113 results about "Automatic train supervision" patented technology

A system for supervising and controlling the movement of a railway vehicle is provided, wherein a plurality of wayside controller units are each distributed to a plurality of wayside controller locations by a multi-access carrier, such as a fiber LAN or IEEE 802.3 Ethernet, for instance, such that supervisory and control operations may be communicated between each of the wayside controller units with a multi-access protocol on the multi-access carrier. The present invention replaces the use of a serial-link protocol for point-to-point communication with a multi-access protocol on a multi-access carrier. In a preferred embodiment, a computer-based control system may be connected through the multi-access carrier, so that communication is achieved solely with multi-access protocols. Related art Centralized traffic control (CTC) functions may be eliminated from a global services (GS) block of the central office (CO) and implemented as Distributed Traffic Control functions that are distributed to the wayside controller units.

The invention discloses a track traffic simulation system. The track traffic simulation system comprises an ATC (Automatic Train Control) simulation system 11, a train driving simulation system 12 and a dispatching simulation system 13, wherein the ATC simulation system 11 is connected with the train driving simulation system 12 and is used for reappearing the control and the running rule of a real train according to a first mathematic model and carrying out driving training on a driver by combining the dynamic demonstration of a three-dimensional scene; the ATC simulation system 11 is connected with the dispatching simulation system 13 through a gateway computer and is used for reappearing the control and the running rule of a real ATS (Automatic Train Supervision) system according to a second mathematic model and carrying out dispatching training on a dispatcher by combining interactive operation of behavior simulation of the driver. According to the track traffic simulation system disclosed by the embodiment of the invention, the ATC simulation system, the train driving simulation system and the dispatching simulation system are integrated, the combination of the train driving training and the dispatching training is realized, the simulation degree is increased, and thus the training effect is enhanced.

The invention discloses an intelligent transport system for an urban railway based on safety communication. The intelligent transport system for the urban railway comprises a DCS (data communication system), an ATS (automatic train supervision), an ATP (automatic train protection), an ATO (automatic train operation), a DTO (driverless train operation) and a MMS (maintenance management system), wherein the ATS, the ATP, the ATO, the DTO and the MMS realize the network connection through the DCS. The intelligent transport system for the urban railway has the advantages that the proper Internet storm influence of a CBTC (communication based train control) is favorably overcome, the safety problem of the train-ground wireless communication is favorably solved, the man-machine interface of the CBTC is favorably unified, the linkage efficiency among the systems under the emergency condition is improved, the ease maintenance of the system is enhanced, and the complete network operation scheme is provided.

The invention discloses an automatic train turn-back control method and system. The automatic train turn-back control method includes that the safe connection is established between and the registration is performed on an ATP (Automatic Train Protection) system which is arranged at the tail end of a train and a ZC (Zone Controller) under the condition that the connection between an ATP system which is arranged at the head end of the train and the ZC is kept after the train enters a turn-back rail from a first platform rail to accurately and stably stop, wherein the mark number of the ATP system which is arranged at the head end of the train is different from the mark number of the ATP system which is arranged at the tail end of the train; the ATP system which is arranged at the head end of the train and the ATP system which is arranged at the tail end of the train are simultaneously communicated with the ZC until the train prepares to pull out of the turn-back rail; the train is controlled by an ATO (Automatic Train Operation) system which is arranged at the tail end of the train to pull out of the turn-back rail to enter a second platform rail. According to the automatic train turn-back control method and system, the success rate of the turn-back of the train can be improved.

The present invention provides a CTCS-3 onboard device for automatic train operation and a rail transit vehicle, wherein the CTCS-3 onboard device for automatic train operation comprises: an interface module (10) and a train control command generating module (11), wherein the interface module (10) is connected to the train control command generating module (11), an automatic train protection device (20), and a train control interface (21), respectively; the train control command generating module (11) exchanges information with the automatic train protection device (20) and the train control interface (21) via the interface module (10); and the train control command generating module (11) is used to generate train control commands according to information received via the interface module (10), and transmit the train control commands to the train control interface (21) via the interface module (10), so that devices connected to the train control interface (21) can obtain and execute the commands. The CTCS-3 onboard device for automatic train operation and the rail transit car according to the present invention can efficiently and automatically control a high-speed train, which in turn enables the smooth operation and stopping precision, thereby improving passenger comfort and satisfaction.

