Yanwei Liu

Non-Dominated Sorting Dynamic Programming-Based Multi-Objective Driving Path Planning in Closed Parks

Kegang Zhao, Ziqian Huang, Jie Ye, Haiyan Dai et autres

In increasingly complex parking lot environments, driving path planning needs to balance multiple objectives such as efficiency and safety. Aiming at the problems of difficult weight determination and single solution in traditional weighted sum multi-objective optimization, this paper proposes a multi-objective driving …

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The coupling evolution mechanism of gas-water migration and the temperature field during hot nitrogen injection into coal rock after volume fracturing

Weiqin Zuo, Wenyan Xu, Yanwei Liu, Tao Wu et autres

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Multi-objective predictive cruise control for electric heavy-duty trucks considering fleet battery swapping under cyber-physical system

Yanwei Liu, Zhong Wei, Yu Xue, Yue Wang et autres

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Improved dynamic programming method for solving multi-objective and multi-stage decision-making problems

Zhihao Liang, Kegang Zhao, Kunyang He, Yanwei Liu

Multi-objective and multi-stage decision-making problems require balancing multiple objectives at each stage and making optimal decision in multi-dimensional control variables, where the commonly used intelligent optimization algorithms suffer from low solving efficiency. To this end, this paper proposes an efficient algorithm named …

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Multiobjective Evaluation of Configurations for Hybrid Electric Bus Equipped With Hybrid Energy Storage System Based on Optimal Energy Management Strategy

Kegang Zhao, Yelin Xie, Kunyang He, Zhihao Liang et autres

For hybrid buses equipped with hybrid energy storage systems, it is crucial to thoroughly evaluate and analyze the potential of different hybrid configurations in order to select an appropriate powertrain configuration for subsequent development. Currently, due to the low efficiency of energy …

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A 3D Machine Vision-Based Inspection System for Large-Scale Objects

Yanwei Liu, Ke Ding, Feng Wang, Jing Ding et autres

The inspection of large-scale and complex objects is still a significant challenge in both academic and industrial fields. The main reason is that the large-scale and complex object, required to inspect from multiple views and positions, which makes it difficult to capture …

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Real-Time Energy Management Strategy for Fuel Cell Vehicles Based on DP and Rule Extraction

Yanwei Liu, Ming-Da Wang, Jialuo Tan, Jie Ye et autres

Energy management strategy (EMS), as a core technology in fuel cell vehicles (FCVs), profoundly influences the lifespan of fuel cells and the economy of the vehicle. Aiming at the problem of the EMS of FCVs based on a global optimization algorithm not …

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Roadside Cross-Camera Vehicle Tracking Combining Visual and Spatial-Temporal Information for a Cloud Control System

Bolin Gao, Zhuxin Li, Dong Zhang, Yanwei Liu et autres

Roadside cameras play a crucial role in road traffic, serving as an indispensable part of integrated vehicle-road-cloud systems due to their extensive visibility and monitoring capabilities. Nevertheless, these cameras face challenges in continuously tracking targets across perception domains. To address the issue …

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A stick-slip piezoelectric actuator with an integrated sensing unit for the measurement and active control of the contact force

Weiwei Chen, Dayu Wei, Yubing Mei, Zhi Ming Xu et autres

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Predictive Cruise Control Under Cloud Control System for Urban Bus Considering Queue Dissipation Time

Bolin Gao, Qien Chen, Yanwei Liu, Keke Wan et autres

The driving conditions of urban consecutive signalized intersections are one of the main research scenarios for vehicle speed trajectory optimization, and typical for bus driving, where frequent acceleration and deceleration before and after the intersection can intensify the energy consumption of the …

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The Optimization of RBFNN Gearshift Controller Parameters for Electric Vehicles Using PILCO Reinforcement Learning

Yanwei Liu, J. R. Zhang, Ziyuan Lv, Jie Ye

In order to improve the efficiency of gearshift controller parameter optimization and obtain a good gearshift controller control effect, this article proposes an optimization method for electric vehicle transmission gearshift controller, and selects dual clutch transmission as the research object that establishes …

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Hybrid Configurations Evaluation Analysis with Joint Optimizations of Component Parameters and Multi-Objective EMS

Kegang Zhao, Kunyang He, Zhihao Liang, Yanwei Liu

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