| Field Test of Horizontal Ground Heat Exchangers Installed Using Horizontal Directional Drilling Technology |
Hikari FUJII, Shunsuke TSUYA, Retsu HARADA, Hiroyuki KOSUKEGAWA |
Direct Use |
ground source heat pump, ground heat exchanger, directional drilling |
Stanford Geothermal Workshop |
2019 |
English |
| Unravel Faults on Seismic Migration Images Using Structure-Oriented, Fault Preserving and Nonlinear Anisotropic Diffusion Filtering |
Kai GAO, Lianjie HUANG |
Geophysics |
anisotropic diffusion, 3D seismic imaging, Soda Lake geothermal field, denoising, fault detection |
Stanford Geothermal Workshop |
2019 |
English |
| Feasibility of Development of Geothermal Deep Direct-use District Heating and Cooling System at West Virginia University Campus-Morgantown, WV |
Nagasree GARAPATI, Oluwasogo ALONGE, Landon HALL, Victoria IRR, Yingqi ZHANG, Jordan SMITH, Pierre JEANNE; Christine DOUGHTY |
Direct Use |
Deep direct-use, GDHC, hybrid geothermal, numerical modeling |
Stanford Geothermal Workshop |
2019 |
English |
| Umatilla Indian Reservation Geothermal Resources Assessment, Phase I |
Geoffrey GARRISON, Michael SWYER, Trenton CLADOUHOS, Brent RITZINGER, Jared PEACOCK, Carl PALMER, Jonathan GLEN, Richard BLAKELY, Patrick MILLS |
Field Studies |
geothermal resource assessment, multicomponent geothermometry, geophysical data integration, resource favorability mapping, resource potential, thermal gradient borehole targeting, play fairway analysis, analytical hierarchy process |
Stanford Geothermal Workshop |
2019 |
English |
| (Endo-)Tracer-Aided Visibility of Nearby Fault Reactivation: Scoping Simulations, II |
Julia GHERGUT, Diego A. BEDOYA GONZÃLEZ, Jacob BENSABAT, Chris I. McDERMOTT, Bianca WAGNER, Bettina WIEGAND, Martin SAUTER |
Tracers |
unconventional reservoir development, hydraulic fracturing, permeability window, fault reactivation, tracer, endo-tracer, georeservoir, KTB, Horstberg, Molasse basin, Malm aquifer, Munich area |
Stanford Geothermal Workshop |
2019 |
English |
| Low Enthalpy Geothermal System at Dabeiba, Colombia; an Assessment Through the Hydrogeochemistry of Thermal Waters |
Esteban GOMEZ DIAZ |
Geochemistry |
Colombia, Hydrogeochemistry, Thermal waters, Solute geothermometers, Low enthalpy system. |
Stanford Geothermal Workshop |
2019 |
English |
| High-Resolution Imaging of a Geothermal Reservoir Using a Cost-Effective Dense Seismic Network |
Roland GRITTO, Donald W. VASCO, Lawrence J. HUTCHINGS, Kurt T. NIHEI |
Geophysics |
geothermal reservoir, dense seismic array, seismic parameter resolution, seismic reservoir imaging |
Stanford Geothermal Workshop |
2019 |
English |
| Three-Dimensional Temperature Simulations of the Acoculco Caldera Complex, Puebla, Mexico |
Fernando J. GUERRERO-MARTINEZ, Rosa Maria PROL-LEDESMA, Eduardo J. GRANADOS-PASTRANA, Juan L. CARRILLO-DE LA CRUZ, Augusto A. RODRIGUEZ-DIAZ, Irving A. GONZALEZ-ROMO |
Modeling |
numerical modelling, Curie isotherm, finite volume, heat transport |
Stanford Geothermal Workshop |
2019 |
English |
| Estimation of Bottom Hole and Formation Temperature by Drilling Fluid Data: A Machine Learning Approach |
Sercan GUL, Volkan ASLANOGLU, Mahmut Kaan TUZEN, Erdinc SENTURK |
Drilling |
machine learning, bottom hole temperature, formation temperature, drilling fluids |
Stanford Geothermal Workshop |
2019 |
English |
| Experimental Investigation of the Effect of Temperature on Friction Pressure Loss of Polymeric Drilling Fluid Through Vertical Concentric Annulus |
Kazim Onur GURCAY, Serhat AKIN, Hakki GUCUYENER |
Drilling |
