Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield

Pyrolysis of sandbox shell was carried out with the aim of investigating the effect of pyrolysis parameters on the pyrolysis process and identifies production conditions for the yield of biochar. Parameters investigated were heating temperature (400, 500 and 600°C), heating time (10, 20, and 30 min)...

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Main Authors: F.A. Ola, S.O. Jekayinfa
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2015-12-01
Series:Research in Agricultural Engineering
Subjects:
Online Access:https://rae.agriculturejournals.cz/artkey/rae-201504-0004_pyrolysis-of-sandbox-hura-crepitans-shell-effect-of-pyrolysis-parameters-on-biochar-yield.php
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author F.A. Ola
S.O. Jekayinfa
author_facet F.A. Ola
S.O. Jekayinfa
author_sort F.A. Ola
collection DOAJ
description Pyrolysis of sandbox shell was carried out with the aim of investigating the effect of pyrolysis parameters on the pyrolysis process and identifies production conditions for the yield of biochar. Parameters investigated were heating temperature (400, 500 and 600°C), heating time (10, 20, and 30 min) and particle size of feedstock (0-1.0, 1.0-2.5 and 2.5-5.0 mm) in a laboratory batch pyrolysis process. The experiment was designed by applying response surface methodology through a three-factor full factorial design. The quadratic polynomial model obtained explains adequately the modelled response with coefficient of correlation, R2 value of 0.8698. All the three variables significantly affected the biochar yield from sandbox shell, with heating temperature being the most effective followed by heating time and particle size of feedstock. Maximum biochar yield of 39.65% wt. occurred at 400°C heating temperature and 10 min heating time with 1.0-2.5 mm particle size.
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spelling doaj.art-53ddc71dcc014dba929e556a25a2cc262023-02-23T03:47:41ZengCzech Academy of Agricultural SciencesResearch in Agricultural Engineering1212-91511805-93762015-12-0161417017610.17221/69/2013-RAErae-201504-0004Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yieldF.A. Ola0S.O. Jekayinfa1Department of Agricultural Engineering, Faculty of Engineering and Technology, Ladoke Akintola University of Technology, Ogbomoso, NigeriaDepartment of Agricultural Engineering, Faculty of Engineering and Technology, Ladoke Akintola University of Technology, Ogbomoso, NigeriaPyrolysis of sandbox shell was carried out with the aim of investigating the effect of pyrolysis parameters on the pyrolysis process and identifies production conditions for the yield of biochar. Parameters investigated were heating temperature (400, 500 and 600°C), heating time (10, 20, and 30 min) and particle size of feedstock (0-1.0, 1.0-2.5 and 2.5-5.0 mm) in a laboratory batch pyrolysis process. The experiment was designed by applying response surface methodology through a three-factor full factorial design. The quadratic polynomial model obtained explains adequately the modelled response with coefficient of correlation, R2 value of 0.8698. All the three variables significantly affected the biochar yield from sandbox shell, with heating temperature being the most effective followed by heating time and particle size of feedstock. Maximum biochar yield of 39.65% wt. occurred at 400°C heating temperature and 10 min heating time with 1.0-2.5 mm particle size.https://rae.agriculturejournals.cz/artkey/rae-201504-0004_pyrolysis-of-sandbox-hura-crepitans-shell-effect-of-pyrolysis-parameters-on-biochar-yield.phpresiduethermalreactormodelfactorial
spellingShingle F.A. Ola
S.O. Jekayinfa
Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
Research in Agricultural Engineering
residue
thermal
reactor
model
factorial
title Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
title_full Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
title_fullStr Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
title_full_unstemmed Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
title_short Pyrolysis of sandbox (Hura crepitans) shell: Effect of pyrolysis parameters on biochar yield
title_sort pyrolysis of sandbox hura crepitans shell effect of pyrolysis parameters on biochar yield
topic residue
thermal
reactor
model
factorial
url https://rae.agriculturejournals.cz/artkey/rae-201504-0004_pyrolysis-of-sandbox-hura-crepitans-shell-effect-of-pyrolysis-parameters-on-biochar-yield.php
work_keys_str_mv AT faola pyrolysisofsandboxhuracrepitansshelleffectofpyrolysisparametersonbiocharyield
AT sojekayinfa pyrolysisofsandboxhuracrepitansshelleffectofpyrolysisparametersonbiocharyield