Recent Advances in CO2 sequestrations

A special issue of Applied Sciences (ISSN 2076-3417). This special issue belongs to the section "Chemical and Molecular Sciences".

Deadline for manuscript submissions: closed (31 May 2019) | Viewed by 3148

Special Issue Editors


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Guest Editor
Department of Civil Engineering, Monash University, Clayton, VIC 3800, Australia
Interests: carbon sequestration; mine waste recycling; geothermal energy; coal seam gas; shale gas; hydrogen fuel; deep mining; natural gas hydrates
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Guest Editor
Department of Infrastructure Engineering, Faculty of Engineering ,The University of Melbourne, Parkville, VIC 3010, Australia
Interests: CO2 sequestration; unconventional oil and gas extractions; coal seam gas extraction

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Guest Editor
School of Civil and Environmental Engineering, Nanyang Technological University, Singapore, Singapore
Interests: CO2 sequestration in deep saline aquifers; geothermal energy; injection induced seismicity; underground coal gasification; hydraulic fracturing; proppant behavior under reservoir conditions; unconventional oil/gas recovery; rock mechanics; non-explosive demolition agents; geochemistry and fluid dynamics

Special Issue Information

Dear Colleagues,

Global warming, or climate change, has become one of the most vexing environmental issues, posing relentless danger to habitats. Enormous amounts of anthropogenic carbon dioxide (CO2) emissions have turned out to be one of the main drivers of global warming; as such, it becomes essential to move towards new science to mitigate the issue. Geo-sequestration of CO2 has gained increasing attention within a portfolio of options targeting carbon capture and storage (CCS) in multiple geological reservoirs. The technique is considered a practical way of reducing huge amounts of anthropogenic CO2 in the atmosphere with a reasonable operational cost. Even though the fundamental scientific underpinnings of CO2 sequestration have been shaped over a century-long exploration of physics, some aspects still remain unexplored and thus require further investigation and improvement.

The greatest challenge of CO2 sequestration is to store the maximum amount of CO2 in reservoirs and to ensure that the sequestrated CO2 remains safely entrapped for thousands of years.  Knowledge on CO2 storage in large quantities, while preventing CO2 back migration and outbursts, is crucial for an effective and safe CO2 geo-sequestration process. In recent years, research has shifted to focus on both these factors, emphasizing the necessity for cutting-edge laboratory/field experiments and advanced numerical modelling.

This Special Issue is targeted at exploring the recent advancements in effective and safe CO2 sequestration in various geological formations. We call for papers that deeply investigate multiphase flow mechanisms in heterogenous rocks, CO2-reservoir chemical/physical interaction mechanisms, CO2 adsorption/desorption mechanisms, CO2 trapping and back migration mechanisms and CO2 migration monitoring techniques. We will especially welcome submissions on the following topics:

  • Microscale imaging of CO2 induced reservoir alterations under in-situ conditions.
  • Integrated techniques for optimizing CO2 sequestration and enhanced gas recovery.
  • Constitutive modelling and numerical methods of reactive transport in heterogenous porous media.
  • Secondary trapping mechanisms that increase storage security over time.
    • Solubility trapping due to CO2 dissolution in water.
    • Residual gas trapping due to CO2 trapping by capillary force.
    • Mineral trapping due to CO2 conversion to solid minerals.
  • Stability controlling technologies for CO2 geo-sequestration.
  • Innovative well-based subsurface monitoring.
  • CO2 leakage monitoring, detection and characterization from seismic imaging.
  • Case studies on environmental issues and controlling techniques.

Prof. Dr. Ranjith Pathegama Gamage
Dr. Samintha Perera
Dr. Tharaka Rathnaweera
Guest Editors

Manuscript Submission Information

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Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2400 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • Carbon sequestration
  • Carbon storage
  • Global warming
  • CO2 leakage
  • Caprock
  • seismic activity
  • micro-scale modelling
  • CO2 trapping mechanisms

Published Papers (1 paper)

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Research

19 pages, 2215 KiB  
Article
CO2 Capture of the Gas Emission, Using a Catalytic Converter and Airlift Bioreactors with the Microalga Scenedesmus dimorphus
by Citlalli Adelaida Arroyo, José Luis Contreras, Beatriz Zeifert and Clementina Ramírez C.
Appl. Sci. 2019, 9(16), 3212; https://doi.org/10.3390/app9163212 - 07 Aug 2019
Cited by 6 | Viewed by 2751
Abstract
A process composed by a catalytic converter and three sequential Airlift photobioreactors containing the microalga Scenedesmus dimorphus was studied to capture CO2, NOx, and CO from emissions of a steam boiler which was burning diesel. The catalytic converter transformed to CO [...] Read more.
A process composed by a catalytic converter and three sequential Airlift photobioreactors containing the microalga Scenedesmus dimorphus was studied to capture CO2, NOx, and CO from emissions of a steam boiler which was burning diesel. The catalytic converter transformed to CO2 a maximum of 78% of the CO present in the combustion gas. The effects of shear rate, light intensity, and light/dark cycles on the biomass growth of the algae were studied. It was observed that at low shear rates (Re ≈ 3200), a high productivity of 0.29 gcel L−1 d−1 was obtained. When the microalga was exposed to 60.75 µmol·m−2·s−1 of intensity of light and a light/dark cycle of 16/8 h, a maximum productivity of 0.44 gcel L−1 d−1 and a maximum CO2 fixation rate 0.8 g CO2 L−1·d−1 were obtained. The maximum CO2 removal efficiency was 64.3%, and KLa for CO2 and O2 were 1.2 h−1 and 3.71 h−1 respectively. Full article
(This article belongs to the Special Issue Recent Advances in CO2 sequestrations)
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