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Studi Perakitan Sepeda Listrik: Identifikasi Komponen Utama Dan Proses Untuk Kinerja Optimal Rokhim, Yunus Ari; Soolany, Christian; Permata Aji, Dhimas Oki; Suwarto, Sigit; Listanto, Virgiawan
AME (Aplikasi Mekanika dan Energi): Jurnal Ilmiah Teknik Mesin Vol. 11 No. 1 (2025)
Publisher : Universitas Ibn Khaldun Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/ame.v11i1.1402

Abstract

Perkembangan sepeda listrik sebagai solusi transportasi ramah lingkungan mendorong penelitian ini untuk menganalisis proses perakitan sepeda listrik tipe wheel hub dengan motor BLDC 1000 watt. Penelitian ini bertujuan untuk mengidentifikasi komponen utama yang terlibat dalam perakitan dan mengevaluasi kinerja fungsional dari sepeda listrik yang dirakit. Metode penelitian meliputi tahapan: (1) analisis literatur untuk mendalami desain dan komponen sepeda listrik, (2) perancangan dan perakitan sepeda dengan motor BLDC 1000 watt tipe wheel hub, (3) pengujian kinerja yang melibatkan uji kecepatan maksimum, efisiensi energi, dan jarak tempuh per pengisian baterai. Hasil penelitian menunjukkan bahwa sepeda listrik ini mencapai kecepatan maksimum 40,2 km/jam, jarak tempuh per pengisian baterai sebesar 65 km, dengan efisiensi energi 87,5%. Pengujian kinerja motor BLDC menunjukkan daya tahan yang optimal dengan torsi maksimum 3,5 Nm dan kapasitas pengisian baterai mencapai 90% dalam 3,5 jam. Dapat disimpulkan bahwa perakitan sepeda listrik Vanjaril dengan motor BLDC 1000 watt berhasil dilakukan dan menghasilkan kendaraan efisien serta berperforma tinggi yang sesuai dengan standar yang ditetapkan untuk mobilitas berkelanjutan.
Waterwheel performance parameters and influencing factors Sampurno, Carolus Borromeus Krishna; Maulita, Ika; Febiyani, Anastasia; Rokhim, Yunus Ari; Margono, Herlian Seto; Darmawan, Almas Rifqi; Pangestu, Retno
Journal of Industrial and Mechanical Engineering Vol 1 No 1 (2023): Journal of Industrial and Mechanical Engineering
Publisher : Department of Industrial Engineering, Universitas Jenderal Soedirman.

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Renewable energy is the cleanest source available on the planet. Water energy is one of the renewable energy sources that are widely available around us. Hydropower is energy obtained from flowing water or falling water. One of the utilization of hydropower by using a waterwheel. Since the 18th century waterwheels have been widely used both for grain milling, textile industry, and other uses. In the 20th century waterwheels began to be used for power generation. However, due to its low efficiency, the waterwheel began to be abandoned as a power plant. There have been many studies conducted to improve the performance of waterwheels, but the information is widely spread, so this article was made with the aim of collecting this information so that it can be known what parameters affect the performance of a waterwheel. The design of the right overshot waterwheel can achieve an efficiency of about 85%, the undershot waterwheel can reach 25% making these two wheels suitable for exploiting from varied and most frequently used flows. The performance of the waterwheel is made based on water discharge data, head differences, and how to use it so that it can be said that the waterwheel has different performance characteristics so that certain parameters are needed. Parameters that affect the performance of the waterwheel include the design of the blades, the amount of water collected on the overshot mill blades, the ratio of the sinking blades on the undershot waterwheel, and the angle used on the breastshot mill blades so that the waterwheel can work optimally to release the potential of water power with a low head.