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SIMULASI NUMERIK PERPINDAHAN PANAS DAN MASSA PADA SISTEM PENGERINGAN BERBASIS UDARA PANAS

*Ageng Sufi Fidelli  -  Department of Mechanical Engineering, Universitas Diponegoro, Jl. Prof. Sudarto, SH, Tembalang, Semarang, Indonesia 50275, Indonesia
Eflita Yohana  -  Department of Mechanical Engineering, Universitas Diponegoro, Jl. Prof. Sudarto, SH, Tembalang, Semarang, Indonesia 50275, Indonesia
Mohammad Tauviqirrahman  -  Department of Mechanical Engineering, Universitas Diponegoro, Jl. Prof. Sudarto, SH, Tembalang, Semarang, Indonesia 50275, Indonesia

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Abstract

Simulasi numerik merupakan pendekatan yang efektif dalam memahami fenomena perpindahan panas dan massa selama proses pengeringan berbasis udara panas. Studi ini menyajikan sintesis dari sepuluh penelitian yang menggunakan metode simulasi seperti Computational Fluid Dynamics (CFD), Discrete Element Method (DEM), dan kombinasi keduanya (CFD-DEM) dalam berbagai sistem pengering, termasuk rotary dryer dan oven laboratorium. Hasil simulasi menunjukkan bahwa distribusi suhu dan kelembaban sangat dipengaruhi oleh konfigurasi aliran udara, geometri ruang pengering, serta sifat termofisika material. Validasi eksperimen menunjukkan kecocokan tinggi antara hasil simulasi dan data aktual dengan nilai R² lebih dari 0.95. Beberapa studi juga mempertimbangkan deformasi mekanis material selama pengeringan untuk meningkatkan ketepatan model. Temuan ini memperkuat peran simulasi numerik dalam optimalisasi desain pengering dan peningkatan efisiensi energi.

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Keywords: deformasi; distribusi suhu; energi; konveksi udara panas
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