39results about "Remote control for signalling" patented technology

A method for assigning train blocks at a railroad merchandise yard includes determining, using a first optimization model and historical train block volume data, a first list of train block assignments for a plurality of train blocks and a plurality of classification tracks of a classification bowl. The method further includes displaying the first list of train block assignments generated by the first optimization model if the volume of the train blocks is not greater than the total available track length of the classification tracks. The method further includes determining and displaying, using a second optimization model and the historical train block volume data, a second list of train block assignments for the plurality of train blocks and the plurality of classification tracks of the classification bowl if the volume of the plurality of train blocks is greater than the total available track length of the plurality of classification tracks.

The invention provides a rail transit turnout point switch emergency control system and method, and the system comprises a video information collection device which is disposed in an outdoor rail-mounted area, faces a turnout area, and is used for collecting the equipment information of the turnout area in real time, and obtaining the state of the turnout area; the comprehensive backup panel is arranged in the comprehensive control room and used for collecting a control command generated according to the state of the turnout area, judging whether the control command is valid or not according to a judgment principle and sending the valid control command; and the emergency converters are arranged outdoors, are respectively connected with the comprehensive backup panel and the corresponding point switches positioned in the turnout areas, and are used for receiving the effective control commands and controlling the starting, stopping and rotating directions of the point switches according to the effective control commands. According to the method, the handling process of operation when the turnout fails and is abnormal is optimized, and the turnout failure state conversion efficiency is improved.

A system and method for virtual block operational status control with long block time delay is presented. The present disclosure can advantageously increase the capacity and safety of the existing railroad track infrastructure used by the railroads by determining whether a virtual block is healthy or unhealthy. The long block mode can provide a coarse granularity on the presence of a train. In virtual block mode, the system can implement a finer granularity so the virtual aspects of the sub blocks can be realized. The present disclosure provides a long block mode that can provide the system an opportunity to analyze the potential tradeoffs between granularity and reliability by determining which mode (virtual block or long block) is best utilized in a given situation. The system can operate by default in long block mode and ignore the virtual block capabilities until absolutely needed.

A system and method for virtual block operational status control with long block time delay is presented. The present disclosure can advantageously increase the capacity and safety of the existing railroad track infrastructure used by the railroads by determining whether a virtual block is healthy or unhealthy. The long block mode can provide a coarse granularity on the presence of a train. In virtual block mode, the system can implement a finer granularity so the virtual aspects of the sub blocks can be realized. The present disclosure provides a long block mode that can provide the system an opportunity to analyze the potential tradeoffs between granularity and reliability by determining which mode (virtual block or long block) is best utilized in a given situation. The system can operate by default in long block mode and ignore the virtual block capabilities until absolutely needed.

A method for assigning train blocks at a railroad merchandise yard includes determining, using a first optimization model and historical train block volume data, a first list of train block assignments for a plurality of train blocks and a plurality of classification tracks of a classification bowl. The method further includes displaying the first list of train block assignments generated by the first optimization model if the volume of the train blocks is not greater than the total available track length of the classification tracks. The method further includes determining and displaying, using a second optimization model and the historical train block volume data, a second list of train block assignments for the plurality of train blocks and the plurality of classification tracks of the classification bowl if the volume of the plurality of train blocks is greater than the total available track length of the plurality of classification tracks.

To provide a technique capable of more easily detecting abnormality in a railway facility operated by a motor.SOLUTION: A data collection device 3 calculates time series data of a torque equivalent value during switching operation by calculating the torque equivalent value based on mutual inductance of an induction motor from motor voltage and motor current of the induction motor of a switch machine 9 and calculates and transmits a feature value of each feature amount as a parameter value to a central device 5 while using a plurality of feature amounts based on the time series data as parameters. The central device 5 obtains a plot position corresponding to the received parameter value in a coordinate system having each parameter as a coordinate axis, with a predetermined reference point where the switch machine 9 is regarded as normal, and determines the presence / absence of an abnormality sign in the switch machine 9 based on a positional relation between the reference point and the plot position.SELECTED DRAWING: Figure 1

An interface adapter for controlling a track-side object of a railway installation includes an analog input from an external source and an analog output to drive an electromechanical relay circuit. A bidirectional digital communication interface communicates digital data including first digital data transmitted and second digital data received. An analog-to-digital converter coupled to the analog input is configured to generate a first digital signal representing the electrical input. A digital-to-analog converter coupled to the analog output is configured to generate the electrical output in response to a second digital signal. A power supply supplies electrical power to the digital-to-analog converter. A programmable logic control circuit includes a control program configured to produce the first digital data from the first digital signal, transmit the first digital data using the digital communication interface, process the second digital data, and produce the second digital signal in response to the second digital data.

