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Journal : Jurnal Polimesin

Experimental study on energy performance of a mobile biomass-fueled drying furnace using sawdust Panggabean, Tamaria; Helda, Helda; Robbani, Syifa
Jurnal Polimesin Vol 23, No 3 (2025): June
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/jpl.v23i3.6412

Abstract

The development of energy-efficient, mobile dryers using biomass fuel remains a challenge, particularly for rural agricultural applications. This study experimentally evaluates the energy performance of a mobile drying furnace fueled by sawdust, focusing on the effects of fuel feeder rotational speed (25, 30, and 35 rpm). Key performance metrics include temperature distribution, fuel consumption rate, thermal efficiency, and energy balance. The furnace is equipped with a screw conveyor, combustion chamber, and heat exchanger, with temperature monitored via IR thermometers. The highest thermal efficiency of 37.64% was achieved at 25 rpm, with a fuel consumption rate of 4.25 kg/h and total energy output of 110,144 kJ. At 35 rpm, energy output peaked at 188,369.12 kJ, but efficiency declined to 22.41% due to incomplete combustion. All settings-maintained outlet air temperatures between 43.08–46.08°C, suitable for grain drying. Energy balance analysis revealed that 80.92% of total input energy was transferred to the drying chamber at 35 rpm. These findings suggest that moderate feeding speeds (25–30 rpm) offer the best trade-off between efficiency and energy delivery, confirming the potential of mobile, sawdust-fueled systems for sustainable drying in off-grid settings.
Co-Authors Abda Abda Afrizal Tanjung Agustianingsih, Ika Ajeng Tias Endarti Ansariadi Ansariadi Apriani, Fitri Arcita Hanjani, Arcita Ariyanti, Firna Armenda, Yulia Asari, Hazella Rissa Valda Asrul Asrul Astuti Yuni Nursari Audila, Hanna Audita, Fatira R. Aulia Rizka, Aulia Azzumar, Farchan Badewi, Bachtarudin Beny Rilianto Budhi Antariksa Caroline Killeen Catootjie L. Nalle, Catootjie L. Cumayunaro, Ayuro Dahlan, Asmita Dwinata, Indra Eka Budi Satria Elviza Rahmadona Faadhillah, Astrisa Fadhila, Fikri Fahmia, Rizka Fajriani, Alfiah Falah, Sadiah Nurul Fariani Syahrul Febriyanti, Syeri Fetty Ismandari Fetty Ismandari Findy Prasetyawaty, Findy Fitri Aulia Fitriani, Wulan Fujiasti, Yovella Medhira Handari, Rahma Dewi Hanim, Sofwatul Hardiyanti, Anggie Hasyim, Irva Zulviya Helwiah Umniyati Hendraswari, Desyana Endarti Hidajah, Atik C. Hikmah, Kholishotul Hikmah, Kholisotul Husnul Hatimah, Husnul Ibna, Reihana Ramadlani Ida Ayu Kshanti Kawi, Nurhayati Kholisotul Hikmah Komalasari, Dini P. Komalasari, Wuri Latifah, Mira Maryani Lengkana, Dewi Lestari, Andini Putri M Ibraar Ayatullah M. Bakhrul Widianto M. Irzal, Mufti As Siddiq Magdalena S, Purnama Magfira, Nadya Mahdatul Ardawiah Manurung, Pebrina Marlia, Sri Marzuki, M. Maulita Wulandari Melinda, Gea Mira Maryani Latifa Mokoagow, Md Ikhsan Monica, Mareska Muchlisa, Nurul Mulyana, Adang Nadia Nadia Nani Nani Nisa Raisa Shaleha Novarisa, Nessa Nurcandra, Fajaria Nurrofiq, M. Fajar Pagihuddin, Mukjizat Pradipta, Marlya Niken Pratiwi, Endah Dwi Prihartono, Nurhayati Adnan Prisandy, Lucky Purbasari, Utami puspitasari, Arum Putri Alfina Riwayatin Rachmawan, Yogi Puji Raf Raf, Khansa Rahmad Mulyadi Rahmadani, Sekar A. Rajab, Nurfadilah M. Ramadhani Ramadhani Ramadhania, Shabrina A. Raudatul Aslamiah Renti Mahkota Rezavitawanti, Rezavitawanti Ridhanti, Devi Rilianto, Beny Rizka Fahmia Rizka Ramadhanti Robbani, Syifa Rubiah, Gemala Rufaidah, Melia Fatrani Rustam, Musfardi Sakanti, Anggiasih Salamah, Qonita Nur Sartika, Desy Shomita Fitrotun Nisa Sihombing, Intan Ully Athalia Stefani, Sheila Sudarto Ronoatmodjo Sudaryo, Mondastri Korib Sugiarti, Restya Sri Sukarsi Rusti Talitha El Zhafira Hadi Tamaria Panggabean Tauhidah, Sarah At Thamrin Thamrin Tri Wurisastuti Tri Yunis Miko Wahyono Utami, Fenia Utami, Risa P. Wahyono, Tri YM. winna, winna Witri Pratiwi Woro Riyadina Yanti Herawati Yulianto, Muhammad Farhan Dwi Zainab Addhahra