Byd Company Limited

Axi Qi

Guangming Yang

Zhiyong Du

Yilong Yu

Luhui Xu

Kai Liu

Bo Zhou

Xiaohua Tang

Xuguang Zhou

Jian Gong

Caifang Guo

Bo Zu

Xingchun Zhang

Qinghui Zeng

Fengchuan Yu

Pengfei Yao

Youxin Zhang

Qiwei Zhan

Cunlong Liu

Lulin Zeng

Xunjin Xu

A vehicle controller includes: a control box having a first outer surface and a second outer surface disposed opposite to each other in a thickness direction of the control box, the first outer surface including a control cooling water channel, which includes an Insulated Gate Bipolar Transistor (IGBT) cooling layer, a power supply cooling layer, and a transition section, and the IGBT cooling layer and the power supply cooling layer stacked in the thickness direction of the control box and communicated to each other by using the transition section; an IGBT module mounted on the first outer surface and extending into the IGBT cooling layer and being cooled by coolant in the IGBT cooling layer; and a power supply module mounted on the second outer surface and the power supply module adjacent to the power supply cooling layer and cooled by coolant in the power supply cooling layer.

Vehicle controller and vehicle having same

A device and a system for diagnosing a motor parameter are provided. The device includes a master chip, an excitation conditioning circuit, a motor resolver unit, and a sine and cosine conditioning circuit. The master chip includes a first analog-to-digital converter, a second analog-to-digital converter, a first processing unit, and a monitoring core.

Diagnosis device and system

The present disclosure provides an electric motor control system and a vehicle. The electric motor control system includes a motor drive module, a multi-core processing module, and a safety logic module. The multi-core processing module includes a main function core and a lockstep monitoring core. The main function core is configured to obtain sampling data, and when any one of the sampling data, a running status of the main function core, a motor control signal, and a running status of a motor is abnormal, the lockstep monitoring core outputs a safety trigger signal; and the safety logic module is configured to output an instruction for prohibiting execution of the motor control signal to the motor drive module when receiving the safety trigger signal.

Motor control system and vehicle with same

A motor control system includes a main control unit, a power supply unit, and a driving unit. The main control unit obtains sampling data of a motor and a power supply signal from the driving unit, generates a motor control signal according to the sampling data, and outputs a safety enable signal when determining that motor drive is abnormal according to the sampling data or when determining that power supply to the driving unit is abnormal according to the power supply signal. The power supply unit supplies power to the main control unit, monitors a state of the main control unit, and outputs a safety cut-off signal when the power supply unit or the main control unit is abnormal. The driving unit drives the motor according to the motor control signal, and switches to a safe path when receiving any one of the safety enable or safety cut-off signal.

Motor control system and vehicle

An electric motor control system includes a master control module, a drive module, and a monitoring module. The master control module is configured to output a low-voltage drive signal to the drive module, the drive module converts the low-voltage drive signal into a high-voltage drive signal and outputs the high-voltage drive signal to a power unit, and the power unit outputs, according to the high-voltage drive signal, a power supply drive signal provided by a high-voltage battery. The monitoring module is electrically connected with the master control module and the drive module, and is configured to acquire the low-voltage drive signal, and output a fault signal to the master control module when the low-voltage drive signal is abnormal, to control the master control module to stop outputting the low-voltage drive signal.

Motor control system and motor control device

The present disclosure relates to the technical field of vehicles, and provides an electric vehicle and an integrated controller and an integrated control system therefor. The integrated controller includes: a first control chip, including a first core and a second core, where the first core is configured to control an electronic control module to drive a motor, and the second core is used as a vehicle controller; and a second control chip, configured to control an on-board charging module, so that an external AC power supply realizes AC charging for a power battery, or the power battery realizes AC discharging to an external load through an AC charging and discharging port.

Electric vehicle, and integrated controller and integrated control system thereof

A motor control system includes a drive unit, a backup control unit, and a power unit. The drive unit is electrically connected to the power unit, and is configured to convert a received low-voltage drive signal into a high-voltage drive signal and output the high-voltage drive signal to the power unit. The power unit outputs, according to the high-voltage drive signal, a power supply drive signal provided by a high-voltage battery. The power supply drive signal is configured to drive a motor connected to the power unit to rotate. The backup control unit is electrically connected to the drive unit. The drive unit is configured to output a diagnosis signal indicating a running status of the drive unit to the backup control unit.

Motor control system and motor control apparatus

An integrated controller (A) for a vehicle, and a vehicle (B), where the integrated controller (A) includes a box body (), a high-voltage power distribution module () disposed in the box body (), and a left driving motor controller (), a right driving motor controller (), an air compressor motor controller (), a steering motor controller (), and a DC-DC voltage converter () that are all connected to the high-voltage power distribution module (); and the box body () is provided with a plurality of input/output interfaces corresponding to the high-voltage power distribution module (), the left driving motor controller (), the right driving motor controller (), the air compressor motor controller (), the steering motor controller (), and the DC-DC voltage converter ().

Integrated controller of vehicle and vehicle

A clutchless transmission apparatus and control method thereof. The transmission apparatus comprises a motor () and a transmission (), said motor () is connected to said transmission () and supplies power to said transmission () via an input shaft of the transmission (), wherein said apparatus further comprises a control device (), which is electrically connected to said motor () and said transmission (), wherein said control device () is configured to determine whether a gear-position shifting is required based on rotation speed of said transmission (), if a gear-position shifting is required, regulates torque of said motor () to control said transmission () to disengage, and then regulates the rotation speed of said motor () based on the rotation speed of said transmission () to control said transmission () to engage for shifting gear-position. The clutchless transmission apparatus provided in the present invention doesn't need a clutch during gear-position shifting, and therefore it is light, simple, easy to maintain and control, and can be used in a wide range of application.

Growing community of inventors

Shenzhen, China

Axi Qi