This study aims to compare the performance of single-phase radial flux permanent magnet generators and axial flux permanent magnet generators based on data and findings from previously published studies. The research employed a library research method with a descriptive-comparative approach. Data were collected from scientific journals, books, articles, and relevant previous studies discussing …
The increasing demand for electrical energy has encouraged the utilization of renewable energy sources as an alternative to fossil fuels. This study aims to design, construct, and analyze the performance of a hybrid system that combines a Savonius-Darrieus Wind Power Plant (PLTB) and a Solar Power Plant (PLTS). The testing was conducted using load variations of 5 W, 10 W, and 15 W, with data co…
The hybrid PLTS (Solar Photovoltaik Prototype) and PLTB (Wind Power Prototype) system based on Savonius-Darrieus turbines is one form of renewable energy utilization that combines solar and wind energy to generate electricity. This research was conducted through MATLAB/Simulink simulation and direct testing on a prototype by observing several parameters, including voltage, current, power, wind …
This study aims to analyze the effect of load variation on battery performance and the MPPT Solar Charge Controller (SCC) in a 2000 W off-grid solar power system based on the ShinePhone application. The tests were conducted through battery charging and discharging using load variations of 200 W, 250 W, and 300 W. The observed parameters included panel power, battery voltage, battery current, lo…
Photovoltaic solar panels are one of the technologies used to convert solar energy into electrical energy. However, the performance of solar panels can decrease due to pollutants attached to the panel surface, such as exhaust soot and sand dust. This study aims to analyze the effect of exhaust soot and sand dust on the current, voltage, and output power of a 10 Wp monocrystalline photovoltaic s…
This study shows that transformer loading has a significant relationship with operating winding temperature, with a Spearman correlation coefficient of 0.552, which falls into the strong category and is supported by a Sig. value < 0.001 and Interval of 99% in the range of 0.512–0.600. The coefficient of determination indicates that loading contributes 30.47% to changes in transformer winding …
Partial discharge (PD) is a disturbance in the insulation system of medium-voltage equipment that can reduce the reliability of electrical distribution systems. This study aims to analyze partial discharge activity in the 20 kV TD#3 cubicle at Keramasan Substation using the Transient Earth Voltage (TEV) method based on the IEC TS 62478:2016 standard. The measurement was conducted online without…
Mini Hydropower Plants (MHP) are renewable energy systems that convert the potential energy of water into electrical energy through turbines and generators. This research was conducted at the Green Lahat Mini Hydropower Plant in South Sumatra to analyze the electrical energy produced and evaluate the influence of water discharge and net head variations on the generated output power. The researc…
The increasing demand for electrical energy necessitates the operation of power plants with optimal operational efficiency. Combined Cycle Power Plant (CCPP) play a crucial role in meeting this demand however, these plants operate under varying loads to accommodate fluctuations in energy consumption. This operational load variation affects the performance of gas turbines, such as thermal effici…
Abstrak— Sel surya merupakan teknologi yang mengubah energi matahari menjadi listrik melalui efek fotovoltaik. Energi yang dihasilkan oleh panel surya sangat bergantung pada intensitas cahaya yang diterima, sehingga teknologi fotovoltaik menawarkan potensi besar sebagai sumber energi masa depan yang bersih dan berkelanjutan. Salah satu keunggulan utama dari sel surya adalah efisiensinya serta…
Sungai memberikan peranan yang sangat besar bagi perkembangan peradaban manusia di seluruh dunia, antara lain sebagai sumber air minum untuk kebutuhan utama bagi kehidupan manusia, irigasi untuk kebutuhan pertanian, kebutuhan industri, sarana transportasi dan objek wisata. Seiring dengan perkembangan zaman, kebutuhan manusiapun bertambah dan sungai dimanfaatkan sebagai sumber pembangkit tenaga …
Nowadays, dependence on electrical energy is getting increased. With increase the needs of electrical energy, the quality of available energy need to be improved so it can really be used wisely. Steam power plant is the system of power plant that using coal as the energy sources. The exergy analysis is very needed to evaluate the system’s performance and find the rate of exergy destruction. E…
This paper presents exergy and energy analysis of steam power plant system at PT. Tanjung Enim Lestari Pulp and Paper (PT.Telpp) that aims to improve performance by analyze the components and the overall system. Energy analysis is able to know location, type and losses that occur during the process. Energy rate, exergy, energy and exergy efficiency and irreversibility is calculated based on the…
