2438results about "Locomotives" 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 invention provides a metro driver abnormal behavior recognition method based on multi-modal data fusion. The method comprises the steps that metro driver abnormal behaviors are recognized based on multi-modal data fusion, track positioning and platform screen door sensor data are fused to detect the position of a train, and a station entering confirmation instruction is generated; according to the data of the seat pressure distribution sensor, driver off-seat inspection is judged; generating an outbound completion event in combination with a track circuit signal, an ATO instruction and the like; analyzing console touch pressure, voice instructions, hand actions and the like to verify operation compliance, and triggering an alarm when the operation is abnormal; aggregating results at edge computing nodes, encrypting and transmitting the aggregated results to a central scheduling system, dynamically mapping driver behaviors in a digital twin cockpit, and automatically triggering hierarchical alarms and associating data snapshots when the driver behaviors are abnormal; according to the invention, accurate recognition and real-time early warning of subway driver behaviors can be realized by means of multi-modal data fusion and intelligent analysis, and the subway operation safety and the emergency response efficiency are greatly improved.

A locomotive sensor system includes a sensor configured to be in contact with lubricant within an engine of a locomotive. The sensor includes a sensing region circuit that is configured to generate stimuli at different times during an operational life of the engine. The system also includes one or more processors configured to receive signals from the sensor. The signals are representative of responses of the lubricant to the stimuli. The one or more processors are configured to analyze the responses and determine a characteristic of the lubricant that represents one or more of a total base number (TBN) or a total acid number (TAN) of the lubricant. The are configured to determine an unhealthy state of one or more of the engine or the lubricant based on the characteristic of the lubricant that is determined.

The invention relates to the field of intelligent control, and discloses an intelligent control system for unmanned driving of a mine electric locomotive, and the system comprises an environment sensing module which is used for collecting mine environment information, and generating a real-time environment model through a multi-sensor fusion technology; the positioning navigation module is connected with the environment sensing module and is used for performing path planning and dynamic path optimization according to the real-time environment model; the vehicle control module is connected with the positioning navigation module and the environment sensing module, and is used for controlling the operation of the electric locomotive and executing obstacle avoidance and dynamic adjustment operation; and the communication interface module is connected with the environment sensing module, the positioning navigation module and the vehicle control module. And global path planning is carried out by utilizing a weighted graph model through the positioning navigation module, and the path is optimized in real time by combining a dynamic planning method, so that the path can be dynamically adjusted to adapt to temporary changes of a mine environment, and the electric locomotive is ensured to always efficiently and safely reach a target position.

The invention relates to a rack rail trapped rail vehicle, a driving unit and a swing frame assembly, and belongs to the technical field of rack rail trapped rail vehicles. The swing frame assembly runs on the rack rail and comprises a fixed seat and a swing frame pivoted with the fixed seat through a hinge shaft; two rollers in rolling contact with the top surface of the special-shaped rail on the corresponding side are arranged on one side of the swing frame at intervals, and two brake assemblies are arranged on the other side of the swing frame at intervals; each brake assembly comprises a first brake block, a second brake block and a double-acting oil cylinder, the double-acting oil cylinders drive the two brake blocks to be far away from or close to each other to achieve separation or abutting connection with the peripheral faces of the corresponding idler wheels and the lower surface of the special-shaped rail top plate, and braking and braking releasing are completed. The driving unit comprises a mounting frame and the swing frame assemblies arranged on the two sides of the bottom of the mounting frame. The rack rail clamping vehicle comprises a driving assembly, and the driving unit is installed on a driving frame of the driving assembly. According to the scheme, the swing frame swings in a self-adaptive mode to adapt to track fluctuation, a double-brake structure of the double brake blocks is combined, and the running stability and safety of the rack rail trapped rail vehicle are effectively improved.

