Artikel Ilmiah : H1A021065 a.n. YOHANES RONY SETIAWAN
| NIM | H1A021065 |
|---|---|
| Namamhs | YOHANES RONY SETIAWAN |
| Judul Artikel | ANALISIS PENGARUH ARUS CHARGING PADA PERFORMA DAN PREDIKSI UMUR PAKAI BATERAI JENIS LIFEPO4 DALAM SISTEM PLTS OFF-GRID 4 KWP |
| Abstrak (Bhs. Indonesia) | Krisis energi fosil dan meningkatnya kesadaran terhadap dampak lingkungan telah mendorong pengembangan energi terbarukan, salah satunya melalui Pembangkit Listrik Tenaga Surya (PLTS) off-grid. Dalam sistem ini, baterai berperan penting sebagai media penyimpanan energi listrik untuk menjamin kontinuitas pasokan, terutama saat tidak ada sinar matahari. Baterai Lithium Iron Phosphate (LiFePO₄) dipilih karena memiliki karakteristik efisiensi tinggi, kestabilan termal, serta umur pakai yang panjang dibanding jenis baterai lainnya. Penelitian ini membahas pemanfaatan baterai Lithium Iron Phosphate (LiFePO₄) dalam sistem Pembangkit Listrik Tenaga Surya (PLTS) off-grid, dengan fokus pada analisis performa dan prediksi umur baterai berdasarkan pengaruh arus pengisian. Dua pola pengisian diuji melalui pemantauan parameter arus pengisian, arus pengosongan, State of Charge (SoC), efisiensi, dan energi hilang. Hasil menunjukkan bahwa pola charging 0,5C memiliki SoC akhir rata-rata lebih rendah (92%) dibanding pola Charging 0,3C (95%), namun efisiensinya sedikit lebih tinggi 78,15% dibanding 75,54%. Kehilangan energi juga lebih kecil pada pola charging 0,5C sebesar 259 Wh dibanding pola charging 0,3C 297 Wh. Penurunan efisiensi terjadi saat SoC mendekati penuh akibat meningkatnya resistansi internal baterai. Estimasi umur pakai baterai menunjukkan pola charging 0,5C dapat bertahan selama 13,6 tahun, sedangkan pola charging 0,3C selama 13,9 tahun |
| Abtrak (Bhs. Inggris) | The fossil fuel crisis and growing awareness of environmental impacts have driven the development of renewable energy, including through off-grid solar power plants (PLTS). In this system, batteries play a crucial role as energy storage media to ensure uninterrupted power supply, especially during periods without sunlight. Lithium Iron Phosphate (LiFePO₄) batteries are chosen due to their high efficiency, thermal stability, and longer lifespan compared to other battery types. This study examines the use of Lithium Iron Phosphate (LiFePO₄) batteries in off-grid solar power plant (SPP) systems, focusing on performance analysis and battery lifespan prediction based on the influence of charging current. Two charging patterns were tested through monitoring parameters such as charging current, discharging current, State of Charge (SoC), efficiency, and energy loss. The results show that the 0.5C charging pattern has a lower average final SoC (92%) compared to the 0.3C charging pattern (95%), but its efficiency is slightly higher at 78.15% compared to 75.54%. Energy loss was also smaller in the 0.5C charging pattern at 259 Wh compared to the 0.3C charging pattern at 297 Wh. Efficiency decreased as SoC approached full charge due to increased internal battery resistance. Battery lifespan estimates showed that the 0.5C charging pattern could last for 13.6 years, while the 0.3C charging pattern could last for 13.9 years. |
| Kata kunci | PLTS off-grid, baterai LiFePO4, performa baterai, Depth of Discharge, umur pakai |
| Pembimbing 1 | Ir. Daru Tri Nugroho, S.T., M.T. |
| Pembimbing 2 | Hari Prasetijo, S.T., M.T. |
| Pembimbing 3 | - |
| Tahun | 2025 |
| Jumlah Halaman | 16 |
| Tgl. Entri | 2025-08-20 15:05:44.574399 |