Train-ground integrated electromechanical system and train

Abstract

The invention provides a train-ground integrated electromechanical system and a train, which can be applied to the technical field of rail transit. The system comprises a train autonomous operation subsystem which obtains an operation signal through a signal system and sends a control signal to a train according to the operation signal to control the operation of the train; the train-ground cooperative power supply subsystem obtains the train state through the control management system and provides traction force according to the train state; the vehicle-mounted public work detection subsystem is used for detecting operation equipment according to the operation signal and the train state; the train-ground cooperative passenger service subsystem obtains the passenger congestion degree through a passenger information system and provides passenger service according to the passenger congestion degree; the train-ground collaborative overhaul and maintenance subsystem is used for acquiring train fault data through the health management system and maintaining the train according to the train fault data; the train autonomous operation subsystem, the train-ground cooperative power supply subsystem, the vehicle-mounted public work detection subsystem, the train-ground cooperative passenger service subsystem and the train-ground cooperative overhaul and maintenance subsystem are connected through a network.

Description

Technical Field

[0001] The present disclosure relates to the field of rail transit technology, and more specifically, to a vehicle-ground integrated electromechanical system and a train. Background Art

[0002] The signal system of a train is usually used to guide the direction and speed of the train, ensuring that the train moves safely on the correct track; the power supply system of the train provides a continuous source of power for the train to ensure its continuous and stable operation; the vehicle control system of the train is responsible for adjusting various functions of the train, such as door opening and closing, lighting adjustment, etc., to improve the comfort of passengers. However, with the rapid development of rail transit technology, the use of various train systems in related technologies can no longer meet the requirements for the intelligence of rail transit. Therefore, a new electromechanical system needs to be designed. Summary of the invention

[0003] In view of this, the present disclosure provides a vehicle-ground integrated electromechanical system and a train.

[0004] One aspect of the present disclosure provides a vehicle-ground integrated electromechanical system, comprising:

[0005] The train autonomous operation subsystem is used to obtain the operation signal of the above train through the signal system of the train, and send a control signal to the above train according to the above operation signal to control the operation of the above train;

[0006] A train-ground cooperative power supply subsystem, used for obtaining the train status of the train through the control management system of the train, and providing traction force to the train according to the train status;

[0007] The on-board maintenance detection subsystem is used to detect the operation equipment related to the above train according to the above operation signal and the above train status;

[0008] The train-ground collaborative passenger service subsystem is used to obtain the passenger congestion related to the above train through the passenger information system of the above train, and provide passenger services according to the passenger congestion of the above train;

[0009] The train-ground collaborative inspection and maintenance subsystem is used to obtain the train fault data of the above train through the health management system of the above train, and maintain the above train according to the above train fault data;

[0010] Among them, the above-mentioned train autonomous operation subsystem, the above-mentioned vehicle-ground collaborative power supply subsystem, the above-mentioned vehicle-ground collaborative engineering inspection subsystem, the above-mentioned vehicle-ground collaborative passenger service subsystem and the above-mentioned vehicle-ground collaborative inspection and maintenance subsystem are connected through a network.

[0011] According to an embodiment of the present disclosure, the above-mentioned train autonomous operation subsystem includes:

[0012] The target controller unit is used to obtain the above-mentioned operation signal of the above-mentioned train through the above-mentioned signal system of the above-mentioned train, and send a control signal to the above-mentioned train according to the above-mentioned operation signal to control the operation of the above-mentioned train.

[0013] According to an embodiment of the present disclosure, the vehicle-ground cooperative power supply subsystem includes:

[0014] a line energy management unit, configured to obtain the train state of the train through the control management system of the train when the train is in an AC mode, and generate an AC dispatching instruction for dispatching the traction force of the train according to the train state;

[0015] an energy dispatching unit, configured to dispatch the traction force for the train according to the AC dispatching instruction when the train is in AC mode;

[0016] A co-phase power supply unit, used for providing the traction force to the train when the train is in AC mode;

[0017] Wherein, the line energy management unit, the energy dispatching unit and the same-direction power supply unit are connected via a network.

[0018] According to an embodiment of the present disclosure, the above-mentioned vehicle-ground cooperative power supply subsystem includes:

[0019] a train-ground energy management unit, configured to obtain the train state of the train through the control management system of the train when the train is in a DC mode, and determine a DC dispatching instruction for dispatching the traction force of the train according to the train state;

[0020] a bidirectional converter unit, used for providing the traction force to the train according to the DC dispatching instruction when the train is in DC mode;

[0021] The vehicle-ground energy management unit and the bidirectional converter unit are connected via a network.

[0022] According to an embodiment of the present disclosure, the above-mentioned operating equipment includes tracks, tunnels and contact lines, and the above-mentioned vehicle-mounted engineering maintenance detection subsystem includes:

[0023] A track detection unit, used for detecting the track related to the train according to the running signal and the train status;

[0024] A tunnel detection unit, used for detecting the tunnel related to the train according to the operation signal and the train status;

[0025] A contact network detection unit, used for detecting the contact network related to the train according to the operation signal and the train status;

[0026] Wherein, the track detection unit, the tunnel detection unit and the contact network detection unit are connected via a network.