The invention relates, among other things, to a test device.According to the invention, the test device (TE1, TE2, TE101-TE104, TE201-TE202) comprises: a first feed-in device (E1v, E1f) for applying a first coded test signal (T1v, T1f) between a first terminal (A1v, A1f) and a reference terminal, a first measuring device (M1v, M1f) suitable for measuring a first measurement signal (MS1v, MS1f) that is at least partially caused by the first coded test signal and influenced by any ground fault in a connecting line connected to the first terminal, and a first evaluation device (AUS1v, AUS1f) that subjects the first measurement signal and the test signal to a first correlation check, generating a first correlation signal, and, in the event of a change in the amplitude of the first correlation signal beyond a predetermined correlation-related measure, concludes that there is a ground fault and a first Error signal (F1v, F1f) generated.

This wireless train control system and switch control technology significantly reduces the amount of cables to be laid, enables movable block signaling even around points, and provides complete movable block signaling. [Solution] In a wireless train control system where an on-board device equipped with a train position detection function and a ground device installed on the ground control trains using wireless communication, the switch control device that controls the switching and locking of the points is authorized to switch the points and lock the points for the train for which a passage request has been received if the route of the train for which a passage request has been received does not intersect at a point with the route of the train for which identification information of the permitted train is registered in the permitted train storage unit where the identification information of the permitted train is registered.

This disclosure provides a turnout control method, an object controller (OC), and an onboard controller. The method includes: receiving requests for the use of the same turnout from a first train and a second train within a first preset time; if the first train and the second train are located on opposite sides of the turnout, replying to the second train with requisition information indicating that the turnout is being requisitioned by the first train, so that the second train can establish a communication connection with the first train based on the requisition information, compare the operating plans of the first train and the second train, and determine the turnout user; responding to a turnout control command sent by the turnout user, and controlling the turnout to perform corresponding actions. The turnout control method, object controller (OC), and onboard controller provided in this disclosure can effectively improve turnout control efficiency.

The invention relates to an object controller for controlling and monitoring railway trackside assets comprising one or more field devices (TrackObject1, TrackObject2, TrackObjectN) based on communication with external systems, which comprises at least one main unit (OC_Main) and one or more extender units (OC_Ext1, OC_Ext2, OC_Ext3, OC_ExtN) connected to each other by means of a connection scheme enabling mutual communication. The main unit (OC_Main) is configured for communicating with at least one of the external systems, and the one or more extender units (OC_Ext1, OC_Ext2, OC_Ext3, OC_ExtN) are each configured for connecting with assigned field devices (TrackObject1, TrackObject2, TrackObjectN) of the trackside assets. The object controller comprises at least the following subsystems, each distributed among the main and external units: at least one vital subsystem for implementing safety-related functions of the object controller; at least one non-vital subsystem for implementing non-safety-related functions of the object controller, wherein the at least one vital subsystem and the at least one non-vital subsystem are independent from each other; and a communication subsystem (MCom, ECom1, ECom2, EComN) for providing internal communication within each of the main and external units and between them, as well as communication with the external systems. The invention relates also to an object controller system comprising the object controller of the invention and one or more railway trackside assets whose field devices (TrackObject1, TrackObject2, TrackObjectN) are assigned and connected to respective extender units (OC_Ext1, OC_Ext2, OC_Ext3, OC_ExtN) of the object controller in order to be controlled and monitored by the object controller.

The subject of the invention is a decentralised, digital railway interlocking system, which includes decentralised field devices (17), power supply, timetable server it consists at least one network (13, 13A, 13B, 13C, 13D) with the field devices (17), each field device (17) connected to a controller (16), the controllers (16) are connected to the network (13, 13A, 13B, 13C, 13D) via a wire or an optical cable, with two-way data transfer connection and at least one of the controllers (16) is suitable for control any field device (17) of any network (13, 13A, 13B, 13C, 13D) and the controller (16) has a safety level of SIL-4.

