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Feldspar dissolution, authigenic clays and quartz cement in open and closed geochemical systems during diagenesis; Typical examples from two rift sags in Bohai Bay, East China (2015)
Journal Article
Yuan, G., Cao, Y., Gluyas, J., Li, X., Xi, K., Wang, Y., …Oxtoby, N. (2015). Feldspar dissolution, authigenic clays and quartz cement in open and closed geochemical systems during diagenesis; Typical examples from two rift sags in Bohai Bay, East China. AAPG Bulletin, 99(11), 2121-2154. https://doi.org/10.1306/07101514004

Feldspar dissolution and precipitation of clays and quartz cements are important diagenetic reactions affecting reservoir quality evolution in sandstones with detrital feldspars. We examined two sets of sandstone reservoirs to determine whether the s... Read More about Feldspar dissolution, authigenic clays and quartz cement in open and closed geochemical systems during diagenesis; Typical examples from two rift sags in Bohai Bay, East China.

Geothermal Energy – the Global Opportunity (2015)
Journal Article
Adams, C., Auld, A., Gluyas, J., & Hogg, S. I. (2015). Geothermal Energy – the Global Opportunity. Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, 229(7), 747-754. https://doi.org/10.1177/0957650915590704

Exploitation of geothermal energy offers a consistent and secure low carbon energy supply. Geothermal energy resources are associated with a variety of geological settings, are available at temperatures ranging from a few tens of degrees to several h... Read More about Geothermal Energy – the Global Opportunity.

Power production via North Sea Hot Brines (2014)
Journal Article
Auld, A., Hogg, S., Berson, A., & Gluyas, J. (2014). Power production via North Sea Hot Brines. Energy, 78, 674-684. https://doi.org/10.1016/j.energy.2014.10.056

Traditionally the power demand of offshore oil platforms is delivered by on-platform gas turbines. Natural gas to fuel these turbines is usually separated from the produced oil. However, in ageing fields as oil production declines so does the associa... Read More about Power production via North Sea Hot Brines.

Heat transport and pressure buildup during carbon dioxide injection into depleted gas reservoirs (2014)
Journal Article
Mathias, S., McElwaine, J., & Gluyas, J. (2014). Heat transport and pressure buildup during carbon dioxide injection into depleted gas reservoirs. Journal of Fluid Mechanics, 756, 89-109. https://doi.org/10.1017/jfm.2014.348

In this article, a two-layer vertical equilibrium model for the injection of carbon dioxide into a low-pressure porous reservoir containing methane and water is developed. The dependent variables solved for include pressure, temperature and $\def \xm... Read More about Heat transport and pressure buildup during carbon dioxide injection into depleted gas reservoirs.

Oil and gas wells and their integrity: Implications for shale and unconventional resource exploitation (2014)
Journal Article
Davies, R., Almond, S., Ward, R., Jackson, R., Adams, C., Worrall, F., …Whitehead, M. (2014). Oil and gas wells and their integrity: Implications for shale and unconventional resource exploitation. Marine and Petroleum Geology, 56, 239-254. https://doi.org/10.1016/j.marpetgeo.2014.03.001

Data from around the world (Australia, Austria, Bahrain, Brazil, Canada, the Netherlands, Poland, the UK and the USA) show that more than four million onshore hydrocarbon wells have been drilled globally. Here we assess all the reliable datasets (25)... Read More about Oil and gas wells and their integrity: Implications for shale and unconventional resource exploitation.

A statistical analysis of well production rates from UK oil and gas fields – Implications for carbon capture and storage (2013)
Journal Article
Mathias, S., Gluyas, J., Mackay, E., & Goldthorpe, W. (2013). A statistical analysis of well production rates from UK oil and gas fields – Implications for carbon capture and storage. International Journal of Greenhouse Gas Control, 19, 510-518. https://doi.org/10.1016/j.ijggc.2013.10.012

The number of wells required to dispose of global CO2 emissions by injection into geological formations is of interest as a key indicator of feasible deployment rate, scale and cost. Estimates have largely been driven by forecasts of sustainable inje... Read More about A statistical analysis of well production rates from UK oil and gas fields – Implications for carbon capture and storage.

On the importance of relative permeability data for estimating CO2 injectivity in brine aquifers (2013)
Journal Article
Mathias, S., Gluyas, J., González Martínez de Miguel, G., Bryant, S., & Wilson, D. (2013). On the importance of relative permeability data for estimating CO2 injectivity in brine aquifers. International Journal of Greenhouse Gas Control, 12, 200-212. https://doi.org/10.1016/j.ijggc.2012.09.017

Performance assessment of possible CO2 storage schemes is often investigated through numerical simulation of the CO2 injection process. An important criterion of interest is the maximum sustainable injection rate. Relevant numerical models generally... Read More about On the importance of relative permeability data for estimating CO2 injectivity in brine aquifers.