[0027] According to an embodiment of the present disclosure, the vehicle-ground collaborative passenger service subsystem includes:

[0028] A passenger information management unit, used for acquiring passenger information related to the train through the passenger information system of the train;

[0029] an intelligent video analysis unit, configured to determine the number of passengers associated with the train according to the passenger information, and determine the passenger congestion degree associated with the train according to the number of passengers;

[0030] A smart passenger flow management unit, used for providing the above-mentioned passenger services to the above-mentioned passengers according to the above-mentioned passenger congestion degree;

[0031] Among them, the above-mentioned intelligent video analysis unit and the above-mentioned smart passenger flow management unit are connected through a network.

[0032] According to an embodiment of the present disclosure, the vehicle-ground collaborative inspection and maintenance subsystem includes:

[0033] A new daily train inspection unit, used to obtain the train fault data of the train through the health management system of the train, and perform daily inspection on the train according to the train fault data;

[0034] Intelligent rack overhaul unit, used for intelligent overhaul of key components of the above trains;

[0035] Intelligent control unit, used to manage the above train fault data, daily maintenance data and intelligent maintenance data;

[0036] Among them, the above-mentioned new daily train inspection unit, the above-mentioned intelligent frame overhaul unit and the above-mentioned intelligent management and control unit are connected through a network.

[0037] According to an embodiment of the present disclosure, it also includes a vehicle-ground electromechanical system data application service platform, which is used for data interaction between the above-mentioned train autonomous operation subsystem, the above-mentioned vehicle-ground collaborative power supply subsystem, the above-mentioned on-board engineering inspection subsystem, the above-mentioned vehicle-ground collaborative passenger service subsystem and the above-mentioned vehicle-ground collaborative inspection and maintenance subsystem.

[0038] According to an embodiment of the present disclosure, the vehicle-ground electromechanical system data application service platform includes:

[0039] The data management sub-platform is used to manage the data of the above-mentioned train autonomous operation subsystem, the above-mentioned train-ground coordinated power supply subsystem, the above-mentioned on-board engineering inspection subsystem, the above-mentioned train-ground coordinated passenger service subsystem and the above-mentioned train-ground coordinated inspection and maintenance subsystem;

[0040] The operation auxiliary decision-making sub-platform is used to provide auxiliary instructions to the above-mentioned train according to the respective data of the above-mentioned train autonomous operation subsystem, the above-mentioned train-ground coordinated power supply subsystem, the above-mentioned on-board engineering inspection subsystem, the above-mentioned train-ground coordinated passenger service subsystem and the above-mentioned train-ground coordinated inspection and maintenance subsystem;

[0041] The system comprehensive fault processing sub-platform is used to analyze the data of each of the above-mentioned train autonomous operation subsystem, the above-mentioned train-ground coordinated power supply subsystem, the above-mentioned on-board engineering detection subsystem, the above-mentioned train-ground coordinated passenger service subsystem and the above-mentioned train-ground coordinated inspection and maintenance subsystem when at least one of the above-mentioned train autonomous operation subsystem, the above-mentioned train-ground coordinated power supply subsystem, the above-mentioned on-board engineering detection subsystem, the above-mentioned train-ground coordinated passenger service subsystem and the above-mentioned train-ground coordinated inspection and maintenance subsystem fails.

[0042] Another aspect of the present disclosure provides a train connected to the electromechanical system as described above.

[0043] According to the embodiments of the present disclosure, the embodiments of the present disclosure reconstruct, merge and optimize the train and its closely related subsystems such as power supply, running signal, engineering inspection, maintenance and passenger service to form a vehicle-ground integrated electromechanical system. The vehicle-ground integrated electromechanical system has clear functional division of labor, clear data flow and significant collaborative value among the subsystems, which effectively overcomes the problems of independent design, information isolation and decentralized control among the train, running signal, power supply and other systems in the related technology, realizes data integration management and collaborative analysis, and supports the functional improvement of each subsystem and the improvement of overall efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] The above and other objects, features and advantages of the present disclosure will become more apparent through the following description of the embodiments of the present disclosure with reference to the accompanying drawings, in which:

[0045] Figure 1 A block diagram of a vehicle-ground integrated electromechanical system according to an embodiment of the present disclosure is schematically shown;

[0046] Figure 2 A schematic diagram schematically shows the association between the vehicle-ground integrated electromechanical system and various train systems according to an embodiment of the present disclosure;

[0047] Figure 3 A schematic diagram schematically shows the connection relationship between the vehicle-ground integrated electromechanical system and the train according to an embodiment of the present disclosure; and

[0048] Figure 4 A block diagram of a train according to an embodiment of the present disclosure is schematically shown. DETAILED DESCRIPTION

[0049] Hereinafter, embodiments of the present disclosure will be described with reference to the accompanying drawings. However, it should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present disclosure. In the following detailed description, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the embodiments of the present disclosure. However, it is apparent that one or more embodiments may also be implemented without these specific details. In addition, in the following description, descriptions of known structures and technologies are omitted to avoid unnecessary confusion of the concepts of the present disclosure.

[0050] The terms used herein are only for describing specific embodiments and are not intended to limit the present disclosure. The terms "comprise", "include", etc. used herein indicate the existence of the features, steps, operations and / or components, but do not exclude the existence or addition of one or more other features, steps, operations or components.

