55results about How to "Flexible grouping" patented technology

The invention relates to a multi-train electrical reconnection control circuit for a motor train unit and a reconnection method. The control circuit comprises a mechanical connection relay, a mechanical car coupler travel switch, an electrical car coupler, an electrical connection relay, an activation relay in a cab and a reversing finishing relay, wherein the extension of a loop train line can be finished mainly through the electrical connection relay and the activation relay. By virtue of the relay control circuit with simple principle, the aim of meeting the requirement on flexible marshalling of the motor train unit is achieved in a simplest realization way. Not only is simplicity in operation improved, but also the reliability of the system is improved. The multi-train reconnection of the motor train unit is suitable for flexible regulation on the marshalling to improve the transport capacity when the passenger flow is large, is suitable for an intercity motor train unit and a small marshaled motor train unit and has wide future application prospect.

The invention provides a train formation control system which comprises at least one vehicle and a train bus, wherein all vehicles are communicated through the train bus and are formed into a train; each vehicle comprises a vehicle bus, a TCN gateway and a control unit, wherein the TCN gateway forms an interface between the train bus and the vehicle bus, and the control unit is used for storing the structure information of the train; and at least one vehicle system comprises a locomotive, a motor train unit and a trailer. In the system, each vehicle is internally provided with a TCN gateway so as to enable each vehicle to respectively form a set of network; when the quantity of any one of the locomotives, motor train units and trailers is changed, the TCN gateways can address nodes automatically according to the corresponding sequence through initial operation to re-allocate addresses to the vehicles so as to determine the positions of the vehicles relative to a host node and notify the directions of all node trains, so that flexible train formation can be realized; and according to the actual operation condition, the train formation quantity is adjusted so as to reduce the train inspection rate and reduce the operation and maintenance cost.

The embodiment of the invention provides a rail train brake control system and relates to the field of rail transit. The rail train brake control system comprising a single brake control unit, a wholetrain brake control unit, a traction control unit and a communication control unit is characterized in that the single brake control unit is arranged in each carriage of a rail train; the whole trainbrake unit and the communication control unit are arranged in the carriages located on both ends of the rail train; the traction control unit is arranged in power cars of multiple carriages; the single brake control unit, the whole train brake control unit, the traction control unit and the communication control unit realize communication through gateway. Further provided is a train comprising the above-mentioned system. The rail train brake control system has the advantage of realizing flexible grouping of the train with each carriage provided with the single brake control unit to apply airbraking force, each power car provided with the traction control unit to apply electric braking force, and the whole train brake control unit adopted to conduct centralized control.

The invention discloses a railway vehicle coupling method with a flexible marshalling effect, a railway vehicle coupling device and a railway vehicle. According to the railway vehicle coupling method,the railway vehicle comprises a driver cab, first carriages, second carriages and coupling vehicle couplers, the first carriages serve as one or more carriages coupled with the driver cab, and the second carriages serve as one or more carriages about to be coupled to the first carriages; and the railway vehicle coupling method comprises the steps that the first carriages of the railway vehicle are controlled to move to the preset position and coupled with the second carriages of the railway vehicle through the coupling vehicle couplers; under the situation that the first carriages and the second carriages are coupled successfully, the carriages of the railway vehicle are divided into a plurality of marshalling units, wherein each marshalling unit comprises the one or more carriages and isprovided with a marshalling looped network and a backbone network node; and the multiple marshalling units are combined to obtain a train network. According to the railway vehicle coupling method with the flexible marshalling effect, the railway vehicle coupling device and the railway vehicle, the technical problem that in the prior art, carriages of a railway vehicle are transported by a locomotive and coupled manually, and consequently the efficiency is low is solved.

