Supercritical Water Gasification of Biomass: A Detailed Process Modeling Analysis for a Microalgae Gasification Process

被引:13
作者
Yakaboylu, Onursal [1 ]
Harinck, John [1 ,2 ]
Smit, K. G. [2 ]
de Jong, Wiebren [1 ]
机构
[1] Delft Univ Technol, Fac Mech Maritime & Mat Engn, Proc & Energy Dept, NL-2628 CB Delft, Netherlands
[2] Gensos BV, NL-1764 GK Breezand, Netherlands
关键词
HYDROTHERMAL GASIFICATION; THERMODYNAMIC ANALYSIS; HYDROGEN-PRODUCTION; ACTIVATED CARBON; KINETIC-MODEL; CO2; REMOVAL; GLUCOSE; H2S; DECOMPOSITION; MEMBRANES;
D O I
10.1021/acs.iecr.5b00942
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
This study aims to investigate the energetic behavior as well as the behavior of formed gases, taking into account the inorganic content in the supercritical water gasification (SCWG) of microalgae for different process conditions. Two different salt separation cases and different process conditions including varying inorganic content of microalgae have been studied. In addition, the behavior of inorganic elements has been investigated by means of phase partitioning and compound formation in different process equipment of a conceptual SCWG plant. The results show that the process is thermally more efficient when the reactor temperature is lower and when the dry microalgae concentration in the feed is higher. The increase in the mass fraction of the inorganic content of microalgae enhances the formation of CH4 and H2 and decreases the thermal energy requirement of the reactor.
引用
收藏
页码:5550 / 5562
页数:13
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