[0051] All terms (including technical and scientific terms) used herein have the meanings commonly understood by those skilled in the art unless otherwise defined. It should be noted that the terms used herein should be interpreted as having a meaning consistent with the context of this specification and should not be interpreted in an idealized or overly rigid manner.

[0052] When using expressions such as "at least one of A, B, and C, etc.", they should generally be interpreted according to the meaning of the expression commonly understood by those skilled in the art (for example, "a system having at least one of A, B, and C" should include but is not limited to a system having A alone, B alone, C alone, A and B, A and C, B and C, and / or A, B, C, etc.).

[0053] In the embodiments of the present disclosure, the collection, updating, analysis, processing, use, transmission, provision, disclosure, storage, etc. of the data involved (for example, including but not limited to user personal information) are in compliance with the provisions of relevant laws and regulations, are used for legitimate purposes, and do not violate public order and good morals. In particular, necessary measures are taken for user personal information to prevent illegal access to user personal information data and maintain the security of user personal information, network security, and national security.

[0054] In the embodiments of the present disclosure, the user's authorization or consent is obtained before obtaining or collecting the user's personal information.

[0055] In the related technologies, under the traditional electromechanical system integration mode, the train, operating signal, power supply and other systems are designed independently, with isolated information and decentralized control, resulting in low train control efficiency.

[0056] The embodiments of the present disclosure provide a vehicle-ground integrated electromechanical system, including: a train autonomous operation subsystem, which is used to obtain the train's operating signal through the train's signal system, and send a control signal to the train according to the operating signal to control the train's operation; a vehicle-ground collaborative power supply subsystem, which is used to obtain the train status of the train through the train's control management system, and provide traction to the train according to the train status; an on-board engineering detection subsystem, which is used to detect operating equipment related to the train according to the operating signal and the train status; a vehicle-ground collaborative passenger service subsystem, which is used to obtain the passenger congestion of the train through the train's passenger information system, and provide passenger services according to the passenger congestion of the train; a vehicle-ground collaborative inspection and maintenance subsystem, which is used to obtain the train fault data of the train through the train's health management system, and maintain the train according to the train fault data; wherein the train autonomous operation subsystem, the vehicle-ground collaborative power supply subsystem, the on-board engineering detection subsystem, the vehicle-ground collaborative passenger service subsystem and the vehicle-ground collaborative inspection and maintenance subsystem are connected through a network.

[0057] Figure 1 A block diagram of a vehicle-ground integrated electromechanical system according to an embodiment of the present disclosure is schematically shown.

[0058] like Figure 1 As shown, the vehicle-ground integrated electromechanical system 100 includes a train autonomous operation subsystem 110, a vehicle-ground collaborative power supply subsystem 120, an on-board engineering detection subsystem 130, a vehicle-ground collaborative passenger service subsystem 140 and a vehicle-ground collaborative inspection and maintenance subsystem 150.

[0059] The train autonomous operation subsystem 110 is used to obtain the train operation signal through the train signal system, and send a control signal to the train according to the operation signal to control the operation of the train.

[0060] The train-ground cooperative power supply subsystem 120 is used to obtain the train status of the train through the train control management system and provide traction to the train according to the train status.

[0061] The on-board maintenance detection subsystem 130 is used to detect the operating equipment related to the train according to the operating signals and the train status.

[0062] The train-ground collaborative passenger service subsystem 140 is used to obtain the passenger congestion of the train through the passenger information system of the train and provide passenger services according to the passenger congestion of the train.

[0063] The train-ground collaborative inspection and maintenance subsystem 150 is used to obtain the train fault data of the train through the train health management system and maintain the train according to the train fault data.

[0064] Among them, the train autonomous operation subsystem 110, the train-ground collaborative power supply subsystem 120, the on-board engineering inspection subsystem 130, the train-ground collaborative passenger service subsystem 140 and the train-ground collaborative inspection and maintenance subsystem 150 are connected through a network.

[0065] According to the embodiments of the present disclosure, the vehicle-ground integrated electromechanical system can be connected to the train's signal system, control management system, passenger information system, health management system, etc. through a network.

[0066] According to an embodiment of the present disclosure, the running signal of a train may be an running signal generated by the driver's operation during the running of the train. The automatic train operation system may be connected to the signal system of the train, obtain the running signal of the train from the signal system of the train, and confirm whether the train can run according to the running signal based on the running signal. The automatic train operation system may obtain the running information of other trains on the rail transit network, and determine whether the train can run according to the running signal based on the running information of other trains.

[0067] According to an embodiment of the present disclosure, the train status may be information such as the position, speed, and number of the train, and traction may be provided to the train based on the information such as the position, speed, and control signals of the train.

[0068] According to the embodiments of the present disclosure, the subsystems in the electromechanical system are connected through a network, so their respective data can be transmitted to each other. The on-board maintenance detection subsystem can obtain the operation signal from the train autonomous operation subsystem and the train status from the vehicle-ground cooperative power supply subsystem. The train-related operation equipment can be an external device required by the train during operation. The train's operating speed, track, etc. can be determined based on the operation signal and the train status. Therefore, the train-related operation equipment can be determined and then detected.

