Dr. Abdelkhalek Chellakhi holds a Bachelor's degree in Physics (2013) and a Magister degree in Instrumentation, Networks, and Renewable Energies from the Faculty of Sciences, University of Chouaib Doukkali, El Jadida, Morocco (2018). He earned his Ph.D. in Electrical Engineering from the Laboratory of Engineering Sciences for Energy (LabSIP) at the National School of Applied Sciences of El Jadida (ENSAJ), Morocco, in 2022.Currently, he serves as an Associate Professor of Electrical Engineering in the Department of Physics at the Faculty of Sciences Dhar El Mahraz, Sidi Mohamed Ben Abdellah University, Morocco.Dr. Chellakhi is an accomplished researcher and reviewer, contributing as a permanent reviewer for over 40 prestigious academic journals, including:Elsevier: Renewable and Sustainable Energy Reviews, Solar Energy, Energy Conversion and Management, International Journal of Hydrogen Energy, Applied Soft Computing, Results in EngineeringIEEE: IEEE Transactions on Power Electronics, IEEE Journal of PhotovoltaicsSpringer: Scientific Reports, Electrical EngineeringMDPI: Energies, Applied Sciences, Sustainability, Electronics, MachinesWiley: International Journal of Ambient Energy, Energy StorageTaylor & Francis: International Journal of Electronics/LettersTo date, he has completed over 255 scientific reviews, demonstrating his expertise and commitment to advancing research in his field.Notable Contributions:Holds a patent: "Maximum Power Point Tracking Device for a Photovoltaic System Using an Adjustable Step Size Approach Under Varying Atmospheric Conditions"His work reflects a strong dedication to renewable energy optimization, power electronics, and sustainable technologies, making him a key figure in the field.

• Introduction.- Literature Review.- Modeling and Simulation of Standalone Solar Photovoltaic Systems.- Novel Proposed Maximum Power Point Tracking Approaches: Simulation & Practical Validation.- Conclusion and Future Research.

Dr. Abdelkhalek Chellakhi holds a Bachelor's degree in Physics (2013) and a Magister degree in Instrumentation, Networks, and Renewable Energies from the Faculty of Sciences, University of Chouaib Doukkali, El Jadida, Morocco (2018). He earned his Ph.D. in Electrical Engineering from the Laboratory of Engineering Sciences for Energy (LabSIP) at the National School of Applied Sciences of El Jadida (ENSAJ), Morocco, in 2022.Currently, he serves as an Associate Professor of Electrical Engineering in the Department of Physics at the Faculty of Sciences Dhar El Mahraz, Sidi Mohamed Ben Abdellah University, Morocco.Dr. Chellakhi is an accomplished researcher and reviewer, contributing as a permanent reviewer for over 40 prestigious academic journals, including:Elsevier: Renewable and Sustainable Energy Reviews, Solar Energy, Energy Conversion and Management, International Journal of Hydrogen Energy, Applied Soft Computing, Results in EngineeringIEEE: IEEE Transactions on Power Electronics, IEEE Journal of PhotovoltaicsSpringer: Scientific Reports, Electrical EngineeringMDPI: Energies, Applied Sciences, Sustainability, Electronics, MachinesWiley: International Journal of Ambient Energy, Energy StorageTaylor & Francis: International Journal of Electronics/LettersTo date, he has completed over 255 scientific reviews, demonstrating his expertise and commitment to advancing research in his field.Notable Contributions:Holds a patent: "Maximum Power Point Tracking Device for a Photovoltaic System Using an Adjustable Step Size Approach Under Varying Atmospheric Conditions"His work reflects a strong dedication to renewable energy optimization, power electronics, and sustainable technologies, making him a key figure in the field.

• Introduction.- Literature Review.- Modeling and Simulation of Standalone Solar Photovoltaic Systems.- Novel Proposed Maximum Power Point Tracking Approaches: Simulation & Practical Validation.- Conclusion and Future Research.

Dr. Abdelkhalek Chellakhi holds a Bachelor's degree in Physics (2013) and a Magister degree in Instrumentation, Networks, and Renewable Energies from the Faculty of Sciences, University of Chouaib Doukkali, El Jadida, Morocco (2018). He earned his Ph.D. in Electrical Engineering from the Laboratory of Engineering Sciences for Energy (LabSIP) at the National School of Applied Sciences of El Jadida (ENSAJ), Morocco, in 2022.Currently, he serves as an Associate Professor of Electrical Engineering in the Department of Physics at the Faculty of Sciences Dhar El Mahraz, Sidi Mohamed Ben Abdellah University, Morocco.Dr. Chellakhi is an accomplished researcher and reviewer, contributing as a permanent reviewer for over 40 prestigious academic journals, including:Elsevier: Renewable and Sustainable Energy Reviews, Solar Energy, Energy Conversion and Management, International Journal of Hydrogen Energy, Applied Soft Computing, Results in EngineeringIEEE: IEEE Transactions on Power Electronics, IEEE Journal of PhotovoltaicsSpringer: Scientific Reports, Electrical EngineeringMDPI: Energies, Applied Sciences, Sustainability, Electronics, MachinesWiley: International Journal of Ambient Energy, Energy StorageTaylor & Francis: International Journal of Electronics/LettersTo date, he has completed over 255 scientific reviews, demonstrating his expertise and commitment to advancing research in his field.Notable Contributions:Holds a patent: "Maximum Power Point Tracking Device for a Photovoltaic System Using an Adjustable Step Size Approach Under Varying Atmospheric Conditions"His work reflects a strong dedication to renewable energy optimization, power electronics, and sustainable technologies, making him a key figure in the field.

• Introduction.- Literature Review.- Modeling and Simulation of Standalone Solar Photovoltaic Systems.- Novel Proposed Maximum Power Point Tracking Approaches: Simulation & Practical Validation.- Conclusion and Future Research.