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Manajemen Pengolahan Sampah Plastik Bagi Guru Di SMKN 2 Kendal Hisyam Ma’mun; Agus Mukhtar; Aan Burhanuddin; Althesa Androva
JPMAT : Jurnal Pengabdian Kepada Masyarakat Aplikasi Teknologi Jurnal Pengabdian Masyrakat Aplikasi Teknologi (JPMAT) : Edisi I, No. 02 Juni 2023
Publisher : FKULTAS TEKNIK

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30606/jpmat.v1i2.1947

Abstract

Sampah plastik menjadi permasalahan yang dialami oleh berbagai negara karena berdampak negatif bagi lingkungan. Daur ulang merupakan suatu cara yang bertujuan untuk mengurangi penumpukan sampah dan menurunkan konsumsi bahan baku baru. Agar dapat didaur ulang, sampah plastik harus berbentuk cacahan. Mesin pencacah sangat dibutuhkan karena dapat mempersingkat waktu dan meningkatkan kapasitas pencacahan plastik. Kegiatan pengabdian dilakukan guna menindaklanjuti permohonan SMKN 2 Kendal mengenai system miniature manufacturing plastik. Dalam pengabdian ini telah diserahkan mesin pencacah plastik dan pelatihan berkaitan dengan mesin tersebut. Diharapkan dengan adanya mesin pencacah plastik dapat meningkatkan kompetensi pendidik dan kualitas pembelajaran siswa mengenai system miniature manufacturing plastik
Experimental Analysis of Voltage and Multi-Point Temperature Distribution in a 6S Lithium-Ion Battery Pack Under Constant Current Loading Wildan Louise Fernando; Venugopal Thangavel; Hisyam Ma’mun
Advance Sustainable Science Engineering and Technology Vol. 8 No. 2 (2026): February-April
Publisher : Science and Technology Research Centre Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v8i2.2751

Abstract

Lithium-ion batteries are widely utilized in energy storage applications; however, temperature non-uniformity remains a critical issue affecting performance, safety, and lifespan. This study presents an experimental investigation of the correlation between voltage and multi-point temperature distribution in a 6S lithium-ion battery pack under a constant ±5 A charge–discharge current. Temperature measurements were obtained from three sensor locations to capture spatial thermal variations during operation. The results reveal that the central cell consistently exhibited the highest temperature, reaching approximately 40 °C, while a maximum thermal gradient of 5.7 °C was observed across the pack. Furthermore, a positive correlation between current and temperature indicates uneven heat generation among cells. These findings provide direct experimental evidence of thermal asymmetry in multi-cell configurations and emphasize the importance of optimized sensor placement and enhanced thermal management strategies in Battery Management Systems (BMS).