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公开(公告)号：US12234796B2
公开(公告)日：2025-02-25
申请号：US18013367
申请日：2021-08-18
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Zhimin Hu , Bao Liu , Wentao Hou , Zengli Wang , Zhehui Shen , Guixian Guo
Abstract: A power distribution management method includes receiving accelerator pedal opening information sent by a hybrid vehicle; on the basis of the accelerator pedal opening information, respectively compiling statistics on a first opening change rate when the accelerator pedal opening is in a starting interval and when the accelerator pedal opening is increased and a second opening change rate when the accelerator pedal opening is in an overtaking interval and when the accelerator pedal opening is increased, the starting interval corresponding to a first preset range of the accelerator pedal opening, and the overtaking interval corresponding to a second preset range of the accelerator pedal opening; calculating a driver feature coefficient on the basis of the first opening change rate and the second opening change rate; and sending the driver feature coefficient to the hybrid vehicle.
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公开(公告)号：US12222729B2
公开(公告)日：2025-02-11
申请号：US17281562
申请日：2019-09-27
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Tianpei Wang , Longbao Zhen , Jianyong Ge , Yaxing Ren , Kai Zhang , Rutao Han , Lin He , Xiaochuan Li , Xiao Yang
Abstract: A target tracking method and device, relating to the field of vehicles. The method comprises: reading a target fusion list at the current moment, wherein the target fusion list comprises a target attribute set corresponding to each environment target in one or more environment targets, and the target attribute set comprises parameter attribute sets, measured by one or more sensors, of the environment targets; determining whether the target fusion list at the current moment is an initial target fusion list or not; and if the target fusion list at the current moment is not the initial target fusion list, determining a target tracking list at the current moment according to the target fusion list at the current moment and a stored target tracking list at the previous moment, wherein the target tracking list comprises a parameter attribute set corresponding to each screened environment target and a fusion tracking ID.
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公开(公告)号：US12214771B2
公开(公告)日：2025-02-04
申请号：US17765412
申请日：2020-11-23
Applicant: Great Wall Motor Company Limited
Inventor： Yunfei Li , Qilin Chen
Abstract: The disclosure provides an engine control method, system, and vehicle, and the vehicle comprises a battery and an engine, wherein the method includes: obtaining a current maximum discharge power value of the battery, and a current maximum external characteristic power value of the vehicle; obtaining a current opening value and a current opening change rate of an accelerator pedal of the vehicle; determining a driving intention based on the current opening value and the current opening change rate; and controlling start and stop of the engine according to the driving intention, the current maximum discharge power value, and the current maximum external characteristic power value of the vehicle. Since the driving intention is determined by the current opening value and the current opening change rate in advance, and based on the determined driving intention, in combination with the current maximum discharge power value of the battery and the current maximum external characteristic power value of the vehicle, the power response is carried out in advance so as to ensure that a larger power request can be satisfied at the next moment, thus avoiding the case where the engine is unnecessarily started or is not started in time.
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公开(公告)号：US12208787B2
公开(公告)日：2025-01-28
申请号：US17789529
申请日：2021-01-19
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Wentao Hou , Zhimin Hu
Abstract: An energy coordination control method. The vehicle comprises an engine, a generator, a battery, a charger and an air conditioner. The generator is mechanically connected to the engine, the generator and the charger are both electrically connected to the battery, the battery is electrically connected to the air conditioner, and the generator is electrically connected to the air conditioner. The method comprises: when a charging signal is detected, controlling the charger to charge the battery, and monitoring an air conditioner signal of the air conditioner (S100); and if it is determined, according to the air conditioner signal, that the air conditioner has the demand for electricity, controlling the engine to start to drive the generator to supply power to the air conditioner (S200). An energy coordination control system, the vehicle, a computer processing device, a computer program and a computer-readable medium are further provided.
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公开(公告)号：US12181560B2
公开(公告)日：2024-12-31
申请号：US16763164
申请日：2018-11-09
Applicant: Great Wall Motor Company Limited
Inventor： Shunji Miyahara
Abstract: A method and device for tracking a movable target, relating to the technical field of tracking. In the situation where a tracked movable target travels at a low speed or stops traveling, whether the target is a stationary object or a tracked movable target can still be identified. The method for tracking a movable target comprises: acquiring radar monitoring data of all radar monitoring targets; extracting lateral position data of each radar monitoring target from the radar monitoring data; determining a lateral position change of each radar monitoring target according to the extracted lateral position data; and when the lateral position change of one or more radar monitoring targets from among all the radar monitoring targets is greater than a pre-set threshold value, determining that the one or more radar monitoring targets are tracked movable targets.