The invention belongs to the technical field of rail transit, and in particular relates to a system linkage method in the rail transit after an equipment failure. The method comprises the following steps of: intercoupling professional systems arranged in a station, an interval and a control centre, wherein the professional systems comprise a control centre comprehensive monitoring system, a station comprehensive monitoring system, an electromechanical equipment monitoring system, an electric power monitoring system, a closed circuit television system, a broadcasting system, a passenger information system, a screen door system and an automatic train monitoring system; monitoring the operating states of the professional systems; and selecting a station level linkage fault mode or a central level fault linkage mode according to fault information. The method has the advantages of improving the automation degree of rail transit line operation, realizing the functions of optimum management, staff conservation and synergy and the reduction of manual mistake operation, improving the comprehensive response speed of each system in the rail transit, and ensuring personal and equipment safety by establishing a fast response plan in the situation that equipment has a fault.

The invention discloses an environmental simulator suitable for an ATC. The simulator comprises a vehicle equipment simulation subsystem, a trackside zone controller (ZC) simulation subsystem, a computer-based interlocking (CBI) simulation subsystem and an automatic train supervision (ATS) simulation subsystem; the application logic of a real target system is directly adopted in the simulator and simulation subsystems and real targets can operate simultaneously; and the simulation systems simulate a plurality of trains, a plurality of trackside ZCs, and a plurality of CBIs respectively and simulate the operating condition of a whole line. According to the simulator, simulation of the whole line is provided, the operating scenes of real lines are simulated, all fault injection combinations of tests among the subsystems are provided, an approximately real complete simulated environment of the ATC is provided, the problem of integration testing of the ATC is solved, the processing logic identical with targets is adopted, and the simulation degree is high.

The invention discloses a protocol conversion server based on an OPC UA (optical proximity correction unified architecture) standard and an ATS (automatic train supervision) system. The server comprises an information model building unit for building an information model of the ATS system according to information of the automatic train supervision (ATS) system, a dynamic linking library generation unit for leading out the information model of the ATS system to generate a model type library which is compiled to be an ATS model dynamic library, and a protocol conversion unit for converting the ATS model dynamic library from an ATS system protocol into a point list meeting the OPC UA standard through a software development kit SDK of the OPC UA standard according to a preset ATS system protocol analysis library. According to the protocol conversion server based on the OPC UA (optical proximity correction unified architecture) standard and the ATS (automatic train supervision) system, a standardized communication protocol is realized, combination among all systems of a rail transit is facilitated, and intelligence of the rail transit and secure transmission of communication data can be realized favorably.

The invention relates to a train autonomous operation system with a degradation management device and application thereof, and the system comprises a train automatic monitoring system ATS which is used for monitoring and controlling the operation of a train; atrackside resource manager which is used for being responsible for distributing and recycling line resources; a trackside train controller which is used for managing and tracking a faulty train, taking over the faulty train to apply for and release resources, and interacting with an adjacent train; a target controller OC which is used forrealizing trackside equipment state acquisition and driving; a vehicle-mounted controller CC which is used for requesting and releasing line resources according to a plan and actively controlling thetrain; a transponder which is used for providing position information of the train in combination with the line map; and a degradation management device BLS which is used for providing correspondingtrain ID and train position information for the trackside train controller according to the acquired transponder information. Compared with the prior art, the system has the advantages of ensuring theavailability and safety of the whole system and the like.

The invention provides a train control system and a train. The train control system comprises automatic train supervision (ATS), a zone integrated controller (ZIC), an object controller (OC) and the train; the train is used for sending position information of the train to the ZIC and receiving the sorting result of the train and axle counter occupancy information which are sent by the ZIC; a traveling path of the train is determined according to the sorting result of the train, the axle counter occupancy information, an operating plan sent by the ATS, and operation parking point information ona train-mounted electronic map; ahead dangerous points of the train are determined according to front train information sent by the ZIC and a trackside equipment state; and moving authority of the train is calculated according to the ahead dangerous points. According to the train control system and the train, the train can autonomously calculate the moving authority, a large amount of calculationof a zone controller (ZC) is separated, the whole line belongs to one ZC region, a large amount of data communication and logic processing across the ZC region is avoided, a route is not arranged, tedious operation such as selecting and arranging, managing, locking, opening and unlocking of the route is not needed, and the traveling efficiency is greatly improved.