The invention provides a backup degradation train control system based on rail transit intelligent perception, the system comprises existing vehicle-mounted signal subsystems loaded at two ends of a train, a vehicle interface, a bridge and an intelligent perception subsystem, the intelligent perception subsystem comprises an ATO, an ATP, an ITE, a perception device and a speed measurement device; the sensing equipment is connected with the existing vehicle-mounted signal subsystem; the switching equipment is used for switching to the intelligent sensing subsystem to run in an autonomous sensing mode when the train with the CBTC is degraded due to a fault, and the existing vehicle-mounted signal subsystem is still maintained in an RM mode; when the train which autonomously perceives running runs to the area with the upgraded CBTC, the vehicle-mounted equipment is switched back to recover running of the train CBTC; the wireless communication device is used for being in wireless connection with the vehicle-mounted signal subsystem and the trackside device. The intelligent sensing subsystem operates when the CBTC breaks down and degrades, toughness is improved, and it is achieved that the train does not get off line in the peak period.

A guided vehicle for transporting pallets moves through a rack structure in a first direction and in a second direction that is perpendicular to the first direction. The guided vehicle includes a frame provided with a first set of wheels provided for moving the frame in the first direction, and a second set of wheels provided to move the frame in the second direction, and a loading platform. In addition, driving means configured to lift the loading platform are provided, controlled by a control unit, the upwards and downwards movement of the loading platform being linkable to the upwards and downwards movement of the first plurality of wheels. The driving means includes a cam system actuated by motor means, the cam system being provided with a set of cams in such a way that the spatial position of the cams defines three operating positions.

The invention discloses a transverse intelligent deviation rectifying method and system in the mounting and advancing process of a large converter, and belongs to the technical field of deviation rectifying mechanisms. The transverse intelligent deviation rectifying system for the installation and advancing process of the large converter comprises a transverse intelligent deviation rectifying device, a speed detection module, a distance detection module and a control unit which are installed on a rail vehicle, the speed detection module and the distance detection module are respectively used for detecting the running speed of the rail vehicle and the transverse installation deviation distance of the converter on the rail vehicle and feeding back to the control unit, and the control unit is used for controlling the starting and stopping of the transverse intelligent deviation correction device, so that the transverse installation deviation correction of the converter is carried out. By the adoption of the technical scheme, the transverse deviation rectifying efficiency in the converter mounting and positioning advancing process can be effectively improved, the converter mounting and positioning precision can be guaranteed, and the safety in the deviation rectifying process is improved.

Various methods and systems are provided for energy management at a consist. In one example, a method for the energy management includes coordinating a distribution of a power demand in response to a power output of each of a fuel cell system, a battery system, and an engine system. The power output of each of the fuel cell system, the battery system, and the engine system may be selected based on a respective efficiency of each system.

The invention discloses a rack rail trapped rail vehicle and a driving part and a driving assembly thereof. The rack rail trapped rail vehicle comprises a driving disc support; the driving disc assembly is installed on the driving disc support and used for being in meshing transmission with a rack on the rack rail; the driving part is connected with the driving disc assembly and used for driving the pin shaft wheel on the driving disc assembly to rotate; the wheel swing frame assemblies are arranged on the two sides of the lower portion of the driving disc support, and rolling wheels used for being matched with the special-shaped rails on the two sides of the rack rail are arranged on the wheel swing frame assemblies; the first braking device is arranged on the driving disc support and used for clamping the driving disc assembly to achieve working braking of the locomotive; the second braking device is arranged on the wheel swing frame assembly and used for clamping the special-shaped rail to achieve emergency braking of the locomotive; and the speed limiting device is mounted on the driving disc bracket, triggers the first braking device to act when the speed of the locomotive reaches a first preset speed threshold value, and triggers the second braking device to act when the speed detected by the speed limiting device is still greater than zero after the first braking device brakes.

