| Habanero Field - Structure and State of Stress |
Heinz HOLL, Colleen BARTON |
EGS - Enhanced Geothermal Systems |
EGS, stimulation, faults |
World Geothermal Congress |
2015 |
English |
| First hand experience in a second hand borehole: Hydraulic experiments and scaling in the geothermal well Gro? Schխnebeck after reopening |
Heinz-Gerd Holl, Suzanne Hurter, Ali Saadat, Silke K?hler, Markus Wolfgramm, G??nther Zimmermann, Ute Trautwein, Helmuth Winter, Bj??rn Legarth and Ernst Huenges |
Binary cycles ?? Power generation |
reopening exploration wells, stimulation experiments, scaling problems |
Iceland Geothermal Conference |
2003 |
English |
| 2-D Magnetotelluric Imaging Of The Rotorua And Waimangu Geothermal Fields |
Heise, Wiebke ., Bertrand, Ted ., Caldwell, Grant ., Hill, Graham ., Palmer, Neville . and Bennie, Stewart |
Geothermal Geophysics |
Magnetotellurics, Rotorua, Waimangu, Taupo Volcanic zone |
New Zealand Geothermal Workshop |
2014 |
English |
| New Developments in Colorado Geothermal Energy Projects |
Held, John "Hank"; Henderson, Fred, III |
Exploration; Laws and regulations; Geophysical surveys |
BLM lease sales; Colorado potential; MT surveys; regulatory barriers |
Geothermal Resources Council Transactions |
2012 |
English |
| Effects of major fault zones on geothermal reservoirs – a case study at Villarrica Volcano, southern Chile |
Held, S; Schill, E; Pavez, M; Diaz, D; Morata, D; Kohl, T |
Science – Other |
Multidisciplinary exploration, magnetotellurics, chlorofluorocarbons, strontiumisotopy |
European Geothermal Congress |
2016 |
English |
| Hydrochemistry of the Hot Spring Fluids of Villarrica Geothermal System in the Andes of Southern Chile |
Held, Sebastian; Nitschke, Fabian; Schill, Eva; Morata, Diego; Eiche, Elisabeth; Kohl, Thomas |
— |
— |
Geothermal Resources Council Transactions |
2017 |
English |
| Identification of Failure Modes and Their Effect in Geothermal Power Plants |
Helen Ósk HARALDSDÓTTIR, Sunna ÓLAFSDÓTTIR WALLEVIK, Sigrún Nanna KARLSDÓTTIR, Kolbrún Ragna RAGNARSDÓTTIR, Sæmundur GUDLAUGSSON, Kristján Friðrik ALEXANDERSSON, Jan PŘIKRYL |
Corrosion and Scaling |
FMEA, Geothermal, Power plant infrastructure, corrosion, scaling |
World Geothermal Congress |
2020 |
English |
| Demonstration of New Geophysical Methods for Geothermal Exploration - the Technology Explained |
Helen GIBSON, Ben DELWICHE, Des FITZGERALD, Scott WIEBERG, John MIMS, and Paolo BERARDELLI |
Geophysics |
FTG, ZTEM, Magnetics, geothermal exploration, 3D modelling, geological ambiguity |
World Geothermal Congress |
2015 |
English |
| Practical Aspects of 3D Temperature and Heat Flow Modelling for EGS Energy Exploration Including a High Relief Terrain Case Study |
Helen J. Gibson, Kurt Stüwe, Ray Seikel, Desmond FitzGerald |
32. Software for Geothermal Applications |
Enhanced Geothermal Systems, GeoModeller, geothermal module, topography, Köflach, thermal insulator |
World Geothermal Congress |
2010 |
English |
| Practical Aspects of 3D Temperature and Heat Flow Modelling for Exploration of EGS Energy Plays |
Helen J. Gibson, Kurt Stüwe, Ray Seikel, Desmond Fitzgerald |
— |