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Patent Agency Ranking
公开(公告)号：US12017557B2
公开(公告)日：2024-06-25
申请号：US17790159
申请日：2021-01-05
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Yinlei Wang , Di Wu , Han Liu , Xiu Liu , Weifeng Deng , Wentao Hou , Baogang Wang
CPC classification number: B60L7/26 , B60W20/40 , B60L2240/423 , F16H2061/0433
Abstract: A torque control method and apparatus for a vehicle, including: determining whether a torque change request is received, during a process of performing an energy recovery function; determining whether an antilock brake system is in an active state, in case that the torque change request is not received; if so, decreasing an energy recovery torque with a first torque change gradient; determining whether the antilock brake system is transited from the activated state to a non-activated state, during a process of decreasing the energy recovery torque; if so, determining whether it is satisfied that a first current driver demand torque is greater than a first preset value and the antilock brake system is in the non-activated state for longer than a first preset time; and if satisfied, recovering the energy recovery torque to the first current driver demand torque with a second torque change gradient.
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公开(公告)号：US11962230B2
公开(公告)日：2024-04-16
申请号：US17789863
申请日：2021-01-08
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Zhaolue Sun , Zepeng Li , Chao Qian , Haijun Song
CPC classification number: H02M1/0006 , B60L15/20 , H02J7/0048 , B60L2210/10 , H02J2207/20
Abstract: A method and device for controlling a DCDC converter, used for a hybrid electric vehicle and relating to the technical field of vehicle control. The method comprises: according to an output end current limit value and an actual voltage value, acquiring a first preset value corresponding to an input end power; according to the maximum discharge power of a high-voltage battery and the actual discharge power of an electric motor, acquiring a second preset value corresponding to the input end power; and determining the minimum value in the first preset value and the second preset value as an input end target power limit value. Multiple combination working conditions of sufficient or insufficient power sources at the input end are considered.
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公开(公告)号：US11923719B2
公开(公告)日：2024-03-05
申请号：US17790152
申请日：2021-01-11
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Yinlei Wang , Tong Kang , Gengnan Zhang , Zhenmin Jiang , Baogang Wang , Xiu Liu
CPC classification number: H02J7/1469 , B60L7/10 , B60L58/15 , H02J7/1446 , B60L2240/423 , B60L2240/54
Abstract: The present disclosure relates to the field of vehicle technology and provides an energy recovery control method, a system, and a vehicle. The method is applied in a vehicle, and the vehicle comprises a drive motor and a battery electrically connected to the drive motor; a first energy recovery torque curve with respect to the drive motor is pre-configured in the vehicle, and the first energy recovery torque curve is used to indicate a correspondence relationship between vehicle speed and energy recovery torque of the drive motor. The present disclosure performs reduction on a first energy recovery torque curve by means of utilizing a reduction ratio, allowing energy recovery in accordance with a relatively low torque strength when a usable charge power of the battery is unable to satisfy a preset power requirement corresponding to the first energy recovery torque curve.
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公开(公告)号：US11869252B2
公开(公告)日：2024-01-09
申请号：US17281560
申请日：2019-09-27
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Hongliang Liu , Jianyong Ge , Longbao Zhen , Rutao Han , Wei Li , Junpeng Zhao , Ronglin Zeng , Chaokai Tian , Weifeng Deng
CPC classification number: G06V20/588 , G06V20/58 , G08G1/166
Abstract: A method and apparatus used for extracting a feature point of an environmental target, which relate to the field of vehicles. The method comprises: acquiring the position of each corner point of an environmental target; and determining a feature point of the environmental target according to the position of each corner point of the environmental target. Thus, the problem wherein target identification is not precise may be solved, which is particularly suitable for the identification of a large target.
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公开(公告)号：US20230256857A1
公开(公告)日：2023-08-17
申请号：US18010602
申请日：2021-09-30
Applicant: GREAT WALL MOTOR COMPANY LIMITED
Inventor： Mingwang ZHOU , Xuejing YANG , Shujiang CHEN , Zhimeng YUAN
CPC classification number: B60L53/66 , B60L58/12 , B60L2260/40
Abstract: Provided are a method and a device for timing a scheduled charging, and a terminal device. The method for timing a scheduled charging comprises steps of: acquiring, in response to a condition that a charging gun is connected, a scheduled-charging start time for equipment and a first current-absolute-time at which a connection of the charging gun is completed; determining a first time duration to the scheduled-charging start time according to the scheduled-charging start time and the first current-absolute-time; performing a compensation on the first time duration to obtain a second time duration, and starting a timing; and terminating the timing, when the second time duration is reached, and waking up the equipment.
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