The invention relates to the technical field of rail train wheel rails, and provides a rail train wheel rail adhesion real-time sensing method and system, and the method comprises the steps: S1, calculating a train wheel rail utilization adhesion coefficient evaluation value; s2, obtaining an observation value using the adhesive force; s3, when the wheel set of the train initially slides, the utilization adhesion coefficient of the wheel set can be used as a wheel-rail adhesion coefficient estimation value mu of the wheel set; s4, accumulating the estimated values of the wheel-rail adhesion coefficients of all the sliding wheels, and then averaging to obtain an initial adhesion estimated value of the train; and S5, obtaining a curve of the wheel-rail adhesion coefficient of m axes changing along with the speed in the train braking process, wherein m is a positive integer greater than or equal to 1. According to the invention, the dynamic, real-time and high-precision monitoring of the adhesion state of the rail train wheel track is realized, and the safety and operation efficiency of train operation are remarkably improved.

A mid of train (MOT) mobile unit for use with a train is provided. The MOT mobile unit comprises a first hose for mounting the MOT mobile unit between first and second railway cars of the train located near a middle of the train and a radio for communications with an end of train (EOT) unit disposed on one end of the train and for communications with a head of train (HOT) unit disposed on other end of the train. With the first radio, the MOT mobile unit provides a repeater device functionality for communicating between the EOT unit and the HOT unit. The MOT mobile unit is configured to receive a power from a brake line of the train that runs a length of the train, wherein the power is derived from a compressed air in the brake line by means of an air-powered generator that recharges a battery.

The invention belongs to the technical field of vehicle intelligent anti-pinch, and discloses an urban rail vehicle door intelligent anti-pinch system which comprises a bioelectricity monitoring module, a multi-mode sensor fusion module, a virtual reality warning module and an intelligent control center. The bioelectricity monitoring module detects human body bioelectricity signals through an electrode type sensor to judge the human clamping risk. The multi-mode sensor fusion module is combined with pressure, infrared and ultrasonic sensors, and the detection accuracy is improved through data preprocessing and a fusion algorithm. The intelligent control center processes data, judges risks and generates control instructions, and can communicate with a train and station system to achieve remote monitoring. And the virtual reality warning module projects warning images and information, so that the safety awareness of passengers is improved. The system has the advantages of innovative detection mode, visual warning and multi-sensor fusion, and can effectively improve the safety and operation efficiency of the door of the urban rail vehicle. The method has a wide application prospect, and can provide safety guarantee for more fields.

The invention provides a control circuit applied after a driver controller breaks down, a driver controller and a train. The circuit comprises a driver controller isolating switch which is used for disconnecting the following operations of a driver controller on the train under the condition that the driver controller of the train is determined to be in an abnormal state: main control end control, driving direction control, driving power control and driver driving state detection; the direction switch is used for determining the driving direction of the train under the condition that the driver controller isolating switch is in a closed state; the traction brake switch is used for determining the running power of the train under the condition that the driver controller isolating switch is in a closed state; and the driver controller isolation relay is connected with the driver controller isolation switch, the direction switch and the traction brake switch, and is used for carrying out the following operations on the train: main control end control, driving direction control, driving power control and driver driving state detection under the condition that the driver controller isolation switch is in a closed state.

A system and method are disclosed enabling the use of electromagnetic engines to traverse a wheeled bogie assembly across a plurality of rails. The electromagnetic engines may be used within a rail assembly comprising four rails and a frog assembly. Further, the electromagnetic engines may be used to traverse between a straight path and a turnout path at a non-moving rail switch having a frog assembly. In one aspect, an algorithm for powering various coils is disclosed wherein the algorithm controls the power level to switch tracks connected to the frog assembly.

The embodiment of the invention provides a compartment and a vehicle. The compartment comprises a compartment body, a lower guide rail and a door body. The carriage body comprises a floor and a door frame, the door frame is connected to the floor, and the door frame is provided with a door opening. The lower guide rail is arranged on the floor. The door body is connected to the lower guide rail in a sliding mode, the door body has a closed state and a completely-opened state, and in the closed state, the door body seals the door opening; and in the completely-opened state, a channel is formed in the door opening, and the lower guide rail is located on the outer side of the channel. When the carriage is in a completely opened state, the lower guide rail cannot be exposed in the channel, the situation that passengers are stumbled does not exist, the handicapped can pass through the carriage conveniently, and the attractiveness of the carriage is improved.

