Byd Company Limited

Shenzhen Bus Group Co., Ltd.

Yubo Lian

Heping Ling

Hongbin Luo

Jintao Zhang

Dongsheng Yang

Wenquan Tang

Wolfgang Josef Egger

Changshu Shangguan

Zhen Zhai

Jihan Fan

Hua Pan

Youbin Xu

Yuncheng Zhang

Chuanfu Wang

Wenxi Zhu

Shibin Xie

Changjiu Liu

Wang Peng

Yichao Wu

Lin Ren

Xu Sun

Leyang Li

Feiyue Xie

Xin Tan

Xiaoming Zhong

Ka Dan

Xiaoguang Hou

Fanliang Meng

Yanfei Xiong

Binggen Zhao

Yue Li

Fei Wu

Kai Guo

Xinchun Liu

Guorui Liu

Zhentao Ren

Wei Dong Chen

Qi Wang

Fei Wang

Peng Hu

Feng Yang

Hao Zeng

Feng Zheng

Wei Su

Lijun Zhang

Yilin Zhong

Lei Yan

Jicheng Li

Lei Yi

Yuxin Zhang

Bengang Yi

Lingyun Lou

Ming Ji

Bo Bi

Mingchuan Shi

Weiqiang Chen

Qingyang Fang

Juan Manuel Lopez Abad

Ting Wen

Ziyan Xu

Peisong Xie

Huan Luo

Cong Yu

Lei Zhang

Tao Li

Lei Li

Jing Yang

Ning Wang

Rui Guo

Min Zhang

Jun Yao

Tong Wu

Bo Dong Liu

Bo Yang

Haijun Liu

Zhihua Wang

Ning Sun

Wen Gao

Yong Xiong

Zhenyu Chen

Qian Jiang

Ke Wang

Zhiqiang Wang

Yaoping Wen

Na Zhao

Xiaodi Xu

Chunfen Wu

Linlin Zhao

Qun Liang

Gan Song

Alejandro Esteban Bustos

Haitao Feng

Maoyan Liang

Zhao Xie

Xiaowei Zhou

Yunfeng Wu

Wei Duan

Shangqing Lin

Yese Chen

Guo Tian

An integrated thermal management system, includes: a heat pump subsystem that includes a heat pump subsystem detector configured to detect heat pump state information of the heat pump subsystem; a cooling subsystem of a high-voltage system is configured to exchange heat between the heat pump subsystem and a high-voltage system of a vehicle; a battery detector is configured to detect battery state information of a vehicle battery; an user interface is configured to receive setting information of a thermal demand of a passenger compartment of a vehicle; and a controller is configured to determine a thermal management demand of the vehicle battery according to the battery state information, determine a thermal management demand of the passenger compartment according to the setting information, and determine a heat supplementation demand according to the thermal management demand of the vehicle battery, the thermal management demand of the passenger compartment, and the heat pump state information.

Integrated thermal management system, vehicle, and thermal management control method

A motor system includes: a motor including: a motor housing, a stator core, a stator winding, and a rotor core, the stator core mounted in the motor housing, the stator winding wound around the stator core, the rotor core rotatably disposed with respect to the stator core, a rotor flow path formed at least in the rotor core, the rotor flow path configured to transport coolant to the stator winding; and a valve configured to control a flow of the rotor flow path.

Motor system and vehicle having the same

The present disclosure belongs to the field of vehicles, and relates to a battery energy processing device and method and a vehicle, which can charge batteries during self-heating of the batteries. The battery energy processing device includes: an energy exchange interface; a first circuit, wherein a first end of the first circuit is connected with the energy exchange interface, and a second end of the first circuit is connected with a battery; a second circuit, wherein a first end of the second circuit is connected with the battery; an energy storage device, connected with a second end of the second circuit; and a controller, configured to: in a first preset state, control the second circuit to charge and discharge the battery to heat the battery, and control the first circuit to receive energy from the energy exchange interface and output the energy to the battery to charge the battery.

