, adjoining home or live line clear light single line, while unoccupancy and integrity of railway line section is controlled with the help of rail circuits and interlocking devices. For non-stop overtaking and crossing, train arrival to way station is timed. During train preset periodic movement and train traffic variable operating conditions, all systems and subsystems incorporated therewith are tested and light line clearance forecast time is recalculated. Recalculation over, timing data is corrected. Simultaneously with data refreshment, to time trains traffic, updated parametres and criteria are calculated and transmitted for them to be used to optimise traffic control of both single and all trains on dispatcher section.

EFFECT: higher efficiency of control.

1 dwg

FIELD: information technologies.

SUBSTANCE: system comprises switching stations, channels of station and dispatcher communication and speaking devices, at the same time cellular communication gateway is connected to switching station via additional linear set of wayside communication to provide for communication in a section of rail road from any point of span covered with cellular communication.

EFFECT: expansion of functional capabilities due to differentiated approach to amount of cellular communication equipment installed in sections depending on demand of this type of communication in the section and properties of installed switching equipment.

5 cl, 1 dwg

FIELD: railway transport; signaling and communication.

SUBSTANCE: proposed group of invention relates to railway automatic controls and is designed for shunting of electric trains and complies with specific requirements to monorail transport system. Electric depot of monorail transport system consists of outer and inner parking tracks for electric trains before entrance and exit gates and inside depot and also transborder. Control line contains digital computer complex connected by communication lines with stationary and mobile control objects outside and inside depot and furnished with subscriber devices and transmit-receive antenna distributed along parking tracks and make in form of radio radiating cables, and stationary and mobile control objects state pickups, stationary and mobile devices generating control signals and system to determine position of electric trains. Stationary control objects are assembled into device representing mimic diagram of depot, alarm bell drive, gate and transborder drives, light signals. Mobile control objects are grouped in electric trains, on parking tracks outside and inside depot and on transborder. Stationary devices for generating control signals are grouped in workstations with stationary control panels, and mobile control signal generating devices, in carry-on remote control panels of depot operator on duty and control cabin of electric train. Stationary control objects, state pickups found of said objects, workstations and system to determine position of electric train are connected with computer complex by wire and/or wireless communication lines by means of access units, and mobile control objects are connected with computer complex by wireless communication lines through access units. Method to control shunting operations in electric depot of monorail transport system includes three steps: receiving of electric train at depot from route of monorail transport system, departing of electric train from depot to route of monorail transport system and re-positioning of electric train inside depot. Depot dispatcher, operator on duty and electric train driver are engaged in said operations.

EFFECT: improved shunting in depot of monorail transport system owing to optimization of control.

14 cl, 3 dwg

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