Railway detection system for detecting the presence of a railway vehicle on a railway track section comprising at least two rails, the railway track section comprising a first end and a second end opposite to the first end in a longitudinal direction of the railway track section, the railway detection system comprising a track circuit system comprising a signal generator electrically coupled to the first end of the railway track section, the signal generator being configured for generating a first track circuit signal to be injected into the railway track section at the first end, wherein the signal generator is adapted to + generate a first component of the first track circuit signal comprising at least one DC pulse; + generate a second component of the first track circuit signal, and + add the first and the second component so as to obtain the first track circuit signal.

To improve accuracy of detection of abnormality in a railway facility operated by an induction motor.SOLUTION: An abnormality detection device 1 acquires motor drive information which is the motor voltage and motor current of an induction motor 7 of a switch 9 of a railway facility, calculates a torque equivalent value based on mutual inductance of the induction motor 7 during switching operation of the switch 9 based on the motor drive information, and determines the presence / absence of abnormality of the switch 9 based on the torque equivalent value.SELECTED DRAWING: Figure 1

A Smart Object Controller for mounting along a railway track comprising: - a cybersecurity management module (10) arranged to receive and transmit, from or to a remote station (108), route control data representing a configuration of the railway track, and to decrypt or encrypt said route control data into safety data; - a safety data processing module (12) arranged to receive and transmit, from or to the cybersecurity management module (10), said safety data and to convert the safety data into boolean variables and vice versa; -a boolean equation module (14) arranged to receive, from the safety data processing module (12), the boolean variables, and to execute boolean equations based on said boolean variables, thus obtaining command data to be sent to trackside equipment (4) of the railway track to get said configuration.

To provide a railroad virtual track block system.SOLUTION: A method of railroad track control includes partitioning a physical track block into a plurality of virtual track blocks, the physical track block defined by first and second insulated joints disposed at corresponding first and second ends of a length of railroad track. The presence of an electrical circuit discontinuity in one of the virtual track blocks is detected, and in response a corresponding virtual track block position code indicating the presence of the discontinuity in the one of the virtual track blocks is generated.SELECTED DRAWING: None

To solve the problem of a conventional switching construction for switching from a double-acting point switch to a single-acting point switch in which it is necessary to change circuits and wiring in the point switch and prepare temporary cables, thereby causing a risk of wiring error and burdens of processes and construction costs.SOLUTION: A switching device for switching from a double-acting point switch to a single-acting point switch comprises: one single-acting point switch constituting the double-acting point switch; the other single-acting point switch; a signal line for connecting the one single-acting point switch and the other single-acting point switch; means for disconnecting / connecting the signal line; and a single acting device connected / disconnected to / from a signal line part on the side of the one single-acting point switch which has been disconnected. The single acting device is characterized to have a through circuit part that passes through wiring of the other single-acting point switch.SELECTED DRAWING: Figure 1

The present invention discloses a method for controlling the signal restart of a signal machine, a computer interlocking system and a computer-readable storage medium. The method comprises: receiving a signal restart instruction of a target signal machine, determining that the signal machine is in a closed state and is the starting signal machine of a target route; determining that the signal machine is not blocked, the turnout of the target route where the signal machine is located is not blocked, and the section is not blocked, and performing a route opening condition check; determining that the route opening condition is not satisfied and the direction of the faulty locked section is consistent with the direction of the target route, triggering the opening delay timing, and the route opening condition is not satisfied including the existence of a faulty locked section in the target route; during the timing of the opening delay, if any route opening condition other than the faulty locked section is not satisfied, the timing is stopped, and the signal machine is controlled to maintain a closed state; or when the timing reaches a preset time length, and the route has and only has a faulty locked section in the route that does not meet the signal opening condition, the faulty locked section is set to a common lock, and the signal machine is controlled to restart the signal.

