Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations

This paper presents a dynamic modeling method for a switched reluctance generator (SRG) by which cubic spline coefficients are applied to the phase flux linkage, phase inductance and electromagnetic torque equations. To obtain the cubic spline coefficients, the flux linkage data of the SRG are fir...

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Main Authors: KERDTUAD, P., KITTIRATSATCHA, S.
Format: Article
Language:English
Published: Stefan cel Mare University of Suceava 2015-02-01
Series:Advances in Electrical and Computer Engineering
Subjects:
Online Access:http://dx.doi.org/10.4316/AECE.2015.01006
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author KERDTUAD, P.
KITTIRATSATCHA, S.
author_facet KERDTUAD, P.
KITTIRATSATCHA, S.
author_sort KERDTUAD, P.
collection DOAJ
description This paper presents a dynamic modeling method for a switched reluctance generator (SRG) by which cubic spline coefficients are applied to the phase flux linkage, phase inductance and electromagnetic torque equations. To obtain the cubic spline coefficients, the flux linkage data of the SRG are first determined by a finite element analysis (FEA) prior to fitting into a third order polynomial equation to derive the curve fitting flux linkage data. In addition, the accuracy of the curve fitting data is verified by comparing with the FEA flux linkage data. Then, the cubic spline coefficients are applied to the proposed dynamic model of the SRG to simulate the machine behaviors. The simulations were carried out in a single pulse mode with fixed conduction angles at a rotation speed lower than, equal to and higher than a based speed of 6000 rpm. This research also presents the experimental results of an 8/6 SRG based on a TMS320F2812 DSP drive system, including the phase voltage, dc-link voltage, phase current, dc-load current waveforms, as well as the output power-speed characteristics. The simulation and experimental results are compared to verify the accuracy of the proposed model.
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spelling doaj.art-ccc90bf1f61447a7962e002974a9acd52022-12-22T01:49:32ZengStefan cel Mare University of SuceavaAdvances in Electrical and Computer Engineering1582-74451844-76002015-02-01151414810.4316/AECE.2015.01006Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque EquationsKERDTUAD, P.KITTIRATSATCHA, S.This paper presents a dynamic modeling method for a switched reluctance generator (SRG) by which cubic spline coefficients are applied to the phase flux linkage, phase inductance and electromagnetic torque equations. To obtain the cubic spline coefficients, the flux linkage data of the SRG are first determined by a finite element analysis (FEA) prior to fitting into a third order polynomial equation to derive the curve fitting flux linkage data. In addition, the accuracy of the curve fitting data is verified by comparing with the FEA flux linkage data. Then, the cubic spline coefficients are applied to the proposed dynamic model of the SRG to simulate the machine behaviors. The simulations were carried out in a single pulse mode with fixed conduction angles at a rotation speed lower than, equal to and higher than a based speed of 6000 rpm. This research also presents the experimental results of an 8/6 SRG based on a TMS320F2812 DSP drive system, including the phase voltage, dc-link voltage, phase current, dc-load current waveforms, as well as the output power-speed characteristics. The simulation and experimental results are compared to verify the accuracy of the proposed model.http://dx.doi.org/10.4316/AECE.2015.01006switched reluctance generatorcubic spline coefficientsflux linkagephase inductanceelectromagnetic torque
spellingShingle KERDTUAD, P.
KITTIRATSATCHA, S.
Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
Advances in Electrical and Computer Engineering
switched reluctance generator
cubic spline coefficients
flux linkage
phase inductance
electromagnetic torque
title Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
title_full Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
title_fullStr Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
title_full_unstemmed Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
title_short Modeling of a Switched Reluctance Generator Using Cubic Spline Coefficients on the Phase Flux Linkage, Inductance and Torque Equations
title_sort modeling of a switched reluctance generator using cubic spline coefficients on the phase flux linkage inductance and torque equations
topic switched reluctance generator
cubic spline coefficients
flux linkage
phase inductance
electromagnetic torque
url http://dx.doi.org/10.4316/AECE.2015.01006
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