Patents Assigned to VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD.
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Publication number: 20250118823Abstract: A thermal management system for an energy storage battery pack includes energy storage battery packs and temperature control sub-units. Each energy storage battery pack includes battery modules and a main housing used for accommodating the battery modules; the temperature control sub-units are mounted on the energy storage battery packs, respectively; each temperature control sub-unit includes a speed regulation fan used for dissipating heat for the energy storage battery pack, a temperature detector used for sensing a temperature of the battery modules and a pulse width modulation (PWM) controller; the speed regulation fan, the temperature detector and the PWM controller of one of the temperature control sub-units are in signal connection, the PWM controller is used for adjusting the duty ratio of the speed regulation fan according to the difference value between the temperature of the battery modules and a temperature threshold; and the temperature threshold is a preset value.Type: ApplicationFiled: December 18, 2024Publication date: April 10, 2025Applicants: Zhejiang ZEEKR Intelligent Technology Co., Ltd., Viridi E-Mobility Technology (Ningbo) Co., Ltd., Zhejiang Geely Holding Group Co., Ltd.Inventors: Changhuai XIE, Tonghuan YANG, Jia LI, Shujuan CHEN, Fei CHEN, Caiqing ZHANG, Zegang WU, Qixiao LAI, Zequn YU, Dandan ZHAO, Quanyi LI
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Publication number: 20250100534Abstract: An automatic shift control method, apparatus, device and storage medium. A vehicle is controlled to perform an elastic release operation in response to a drive switching request. When unloading torque of a first electric machine of the vehicle is completed, a moving component of a disengaging and engaging apparatus of the vehicle is controlled to perform a position adaptive operation. Meshing direction and separation control is performed on the moving component when a rotational speed of the moving component reaches a stable state, to cause the moving component to move in a disengaging direction to a completely disengaged position, and switch of the vehicle from a four-wheel drive power mode to a two-wheel drive mode is completed.Type: ApplicationFiled: December 8, 2022Publication date: March 27, 2025Applicants: Zhejiang ZEEKR Intelligent Technology Co., Ltd., Viridi E-Mobility Technology (Ningbo) Co., Ltd., Zhejiang Geely Holding Group Co., LTD.Inventors: Keqing SHEN, Dong CHEN, Qiao DONG, Wenliang LIU, Yingguo MA, Zouyun SHI, Qimiao CHEN, Huian SUN, Bin GU, Ou RUAN, Changluo LI
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Publication number: 20250091450Abstract: The present application relates to the field of electric vehicles, and particularly to an electric vehicle and an electric-machinery control method therefor, an apparatus and a storage medium. The electric-machinery control method for the electric vehicle of the present application includes: detecting a relative deformation amount of a transmission system between a driving gear and a wheel end of an electric machinery; determining a first speed differential value between a first driving-gear rotational speed and a first wheel-end converted rotational speed when the relative deformation amount is a first threshold value; determining an output torque of the electric machinery according to the first speed differential value; controlling the driving gear to perform a gear-approaching operation relative to the driven gear according to the output torque.Type: ApplicationFiled: January 16, 2023Publication date: March 20, 2025Applicants: Zhejiang ZEEKR Intelligent Technology Co., Ltd., VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD., Zhejiang Geely Holding Group Co., LTD.Inventors: Keqing SHEN, Yingguo MA, Dong CHEN, Qimiao CHEN, Changluo LI
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Publication number: 20250065881Abstract: The present application relates to an electric vehicle, a motor control method thereof, an apparatus and a storage medium. The motor control method of the electric vehicle of the present application includes: detecting a relative deformation of a transmission system between a driving gear and a wheel end of a motor; determining a first speed difference value of a first driving gear rotation speed and a first wheel end conversion rotation speed when the relative deformation is a first threshold, where the relative deformation being the first threshold value is used to indicate that the driving gear starts to disengage from a driven gear of the transmission system; determining an output torque of the motor according to the first speed difference value; and controlling the driving gear to perform a tooth approaching operation relative to the driven gear according the output torque.Type: ApplicationFiled: July 28, 2022Publication date: February 27, 2025Applicants: Zhejiang ZEEKR Intelligent Technology Co., Ltd., VIRIDI E-MOBILITY TECHNOLOGY(NINGBO) CO.,LTD., Zhejiang Geely Holding Group Co., LTD.Inventors: Keqing SHEN, Yingguo MA, Qimiao CHEN
