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Development of Hybrid COA-WCA Multi-Objective Optimization of Microgrid Hybrid Renewable Energy System: A Case Study of Nusa Penida Sugirianta, Ida Bagus Ketut; Giriantari, Ida Ayu Dwi; Ariastina, Wayan Gede; Swamardika, Ida Bagus Alit
International Journal of Renewable Energy Development Accepted Articles
Publisher : Center of Biomass & Renewable Energy (CBIORE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61435/ijred.2026.62158

Abstract

This study investigates the effectiveness of a hybrid optimization algorithm that combines the Coyote Optimization Algorithm (COA) and the Water Cycle Algorithm (WCA), referred to as the COA-WCA algorithm, for optimizing Hybrid Renewable Energy Systems (HRES). The objective of this research is to evaluate the performance of the proposed COA-WCA algorithm in comparison with other non-hybrid algorithms, including COA, WCA, and the Whale Optimization Algorithm (WOA), in terms of convergence behavior, stability, robustness, and overall optimization performance. A multi-objective optimization approach is employed to minimize the Cost of Energy (COE), Loss of Power Supply Probability (LPSP), and Dummy Load (DL), which are the key factors in Hybrid Renewable Energy System (HRES) design. The COA-WCA algorithm demonstrates superior performance over other algorithms, such as its speed in finding the optimal solution and greater consistency in obtaining optimal solutions, particularly in complex and dynamic environments where renewable energy generation is characterized by high uncertainty. The results indicate that the COA-WCA effectively balances exploration and exploitation, ensuring efficient global search and improved local solution refinement. This study provides a significant contribution to the field of energy optimization by introducing a hybrid approach that enhances the efficiency and reliability of HRES.
Co-Authors A.A Ngurah Amrita Abdul Hafiz Haqqi Aceng Sambas, Aceng Adiatmika, I G. Adinata Mas Pratama Agus Selamet Duniaji Anak Agung Gede Maharta Pemayun Anak Agung Gede Oka Kessawa Adnyana Ananta Wijaya Andika, I Gede Irvan Pramanta Andri Ferdiansyah Ari Putra Wijaya Darma Kotama, I Nyoman Devin Gede Herawan Dewa Gede Wahyu Adi Prayoga Duman Care Khrisne Endang Widuri Asih firmansyah maualana sugiartana nursuwars Gede Ardi Herdiana Hernandi, William Hijriatullah, Rizal Umarhandi I Dewa Putu Sutjana I Gede Dyana Arjana I Gst Agung Putu Raka Agung I Gusti Made Bagus Kurniawan I Gusti Ngurah Anom Cahyadi Putra I Gusti Ngurah Priambadi I Gusti Ngurah Wira Partha I Kadek Agus Arta Yasa I Kadek Dwi Arta Saputra I Ketut Gede Suhartana I Made Arsa Suyadnya i made bayu bakti kusuma negara I Made Krisna Dinata I MADE MULIARTA . I Made Oka Widyantara I MADE SUDARMA I Made Sutajaya I N Satya Kumara I N. Lanus I N. Surata I Nyoman Budiastra I Nyoman Budiastra I Nyoman Gunantara I Nyoman Setiawan I Nyoman Sumitra Tanaya I Nyoman Suprapta Winaya I Nyoman Sutarja I P G. Adiatmika I Putu Ari Wijaya I Putu Astya Prayudha I Putu Elba Duta Nugraha I Putu Hardy Sarjana I Putu Sugi Almantara I Putu Sugi Almantara I Putu Wahyu Eka Suryawan I W. A. Wijaya I Wayan Arta Wijaya I Wayan Arta Wijaya I Wayan Bandem Adnyana I WAYAN SANTIYASA I Wayan Sukerayasa I.M. Benny P.W. I.W.A Wijaya Ida Ayu Dwi Giriantari Ida Ayu Sri Adnyani Ida Bagus Adisimakrisna Peling Ida Bagus Adnyana Manuaba Ida Bagus Dwijaya Kesuma Ida Bagus Surya Paramarta Iing . ' Indah Sri Handari Adiputra Indra Christian, Febry Iskandar, Adi Panca Saputra IW Dani Pranata Kheri Arionadi Shobirin Komang Oka Saputra l Gusti Ngurah Janardana Lie Jasa Luh Made Indah Sri Handari Adiputra Made Dinda Pradnya Pramita Made Dwi Mulyawan Made Sudarma Made Sudarma Made Yogi Hendrayanto Maghfirotul Iffah Mariani, Fitri Muliarta, I M. N Utami Wedanti Ngakan Putu Satriya Utama Ngakan Putu Satrya Utama Ngurah Yowana Asta Prawangsa Ni Wayan Sri Ariyani Ni Wayan Sri Aryani Nurul Hiron, Nurul Oka Saputra, Komang Ontoseno Penangsang Pande Ketut Sudiarta, Pande Ketut Pande Made Agus Yudi Adnyana Philipus Novenando Mamang Weking Pratolo Rahardjo Prihastini, Komang Angga Putu Aryasuta Wicaksana Putu Widiadnyana ., Putu Widiadnyana Putu Wira Buana R.S. Hartati Rukmi Sari Hartati Salmon, Ersa Agnes Sedana, I Made Bagus Ambara Shofa, Rahmi Sugirianta, Ida Bagus Ketut Susy Purnawati Tjok Gede Indra Partha Triwayuni, I Gusti Ayu Wahyudin Wahyudin Wayan Gede Ariastina Wayan Gede Ariastina Wibisana Hadi Chandra Widyadi Setiawan Yoga Divayana Yogiswara Dharma Putra Yogiswara Dharma Putra