123 results about "Automatic train protection" patented technology

The invention provides a train full-automatic running method and system. The train full-automatic running method comprises the following steps that according to a running schedule or a command of a control center, trains are automatically awakened, and static detection and dynamic detection are completed; a parking lot control system performs route arrangement on the trains which are automatically awakened; the control center monitors the condition of the trains, the condition of the parking lot control system and the condition of an equipment centralization station, and controls and adjusts the running plan of each train combining the running schedule; when the trains need cleaning, a train washing machine sub system of the parking lot control system arranges a route for the trains to enter the train washing machine and a reentrant route for the trains to leave from the train washing machine; and when the trains stop running, automatic train protection ATP equipment and automatic train operation ATO equipment are closed, and AOM is kept working continuously. Compared with a conventional CBTC system, the train full-automatic running method disclosed by the invention realizes full-automatic running, the reliability, the safety, the availability and the maintainability of the train full-automatic running system are further improved, the operating emergency handling level is improved, the automation level is improved, and the labor strength is reduced.

The invention discloses a train stopping control method and system. The method comprises the following steps: adjusting the speed of a train to arrive at a station to a station entrance speed which is obtained by an automatic train protection curve and an in-station limit speed; when the train arrives at the station, determining the current distance between the train and an operation parking spot according to a received pulse signal sent by positioning synchronization points preset on a track; calculating a recommending speed corresponding to the current distance through a train control algorithm according to the current distance between the train and the operation parking spot, and adjusting the current speed of the train; and exerting a recommended brake gear on the train to reduce the speed and stop the train when the train passes through the last positioning locating synchronization point. According to the technical scheme provided by the invention, the influence caused by low speed measurement resolution is reduced; and the train can accurately stop in the station under various speed measurement resolutions.

A universal Automatic Train Protection ATP vehicle mounted system and mode control method. The invention mainly uses digital signal processing and safe redundant control technology, designs a safe Protection Automatic control system which can receive many varieties of ground vehicles information transmission modus, realize the combination of the train speed steps control and the first-order speed-distance model curve and realize the generalization of vehicle automatic protection system vehicle mounted equipments. And the ground vehicles information transmission modus consists of analog and digital track circuit, responder, GSM-R transmission, 2.4GHz wireless transmission, etc. the safe protect control is the safe braking model control using the combination of speed steps and first-order speed-distance model curve. The system mainly consists of power module, ground vehicles information transmission reception module, central processing module, recording module and man-machine interface MMI module, etc. The beneficial result is getting a solving program for users on the base of reducing construction costs and intercommunicating transport operation.

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 relates to an automatic train protection system and method based on image identification and multi-perception fusion. The automatic train protection system comprises an image collection unit (1), an image processing unit (2), a multi-perception fusion processing unit (3), an auxiliary perception unit (4) and an early warning result output unit (5), wherein the image collection unit (1), the image processing unit (2), the multi-perception fusion processing unit (3) and the early warning result output unit (5) are connected in sequence; the auxiliary perception unit (4) is connected with the multi-perception fusion processing unit (3). Compared with the prior art, the automatic train protection system and method based on image identification and multi-perception fusion can be adapted to complex conditions appearing in urban mass transit operation lines, the safe protection of a train is automatically realized according to the practical condition of a line, and the operation safety of urban mass transit is greatly improved.

The invention discloses a train tracking interval real-time early warning system based on CTC (central traffic control) and an early warning method, which belong to the field of high-speed train safety control technology. A dispatching center subsystem early warning server of the system consists of an early warning server and a dispatching command output unit, an application server of the dispatching center subsystem consists of a train number tracking unit and a wireless checking unit, vehicular equipment comprises a wireless train number vehicular encoder, and the system comprises a wireless train number decoder. The method includes acquiring a train number from decoded train comprehensive information by the aid of the wireless checking unit, comparing the acquired train number with a train number obtained by the train number tracking unit, and acquiring an accurate and reliable train number; and computing tracking intervals of a train by the aid of the early warning server, and controlling the dispatching command output unit to output control instruction according to a computation result. The train tracking interval real-time early warning system based on CTC and the early warning method form double channels with an ATP (automatic train protection) computation tracking interval method, a monitoring effect for a train tracking interval ATP control effect is realized, and integral safety of a train control system is improved.