concentric annulus, polymeric drilling fluid, temperature effect |
Stanford Geothermal Workshop |
2019 |
English |
| Risk Reduction in Geothermal Deep Direct-Use Development for District Heating: A Cornell University Case Study |
J. Olaf GUSTAFSON, Jared D. SMITH, Stephen M. BEYERS, Jood A. AL ASWAD, Teresa E. JORDAN, Jefferson W. TESTER, Tasnuva Ming KHAN |
Direct Use |
economic risk, LCOH, district heating, deep direct-use, heat pumps, cascading use, low temperature, geothermal reservoir modeling, surface use modeling, uncertainty analysis, thermal storage |
Stanford Geothermal Workshop |
2019 |
English |
| Processing of Magnetotelluric Data for Monitoring Changes in Electric Resistivity During Drilling Operation |
Nadine HAAF, Eva SCHILL |
Enhanced Geothermal Systems |
Magnetotelluric, Monitoring, DEEPEGS |
Stanford Geothermal Workshop |
2019 |
English |
| Mechanistically Modeling of Hydraulic Fracture Propagation and Interaction with Natural Fractures at EGS-Collab Site |
Hai HUANG, Ghanashyam H. Neupane, Robert PODGORNEY, Earl MATTSON and EGS COLLAB Team |
EGS Collab |
EGS Collab, Hydraulic Fracturing, Natural Fracture, Modeling |
Stanford Geothermal Workshop |
2019 |
English |
| Drilling Performance of PDC Bits for Geothermal Well Development in Field Experiments |
Hiroyuki IMAIZUMI, Tetsuji OHNO, Hirokazu KARASAWA, Kuniyuki MIYAZAKI, Eko AKHMADI, Masahiro YANO, Yosuke MIYASHITA, Naoto YAMADA, Tetsuomi MIYAMOTO, Masatoshi TSUZUKI, Satoshi KUBO, Yasuyuki HISHI |
Drilling |
PDC cutter, PDC bit, Drilling, ROP, WOB, TOB, Wear resistance, Toughness, Impact, Abrasion, Structural analysis, Fluid analysis |
Stanford Geothermal Workshop |
2019 |
English |
| Induced Earthquake by Hot Dry Rock Power Generation - Influence of Injection Energy and Underground Structure - |
Tamaki ISHIKAWA, Koichi YAMADA |
Enhanced Geothermal Systems |
hydraulic fracturing, injection energy, earthquake energy, underground structure |
Stanford Geothermal Workshop |
2019 |
English |
| Application of Biosorption for Rare Earth Recovery from Geothermal Brines |
Yongqin JIAO, Aaron BREWER, Dan M. PARK, Elliot CHANG, Laura LAMMERS, Tianyi KOU, and Yat LI |
Emerging Technology |
low temperature, mineral extraction, bioadsorption, biosorption, rare earth, rare earth elements, rare earth metals, REE, REEs |
Stanford Geothermal Workshop |
2019 |
English |
| Structural and Paleomagnetic Analysis of Geothermal Core, Akutan Alaska |
Molly JOHNSON, Pete STELLING |
Field Studies |
Akutan, reservoir evolution, paleomagnetics |
Stanford Geothermal Workshop |
2019 |
English |
| EGS Collab Project Electrical Resistivity Tomography Characterization and Monitoring |
Tim JOHNSON, Chris STRICKLAND, Hunter KNOX, Jonathan THOMLE, Vince VERMEUL, Craig ULRICH, Tim KNEAFSEY, Doug BLANKENSHIP, and The EGS Collab Team |
EGS Collab |
electrical resistivity tomography, imaging, monitoring, geophysics, Sanford Underground Research Center, hydraulic fracture, flow testing |
Stanford Geothermal Workshop |
2019 |
English |
| Time-dependence of Seismic Wave Speeds in Volcanic and Geothermal Systems |
Bruce R. JULIAN, Gillian R. FOULGER, Najwa MHANA, Ceri NUNN, Andrew SABIN, David MEADE |
Geophysics |
seismic tomography, temporal change, Mt. Etna, Coso, Long Valley caldera |
Stanford Geothermal Workshop |
2019 |
English |
| Analysis of Forge DFIT Considering Hydraulic and Natural Fracture Interactions |
Amirhossein KAMALI, Ahmad GHASSEMI, John MCLENNAN, Joseph MOORE |
Enhanced Geothermal Systems |
DFIT, Closure Stress, Natural Fracture, HF NF Interaction |
Stanford Geothermal Workshop |
2019 |
English |