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Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas. / Van Acht, Sjoerd; Laycock, Christian; Carr, Stephen; Maddy, Jon; Guwy, Alan; Lloyd, Gareth ; Raymakers, Leonard.

In: International Journal of Hydrogen Energy, Vol. 45, No. 30, HE-D-19-06587R1, 29.05.2020, p. 15196-15212.

Research output: Contribution to journalArticle

Harvard

Van Acht, S, Laycock, C, Carr, S, Maddy, J, Guwy, A, Lloyd, G & Raymakers, L 2020, 'Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas', International Journal of Hydrogen Energy, vol. 45, no. 30, HE-D-19-06587R1, pp. 15196-15212. https://doi.org/10.1016/j.ijhydene.2020.03.211

APA

Van Acht, S., Laycock, C., Carr, S., Maddy, J., Guwy, A., Lloyd, G., & Raymakers, L. (2020). Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas. International Journal of Hydrogen Energy, 45(30), 15196-15212. [HE-D-19-06587R1]. https://doi.org/10.1016/j.ijhydene.2020.03.211

Vancouver

Author

Van Acht, Sjoerd ; Laycock, Christian ; Carr, Stephen ; Maddy, Jon ; Guwy, Alan ; Lloyd, Gareth ; Raymakers, Leonard. / Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas. In: International Journal of Hydrogen Energy. 2020 ; Vol. 45, No. 30. pp. 15196-15212.

BibTeX

@article{7de7711aa19d4011929ee82093344b7f,
title = "Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas",
abstract = "This paper introduces a novel Coke Oven Gas (COG) hydrogen purification/compression system based on the technologies of Pressure Swing Adsorption (PSA) and Electrochemical Hydrogen Purification and Compression (EHP/C). As the EHP/C tolerates O2, N2 and CH4 impurities, PSA can be utilized solely for CO and CO2 removal (other COG impurities were not considered in this work). A relaxation of PSA hydrogen purity could significantly enhance its recovery rate. In this study, the suitability of traditional hydrogen PSA as part of the hybrid PSA / EHP/C approach was investigated. Aspen Adsorption and Matlab were used to model the PSA and EHP/C systems, respectively. The effect of adsorption pressure, purge-to-feed-ratio (P/F-ratio) and adsorption time within cycle on PSA performance is reported. This study found that breakthrough of non-detrimental components is typically accompanied with poisonous CO. Hence, the CO removal with traditional H2-PSA resulted into high purity product. In a two-bed PSA, 36.3{\%} of hydrogen was recovered at 99.9988{\%} purity and 0.18 ppm CO. Subsequently, as a result, the EHP/C purification capability was merely utilized, but polished this hydrogen to >99.999{\%} purity. Simultaneously, hydrogen was isothermally compressed to 20 MPa, consuming a marginal 2.42 kWh/kg. Compared to mechanical compression, this is 31.6{\%} more energy efficient. Recovering hydrogen from by-product COG was found to save 0.5 kg CO2/kg H2 compared to hydrogen produced from natural gas. Conventional hydrogen PSA, utilizing 70{\%} Activated Carbon and 30{\%} Molecular Sieve 5A, was found not to be effective to target the removal of CO specifically. To increase synergy between PSA and EHP/C, the PSA requires adequate design and operation using appropriate adsorbents and cycle steps to target elimination of CO. An increased EHP/C catalyst tolerance for CO also contributes to higher flexibility.",
keywords = "Hydrogen PSA impurity breakthrough, Aspen Adsorption, Matlab, Electrochemical Hydrogen Purification and Compression, Reduced industrial carbon footprint, Steelworks arising by-product hydrogen",
author = "{Van Acht}, Sjoerd and Christian Laycock and Stephen Carr and Jon Maddy and Alan Guwy and Gareth Lloyd and Leonard Raymakers",
year = "2020",
month = "5",
day = "29",
doi = "10.1016/j.ijhydene.2020.03.211",
language = "English",
volume = "45",
pages = "15196--15212",
journal = "International Journal of Hydrogen Energy",
issn = "0360-3199",
publisher = "Elsevier",
number = "30",

}

RIS

TY - JOUR

T1 - Simulation of integrated novel PSA / EHP/C process for high- pressure hydrogen recovery from Coke Oven Gas