The invention discloses a punctual train control system in a CBTC (Communication-based Train Control) fault mode and a control method of the punctual train control system in the CBTC fault mode. The punctual train control system comprises an ATS (Automatic Train Supervision) system, an axle counting system, an interlocking system, a trackside ATO (Automatic Train Operation) part, a trackside ATP (Automatic Train Protection) part, a trackside radio station, a vehicle-mounted radio station and a target controller, and particularly comprises a signal machine, a signal machine beacon, an advance announcing beacon and a vehicle-mounted ATC, wherein the ATS system is used for sensing various control commands; the axle counting system is used for monitoring the train positions; the interlocking system and the trackside ATO part are used for receiving the control commands from the ATS system; the trackside ATP part is used for building train moving authority; the trackside ratio station is used for sending the moving authority information of the trackside ATP part; the vehicle-mounted ration station is used for receiving information of the trackside ratio station; the target controller is used for collecting the trackside equipment state information; and the vehicle-mounted ATC comprises a database. The punctual train control system has the function of punctual ATC automatic driving, and also has the functions of double-red-lamp protection, overspeed protection, train precise station stop and the like at the same time.

The invention discloses a train control system adapting to existing line reconstruction. The train control system adapting to existing line reconstruction comprises ground equipment and on-board equipment. The ground equipment comprises an interlocking system, a parallel-port LEU and an active balise which are mounted in a station and connected sequentially, wherein the parallel-port LEU combines contact states of the interlocking system into access selection conditions and sends station messages to the corresponding active balise, and when a train passes through an acting range of the active balise, the active balise sends the corresponding station message to the on-board equipment of the train. The on-board equipment comprises a BTM (balise transmission module), a BTM antenna and an automatic train protection system, wherein when the train passes through the acting range of the active balise, the BTM receives the station messages sent by the active balise and sends the station messages to the automatic train protection system for subsequent processing. The train control system adapting to existing line reconstruction has the advantage that access information is sent to the on-board BTM through the station messages to enable a driver to acquire correct access information directly, so that the train pull-in risk that the driver selects wrong access information due to misoperation is avoided.

The invention discloses a full-automatic operation control system of a rail transit car depot or parking lot. The full-automatic operation control system comprises a train-ground communication subsystem, a train locating subsystem, an automatic train protection subsystem and a train automatic operation subsystem, wherein the train-ground communication subsystem is used for sending speed codes or movement authority information to the automatic train protection subsystem; the train locating subsystem is used for providing train position information and rectifying the distance measuring result of the automatic train protection subsystem; the automatic train protection subsystem is used for monitoring the running speed of a train; and the train automatic operation subsystem is used for realizing automatic operation of the train. The system can be used for improving the safety of traveling operation in the car deport and the parking lot, reducing the labor intensity of a driver and avoiding the influence of slow operation of a train inlet / outlet section on main track operation sequence; and meanwhile, the system is compatible with a main track and an existing system, can adapt to new construction and renovation projects, can be easily realized and does not need more investment.

The invention provides a synchronous control method for a heavy-duty locomotive signal based on ATP / ATO (Automatic Train Protection / Automatic Train Operation) equipment. The synchronous control method is characterized by comprising the following steps of: synchronously controlling the power distribution of a train, and synchronously transmitting wireless data, wherein each locomotive is provided with a set of identical ATP / ATO equipment for grouping; the locomotive at one end in running direction is used as the main control locomotive for the train and responsible for the communication with a train control dispatching center; meanwhile, the main control locomotive is used for calculating the power distribution according to the line conditions and the grouping conditions and transmitting a synchronous control command to a slave control locomotive; after receiving the command from the main control locomotive, the slave control locomotive can synchronously apply traction force or braking force; and a GSM-R (Global System for Mobile Communications for Railway) digital mobile communication network is adopted as a wireless communication synchronization link of the locomotive signal according to the control command between the main control locomotive and the slave control locomotive. By implementing the synchronous control method for the heavy-duty locomotive based on the ATP / ATO equipment, the safety and the reliability of the control system are greatly improved.

