Lane keeping system and lane keeping control method

• Main Authors: WANG SHUAI, SHI GUOBIAO, ZHOU QIAN, HE CHAODONG, HUANG SUHANG, MA YUNZHEN, GU ZHIPING, WANG YIFU, LI CHUN, NIE SHIQI, XING ZONGZHI, TAN FULUN, QIU YUANHONG, LI CHUNMAO
• Format: Patent
• Language: Chinese; English
• Published: 31.08.2018
• Subjects: CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE ORDIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; PERFORMING OPERATIONS; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TOTHE CONTROL OF A PARTICULAR SUB-UNIT; TRANSPORTING; VEHICLES IN GENERAL

The invention discloses a lane keeping control method. The method includes the steps that when a lane keeping system works, a driver operation state is recognized according to a steering wheel momentsignal, and when the moment applied by a driver to a steering wheel is higher than a threshold value, it is judged that the driver consciously controls the steering wheel; otherwise, it is judged thatthe steering wheel is out of control of the driver; when the driver consciously controls the steering wheel, if a vehicle does not deviate, the lane keeping system does not work; if the vehicle deviates, the corrected moment is calculated and stops a driver from rotating the steering wheel in the deviating direction; when the steering wheel is out of control of the driver and the vehicle does notdepart, the driver is reminded through a voice system; and when the vehicle deviates from a lane, a lane departure early warning is sent out, the steering wheel is actively controlled, and the vehicle returns back to the targe