A review of recent progress in biogas upgrading: With emphasis on carbon capture

B Aghel, S Behaein, S Wongwises, MS Shadloo - Biomass and Bioenergy, 2022 - Elsevier
Abstracts Carbon dioxide (CO 2) and methane (CH 4) constitute biogas that is formed from
landfill and anaerobic digestion processes. Furthermore, raw biogas consists of minor …

Biogas upgrading, economy and utilization: a review

SF Ahmed, M Mofijur, K Tarannum… - Environmental …, 2021 - Springer
Biogas production is rising in the context of fossil fuel decline and the future circular
economy, yet raw biogas requires purification steps before use. Here, we review biogas …

Methane emissions along biomethane and biogas supply chains are underestimated

S Bakkaloglu, J Cooper, A Hawkes - One Earth, 2022 - cell.com
Although natural gas generates lower CO 2 emissions, gas extraction, processing, and
distribution all release methane, which has a greater global warming potential than CO 2 …

Techno-economic and environmental assessment of the main biogas upgrading technologies

L Lombardi, G Francini - Renewable Energy, 2020 - Elsevier
Five biogas-to-biomethane upgrading technologies were compared from the environmental
and economic points of view: High-Pressure Water Scrubbing (HPWS), Amine Scrubbing …

A crucial review on the challenges and recent gas membrane development for biogas upgrading

N Fajrina, N Yusof, AF Ismail, F Aziz, MR Bilad… - Journal of …, 2023 - Elsevier
Biogas is a renewable energy produced from the anaerobic digestion process. It is mainly
composed by 70% methane (CH 4) and 30% carbon dioxide (CO 2), with minor fraction of …

[HTML][HTML] From renewable energy to sustainable protein sources: Advancement, challenges, and future roadmaps

B Khoshnevisan, L He, M Xu, B Valverde-Pérez… - … and Sustainable Energy …, 2022 - Elsevier
The concerns over food security and protein scarcity, driven by population increase and
higher standards of living, have pushed scientists toward finding new protein sources. A …

Preparation of activated carbon from Guhanshan coal and its effect on methane adsorption thermodynamics at different temperatures

X Liu, Q Li, G Zhang, Y Zheng, Y Zhao - Powder Technology, 2022 - Elsevier
In this study, activated carbon was prepared using KOH activated anthracite Guhanshan
(GHS) for CH 4 adsorption. The influencing factors of carbon to alkali ratio, activation …

Simultaneous capture of acid gases from natural gas adopting ionic liquids: Challenges, recent developments, and prospects

J Haider, S Saeed, MA Qyyum, B Kazmi… - … and Sustainable Energy …, 2020 - Elsevier
The impurities CO 2 and H 2 S in natural gas (NG) are recognized as major contaminants
that exacerbate economic, operational, and environmental losses. Generally, these …

State-of-the-art process simulations and techno-economic assessments of ionic liquid-based biogas upgrading techniques: Challenges and prospects

J Haider, MA Qyyum, A Riaz, A Naquash, B Kazmi… - Fuel, 2022 - Elsevier
Biogas has emerged as an alternative renewable fuel to natural gas. However, the presence
of trace contaminants and large quantities of CO 2 in biogas necessitates its purification and …

A review on carbon dioxide minimization in biogas upgradation technology by chemical absorption processes

N Muntaha, MI Rain, LKMO Goni, MAA Shaikh… - ACS …, 2022 - ACS Publications
With an ever-increasing population and unpredictable climate changes, meeting energy
demands and maintaining a sustainable environment on Earth are two of the greatest …