Charging-Discharging Control with MPPT for Photovoltaic System

2011 ◽  
Vol 55-57 ◽  
pp. 1253-1257
Author(s):  
Xin Gao

Solar energy is the most viable renewable energy resources in the world. This paper presents a battery charging-discharging control strategy with MPPT for photovoltaic (PV) power generation system. If the PV power generation sources produce more energy than the requirement the loads, the surplus energy can be used either to charge the battery or to provide a dump load (electric heater or electrolysis-hydrogen). If the amount of energy demanded by the loads is higher than the production of the PV power generation sources, the control strategy determines the battery will release energy to cover the load requirements until the battery is fully discharged. This paper explains the strategy developed and shows the control block diagram of photovoltaic power generation system.

2011 ◽  
Vol 187 ◽  
pp. 237-241
Author(s):  
Xin Gao

Solar energy and wind energy are the two most viable renewable energy resources in the world. This paper presents a control strategy for wind & solar hybrid power generating systems. If the power generation sources produce more energy than the one required by the loads, the surplus energy can be used either to charge the battery or to provide a dump load (electric heater or electrolysis-hydrogen). If the amount of energy demanded by the loads is higher than the one produced by the power generation sources, the control strategy determines the battery will release energy to cover the load requirements until the battery is fully discharged. This paper explains the scheme developed and shows the control flowchart of hybrid power generation system.


2019 ◽  
Vol 52 (3-4) ◽  
pp. 169-182 ◽  
Author(s):  
R Sitharthan ◽  
CK Sundarabalan ◽  
KR Devabalaji ◽  
T Yuvaraj ◽  
A Mohamed Imran

In this literature, a new automated control strategy has been developed to manage the power supply from the wind power generation system to the load. The main objective of this research work is to develop a fuzzy logic–based pitch angle control and to develop a static transfer switch to make power balance between the wind power generation system and the loads. The power management control system is a progression of logic expressions, designed based on generating power and load power requirement. The outcome of this work targets at an improved power production, active and reactive power compensation and ensures system load constraints. To validate the proposed control strategy, a detailed simulation study is carried out on a 9-MW wind farm simulation simulated in MATLAB/Simulink environment.


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