191results about "Signalling indicators on vehicle" patented technology

A system and method generate a trip plan for a trip of a vehicle system along a route. The usage of an engine during the trip is determined based on engine operational parameters, energy storage device operational parameters, and one or more objectives of the trip desired to be achieved. The usage of the energy storage device during the trip is also determined based on the engine operational parameters, the energy storage device operational parameters, and the one or more objective, including when to charge or discharge the energy storage device during the trip.

The application discloses a kind of LKJ data checking device and data comparison method, belongs to rail transit field.Solve the existing LKJ data before verification confirmation mode, it is difficult to meet the actual demand of safety production problem.It includes data processing unit connection driving condition simulation unit, communication conversion unit, data input interface unit and man-machine interaction unit;Driving condition simulation unit connects first, second LKJ monitoring recording board, according to data processing unit command, provides driving condition simulation signal to both;First LKJ monitoring recording board loads before change LKJ vehicle data, second LKJ monitoring recording board loads after change LKJ vehicle data;Communication conversion unit is connected between data processing unit second communication interface and first, second LKJ monitoring recording board;Data input interface unit provides external data to data processing unit, and man-machine interaction unit receives user input and displays information.For railway transport safety field.

A maintenance vehicle for an attraction system includes a maintenance component configured to discharge material onto a path of a path system of the attraction system, a guide engagement device configured to capture a protrusion of the path system, the protrusion being off the path, and a wheel set configured to move the maintenance vehicle along the path system while the guide engagement device maintains capture of the protrusion and moves the maintenance component along the path.

The application relates to the technical field of train braking distance prediction, in particular to a train braking distance prediction method considering meteorological and line conditions, which comprises the following steps: obtaining an original sample set for training a train braking distance prediction model, obtaining an enhanced sample set through data volume expansion, dividing the enhanced sample set into initial samples and regenerated samples, obtaining a first elimination coefficient of each regenerated sample by using the spatial distribution characteristics between each regenerated sample and original data, obtaining a second elimination coefficient of each regenerated sample by using the nonlinear relationship between the braking distance in the train data of each regenerated sample and other types of data, then combining the first elimination coefficient to obtain a comprehensive elimination coefficient, which is used for screening and eliminating the regenerated samples to obtain a training set, training a neural network model and taking the neural network model as a train braking distance prediction model to predict the braking distance of a target train. The application can improve the accuracy of train braking distance prediction.

The present disclosure provides a train control system, method and train. It can be applied to the technical field of train control. The method comprises a plurality of on-board sensors, an on-board edge cloud computing platform and a first on-board actuator of a plurality of on-board actuators. The on-board sensors are used to collect real-time running data of the train during running, the on-board edge cloud computing platform comprises a first storage module and a first execution module. The first storage module is used to receive a plurality of control type data from the plurality of on-board sensors, and write the plurality of control type data into a first shared memory. The first execution module is used to determine a first to-be-executed task according to a predetermined priority, read the first control type data from the first shared memory, execute the first to-be-executed task based on the first control type data, and obtain a first control instruction. The first on-board actuator is used to receive the first control instruction from the on-board edge cloud computing platform, and control the first on-board actuator to run according to the first control instruction.

The application discloses a forward running control system and method in an automatic turn-back process, and the control system comprises: a starting branch, which is used for receiving a train automatic turn-back instruction and sending a turn-back signal according to the automatic turn-back instruction; an MCR branch, which is connected with the starting branch and is used for keeping the power-on state of a driver's cabin MCR according to the turn-back signal; and an instruction interlocking branch, which is connected with the starting branch and is used for keeping the train in a forward running state according to the turn-back signal. The starting branch is used for receiving the train automatic turn-back instruction and sending the turn-back signal according to the automatic turn-back instruction; the MCR branch is connected with the starting branch and is used for keeping the power-on state of the driver's cabin MCR according to the turn-back signal; and the instruction interlocking branch is connected with the starting branch and is used for keeping the train in the forward running state according to the turn-back signal, so that the train keeps the forward running in the automatic turn-back process, meets the turn-back function requirement, and guarantees the train running safety.

