| LONG-TERM REINJECTION PROJECT IN THE LAUGALAND LOW-TEMPERATURE AREA IN N-ICELAND |
Gudni Axelsson, Gudrun Sverrisdottir, Olafur G. Flovenz |
Injection |
Laugaland, Iceland |
Stanford Geothermal Workshop |
1998 |
English |
| GRÓ Geothermal Training Programme in Iceland: Geothermal capacity building in developing countries for 45 years |
Gudni Axelsson, Ingimar Haraldsson, Málfrídur Ómarsdóttir, Vigdís Hardardóttir |
Geothermal Education |
Geothermal training, developing countries, GRÓ, UNESCO, research project |
World Geothermal Congress |
2023 |
English |
| Sustainable Management of Geothermal Production |
Gudni AXELSSON, Ladislaus RYBACH and Egill JULIUSSON |
Sustainability and Climate Change |
Renewability, sustainable production, management, protocol, indicators |
World Geothermal Congress |
2020 |
English |
| Thermal Energy Extraction by Reinjection from the Laugaland Geothermal System in N-Iceland |
Gudni Axelsson, Olafur G. Flovenz, Arnar Hjartarson, Steinunn Hauksdottir, Gudrun Sverrisdottir, Franz Arnason, Arni Arnason and Reynir Bodvarsson |
Injection Technology |
reinjection, low-permeability, thermal energy extraction, Laugaland system |
World Geothermal Congress |
2000 |
English |
| Successful Utilization of Low-Temperature Geothermal Resources in Iceland for District Heating for 80 Years |
Gudni Axelsson, Thorgils Jonasson, Magnus Olafsson and Arni Ragnarsson |
5. Sustainability |
low-temperature, district heating, management, sustainable |
World Geothermal Congress |
2010 |
English |
| Geothermal Possibilities in Kazakhstan |
Gudni AXELSSON, Thorleikur JÓHANNESSON, Steinunn HAUKSDÓTTIR, Thráinn FRIDRIKSSON, Tobias WEISENBERGER and Mitsunori MOTOHASHI |
Case Histories |
Kazakhstan, sedimentary resources, direct use, WB, ICEIDA |
World Geothermal Congress |
2020 |
English |
| The Role of Lumped Parameter Modelling of Reservoir Pressure in the Resource Management of 6 low-temperature Geothermal Systems Utilized by the District Heating Network of Nordurorka in Central N-Iceland |
Gudni AXELSSON, Thorsteinn EGILSON, Bjarni GAUTASON, Stefán STEINDÓRSSON |
Field Management |
low-temperature systems, district heating, resource management, reservoir pressure, lumped parameter modelling |
World Geothermal Congress |
2015 |
English |
| Revision of the Conceptual Model for the Olkaria Geothermal System, Kenya |
Gudni AXELSSON, Valdís GUDMUNDSDÓTTIR, Andri ARNALDSSON, Halldór ÁRMANNSSON, Knútur ÁRNASON, Gunnlaugur M. EINARSSON, Hjalti FRANZSON, Saeunn HALLDÓRSDÓTTIR, Gylfi Páll HERSIR, Kennedy KAMUNYA, Steinþór NÍELSSON, Joyce OKOO, Ammon OMITI, Peter OUMA, Finnb |
Field Studies |
Olkaria, drilling, conceptual model |
Stanford Geothermal Workshop |
2017 |
English |
| SUSTAINABLE MANAGEMENT OF GEOTHERMAL RESOURCES |
Gudni Axelsson, Valgardur Stefansson and Youshi Xu |
Management of Geothermal Resources |
sustainable utilisation, geothermal management, monitoring, reinjection, Beijing geothermal systems. |
Beijing International Geothermal Symposium |
2002 |
English |
| Sustainable Management of Geothermal Resources and Utilization for 100-300 Years |
Gudni Axelsson, Valgardur Stefánsson, Grímur Björnsson and Jiurong Liu |
