The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system

In a fast pyrolysis process for the conversion of biomass into liquid and gas products, the role of the phase separation unit is critical to ensure the efficiency product recovery is high. For the pyrolysis system developed at Fakulti Kejuruteraan Kimia & Sumber Asli (FKKSA) Universiti Malaysia...

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Main Author:	Mohd Hafizuddin, Shahrin
Format:	Undergraduates Project Papers
Language:	English
Published:	2010
Subjects:	TP Chemical technology
Online Access:	http://umpir.ump.edu.my/id/eprint/3379/ http://umpir.ump.edu.my/id/eprint/3379/1/CD5845_MOHD_HAFIZUDDIN_SHAHRIN.pdf

id	ump-3379
recordtype	eprints
spelling	ump-33792015-03-03T08:00:49Z http://umpir.ump.edu.my/id/eprint/3379/ The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system Mohd Hafizuddin, Shahrin TP Chemical technology In a fast pyrolysis process for the conversion of biomass into liquid and gas products, the role of the phase separation unit is critical to ensure the efficiency product recovery is high. For the pyrolysis system developed at Fakulti Kejuruteraan Kimia & Sumber Asli (FKKSA) Universiti Malaysia Pahang (UMP), the separation unit is designed with a cyclone separation system. Vapor product from the cyclone will enter condenser system to convert into liquid product. The collection efficiency of a cyclone separator depends on several factors including design parameters, such as dimensions of the cyclone separator, particle density, and operating temperature. The physical properties of fluid, namely the density and viscosity, and operating parameters such as the inlet velocity of the fluid into the cyclone and the outlet conditions also affect the cyclone efficiency. In this work, the effect of the particle size and temperature will be studied in order to get a higher efficiency of the separation process of cyclone system. Manual calculations of the collection efficiency were compared to the result of collection efficiency from CFD-Fluent simulation. It was found that the error is about 3.55%. Result shows that the increase of temperature vapor inside the cyclone system and particle size will decrease the separation of the cyclone system. As the temperature increase the air viscosity and density of the particle will decrease and it will lead to the lower separation efficiency of cyclone. This is same with particle size where separation efficiency decrease as the particle size increase due to the many of incomplete particle and most of the particle are stick to the cyclone wall and not being separated. 2010-04 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/3379/1/CD5845_MOHD_HAFIZUDDIN_SHAHRIN.pdf Mohd Hafizuddin, Shahrin (2010) The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system. Faculty of Chemical and Natural Resources Engineering , Universiti Malaysia Pahang .
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	TP Chemical technology
spellingShingle	TP Chemical technology Mohd Hafizuddin, Shahrin The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
description	In a fast pyrolysis process for the conversion of biomass into liquid and gas products, the role of the phase separation unit is critical to ensure the efficiency product recovery is high. For the pyrolysis system developed at Fakulti Kejuruteraan Kimia & Sumber Asli (FKKSA) Universiti Malaysia Pahang (UMP), the separation unit is designed with a cyclone separation system. Vapor product from the cyclone will enter condenser system to convert into liquid product. The collection efficiency of a cyclone separator depends on several factors including design parameters, such as dimensions of the cyclone separator, particle density, and operating temperature. The physical properties of fluid, namely the density and viscosity, and operating parameters such as the inlet velocity of the fluid into the cyclone and the outlet conditions also affect the cyclone efficiency. In this work, the effect of the particle size and temperature will be studied in order to get a higher efficiency of the separation process of cyclone system. Manual calculations of the collection efficiency were compared to the result of collection efficiency from CFD-Fluent simulation. It was found that the error is about 3.55%. Result shows that the increase of temperature vapor inside the cyclone system and particle size will decrease the separation of the cyclone system. As the temperature increase the air viscosity and density of the particle will decrease and it will lead to the lower separation efficiency of cyclone. This is same with particle size where separation efficiency decrease as the particle size increase due to the many of incomplete particle and most of the particle are stick to the cyclone wall and not being separated.
format	Undergraduates Project Papers
author	Mohd Hafizuddin, Shahrin
author_facet	Mohd Hafizuddin, Shahrin
author_sort	Mohd Hafizuddin, Shahrin
title	The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
title_short	The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
title_full	The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
title_fullStr	The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
title_full_unstemmed	The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
title_sort	effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system
publishDate	2010
url	http://umpir.ump.edu.my/id/eprint/3379/ http://umpir.ump.edu.my/id/eprint/3379/1/CD5845_MOHD_HAFIZUDDIN_SHAHRIN.pdf
first_indexed	2023-09-18T21:57:37Z
last_indexed	2023-09-18T21:57:37Z
_version_	1777414184936407040

The effect of char particle size on the efficiency of solid-vapor separation in a fast pyrolysis cyclone system

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