Study and Implementation of a Parallel Input Series-Parallel Output Isolated DC/DC Converter with Maximum Power Point Tracking for Wind Turbine

碩士 === 國立臺灣科技大學 === 電機工程系 === 100 === The subject of this thesis is to design and implement a wind turbine power generation system. The proposed structure applies three forward converters and series parallel switching circuit. Three forward converters’ inputs are connected in parallel and outputs ar...

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Bibliographic Details
Main Authors: Tsun-An Chang, 張存安
Other Authors: Chung-Ming Young
Format: Others
Language:zh-TW
Published: 2012
Online Access:http://ndltd.ncl.edu.tw/handle/03195058525470680537
Description
Summary:碩士 === 國立臺灣科技大學 === 電機工程系 === 100 === The subject of this thesis is to design and implement a wind turbine power generation system. The proposed structure applies three forward converters and series parallel switching circuit. Three forward converters’ inputs are connected in parallel and outputs are connected to the series parallel switching circuit structure to share the input current. The series parallel switching circuit used double-pole double-throw (DPDT) relays constitutes which makes the three forward converters output have series and parallel status. The series status makes the converters structure to share the output voltage. The parallel status makes the converters structure to share the output current. Cooperating with the perturbation and observation method for maximum power point tracking strategy, the wind turbine system achieves all-time optimal power output in variable environment. The wind turbine system employs a digital signal processor (DSP, TMS320F28035) as the digital controller. A 1 kW prototype is built for test. Both experiment and measurement results demonstrate the validity of the proposed scheme.