The invention provides a storage battery powered train and a train network control system. A main transmission system of the train comprises a power storage battery, a traction converter cabinet and a traction motor. The power storage battery is connected with the input end of the traction converter cabinet, and the traction motor is connected with the output end of the traction converter cabinet. The control system comprises that a train automatic driving system is connected with a train control module, and a storage battery management system is connected with the CAN gateway module in each train carriage. An event recorder, a display, an analog input module, a first door controller, a second door controller, a train control module, a digital input and output module, a CAN gateway module, a traction control unit, a brake control unit and an air conditioning control unit are connected to a communication bus, and the communication bus is connected to a MVB repeater. The storage battery powered train has a special network control system.

Embodiments of the invention provide a control system for controlling centralized braking of a train. The system comprises a pressure acquisition device and a train pipe control device, wherein the pressure acquisition device is used for acquiring a pressure of a main blast line; a pressure signal output end of the pressure acquisition device is connected with a pressure signal input end of the train pipe control device; a brake signal input end of the train pipe control device is connected with a brake signal output end of a brake controller; the train pipe control device is pneumatically connected with the main blast line and a train pipe through an air path end respectively. According to the scheme, the mounting space of a trailer and the cost are reduced. Moreover, because an automaticbrake control system is adopted to control pressure changes of the train pipe, a train can be linked with a passenger carriage adopting automatic air braking for operation, and the pressure changes of the train pipe and five-wire system control signals are controlled according to a brake request output by the brake controller and detection of a real-time pressure of the train pipe, thus realizingflexible formation.

The invention relates to a power distributed type electric logistic vehicle. The electric logistic vehicle comprises a first carriage with a steering drive module, and a plurality of connection carriages with power-driven modules, wherein the first carriage is connected with the connection carriages through one electromagnetic force hook, and the adjacent two connection carriages are connected with the electromagnetic force hooks; the corresponding connection surface between the first carriage and the connection carriages, and the corresponding connection surfaces between the adjacent connection carriages separately adopt an arc surface structure. The electric logistic vehicle disclosed by the invention is simple in structure, high in transporting efficiency, large in pulling force and flexible to organize and steer, resources are saved, and the number of the connection carriages can be selected according to the quantity of the goods; besides, distributed type drive is adopted, so that the drive of each of the carriages is mutually independent, and interactive independent control is adopted.

The invention provides a train dynamic marshalling and un-marshalling method and system based on an ad-hoc network. The method comprises train dynamic marshalling and train dynamic un-marshalling. Thetrain dynamic marshalling comprises the following steps that after a following train group enters a U-code section, if marshalling conditions are met, two train groups are marshaled. The dynamic un-marshalling comprises the steps that two train groups in a group receive an un-marshalling command in the operation process, and if the un-marshalling condition is met, the two train groups are un-marshaled; and in the operation process of the two train groups in the group, the speed of the following train group is 0, and if an un-marshalling command is received, the two train groups are un-marshaled. According to the method designed by the invention, hard coupling is no longer carried out between trains by adopting couplers, but flexible connection is realized by the ad hoc network, and when the transportation capacity of the trains is increased, a 5000-ton standard train can be adopted, so that high cost caused by adding effective station tracks is avoided. Group trains can be flexibly grouped, and a plurality of station tracks are fully utilized. During departure, marshalling and departure are performed in sequence to improve the departure efficiency.

The invention provides a sky train body and a track structure and belongs to the technical field of rail traffic. The left side and the right side of a track beam whose cross section is of an H-shaped structure are vertical planes; the upper end and the lower end of the track beam are of groove structures; the back surface of a train body is in interference fit with the vertical planes of the track beam; vibration absorbing devices on which upper guide wheels are suspended are arranged at the upper part of the train body; the shafts of the upper guide wheels are parallel to the vertical groove edges; the upper part of the train body supports the vertical planes on the internal sides of the groove edges of the track beam through the upper guide wheels in a contacting manner; the lower part of the train body supports the vertical planes of the track beam through lower guide wheels with vibration absorbing springs in a contacting manner; a protruding suspending structure is arranged at the upper part of the train body; the suspending structure on the back surface of the train body is in contact with planes of the grooves of the track beam through driving wheels arranged under protruding structures; traction motors and transmission systems thereof are arranged within the protruding structures at the two ends of the train body; a longitudinal beam protruding out of the bottom plane is arranged under the train body; vertical limiting wheels are arranged at two ends of the longitudinal beam; and lower limiting wheels are arranged at the middle part and two ends of the longitudinal beam.

