On the appropriate uses of fuzzy systems: fuzzy sliding mode position control of a switched reluctance motor

Author(s):  
D.S. Reay ◽  
M. Mirkazemi-Moud ◽  
B.W. Williams
2016 ◽  
Vol 2016 ◽  
pp. 1-9 ◽  
Author(s):  
Muhammad Rafiq Mufti ◽  
Qarab Raza Butt ◽  
S. Iqbal ◽  
M. Ramzan

The inherent problem of chattering in traditional sliding mode control is harmful for practical application of control system. This paper pays a considerable attention to a chattering-free control method, that is, higher-order sliding mode (super twisting algorithm). The design of a position controller for switched reluctance motor is presented and its stability is assured using Lyapunov stability theorem. In order to highlight the advantages of higher-order sliding mode controller (HOSMC), a classical first-order sliding mode controller (FOSMC) is also applied to the same system and compared. The simulation results reflect the effectiveness of the proposed technique.


2013 ◽  
Vol 274 ◽  
pp. 369-373
Author(s):  
Yong Qin Zhou ◽  
Rui Liu ◽  
Yan Guang Cui ◽  
Xu Dong Wang

For the shortcomings of the torque ripple of switched reluctance motor (SRM), this paper presents a strategy of controlling switched reluctance motor drive (SRD) with fuzzy sliding mode controller. The speed loop uses the conventional PI regulator, and the current loop adopts the fuzzy sliding mode controller which takes the current deviation as switching function and combines with fuzzy reasoning to determine the value of switching gain. The fuzzy sliding mode controller will realize the precise current control and enhance the stability of the system. The simulation results show that the system can suppress the torque ripple effectively and realize high-performance SRD control.


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