A vehicle stability control method and a vehicle stability control device are provided. The method may be applied to an intelligent automobile field such as intelligent driving or autonomous driving, and is used to control lateral stability of a front axis and rear axis distributed driven vehicle. In this method, a yawing movement of the vehicle is considered, and an additional yawing moment for maintaining lateral stability of the vehicle is provided by compensating for front-axis and rear-axis slip ratios, to control lateral stability of the vehicle and therefore improve stability of the vehicle during driving.

An electric power assist system generates an appropriate level of assist power while an electric assist vehicle is running on a slope and includes an electric motor that generates an assist power to assist human power of a rider of the electric assist vehicle, a controller that controls a magnitude of the assist power to be generated by the electric motor, and an acceleration sensor that outputs an acceleration signal representing an acceleration in a travel direction of the electric assist vehicle. The controller acquires speed information representing a running speed of the electric assist vehicle based on an external signal, detects an inclination angle of a road surface based on the speed information and the acceleration signal, and causes the electric motor to generate an assist power of a magnitude in accordance with the inclination angle.

An electrically powered work vehicle includes a left driving wheel and a right driving wheel that are supported to a vehicle body, a left motor for driving the left driving wheel and a right motor for driving the right driving wheel, a steering wheel, an acceleration operation tool, a turning command calculation section for calculating a turning command based on a steering operation amount of the steering wheel, a turning torque calculation section for calculating a turning torque based on the turning command, a vehicle speed command calculation section for calculating a vehicle speed command based on an acceleration operation amount of the acceleration operation tool, a vehicle speed torque calculation section for calculating a vehicle speed torque based on the vehicle speed command, and a speed command calculation section for calculating a left motor speed command and a right motor speed command based on the turning torque and the vehicle speed torque.

A device for controlling sudden unintended acceleration according to an embodiment of the present disclosure includes a sensor for detecting a current acceleration of a vehicle, a first controller that calculates a motor torque command value for driving a motor, calculates an expected acceleration of the vehicle based on the motor torque command value, and compares the expected acceleration with the current acceleration, and a second controller that compares the motor torque command value with a preset value. Therefore, the device may determine a cause of the sudden unintended acceleration and block the sudden unintended acceleration based on the determination result to improve safety of a driver.

A rotatable LIDAR device including contactless electrical couplings is disclosed. An example rotatable LIDAR device includes a vehicle electrical coupling including (i) a first conductive ring, (ii) a second conductive ring, and (iii) a first coil. The example rotatable LIDAR device further includes a LIDAR electrical coupling including (i) a third conductive ring, (ii) a fourth conductive ring, and (iii) a second coil. The example rotatable LIDAR device still further includes a rotatable LIDAR electrically coupled to the LIDAR electrical coupling. The first conductive ring and the third conductive ring form a first capacitor configured to transmit communications to the rotatable LIDAR, the second conductive ring and the fourth conductive ring form a second capacitor configured to transmit communications from the rotatable LIDAR, and the first coil and the second coil form a transformer configured to provide power to the rotatable LIDAR.

The present disclosure relates to a novel portable electric vehicle, which comprises two front-rear folding mechanisms, a left-right folding mechanism, and an operating mechanism, wherein the two front-rear folding mechanisms for supporting a driver are arranged respectively on the left side and the right side of the bottom of the electric vehicle, the rear ends of the front-rear folding mechanisms are both provided with driving wheel mechanisms, and the front ends of the front-rear folding mechanisms are both provided with rotating wheel mechanisms; two ends of the left-right folding mechanism for driving the two front-rear folding mechanisms to get close to each other are connected respectively to the two front-rear folding mechanisms; and the operating mechanism for controlling the running of the electric vehicle is mounted on the left-right folding mechanism. The present disclosure also relates to a method for controlling the drive of the novel portal electric vehicle, which utilizes an Arduino circuit board to control the running of the electric vehicle. The novel portable electric vehicle has the advantages of good driving experience, small size, light weight, convenience in folding and easiness in operation, and belongs to the technical field of electric vehicles.

A method for controlling cruise driving of a vehicle performed by a controller is provided. The method includes determining whether a turning section is present on a road in front of the vehicle based on information of the road included in navigation information. When the turning section is present on the road, the turning section is divided into an entry area and an escape area. The entry area is an area where speed of the vehicle is adjusted from cruise driving speed to target deceleration speed and the escape area is an area where speed of the vehicle is controlled from the target deceleration speed to the cruise driving speed. When the vehicle is located in the entry area a starter-generator connected to an engine is operated to perform regenerative braking to reduce the speed of the vehicle from the cruise driving speed to the target deceleration speed.

An auto-balancing transportation device having first and second wheels that are independently drivable. The device includes foot platforms, a control circuit and sensors. Device control is preferably achieved through the position or weight distribution of a rider's feet. The wheels may be arranged in parallel or non-parallel and the foot platforms may be located on the interior are exterior side of the wheels. The wheels may be coupled to one another in a manner that affords tilting, thereby increasing stability when executing a turn, among other benefits. Various embodiments and features are disclosed.

An apparatus for controlling a towing mode of an electric vehicle is provided. The apparatus includes a first sensor that measures a speed of the electric vehicle and a second sensor that measures a gradient of a road on which the electric vehicle is driven. A controller detects a reference output of the electric vehicle based on the speed and the gradient of the road and detects a towing weight of the electric vehicle based on an excess rate of a current output with respect to the reference output. The towing mode of the electric vehicle is then executed based on the detected towing weight.

A motorized movement device includes a frame, first and second wheels connected to the frame, and first and second motors connected respectively to the first and second wheels that are commandable by respective command signals. The motorized device also includes an inertial measuring unit configured to detect the longitudinal acceleration, pitch angular speed, and yaw angular speed of the movement device and for providing signals representative of the same. The motorized device also includes sensors for detecting speeds of the wheels and configured to provide signals representative thereof. The motorized device further includes a control unit comprising a module for estimating the slope, and longitudinal thrust exerted by a user to the device, yaw torque applied by the user. The control unit also includes a module for compensating the slope, a thrust amplifying module, a yaw torque amplifying module, and a torque allocating module.