The Algorithms Research of Maximum Power Point Tracking in Grid-Connected Photovoltaic Generation System

Author(s):  
Weiping Luo ◽  
Gujing Han
2011 ◽  
Vol 305 ◽  
pp. 230-234
Author(s):  
Xin Sheng He ◽  
Chun Fu Gao ◽  
Bin Wang ◽  
Zhi Yong Luo

In order to maximize the power of photovoltaic generation system, it is necessary to track the maximum power point (MPP). A new control algorithm of photovoltaic (PV) was proprosed, which applied constant voltage tracking method (CVT) to adjust the working point around the MPP and ensure fast tracking when external conditions or loads changed suddenly. The algorithm used the optimal gradient method (OG) to make optimization of the steady-state characteristic and could effectively reduce the output power of photovoltaic array oscillation around maximum power point tracking (MPPT). The experiment and simulation results show that the proposed algorithm could track the MPP rapidly and accurately. And also could improve the energy conversion efficiency of PV generation system by reducing the output power oscillation around MPP.


2014 ◽  
Vol 494-495 ◽  
pp. 1710-1714 ◽  
Author(s):  
Dan Xu ◽  
Qi Yu Li ◽  
Hui Chen ◽  
Bing Gang Cao

This article summarizes the methods of Maximum Power Point Tracking (MPPT),including the CVT, P&O, INC and intelligent control, and merits and demerits are narrated in detail. Their recent research results are analyzed, finally the prospect of the development trend in MPPT photovoltaic power generation system is discussed.


IEEE Access ◽  
2020 ◽  
pp. 1-1
Author(s):  
Imran Pervez ◽  
Arsalan Pervez ◽  
Mohd Tariq ◽  
Adil Sarwar ◽  
Ripon K. Chakrabortty ◽  
...  

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