The invention discloses a street lamp control system constructed based on a GPRS (General Packet Radio Service) wireless network. The street lamp control system mainly comprises a monitoring center system, a GPRS network system and a street lamp field control system which are sequentially connected in series, wherein the monitoring center system comprises a networking router, a processor and a memory which are sequentially connected in series; and the networking router is connected with the GPRS network system. The invention has the advantages that the street lamp control system can be used for monitoring parameter information, carrying out single point independent control, supporting group control, unloading upstream data for automatic analysis and can be connected with external equipment.

The invention discloses a player grouping control method and a user terminal. The method comprises that the user terminal receives a group instruction which is used to add a target player in a player list to a target group; the user terminal detects the present work state of the target player in response to the grouping instruction; and the user terminal adds the target player to the target group according to the work state. Thus, the player can be flexibly grouped according to the work state of the player.

The invention provides a control method and a system based on a train group. According to the control method and system based on the train group, the train adopts a group control mode, the running interval is further shortened, the running density is improved, and the MB-VG control method based on relative real-time speed, continuous space distance and group self-adaptive adjustment fusion is provided. An absolute time-relative speed-dynamic position model is constructed to realize a train group control system. According to the system, the trains are controlled according to train groups, all the trains are comprehensively coordinated, and then group optimization is obtained. Therefore, on the premise of not increasing the axle weight and the train length, the running density is greatly improved and the maximum transport capacity is obtained only by changing a train control system. According to the train group control method, time and space are more subdivided, the tracking interval is better shortened, and the tracking density is improved; meanwhile, group control is considered, and collective benefits can be better achieved through cooperative control.

The invention belongs to the technical field of smart home, and particularly relates to a light control method and device, a computer readable storage medium and a terminal device. The method comprises the following steps: dividing each channel in the DMX512 light control system into a plurality of groups; respectively configuring a control mode of each group; and performing light control on eachgroup according to the control mode of each group. According to the invention, flexible grouping and configuration of the DMX512 light control system can be realized, and personalized demands of usersin various application scenes can be satisfied.

The invention provides a signal transmission method and apparatus. The method comprises the following steps: determining, by a network device, first indication information, wherein the first indication information is used for indicating that N common signal blocks adopt the ith transmission mode, in the ith transmission mode, the N common signal blocks comprise Ri common signal block groups, at least one group among the Ri common signal block groups includes Pi common signal blocks, at least one group includes Ki common signal blocks, the common signal blocks of the same group satisfy quasi-co-address QCL hypothesis, N and i are integers greater than 0, and Ri, Ki, and Pi are integers greater than 0 and less than or equal to N; and sending the first indication information to a terminal. The grouping of the common signal blocks is more flexible, and the number of common information blocks included in each group is also more flexible to better support multi-beam transmission and implementation.

The invention discloses a grouping control system for controllable LEDs. The grouping control system comprises the controllable LEDs, a grouping control device and a controller, wherein the controllable LEDs are suitable for receiving attribute information sent by the controller and executing control information sent by the controller, and are used for carrying out analytical processing on the received attribute information so as to complete the grouping of the controllable LEDs; the grouping control device is suitable for reading graphic codes in the controllable LEDs so as to obtain the identity information of the controllable LEDs, and is used for packaging the identity information and received grouping information input by a user to form the attribute information sent to the controller; and the controller is suitable for analyzing the received attribute information and sending the analyzed attribute information to the controllable LEDs, and is further suitable for sending the control information of the controllable LEDs to the controllable LEDs. The invention also discloses a grouping control method for the controllable LEDs. According to the grouping control system and the grouping control method for the controllable LEDs, the identity information of the controllable LEDs is obtained by reading the graphic codes, and the attribute information formed by the identity information and the input grouping information together is sent to the controllable LEDs to complete grouping, so that fast grouping can be carried out.