AU - Van Acht, Sjoerd

AU - Laycock, Christian

AU - Carr, Stephen

AU - Maddy, Jon

AU - Guwy, Alan

AU - Lloyd, Gareth

AU - Raymakers, Leonard

PY - 2020/5/29

Y1 - 2020/5/29

N2 - This paper introduces a novel Coke Oven Gas (COG) hydrogen purification/compression system based on the technologies of Pressure Swing Adsorption (PSA) and Electrochemical Hydrogen Purification and Compression (EHP/C). As the EHP/C tolerates O2, N2 and CH4 impurities, PSA can be utilized solely for CO and CO2 removal (other COG impurities were not considered in this work). A relaxation of PSA hydrogen purity could significantly enhance its recovery rate. In this study, the suitability of traditional hydrogen PSA as part of the hybrid PSA / EHP/C approach was investigated. Aspen Adsorption and Matlab were used to model the PSA and EHP/C systems, respectively. The effect of adsorption pressure, purge-to-feed-ratio (P/F-ratio) and adsorption time within cycle on PSA performance is reported. This study found that breakthrough of non-detrimental components is typically accompanied with poisonous CO. Hence, the CO removal with traditional H2-PSA resulted into high purity product. In a two-bed PSA, 36.3% of hydrogen was recovered at 99.9988% purity and 0.18 ppm CO. Subsequently, as a result, the EHP/C purification capability was merely utilized, but polished this hydrogen to >99.999% purity. Simultaneously, hydrogen was isothermally compressed to 20 MPa, consuming a marginal 2.42 kWh/kg. Compared to mechanical compression, this is 31.6% more energy efficient. Recovering hydrogen from by-product COG was found to save 0.5 kg CO2/kg H2 compared to hydrogen produced from natural gas. Conventional hydrogen PSA, utilizing 70% Activated Carbon and 30% Molecular Sieve 5A, was found not to be effective to target the removal of CO specifically. To increase synergy between PSA and EHP/C, the PSA requires adequate design and operation using appropriate adsorbents and cycle steps to target elimination of CO. An increased EHP/C catalyst tolerance for CO also contributes to higher flexibility.

AB - This paper introduces a novel Coke Oven Gas (COG) hydrogen purification/compression system based on the technologies of Pressure Swing Adsorption (PSA) and Electrochemical Hydrogen Purification and Compression (EHP/C). As the EHP/C tolerates O2, N2 and CH4 impurities, PSA can be utilized solely for CO and CO2 removal (other COG impurities were not considered in this work). A relaxation of PSA hydrogen purity could significantly enhance its recovery rate. In this study, the suitability of traditional hydrogen PSA as part of the hybrid PSA / EHP/C approach was investigated. Aspen Adsorption and Matlab were used to model the PSA and EHP/C systems, respectively. The effect of adsorption pressure, purge-to-feed-ratio (P/F-ratio) and adsorption time within cycle on PSA performance is reported. This study found that breakthrough of non-detrimental components is typically accompanied with poisonous CO. Hence, the CO removal with traditional H2-PSA resulted into high purity product. In a two-bed PSA, 36.3% of hydrogen was recovered at 99.9988% purity and 0.18 ppm CO. Subsequently, as a result, the EHP/C purification capability was merely utilized, but polished this hydrogen to >99.999% purity. Simultaneously, hydrogen was isothermally compressed to 20 MPa, consuming a marginal 2.42 kWh/kg. Compared to mechanical compression, this is 31.6% more energy efficient. Recovering hydrogen from by-product COG was found to save 0.5 kg CO2/kg H2 compared to hydrogen produced from natural gas. Conventional hydrogen PSA, utilizing 70% Activated Carbon and 30% Molecular Sieve 5A, was found not to be effective to target the removal of CO specifically. To increase synergy between PSA and EHP/C, the PSA requires adequate design and operation using appropriate adsorbents and cycle steps to target elimination of CO. An increased EHP/C catalyst tolerance for CO also contributes to higher flexibility.

KW - Hydrogen PSA impurity breakthrough

KW - Aspen Adsorption

KW - Matlab

KW - Electrochemical Hydrogen Purification and Compression

KW - Reduced industrial carbon footprint

KW - Steelworks arising by-product hydrogen

U2 - 10.1016/j.ijhydene.2020.03.211

DO - 10.1016/j.ijhydene.2020.03.211

M3 - Article

VL - 45

SP - 15196

EP - 15212

JO - International Journal of Hydrogen Energy

JF - International Journal of Hydrogen Energy

SN - 0360-3199

IS - 30

M1 - HE-D-19-06587R1

ER -

ID: 3799654