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Biofuel production: Modelling of thermochemical conversion
( Michael John Binns ) 한국공업화학회 2018 한국공업화학회 연구논문 초록집 Vol.2018 No.0
Biomass has the potential to generate energy and fuels through various conversion processes. Thermochemical conversion can be applied to any source of biomass to generate fuels such as syngas. In this study computer modelling is utilized to predict the performance of gasification processes for converting different sources of biomass into syngas. This modelling approach is used to investigate the most appropriate type of biomass to identify optimal operating conditions.
Analysis of hybrid membrane and chemical absorption systems for CO2 capture
binns michael john,오세영,곽동훈,김진국 한국화학공학회 2015 Korean Journal of Chemical Engineering Vol.32 No.3
Amine-based absorption of CO2 is currently the industry standard technology for capturing CO2 emittedfrom power plants, refineries and other large chemical plants. However, more recently there have been a number ofcompeting technologies under consideration, including the use of membranes for CO2 separation and purification. Weconstructed and analyzed two different hybrid configurations combining and connecting chemical absorption withmembrane separation. For a particular flue gas which is currently treated with amine-based chemical absorption at apilot plant we considered and tested how membranes could be integrated to improve the performance of the CO2 capture. In particular we looked at the CO2 removal efficiency and the energy requirements. Sensitivity analysis was performedvarying the size of the membranes and the solvent flow rate.
Process Design and Economic Assessment of Biomass-Based Hydrogen Production Processes
박종혁,Lee Joohwa,binns michael john,Kim Jin-Kuk 한국화학공학회 2024 Korean Journal of Chemical Engineering Vol.41 No.8
The development of hydrogen energy is in progress as one of the key paths for achieving net-zero and carbon–neutral society. Signifi cant attention is currently being paid to pathways for biomass-based hydrogen production, as the utilization of biomass energy is more sustainable than that of fossil fuels. In this study, the production of hydrogen from biomass gasifi cation and reforming is modeled with Aspen Plus®. This process model is built to simulate thermo-physical properties and operating characteristics of syngas production through the gasifi cation of woodchip and tar reforming, and the conversion of syngas to hydrogen, based on steam reforming and water gas shifting reaction. The hydrogen production rate and production costs are evaluated considering biomass feedstock’s with diff erent moisture content, ash content, and particle sizes.