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Publication number: 20250055402Abstract: An active heating method for an electric motor, an apparatus, a device, a storage medium and a program product. The method includes: receiving a heating instruction sent by a heat management system, where the heating instruction includes a heating power; inputting a current to the electric motor and adjusting a phase of three-phase pulses according to the heating power; continuously detecting an electric motor iron loss power, determining a difference between the electric motor iron loss power and the heating power, and adjusting a phase difference of the three-phase pulses according to the difference between the electric motor iron loss power and the heating power until the difference between the electric motor iron loss power and the heating power is less than a preset value, to realize active heating of the electric motor.Type: ApplicationFiled: March 13, 2023Publication date: February 13, 2025Applicants: Viridi E-Mobility Technology (Ningbo) Co., Ltd., ZEEKR Automobile (Ningbo Hangzhou Bay New Zone) Co., Ltd., Zhejiang Geely Holding Group Co., LTD.Inventors: Mingfu LI, Xunjin XU, Yunhui ZHANG
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Publication number: 20250001897Abstract: Disclosed are a vehicle-end charging control guidance circuit, a circuit board and a vehicle. The vehicle-end charging control guidance circuit includes a charging guidance module, and the charging guidance module includes a switching unit, a differential charging guidance circuit and a common charging guidance circuit. The switching unit is configured to conduct the differential charging guidance circuit corresponding to a charging interface standard of a power supply device in the charging guidance module when receiving a switch control signal. The charging guidance module is configured to transmit a charging signal between the power supply device and a microprocessor by a conducted differential charging guidance circuit and the common charging guidance circuit.Type: ApplicationFiled: September 10, 2024Publication date: January 2, 2025Applicants: ZHEJIANG ZEEKR INTELLIGENT TECHNOLOGY CO., LTD., VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD., ZHEJIANG GEELY HOLDING GROUP CO., LTD.Inventors: Jiaping ZHANG, Xin LI, Yuanyuan WANG, Yaqi NIU
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Patent number: 12062256Abstract: Disclosed herein are a method and a device for remotely diagnosing vehicle faults, a vehicle and a computer storage medium. The method includes monitoring vehicle data uploaded by the vehicle in real time via a cloud platform, and determining whether to identify a preset fault abnormal signal identification from target data of the vehicle data. The method also includes, in response to the fault abnormal signal identification being identified from the target data, sending a fault diagnosis task to the vehicle according to the target data, and receiving diagnosis result data returned by the vehicle after the fault diagnosis task is executed locally by the vehicle. The method further includes generating a remote fault diagnosis result of the vehicle according to the vehicle data and the diagnosis result data.Type: GrantFiled: July 14, 2023Date of Patent: August 13, 2024Assignees: ZHEJIANG ZEEKR INTELLIGENT TECHNOLOGY CO., LTD., VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD., ZHEJIANG GEELY HOLDING GROUP CO., LTD.Inventors: Shangbing Niu, Zhiwei Zhao, Zhe Sun, Ziwei Deng, Chen Lin, Ruitian Zhang, Huan Wang, Yaqi Niu
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Publication number: 20230349982Abstract: Disclosed are a method and a device for predicting state of health of a battery, an electronic equipment and a readable storage medium. The method includes: obtaining battery data of a vehicle; performing feature extraction on the battery data to obtain a vehicle-using behavior feature corresponding to the vehicle; predicting and obtaining a predicted vehicle-using behavior feature of the vehicle in a next time step according to the vehicle-using behavior feature; and predicting and obtaining a health degree of the battery in the vehicle according to the predicted vehicle-using behavior feature and a battery health state prediction model.Type: ApplicationFiled: July 12, 2023Publication date: November 2, 2023Applicants: ZHEJIANG ZEEKR INTELLIGENT TECHNOLOGY CO., LTD., VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD., ZHEJIANG GEELY HOLDING GROUP CO., LTD.Inventors: Ruitian ZHANG, Huan WANG, Zhenglei ZHANG, Zhe SUN, Ziwei DENG, Shangbing NIU, Qi WANG, Yaqi NIU
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Publication number: 20230347785Abstract: Disclosed are a consistency evaluation method for a vehicle battery cell, a device, an equipment, and a storage medium. The method includes: acquiring vehicle operation data, and selecting effective cell data in the vehicle operation data according to a preset effective data standard; processing the effective cell data according to a preset cell consistency index processing method to obtain cell consistency index data; determining a total index deviation value of all battery cells in the current vehicle according to the cell consistency index data; and if the total index deviation value exceeds a preset deviation threshold, determining a consistency risk of the current vehicle.Type: ApplicationFiled: July 12, 2023Publication date: November 2, 2023Applicants: ZHEJIANG ZEEKR INTELLIGENT TECHNOLOGY CO., LTD., VIRIDI E-MOBILITY TECHNOLOGY (NINGBO) CO., LTD., ZHEJIANG GEELY HOLDING GROUP CO., LTD.Inventors: Shangbing NIU, Zhenglei ZHANG, Bin GU, Zhiwei ZHAO, Zhe SUN, Ziwei DENG, Chen LIN, Ruitian ZHANG, Yaqi NIU