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P. 142
CHAPTER
Performance of MPPT
Techniques of Photovoltaic 4
Systems Under Normal
and Partial Shading
Conditions
Ali M. Eltamaly 1,2
Electrical Engineering Department, College of Engineering, King Saud University, Riyadh,
1
Saudi Arabia ; Al-Mansoura University, Al-Mansoura, Egypt 2
CHAPTER OUTLINE
1. Introduction ....................................................................................................... 116
1.1 Direct-Coupled Method...................................................................... 117
1.2 Constant-Voltage MPPT ..................................................................... 117
1.3 Constant-Current MPPT ..................................................................... 118
1.4 Perturb and Observe Technique.......................................................... 118
1.5 Incremental Conductance Technique .................................................. 118
1.6 Parasitic Capacitance Algorithm ......................................................... 120
1.7 Ripple Correlation Control.................................................................. 120
1.8 Hill Climbing Technique .................................................................... 121
1.9 Fuzzy Logic Controller as MPPT.......................................................... 122
1.10 Particle Swarm Optimization MPPT Technique .................................... 122
2. PV System Under Nonshading Conditions............................................................. 124
2.1 Simulation of PV System ................................................................... 124
2.1.1 Photovoltaic Cell Model .................................................................. 124
2.1.2 Battery and Load Model ................................................................. 128
2.1.3 Boost Converter Model ................................................................... 130
2.1.4 Model of Calculating E and DE ....................................................... 131
2.1.5 Fuzzy Logic Controller Model .......................................................... 132
2.2 Simulation Results............................................................................ 135
2.3 Experimental Work ............................................................................ 137
2.3.1 Hardware Implementation of Boost Circuit ...................................... 138
2.3.2 Sensors and Driver Circuits............................................................. 142
3. Smart Maximum Power Point Tracker Under Partial Shading Conditions ................ 144
3.1 Partial Shading Effect ....................................................................... 144
115
Advances in Renewable Energies and Power Technologies. https://doi.org/10.1016/B978-0-12-812959-3.00004-6
Copyright © 2018 Elsevier Inc. All rights reserved.
