Rongyun Zhang
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Author Swipe
View article: A Driver Advisory System Based on Large Language Model for High-speed Train
A Driver Advisory System Based on Large Language Model for High-speed Train Open
With the rapid development of China high-speed railway, drivers face increasingly significant technical challenges during operations, such as fault handling. Currently, drivers depend on the onboard mechanic when facing technical issues, f…
View article: Research on Steering-by-Wire System Motor Control Based on an Improved Sparrow Search Proportional–Integral–Derivative Algorithm
Research on Steering-by-Wire System Motor Control Based on an Improved Sparrow Search Proportional–Integral–Derivative Algorithm Open
To enhance the control performance of a wire-controlled steering system, an improved sparrow search algorithm for fine-tuning the gains of a proportional–integral–derivative (SSA-PID) steering motor control algorithm is proposed. Mathemati…
View article: ST-LaneNet: Lane Line Detection Method Based on Swin Transformer and LaneNet
ST-LaneNet: Lane Line Detection Method Based on Swin Transformer and LaneNet Open
The advancement of autonomous driving heavily relies on the ability to accurate lane lines detection. As deep learning and computer vision technologies evolve, a variety of deep learning-based methods for lane line detection have been prop…
View article: Sensorless control of a PMSM based on an RBF neural network-optimized ADRC and SGHCKF-STF algorithm
Sensorless control of a PMSM based on an RBF neural network-optimized ADRC and SGHCKF-STF algorithm Open
For the problem of the rotor position estimation and control accuracy of permanent magnet synchronous motor (PMSM), this paper proposes a PMSM sensorless based on radial basis function (RBF) neural network optimized Automatic disturbance r…
View article: Comparative strategies of domestic and foreign ideological and political education in universities in the context of big data
Comparative strategies of domestic and foreign ideological and political education in universities in the context of big data Open
The comparison and study of ideological and political education methods in Chinese and American universities can enable us to improve ideological and political education methods further. In this paper, we use the global optimization perfor…
View article: Traffic Sign Detection Based on the Improved YOLOv5
Traffic Sign Detection Based on the Improved YOLOv5 Open
With the advancement of intelligent driving technology, researchers are paying more and more attention to the identification of traffic signs. Although a detection method of traffic signs based on color or shape can achieve recognition of …
View article: ST-MAE: robust lane detection in continuous multi-frame driving scenes based on a deep hybrid network
ST-MAE: robust lane detection in continuous multi-frame driving scenes based on a deep hybrid network Open
Lane detection is one of the key techniques to realize advanced driving assistance and automatic driving. However, lane detection networks based on deep learning have significant shortcomings. The detection results are often unsatisfactory…
View article: In-wheel motor control system used by four-wheel drive electric vehicle based on whale optimization algorithm-proportional–integral–derivative control
In-wheel motor control system used by four-wheel drive electric vehicle based on whale optimization algorithm-proportional–integral–derivative control Open
Aiming to more accurately control the wheel speed of an electric vehicle (EV) driven by four in-wheel motors, a developed whale optimization algorithm-proportional–integral–derivative (KW-WOA-PID) control algorithm is proposed herein. In t…
View article: Electric Vehicle State Parameter Estimation Based on DICI-GFCKF
Electric Vehicle State Parameter Estimation Based on DICI-GFCKF Open
To improve the estimation accuracy of the state parameters of distributed electric vehicles, a double inverse covariance intersection generalized fifth-order cubature Kalman filter (DICI-GFCKF) es-timation algorithm is proposed. Based on t…
View article: Research on sensorless control method of permanent magnet synchronous motor based on iterated cubature Kalman filter
Research on sensorless control method of permanent magnet synchronous motor based on iterated cubature Kalman filter Open
Aiming at the problems of high cost, increased volume, low reliability, and environmental interference caused by sensor installation on permanent magnet synchronous motor, estimation method for motor speed and rotor position is proposed ba…
View article: Study on the fuzzy proportional–integral–derivative direct torque control strategy without flux linkage observation for brushless direct current motors
Study on the fuzzy proportional–integral–derivative direct torque control strategy without flux linkage observation for brushless direct current motors Open
Considering the difficulty in setting and observing the flux linkage in the existing direct torque control for the brushless direct current motor, which is the cumbersome torque calculation method in direct torque control systems without f…
View article: Simulation and Analysis of One-time Forming Process of Automobile Steering Ball Head
Simulation and Analysis of One-time Forming Process of Automobile Steering Ball Head Open
Aiming at the problems such as large machining allowance, low production efficiency and material waste during die forging of ball pin, the cold extrusion process of ball head was studied and the analog simulation of the forming process was…
View article: Research on the four wheel hub motor control system of the electric vehicle based on DSP
Research on the four wheel hub motor control system of the electric vehicle based on DSP Open
This paper mainly solves the problem of the independent driving and coordinated control of the four wheel motor in electric vehicle.The vehicle controller is designed based on DSP2407, the DA_OUT function is added to the program of the DSP…