US 12,280,761 B2
Method and device for controlling engine to shut down, and electronic device and storage medium
Junchao Jing, Ningbo (CN); Yiqiang Liu, Ningbo (CN); Weishan Huang, Ningbo (CN); Botao Zuo, Ningbo (CN); Xuemei Yu, Ningbo (CN); Ruiping Wang, Ningbo (CN); and Ingo Scholten, Ningbo (CN)
Assigned to NINGBO GEELY ROYAL ENGINE COMPONENTS CO., LTD., Ningbo (CN); Aurobay Technology Co., Ltd., Zhejiang (CN); and ZHEJIANG GEELY HOLDING GROUP CO., LTD., Zhejiang (CN)
Appl. No. 18/280,681
Filed by NINGBO GEELY ROYAL ENGINE COMPONENTS CO., LTD., Ningbo (CN); Aurobay Technology Co., Ltd., Zhejiang (CN); and ZHEJIANG GEELY HOLDING GROUP CO., LTD., Zhejiang (CN)
PCT Filed Jun. 29, 2021, PCT No. PCT/CN2021/103064
§ 371(c)(1), (2) Date Sep. 7, 2023,
PCT Pub. No. WO2023/272481, PCT Pub. Date Jan. 5, 2023.
Prior Publication US 2024/0157929 A1, May 16, 2024
Int. Cl. B60W 10/06 (2006.01); F02D 41/04 (2006.01)
CPC B60W 10/06 (2013.01) [F02D 41/042 (2013.01); B60W 2520/28 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A method for controlling an engine to shut down, comprising:
acquiring current state information and operation parameter information of the engine, wherein the current state information comprises a starting state and a shutdown state, and the operation parameter information comprises revolution speed information, start duration information, coolant temperature information, torque information of the engine, engine-restart number information, stop duration information, vehicle speed information and safety equipment working information;
controlling the engine to be in a shutdown state if the current state information is the starting state, and the revolution speed information, the start duration information, the coolant temperature information and the torque information meet a first preset stop condition corresponding to the starting state; and
controlling the engine to be in the shutdown state if the current state is the shutdown state, and the engine-restart number information, the stop duration information, the vehicle speed information and the safety equipment working information meet a third preset stop condition corresponding to the shutdown state.