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公开(公告)号：US20160280209A1
公开(公告)日：2016-09-29
申请号：US15078942
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo LIAN , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60K6/48 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N11/0818 , F02N11/0866 , F02N2011/0888 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , F02N2300/302 , Y10S903/903
Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
Abstract translation: 本公开提供了一种混合动力电动车辆的混合电动车辆，驱动控制方法和驱动控制装置。 驱动控制方法包括：获得混合动力电动车辆的当前档位和当前操作模式，动力电池的当前电荷水平和混合动力车辆正在驾驶的道路的坡度; 根据混合动力电动车辆的当前档位，动力电池的当前电荷水平以及道路的坡度来判定混合动力电动汽车是否处于滑行起停间隔内; 如果混合动力电动车辆处于滑行起停间隔内，则获得混合电动车辆的当前速度; 并根据当前速度使混合电动车进入小负载停止模式或小负载失速模式。
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公开(公告)号：US12263757B2
公开(公告)日：2025-04-01
申请号：US18338936
申请日：2023-06-21
Applicant: BYD COMPANY LIMITED
Inventor： Hongbin Luo , Chao Wang , Xiaofeng Shen , Qiuyong Zeng
Abstract: A battery equalization system, a vehicle, a battery equalization method, and a storage medium. The battery equalization system includes: a collection circuit; and equalization circuit; a controller, connected to the collection circuit and the equalization circuit; and a power supply branch circuit, controlled by the controller to get connected to a power supply unit and the battery equalization system when a vehicle is in an OFF gear and a cell needs enabling of equalization, so that the power supply unit supplies power to the battery equalization system.
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公开(公告)号：US11571981B2
公开(公告)日：2023-02-07
申请号：US16642816
申请日：2018-08-31
Applicant: BYD COMPANY LIMITED
Inventor： Hongbin Luo , Chao Wang , Xiaofeng Shen , Chengzhi Wang , Qiuyong Zeng
Abstract: The present application discloses a battery equalization system, a vehicle, a battery equalization method, and a storage medium. The battery equalization system includes: a collection circuit; an equalization circuit; a controller; a charging branch circuit, connected to a charging device and a battery pack; and a first power supply branch circuit, connected to the charging device and the battery equalization system, and configured to supply power to the battery equalization system. When a state-of-charge of the battery pack is full and a cell in the battery pack needs enabling of equalization, the controller controls the charging branch circuit to disconnect, and controls the first power supply branch circuit to keep connected, so that an equalization module performs equalization processing on the cell that needs enabling of equalization.
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公开(公告)号：US10166973B2
公开(公告)日：2019-01-01
申请号：US15230992
申请日：2016-08-08
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60L9/00 , B60W20/30 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/113 , B60W10/11 , B60W30/19 , F16H3/00 , B60K6/547 , B60W20/40 , B60W20/20 , B60W50/00 , B60K6/48
Abstract: The present disclosure discloses a shifting control method for a hybrid vehicle. The shifting control method includes: detecting operating parameters of the hybrid vehicle, where the operating parameters of the hybrid vehicle includes vehicle speed, vehicle acceleration as reflected from an accelerator-pedal signal and a current gear of the hybrid vehicle; determining a work mode of the hybrid vehicle; performing speed adjustment and shifting control to the first motor-generator according to a work mode and the operating parameters of the hybrid vehicle to implement shifting control of the hybrid vehicle, where the work mode includes an electric-vehicle mode and a hybrid-electric-vehicle mode. The method considers performing speed adjustment and shifting control under various working conditions. This improves smoothness and comfort of the vehicle and enlarges the use scope. The present disclosure further discloses a power transmission system of a hybrid vehicle and a hybrid vehicle.
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公开(公告)号：US10166853B2
公开(公告)日：2019-01-01
申请号：US14755540
申请日：2015-06-30
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60K6/36 , B60K6/38 , F16H3/00 , F16H3/085 , B60K6/448 , B60K6/48 , B60K6/52 , B60K6/547 , F16H3/08 , F16H3/093 , B60K1/02 , B60K17/356
Abstract: A transmission unit includes: input shafts, each of the input shafts being provided with a shift driving gear thereon; output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a corresponding shift driving; a motor power shaft configured to rotate together with one of the output shafts; and an output unit configured to rotate with one of the output shafts at different speeds and configured to selectively engage with one of the output shafts so as to rotate together with one of the output shafts. A power transmission system including the transmission unit and a vehicle including the power transmission system are also provided.