The application discloses a kind of cross-manufacture train wake-up process train-ground communication interruption hierarchical fault-tolerant processing method and system, which comprises the following steps: dividing the security criticality level of operation, establishing the stage-safety degree mapping relationship of wake-up process;Pre-generation stage-tolerance mapping table bound with stage-safety degree mapping relationship, in the wake-up process, real-time monitoring the communication link state between vehicle-mounted controller and regional controller;When detecting train-ground communication interruption, identify the wake-up stage currently in, query stage-tolerance mapping table, obtain tolerance time parameter and communication interruption processing strategy code, execute communication interruption processing strategy.The technical scheme is adopted, wake-up process is divided into stage closely associated with security level, and different fault-tolerant strategies are dynamically matched for each stage, fundamentally compatible with two kinds of extreme manufacturer logic, so that train can be seamlessly completed in different manufacturer's FAO system Wake up.

In one embodiment, a probe includes a first facet associated with a first pressure port operable to measure a first wind pressure, a second facet associated with a second pressure port operable to measure a second wind pressure, and a third facet associated with a third pressure port operable to measure a third wind pressure. The second facet is adjacent to the first facet and the third facet adjacent to the second facet. The probe further includes a fourth facet adjacent to the third facet and a fifth facet adjacent to the fourth facet and to the first facet. The first facet, the second facet, the third facet, the fourth facet, and the fifth facet are located between a first end portion and a second end portion of the probe.

In one example, a wayside device monitoring system is provided. The system may include a wayside device and a controller. The wayside device may detect one or more operating parameters of a vehicle in a vehicle system moving over a route segment. The controller can receive information from the wayside device regarding at least the one or more operating parameters detected, and can control movement the vehicle directly or indirectly based at least in part on the received information.

The method is for monitoring a computer network comprising switches (20A-20F) and end devices (22A-22H) and defining a network architecture, each switch (20A-20F) comprising a plurality of connection ports (P1-P8). The method comprises: - an acquisition step for acquiring a current network state of each switch (20A-20F) comprising connection data of each connection port (P1-P8) indicating whether another switch (20A-20F) or end device (22A-22H) is connected to the connection port (P1-P8) and optionally indicating identification data of the switch (20A-20F) or end device (22A-22H) connected to the connection port (P1-P8); and - a comparison step for comparing the current network state with a reference network state to detect anomalies of the computer system.

The invention relates to a method for parameterizing the chassis (2) of rail vehicles (1) with a chassis (2) having controllable properties, the method comprising the steps: - Determining geometric parameters (G) of a track system (5) during the movement of a number of rail vehicles (1), wherein sensors (4) on the respective rail vehicle (1) repeatedly measure an area of ​​the track system (5) in the vicinity of the rail vehicle (1) and geometric parameters (G) are determined from the measured values, - Determining a track position (P) of the respective measurements, wherein the track position (P) corresponds to the measured position of the track system (5), - Creating a state map (Z) of the track system (5) by entering the geometric parameters (G) at positions on the state map (Z) that correspond to their track position (P), - Setting parameters of a chassis (2) of a moving rail vehicle (1) based on the state map (Z).wherein, within a defined period before passing a position of the track system (5), the chassis (2) is adjusted to the corresponding position on the state map (Z) based on the geometric parameters (G). The invention further comprises a device, a rail vehicle and a rail vehicle system.

