| Jersey Valley Exploration and Development |
Drakos, Peter; Spielman, Paul; Bjornsson, Grimur |
Exploration; Geological surveys; Drilling; Well testing; Flo |
Ormat Technologies; Inc.; Jersey Valley; Geothermal exploration; Reservoir modeling; Development history; Case-study |
Geothermal Resources Council Transactions |
2011 |
English |
| Identification of MHF Fracture Planes and Flow Paths: A Correlation of Well Log Data with Patterns in Locations of Induced Seismicity |
Dreesen, Donald S.; Malzahn, Mark V.; Fehler, Michael C.; Dash, Zora V. |
Exploration; HDR/EGS; Microseismicity; Hydraulic fracturing; |
Exploration; Geochemistry; Geophysics; Hot Dry Rock; Fractures; Microearthquake; Seismic |
Geothermal Resources Council Transactions |
1987 |
English |
| Developing Hot Dry Rock Reservoirs with Inflatable Open Hole Packers |
Dreesen, Donald S.; Miller, James R.; Nicholson, Robert W. |
Packers; HDR/EGS; Hydraulic fracturing; Equipment design |
— |
Geothermal Resources Council Transactions |
1987 |
English |
| Insulating Geothermal Well Casings from Thermal Stress with Nitrogen Gas or Nitrogen Foam |
Dreesen, Donald S.; Murphy, Hugh D.; Zyvoloski, George; McEligot, Donald M.; Dash, Zora; Nicholson, Robert N. |
HDR/EGS; Nitrogen; Well casing |
Drilling; Hot Dry Rock; USA; New Mexico; Fenton Hill; Casing Failures; Foam; Injection Well; High Temperature Well; Nitrogen |
Geothermal Resources Council Transactions |
1984 |
English |
| Well Completion and Operations for MHF of Fenton Hill HDR Well EE-2 |
Dreesen, Donald S.; Nicholson, Robert W. |
Hydraulic fracturing; HDR/EGS |
Hydraulic Fracturing; Injection Well; Multi Well; Seismicity; Packer; Fenton Hill; LANL |
Geothermal Resources Council Transactions |
1985 |
English |
| Impact of Fluid Expansion and Contraction on Completion Techniques for Hot Wells |
Dreesen, Donald S.; Nicholson, Robert W. |
Well completion; Thermodynamics; Cementing |
Drilling; Hot Dry Rock; USA; New Mexico; Fenton Hill; Density; Cementing; Pressures; Software |
Geothermal Resources Council Transactions |
1984 |
English |
| Influence of the Hydraulic Properties of Unconsolidated Rocks and Backfill Materials on the Change of the Thermophysical Characteristics by Heat Transfer |
DREFKE Christoph, STEGNER Johannes, DIETRICH Jörg, SASS Ingo |
Hydrogeology |
shallow geothermal energy, backfill material, thermophysical properties, unsaturated hydraulic properties, unconsolidated rocks |
World Geothermal Congress |
2015 |
English |
| Changes of thermophysical and hydraulic properties in unsaturated soils caused by heat transfer (Poster) |
Drefke, Stegner Sass |
9 Shallow (SG) |
shallow geothermal energy, thermophysical properties, unsaturated hydraulic properties, unconsolidated rocks. |
European Geothermal Conference |
2013 |
English |
| Estimating In-Situ Stress, Fracture Properties and Fluid Saturation During The Geysers EGS Demonstration Project |
Dreger, Douglas S.; Boyd, O. Sierra; Gritto, Roland |
— |
— |
Geothermal Resources Council Transactions |
2017 |
English |
| Deviatoric Moment Tensor Analysis at The Geysers Geothermal Field |
Dreger, Douglas S.; Boyd, Sierra; Gritto, Roland |
Induced seismicity |
Induced seismicity; non-double-couple moment tensor; deviatoric moment tensor |
Geothermal Resources Council Transactions |
2011 |
English |
| Analysis of Seismic Moment Tensor, Finite-Source Scaling and Fluid Imaging During EGS Resource Development at The Geysers, CA |
Dreger, Douglas S.; Gritto, Roland; Boyd, O. Sierra |
HDR/EGS; Induced seismicity; Fluid dynamics |
The Geysers; EGS development; fracture characterization; subsurface fluid distribution; induced seismicity; seismic analysis |
Geothermal Resources Council Transactions |
2015 |
English |
| Use of Resource Estimation Tools to Refine 3D Earth Model of the Silangkitang Geothermal Field, North Sumatra, Indonesia |
Drestanta Yudha SATYA, Andrew MCMAHON, Iain LEVY, Doddy ASTRA |
Geology |
Silangkitang, Sarulla, Sumatra, 3D earth model |
World Geothermal Congress |
2020 |
English |
| An Update on the Fluid Inclusion Gas Study at Awibengkok Geothermal Field, Indonesia |
Drestanta Yudha Satya, Nur Vita Aprilina and Philip Molling |
— |
— |
Indonesian Geothermal Association Conference |
2013 |
English |
| Regional and Local Geothermal Potential Evaluation: Examples from the Great Basin, USA, Iceland and East Africa |
Drew L. SILER, James E. FAULDS, Nicholas, H. HINZ |
Exploration |
Structure, permeability, Iceland, Basin and Range, Great Basin, East African Rift, fault, geothermal fairway |
World Geothermal Congress |
2015 |
English |
| 3D Analysis of Geothermal Fluid Flow Favorability; Brady’s, Nevada, USA |
Drew L. SILER, James E. FAULDS, Nicholas, H. HINZ and John QUEEN |
Geology |
3D modelling, fault, permeability, Brady's, structure, geology |
Stanford Geothermal Workshop |
2016 |
English |
| The Geologic and Structural Framework of the Fallon FORGE Site |
Drew L. SILER, Nicholas H. HINZ, James E. FAULDS, Bridget AYLING, Kelly BLAKE, Andrew TIEDEMAN, Andrew SABIN, Douglas BLANKENSHIP, Mack KENNEDY, Greg RHODES, Jonathan GLEN, G.A. PHELPS, Mark FORTUNA, John QUEEN, Jeffrey B. WITTER |
Enhanced Geothermal Systems |
FORGE, EGS, Fallon, NV, structure, faults, geology |
Stanford Geothermal Workshop |
2018 |
English |
| Geothermal Exploration North of Mount St. Helens: Washington State Play-Fairway Project |
Drew SPAKE, Alexander STEELY, Trenton CLADOUHOS, Michael SWYER, Corina FORSON, Matt UDDENBERG, Nicholas DAVATZES |
Geology |
play-fairway, Washington state, St. Helens seismic zone, fracture, porosity, drill, exploration, geomechanics, resource assessment |
Stanford Geothermal Workshop |
2019 |
English |
| The Rotorua Geothermal Task Force - Preliminary Investigations |
Drew, S.R. |
Rotorua |
— |
New Zealand Geothermal Workshop |
1984 |
English |
| Separated or Total Flow Heat Exchanger Plants |
Drew, S.R. |
Heat Exchangers |
— |
New Zealand Geothermal Workshop |
1983 |
English |
| Geothermal Heat Transfer - Plant Work and Future Challenges |
Drew, S.R., Jamieson, T., Gould, T. |
New Zealand Heat Transfer |
— |
New Zealand Geothermal Workshop |
1982 |
English |