The invention relates to a train autonomous control system and a method based on train-train communication. The system comprises a train automatic monitoring system ATS, a target controller OC, a vehicle-mounted subsystem CC, a label reader subsystem, a query responder and a data communication system DCS. The automatic train monitoring system ATS is connected with the vehicle-mounted subsystem CC.Wherein the train-mounted subsystems CC of adjacent trains are in communication connection with each other, the control system also comprises a trackside resource manager WRC; the trackside resourcemanager WRC is respectively connected with the train automatic monitoring system ATS, the train-mounted subsystems CC, the target controller OC, the label reader subsystem and the query responder. Compared with the prior art, the invention has the advantages of reducing the transmission link of data information on the network, improving the operation efficiency of the system and the like.

The invention provides a method for temporary speed limitation in urban rail transit. The method comprises the following steps: after an ATS (Automatic Train Supervision) workstation sets up the temporary speed limitation, a DSU (Data Service Unit) carries out legality check on the temporary speed limitation as well as carries out correctness check on the temporary speed limitation together with the ATS workstation; after the correctness check is passed, the DSU sends out the temporary speed limitation to a ground ATP (Automatic Train Protection) system; the ground ATP system respectively sends the temporary speed limitation to a vehicle-mounted ATP system and a computer interlocking system, so that the vehicle-mounted ATP system executes CBTC (Communications Based Train Control) temporary speed limitation, and the computer interlocking system executes point type temporary speed limitation. The invention also provides a system for the temporary speed limitation in the urban rail transit. The system comprises the ATS workstation, the DSU, the ground ATP system, the vehicle-mounted ATP system and the computer interlocking system. According to the method and the system, the setup, the management, the issuing and the execution of the temporary speed limitation are realized by using typical signal equipment, and the CBTC temporary speed limitation and the point type temporary speed limitation are integrated.

The invention discloses a method for adjusting a train operation curve. A plurality of check points are arranged between stations; an ATO (automatic train operation) system in a train calculates the train operation curve according to train operation time, which is issued by an ATS (automatic train supervision) system, between the two stations and determines scheduled arrival time of each check point between the two stations; and the ATO system adjusts the train operation curve according to actual arrival time and the scheduled arrival time of the train at each check point. Thus, the ATO system can adjust the operation curve while operating according to the operation curve, and the on-schedule rate of the train is improved.

The invention provides a CBTC train number window and track section occupancy synchronous display system comprising a zone control subsystem, an interlocking subsystem and an automatic train supervision subsystem. The zone control subsystem is in communicated connection with the interlocking subsystem and used for acquiring logic status information and transmitting the acquired logic section status information and axle counting section ARB status information to the interlocking subsystem. The interlocking subsystem is in communicated connection with the automatic train supervision subsystem and used for acquiring track status information, determining tracking section status of a train number window according to the logic status information and the track status information, and transmitting the determined tracking section status to the automatic train supervision subsystem. The logic status information and the track status information are integrated to determine final tracking section status of the train number window, so that the train number window displayed on a scheduling interface and marking train position is displayed consistently with actual train-occupied section status.

The invention provides a train control method, device and system. A vehicle on board controller (VOBC) is disposed at one end of a train. The train control method comprises the steps that the VOBC performs a train awakening process; after the train is successfully awakened, the VOBC acquires an operation plan sent by an automatic train supervision system (ATS); according to the direction indicatedby the operation plan, the VOBC sets the train running direction to be downlink or uplink; in the case of downlink, the VOBC takes the other end of the train without the VOBC as the head of the trainto position the train; in the case of uplink, the VOBC takes the end of the train with the VOBC as the head of the train to position the train; and according to the train positioning, the train is controlled to leave a parking garage. The train control method can simplify train configuration, reduces the train cost, shortens the length of time required for awakening the train, and improves the awakening efficiency of the train. Further, it is possible to realize that the train does not need end change to activate a cab in different running directions, the operation steps are simplified, and the running efficiency of the train is improved.

The invention discloses a dual-system hot standby switching method and system applied to an automatic train operation system. The switching method comprises the steps that firstly, a system logic unitand an opposite system logic unit are subjected to main standby competition; then, when the system logic unit or the opposite system logic system competes to be the main system, output and communication are controlled, and a main system status signal is output. Due to switching between dual-system hot standby, main and standby system switching is achieved, no back crossing (management) unit or functional similar back crossing (management) unit equipment needs to be added, and the system reliability is improved.