The utility model discloses railway tunnel inside and outside integration adds the collection equipment of the passenger, including upper shell and lower shell, upper shell sets up in the upper of lower shell, and the inside of lower shell is provided with control circuit board, and control circuit board is located in the front end of lower shell and is provided with image acquisition subassembly, still be provided with ARM chip on control circuit board, and the input of ARM chip is connected with the output of image acquisition subassembly, and image acquisition subassembly includes first movement and second movement in the inside of lower shell and third movement in the upper shell, and first movement and second movement extend to the outside of lower shell through lower shell, so that first movement and second movement gather the image of railway tunnel inside and outside power supply network respectively, and third movement is fixed in the upper shell through cantilever, is used for monitoring the inside operation state of high -speed train, the utility model discloses through the setting of three movement, can monitor railway tunnel inside and outside power supply network and train inside operation state simultaneously.

The invention relates to a train (1), a system (3), and a method for monitoring the train integrity of a train (1) with several coupled rail vehicles (81-92), wherein the rail vehicles (81-92) each comprise an electrical arrangement (2) with at least one main conductor (20, 22), and the main conductors (20, 22) of coupled rail vehicles (81-92) are electrically connected to one another, the method comprising: - connecting, in at least one first rail vehicle (81), a main conductor (20, 22) therein to a first voltage level; and - determining a train integrity state of the train (1) as a function of an electrical parameter of at least one main conductor (20, 22) in another of the rail vehicles (81-92). The invention further relates to a method for configuring an arrangement for monitoring the train integrity of a train (1) with several coupled rail vehicles.

This invention discloses a train control and management system based on multi-bus fusion in rail transit, relating to the field of onboard network control technology. Specifically, it includes: a multi-path acquisition module, a confidence assessment module, a cross-validation module, and a simulation prediction module; deploying three independent sensing paths, which are uploaded in parallel to the fusion processor via different onboard multi-buses at 100ms intervals; calculating confidence scores for the estimated data output by each sensing path based on Bayesian methods to determine the path's reliability and mapping it to discrete quality levels; performing three-way voting through weighted K-fold cross-validation to calculate a consistency index and compare threshold judgment instructions; constructing a digital twin model, and in case of conflict, performing Monte Carlo simulation for the next cycle, outputting the probability of the result to switch the bus fusion management strategy, effectively avoiding system blind spots caused by single sensor or bus failures, and improving the energy utilization efficiency of trains under high-speed sudden changes, severe load fluctuations, or strong interference scenarios.

This invention provides a method for reconstructing continuous wheel-rail forces based on discrete fastener reaction forces, comprising the following steps: Step 1, establishing a wheel load distribution model; Step 2, establishing an algorithmic framework for the inversion method, by introducing a responsibility region and a local deconvolution strategy, mapping the discrete fastener reaction force FRF to the continuous wheel-rail force WRF. This invention effectively solves the problems of traditional onboard sensors' difficulty in long-term fixed-point monitoring of specific road sections, and the inability of existing ground discrete monitoring points to fully characterize the continuous wheel-rail interaction behavior. By constructing an inversion framework based on Gaussian load distribution using a "responsibility region + local deconvolution" approach, it fully utilizes the load transfer characteristics of the vehicle-track coupling system, achieving high-precision reconstruction of continuous wheel-rail forces using ground discrete fastener reaction force data. This eliminates the need for complex global iterative optimization and can accurately restore the dynamic characteristics of wheel-rail contact even with only a limited number of discrete measurement points.

Example embodiments relate to train data recorder and event notification systems and techniques for using such systems. An example device includes a housing configured to attach onto a train with multiple sensors located in the housing, such as a Global Navigation Satellite System (GNSS) receiver, an inertial measurement unit (IMU), and a camera that can capture images of an environment outside the housing. The device also includes a memory and a processor located inside the housing where the processor is configured to receive sensor data from at least one of the sensors and store the sensor data on the memory. A central computing system can aggregate location-based data generated by train data recording devices positioned on one or multiple trains and map the data to the network of train tracks to detect trends and provide insights to operators.

The system 100 can include: a railroad integration system, a motion planner, a vehicle controller, an optional user interface (UI), an optional fleet management system, and an optional track data system. However, the system 100 can additionally or alternatively include any other suitable set of components. The system functions to facilitate vehicle control and / or manage authority within a rail network.

