DOIONLINE

DOIONLINE NO - IJIEEE-IRAJ-DOI-12070

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International Journal of Industrial Electronics and Electrical Engineering (IJIEEE)-IJIEEE
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Volume Issue
Issue
Volume-6,Issue-4  ( Apr, 2018 )
Paper Title
Perturb and Observe Control for Solar Photovoltaic Array Powered Zeta Converter Fed SRM Drive for Pump Application
Author Name
Jisha Anna Mathew, Juna John Daniel
Affilition
PG SCHOLAR, SREE BUDDHA COLLEGE OF ENGINEERING, ALAPPUZHA ASSISTANT PROFESSOR, SREE BUDDHA COLLEGE OF ENGINEERING, ALAPPUZHA
Pages
5-12
Abstract
Solar photovoltaic (SPV) array fed water pumping system employing a switched reluctance motor (SRM) drive for the purpose of improving efficiency of the system. The novelty of the work is to implement Perturb and observe algorithm based Maximum Power Point Tracker (MPPT) in order to improve the efficiency of the system. A zeta converter is used in midway between SPV array and SRM drive to provide limitless region for operation of MPPT and also for soft starting of SRM. The mid-point converter having two split capacitors is used to provide the required voltage pulses for phase windings excitation of all four phases of SRM drive. Unlike Cuk converter and SEPIC (Single- Ended Primary Inductance Converter) type buck-boost converters, zeta converter does not need additional circuit to limit the inrush current and does not require any overload protection. The SRM drive is controlled with variable DC link voltage of mid-point converter and it depends upon the different environmental conditions and irradiance level of SPV array. Keywords - Maximum Power Point Tracking(MPPT), Perturb and Observe (P&O), Switched Reluctance Motor(SRM), Zeta converter.
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