| EGS Collab Project Experiment 1 Overview and Progress |
Kneafsey, T.; Blankenship, D.; Dobson, P.; Knox, H.; Johnson, T.; Ajo-Franklin, J.; Schwering, P.; Morris, J.; White, M.; Podgorney, R.; Roggenthen, W.; Doe, T.; Mattson, E.; Valladao, C.; et al. |
HDR/EGS; COLLAB; Reservoir modeling; Flow testing; Hydraulic |
Enhanced Geothermal Systems; EGS Collab; Stimulation; crystalline rock; Sanford Underground Research Facility; coupled process modeling; experimental; field test; flow test |
Geothermal Resources Council Transactions |
2018 |
English |
| Collab Fracture Characterization: Preliminary Results from the Modeling and Flow Testing of Experiment 1 |
Mattson, Earl; White, Mark; Zhang, Yingqi; Johnston, Bud; Hawkins, Adam; et al. |
HDR/EGS; COLLAB; Flow testing; Tracer testing; Fractures |
Enhanced Geothermal Systems; EGS Collab; Sanford Underground Research Facility; fracture characterization; tracer breakthrough analysis; experimental; field test; flow test |
Geothermal Resources Council Transactions |
2018 |
English |
| Calcite Dissolution in Geothermal Reservoirs Using Chelants |
Mella, Michael; Kovac, Katie; Tianfu Xu; Rose, Peter; McCulloch, Jess |
HDR/EGS; chelants; EDTA; NTA; calcite; reactive-transport mo |
Enhanced Geothermal Systems; chelants, EDTA, NTA, calcite, reactive-transport modeling, chemical stimulation |
Geothermal Resources Council Transactions |
2006 |
English |
| A Study on Dynamics of Cracks in Three Dimensions for Estimating Reservoir Cracks in EGS |
Hayashi, Kazuo; Onodera, Shinya |
HDR/EGS; characterization; fracture |
Enhanced Geothermal Systems; EGS, HDR, HWR, characterization, fracture |
Geothermal Resources Council Transactions |
2006 |
English |
| Completion Design Considerations for a Horizontal Enhanced Geothermal System |
Olson, Jeffrey; Eustes, Alfred; Fleckenstein, William; Eker, Erdinc; Baker, Reed; Augustine, Chad |
HDR/EGS; Cementing; Well completion; Well casing; Packers |
Completions; EGS; casing; cementing; zonal isolation; horizontal |
Geothermal Resources Council Transactions |
2015 |
English |
| Downhole Cement Test in a Very Hot Hole |
Pettitt, Roland A.; Cocks, George G.; Dreesen, Donald S.; Sims, James R.; Nicholson, Robert W.; Boevers, Billy G. |
HDR/EGS; Cementing; Well completion |
Hot Dry Rock; USA; Temperature; Fractures; Casing; Silica; Joints; Injection Well; Borehole; Cementing; Test Results; Downhole Cement Test |
Geothermal Resources Council Transactions |
1982 |
English |
| Monitoring and Repairing Geothermal Casing Cement: A Case History |
Pettitt, Roland A. |
HDR/EGS; Cementing; Well casing; Well testing; Tracer testin |
Well Completion; Hot Dry Rock; USA; New Mexico; Fenton Hill; Case History; Cementing; Cement Bond Logs; Radioactive Tracer Logs |
Geothermal Resources Council Transactions |
1980 |
English |
| Results of High-Temperature Cement Blends Exposure in Newberry Well, Oregon |
Pyatina, Tatiana; Sugama, Toshifumi; Garrison, Geoffrey; Bour, Daniel; Petty, Susan |
HDR/EGS; Cementing |
Geothermal energy, well cement, HT geothermal well, CO2 cement degradation, Newberry well, EGS |
Geothermal Resources Council Transactions |
2023 |
English |
| Role of Fluid Pressure in the Production Behavior of Enhanced Geothermal Systems with CO2 as Working Fluid |
Pruess, Karsten |
HDR/EGS; Carbon dioxide; Working fluids; Supercritical fluid |
Enhanced Geothermal Systems; heat transmission, CO2, storage, numerical simulation |
Geothermal Resources Council Transactions |
2007 |
English |
| CO2 as an EGS Working Fluid--The Effects of Dynamic Dissolution on CO2-Water Multiphase Flow |
Stacey, Robert; Pistone, Sarah; Horne, Roland |
HDR/EGS; Carbon dioxide; Working fluids; Sandstone |
CO2-EGS; Active phase change; Carbon dioxide; Hysteresis; Relative permeability; Dynamic dissolution |
Geothermal Resources Council Transactions |
2010 |
English |
| On the Relative Effectiveness of H2O and CO2 as Reservoir Working Fluids for EGS Heat Mining |
