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Analisa Pengaruh Arah Panel Surya Terhadap Daya Nugroho, Andi; Nababan, Wilson Sabastian; Setyawan, Eko Yohanes; Peranginangin, Siwan Ediamanta; Sihombing, Suriady
SPROCKET JOURNAL OF MECHANICAL ENGINEERING Vol 6 No 1 (2024): Edisi Agustus 2024
Publisher : Program Studi Teknik Mesin, Universitas HKBP Nommensen, Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36655/sprocket.v6i1.1624

Abstract

Pada penelitian ini penulis menganalisis pengaruh arah panel surya terhadap arus, tegangan, dan intensitas cahaya matahari di Kalimantan Timur dengan sudut kemiringan 25°. Penelitian ini melibatkan tiga variabel arah panel surya: timur, utara, dan barat. Data yang diperoleh melalui pengukuran langsung intensitas cahaya matahari, arus, dan tegangan yang dihasilkan oleh panel surya pada berbagai waktu dalam sehari. Hasil penelitian ini menunjukkan bahwa orientasi panel surya memiliki pengaruh signifikan terhadap efisiensi konversi energi surya. Pada arah timur dan barat menghasilkan arus dan tegangan yang lebih tinggi pada pagi dan siang hari, sedangkan dengan arah utara menghasilkan performa yang lebih stabil sepanjang hari. Temuan ini dapat menjadi referensi penting bagi pengoptimalan pemasangan panel surya di wilayah tropis seperti Kalimantan Timur.
ANALYSIS OF VIBRATION CHARACTERISTICS ON WA-350 WHEEL LOADER HEAVY EQUIPMENT MACHINE BASED ON CAPACITY COMPARISON WITH 2000 RPM ROTATION IN HORIZONTAL, VERTICAL AND LONGITUDINAL AREAS Sihombing, Suriady; Nababan, Wilson Sabastian; Tampubolon, Miduk; Panjaitan, Fernando
Jurnal Dinamika Vokasional Teknik Mesin Vol. 8 No. 2 (2023)
Publisher : Department of Mechanical Engineering Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/dinamika.v8i2.71616

Abstract

Wheel loader is a tool that facilitates the work of moving materials from one place to another using hydraulic energy. Wheel loader machine testing is carried out by looking for vibration data arising in the engine block. There are several stages that must be done, the first step is preparation of a Handheld Vibrometer as a vibration detection device. Next, examine the vibration level read on the Handheld Vibrometer with ideal, medium, and maximum rotation. Based on the ISO 2372 standard, vibration response results are obtained where the power capacity of a diesel motor is 350 kW where the highest speed is 62.7 mm / s with a horizontal direction at 90 seconds, categorized in Zone D in red, vibration from the engine is within dangerous limits and can be damaged at any time.
The Effect of Engine Noise on the Comfort of WA-360 Loader Heavy Equipment Operators Based on Capacity and Distance of 100, 150 and 200 cm Sihombing, Suriady; Nababan, Wilson Sabastian; Tampubolon, Miduk; Sihombing, Hendrik
DINAMIS Vol. 12 No. 2 (2024): Dinamis
Publisher : Talenta Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/dinamis.v12i2.18727

Abstract

The existence of a limited volume of machine room and coupled with the existence of various kinds of machinery in it, both main drive machinery such as the main motor and other supporting machinery such as electric motors, compressors, pumps and so on, all of which are sources of noise, will cause high noise noise. Where heavy equipment is a tool used to simplify the work process so that it becomes faster, easier and the results are in accordance with expectations and one example is the Whell Loader WA-360 heavy machine. Therefore, research is needed to measure the level of noise produced by the Whell Loader WA-360 heavy equipment engine to operator comfort. According to NAB According to Kepmenaker No. per-51/MEN/1999,2008 and SNI 16-7063-2004, the noise level that results in hearing damage of 90 dB for workers who are working for 8 hours per day. That the threshold value for the noise of the combustion chamber of the Wheel Loader WA-360 heavy equipment engine with a bucket capacity of 3.4 and 5 tons produces a noise level of 106.5 dB with a hearing scale and it is recommended that the operator of the Whell Loader heavy equipment use Earphones while doing work.