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 discloses a method for quickly positioning a dormant train based on storage memory. The method comprises the following steps of firstly, enabling a train to enter a dormancy waking area, memorizing the train position before dormancy by train-mounted ATP (automatic train protection) or trackside ATP, and enabling the train to enter the dormant state; then, after the train is waked up from the dormant state, enabling a position detection device arranged in the train dormancy waking area to obtain the effective positioning information of the train, and combining the effective positioning information of the train and the memorized position information of the train before dormancy to check the train position, and judging whether the train is allowed to enter a positioning state or not; finally, after the train enters the positioning state, enabling the train-mounted ATP to report the position information to the trackside ATP, and converting the tracking mode of the train from a previous NTQB (dormant rain tracking mode) into TVB (communication train tracking mode) after the trackside ATP receives the position information. The method has the advantage that when a skipping interface is not provided between the train and a signal system, the train can also be quickly positioned.

An apparatus and method for controlling train speed are disclosed, the method including receiving an operation data, estimating a future train speed subsequent to a predetermined time of the train, using the operation data and dynamics model of a train, calculating a TTSLC {Time-To-Speed-Limit Crossing, a time when the train exceeds an ATP (Automatic Train Protection) speed limit}, and outputting a deceleration command by determining an additional braking force, in a case the TTSLC is smaller than a predetermined threshold.

The invention discloses a train operation control method, an automatic train protection (ATP) system and a China train control system 3 (CTCS-3) control unit. The train operation control method comprises: when a train is in the CTCS-3 state, receiving a running licence transmitted by a track circuit and a running licence transmitted by a radio signal; and controlling the train operation according to the running licence transmitted by the track circuit and the running licence transmitted by the radio signal. The ATP system comprisesa track circuit receiver (TCR) and the CTCS-3 control unit, wherein the TCR is used for receiving the running licence transmitted by the track circuit; and the CTCS-3 control unit is used for receiving the running licence transmitted by the track circuit through the TCR, receiving the running licence transmitted by the radio signal provided by a radio blockade center (RBC), and controlling the train operation according to the running licence transmitted by the track circuit and the running licence transmitted by the radio signal. The invention can be used for obviously the train operation safety.

The invention discloses a synchronous control system and method for a heavy-duty locomotive. The synchronous control system is characterized in that an ATP (automatic train protection) plug-in box and an ATO (automatic train operation) plug-in box transfer a message to wireless COMs (component object model) by an Ethernet interface, transfer a message to a DMI (desktop management interface) by a 422 interface and are in hard wired connection with vehicle control. The synchronous control method comprises the following steps that: a ground management GSM-R (global system for mobile communications for railway) network sends an operation command to a master-control locomotive by a ground communication node; after the wireless COM of the master-control locomotive receives the command, the command is sent to the ATP / ATO equipment of the master-control locomotive; the ATP / ATO equipment calculates the traction force or the brake force of the master-control locomotive and a slave-control locomotive according to the line data and the current state of the locomotive, and outputs the command; the command is sent to the ground communication node by the wireless COM of the master-control locomotive; the communication node forwards the command to an intermediate locomotive and the slave-control locomotive according to an IP (internet protocol) address; after receiving the respective command, the wireless COM of the intermediate locomotive and the wireless COM of the slave-control locomotive forward the respective commands to the ATP / ATO equipment of the locomotive; after the synchronous control system receives the command, driving or brake control is carried out, and the locomotive marshaling control is guaranteed to be synchronous.

The embodiment of the invention discloses a train control method and automatic train protection equipment, relating to the field of train control and aiming to effectively prevent a train from going forward prematurely under the disturbance situation and enhance the safety of the train. The method comprises the following steps of: calculating weights corresponding to n target points on a reference train control curve according to a preset weight function, a current speed of the train, a preset target speed of the train and the speeds of n target points before the train reaches the preset target speed; calculating points on the target train control curve according to a preset traveling target position of the train, a preset target speed, a calculated step length, the weights of the n target points on the reference train control curve and the position of a train pattern drawing point; and braking the train by using the target train control curve. The method and equipment are mainly applied to train control.