Chapter 8 (2012)
Book Chapter
Gluyas, J. (2012). Chapter 8. In E. Neilson, & J. Wills (Eds.), The Technical and Legal Guide to Global Hydrocarbons Volume 1 (327-424). Aberlour Press, Aberdeen

Monitoring subsurface CO2 emplacement and security of storage using muon tomography (2012)
Journal Article
Kudryavtsev, V., Spooner, N., Gluyas, J., Fung, C., & Coleman, M. (2012). Monitoring subsurface CO2 emplacement and security of storage using muon tomography. International Journal of Greenhouse Gas Control, 11, 21-24. https://doi.org/10.1016/j.ijggc.2012.07.023

Storage of supercritical carbon dioxide in the deep subsurface is arguably the most viable industrial scale process available to stop increase of atmospheric CO2. Today, monitoring CO2 emplacement and possible leakage is a major challenge; methods ar... Read More about Monitoring subsurface CO2 emplacement and security of storage using muon tomography.

Development of deep geothermal energy resources in the UK (2012)
Journal Article
Younger, P., Gluyas, J., & Edwards, W. (2012). Development of deep geothermal energy resources in the UK. Energy, 165(1), 19-32. https://doi.org/10.1680/ener.11.00009

Deep geothermal exploration in the UK in the 1980s resulted in only one operative borehole (in Southampton). In 2004, a 995 m deep borehole was drilled into the Weardale granite in County Durham. This project differed markedly from the earlier ‘hot d... Read More about Development of deep geothermal energy resources in the UK.

Role of partial miscibility on pressure buildup due to constant rate injection of CO2 into closed and open brine aquifers (2011)
Journal Article
Mathias, S., Gluyas, J., González Martínez de Miguel, G., & Hosseini, S. (2011). Role of partial miscibility on pressure buildup due to constant rate injection of CO2 into closed and open brine aquifers. Water Resources Research, 47(12), Article W12525. https://doi.org/10.1029/2011wr011051

[1] This work extends an existing analytical solution for pressure buildup because of CO2 injection in brine aquifers by incorporating effects associated with partial miscibility. These include evaporation of water into the CO2 rich phase and dissolu... Read More about Role of partial miscibility on pressure buildup due to constant rate injection of CO2 into closed and open brine aquifers.

Defining simple and comprehensive assessment units for CO2 storage in saline formations beneath the UK North Sea and continental shelf (2011)
Presentation / Conference Contribution
Wilkinson, M., Haszeldine, R., Hosa, A., Stewart, R., Holloway, S., Bentham, M., …Raistrick, M. (2011). Defining simple and comprehensive assessment units for CO2 storage in saline formations beneath the UK North Sea and continental shelf. Energy Procedia, 4, 4865-4872. https://doi.org/10.1016/j.egypro.2011.02.454

In the UK, by far the largest CO2 storage opportunities lie offshore. The North Sea in particular has a long and complex geological history, with potential reservoirs geographically widespread and occurring at multiple stratigraphic levels. Diverse s... Read More about Defining simple and comprehensive assessment units for CO2 storage in saline formations beneath the UK North Sea and continental shelf.

Underground Coal Gasification (2010)
Journal Article
Younger, P., Gluyas, J., Cox, M., & Roddy, D. (2010). Underground Coal Gasification. Ingenia (London), 43, 42-46

Analytical solution for Joule-Thomson cooling during CO2 geosequestration in depleted oil and gas reservoirs (2010)
Journal Article
Mathias, S., Gluyas, J., Oldenburg, C., & Tsang, C. (2010). Analytical solution for Joule-Thomson cooling during CO2 geosequestration in depleted oil and gas reservoirs. International Journal of Greenhouse Gas Control, 4(5), 806-810. https://doi.org/10.1016/j.ijggc.2010.05.008

Mathematical tools are needed to screen out sites where Joule–Thomson cooling is a prohibitive factor for CO2 geo-sequestration and to design approaches to mitigate the effect. In this paper, a simple analytical solution is developed by invoking stea... Read More about Analytical solution for Joule-Thomson cooling during CO2 geosequestration in depleted oil and gas reservoirs.

Application of Hydrogeological parameters for evaluating the thermal resource potential for deep groundwater systems (2010)
Presentation / Conference Contribution
Adams, C., Gluyas, J., & Mathias, S. (2010). Application of Hydrogeological parameters for evaluating the thermal resource potential for deep groundwater systems.

Geothermal energy has significant global potential as a clean non-intermittent energy resource. Exploiting geothermal energy uses water which either flows naturally or is stimulated to flow in the sub-surface within deep aquifers or fractured basemen... Read More about Application of Hydrogeological parameters for evaluating the thermal resource potential for deep groundwater systems.