Enhanced Geothermal Systems, 3D GeoModeller, geothermal module, topography, K?flach, thermal insulator |
Australian Geothermal Energy Conference |
2009 |
English |
| Designed 3D Seismic Imaging to Better Understand Geothermal Faulted Reservoir, an Upper Rhine Graden Case History |
Helene TOUBIANA, Nicolas SALAUN, Jean-Baptiste MITSCHLER, Guillaume GIGOU, Xavier CARRIERE, Alexandre RICHARD, Vincent MAURER |
Geophysics |
3D Seismic Processing, Low frequency, Depth Imaging, velocity model building, Faults, |
World Geothermal Congress |
2020 |
English |
| Well Siting in the Gráuhnúkar-Meitlar Field in the Hengill Area, SW-Iceland |
Helga Margrét HELGADÓTTIR, Ãsdis BENEDIKTSDÓTTIR, Sigurður Garðar KRISTINSSON, Auður Agla ÓLADÓTTIR, Ingvi GUNNARSSON |
Exploration |
Hengill, Gráuhnúkar, Meitlar, geothermal, geology, boreholes, alteration, resistivity, temperature, well siting |
World Geothermal Congress |
2020 |
English |
| Hydrothermal Alteration of Pyroxene in the Hellisheiði Geothermal Field, SW-Iceland |
Helga Margret HELGADOTTIR, Hjalti FRANZSON, Niels OSKARSSON, Karl GRONVOLD, Sigurdur STEINTHORSSON |
Geology |
Hellisheidi, geothermal, alteration, olivine, pyroxene, Iceland |
World Geothermal Congress |
2015 |
English |
| Geology and Hydrothermal Alteration in the Reservoir of the Hellisheidi High Temperature System, SW-Iceland |
Helga Margrét Helgadóttir, Sandra Ó. Snæbjörnsdóttir, Steinþór Níelsson, Sveinborg Hlíf Gunnarsdóttir, Theódóra Matthíasdóttir, Björn S. Harðarson, Gunnlaugur M. Einarsson and Hjalti Franzson |
12. Geology |
Alteration, high temperature system, geothermal modelling, geology |
World Geothermal Congress |
2010 |
English |
| Technology Transfer from Iceland to Kenya During Green Field Study |
Helga TULINIUS, Gylfi P. HERSIR, Sigurður G. KRISTINSSON, Finnbogi ÓSKARSSON, Daði ÞORBJÖRNSSON, Bjarni RICHTER |
Case Histories |
Kenya, Iceland, Green field, exploration, training |
World Geothermal Congress |
2020 |
English |
| Stimulating a High Enthalpy Well by Thermal Cracking |
Helga Tulinius, Herlander Correia and Omar Sigurdsson |
Exploration and Development |
stimulation, high enthalpy, injection, production |
World Geothermal Congress |
2000 |
English |
| Geothermal Evaluation in Hungary Using Integrated Interpretation of Well, Seismic and MT Data |
Helga Tulinius, Ingunn María Þorbergsóttir, László Ádám, Zuzhi Hu, Gang Yu |
16. Resource Assessment |
Geothermal, Hungary, magnetotellurics, gravity, seismic, reservoir. |
World Geothermal Congress |
2010 |
English |
| Promotion of Geothermal Energy in Serbia |
Helga TULINIUS, Lilja TRYGGVAD'OTTIR, Gísli GUDMUNDSSON |
Resource Assessment |
Serbia, geothermal, pre-feasibility, resource assessment, geothermal potential |
World Geothermal Congress |
2015 |
English |
| Two-dimensional Simulation of the Krafla-Hvitholar Geothermal Field, Iceland |
Helga Tulinius, Omar Sigurdsson |
Field Results II |
— |
Stanford Geothermal Workshop |
1989 |
English |
| How Hot Is the Deepest Part of the IDDP2 Well in Iceland? |
Helga TULINIUS, Steinþór NÃELSSON |
Exploration |
DEEPEGS, IDDP2, down hole temperature, Horner plot, Iceland, Reykjanes |
World Geothermal Congress |
2020 |
English |