[0069] According to the embodiments of the present disclosure, the passenger information system of the train can be obtained through the ticket purchasing system, and can also be collected on-site through an image acquisition device. The image acquisition device can be a crowd detection device, an image shooting device, etc. The crowd flow of the train can be obtained through the image acquisition device, so as to determine the passenger congestion of the train. According to the passenger congestion of the train, prompt services can be provided in relevant places. For example, the waiting platform is divided into three waiting positions A, B, and C. The passenger congestion at waiting positions A and C is relatively low, and the passenger congestion at waiting position B is relatively high. This situation can be broadcasted through the broadcasting equipment of the waiting platform, so that passengers can be informed of the distribution of crowds in a timely manner, and then move to reduce the congestion. The acquisition and use of passenger information in the embodiments of the present disclosure comply with the provisions of relevant laws and regulations, are used for legal purposes, and do not violate public order and good customs.

[0070] According to an embodiment of the present disclosure, the train health management system can be a system for train self-inspection. The train can obtain train fault data through self-inspection when there is a fault. The train-ground collaborative inspection and maintenance subsystem can obtain the train fault data and maintain the train based on the train fault data. The train-ground collaborative inspection and maintenance subsystem can coordinate the data of other subsystems to determine the cause of the train fault and perform maintenance.

[0071] According to the embodiments of the present disclosure, the subsystems in the vehicle-ground integrated electromechanical system can be connected via a network, thereby enabling data exchange.

[0072] According to the embodiments of the present disclosure, the embodiments of the present disclosure reconstruct, merge and optimize the train and its closely related subsystems such as power supply, running signal, engineering inspection, maintenance and passenger service to form a vehicle-ground integrated electromechanical system. The vehicle-ground integrated electromechanical system has clear functional division of labor, clear data flow and significant collaborative value among the subsystems, which effectively overcomes the problems of independent design, information isolation and decentralized control among the train, running signal, power supply and other systems in the related technology, realizes data integration management and collaborative analysis, and supports the functional improvement of each subsystem and the improvement of overall efficiency.

[0073] Figure 2 The diagram schematically shows the association between the vehicle-ground integrated electromechanical system and various train systems according to an embodiment of the present disclosure.

[0074] like Figure 2 As shown, the vehicle-ground integrated electromechanical system is connected to various systems of the train, wherein the train autonomous operation subsystem is connected to the signal system of the train, including a target controller unit, which is used to obtain the train's operation signal through the train's signal system and send a control signal to the train according to the operation signal to control the operation of the train.

[0075] According to an embodiment of the present disclosure, a train autonomous monitoring unit (ATS) may be a unit in a train autonomous operation subsystem for monitoring an operation status of a train.

[0076] According to the embodiments of the present disclosure, the train autonomous operation subsystem is based on vehicle-to-vehicle communication technology, takes the train as the core control entity, adopts the resource management concept, deeply integrates the signal system with the train, and realizes a new train operation control system format that transforms the train operation mode from automation to autonomy. It has the characteristics of lower construction cost, higher transportation capacity, stronger operational flexibility and easier interconnection.

[0077] According to an embodiment of the present disclosure, a signal system in a train may be controlled by a control circuit.

[0078] The train autonomous operation subsystem can also be replaced by a virtual coupled train control subsystem. The virtual coupled train control subsystem is based on the train autonomous operation subsystem. It deeply integrates the signal system with the train, and adopts T2T communication, collaborative control and other technologies to realize the autonomous operation subsystem of two or more trains forming a formation with relative braking distance. It can provide users with more flexible dynamic formation and more diversified operation organization methods.

[0079] The train autonomous operation subsystem can also be replaced by an autonomous sensing train control subsystem. The autonomous sensing train control subsystem is based on the train autonomous operation subsystem. It deeply integrates the signal system with the train, and adopts autonomous sensing technologies such as Beidou, secondary radar, and inertial navigation to realize the autonomous operation of the train in normal mode and backup mode. At the same time, it can eliminate axle counters, signal machines, point transponders and other equipment, and has the advantages of higher positioning accuracy, lower life cycle cost, and higher operating efficiency.

[0080] According to an embodiment of the present disclosure, the vehicle-ground coordinated power supply subsystem is connected to the train control and management system (TCMS), and the vehicle-ground coordinated power supply subsystem can supply power to the train in an AC mode or a DC mode. Figure 2 As shown, when the power supply to the train is in AC mode, the train-ground cooperative power supply subsystem may include a line energy management unit, an energy scheduling unit and a same-phase power supply unit.

[0081] A line energy management unit is used to obtain the train status of the train through the train control management system, and generate an AC dispatching instruction for dispatching the traction force of the train according to the train status; an energy dispatching unit is used to dispatch the traction force for the train according to the AC dispatching instruction; a co-phase power supply unit is used to provide traction force to the train; wherein the line energy management unit, the energy dispatching unit and the co-phase power supply unit are connected through a network.

[0082] According to an embodiment of the present disclosure, the line energy management unit can be connected to the control and management system of the train, and obtain the train status of the train from the control and management system of the train. The train status may be the speed, position, train number, etc. of the train. The required traction force of the train can be determined according to the train status of the train, thereby generating an AC dispatching instruction. The AC dispatching instruction can dispatch the required traction force of the train to the train.

