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Journal : Serambi Engineering

Analisis Perencanaan PLTS Atap di Gedung H Universitas Pembangunan Panca Budi Medan Zharfan Asyraf; Rahmaniar; Erpandi Dalimunthe
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Solar Power Plants (PLTS) are one of the new and renewable energy generation systems (EBT) that are quite promising in the future. In this research, the analysis process for planning a PLTS system as a source of electrical energy in a building is presented. The planned PLTS system will be used to supply the power needs of building H. The power supply capacity is only 60% at the Panca Budi Development University in Medan, but in this case solar panels have been added. The results of the study showed that the PLTS is an off-grid type with the main component specifications needed to supply power to the building, namely 151 solar panels with a capacity of 100 WP, a 46,000 W inverter, and 80 12V 100 Ah Lithium-ion batteries
Analisis Pengaruh Ketidakstabilan Debit Air Dan Curah Hujan Terhadap Daya Pada Pembangkit Listrik Tenaga Mini Hidro (PLTM) Karo Bumi Energi Eko Toni Hagler Simamora; Parlin Siagian; Rahmaniar
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Mini hydro power plants (PLTM) are capable of producing electricity continuously for 24 hours. The amount of energy distributed by the Mini Hydro Power Plant (PLTM) is greatly influenced by the strong flow of water coming from upstream, so the effect of rainfall is relatively direct on the electricity produced by the Karo Bumi Energi Mini Hydro Power Plant (PLTM) with a capacity of 2 x 4, 85 MW. From the observations, rainfall is a dry month, it can also be seen that rainfall, water discharge and production are directly proportional. In May, June and July there is a very significant difference between production and water discharge. According to observations, these months are wet months with very high rainfall. The resulting productivity of hydropower plants is influenced by the creation and release of stable water without aggravation. The higher the creation and release of water, the higher the efficiency of the power supplied. The impact of high rainfall will cause the water release to reach 11,653m3 / hour
Optimasi Penggunaan Energi Pada Sistem Pencahayaan Gedung Bandara Kualanamu Deli Serdang Dalam Rangka Konservasi Energi Menggunakan Metode Algoritma Genetika Benri Purba; Parlin Siagian; Rahmaniar
Jurnal Serambi Engineering Vol. 9 No. 4 (2024): Oktober 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Energy saving must be carried out by the government, companies or the community. The high consumption of electricity is a strong reason to optimise electrical energy and lighting systems in buildings and other public places. In this study, the author uses a genetic algorithm to optimise the use of electrical energy and lighting in the Kualanamu Airport building. Genetic algorithm is a computing technique based on the principle of evolution in genetics. This study aims to test the effectiveness of using genetic algorithms to optimise the lighting system of the Kualanamu Airport building. The data used in this study is real-time data from the MCB power system or the airport building meter. Based on the calculations and analysis carried out in this study, it can be concluded that the AG evaluation presentation test has the best results with an average crossover of 0.3-1, an average mutation of 0.05-0.5 and an average generation of 92, with a fitness value of 1,438.72.
Analisis Pemanfaatan Turbin Savonius Pada Pembangkit Listrik Tenaga Bayu di Desa Pantai Buaya Kabupaten Langkat Heru Irwansyah; Zulkarnain Lubis; Rahmaniar
Jurnal Serambi Engineering Vol. 9 No. 4 (2024): Oktober 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The Salvonius wind turbine is one of the Vertical Axis Wind Turbines (VALWT) commonly used in wind farms. This type of turbine is usually used for medium and low wind speeds. It has a simple design, consisting of a single main rotor that rotates vertically. The advantage is that it can use wind from all directions, can work at low speeds and does not require a tower that is too high. The aim of this study was to analyse the performance of the turbine in relation to the rotation and power of the land generator. The method used was to directly measure the rotation of the turbine and the generator in no-load and load conditions. The results of the study showed that the average wind speed in Oenalli village was 4.66 m/s, and this turbine was able to rotate the Salvonius turbine with an average rotation of 631 rpm. It was then able to produce an output of 7.20 MW at a general turbine speed of 1,243 rpm. In addition, the average generator efficiency was 35%, the highest daily efficiency was 39% and the lowest daily efficiency was 37%.