The invention provides an automatic train protection method in a distance-to-go mode. The method comprises analyzing carrier frequencies and code frequencies from received speed step track codes; determining the current position of the train according to the carrier frequencies and a plurality of corresponding code sequences of track segments of the position; determining a code sequence corresponding to the code frequencies according to the code frequencies received by the train at the current position in the plurality of code sequences, and determining corresponding track codes according to the code sequences; analyzing the track codes, and determining the corresponding unoccupied track segment number; obtaining train running permission authorization, that is, the protection distance to go, according to the current position, the unoccupied track segment number and the front path, and calculating a protection curve according to the line condition, wherein the protection train travels at the speed of the protection curve. Compared with traveling according to the speed of speed step track codes, the method has the advantages of being in flexibility and the reliability.

The invention discloses a comprehensive detection system of a high-speed railway balise, and the system belongs to the field of railway equipment detection. The system comprises a balise transmission module (BTM) main machine, a BTM antenna and an automatic train protection (ATP) system which communicate and are connected with the BTM main machine, a high-speed data acquisition device which communicates and is connected with the BTM main machine, and a detection, analysis and processing device which communicates and is connected with the high-speed data acquisition device through the BTM main machine. According to the system, when a train runs at high speed, the high-speed data acquisition device acquires the signals of the balise at high speed, the detection, analysis and processing device displays the waveform, frequency spectrum, detailed message information, characteristic indicators and the like of the signals of the balise after analyzing and processing the signals of the balise which are acquired and processed by the high-speed data acquisition device, the detection system is applicable to high-speed railway environments with the hourly speed being no less than 350km, accurately detects the balise system of the high-speed train, and ensures that the balise system works reliably.

The invention relates to a zone controller train transfer management method based on automatic protection of trains. The zone controller train transfer management method comprises the following steps: A, respectively setting virtual boundaries for an upstream ZC (Zone Controller) and a downstream ZC; B, transmitting a transfer 'automatic train protection' virtual boundary cross distance to the downstream ZC by the upstream ZC; C, establishing receiving 'automatic train protectio' by the downstream ZC; D, updating the receiving 'automatic train protection' by the downstream ZC; E, transmitting a receiving 'automatic train protection' virtual boundary cross distance to the upstream ZC by the downstream ZC; and F, deleting the transfer 'automatic train protection' by the upstream ZC. Compared with the prior art, the method has the advantages of being high in processing mechanism abstract degree, concise in interface, small in line constraint condition, low in processing coupling degree of adjacent ZCs, and the like when being adopted to process train transfer among ZCs.

The present invention relates to an automatic train protection stop (ATPS) device. The ATPS of the present invention is provided with both the functions of an automatic train protection (ATP) and an automatic train stop (ATS) by adding a K-Balise, on the ground, which is capable of transmitting ground information using a small air-gap data communication, and a ground information memory pack on a train. The present invention includes an on-board equipment including a main device, an on-board antenna, a speed detector connected to a shaft of wheel, an operation switch, a train controller, and a communication module; and a ground equipment including an ATS beacon connected to a track occupancy detection device, a K-Balise using data communication, and a program part for inputting ground information data to the K-Balise. According to the present invention, it is possible to implement the high-speed data communication and to secure the security and reliability by operating in an available distance in electric source free scheme. Also, it has advantages of self-testing and operation recoding and maintaining functions and the improvement of the stability by protecting the no reaction and malfunctioning.

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.

An unmanned suspension maglev train and a control method and system thereof are provided. A passenger recognition system recognizes a passenger through a face recognition technology, and a speech recognition system recognizes a passenger instruction and updates a passenger database. The unmanned system of the train includes: an automatic train protection module, an automatic train monitoring module and an automatic train operation module, wherein the unmanned system operates, organizes, manages and serves the suspended maglev train in an artificial intelligence manner through interaction withthe passenger recognition system and the speech recognition system, thereby realizing intelligent unmanned fdriving and friendly human-vehicle interaction.

