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CO2 (carbon dioxide) separation from CO2–H2 (hydrogen) gas mixtures by gas hydrates in TBAB (tetra-n-butyl ammonium bromide) solution and Raman spectroscopic analysis
Xu, Chun-Gang; Zhang, Shao-Hong; Cai, Jing; Chen, Zhao-Yang - In: Energy 59 (2013) C, pp. 719-725
The hydrate-based CO2 (carbon dioxide) separation and capture from CO2/H2 (hydrogen) gas mixtures with the different CO … of 274.15 K and under driving force of 3.0 MPa, the hydrate formation induction time increases while the CO2 recovery (or …
Persistent link: https://www.econbiz.de/10011055299
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Hydrate-based pre-combustion carbon dioxide capture process in the system with tetra-n-butyl ammonium bromide solution in the presence of cyclopentane
Li, Xiao-Sen; Xu, Chun-Gang; Chen, Zhao-Yang; Wu, Hui-Jie - In: Energy 36 (2011) 3, pp. 1394-1403
Effects of 0.29mol% tetra-n-butyl ammonium bromide (TBAB) solution in conjunction with cyclopentane (CP) on the hydrate … induction time of the hydrate formation at the different temperature–pressure conditions. The results show that the volume of …–pressure condition. In addition, the CO2 concentration in the decomposed gas from the hydrate slurry phase reaches approximately 93mol …
Persistent link: https://www.econbiz.de/10010810726
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Energy consumption analysis for CO2 separation from gas mixtures
Zhang, Yingying; Ji, Xiaoyan; Lu, Xiaohua - In: Applied Energy 130 (2014) C, pp. 237-243
CO2 separation is an energy intensive process, which plays an important role in both energy saving and CO2 capture and storage (CCS) implementation to deal with global warming. To quantitatively investigate the energy consumption of CO2 separation from different CO2 streams and analyze the...
Persistent link: https://www.econbiz.de/10010906309
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An overview of current status of carbon dioxide capture and storage technologies
Leung, Dennis Y.C.; Caramanna, Giorgio; Maroto-Valer, … - In: Renewable and Sustainable Energy Reviews 39 (2014) C, pp. 426-443
Global warming and climate change concerns have triggered global efforts to reduce the concentration of atmospheric carbon dioxide (CO2). Carbon dioxide capture and storage (CCS) is considered a crucial strategy for meeting CO2 emission reduction targets. In this paper, various aspects of CCS...
Persistent link: https://www.econbiz.de/10010931114
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Multi-objective optimization of an advanced combined cycle power plant including CO2 separation options
Li, Hongtao; Maréchal, François; Burer, Meinrad; … - In: Energy 31 (2006) 15, pp. 3117-3134
This paper illustrates a methodology developed to facilitate the analysis of complex systems characterized by a large number of technical, economical and environmental parameters. Thermo-economic modeling of a natural gas combined cycle including CO2 separation options has been coupled within a...
Persistent link: https://www.econbiz.de/10010807364
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CO2 separation and landfill biogas upgrading: A comparison of 4A and 13X zeolite adsorbents
Montanari, Tania; Finocchio, Elisabetta; Salvatore, Enrico - In: Energy 36 (2011) 1, pp. 314-319
CO2 separation from wet and dry synthetic biogas has been investigated using adsorption on 4A and 13X molecular sieves in dynamic conditions, flowing through fixed beds in an adsorption column connected with an IR detector. The adsorption of CO2 has also been investigated by IR spectroscopy over...
Persistent link: https://www.econbiz.de/10010808505
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Thermoeconomic analysis of pressurized hybrid SOFC systems with CO2 separation
Franzoni, A.; Magistri, L.; Traverso, A.; Massardo, A.F. - In: Energy 33 (2008) 2, pp. 311-320
In this paper, the results of the thermodynamic and economic analyses of distributed power generation plants (1.5MWe) are described and compared. The results of an exergetic analysis are also reported, as well as the thermodynamic details of the most significant streams of the plants. The...
Persistent link: https://www.econbiz.de/10010811366
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Condensed Rotational Separation of CO2
van Benthum, R.J.; van Kemenade, H.P.; Brouwers, J.J.H.; … - In: Applied Energy 93 (2012) C, pp. 457-465
Condensed Rotational Separation is a technique in which flue gas is cleaned by condensation of the CO2 and mechanical centrifugal separation. It requires partial purification of CO2 to concentrations above 50% in the flue gas, prior to separation. This purification can be realized with existing...
Persistent link: https://www.econbiz.de/10010572013
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Continuous operation characteristics of chemical looping hydrogen production system
Cho, Won Chul; Lee, Do Yeon; Seo, Myung Won; Kim, Sang Done - In: Applied Energy 113 (2014) C, pp. 1667-1674
Three-reactor chemical looping (TRCL) is a hydrogen and electricity production technology with inherent separation of carbon dioxide by use of the iron-based oxygen carrier particles. In this study, an integrated continuous operation test unit (300Wth) using 20wt% Fe2O3/ZrO2as an oxygen carrier...
Persistent link: https://www.econbiz.de/10010718837
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Techno-economic prospects of small-scale membrane reactors in a future hydrogen-fuelled transportation sector
Sjardin, M.; Damen, K.J.; Faaij, A.P.C. - In: Energy 31 (2006) 14, pp. 2523-2555
The membrane reactor is a novel technology for the production of hydrogen from natural gas. It promises economic small-scale hydrogen production, e.g. at refuelling stations and has the potential of inexpensive CO2 separation. Four configurations of the membrane reactor have been modelled with...
Persistent link: https://www.econbiz.de/10011053151