The invention relates to a resource management method for a TACS system, the TACS system comprises a train automatic monitoring system ATS, a target controller OC, a trackside resource manager WSIC and a vehicle-mounted controller CC, and the resource management method is characterized in that the vehicle-mounted controller CC is responsible for applying, using and releasing trackside resources; the trackside resource manager WSIC is responsible for distribution and recovery of trackside resources; the vehicle-mounted controller CC calculates required trackside resources according to an operation plan and path information received from a train automatic monitoring system ATS and applies to the trackside resource manager WSIC, and the trackside resource manager WSIC allocates resources according to the resource application information of the vehicle-mounted controller CC and the state of the current resources, and feeds back the resource allocation state to the vehicle-mounted controller CC. Compared with the prior art, the method has the advantages that trackside resource processing is simpler and more efficient, and the safety of resource allocation is ensured.

The invention provides a train door opening and closing control method, device and system. The method comprises the following steps of: obtaining a target object, a vehicle on-plate controller (VOBC)obtains a remote door opening and closing instruction from an automatic train supervision (ATS), and the VOBC determines whether an execution condition corresponding to the remote door opening and closing instruction is met or not according to the operation state of the train, and if the operation state of the train meets the execution condition, the VOBC executes the door opening process or the door closing process according to the remote door opening and closing instruction. The operation state of a train is detected through the VOBC with a high safety integrity level, whether an execution condition corresponding to the remote door opening and closing instruction is met is determined, remote door opening and closing control is then carried out, the accuracy of judgment of the door opening and closing instruction execution condition is improved, and the problems that in the related art, whether the train meets the execution condition corresponding to the remote door opening and closing instruction or not is determined through the ATS, due to the low safety integrity level of the ATS, judgment of the remote door opening and closing execution condition is inaccurate, misoperation iscaused, and potential safety hazards are generated are solved.

The invention discloses a temporary speed restriction method of a PMI interlocking system under a spot type ATP module. The temporary speed restriction method of the PMI interlocking system under the spot type ATP module comprises the steps that TSR (Temporary Speed Restriction) in all track regions is set; a safety order is sent to a PMI through an ATS (Automatic Train Supervision) to eliminate TSR needing not to be set; an initial signal generator TSR of an authorized backup route of the track region with TSR setting is activated and the initial signal generator shows red lamp; the signal generator TSR is in an inactivated state when the backup route is unlocked or the TSR on the backup route is eliminated. The PMI executes temporary speed restriction on one or a plurality of track areas set by a train automatic monitoring sub-system ATS for a spot type ATP module train under a backup module and interlocks and associates signal generators protecting the temporary speed restriction regions.

The invention discloses a remote axle-counting preliminary reset system which comprises an ATS (Automatic Train Supervision) server for outputting a remote axle-counting preliminary reset command, a power supply, an ACE (Axle Counter Evaluator), a PLC (Programmable Logic Controller), a relay unit and a PMI (Computer Based Interlocking System), wherein the remote axle-counting preliminary reset command is used by the PLC to control the ACE to execute preliminary reset; all relay coils of the relay unit are respectively connected with the PMI; all normally-opened contacts are sequentially connected between the power supply and the PLC in series; the PMI receives the remote axle-counting preliminary reset command, drives all relays in the relay unit to maintain high orders and further the power supply the PLC are connected and extracted; the ATS server is informed that all the relays in the relay unit respectively maintain the high-order state according to an extraction signal of the PMI, and transmits the remote axle-counting preliminary reset command to the PLC. According to the remote axle-counting preliminary reset system disclosed by the invention, the PMI is used to replace the actions of persons on duty, so the safety and the reliability are realized, and the risk caused by manual operation is avoided.

The invention discloses a temporary speed limiting method based on a plurality of in-place working stations and a DSU (Database Storage Unit). The temporary speed limiting method comprises the following steps that: the DSU receives temporary speed limiting messages transmitted by the plurality of in-place working stations, the DSU and the plurality of in-place working stations belong to the same ATS (Automatic Train Supervision) system; the DSU acquires the temporary speed limiting information corresponding to the identifier of the DSU according to the identifier of the DSU; and the temporary speed limiting information is transmitted to a ZC (Zone Controller) so that the ZC controls a CBTC (Communication Based Train Control) train to run according to the temporary speed limiting information, wherein the temporary speed limiting messages comprise identifiers of the in-place working stations, which transmit the temporary speed limiting messages, and also comprise an identifier of each DSU and temporary speed limiting information corresponding to the identifier of each DSU. According to the invention, the temporary speed limiting information of the plurality of in-place working stations are received through the DSU so as to ensure the safety, stability and fault tolerance of a train control system in the CBTC running mode.

