Claim Missing Document
Check
Articles

Hybrid Particle Swarm Optimization–Simulated Annealing OPF for Lombok Generation Cost Reduction HARJIAN, MUHAMMAD RIVALDI; MULJONO, AGUNG BUDI; TAWAQQAL, AKBAR; PUTRA, RAJA RESKI EKA
ELKOMIKA: Jurnal Teknik Energi Elektrik, Teknik Telekomunikasi, & Teknik Elektronika Vol 13, No 4: Published November 2025
Publisher : Institut Teknologi Nasional, Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26760/elkomika.v13i4.409

Abstract

This study proposes the application of Optimal Power Flow (OPF) in the Lombok Electricity System consisting of 19 buses and 7 generating units, with the main objective of reducing production costs under peak load conditions. The method used is a hybrid optimization method that combines two methods, namely the Particle Swarm Optimization and Simulated Annealing algorithms. Particle Swarm Optimization and Simulated Annealing (PSO–SA) method. Combining PSO and SA algorithms can improve the weaknesses of PSO with its jumping feature. In other words, the use of the PSO-SA algorithm is more effective than the PSO method. The simulation results show a generation cost of USD 31,158. The total generated power is 193,736 MW, which is equivalent to a total load of 193.34 MW. In addition, the voltage profile of all buses is at 0.95–1.05 pu and the power flow of all lines is below the thermal capacity. This finding confirms that the use of the PSO–SA algorithm effectively reduces operating costs without violating the system's operating constraints.
Sosialisasi Pembuatan Briket Arang Jerami sebagai Salah Satu Sumber Energi Berkelanjutan di Laboratorium Listrik Dasar Fakultas Teknik Universitas Mataram Putra, I Ketut Perdana; Wiryajati, I Ketut; Muljono, Agung Budi; Harjian, M Rivaldy; Adnyani, Ida Ayu Sri; Natsir, Abdul; Supriatna
Jurnal Pengabdian Magister Pendidikan IPA Vol 8 No 4 (2025): Oktober-Desember 2025
Publisher : Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jpmpi.v8i4.13086

Abstract

Analisis Perbandingan Daya Keluaran PLTS di PLTM Kokok Putih Berdasarkan Data Intensitas Radiasi Matahari Dari Hasil Pengukuran Dan Global Solar Atlas Sabandi, Rahmat Aprial; Muljono, Agung Budi
Jurnal Energi Baru dan Terbarukan Vol 6, No 1 (2025): Maret 2025
Publisher : Program Studi Magister Energi, Sekolah Pascasarjana, Universitas Diponegoro, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jebt.2025.26122

Abstract

Renewable energy, including solar energy, has become a potential solution to meet the ever-increasing demand for electricity. This study aims to analyze the output power of the Solar Power Plant (PLTS) located at PLTM Kokok Putih, East Lombok, by comparing solar radiation intensity data from direct measurements and the Global Solar Atlas. Measurements were conducted using a lux meter from 09:00 to 15:30, while Global Solar Atlas data covered the entire day. The analysis results show that the average output power from direct measurements is 0.138 kW, while the Global Solar Atlas data yields an average of 0.079 kW, with a difference of 0.059 kW. This discrepancy arises due to differences in time and solar radiation intensity used in the two methods. Moreover, the PLTS location is considered economically viable for operation based on the annual Global Horizontal Irradiation (GHI) value of 1835.8 kWh/m², exceeding the recommended minimum threshold of 1500 kWh/m². This study provides insights into the influence of measurement time and radiation intensity on PLTS output power while affirming the potential of solar energy as a viable electricity source in tropical regions. The research recommends uniform measurement times for more accurate data comparisons.
Co-Authors A. Dharma Abdul Nasir, Abdul Abdul Natsir Abdulah Zainuddin Adhevina, Ihda Adi Purna Adi, Haris Setyo Agus Supriyadi Ahmad Riki Baihaki Alfandi, Ahmad Nova Ardhi, Khairunnisa Arifatul Hidayati Arnawan Hasibuan Astianto, Muhammad Helmi Budiman, Djulfikry Cecep Kusmana Cipta Ramadhani Citra Putri Maharani Desi Widianty DHARMA S, BAGUS WIDHI Dharma, Ida Bagus Aditya Laksamana Dwinanto Romdhani elan criyanto Esi Birahmatih Fadhillah Umar Rahman Fanani, Rezaldy Faris, M Salman Ginarsa I Made Giri Wahyu Wiriasto Hadi A, Muh. Saihul Haq, Ziaul Harfani Puidi Harjian, M Rivaldy Harjian, Muhammad Rivaldi Hendra Sasmita Hidayatullah, Harsandi Hijaziah, Hijaziah Humairoh Saidah I Ketut Perdana Putra I Ketut Perdana Putra I Ketut Wiryajati I M. Ginarsa I Made Ari Nrartha I Made Ari Nrartha I Made Budi Suksmadana I Made Budi Suksmadana I Made Ginarsa I Made Ginarsa I.Made inarsa Ida Ayu Sri Adnyani Ida Bagus Fery Citarsa Imam Takharruby Indra Sasmita Isniwati, Yuni Jayadi, Lalu Irlan Juliansyah, Wawan Kamil, Muh Rhama Insan Karyawan, I Dewa Made Alit Ketut Perdana Putra, I Lalu Arya Sopansyah Larasati, Alfiyyah Reghin Lesi, Oktaviana Made Sutha Yadnya Mahendra, Aldi Aryanugraha Misbahhuddin, Misbahhuddin Mu'minin, Amirul Much. Dede Pratama Muhamad Tohri Muhammad Nanang Indrajaya Saputra Mukti, Komang Bagus Khrina Nababan, Sabar Natsir, Abdul Ni Made Seniari Niswatun Hasanah Nrartha I Made Nrartha I Made Ari Nur Habiiburrahman Nurhasanah, Rosalia Osea Zebua Osea Zebua Paniran Paniran Paniran Paniran Parhan, Lukman Patriciani , Dede Aulia Poetra, Satrya Bhayangkara prasetyo, Ridho Budi Putra, I Ketut Perdana Putra, R. Reski Eka PUTRA, RAJA RESKI EKA Putri, Rizka Elsa Rahman, Fadhillah Umar Rahmatullah, Fajar Iqbal Fatur Ramadhan, Anur Rangga Akbar Risca Arie Wahyuningsih Rosmaliati, Rosmaliati S. M. Al Sasongko Sabandi, Rahmat Aprial Sandy, Rail Sasongko, Sudi M. Al. Sasongko, Sudi Mariyato Al Sasongko, Sudi Maryanto Al Seftian Aditya Maulana Seniari, Ni Made Sevyanto, Yusril Bagas Sudi Mariyanto Al Sasongko Sudi Mariyanto Al Sasongko Sudi Mariyato Al Sasongko Suksmadana, I Made Budi sultan Sultan ' Sultan . Sultan . Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sultan Sulthon Zamroni Supriatna Supriyatna Supriyatna . Supriyatna Supriyatna Supriyatna Supriyatna Tatik Muliani Tawaqqal, Akbar Tohri, M. Wahyudi, M. Ilham Warindi D Widianty , Desi Wikapti, Ida Ayu Nyoman Iswari Yanuardi Yanuardi Yuristia, Rana Zainuddin, Abdullah Zairina, Zora Zulfikarullah Zulfikarullah Zunistira, Lalu Sirdi Zyad, Ibnu