The invention relates to a train dormancy awakening method and system based on TACS fusion control, and the method comprises the following steps: before a train is dormant, an AOM stores the position information of the train; in the train dormancy process, the speed measurement positioning board card keeps power supply, the speed measurement positioning module continuously collects speed pulse signals, train position information is calculated, and the train position information obtained through calculation is sent to the AOM; before the train is awakened, the AOM compares the position information obtained from the speed measurement positioning module in real time with the position information stored before dormancy, and whether the train is allowed to be awakened or not is judged based on the comparison result. According to the method, power supply is kept for the speed measurement positioning module during the train sleep period, real-time monitoring of the train position during the sleep period is achieved, meanwhile, through position comparison before wakeup, the wakeup efficiency of the train is improved, and wrong wakeup operation caused by abnormal movement of the train is prevented.

To provide an inspection vehicle (50) for operating on a rail system of a storage / retrieval grid.SOLUTION: An inspection vehicle is configured to retrieve a remotely operated vehicle for inspection. The inspection vehicle comprises a first vehicle area (51) and a second vehicle area (52). The first vehicle area is configured as a vehicle fence for holding the remotely operated vehicle before entry into the second vehicle area, and the first vehicle area is connected to the second vehicle area in such a manner that the remotely operated vehicle can pass through the vehicle fence.SELECTED DRAWING: Figure 8

The invention provides a monitoring method of a locomotive air source system and related equipment, and relates to the technical field of locomotives. The method comprises the steps that the air quality index of compressed air, the first operation index of a compressor and the second operation index of a dryer are monitored, and when any one or more of the air quality index, the first operation index and the second operation index meet abnormal conditions, alarm information is output. The locomotive air source system can be monitored in real time in all directions, the states of the compressor and the dryer in the locomotive air source system can be monitored in real time, and the air quality of compressed air output by the locomotive air source system can also be monitored in real time.

A vehicle control system and method include processors that determine that an energy storage device of a vehicle will have insufficient energy to power a propulsion system of the vehicle under a first set of operational settings to move the vehicle from a first location within a powered segment to a designated second location that is outside of an unpowered segment of a route. Responsive to determining that the energy storage device will have insufficient energy, the processors change one or more settings of the vehicle to operate the vehicle under a second set of operational settings while the vehicle moves within the powered segment of the route to charge the energy storage device to a greater extent relative to operating of the vehicle according to the first set of operational settings.

A train coupling method for a virtual coupling control system. The train coupling method comprises: sending a coupling plan to a front train and a rear train which are to be coupled (S10); sending vehicle information of the front train to the rear train, such that the rear train establishes vehicle-to-vehicle communication on the basis of the received vehicle information (S20); exchanging information by means of the vehicle-to-vehicle communication, and controlling the front train and the rear train to approach each other (S30); the front train and the rear train each checking whether a coupling condition is met (S40); the front train and the rear train each sending coupling state information to a radio block center (S50); when it is confirmed that the coupling state information of the front train and the coupling state information of the rear train have been received and are consistent, sending coupling confirmation information to each of the front train and the rear train (S60); and when receiving the coupling confirmation information, the front train and the rear train entering a virtual coupling mode (S70). In the train coupling method for a virtual coupling control system, by means of communication among a front train, a rear train and a radio block center, an operation state is confirmed, and the front train and the rear train enter a virtual coupling state when conditions are suitable, thereby improving line operation efficiency while ensuring coupling flexibility.