Disclosed is a railway wayside object controller comprising an analogue signal processor 21, which is adapted to send and receive analogue data relating to the operation of trackside equipment 22. The

The present disclosure relates to a switch control method for a rail transit signal system, and an apparatus for the method. When a switch control command of the signal system fails or the signal system confirms agreement with local switch control, the method is configured for performing maintenance operation on a switch via the local switch control apparatus. Compared to the prior art, the present disclosure has the advantages of meeting the requirement of the local switch control, ensuring the safety of a maintenance person and operation, etc.

To achieve a mechanism capable of monitoring a control voltage of a point control relay without affecting a function of the point control relay.SOLUTION: The point 1 to be controlled by the point control relay 11 is provided with a current sensor 15 for measuring a current flowing through a control line to the point control relay 11 in a non-contact manner, and a temperature sensor 17 for measuring a temperature in the point 1 in which the point control relay 11 is installed. The central unit 30 includes a calculation part 371 for calculating a voltage between the control lines L1, L2 on the basis of current values measured by the current sensors 15 and coil resistance values of the point control relays 11 according to temperatures measured by the temperature sensors 17, and monitors the control voltage on the basis of the voltage calculated by the calculation part 371.SELECTED DRAWING: Figure 2

A railway wayside object controller (20), railway signalling infrastructure and methods of operating the railway signalling infrastructure are described. The analysis of data obtained by the wayside object controller (20) is done remotely, with only raw, unprocessed digital data being transmitted from the wayside object controller. This removes the requirement for data processing to be done locally on site within the signalling infrastructure.

Providing a virtual railway track block system. [Solution] The railway track control method includes dividing a physical track block into a plurality of virtual track blocks, the physical track block being defined by first and second insulated joints located at corresponding first and second ends of a railway track of a certain length. The presence of an electrical circuit discontinuity in one of the plurality of virtual track blocks is detected, and in response, a corresponding virtual track block location code indicating the presence of a discontinuity in one of the plurality of virtual track blocks is generated.

The application relates to a boundary turnout resource management method, equipment and medium, and the management method is as follows: a signal system initializes to generate a control token, and the control token is distributed to a WRC_2; when a train passes through a boundary turnout on a WRC_1, the WRC_1 acquires the control token of the WRC_2; when the train on the boundary turnout derails, the signal system starts a derailment abnormal mode, the WRC_1 maintains the control token, and the WRC_1 and the WRC_2 simultaneously enter a locking state; the derailment abnormal mode is removed, and the signal system is reinitialized to run. Compared with the prior art, the application has the advantages of realizing the control of the WRC on the train, improving the safety of track traffic and the like.

The invention concerns a point machine comprising: • a housing and an actuating assembly arranged inside the housing; • an actuating rod driven by the motor for moving at least one point blade of a point; • a fiber optic sensor, wherein the fiber optic sensor is directly attached to the point machine for detection of a parameter which indicates the condition of the point machine.

The invention relates to an intelligent operation and maintenance system and method for turnout switch equipment, and relates to the technical field of intelligent operation and maintenance of rail transit. The system comprises a multi-source data acquisition module which is used for acquiring various data related to the operation state of the turnout switch equipment; the multi-source data fusion processing module is used for processing the acquired data and generating a unified analysis data set; the digital twin model building module is used for building a digital twin model by analyzing the data set and realizing real-time synchronization and dynamic updating of the digital twin model and the physical turnout switch equipment; the intelligent operation and maintenance decision module analyzes data in the digital twin model and generates operation and maintenance information; and the visualization and interaction module is used for visually displaying the operation and maintenance information, supporting remote interaction and operation of operation and maintenance personnel and mobile terminal application integration, and realizing intelligent management of turnout operation and maintenance. The method has the effects of improving the operation and maintenance precision and efficiency and reducing the maintenance cost and the safety risk.

Method for controlling a switchable turnout (12) of a rail track (10), wherein the switchable turnout (12) is assigned at least one sensor unit (40), wherein the sensor unit (40) determines the position and speed of at least one vehicle (20) guided on the rail track (10), wherein the switchable turnout (12) is controlled depending on the determined position and / or speed, characterized in that the sensor unit (40) has at least one radar sensor element and / or one ultrasonic sensor element and / or one laser sensor element for continuously determining the position and speed of the vehicle (20).