Battery energy processing apparatus and method, and vehicle

A system for thermal management, includes a first thermal management system including a compressor and a battery pack, and a second thermal management system including a heat sink, a heat exchanger, and a waste heat utilization branch for a high-voltage system. A water pump and a high-voltage system cooling branch passing through the high-voltage system are disposed on the waste heat utilization branch. A cooling liquid outlet of the heat exchanger communicates with an inlet of the waste heat utilization branch. An outlet of the waste heat utilization branch communicates with a cooling liquid inlet of the heat exchanger. A direct-cooling device is disposed on the battery pack. An outlet of the compressor communicates with a first port of the direct-cooling device. A second port of the direct-cooling device communicates with a refrigerant inlet of the heat exchanger. A refrigerant outlet of the heat exchanger communicates with an inlet of the compressor.

Vehicle thermal management system and electric vehicle

A method for controlling an electric drive system, includes: determining that the vehicle is in a traveling condition; obtaining a rotation speed value, a shaft end torque value, a present direct axis current value, and a present quadrature axis current value of the motor when receiving a vehicle heat-up demand signal; determining a target torque curve according to the shaft end torque value, and determining a target traveling heating calibration curve according to the vehicle heat-up demand signal and the rotation speed value; determining an intersection of the target torque curve and the target traveling heating calibration curve as a target traveling condition point; determining a target quadrature axis current value and a target direct axis current value according to the target traveling condition point; and controlling, according to the target direct axis current value and the target quadrature axis current value, the motor to operate.

Electric drive system control method, electric drive system, and vehicle

A method for controlling a multi-screen system includes acquiring a control instruction for the multi-screen system; and controlling a plurality of display screens to move according to the control instruction. The multi-screen system includes a plurality of display screens and a driving mechanism configured to drive the plurality of display screens to move in space.

Vehicle and method and apparatus for controlling multi-screen system

A motor drive apparatus includes a three-phase inverter and a three-phase motor. A first terminal of the three-phase inverter is connected to a positive electrode of a power battery. A second terminal of the three-phase inverter is connected to a negative electrode of the power battery Three phase coils of the three-phase motor are respectively connected to midpoints of three phase legs of the three-phase inverter. The motor drive apparatus is configured to simultaneously control (i) a process of charging the power battery by a power supply module, (ii) a torque of the three-phase motor at a zero output, and (iii) the three-phase inverter and the three-phase motor to heat a heat exchange medium flowing through at least one of the three-phase inverter or the three-phase motor.

Electric motor driving apparatus, control method, vehicle, and readable storage medium

An energy conversion apparatus includes: a first switch module, a motor inverter having a first bus terminal connected with a first end of a battery and a second bus terminal connected with a second end of the battery through the first switch module, a motor winding having a first end connected with a midpoint end of the motor inverter, and a second switch module and a first capacitor connected in series. A first end of the serial-connected second switch module and the first capacitor is connected with a second end of the motor winding. A second end of the serial-connected second switch module and the first capacitor is connected with the second bus terminal.

Energy conversion apparatus and safety control method therefor

Motor car body

The present disclosure relates to a battery energy processing device and method and a vehicle. The battery energy processing device includes: a bridge arm converter, having a first bus terminal connected with a positive electrode of a battery and a second bus terminal connected with a negative electrode of the battery; a motor winding, having a first end connected with a midpoint of the bridge arm converter; an energy storage device, respectively connected with a second end of the motor winding and the second bus terminal; and a controller, configured to control, in a first preset state, the bridge arm converter to charge and discharge the battery, so as to realize heating of the battery. In this way, the charging and discharging of the battery can be controlled, and internal resistance of the battery causes the battery to generate a large amount of heat, which causes a temperature rise of the battery, thereby realizing the heating of the battery.

Battery energy processing device and method, and vehicle

This application provides a vehicle and a power battery heating apparatus and method thereof. In the method, when a current temperature value of a power battery is lower than a preset temperature value, and a heating condition of the power battery meets a preset condition, a three-phase inverter is controlled to cause a three-phase alternating current motor to generate heat to heat a coolant flowing through the power battery. A preset quadrature-axis current and a corresponding preset direct-axis current are obtained to control the three-phase inverter to adjust a phase current of the three-phase alternating current motor in the heating process, so that electromagnetic torque with a small torque value is outputted at a motor shaft. The electromagnetic torque causes the motor output shaft to output a pre-tightening force to the transmission mechanism, thereby eliminating an engagement gap and effectively avoiding jitters of the vehicle.

Vehicle and power battery heating apparatus and method therefor

Car body

Growing community of inventors

Shenzhen, China

Yubo Lian