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Pembuatan Bahan Bakar Alternatif Dari Sampah Sayuran Hasil Pertanian Menggunakan Alat Distilator di Desa Sampajaya, Kecamatan Berastagi, Kabupaten Karo: Indonesia Sidabutar, Rivaldi; Trisakti, Bambang; Irvan, Irvan; Al Fath, Muhammad Thoriq; Ginting, Muhammad Hendra Sahputra; Hanum, Farida; Taslim, Taslim; Sitepu, Rafael Aginta; Alamsyah, Vandria; Rasyid, Nashfin Nazli; Sinabang, Juwita Lestari
Jurnal Abdimas Madani dan Lestari (JAMALI) Volume 07, Issue 01, Maret 2025
Publisher : UII

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20885/jamali.vol7.iss1.art19

Abstract

Unsold vegetable waste from agricultural produce often rots and ends up being discarded at landfills, increasing waste volume and potentially causing environmental problems. To address this issue, vegetable waste can be processed into useful and marketable products such as bioethanol. Bioethanol is a renewable energy source obtained through the fermentation of biomass, including vegetable waste such as potatoes, tomatoes, carrots, mustard greens, and cabbage. In this community service program, an e-Bio production unit with a processing capacity of 5 liters has been designed, utilizing vegetable waste as raw material. The unit consists of pre-treatment equipment, a fermenter, and a distillation unit. The pre-treatment equipment includes an initial cooking tank, a crusher, and a pressurized tank. The fermenter tank is equipped with two manual paddle-type agitators with a diameter of 30 cm. Meanwhile, the distillation tank is made of stainless steel and equipped with a heater to heat the fermented solution and a cooling water tank to cool the evaporated e-Bio. The unit achieves a distillation efficiency of 95% with a production rate of 0.475 L/hour, producing 0.95 liters of ethanol after two hours of operation. The goal of this program is to implement the e-Bio production unit by utilizing vegetable waste as raw material, increase community or farmer income through e-Bio sales, and reduce the environmental impact caused by vegetable waste disposal.
ECO-WAVE MAG: Inovasi Teknologi Pengeringan Maggot Berbasis Circular Economy pada Mitra (Black Soldier Fly) BSF Ratna Medan: Pengabdian Hasibuan, Gina Cynthia Raphita; Fath, Muhammad Thoriq Al; Sidabutar, Rivaldi; Ginting, Muhammad Hendra Sahputra; Angel, Angel; Nasution, Dea Amanda Sari; Catherine, Ester Sara; Nasution, Juan Akmal; Alamsyah, Vandria; Fajar, Muhammad
Jurnal Pengabdian Masyarakat dan Riset Pendidikan Vol. 4 No. 2 (2025): Jurnal Pengabdian Masyarakat dan Riset Pendidikan Volume 4 Nomor 2 (October 202
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jerkin.v4i2.3807

Abstract

The increase in organic waste generation in Indonesia is driving the need for more sustainable waste management innovations, including through the bioconversion of maggots as an alternative protein source. However, at a business scale like Ratna's Black Soldier Fly (BSF), the maggot drying process remains a major obstacle because conventional methods produce inconsistent quality, require long drying times, and are energy-intensive. A community service project titled ECO-WAVE MAG was introduced to address this issue by implementing a microwave dryer as an appropriate technology. Activities included field surveys, designing and modifying the drying system, technical testing on fresh maggots with a moisture content of around 70 percent, and providing training and operational assistance to partners. Test results showed that the microwave dryer was able to reduce drying time by up to 70 percent, produce a stable final moisture content of 8–10 percent, and maintain the homogeneity and nutritional quality of the dried maggots. This technology also proved to be more energy efficient and able to increase production capacity and product shelf life.