Gumilang, Adibtyo Putro (2025) Analisis Dan Perancangan Pembangkit Listrik Tenaga Surya (PLTS) Atap On-Grid Pada Atap Gedung Dprd Kabupaten Mojokerto. Masters thesis, Institut Teknologi Sepuluh Nopember.
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Abstract
Pembangkit Listrik Tenaga Surya (PLTS) atap merupakan salah satu solusi strategis dalam mendukung transisi energi bersih, efisiensi biaya operasional, dan pencapaian target bauran energi nasional sebesar 23% pada tahun 2025. Gedung DPRD Kabupaten Mojokerto, sebagai fasilitas pemerintahan dengan konsumsi listrik tinggi dan jam operasional panjang, menjadi lokasi potensial untuk penerapan sistem PLTS atap. Namun, implementasi sistem ini tidak hanya membutuhkan perhitungan teknis dan finansial yang cermat, tetapi juga mempertimbangkan tantangan regulasi terkini. Salah satunya adalah Permen ESDM No. 2 Tahun 2024 yang menghapus insentif ekspor energi ke jaringan PLN, serta adanya batasan daya terpasang sebesar 555 kVA yang membatasi kapasitas sistem. Penelitian ini bertujuan untuk merancang dan menganalisis kelayakan sistem PLTS atap on-grid secara teknis dan ekonomis. Simulasi dilakukan menggunakan perangkat lunak PVsyst berdasarkan data radiasi surya dari Meteonorm 8.2 dan data konsumsi listrik aktual gedung. Analisis ekonomi melibatkan empat indikator utama: Break-Even Point (BEP), Net Present Value (NPV), Payback Period (PP), dan Profitability Index (PI), serta diperkuat dengan analisis sensitivitas terhadap lima parameter penting: tarif listrik PLN, biaya investasi awal, harga panel surya, harga inverter, dan produksi energi tahunan.Hasil simulasi menunjukkan bahwa sistem PLTS berkapasitas 71 kWp dapat menghasilkan sekitar 107,37 MWh per tahun dengan performance ratio sebesar 85%. Proyek dinilai layak dengan NPV sebesar Rp771 juta, PI 1,98, dan periode pengembalian modal selama 5,4 tahun. Sistem ini juga diperkirakan mampu mengurangi emisi karbon sebesar ±1.876 ton CO₂ selama masa operasional 30 tahun. Meskipun adopsi PLTS atap secara luas berpotensi menurunkan kWh jual PLN, sistem ini memberikan manfaat sistemik seperti pengurangan beban puncak dan peningkatan efisiensi jaringan. Oleh karena itu, PLTS atap bukan hanya layak secara teknis dan ekonomis, tetapi juga strategis dalam mendukung pembangunan energi berkelanjutan, efisiensi jaringan, dan transformasi layanan kelistrikan nasional.
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Rooftop Solar Power Plants (PLTS) offer a strategic solution to support the transition toward clean energy, reduce operational costs, and contribute to Indonesia’s national renewable energy target of 23% by 2025. The DPRD building in Mojokerto Regency, as a government facility with high electricity consumption and long operational hours, is a suitable site for rooftop solar implementation. However, installing such a system requires not only thorough technical and financial analysis but also consideration of regulatory constraints. One major challenge is Ministerial Regulation No. 2 of 2024, which eliminates energy export incentives to the PLN grid and limits system capacity to 555 kVA. This study aims to design and evaluate the technical and economic feasibility of an on-grid rooftop PLTS system. Technical simulations were performed using PVsyst software, incorporating solar irradiation data from Meteonorm 8.2 and actual electricity consumption data from the building. The economic analysis was based on four indicators: Break-Even Point (BEP), Net Present Value (NPV), Payback Period (PP), and Profitability Index (PI), supported by sensitivity analysis of five key parameters: PLN tariff, initial investment, solar module price, inverter price, and annual energy production. The results show that a 71 kWp PLTS system can generate approximately 107.37 MWh annually with a performance ratio of 85%. The project is financially feasible, with an NPV of IDR 771 million, a PI of 1.98, and a payback period of 5.4 years. Additionally, the system is projected to reduce carbon emissions by around 1,876 tons of CO₂ over 30 years. Although widespread rooftop PLTS adoption may reduce PLN’s electricity sales, the system provides systemic benefits such as peak load reduction and improved grid efficiency. Therefore, rooftop PLTS implementation is not only technically and economically feasible but also strategically significant for sustainable energy development, grid efficiency, and the transformation of Indonesia’s electricity services.
Item Type: | Thesis (Masters) |
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Uncontrolled Keywords: | Pembangkit Listrik Tenaga Surya, PLTS Atap, Analisis Ekonomi, Net Present Value, Break-Even Point, Simulasi Energi, Solar Power Plant, Rooftop PV System, Economic Analysis, Net Present Value, Break-Even Point, Energy Simulation |
Subjects: | T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK1087 Photovoltaic power generation |
Divisions: | Interdisciplinary School of Management and Technology (SIMT) > 61101-Master of Technology Management (MMT) |
Depositing User: | Adibtyo Putro Gumilang |
Date Deposited: | 14 Jul 2025 01:19 |
Last Modified: | 14 Jul 2025 01:19 |
URI: | http://repository.its.ac.id/id/eprint/119457 |
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