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Analysis of the Quality of Mixed Coconut Shell Waste Briquettes with Various Biomass Additives as Alternative Fuels Yusraida Khairani Dalimunthe; Sugiatmo Kasmungin; Listiana Satiawati; Thariq Madani; Teuku Ananda Rizky
Journal of Earth Energy Science, Engineering, and Technology Vol. 4 No. 2 (2021): JEESET VOL. 4 NO. 2 2021
Publisher : Penerbitan Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (256.959 KB) | DOI: 10.25105/jeeset.v4i2.9118

Abstract

The purpose of this study was to see the best quality of briquettes from the main ingredient of coconut shell wastewith various biomass additives to see the calorific value, moisture content, ash content, and volatile mattercontent of the biomass mixture. Furthermore, further research will be carried out specifically to see the quality ofbriquettes from a mixture of coconut shell waste and sawdust. The method used in this research is to conduct aliterature study of various literature related to briquettes from coconut shell waste mixed with various additivesspecifically and then look at the best quality briquettes produced from these various pieces of literature. As forwhat is determined as the control variable of this study is coconut shell waste and as an independent variable,namely coffee skin waste, rice husks, water hyacinth, Bintaro fruit, segon wood sawdust, coconut husk, durianskin, bamboo charcoal, areca nut skin, and leather waste. sago with a certain composition. Furthermore, thispaper also describes the stages of making briquettes from coconut shell waste and sawdust for further testing ofthe calorific value, moisture content, ash content, volatile matter content on a laboratory scale for furtherresearch. From various literatures, it was found that the highest calorific value was obtained from a mixture ofcoconut shell waste and bamboo charcoal with a value of 7110.7288 cal / gr and the lowest calorific value wasobtained from a mixture of coconut shell waste and sago shell waste with a value of 114 cal / gr, then for the valueThe highest water content was obtained from a mixture of coconut shell waste and rice husk with a value of37.70% and the lowest water content value was obtained from a mixture of coconut shell waste 3.80%, then for thehighest ash content value was obtained from a mixture of coconut shell waste and coffee skin with a value of20.862% and for the lowest ash content value obtained from a mixture of coconut shell and Bintaro fruit waste,namely 2%, and for the highest volatile matter content value obtained from a mixture of coconut shell and coconuthusk waste with a value of 33.45% and for the value of volatile matter levels The lowest was obtained from amixture of coconut shell waste and sago skin waste with a value of 33 , 45%.
ANALYSIS OF THE DENSITY AND COMBUSTION RATE OF BRIQUETTE BASED ON THE COMPOSITION OF PEANUT SHELL AND COCONUT SHELL INGREDIENTS: ANALISIS DENSITAS DAN LAJU PEMBAKARAN BRIKET BERDASARKAN KOMPOSISI BAHAN PENYUSUN KULIT KACANG TANAH DAN TEMPURUNG KELAPA Yusraida Khairani Dalimunthe Rani; Djoko Sulistyanto; Syamsul Irham; Thariq Madani; Teuku Ananda Rizky
INTAN Jurnal Penelitian Tambang Vol. 6 No. 1 (2023): INTAN Jurnal Penelitian Tambang
Publisher : Jurusan Teknik Pertambangan Program Studi S1 Teknik Pertambangan Fakultas Teknik Pertambangan dan Perminyakan Universitas Papua

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56139/intan.v6i1.170

Abstract

The study's purpose was to analyze the density value and the burning rate of briquettes made from a combination of peanut shell and coconut shell ingredients with a fixed amount of starch adhesive concentration. The briquette making involves processing peanut shells and coconut shells, grinding and 60 mesh sifting, mixing with adhesive, printing, and drying in an oven (1200C for ± 30 minutes). The samples tested were the composition of peanut shells (K) and coconut shells (T). The combination of two briquette materials has the same mass of 100 gr for each sample. The samples were made with several compositions, namely K1 (T = 90, K = 10), K2 (T = 80, K = 20), K3 (T = 70, K = 30), K4 (T = 60, K = 40 ), K5 ( T = 50, K = 50), K6 ( T = 40, K = 60), K7 ( T = 30, K = 70). The results showed that the highest density value was obtained from the K7 composition, which means it is composed of 30 gr coconut shell and 70 gr peanut shell with a density value of 0.292 gr/cm3 and the lowest density value obtained from the K3 composition, which means it is composed of 70 gr coconut shell and 30 grams of peanut skin with a density value of 0.170 gr/cm3. The longest flame time of the briquettes, until they go out and turn into ashes, is obtained from composition K1, which means it is composed of 90 grams of coconut shell and 10 grams of peanut shell with a flame time of 88 minutes, and the shortest time of the burning of briquettes until it goes out and turns into ashes is obtained from composition K5 which composed of 50 grams of coconut shell and 50 grams of peanut shell with a burning time of 57 minutes. The longest burning rate of briquettes, until they were extinguished and turned into ashes, was obtained from samples K3 and K5 with a burning rate of 125.6 cm3/minute, then the shortest burning rate of briquettes until they were extinguished and turned into ashes was obtained from samples K4 with a burning rate of 108.518 cm3/minute.