The invention discloses a signal control system for a mining locomotive, and aims to solve the problems of weak interference resistance and low safety of a traditional system. The system comprises a signal acquisition module, a dynamic frequency coding processing module, an intelligent decision-making module, an execution module, a communication module and a power supply module. The signal acquisition module acquires the position, speed and environmental parameters of the locomotive through an infrared position, speed and temperature and humidity sensor; the dynamic frequency coding module monitors the signal-to-noise ratio of a sub-band every 10 ms, when the signal-to-noise ratio of the sub-band is lower than 15 dB, the sub-band is automatically switched to a high-signal-to-noise-ratio sub-band larger than or equal to 20 dB, an encryption mapping table is generated for synchronous updating, and the equipment deals with sudden interference through an emergency band. The intelligent decision-making module generates a control instruction, and speed adjustment and parking are achieved through the execution module. An explosion-proof cable and a low-frequency through-the-earth technology are combined for communication, and a power supply is of an explosion-proof type and has multiple protections. The system improves the anti-interference performance and safety of signal transmission, adapts to the mine environment, and supports the intelligent operation of mine transportation.

The invention relates to the technical field of rail traffic rack railways, in particular to a rack railway transition section tooth entering method, a control system and a medium, and the method comprises the following steps: S1, monitoring train driving information received by a train; the train running information comprises a wheel linear speed, a wheel driving speed and a rotation angle of a bogie gear; controlling a driving device according to the wheel linear speed, and adjusting the angular speed of a bogie gear to enable the linear speed of the bogie gear to be matched with the wheel linear speed; s2, after the linear speed of the bogie gear is matched with the linear speed of the wheel, real-time position information of train running is monitored; a meshing posture point is preset according to the real-time position information, the wheel linear speed and the rotation angle of the bogie gear; wherein the meshing posture point is a point position where the gear is in a meshing posture; and S3, distance information of the train running from the meshing posture point to the toothed rail section is obtained based on the meshing posture point, the gear is controlled to conduct posture adjustment according to the distance information, and gear entering is kept when the gear is driven into the toothed rail section.

The invention provides a hydrogen energy power system suitable for a magnetic suspension railway vehicle. The hydrogen energy power system comprises a hydrogen storage system, a hydrogen fuel cell system, a heat dissipation and cooling system, an air filter, a connector and an electronic control unit (ECU). The hydrogen storage system comprises a hydrogen storage control unit (HSU), the hydrogen fuel cell system comprises a power control unit (PCU), and the ECU is used for collecting and processing state information of each system and sending out a control instruction; the ECU is connected with the PCU and the HSU, and the ECU serves as a main control unit and is responsible for receiving an instruction from a vehicle or a train operator and coordinating work of the PCU and the HSU according to the current running state of the vehicle; and the ECU sends a power demand instruction to the PCU and sends a hydrogen supply instruction to the HSU so as to ensure that the fuel cell can output corresponding power according to needs. The engineering construction cost of the track in the project is reduced, the project construction time is saved, funds are saved, and the method is environment-friendly.

The invention provides a multi-source hybrid shunting locomotive power system and a management strategy, and the method comprises an energy storage system which is electrically connected with a shunting locomotive traction converter, the energy storage system supplies power to a traction motor and an auxiliary system which are connected with the traction converter through the traction converter, and the traction motor controls a wheel pair; the energy storage system comprises a storage battery pack and a DC / DC converter; the range extender is used for charging the energy storage system, and when the residual electric quantity of the energy storage system is lower than a preset value, the range extender is started to charge the energy storage system. The energy storage system is charged through the range extender, so that the shunting locomotive can adapt to various different environments and working conditions, the multi-source power shunting locomotive power system convenient to transform and manufacture is high in energy efficiency ratio, compared with a pure oil power system, generation of a large amount of waste gas caused by idling operation and frequent alternating load of a diesel engine is reduced, and the energy efficiency of the diesel engine is improved. And the system is low in maintenance cost.