[0083] According to an embodiment of the present disclosure, an energy dispatching unit may be arranged in a phase separation area to provide traction force to a train when the train passes through a phase separation area. A same-direction power supply unit may be arranged in a traction station to provide traction force of a same-direction current to a train when the train passes through a traction station. The kinetic energy of other trains under braking may also be recovered to provide traction force for the train.

[0084] According to the embodiments of the present disclosure, the vehicle-ground cooperative power supply subsystem in the AC mode is based on the traditional AC traction power supply system. By adding a traction station co-directional power supply unit, a sub-station energy dispatching unit and a line energy management unit for the entire line, a new traction power supply system is realized, which realizes the controllable flow of traction network energy, the train does not perceive excessive phase separation, and the utilization rate of regenerated energy. It has the advantages of improving the current characteristics of the traction network and the quality of electric energy.

[0085] According to the embodiments of the present disclosure, Figure 2 As shown, when the power supply to the train is in DC mode, the vehicle-ground coordinated power supply subsystem may include a vehicle-ground energy management unit and a bidirectional converter unit.

[0086] The train-ground energy management unit is used to obtain the train status of the train through the train control management system, and determine the DC dispatching instructions for dispatching the traction force of the train according to the train status; the bidirectional converter unit is used to provide traction to the train according to the DC dispatching instructions; wherein the train-ground energy management unit and the bidirectional converter unit are connected through a network.

[0087] According to an embodiment of the present disclosure, the vehicle-ground energy management unit can be connected to the control and management system of the train, and obtain the train status of the train from the control and management system of the train. The train status can be the speed, position, train number, etc. of the train. The required traction force of the train can be determined according to the train status of the train, thereby generating an AC dispatching instruction. The AC dispatching instruction can dispatch the required traction force of the train to the train.

[0088] According to the embodiments of the present disclosure, the bidirectional conversion unit can be a controllable bidirectional conversion device that replaces the original rectifier setting on the basis of the traditional DC traction power supply system, and at the same time, a vehicle-ground energy management unit connecting the train and the ground power supply system is constructed to realize controllable bidirectional energy flow and a vehicle-ground collaborative power supply subsystem that actively controls the DC traction network voltage and current, and has the advantages of stabilizing network voltage fluctuations and reducing line losses.

[0089] According to the embodiments of the present disclosure, Figure 2 As shown, the operating equipment may include tracks, tunnels and contact networks. The train may also include an on-board network track and tunnel detection system. The on-board network track and tunnel detection system can be connected to the control management system inside the train, and can also be connected to the on-board engineering detection subsystem. The on-board engineering detection subsystem includes a track detection unit, a tunnel detection unit and a contact network detection unit.

[0090] A track detection unit is used to detect tracks related to the train based on operating signals and train status; a tunnel detection unit is used to detect tunnels related to the train based on operating signals and train status; and a contact network detection unit is used to detect contact networks related to the train based on operating signals and train status; wherein the track detection unit, the tunnel detection unit and the contact network detection unit are connected via a network.

[0091] According to the embodiments of the present disclosure, the track detection unit can perform track geometry parameter detection and track defect image detection. The tunnel detection unit can perform tunnel limit convergence detection and tunnel surface defect image detection. The contact network detection unit can perform contact network geometry parameter detection and contact network defect image detection.

[0092] According to the embodiments of the present disclosure, the on-board engineering inspection subsystem may be a new type of comprehensive engineering inspection system that integrates an engineering inspection device into an operating train and constructs a ground engineering management platform to realize real-time inspection of the status of infrastructure such as tracks, contact networks, tunnels, etc. during train operation, as well as integrated analysis of train and engineering inspection data.

[0093] According to the embodiments of the present disclosure, the vehicle-mounted maintenance inspection subsystem can solve the problems of low efficiency, high labor intensity, high labor costs and only being able to operate during the window period in the related technology, thereby achieving the goal of reducing labor, saving time and saving costs.

[0094] According to the embodiments of the present disclosure, Figure 2 As shown, the train may also include a passenger information system (PIS system), and the PIS system may also be controlled through a control circuit. The PIS system may be connected to the passenger service subsystem of the train-ground system. The train-ground collaborative passenger service subsystem includes a passenger information management unit, an intelligent video analysis unit, and an intelligent passenger flow management unit.

[0095] A passenger information management unit is used to obtain passenger information related to the train through the passenger information system of the train; an intelligent video analysis unit is used to determine the number of passengers related to the train based on the passenger information, and determine the passenger congestion related to the train based on the number of passengers; a smart passenger flow management unit is used to provide passenger services to passengers based on the passenger congestion; wherein the intelligent video analysis unit and the smart passenger flow management unit are connected through a network.

