High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system

The present study compared the production, quality, and yield of charcoal manufactured from oil palm kernel shell (OPKS) via an improved pilot-scale continuous carbonisation system, the pilot rotary kiln (PRK), with a batch conventional carbonisation approach, the Taki carbonisation system (TCS). Pr...

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Main Authors: Nahrul Hayawin, Z, Astimar, A A, Ibrahim, M F, Noorshamsiana, A W, Ropandi, M
Format: Article
Published: Malaysian Palm Oil Board 2022
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author Nahrul Hayawin, Z
Astimar, A A
Ibrahim, M F
Noorshamsiana, A W
Ropandi, M
author_facet Nahrul Hayawin, Z
Astimar, A A
Ibrahim, M F
Noorshamsiana, A W
Ropandi, M
author_sort Nahrul Hayawin, Z
collection UPM
description The present study compared the production, quality, and yield of charcoal manufactured from oil palm kernel shell (OPKS) via an improved pilot-scale continuous carbonisation system, the pilot rotary kiln (PRK), with a batch conventional carbonisation approach, the Taki carbonisation system (TCS). Previous investigations demonstrated that the PRK was highly energy-efficient at 55% compared to 38% in TCS. Furthermore, the PRK attained a higher OPKS-charcoal yield at 30 ± 2.4% than TCS, which produced 22 ± 1.7%. The improved system was a self-sustaining carbonisation process that could continuously run for 8 hr, whereas the TCS required 72 hr to convert the same amount of OPKS into charcoal. A good quality charcoal (83.7 ± 2.0% fixed carbon, 10.2 ± 1.4% volatile matter, 6.1 ± 1.2% ash, and 33.1 ± 1.8 MJ kg−1 higher heating value) was also acquired via the PRK. The present study also demonstrated that the PRK approach was more financially feasible than TCS as it was projected to require lower capital cost and a higher benefit-to-cost ratio (B:C), which palm oil mill operators could achieve.
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spelling upm.eprints-1081842024-09-23T02:11:35Z http://psasir.upm.edu.my/id/eprint/108184/ High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system Nahrul Hayawin, Z Astimar, A A Ibrahim, M F Noorshamsiana, A W Ropandi, M The present study compared the production, quality, and yield of charcoal manufactured from oil palm kernel shell (OPKS) via an improved pilot-scale continuous carbonisation system, the pilot rotary kiln (PRK), with a batch conventional carbonisation approach, the Taki carbonisation system (TCS). Previous investigations demonstrated that the PRK was highly energy-efficient at 55% compared to 38% in TCS. Furthermore, the PRK attained a higher OPKS-charcoal yield at 30 ± 2.4% than TCS, which produced 22 ± 1.7%. The improved system was a self-sustaining carbonisation process that could continuously run for 8 hr, whereas the TCS required 72 hr to convert the same amount of OPKS into charcoal. A good quality charcoal (83.7 ± 2.0% fixed carbon, 10.2 ± 1.4% volatile matter, 6.1 ± 1.2% ash, and 33.1 ± 1.8 MJ kg−1 higher heating value) was also acquired via the PRK. The present study also demonstrated that the PRK approach was more financially feasible than TCS as it was projected to require lower capital cost and a higher benefit-to-cost ratio (B:C), which palm oil mill operators could achieve. Malaysian Palm Oil Board 2022 Article PeerReviewed Nahrul Hayawin, Z and Astimar, A A and Ibrahim, M F and Noorshamsiana, A W and Ropandi, M (2022) High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system. Journal of Oil Palm Research, 35 (3). 437 -447. ISSN 1511-2780 http://jopr.mpob.gov.my/high-yield-and-quality-charcoal-from-oil-palm-kernel-shell-with-an-improved-pilot-scale-continuous-carbonisation-system/ 10.21894/jopr.2022.0058
spellingShingle Nahrul Hayawin, Z
Astimar, A A
Ibrahim, M F
Noorshamsiana, A W
Ropandi, M
High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title_full High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title_fullStr High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title_full_unstemmed High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title_short High yield and quality charcoal from oil palm kernel shell with an improved pilot-scale continuous carbonisation system
title_sort high yield and quality charcoal from oil palm kernel shell with an improved pilot scale continuous carbonisation system
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