The invention discloses an intelligent dynamic advertising system used for rail transit. The intelligent dynamic advertising system used for rail transit is externally connected with automatic train supervision servers, and comprises intelligent dynamic advertising servers, intelligent dynamic advertising workstations, a data communication system, an on-board local area network, on-board passenger display/broadcasting systems, a station local area network, and station passenger display/broadcasting systems. The automatic train supervision servers are used to provide station information tables and train positioning timetables for the intelligent dynamic advertising servers. The intelligent dynamic advertising workstations are used to provide various dynamic advertisements and advertisement playing rules to the intelligent dynamic advertising servers. The intelligent dynamic advertising servers are used to make station advertisement playing lists and on-board advertisement playing lists according to the advertisement playing tables, the station information tables, and the train positioning timetables, and the station passenger display/broadcasting systems and the on-board passenger display/broadcasting systems are used to play the advertisements respectively according to the station advertisement playing lists and the on-board advertisement playing lists. By adopting the intelligent dynamic advertising system, the stations and the trains are capable of playing different advertisements automatically according to the time and the places.

The invention discloses an urban rail transit fusion signal system and a use method, and the fusion signal system comprises: an automatic train monitoring system, which is used for transmitting a train operation plan; a first trackside management system, which operates in a TACS system and is used for generating route resource allocation information according to the train operation plan; a second trackside management system, which operates under the CBTC system and is used for generating driving permission information according to the train operation plan; and a vehicle-mounted controller, which is arranged on a rail transit train and is used for carrying out running control according to the line resource allocation information when the train runs in the TACS system, or carrying out running control according to the running permission information when the train runs in the CBTC mode. According to the invention, the driving control of the train in two different modes can be realized, the compatibility and intercommunity are realized, the operation requirements of the train in two different modes can be met, and the operation efficiency and reliability of the train are improved.

The invention discloses an intermittent fault detection method and system of an ATO (automatic train operation) controlled high-speed train brake system. The method includes the steps of establishing a linear approximation model of the high-speed train brake system under the influence of intermittent faults; based on the linear approximation model, establishing a scalar residual generator for intermittent faults of an actuator of the high-speed train brake system; based on the scalar residual generator, generating a detection signal, and performing hypothesis testing via the detection signal so as to detect the intermittent faults of the high-speed train brake system. The intermittent fault detection method and system has the advantages that the intermittent faults of high-speed trains can be accurately and quickly detected under the unknown disturbances and measurement noises, detection performance is quantified, and detectability of the intermittent faults is analyzed.

The invention discloses an event-driven-based rail transit automatic train monitoring system and a playback processing method. The event-driven-based rail transit automatic train monitoring system comprises an ATS (Automatic Train Supervision) server, an event acquiring and processing module and an extracted event displaying and processing module; the ATS server is responsible for acquiring and processing data and sending processed data to a client side to display; the event acquiring and processing module is used for acquiring events sent to the client side by the server and storing the event messages as files in a serializing manner; and the extracted event displaying and processing module is responsible for restoring the events from the files and driving the client side to display and process the events. According to the invention, the processes of operating the whole set of automatic train supervision system and carrying out complex processing, comparison on the data acquired by a main server and a spare server is not required, the event-driven-based rail transit automatic train monitoring system is simple in structure, and the historical data can be played back just by providing an off-line playback client side; and in addition, the playback content completely accords with historical scenes, and the internal processing data of systems for train adjustment, time table display and the like can be played back accurately.

The invention discloses a train speed monitoring system and method of a point type train control system. The method comprises the following steps that S1, an interlocking system determines occupationor clearing of track sections according to detection information of vehicle occupation detection equipment, and train positioning is achieved; S2, an automatic train monitoring system identifies a train through a train group number and obtains the length of the train; S3, the automatic train monitoring system periodically receives the occupation clearing state of each track section of a line fromthe interlocking system; S4, the automatic train monitoring system obtains the length of each track section from line configuration data; and S5, the average running speed of the train in the sectionis obtained by dividing the train displacement by the track section occupation time. According to the train speed monitoring system and method, under the condition of train-free continuous two-way communication, monitoring of a dispatching center on the train speed is achieved, and train overspeed/low-speed early warning of the point type train control system is achieved.