The present invention relates to the field of communications, and more particularly to methods and a system for providing high-speed communications on a high-speed railway. The technical result is a better quality communication channel provided by train-to-ground radio relay links. The claimed system for providing high-speed communications on a high-speed railway comprises an internal and an external data exchange network. The internal network unites tail-end radio frequency modules mounted in the rear part of a train and equipped with narrow-band antennae, head-end radio frequency modules mounted in the front part of the train and equipped with narrow-band antennae, and switching equipment capable of processing signals from said modules and of providing network devices connected to said equipment with access to the external data exchange network. The external data exchange network unites base stations equipped with narrow-band antennae, said base stations being capable of establishing communication with the tail-end and head-end radio frequency modules in the train and being arranged in proximity to the railway clearance along the path of travel of the train. The antennae of the base stations and of the radio frequency modules in the train are configured to radiate radio waves in a short millimeter wave band.

The present embodiments relate to a railway vehicle control apparatus and method for receiving image data, LiDAR data, and travel information of a railway vehicle by using one or more sensors of the railway vehicle, recognizing an object and a track area on the basis of the image data and the LiDAR data, generating an object trajectory, which is the path along which the object has moved, generating, on the basis of the track area and the travel information of the railway vehicle, an expected travel trajectory, which is the travel trajectory along which the railway vehicle is expected to travel for a specific time, generating, on the basis of the trajectory of the object and the travel information of the railway vehicle, an expected object trajectory, which is the path along which the object is expected to move for the specific time, determining the risk of collision between the railway vehicle and the object by comparing the expected travel trajectory and the expected object trajectory, and controlling, according to the determination result, that a warning operation of the railway vehicle is performed.

The application provides a mine rail vehicle automatic turnout passing system and method, wherein the system is realized based on a rail vehicle, a turnout and each rail connected with the turnout, and comprises a passive electronic tag, a turnout controller, a vehicle-mounted controller and a card reader for reading the passive electronic tag; at least two passive electronic tags are arranged in sequence along the far and near directions at the connection end of each rail, and the at least two passive electronic tags form a group; the card reader and the vehicle-mounted controller are both mounted on the rail vehicle, the card reader is in communication connection with the vehicle-mounted controller, the vehicle-mounted controller is in communication connection with an electric control center of the rail vehicle; the turnout controller is mounted on a tunnel wall of the turnout, the turnout controller is in communication connection with the vehicle-mounted controller, and the turnout controller is in communication connection with an electric control center of the turnout. The mine rail vehicle operation efficiency is ensured, the safety is improved, and the accident rate is reduced.

The invention relates to a method (100) for safety monitoring of a track-guided vehicle, wherein the method (100) comprises: - receiving (101) a safety-relevant message (207), wherein the safety-relevant message (207) indicates a safety-relevant event (209) for the track-guided vehicle; - activating (103) a timer function (T) for a predetermined duration upon receipt of the safety-relevant message (207); - processing (105) the safety-relevant message (207) and deciding whether a corresponding safety action (Out1, Out2,..., OutN) is to be triggered based on the safety-relevant message; and - resetting (107) the timer function (T) before the predetermined duration has elapsed if, based on the processing of the safety-relevant message (207), it is decided that no safety action (Out1, Out2,..., OutN) is to be triggered; or - triggering (109) the safety action (Out1, Out2,..., OutN) before the predetermined time period expires if, based on the processing of the security-relevant message (207), it is decided that a security action (Out1, Out2,..., OutN) is to be triggered; or - automatic triggering (111) of the security action (Out1, Out2,..., OutN) at the predetermined time period of the timer function (T) expires if the security action has not been triggered before the predetermined time period expires and the timer function (T) has not been reset.