Pritchett, John W. |
HDR/EGS; Carbon dioxide; Working fluids; Fractures |
EGS; CO2; MINC; Fractured Reservoirs; Five-Spot; Numerical Simulation; Multiplase Flow; Relative Permeability; Viscosity; Heat Mining; Sweep Efficiency; Channeling; Breakthrough |
Geothermal Resources Council Transactions |
2009 |
English |
| Chlorite Kinetics and Impact on EGS-CO2 |
Smith, Megan; Wolery, Tom; Carroll, Susan |
HDR/EGS; Carbon dioxide; Working fluids; Chlorite; Fluid roc |
Engineered geothermal systems-CO2 (EGS-CO2); geothermal mineral kinetics; chlorite kinetics; scaling; mineral alteration |
Geothermal Resources Council Transactions |
2011 |
English |
| Pairing of an Integrated Gasification Combined Cycle Power Plant (IGCC) with CO2-EGS as a Strategy for Deployment in Arid Regions |
Turaga, Uday; Shembekar, Vishakha; Mohan, Arun Ram; Pisupati, Sarma; Elsworth, Derek |
HDR/EGS; Carbon dioxide; Working fluids; Carbon dioxide sequ |
EGS; IGCC; CO2; technology integration; water; geo-fluid; economics |
Geothermal Resources Council Transactions |
2011 |
English |
| Coupling Geothermal Energy Capture with Carbon Dioxide Sequestration in Naturally Permeable, Porous Geologic Formations: A Comparison with Enhanced Geothermal Systems |
Randolph, Jimmy B.; Saar, Martin O. |
HDR/EGS; Carbon dioxide sequestration; Working fluids |
Carbon dioxide (CO2); Sequestration; Numberical simulation; Heat transfer; EGS; CPG |
Geothermal Resources Council Transactions |
2010 |
English |
| Progress on the Desert Peak East EGS Project |
Robertson-Tait, Ann; Johnson, Stuart |
HDR/EGS; Binary cycle power generation |
EGS Overviews; Enhanced Geothermal Systems; HDR, Hot Dry Rock; Desert Peak; Nevada; Binary |
Geothermal Resources Council Transactions |
2005 |
English |
| Deep Sub-Vertical Structure at Soultz Hot Dry Rock Site Estimated by Reflection Technique Using Multi-Component Acoustic Emission Events |
Soma, Nobukazu; Niitsuma, Hiroaki; Baria, Roy |
HDR/EGS; Acoustic Emission; Reflection; Sub-Vertical Structu |
Enhanced Geothermal Systems Field Studies; Acoustic Emission; Reflection; HDR/EGS; Soultz; Sub-Vertical Structure |
Geothermal Resources Council Transactions |
2002 |
English |
| Numerical Analysis of Fluid Stimulation in Fractured Utah FORGE Wells |
Lee, Sang H.; Ratnayake, Ruwantha; Ghassemi, Ahmad |
HDR/EGS; FORGE; Reservoir stimulation; Fractures |
Geothermal, Reservoir Simulation, Discrete Fracture Network, Utah FORGE, EGS, Reservoir Stimulation |
Geothermal Resources Council Transactions |
2022 |
English |
| The EGS Collab –Experiment 2 Stimulations at 1.25 km Depth |
Kneafsey, T.; Blankenship, D.; Burghardt, J.; Johnson, T.; Dobson, P.; Schwering, P.; Strickland, C.; Vermuel, V.; White, M.; Morris, J.; Fu, P.; Ingraham, M.; Roggenthen, W.; Hopp, C.; Tribaldos, V.; Guglielmi, Y.; Knox, H.; Cook, P.; Soom, F.; et al. |
HDR/EGS; FORGE; Reservoir stimulation; Flow testing |
Enhanced Geothermal Systems, EGS Collab, stimulation, crystalline rock, Sanford Underground Research Facility, coupled process modeling, experimental, field test, flow test |
Geothermal Resources Council Transactions |
2022 |
English |
| Analysis of Thermal Effectiveness of Geothermal Multi-Borehole Circulating System |
Fomin, S.; Yoshida, K.; Hashida, T. |
HDR/EGS Theoretical Studies; Injection; Mathematical Model; |
Enhanced Geothermal Systems Theoretical Studies; Geothermal Energy; Heat Transfer; Injection and Production Wells; Mathematical Model; Multi-Borehole System |
Geothermal Resources Council Transactions |
2002 |
English |
| Developing a HDR Reservoir in Australia by Hydraulic Stimulation: A Shear-Dilation Model for Design and Evaluation |
Tran, N. H.; Rahman, M. K.; Rahman, S. S. |
HDR/EGS Theoretical Studies; Hydraulic fracturing |
Enhanced Geothermal Systems Theoretical Studies; HDR Reservoir; Hydraulic Stimulation; Shear-Dilation; Permeability Enhancement |
Geothermal Resources Council Transactions |
2002 |
English |