The invention discloses a subway vehicle fireless loopback monitoring device and a monitoring method thereof, and relates to the field of subway vehicle sending and loopback. The subway vehicle fireless loopback monitoring device comprises a first pressure acquisition system arranged on a subway vehicle and used for acquiring the brake pressure of the subway vehicle, a second pressure acquisitionsystem arranged on a loopback vehicle and used for acquiring the train pipe pressure of the loopback vehicle, and a processing system arranged on the loopback vehicle and used for receiving pressure data acquired by the first pressure acquisition system and/or the second pressure acquisition system in real time. The invention further provides a monitoring method of the monitoring device. The monitoring efficiency and accuracy of the braking and relieving states of all the vehicles in the subway vehicle loopback process can be improved, returning escorting vehicle escorting personnel are reminded to record and select a machine for processing, and the hidden danger that wheels of individual bogies are rubbed in the returning process due to the fact that data cannot be monitored in real timeis avoided.

The embodiment of the invention provides a train coupling method and device, and a train formation splitting method and device. The train coupling method comprises the following steps that control endvehicle-mounted equipment of a coupled train controls the coupled train to run to a first specified position of a coupling region according to the movement authorization of ground equipment; controlend vehicle-mounted equipment of a coupling train controls the coupling train to run to a second specified position of the coupling area according to the movement authorization of the ground equipment; after the control end vehicle-mounted equipment of the coupled train receives a coupling command, emergency braking is output, so that the coupled train is controlled not to move by the maximum braking force in the coupling process of the coupled train; and after receiving a coupling command, the control end vehicle-mounted equipment of the coupling train controls the coupling train to move towards the coupled train at a specific speed required by collision and to be coupled with the coupled train. According to the embodiment of the invention, the flexible formation of the train can be automatically realized; the coupling and formation splitting of the train are automatically controlled through a signal system; the train formation efficiency is improved; and the train running safety is ensured.

The invention provides a group scheduling method between base stations based on interference coordination, and the method comprises the following steps: enabling N user terminals in a basic service set to serve as edge user terminals or non-edge user terminals; defining each base station and each edge user terminal correlated with the base station as a transmitting-receiving/receiving-transmitting pair; obtaining the emission performance requirements for each edge user terminal or base station serving as a transmitting end under the condition that each base station or edge user terminal serving as a receiving end is not affected by co-channel interference; building a compatibility matrix formed based on the transmitting-receiving/receiving-transmitting pair; searching the transmitting-receiving/receiving-transmitting pair with the emission performance requirements being able to coexist in the compatibility matrix according to the emission performance requirements of the receiving end for the transmitting end, and forming a scheduling group through the transmitting-receiving/receiving-transmitting pair; and carrying out the call of the scheduling group. According to the invention, the method carries out flexible group selection according to the demands for current business, does not need to divide an orthogonal time slice, makes the most of time resources for business interaction, improves the probability that an edge user obtains a channel, and improves the user experience of the edge user.

The embodiment of the invention provides a train and a train marshalling method, and any carriage of the train comprises a networking relay, a reconnection relay and communication equipment. The communication equipment comprises a first port and a second port, the first port and the second port have bidirectional transmission capability, the first port is connected with an in-train connector in the same carriage, and the second port is respectively connected with an inter-train connector and the in-train connector in the same carriage; a contact of the networking relay is arranged in a circuitwhere the second port is connected with the in-train connector in the same carriage, and a coil of the networking relay is connected with the inter-column connector in the same carriage; coils of thereconnection relays are connected with the inter-train connectors in the same carriage, and contacts of the reconnection relays are connected with a train control and management system of a train. Flexible marshalling of trains can be realized through the networking relay, the reconnection relay and the communication equipment, and the purchasing and maintenance cost of the network equipment is reduced.