A comparative study on MPPT for photovoltaic generation systems

Po Cheng Chen, Bei Shan Yan, Chun Liang Liu, Shun Chung Wang, Yi Hua Liu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

15 Scopus citations

Abstract

Perturb and observe (P&O) maximum power point tracking (MPPT) algorithms are commonly used in photovoltaic (PV) generation system (PGS) because it is easy to implement. However, conventional fixed step-size P&O exhibits a trade-off between tracking speed and tracking accuracy. By contrast, variable step-size MPPT can achieve satisfactory tracking accuracy and speed while maintains advantage of simple calculation. This paper aimed to study the performance of two different variable step-size P&O MPPT techniques. Initially, a MATLAB based PGS model is implemented and validated. Then, variable step-size MPPT methods are compared in terms of several performance indices under various operating conditions. Finally, the advantages and disadvantages of each method are then summarized.

Original languageEnglish
Title of host publication2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781479976577
DOIs
StatePublished - 18 12 2015
Externally publishedYes
Event2nd IEEE International Future Energy Electronics Conference, IFEEC 2015 - Taipei, Taiwan
Duration: 01 11 201504 11 2015

Publication series

Name2015 IEEE 2nd International Future Energy Electronics Conference, IFEEC 2015

Conference

Conference2nd IEEE International Future Energy Electronics Conference, IFEEC 2015
Country/TerritoryTaiwan
CityTaipei
Period01/11/1504/11/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

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