The Simulation of Driving Wheel Slip Control Based on the Fuzzy Theory

2013 ◽  
Vol 347-350 ◽  
pp. 45-48
Author(s):  
Jing Tao Yue ◽  
Li Tang ◽  
Xiang He Tao

This paper set up the slip control mode of drive wheel base on the fuzzy theory .By the made of input and output variable of fuzzy controller and ruler ,the mode of slip control is set up ,to communicate between the MATLAB and the AMESim system, by the simulation and calculation of the control of valve output , the result of calculation tested the controller s rationality and practicability.

2015 ◽  
Vol 9 (1) ◽  
pp. 351-360 ◽  
Author(s):  
Xiaoxiang Gong ◽  
Siqing Chang ◽  
Lichen Jiang ◽  
Xiaopan Li

For the characteristics of full electric propulsion, a novel kind of brake-by-wire unit is designed for electric vehicle to improve braking performance. A comprehensive brake-by-wire system including this unit is set up after its structure and principle are introduced. Then, a multi-layer fuzzy controller is proposed to regulate decelerate and wheel slip rate, and an optimal regenerative strategy is proposed to recover braking energy. At last, the experiment of brake unit is completed to verify that this novel unit is technologically feasible, and an electric vehicle co-simulation model based on MATLAB/Simulink and AMESim is established to prove that this novel unit is able to significantly improve braking performance of electric vehicle. The simulation result shows braking distance and time are shorten by 12.19% and 15.54% respectively compared with conventional ABS system in the same braking condition, and the recovery efficiencies in light and heavy braking are 53% and 28% respectively.


1991 ◽  
Vol 21 (5) ◽  
pp. 952-960 ◽  
Author(s):  
G.M. Abdelnour ◽  
C.-H. Chang ◽  
F.-H. Huang ◽  
J.Y. Cheung

Author(s):  
Y-T Wang ◽  
R-H Wong ◽  
J-T Lu

As opposed to traditional pneumatic linear actuators, muscle and rotational actuators are newly developed actuators in rotational and specified applications. In the current paper, these actuators are used to set up two-dimensional pneumatic arms, which are used mainly to simulate the excavator's motion. Fuzzy control algorithms are typically applied in pneumatic control systems owing to their non-linearities and ill-defined mathematical model. The self-organizing fuzzy controller, which includes a self-learning mechanism to modify fuzzy rules, is applied in these two-dimensional pneumatic arm control systems. Via a variety of trajectory tracking experiments, the present paper provides comparisons of system characteristics and control performances.


2018 ◽  
Vol 2 (2) ◽  
pp. 135-146
Author(s):  
Kada Hartani ◽  
Mohamed Khalfaoui ◽  
Abdelkader Merah ◽  
Norediene Aouadj

Author(s):  
Ning Pan ◽  
Liangyao Yu ◽  
Lei Zhang ◽  
Zhizhong Wang ◽  
Jian Song

An adaptive searching algorithm for the optimal slip during ABS wheel slip control is proposed. By taking advantage of the fluctuation of wheel slip control, the direction towards the optimal slip can be found, and the target slip calculated by the algorithm asymptotically converged to the optimal slip, which is proved using the Lyapunov theory. A gain-scheduling wheel slip controller is developed to control the wheel slip to the target slip. Simulations on the uniform road and on the road with changed friction are carried out to verify the effectiveness of the proposed algorithm. Simulation results show that the ABS algorithm using the proposed searching algorithm can make full use of the road friction and adapts to road friction changes. Comparing with the conventional rule-based ABS, the pressure modulation amplitude and wheel speed fluctuation is significantly reduced, improving control performance of ABS.


2017 ◽  
Vol 55 (11) ◽  
pp. 1665-1685 ◽  
Author(s):  
M. Sofian Basrah ◽  
Efstathios Siampis ◽  
Efstathios Velenis ◽  
Dongpu Cao ◽  
Stefano Longo

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