Simulation of pyrolytic bio-oil upgrading into hydrogen

Ahmad, M.M. and Chugani, L.M. and Khor, C.S. and Yusup, S. (2008) Simulation of pyrolytic bio-oil upgrading into hydrogen. In: UNSPECIFIED.

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Abstract

exhaustion of existing fossil fuel supply and environmental awareness by the early 1990s, new and renewable yet clean fuels such as hydrogen, are becoming popular alternatives to revamp the energy sources while maintaining sustainable, economically viable and eco-friendly source. Biomass in the form of empty fruit bunch, offers advantages compared to other new renewable energy sources due to its versatile potential and abundance, especially in Malaysia which is one of the main producers of world palm oil supply. One of the common processes to produce hydrogen from biomass is via fast catalytic pyrolysis of biomass into bio-oil and steam reforming of bio-oil into hydrogen. The hydrogen yield from bio-oil can be further increased via water gas shift conversion. This work aims to investigate feasible enhancement of bio-oil into hydrogen via steam reforming and water shift reaction using conceptual design and simulation approaches. iCON is used in this work as the simulation tool. In this simulation work, it is assumed that the major organic compounds existing in bio-oil are acetic acid, acetone, and ethylene glycol. The operating temperatures and pressures for the steam reformer and shift reactor is 650°C and 200°C, respectively, and 1 and 17 bar , respectively. The steam to carbon ratio on molar basis used is 6.5. The overall conversion obtained for the process is 84. We also compare our results with simulation work reported by Kinoshita et al.1 and the experimental data by Czernik et al.2. The preliminary economic potential obtained for the process developed is RM17.58 � 106/year i.e. USD 5.38 � 1066/year. Copyright © 2008 by the American Institute of Aeronautics and Astronautics, Inc.

Item Type: Conference or Workshop Item (UNSPECIFIED)
Additional Information: cited By 0
Uncontrolled Keywords: Acetone; Biomass; Catalytic reforming; Conceptual design; Energy conversion; Ethylene; Ethylene glycol; Fossil fuels; Hydrogen fuels; Hydrogen production; Molar ratio; Palm oil; Steam; Water gas shift, Catalytic pyrolysis of biomass; Design and simulation; Empty fruit bunches; Environmental awareness; Operating temperature; Renewable energy source; Steam-to-carbon ratio; Water shift reaction, Steam reforming
Depositing User: Mr Ahmad Suhairi UTP
Date Deposited: 09 Nov 2023 15:16
Last Modified: 09 Nov 2023 15:16
URI: https://khub.utp.edu.my/scholars/id/eprint/496

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