[0096] According to the embodiments of the present disclosure, the PIS system can collect train-related videos in places such as train carriages, train platforms, and train waiting halls through image acquisition equipment, and transmit the videos to the passenger information management unit. The passenger information management unit processes the passenger information in video form and sends it to the video analysis unit. The video analysis unit can analyze the video to determine the number of passengers, and determine the passenger congestion related to the train based on the number of passengers and the passenger capacity of the place, so that the intelligent passenger flow management unit can provide passenger services to passengers at the place. The video analysis unit can also perform residual detection. Passenger services can be voice broadcasts, video playback, information push services, etc. For example, passengers who need to take the train can obtain the information through the push of relevant software applications before arriving at the station, and passengers who are already at the station, platform, etc. can obtain the information through voice broadcasts, video playback, etc., so that timely adjustments can be made. The vehicle-ground collaborative passenger service subsystem can also realize intelligent passenger services in scenarios such as integrated push of audio and video information, human-machine intelligent interaction, intelligent video monitoring, and multi-system emergency linkage.

[0097] According to an embodiment of the present disclosure, the PIS system can also obtain passenger information when a passenger buys a ticket. The passenger information is obtained with the authorization of the passenger, for example, the PIS system can request authorization from the passenger to obtain the passenger information when the passenger buys a ticket.

[0098] According to the embodiments of the present disclosure, the vehicle-ground collaborative passenger service subsystem can use data collaboration of passenger information between trains and the ground, ground PIS / PA / CCTV back-end integration, smart travel App applications and other means to create a vehicle-ground integrated passenger service subsystem with the aim of improving the level of passenger service and providing passengers with a safer, more comfortable and more convenient riding experience.

[0099] According to the embodiments of the present disclosure, Figure 2 As shown, the train health management system (PHM system) can be connected to the train-ground collaborative inspection and maintenance subsystem, which includes a new daily train inspection unit, an intelligent frame overhaul unit and an intelligent management and control unit.

[0100] The new daily train inspection unit is used to obtain the train fault data of the train through the train health management system, and perform daily maintenance of the train according to the train fault data; the intelligent rack overhaul unit is used to perform intelligent maintenance of key components of the train; the intelligent management and control unit is used to manage train fault data, daily maintenance data and intelligent maintenance data; among them, the new daily train inspection unit, the intelligent rack overhaul unit and the intelligent management and control unit are connected through a network.

[0101] According to an embodiment of the present disclosure, the new daily train inspection unit may be a unit that inspects trains every day. The new daily train inspection unit may obtain train fault data from the train health management system during daily driving, thereby performing targeted inspections based on the train fault data.

[0102] According to the embodiments of the present disclosure, in addition to daily maintenance, the train also needs to perform maintenance on key components, such as pantographs. Through the intelligent rack overhaul unit, key components can be regularly intelligently maintained, and the maintenance data of each key component can be recorded, so as to intelligently analyze the use of key components.

[0103] According to an embodiment of the present disclosure, the intelligent management and control unit can provide management for the data used and generated by the new daily train inspection unit and the intelligent rack overhaul unit.

[0104] According to the embodiments of the present disclosure, the vehicle-ground collaborative inspection and maintenance subsystem focuses on the train yard business, takes accurate train maintenance as the goal, and opens up the data flow between the train status, train fault data, etc. The vehicle-ground collaborative inspection and maintenance subsystem can use advanced technologies such as artificial intelligence, industrial Internet, Internet of Things, operations optimization, and three-dimensional visualization to reorganize the train maintenance production mode and re-plan the yard layout structure through real-time perception of the train operation and maintenance status, and establish a new digital, standardized, visualized, safe, and intelligent yard operation and maintenance mode.

[0105] According to the embodiments of the present disclosure, Figure 2 As shown, the vehicle-ground integrated electromechanical system can also include a vehicle-ground electromechanical system data application service platform, which is used for data interaction between the train autonomous operation subsystem, the vehicle-ground collaborative power supply subsystem, the on-board engineering inspection subsystem, the vehicle-ground collaborative passenger service subsystem and the vehicle-ground collaborative inspection and maintenance subsystem.

[0106] According to the embodiments of the present disclosure, the vehicle-ground electromechanical system data application service platform can provide data interaction functions to the train autonomous operation subsystem, the vehicle-ground collaborative power supply subsystem, the on-board engineering detection subsystem, the vehicle-ground collaborative passenger service subsystem and the vehicle-ground collaborative inspection and maintenance subsystem.

[0107] According to an embodiment of the present disclosure, the vehicle-ground electromechanical system data application service platform includes a data management sub-platform, an operation auxiliary decision sub-platform and a system comprehensive fault processing sub-platform.

[0108] The data management sub-platform is used to manage the data of the train autonomous operation subsystem, the train-ground collaborative power supply subsystem, the on-board engineering inspection subsystem, the train-ground collaborative passenger service subsystem and the train-ground collaborative inspection and maintenance subsystem, so that the data of each subsystem can be comprehensively analyzed and the data interaction between the systems can be opened up.

[0109] The operation auxiliary decision-making sub-platform is used to provide auxiliary instructions to the train based on the data of the train autonomous operation subsystem, the train-ground collaborative power supply subsystem, the on-board engineering inspection subsystem, the train-ground collaborative passenger service subsystem and the train-ground collaborative inspection and maintenance subsystem, so as to enhance the coordination and data exchange between the subsystems.