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Patent Agency Ranking
公开(公告)号：US10065640B2
公开(公告)日：2018-09-04
申请号：US15215335
申请日：2016-07-20
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60W10/06 , B60W10/08 , B60W10/26 , B60W30/14 , B60K6/387 , B60K6/442 , B60K6/445 , B60W50/02 , B60W10/113 , B60W20/10 , B60W20/11 , B60W50/029
Abstract: The present disclosure discloses a cruise control method for a vehicle. The vehicle includes an engine unit, a transmission unit, a first motor generator, an output unit, a power switching device, a second motor generator, and a power battery. The cruise control method includes the following steps: when a signal for a vehicle to enter cruise control is detected, determining whether the vehicle meets a preset cruise control condition; and if the vehicle meets the preset cruise control condition, controlling the vehicle according to a current operating mode of the vehicle to enter a corresponding cruise mode, where when the current operating mode of the vehicle is an EV mode, the vehicle is controlled to enter an EV cruise mode, and when the current operating mode of the vehicle is an HEV mode, the vehicle is controlled to enter an HEV cruise mode. The present disclosure further discloses a vehicle.
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公开(公告)号：US10000199B2
公开(公告)日：2018-06-19
申请号：US15078951
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , Y02T10/48 , Y02T10/6291 , Y02T10/7258
Abstract: The present disclosure provides a drive control method, a drive control device of a hybrid electric vehicle and a hybrid electric vehicle. The drive control method includes: obtaining a current gear position of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving; obtaining a current speed of the hybrid electric vehicle if the current gear position of the hybrid vehicle, the current electric charge level of the power battery, and the slope of the road on which the hybrid electric vehicle is driving meet a preset requirement; and causing the hybrid electric vehicle to enter a small load stop mode if the current speed is greater than or equal to a first speed threshold, and less than a second speed threshold.
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公开(公告)号：US09919699B2
公开(公告)日：2018-03-20
申请号：US14527410
申请日：2014-10-29
Applicant: BYD COMPANY LIMITED
Inventor： Dongsheng Yang , Yubo Lian , Jintao Zhang , Hongbin Luo
IPC: B60W20/00 , B60W20/20 , B60K6/387 , B60K6/442 , B60K6/52 , B60W10/02 , B60W10/08 , B60W10/113 , B60W20/40 , B60K7/00 , B60K17/356 , F16H37/06
CPC classification number: B60W20/20 , B60K6/387 , B60K6/442 , B60K6/52 , B60K7/0007 , B60K17/356 , B60W10/02 , B60W10/06 , B60W10/08 , B60W10/113 , B60W20/14 , B60W20/40 , B60W30/18127 , B60W30/18172 , B60W2510/081 , B60W2510/244 , B60W2520/10 , B60W2540/10 , B60W2710/081 , F16H37/065 , Y02T10/6234 , Y02T10/6265 , Y10S903/93 , Y10T74/19014 , Y10T477/328
Abstract: A method for controlling a synchronizer of a vehicle is provided. The vehicle comprises an engine unit, a transmission unit configured to selectively couple with the engine unit and to couple with at least one of a plurality of wheels of the vehicle, a synchronizer configured to adjust a power transmission between the transmission unit and the wheels. The method comprises acquiring an operation mode and operation parameters of the vehicle and controlling the synchronizer to adjust the power transmission between the transmission unit and the wheels based on the operation parameters. A vehicle including a controller configured to control the synchronizer according to the method is also provided. The vehicle further includes a first motor generator configured to adjust a rotating speed of the synchronizer according to a speed of the vehicle, and a second motor generator configured to drive at least one of wheels of the vehicle.
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公开(公告)号：US09855943B2
公开(公告)日：2018-01-02
申请号：US15078942
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60K6/48 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N11/0818 , F02N11/0866 , F02N2011/0888 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , F02N2300/302 , Y10S903/903
Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road on which the hybrid electric vehicle is driving; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
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公开(公告)号：US09809215B2
公开(公告)日：2017-11-07
申请号：US15078953
申请日：2016-03-23
Applicant: BYD COMPANY LIMITED
Inventor： Yubo Lian , Dongsheng Yang , Jintao Zhang , Hongbin Luo
CPC classification number: B60W20/13 , B60W10/02 , B60W10/06 , B60W10/08 , B60W20/10 , B60W20/40 , B60W50/0097 , B60W2510/10 , B60W2510/1005 , B60W2510/244 , B60W2520/10 , B60W2540/103 , B60W2540/30 , B60W2550/142 , B60W2550/20 , F02N11/00 , F02N11/0818 , F02N11/0866 , F02N2011/0888 , F02N2200/061 , F02N2200/0801 , F02N2200/0802 , F02N2200/101 , F02N2200/124 , F02N2300/302 , Y02T10/6291
Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road where the hybrid electric vehicle is; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, further obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
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