Analisis investasi adalah analisis yang berperan dalam menentukan kelayakan proyek untuk dijalankan. Hasil penelitian ini adalah analisis finansial dengan kriteria investasi berupa; debt ser\’ice cobveroge ratio (DSCR), profitabilitas indeks (PI), payback periocl (PP), net present vaJue (NPV), discountedpaybackperiod (DPP), internal rate of retum (IRR), dan NPV simulasi. Dari nilai ECF (equit…
Energi air dapat dimanfaatkan sebagai pembangkit listrik dengan memanfaatkan tenaga potensial air yang tersedia. Pembangkit Listrik Tenaga Air (PLTA) adalah salah satu teknologi yang sudah terbukti tidak merusak lingkungan, menunjang diversifikasi energi sebagai pemanfaatan energi terbarukan, menunjang program pengurangan penggunaan BBM, dan sebagian besar konstruksinya menggunakan kandungan lo…
The Jakabaring 2MW Solar Power Plant is one of the PLTS built in Indonesia which is equipped with polycrystalline solar panels with a capacity of 315Wp totaling 5,248 panel units where each series consists of 32 panels then every 7 series of panels will be connected to a combiner box so that it is necessary to pay attention to the ability of these solar panels in generating output power. From r…
Penelitian ini bertujuan untuk mengetahui socioscientific reasoning siswa tentang isu PLTSa. Metode yang digunakan untuk penelitian ini adalah deskriptif dengan pendekatan kuantitatif. Variabel dalam penelitian ini adalah penalaran socioscientific reasoning siswa melalui soal essay. Pengambilan data yang dilakukan menggunakan teknik tes yang berupa lima soal uraian pada materi energi terbarukan…
Electrical energy is a type of energy that is very necessary. Solar Power Plant is a power plant that good for use in tropical regions. The problem with solar power plant is that part of the battery is damaged due to unstable voltage and current. Buck-Boost Converter is a tool that serves to raise and lower the voltage. Based on research that has been done using a Buck-Boost converter on a sola…
Electrical energy is one of the indispensable energy in human life, the increasing need for electrical energy, abundant resources are needed to produce electrical energy, not only abundant resources but environmentally friendly. One of them is solar energy, in Indonesia itself the sun shines all year round, so the energy we get is very abundant and environmentally friendly, solar energy can be …
Energi listrik merupakan energi yang paling banyak digunakan dalam kehidupan sehari-hari manusia dan pada saat ini pemanfaatannya beragam mulai dari bidang industri sampai dengan skala rumah tangga. Energi surya digunakan sebagai sumber energi alternatif yang potensial, terutama mengingat sumber energi yang besar dan sangat memakan waktu. Selain itu energi matahari dapat dimanfaatkan sebagai su…
River’s wave energy plant (PLTGS) is nonconventional energy plant that use vertical wave of river to produce eletrical energy. PLTGS in this research use direct current as magnetic force’s source in rotor. River’s Vertical wave will move rotor up and down towards the stator with coil variation 1500, 1750, 2000, 2250, and 2500 turns . The purpose of this research is to see how magnetic flu…
Perkembangan yang pesat selama dua abad terakhir adalah perkembangan yang luar biasa secara materiil maupun spirituil. Salah satu ciri utama perkembangan itu adalah pendayagunaan sumberdaya alam dunia dan teristimewa adalah sumberdaya energi. Manusia saat ini masih dalam proses untuk berkembang terus seraya menguras sumberdaya energi fosil yang ada di bumi. energi nuklir telah ditemukan dan dik…
Abstrak- Gedung pengajaran Fakultas Teknik Universitas Sriwijaya memerlukan daya listrik yang besar dalam menujang kegiatan belajar dan mengajar, sehigga biaya yang di keluarkan untuk anggaran konsumsi listrik cukup besar, sehingga di rancanglah pembangkit listrik tenaga surya ini untuk menekan biaya pengeluaran tersebut. Pembangkit listrik tenaga surya ini di rancang dengan kapasitas 140 kW de…
Electrical energy is one of the most important and vital needs of modern society. The absence of electrical energy will greatly disrupt the sustainability of human activities. Therefore, the continuity and availability of electrical energy needs to be maintained at all times. Indonesia's current electrification ratio is 87%, which shows 8.5 million Indonesians or the equivalent of 2500 villages…
Solar panels are a medium of taking solar cells that exist in the sun and will energize into electrical energy. The electrical energy saidwill know very by humans for survival as well as air. The air temple system is a DC water pump 12 volts / 180 watts with a power source derived from 2 monocrystalline solar cells installed parallel to each island of 100 WP, then connected with a stepdown regu…
Energy sources that are often used for electricity generation are non-renewable energy sources which, if used continuously, will run out such as oil, natural gas, and coal. Thus, renewable energy sources are needed whose supplies are abundant and do not run out quickly, one of which is water energy. In this study, the use of water from the aquarium pump will be used to drive a waterwheel couple…
The potential for water energy in Indonesia is very large, so based on this, a research on the design prototype was of a pico-hydro power plantcarried out by varying the height of the water fall and water discharge to meet the consumption of electric power on a very small scale. In this study, a pico-hydro power plant was designed using 8 horizontal turbines, with the main components being wate…