[0110] The system comprehensive fault handling sub-platform is used to analyze the data of the train autonomous operation sub-system, the train-ground coordinated power supply sub-system, the on-board engineering detection sub-system, the train-ground coordinated passenger service sub-system and the train-ground coordinated inspection and maintenance sub-system when at least one of the systems fails. The system comprehensive fault handling sub-platform integrates the data between the sub-systems, enhances the data interaction between the sub-systems, and can consider the cause of the fault in all aspects. For example, based on the running status of the train and the data of the on-board engineering detection sub-system, the fault fusion diagnosis is carried out to support the rapid troubleshooting and location of the train operation fault, and determine whether it is a train fault or an infrastructure abnormality.

[0111] According to the embodiments of the present disclosure, the vehicle-ground electromechanical system data application service platform reflects the needs of data integration management, fusion analysis and data application of the vehicle-ground integrated electromechanical system. The construction of the vehicle-ground integrated electromechanical system can be based on the construction principle of "one platform, multiple scenarios", using standard specifications and open and shared ecological platforms built with technologies such as big data and microservices to strengthen the deep integration and coordination of data and business of each subsystem.

[0112] Figure 3 The figure schematically shows the connection relationship between the vehicle-ground integrated electromechanical system and the train according to an embodiment of the present disclosure.

[0113] like Figure 3As shown, the vehicle-ground integrated electromechanical system 310 may include a train autonomous operation subsystem, a vehicle-ground coordinated power supply subsystem, an onboard engineering inspection subsystem, a vehicle-ground coordinated passenger service subsystem, a vehicle-ground coordinated inspection and maintenance subsystem, and a vehicle-ground electromechanical system data application service platform. The train 320 may include a control management system (TCMS), a signal system, a passenger information system (PIS), a wireless system, and a health management system (PHM). Other electromechanical systems 330 may include a civil engineering system, a comprehensive monitoring system, a platform door system, a communication system, a ground command center system, an automatic ticket vending system, etc. The interface connections between the systems are all straight-line connections, as shown in the figure. The communication connections of the subsystems of the vehicle-ground integrated electromechanical system, the train systems, and other electromechanical systems are mainly realized based on multifunction vehicle buses (MVB) or vehicle-mounted Ethernet, among which the communication connections of the subsystems set in the ground part are mainly realized based on Ethernet or optical fiber, and the communication connections between the ground and the train are mainly realized based on LTE or WLAN.

[0114] According to the embodiments of the present disclosure, the TCMS of the train in the embodiments of the present disclosure can support the physical and functional integration of the automatic train operation subsystem (Automatic Train Operation, ATO) in the onboard part of the signal system; the train can provide installation, power supply, speed collection channels and operating status, and the onboard maintenance detection subsystem realizes the online detection function; the onboard equipment configuration and control circuit of the train in the embodiments of the present disclosure need to be changed accordingly according to the scheme after the system reconstruction, such as canceling the automatic over-phase device, reducing the number of speed sensors, changing the over-phase control circuit, the input and output circuit of the onboard signal system, etc. In the embodiments of the present disclosure, each electromechanical system is deconstructed and reconstructed, and the interface between each subsystem and the train is redefined to achieve the purpose of simplifying the system architecture and streamlining the equipment configuration.

[0115] Figure 4 A block diagram of a train according to an embodiment of the present disclosure is schematically shown.

[0116] like Figure 4 As shown, the train 410 is connected to a vehicle-ground integrated electromechanical system 420 .

[0117] According to an embodiment of the present disclosure, some subsystems in the vehicle-ground integrated electromechanical system 420 may also be arranged on the train.

[0118] The flowcharts and block diagrams in the accompanying drawings illustrate the possible implementation architecture, functions and operations of the systems, methods and computer program products according to various embodiments of the present disclosure. In this regard, each box in the flowchart or block diagram may represent a module, a program segment, or a part of a code, and the above-mentioned module, program segment, or a part of the code contains one or more executable instructions for implementing the specified logical function. It should also be noted that in some alternative implementations, the functions marked in the box may also occur in an order different from that marked in the accompanying drawings. For example, two boxes represented in succession can actually be executed substantially in parallel, and they can sometimes be executed in the opposite order, depending on the functions involved. It should also be noted that each box in the block diagram or flowchart, and the combination of boxes in the block diagram or flowchart, can be implemented with a dedicated hardware-based system that performs a specified function or operation, or can be implemented with a combination of dedicated hardware and computer instructions. It can be understood by those skilled in the art that the features recorded in the various embodiments of the present disclosure can be combined and / or combined in a variety of ways, even if such a combination or combination is not explicitly recorded in the present disclosure. In particular, without departing from the spirit and teaching of the present disclosure, the features described in the various embodiments of the present disclosure may be combined and / or combined in a variety of ways. All of these combinations and / or combinations fall within the scope of the present disclosure.

[0119] The embodiments of the present disclosure are described above. However, these embodiments are only for illustrative purposes and are not intended to limit the scope of the present disclosure. Although the embodiments are described above, this does not mean that the measures in the various embodiments cannot be used in combination to advantage. Without departing from the scope of the present disclosure, those skilled in the art may make a variety of substitutions and modifications, which should all fall within the scope of the present disclosure.

