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Nur Fitri, Sulistianingsih
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Journal : Jurnal Mosfet

Implementasi Novel Bat Algorithm Untuk Penjadwalan Ekonomis Pembangkit Listrik Termal Dengan Integrasi PLTB Nur Fitri, Sulistianingsih; Mustafa, Syahrul; Azis, Fatmawati
Jurnal Mosfet Vol. 4 No. 2 (2024): 2024
Publisher : Fakultas Teknik Universitas Muhammadiyah Parepare (FT-UMPAR)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/jmosfet.v4i2.3148

Abstract

Economic dispatch aims to control the variables of the power system so that the power plants can generate maximally based on load demand according to the characteristics of each plant and with cheaper production costs. In this study, economic dispatch is applied to thermal power plants with the integration of Wind Power Plants (PLTB) in Sulselrabar 150kV power system using the Novel Bat Algorithm (NBA) optimization method, considering voltage stability. The generation cost that can be reduced using the NBA method is IDR 12,583,781 per hour compared to the results of the existing system. With the integration of 100% of the PLTB capacity, the NBA method still provides cheaper economic dispatch results. Using the NBA method, the generation cost can be reduced by IDR 29,854,367 compared to the results of the existing system. After the integration of 100% of the PLTB capacity, the power losses obtained are smaller than before the integration of the PLTB. The system bus voltage conditions before and after the integration of the PLTB are also in good condition as they are within the voltage regulation limits set by PLN, which are +5% and -10%
Karakteristik Parameter Prototipe Pembangkit Listrik Tenaga Sampah (PLTSa) Menggunakan Peltier Azis, Fatmawati; Nur Fitri, Sulistianingsih; Parawangsa, Akbar Naro
Jurnal Mosfet Vol. 6 No. 1 (2026): 2026
Publisher : Fakultas Teknik Universitas Muhammadiyah Parepare (FT-UMPAR)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31850/jmosfet.v6i1.4275

Abstract

This research aims to design and build a power generation system that utilizes heat from waste combustion using a Peltier thermoelectric module, test the effectiveness of converting heat energy into electricity, and analyze the effect of fuel type and cooling system on device performance. The prototype system uses 12 Peltier modules. In the initial test, the configuration of 2 modules was connected in parallel and 10 modules were connected in series using leaf fuel. Then the Peltier modules were arranged in a full series configuration. The initial test only produced a voltage of 8.1 V at a temperature difference of 80°C. This voltage is considered suboptimal, the system managed to produce a voltage of up to 30 V at a temperature difference of 104°C. This high voltage is then stabilized to 15 V using a linear regulator circuit IC 7815 assisted by a transistor and a 2N3055 capacitor, to maintain output stability before entering the solar charge controller (SCC). The SCC regulates the charging of a 12 V battery, which is then used to supply power to a 500 W inverter to power a 40 W AC lamp. The system is also equipped with an ESP32 microcontroller as a control center, as well as various sensors (current, voltage, temperature) and a 16x2 LCD to display data in real-time. This research shows that the system can efficiently generate electricity from waste incineration and has the potential to be implemented as a small-scale alternative energy solution at Politeknik Bosowa.