The invention relates to a deceleration control system for realizing automatic arrival parking of trains. The deceleration control system comprises an acceleration sensing device arranged on a train, wherein the acceleration sensing device is used for monitoring the real-time acceleration of the train, the braking level command is combined with the real-time acceleration as well as a speed signal and a displacement signal obtained by an ATP (automatic train protection) system for monitoring the train operation to be output to a braking control unit. The signal outputted by the braking control unit is connected to an electrically controlled switching solenoid valve; the inflation and the exhaust of a braking cylinder are automatically controlled; therefore, the deceleration of the train is controlled; and the accurate arrival parking is realized.

The invention relates to an automatic train supervision system and a train tracking method and belongs to an automatic train supervision technique. The train tracking method disclosed by the invention comprises the following steps: receiving data sent from an automatic train protector (ATP) and an interlock system by an automatic train supervision (ATS) system in real time, and performing stepping calculation according to the received data when the data is received each time, thereby realizing train tracking. By adopting the technical scheme of the invention, the train can be continuously tracked during a switching process in a tracking mode and under the conditions of a train communication fault and a non-communication train driving into a monitored scope.

The present invention relates to a fault diagnosis apparatus for a brake of a train, an automatic train operation system operated due to degradation of braking performance using the same, and a fault diagnosis method for the brake of the train. In particular, the present invention is directed to determining that a fault has occurred in the brake when the difference between the current acceleration of the train and the required acceleration is greater than or equal to a reference value and safely moving the train to a stopping point through a powering operation or coasting operation such that emergency braking is not applied by an automatic train protection (ATP) system if the fault has occurred in the brake. When a fault occurs in the brake of the train, the train is automatically operated such that emergency braking is not triggered by an ATP system.

The invention discloses an ATO (automatic train operation) velocity-measuring ranging system. In the system, an ATO system velocity-measuring ranging function is realized by calculating on the basis of ATP data and SRP velocity-measuring ranging unit data. The ATO system is only communicated with an ATP (automatic train protection) unit and an SRP velocity-measuring ranging unit, and connection with a speed sensor, a radar and a BTM processing unit is not needed. Under the condition of meeting the train control precision demand, the purpose of simple and clear structure is achieved. Besides, on the basis of the ATP velocity-measuring ranging data, the information of the SRP velocity-measuring ranging unit is combined by the ATO system, and the velocity-measuring ranging data is corrected, so that the accuracy of the velocity-measuring ranging data meets the train control requirement.

The invention discloses an automatic train protection system for a monorail, and relates to the technical field of train protection systems. A vehicular controller is respectively connected with a wireless communication terminal, a GPS (global positioning system), a human-computer interaction interface, a transponder transmission module, a speed sensor and a train connector unit, the vehicular controller comprises two sets of secure computer cases and one set of train connector case, the secure computers include an I-series secure computer and an II-series secure computer, and the secure computer cases form a 'square' structure capable of improving system availability. According to characteristics of a monorail train, the train is positioned by the ground in a non-contact manner, three-dimensional space positioning of the train is achieved, and safer and richer signal input and output interfaces greatly improve safety and expandability of the automatic train protection system and adapt to a monorail train system.

The invention discloses train control system on-board equipment, which comprises a track circuit signal reading unit, a line information reading unit and a calculation unit, wherein the track circuit signal reading unit is used for reading a track circuit signal and demodulating the track circuit signal based on two-out-of-two demodulation in a time frequency domain combined mode to acquire train running license information; the line information reading unit is used for reading line information from a ground point type responder; and the calculation unit is used for calculating a speed protection curve of a train by using the training running license information and the line information. The invention also discloses a method for demodulating a track circuit signal. The invention provides ATP (Automatic Train Protection) on-board equipment which meets CTCS-2 level train control system technical specification and can control the train operation in real time.