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A Local Path Planning Method Combining Driver Risk and Vehicle Instability Risk
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Haozhe Qian1, 2, Wen Sun1, 2, 3, Jingbo Zhao1, 2, Jianfeng Zheng1, Junnian Wang3
Automobile Technology | 2023, (11) : 8 - 18
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Automobile Technology | 2023, (11): 8-18
A Local Path Planning Method Combining Driver Risk and Vehicle Instability Risk
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Haozhe Qian1, 2, Wen Sun1, 2, 3, Jingbo Zhao1, 2, Jianfeng Zheng1, Junnian Wang3
Affiliations
  • 1 Changzhou University, Changzhou 213164
  • 2 Changzhou Institute of Technology, Changzhou 213001
  • 3 National Key Laboratory of Automotive Chassis Integration and Bionics, Jilin University, Changchun 130025
Published: 2023-11-24 doi: 10.19620/j.cnki.1000-3703.20221222
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For the problem that intelligent vehicles lack the driver’s subjective driving operation cognition and the risk cognition of traffic participants, this paper proposed a trajectory planning algorithm based on improved Driver Risk Field (DRF). Firstly, the coordinate transformation from Cartesian coordinate system to Frenet coordinate system was carried out for the position of the vehicle, which visually represented the position information between the vehicle and the road; Secondly, a driver risk field model integrating vehicle stability risk was constructed to perceive the risk of traffic participants from the driver’s perspective; Finally, considering the comfort needs of drivers and passengers, obstacle avoidance operations were performed on the perceived risk potential energy high points based on quintic and quartic polynomial trajectories. The simulation and hardware-in-the-loop test results show that the planned trajectory meets both the obstacle avoidance function and the acceleration constraints, ensuring the safety and comfort of driving.

Frenet coordinate system  /  Driver Risk Field (DRF)  /  Risk of instability  /  Comfort
Haozhe Qian, Wen Sun, Jingbo Zhao, Jianfeng Zheng, Junnian Wang. A Local Path Planning Method Combining Driver Risk and Vehicle Instability Risk[J]. Automobile Technology, 2023 , (11) : 8 -18 . DOI: 10.19620/j.cnki.1000-3703.20221222
Year 2023 volume Issue 11
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doi: 10.19620/j.cnki.1000-3703.20221222
  • Online Date:2025-12-07
  • Published:2023-11-24
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  • Revised:2023-05-29
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    1 Changzhou University, Changzhou 213164
    2 Changzhou Institute of Technology, Changzhou 213001
    3 National Key Laboratory of Automotive Chassis Integration and Bionics, Jilin University, Changchun 130025
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https://castjournals.cast.org.cn/joweb/qcjs/EN/10.19620/j.cnki.1000-3703.20221222
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表12种不同金属材料的力学参数

Family
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Number of
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种数
Number of
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占总种数比例
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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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