Claims

1. A vehicle-ground integrated electromechanical system, comprising: A train autonomous operation subsystem, used for acquiring an operation signal of the train through a signal system of the train, and sending a control signal to the train according to the operation signal to control the operation of the train; A train-ground cooperative power supply subsystem, used for obtaining the train status of the train through the control management system of the train, and providing traction to the train according to the train status; An on-board maintenance detection subsystem, used for detecting operation equipment related to the train according to the operation signal and the train status; A train-ground collaborative passenger service subsystem, configured to obtain the passenger congestion degree associated with the train through the passenger information system of the train, and provide passenger services according to the passenger congestion degree of the train; A train-ground collaborative inspection and maintenance subsystem, used for acquiring train fault data of the train through the health management system of the train, and maintaining the train according to the train fault data; Among them, the train autonomous operation subsystem, the vehicle-ground collaborative power supply subsystem, the on-board engineering detection subsystem, the vehicle-ground collaborative passenger service subsystem and the vehicle-ground collaborative inspection and maintenance subsystem are connected through a network.

2. The system according to claim 1, wherein: The train autonomous operation subsystem includes: The target controller unit is used to obtain the operation signal of the train through the signal system of the train, and send a control signal to the train according to the operation signal to control the operation of the train.

3. The system according to claim 1, wherein: The vehicle-ground cooperative power supply subsystem comprises: a line energy management unit, configured to obtain the train state of the train through the control management system of the train when the train is in an AC mode, and generate an AC dispatching instruction for dispatching the traction force of the train according to the train state; an energy dispatching unit, configured to dispatch the traction force for the train according to the AC dispatching instruction when the train is in AC mode; a co-phase power supply unit, used for providing the traction force to the train when the train is in an AC mode; Wherein, the line energy management unit, the energy scheduling unit and the same-direction power supply unit are connected via a network.

4. The system according to claim 1, wherein: The vehicle-ground cooperative power supply subsystem comprises: A train-ground energy management unit, configured to obtain the train state of the train through the control management system of the train when the train is in a DC mode, and determine a DC dispatching instruction for dispatching the traction force of the train according to the train state; a bidirectional converter unit, configured to provide the traction force to the train according to the DC dispatching instruction when the train is in DC mode; The vehicle-ground energy management unit and the bidirectional converter unit are connected via a network.

5. The system according to claim 1, wherein: The operating equipment includes tracks, tunnels and contact lines, and the on-board maintenance detection subsystem includes: A track detection unit, configured to detect the track associated with the train according to the operation signal and the train status; a tunnel detection unit, configured to detect the tunnel associated with the train according to the operation signal and the train status; A contact network detection unit, used for detecting the contact network related to the train according to the operation signal and the train state; Wherein, the track detection unit, the tunnel detection unit and the contact network detection unit are connected via a network.

6. The system according to any one of claims 1 to 5, wherein: The vehicle-ground collaborative passenger service subsystem includes: A passenger information management unit, used for acquiring passenger information related to the train through the passenger information system of the train; an intelligent video analysis unit, configured to determine the number of passengers associated with the train according to the passenger information, and determine the passenger congestion degree associated with the train according to the number of passengers; A smart passenger flow management unit, configured to provide the passenger service to the passenger according to the passenger congestion degree; Wherein, the intelligent video analysis unit and the smart passenger flow management unit are connected via a network.

7. The system according to any one of claims 1 to 5, wherein: The vehicle-ground coordinated inspection and maintenance subsystem includes: A new daily train inspection unit, used to obtain the train fault data of the train through the health management system of the train, and perform daily inspection and maintenance on the train according to the train fault data; An intelligent rack overhaul unit, used for intelligent overhaul of key components of the train; Intelligent management and control unit, used to manage the train fault data, daily maintenance data and intelligent maintenance data; Among them, the new daily train inspection unit, the intelligent rack overhaul unit and the intelligent management and control unit are connected through a network.

8. The system according to any one of claims 1 to 5 further includes a vehicle-ground electromechanical system data application service platform, which is used for data interaction between the train autonomous operation subsystem, the vehicle-ground collaborative power supply subsystem, the on-board engineering detection subsystem, the vehicle-ground collaborative passenger service subsystem and the vehicle-ground collaborative inspection and maintenance subsystem.

9. The system according to claim 8, wherein: The vehicle-ground electromechanical system data application service platform includes: A data management sub-platform, used to manage the data of the train autonomous operation subsystem, the train-ground coordinated power supply subsystem, the on-board engineering inspection subsystem, the train-ground coordinated passenger service subsystem and the train-ground coordinated inspection and maintenance subsystem; An operation auxiliary decision sub-platform, used for providing auxiliary instructions to the train according to the respective data of the train autonomous operation subsystem, the train-ground coordinated power supply subsystem, the on-board engineering detection subsystem, the train-ground coordinated passenger service subsystem and the train-ground coordinated inspection and maintenance subsystem; The system comprehensive fault processing sub-platform is used to analyze the data of each of the train autonomous operation subsystem, the train-ground collaborative power supply subsystem, the on-board engineering detection subsystem, the train-ground collaborative passenger service subsystem and the train-ground collaborative inspection and maintenance subsystem when at least one of the systems fails.

10. A train connected to the electromechanical system according to any one of claims 1 to 9.

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