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Journal : Rekayasa Mesin

CHARACTERISTICS OF COMBUSTION AND PHYSICAL PROPERTIES OF COFFEE GROUNDS AND SAGO PULP BRICKS WITH SAGO FLOUR BINDER Haurissa, Calvion Jean; Joni, Joni; Ranteallo, Obet Takke; Numberi, Johni J; Palamba, Phiter; Karapa, Enos; Haurissa, Jusuf
Jurnal Rekayasa Mesin Vol. 16 No. 2 (2025)
Publisher : Jurusan Teknik Mesin, Fakultas Teknik, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/jrm.v16i2.2139

Abstract

This study examines the production of briquettes based on agricultural waste from sago pulp and coffee grounds using natural sago flour as a binder, through a laboratory experimental approach. The analysis covers the physical and chemical characteristics, as well as the thermal performance of 3 cm cube-shaped briquettes. The results show that coffee pulp briquettes have the highest heat transfer rate (0.528 Watts) and the highest calorific value (5018 kcal/kg), indicating superior combustion efficiency compared to sago pulp briquettes (0.205 Watts; 4856 kcal/kg) and mixed briquettes (0.347 Watts; 4966 kcal/kg). These differences in characteristics were influenced by the composition of the materials, while the size of the briquettes affected the ignition time. Overall, all types of briquettes showed potential as an environmentally friendly alternative energy source based on local biomass.
Co-Authors Agnes Supraptiwi Rahayu Agustinus Agustinus Giai AKBAR SILO Akhmad Kadir Aleda Mawena Allo Sarira Pongsapan Allo, Obed Rante Amos Numberi Anastasya S. Werdhani Anne Sihombing Annisa Novita Sari Arifia Ekayuliana Arung Lamba Bahtiar Bahtiar Banda, Dionisius Desriadi Bernathius Julison Costantinus Oei David Mangallo Dewi Nurhidayah Edwin Ginting Ekayuliana, Arifia Elieser Numberi Endang Hartiningsih Endang Hartiningsih Enos Karapa Enos Karapa Evenly Evenly Evi Sinaga Fitrine Christiane Abidjulu Fred Andris Waroy Griapon, Nourish Griapon, Nourish C. Griapon, Nourish Christin Hartiningsi, Endang Haurissa, Calvion Jean Haurissa, Jusuf Hebert Innah Herbert Innah Johni Siep Joni Karapa, Enos Lazarus B. Ramandey, Lazarus B. Lefaan, Yosef Lekito, Hanro Manalu, Janviter Maran Gultom Marthen Liga Matius R. Manalu Mickael Ruben Kaiway Miftah Fariz Prima Putra Monika Gultom Oktaviani, Theresia W. Oscar Oswald O. Wambrauw Palamba, Phiter Patrick Fandy Pither Palamba Pither Palamba Prihananto Setiadji Prihananto Setiadji Purwoko, Agus Rante, Harmonis Ranteallo, Obet Remuz MB Kmurawak Rodhi Rusdianto Hidayat Rombe Allo Royend F. Samosir Rumar, Kristofel Safanpo, Apolo Samuel Parlindungan Siregar Samuel Piter Irab Selyus Rantepulung Setiadji, Prihananto Siregar, Januar Parlaungan Stephanus de Fretes Suparno Sutoro . Tery Wanena Theresia W. Oktaviani Theresia Wuri Thobby Wakarmamu Thomas Pagasis Tiper K. M. Uniplaita Tosuli, Yohanis Tangke Trajanus Laurens Jembise Uniplaita, Tiper Uniplaita, Tiper Korneles Muwarberto Untung Muhdiarto Wambrauw, Oscar O. Wanane, Wilfriedf Wanane, Yohanis Wanane, Yohanis Yulius Wayangkau, Helen Giandita Werdani, Anastasia Sri Werdhani, Anastasia Sri Wigati Yektiningtyas Yane Ansanai Yane Oktovina Ansanay Yos Wandik Yosef Lefaan