A braking system in an at least partially autonomous vehicle, having one vehicle wheel brake per vehicle wheel and having a primary brake regulation system and a redundant secondary brake regulation system. One hydraulic actuator for actuating the vehicle brake is provided per vehicle wheel in a first vehicle axle which actuator is assigned to both the primary brake regulation system and also the secondary brake regulation system. One electromechanical primary actuator per vehicle wheel is assigned to the primary brake regulation system in the second vehicle axle and one electromechanical secondary actuator is assigned to the secondary brake regulation system.

A braking system in an at least partially autonomous vehicle, having one vehicle wheel brake per vehicle wheel and having a primary brake regulation system and a redundant secondary brake regulation system. One hydraulic actuator for actuating the vehicle brake is provided per vehicle wheel in a first vehicle axle which actuator is assigned to both the primary brake regulation system and also the secondary brake regulation system. One electromechanical primary actuator per vehicle wheel is assigned to the primary brake regulation system in the second vehicle axle and one electromechanical secondary actuator is assigned to the secondary brake regulation system.

A control method of a hydraulic brake apparatus for a vehicle including a first brake device and a second brake device configured to supply hydraulic pressure to wheel brakes, and a control unit including a first controller controlling the first brake device and a second controller controlling the second brake device, includes receiving information for determining a status of the first brake device by means of the control unit; determining whether the first brake device is normally operated using the information for determining a status of the first brake by means of the control unit; and controlling at least one of the first brake device and the second brake device to decrease a hydraulic pressure loss amount in the wheel brakes when the control unit determines that the first brake is not normally operated.

A control method of a hydraulic brake apparatus for a vehicle including a first brake device and a second brake device configured to supply hydraulic pressure to wheel brakes, and a control unit including a first controller controlling the first brake device and a second controller controlling the second brake device, includes receiving information for determining a status of the first brake device by means of the control unit; determining whether the first brake device is normally operated using the information for determining a status of the first brake by means of the control unit; and controlling at least one of the first brake device and the second brake device to decrease a hydraulic pressure loss amount in the wheel brakes when the control unit determines that the first brake is not normally operated.

According to at least one embodiment, the present disclosure provides a control method of an electric hydraulic brake including an auxiliary braking system generating a braking force in a vehicle when a main brake system fails, the control method comprising: determining whether the main brake system fails; opening a rear-wheel High pressure Switching Valve (HSV) connecting a rear wheel of the main brake system and a Low Pressure Accumulator (LPA) of the auxiliary braking system when the main brake system is determined to have failed; determining whether a driver intervenes in braking; and controlling the auxiliary brake system to generate a braking force in the vehicle.

According to at least one embodiment, the present disclosure provides a control method of an electric hydraulic brake including an auxiliary braking system generating a braking force in a vehicle when a main brake system fails, the control method comprising: determining whether the main brake system fails; opening a rear-wheel High pressure Switching Valve (HSV) connecting a rear wheel of the main brake system and a Low Pressure Accumulator (LPA) of the auxiliary braking system when the main brake system is determined to have failed; determining whether a driver intervenes in braking; and controlling the auxiliary brake system to generate a braking force in the vehicle.

An electronic brake for a vehicle and a control method therefor according to an embodiment of the present disclosure are able to generate a braking force required to safely run the vehicle even if something is wrong with a main brake device, by controlling an auxiliary brake device, which generates a required braking force by serving as a backup for the main brake device.

An electronic brake for a vehicle and a control method therefor according to an embodiment of the present disclosure are able to generate a braking force required to safely run the vehicle even if something is wrong with a main brake device, by controlling an auxiliary brake device, which generates a required braking force by serving as a backup for the main brake device.

An electronic control system of the braking of a railway vehicle is described, comprising an emergency braking module which generates a respective intermediate braking pressure signal indicative of an emergency braking and a service braking module which generates a respective service braking pressure signal; the emergency braking module is arranged to: generate a braking pressure control signal corresponding to the service braking pressure signal, when the higher among the one or more intermediate braking pressure signals indicative of an emergency braking is lower than a threshold; generate a braking pressure control signal corresponding to the higher among the one or more intermediate braking pressure signals indicative of an emergency braking, when the higher among the one or more intermediate signals braking pressure indicative of emergency braking is equal or higher than the threshold; and convert the braking pressure control signal by an electropneumatic actuator.

An electronic control system of the braking of a railway vehicle is described, comprising an emergency braking module which generates a respective intermediate braking pressure signal indicative of an emergency braking and a service braking module which generates a respective service braking pressure signal; the emergency braking module is arranged to: generate a braking pressure control signal corresponding to the service braking pressure signal, when the higher among the one or more intermediate braking pressure signals indicative of an emergency braking is lower than a threshold; generate a braking pressure control signal corresponding to the higher among the one or more intermediate braking pressure signals indicative of an emergency braking, when the higher among the one or more intermediate signals braking pressure indicative of emergency braking is equal or higher than the threshold; and convert the braking pressure control signal by an electropneumatic actuator.