The invention relates, inter alia, to a method for operating a vehicle, in particular a rail vehicle (10), wherein in the method a failure state indication (AZA) specifying the failure state of brakes (130) of the vehicle is determined and a braking capacity value (BVW) specifying the braking capacity of the brakes (130) of the vehicle is determined taking into account the failure state indication (AZA).According to the invention, it is provided that during travel in a section of track (SA), at least once, preferably regularly or irregularly, a current failure state indication (AZA) is determined, indicating the current failure state of the brakes (130), a current braking capacity value (BVW) indicating the current braking capacity of the vehicle's brakes (130) is determined taking into account the current failure state indication (AZA) during travel, and based on track information (SI) describing the currently traveled or next to be traveled section of track (SA), as well as on the current braking capacity value (BVW) during travel, a location-dependent target speed profile (Vtarget(x)) is calculated, which defines the target speed (Vtarget) of the vehicle above the location (X) in the currently traveled or next to be traveled section of track (SA).

A control system is provided to receive a plurality of vehicle data from sensors in a vehicle communication network. The control system is disposed on a vehicle in a vehicle system and evaluates a plurality of components of the vehicle system with a predictive model associated with the sensor data. The control system may determine a vehicle status based on the predictive model and modify an operational plan or impose an operational restriction through a propulsion system of the vehicle.

The utility model relates to the technical field of locomotive remote control equipment discloses a mine area railway diesel locomotive yard shunting remote control device, including control box, the inside of control box is provided with signal receiving mechanism, the outer wall right side of control box is fixedly connected with installation box, the inner wall of installation box is provided with remote controller, the outer wall of remote controller is provided with protection assembly, signal receiving mechanism includes electric control brake, electric control brake fixedly connected in the inner wall rear end top of control box, the inner wall rear end middle part left side fixedly connected with power output module in control box, in the utility model, through the cooperation between remote controller, remote control receiving module in signal receiving mechanism, communication demodulation module, treater and electric control brake, realized the function that the train brake was controlled remotely, improved the problem that the existing technology needed many people to cooperate, could not avoid the information transmission failure caused by improper human operation completely.

The invention relates to a system for establishing a connection between a TCM system (2) and an ETC system (3) of a rail vehicle, comprising: - at least one ETCS signal interface (4), - at least one signal conversion device (5), - at least one TCMS signal interface (6), wherein the ETCS signal interface (4) is connected to the signal conversion device (6) and the signal conversion device (6) is connected to the TCMS signal interface (5), wherein the signal conversion device (6) is capable of converting a signal received via the ETCS signal interface (4) into a TCMS signal and a signal received via the TCMS signal interface (5) into an ETCS signal.

A forward monitoring device includes a map information storage unit that stores track information representing a location and a track geometry of a track, a train information acquisition unit that obtains train location information on a train, and an interceptor presence-absence determination unit that determines, based on the track information, the train location information, and interceptor candidate information, whether there is an interceptor between the train and a first monitoring scope, when the forward monitoring device monitors an obstacle on the track in the first monitoring scope, the interceptor being not the obstacle, the interceptor blocking a view of the first monitoring scope from the train, the interceptor candidate information indicating candidates for the interceptor that blocks a view from the train, the first monitoring scope including a spot on the track at a first distance from the train along the track in the travelling direction of the train.

This invention relates to an apparatus and method for derailment detection of a rail vehicle, and a rail vehicle. The apparatus includes at least one ray-based first distance sensor (14) and at least one evaluation device (16), wherein the at least first distance sensor (14) and the at least one evaluation device (16) are connected by signal transmission, and wherein the measurement results of the at least first distance sensor (14) can be evaluated by means of the at least one evaluation device (16). The at least first distance sensor (14) can be connected to a bogie (1) so that a radiated signal can be transmitted from the track (18) of the guide rail by means of the at least first distance sensor (14), wherein the at least one evaluation device (16) is configured to detect whether the first wheel (5) of the rail vehicle is supported on the track (18). Thus, simple and safe derailment detection can be achieved.