Rezultaty - Vassilis Gaganis
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1
Prediction of Hydrate Dissociation Conditions in Natural/Acid/Flue Gas Streams in the Presence and Absence of Inhibitors od Ismail Ismail, Vassilis Gaganis
Wydane 2024-01-01Accurate predictions of hydrate dissociation conditions are of paramount importance for optimizing mitigation strategies and preventing hydrate formation in oil and gas operations. These predictions are crucial for selecting appropriate thermodynamic inhibitors, reducing operating costs, and minimiz...
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2
Well Control Strategies for Effective CO<sub>2</sub> Subsurface Storage: Optimization and Policies od Ismail Ismail, Vassilis Gaganis
Wydane 2024-01-01To combat the detrimental impacts of climate change and meet the obligations outlined in the 2015 Paris Agreement, Carbon Capture, Utilization, and Storage (CCUS) has emerged as a crucial technology with significant potential for achieving climate targets. CCUS involves the capture, storage, and uti...
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3
Sensitivity of CO<sub>2</sub> Flow in Production/Injection Wells in CPG (CO<sub>2</sub> Plume Geothermal) Systems od Sofianos Panagiotis Fotias, Vassilis Gaganis
Wydane 2025-03-01Geothermal energy is typically produced from underground reservoirs using water as the working fluid to transfer heat energy to surface and eventually to the delivery point. CO<sub>2</sub> has been proposed as an alternative working fluid due to its improved mobility, density and its sup...
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4
Toward the Exploitation of Unconventional Heavy Oils: Electrostatic Technologies for the Minimization of Dehydration Cost od Christina Argyropoulou, Vassilis Gaganis, Dimitris Marinakis
Wydane 2023-10-01The growing energy demand has created a special interest in the unconventional reserves of heavy and extra-heavy oil, despite their difficulty both in extraction and separation due to the high specific gravity, high viscosity, low mobility, and high content in asphaltenes and heteroatoms. The study...
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5
A Unified Approach to Describing Flow Dynamics in Geothermal Energy Production Systems od Stefanos Lempesis, Sofianos Panagiotis Fotias, Vassilis Gaganis
Wydane 2023-11-01Geothermal energy is typically produced by a collection of wells which drain a reservoir. Engineers’ experience and reservoir monitoring data are employed to properly determine the wells in operation and their production rate. However, identifying the optimal well configuration which contributes the...
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6
Optimizing Geothermal Energy Extraction in CO<sub>2</sub> Plume Geothermal Systems od Sofianos Panagiotis Fotias, Spyridon Bellas, Vassilis Gaganis
Wydane 2023-11-01CPG (CO<sub>2</sub> Plume Geothermal) has recently emerged as a promising technology to combine the extraction of geothermal energy with underground CO<sub>2</sub> storage, thus achieving double positive results. The idea is to inject CO<sub>2</sub> in its supercr...
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