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公开(公告)号：US20240010284A1
公开(公告)日：2024-01-11
申请号：US18247181
申请日：2021-07-29
发明人： Yankai TU , Junfang LAI , Gang JI
IPC分类号： B62D61/12 , B60G17/015
CPC分类号： B62D61/12 , B60G17/015 , B60G2400/60 , B60G2400/82
摘要： Disclosed in the present disclosure are a lift axle control method for a vehicle and a lift axle control system for a vehicle, wherein the method comprises the following steps: step 1) acquiring a load M of the vehicle; step 2) judging whether it needs to lower the lift axle according to the load, and if so, controlling the vehicle to lower the lift axle, and entering into step 3); otherwise, returning to step 1); step 3) calculating an optimal position of lifting the lift axle, controlling the vehicle to lift the lift axle at the optimal position, and entering into step 4); step 4) calculating an optimal position to lower the lift axle, controlling the vehicle to lower the lift axle at the optimal position, and then returning to step 3). The method of the present disclosure can reduce the damage to the road surface and achieve the economy of fuel consumption during running of the vehicle.
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公开(公告)号：US20230392685A1
公开(公告)日：2023-12-07
申请号：US18250793
申请日：2021-08-02
发明人： Yankai TU , Jianyun QU , Tenguan LUO , Gang JI
CPC分类号： F16H61/0213 , F16H59/66 , F16H59/70 , F16H59/18 , F16H59/44 , F16H2061/0223 , F16H2059/663 , F16H2061/009
摘要： The present disclosure discloses a terrain based dynamic gear shift control method and system for a vehicle. The method includes: during running of a vehicle, obtaining a current terrain; according to the current terrain, the economic gear shift strategy, and the dynamic gear shift strategy, generating a current gear shift strategy curve; and according to the current gear shift strategy curve, controlling a transmission to perform gear shift. The present disclosure can make the vehicle have wider adaptability, and achieve a better dynamic balance between economy and dynamic performance.
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