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APLIKASI TEKNOLOGI MEDIA PENYIMPAN IKAN TENAGA SURYA UNTUK PENINGKATAN EKONOMI KELOMPOK NELAYAN PESISIR Hariyanto Hariyanto; Muhamad Rusdi; Daniel Parenden
Musamus Devotion Journal Vol 4 No 2 (2022): Musamus Devotion Journal
Publisher : Musamus University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35724/mdj.v4i2.5022

Abstract

Kabupaten Merauke memiliki potensi di bidang penangkapan perikanan untuk wilayah provinsi Papua bagian selatan, jumlah rumah tangga yang melakukan penangkapan ikan tertinggi mencapai 2.040 Rumah tangga Usaha Penangkapan Ikan (RTIPI) untuk perikanan di laut. Permasalahan utama nelayan di pesisir pantai lampu satu merauke adalah tingginya biaya produksi atau operasional nelayan. Para Nelayan biasanya hanya menggunakan cold box (kotak yang berisi es batu) untuk menyimpan ikan sehingga ikan tidak dapat bertahan lama dan segar. Es batu juga tidak hanya menambah bobot beban kapal tetapi juga meningkatkan penggunaan Bahan Bakar Minyak (BBM). Program Kemitraan Masyarakat ini bertujuan untuk memberikan solusi atas permasalahan yang dihadapi para nelayan dengan mendeseminasikan Teknologi Media Penyimpan Ikan Tenaga Surya. Dalam pelaksanaan kegiatan ini melalui beberapa tahapan yaitu: Sosialisasi teknologi, Rancang bangun Teknologi, Workshop Teknologi dan monitoring evaluasi. Hasil dari kegiatan ini menunjukan bahwa para nelayan dapat meningkatkan produksi dan menekan biaya operasional terutama pembelian minyak dan es batu untuk menyimpan ikan hasil tangkapan sehingga dapat meningkatkan perekonomian mereka. Daya yang dihasilkan dari teknologi ini sebesar 800 Watt dengan lama pendinginan rata-rata pada Frezeer 12 Jam/hari
Penerapan Teknologi Oven Pengering Cat Tipe Tertutup Dengan Isolator Aluminium Foil Pada UMKM Bengkel Otomotif Daniel Parenden; Paulus Mangera; Cipto Cipto
IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) Vol 5 No 1 (2026): April
Publisher : CV. IRA PUBLISHING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56862/irajtma.v5i1.384

Abstract

Paint drying in small automotive repair workshops is commonly performed at ambient conditions, resulting in long waiting times and inconsistent film formation, especially for waterborne coatings. This limits daily throughput and repeatability. This study designs and evaluates a simple low-temperature (30-40°C) closed drying oven for paint specimens with a 0.60 m3 chamber (1.2 x 1.0 x 0.5 m), a 200 W electric heater, and on-off thermostat control. An internal aluminum-foil radiant barrier is applied to reduce wall heat losses. Thermal performance is assessed using analytical heat-loss estimation and warm-up tests to a 40°C setpoint. The predicted wall heat loss decreases from 648 W (without foil) to about 97 W (with foil), yielding an effective heating power of roughly 103 W. Experiments show the oven reaches 40°C within 4-6 min and maintains the setpoint with stable cycling. Thermal efficiency improves from 31% to 85%, indicating a low-cost, energy-saving solution for practical specimen drying in SMEs.
Rancang Bangun dan Implementasi Sistem Lonceng Gereja Berbasis Digital di Gereja GPI Papua Jemaat Kristus Mopah Lama Richard Semuel Waremra; Daniel Parenden
ABDIKAN: Jurnal Pengabdian Masyarakat Bidang Sains dan Teknologi Vol. 5 No. 3 (2026): Agustus 2026
Publisher : Yayasan Literasi Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55123/abdikan.v5i3.7482

Abstract

This community service project designed and implemented a digital church-bell system at GPI Papua Jemaat Kristus Mopah Lama (Merauke, South Papua, Indonesia). The partner previously relied on fully manual bell operation, which often caused delays when the responsible operator was unavailable. The proposed solution integrates an Arduino Mega 2560 controller, a 4×4 matrix keypad for command input, a 16×2 I2C LCD for menu/status display, and a DFPlayer Mini module to play pre-recorded bell and announcement tones stored on a microSD card. The audio output is fed to a PA amplifier and broadcast through a horn speaker installed on the church tower. Implementation stages included needs assessment, hardware–software development, panel assembly, on-site installation, functional testing, and operator training accompanied by an operating and maintenance SOP. Black-box tests confirmed that each keypad command reliably triggered the intended sound sequence, while reset and basic electrical protections functioned properly. The system reduces dependency on a single operator, improves the timeliness of worship calls, and is replicable using affordable off‑the‑shelf components.