Design and implementation of a hybrid maximum power point tracker in solar power system

Author(s):  
Cheng-Yu Tang ◽  
Sheng-Yuan Ou ◽  
Yu-Chun Su
2012 ◽  
Vol 588-589 ◽  
pp. 818-821
Author(s):  
Feng Ge Zhang ◽  
Zhi Fei Teng ◽  
Xiao Ju Yin ◽  
Shi Lu Zhu

The method of maximum power point tracker with PIC18F4520 controlling in photovoltaic power system has been described in this paper. Maximum power point tracker is implemented with a non-inverting buck-boost DC-DC conversion topology. The system is simple with good response speed. And the efficiency of system is approved apparently with the method.


2020 ◽  
Vol 12 (4) ◽  
pp. 134-140
Author(s):  
Laras Triefena ◽  
Leonardus H. Pratomo ◽  
Slamet Riyadi ◽  
F. Budi Setiawan

Photovoltaic is an absolute device in the solar power plant system. A DC-DC converter with a maximum power point tracker (MPPT) algorithm is required to obtain the maximum power of photovoltaic. In general, solar power plant applications used a two-stage converter: the first stage is boosting DC-DC converter, and the second stage is the multilevel Inverter. Boost DC-DC converter is usually implemented singly, which causes many boost DC-DC converters to be implemented in a solar power plant application. The voltage doubler type boost DC-DC converter proposed in this paper is to simplify the circuit so that there is only one converter in a solar power plant application. This converter principle combines two conventional boost converters, which are integrated into one so that the power circuit and control circuit form become simpler. This proposal is verified through computation simulation and hardware design using the STM32F1038CT microcontroller for the final verification. The efficiency algorithm of the simulation is  99.7%, and the hardware experimental is 85.65%


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