Patent classifications
B60T8/17
System and method for dynamic brake calibration
A control system for a vehicle having vehicle wheels comprises: brakes, wherein each of the brakes applies individual braking to a respective one of the vehicle wheels; memory storing brake characteristic parameters for controlling each of the brakes; and a processor configured to: calculate anticipated yaw, steering torque, and deceleration of the vehicle, associated with operation of the brakes; compare between the anticipated yaw and actual yaw of the vehicle, between the anticipated steering torque and actual steering torque of the vehicle, and between the anticipated deceleration and actual deceleration of the vehicle; and calibrate the brakes by adjusting the stored brake characteristic parameters of each of the brakes in response to a yaw difference between the anticipated yaw and the actual yaw, a steering torque difference between the anticipated steering torque and the actual steering torque, and a deceleration difference between the anticipated deceleration and the actual deceleration.
System and method for dynamic brake calibration
A control system for a vehicle having vehicle wheels comprises: brakes, wherein each of the brakes applies individual braking to a respective one of the vehicle wheels; memory storing brake characteristic parameters for controlling each of the brakes; and a processor configured to: calculate anticipated yaw, steering torque, and deceleration of the vehicle, associated with operation of the brakes; compare between the anticipated yaw and actual yaw of the vehicle, between the anticipated steering torque and actual steering torque of the vehicle, and between the anticipated deceleration and actual deceleration of the vehicle; and calibrate the brakes by adjusting the stored brake characteristic parameters of each of the brakes in response to a yaw difference between the anticipated yaw and the actual yaw, a steering torque difference between the anticipated steering torque and the actual steering torque, and a deceleration difference between the anticipated deceleration and the actual deceleration.
Method and Motor Vehicle
A method and a system for decelerating a single-track motor vehicle, includes using a control unit to determine a total torque of a wheel of the motor vehicle required for a desired riding maneuver, in particular a controlled slip of a rear wheel, determine, a braking partial torque and a motor partial torque as a function of the total torque required, and generate the braking partial torque on the wheel by controlling a brake system of the motor vehicle and generating the motor partial torque on the wheel by controlling a motor of the motor vehicle The invention further includes a single-track motor vehicle configured to execute the decelerating method.
Force transducer for a multifunction trailer controller
A controller for a trailer is disclosed. An example trailer controller assembly includes a force transducer that measures a force between a trailer and a towing vehicle connected to the trailer indicative of a difference in speeds between the trailer and the towing vehicle, and a controller communicatively coupled to the force transducer. The controller includes a brake controller that controls brakes of the trailer based on an input signal from the force sensor.
BRAKE DEVICE FOR VEHICLE
A brake device includes: a brake pedal including a pedal and a lever that rotates about a rotation axis when the pedal is operated; a housing that rotatably supports the lever; a reaction force generator that generates a reaction force to the lever in accordance with a stroke amount of the brake pedal by receiving a force from the lever when the brake pedal is operated; a deformation member including a deformation portion that is deformed by a force received from the lever when the brake pedal is operated in a state where the reaction force generated by the reaction force generator is generated; and a stroke sensor that outputs a signal corresponding to the stroke amount and outputs a value indicating that operation of the brake pedal is abnormal and instructing execution of control for stopping a vehicle when the deformation portion is deformed.
COORDINATED BRAKING SYSTEMS AND METHODS FOR RAIL CARS
A system and method include a train including a plurality of rail cars configured to travel along a track having rails. Each of the plurality of rail cars includes brakes. A braking control unit is in communication with the brakes of the plurality of rail cars. The braking control unit is configured to control the brakes of a subset of the plurality of rail cars in accordance with braking data.
VEHICLE AND BRAKING METHOD AND DEVICE THEREFOR
A vehicle and a braking method and a device therefor are provided. The method includes the following steps: obtaining a first state information of the vehicle, where the first state information includes a vehicle mass and a deceleration required by braking; calculating a braking torque required by the vehicle according to the first state information, and controlling the vehicle to output an electric braking torque according to the braking torque required by the vehicle; obtaining a current vehicle speed of the vehicle and an electric braking exit protection speed; and calculating an electric braking exit speed according to the braking torque required by the vehicle and the deceleration required by braking, and controlling the vehicle to unload the electric braking torque when the current vehicle speed is less than a larger one of the electric braking exit speed and the electric braking exit protection speed.
VEHICLE AND BRAKING METHOD AND DEVICE THEREFOR
A braking method for a vehicle is provided. The method includes the following steps: obtaining a first state information of the vehicle, where the first state information includes a vehicle mass and a deceleration required by braking; calculating a braking torque required by the vehicle according to the first state information, and controlling an output of an electric braking torque according to the braking torque required by the vehicle; obtaining a current gradient and a current vehicle speed of the vehicle; and determining whether to control the vehicle to unload the electric braking torque, and whether to control the vehicle to apply a mechanical braking torque according to the current vehicle speed, the braking torque required by the vehicle, the deceleration required by braking, and the current gradient. A braking device for a vehicle and a vehicle are further provided.
BRAKE CONTROL SYSTEM
A brake control system for an aircraft is disclosed having a plurality of brake actuators. Each brake actuator includes a braked state imparting an unknown braking torque, and a parked state imparting a known braking torque. The system includes a controller to control the states of the brake actuators. In response to a parking signal, when at least one of the brake actuators is in the braked or parked state, the controller performs a parking procedure comprising maintaining a first brake actuator in the braked or parked state whilst changing the state of a second brake actuator from the braked state to the parked state. Also disclosed is an aircraft including the brake control system, a method of controlling a brake system for an aircraft, and a non-transitory computer readable storage medium.
Piece of electrical equipment for connecting to an electromechanical brake actuator and to an electromechanical drive actuator
A piece of electrical equipment for connecting both to at least one electromechanical braking actuator and also to at least one electromechanical drive actuator, the piece of electrical equipment (13a) comprising a housing (30), means for fastening the housing to the undercarriage, and inside the housing: a processor unit (32) arranged to generate a braking motor control signal and a drive motor control signal; a power supply unit (37) arranged to generate an equipment power supply voltage, a braking power supply voltage, and a drive power supply voltage; a power converter unit (40) arranged to generate a braking control voltage and a drive control voltage; and a distribution unit arranged to distribute the braking control voltage to the electromechanical braking actuator and the drive control voltage to the electromechanical drive actuator.