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Alternative Characteristics Analysis of Mixture Oil Transformer using Breakdown Voltage Method Yahya, Muhammad Amri; Prasetyo, Tegar; Hermialingga, Septi; Putri Manurung, Nancy Eka
Jurnal Edukasi Elektro Vol. 7 No. 1 (2023): Jurnal Edukasi Elektro, Volume 7, Nomor 1, 2023
Publisher : DPTE FT UNY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/jee.v7i1.60005

Abstract

This research shows the effect of oil mixture and temperature on breakdown voltage. Palm oil is combined with diala-b oil in various mix ratios and various temperatures. Test results on the sample, as the concentration of the mixture of diala-b oil increases, the breakdown voltage value also increases. The breakdown voltage values of all oil mixture samples that have gone through the treatment process have met the IEC standard No. 56 of 1991 with results that are classified as above the standard (standard ≥ 30kV/2.5mm). Breakdown voltage values for the composition of 100% diala-b oil, 100% palm oil, and a mixture of 50% diala-b oil: 50% palm oil at 60 °C, 70 °C, 80 °C, 90 °C, and 100 °C is above the standard that is ≥ 30 kV. Water content and acidity affect the breakdown voltage value. Based on the results of breakdown voltage testing that has been done, palm oil can be used as an alternative to transformer oil.
Peningkatan Produksi Kompos Melalui Komposter Anaerob dan Manajemen Keuangan untuk Pengolahan Sampah Pangan Berkelanjutan Putri Manurung, Nancy Eka; Africano, Fernando; Wardhani, Dyah Utari Yusa; Nurfathiyyah, Kayla Alifah; Irianti, Imelsya
JPM: Jurnal Pengabdian Masyarakat Vol. 6 No. 2 (2025): October 2025
Publisher : Forum Kerjasama Pendidikan Tinggi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/jpm.v6i2.2665

Abstract

The Community Service Program (PKM) aims to empower Qur’anic Farm Indonesia through an innovative approach to converting food waste into compost, emphasizing social and environmental values. This program was designed to address two main challenges: slow compost production due to reliance on conventional aerobic methods, which take up to three months, and the absence of a proper financial recording system for profitability analysis. Technological solutions were introduced through the implementation of waste shredding machines and anaerobic digesters as Appropriate Technology (TTG), which reduce raw material size and significantly shorten decomposition time. On the management side, financial training focused on preparing transparent and easily understandable simple reports. The program was carried out through systematic stages using discussion and Participatory Action Research (PAR) methods, includin: field surveys, preparation, socialization, training, implementation of TTG, mentoring, evaluation, and sustainability strategies. Key outcomes included increased participant knowledge about anaerobic composting, enhanced compost production capacity through higher harvesting frequency, and the establishment of a basic accounting system to support financial decision-making. The long-term impacts encompass the creation of a sustainable enterprise both economically through increased profits and socially through contributions to orphan education and local food waste reduction. This program not only boosts production efficiency but also builds a foundation for healthy and independent business governance.