The invention provides a rail vehicle air conditioner system control method which comprises the following steps: S1, an air conditioner control unit receives a station parking signal sent by a vehicle central control unit and enters a station parking mode; s2, after the air conditioner control unit receives the door opening instruction, the current refrigerating or heating mode is kept, the operation frequency of a condensation fan is reduced, and the operation frequency of a compressor is improved; and S3, the air conditioner control unit quits the station parking mode after receiving the door closing instruction. When the railway vehicle is parked and the door is opened, the operation frequency of the condensation fan is reduced, the noise in a passenger room is reduced, and the riding experience of passengers is improved; and on the other hand, the operation frequency of the compressor is increased during parking and door opening, the refrigerating or heating effect of the air conditioning system is guaranteed, and therefore large fluctuation of the temperature in the passenger room is avoided. The invention further provides the railway vehicle adopting the control method for the air conditioning system of the railway vehicle.

The invention is suitable for the technical field of rail transit equipment, and provides an integrated adjustable cab seat with an active noise reduction function. Comprising a seat assembly and an active noise reduction device, the active noise reduction device comprises a controller and a noise reduction part; the seat assembly comprises a supporting framework and an adjusting framework, the supporting framework comprises a supporting part, a cushion part and a backrest part, the outer side of the supporting part of the supporting framework is sleeved with a mounting box, and the controller is arranged in the mounting box; the cushion part is provided with a cushion, and the backrest part is sleeved with a backrest; an adjusting framework with the adjustable height is installed on the top of the back portion of the supporting framework, and the noise reduction component is installed on the backrest portion of the supporting framework. And the headrest is arranged on the adjusting framework. The cab seat is high in integration level and good in integration, the size is reduced, the available space of the cab is increased, and the controller is installed below the seat and does not need to occupy the space of a control cabinet in the cab.

The invention relates to a sander and a control method thereof, and relates to the field of sanders, the sander comprises a sanding body mounted on a sand box and a blowing head arranged in an inner cavity of the sanding body and used for guiding quicksand, the sanding body is provided with a sand filling chamber, the sand filling chamber is provided with a sand inlet and a sand outlet, and the blowing head is arranged in the inner cavity of the sanding body and used for guiding quicksand. The sand filling device further comprises an extension air pipe installed on the air blowing head, the extension air pipe is located in the sand filling cavity, and the extension air pipe is provided with a vent groove communicated with the air hole of the air blowing head. By means of the structure, sand grains are not prone to entering the air hole of the blowing head, the air hole is prevented from being blocked by the sand grains, and the safety of a vehicle during braking is improved.

The invention discloses a train starting control method, medium and system for reducing train starting impact, and the method comprises the following steps: S1, during excitation, the braking force of a train is reduced from the initial holding braking force according to a preset first descending slope; s2, after the excitation time is up, the traction force of the train rises according to a preset first rising slope until the traction force is allowed to be kept to be relieved, and then the traction force is kept; meanwhile, the braking force of the train is reduced according to a preset second descending slope until the traction force is allowed to be relieved; s3, when the braking force of the train is reduced to allow the release traction force to be kept, if it is judged that the traction force of the train reaches the allow release traction force, the braking force is reduced to zero according to a preset third descending slope; and S4, when the train speed is detected to be non-zero speed, the traction force responds to the current traction level according to a preset second rising slope. The method has the advantages of shortening the starting time, reducing the starting impact rate and the like.

System, method, and computer program product for determining a route for a container handling vehicle operating on a rail system of an automatic grid-based storage and retrieval system. The method comprising creating a model of the rail system representing the rail system as a finite set of non-overlapping rectangular first zones in a first direction, and a finite set of non-overlapping rectangular second zones in a second direction, wherein the zones are positioned around grid positions that are not accessible by the container handling vehicle, determining overlap information indicative of one or more regions of the rail system in which there is an overlap between a zone of the finite set of first zones and a zone of the finite set of second zones, determining grid position zone information by, for each grid position determining in which of the finite set of first zones and / or the finite set of second zones the grid position is located, receiving a request for a route for at least one container handling vehicle from a first grid position to a second grid position; and determining the route using the model of the rail system.