5. Sustainability |
Sustainability, case studies, modeling |
World Geothermal Congress |
2005 |
English |
| Sustainable Utilization of Geothermal Resources |
Gudni Axelsson, Valgardur Stef·nsson, GrÌmur Bjˆrnsson |
FIELD STUDIES |
geothermal resources, sustainable utilization |
Stanford Geothermal Workshop |
2004 |
English |
| Development of GSAP - Geothermal Sustainability Assessment Protocol |
Gudni JOHANNESSON, Jonas KETILSSON, Jon INGIMARSSON, Ragnheidur OLAFSDOTTIR, Bjarni PALSSON, Hildigunnur THORSTEINSSON, Holmfridur SIGURDARDOTTIR, Kristin Vala MATTHIASDOTTIR, Adalbjorg Birna GUTTORMSDOTTIR, Sigurdur ARNALDS |
Sustainability and Climate Change |
sustainability assessment, assessment protocol |
World Geothermal Congress |
2020 |
English |
| 3D Inversion of MT Data in Geothermal Exploration: a Workflow and Application to Hengill, Iceland |
Gudni Karl ROSENKJAER and Douglas W. OLDENBURG |
Geophysics |
Hengill, geophysics, magnetotellurics |
Stanford Geothermal Workshop |
2012 |
English |
| Stuck Casing Mitigation - Raising Situation Awareness During Casing/Liner Installation Based on Real Time Friction Coefficient Analysis |
Gudrun HILLBRAND, Manuel FASCHING, David LENTSCH, Gerhard THONHAUSER |
Drilling and Completion Technology |
stuck casing mitigation, running casing model, |
World Geothermal Congress |
2020 |
English |
| Potential Use of Geothermal Heat in Lithium- Ion Battery Production |
Gudrun SAEVARSDOTTIR, Pai-chun TAO, Hlynur STEFANSSON, William HARVEY |
Direct Use |
lithium ion battery, geothermal energy, energy cost, carbon emission |
World Geothermal Congress |
2015 |
English |
| Utilization of Chloride Bearing High Enthalpy Geothermal Fluid |
Gudrun SAEVARSDOTTIR, Steindór HJARTARSON, Kristinn INGASON, Bjarni PALSSON, William S. HARVEY |
Power Generation |
supercritical power cycles; IDDP; wet scrubbing; dry scrubbing; utilization of geothermal fluid; HCl; volatile chloride; corrosion mitigation; superheated geothermal steam |
World Geothermal Congress |
2015 |
English |
| Aqueous Potassium Carbonate Droplets Injection in Superheated Steam Flow: Computational Modelling and Experimental Investigation |
Gudrun SAEVARSDOTTIR, Vijay CHAUHAN, Maria GUDJONSDOTTIR |
Power Generation |
boiling point elevation; CFD, potassium carbonate; geothermal; superheated steam |
World Geothermal Congress |
2020 |
English |
| Preliminary Results of the Geothermal Exploration Project of EDD in Fialé, Asal Rift, Djibouti |
Guelleh, Djama Ali; Chaari, Mohamed; Mohamed, Jalludin; Davis, Leland; Haizlip, Jill; Hinz, Nicholas |
Exploration; Drilling; |
Geothermal, Exploration Drilling, African Rift, Djibouti, Africa |
Geothermal Resources Council Transactions |
2023 |
English |
| Isotopic Geochemistry of Acid Lakes in the Uzon-Geyserny and Karymsky Geothermal Areas (KAMCHATKA) |
Guennady Karpov, Alexander Esikov and Dmitry Esikov |
Case Histories |
volcano, caldera, geothermal system, water isotopes |
World Geothermal Congress |
2000 |
English |
| Heating Three Building Complexes in Scottsbluff, Nebraska, with Geothermal Energy -- Design Options and Economics |
Guenther, Raymond A. |
Direct use; Space heating/cooling; Economics; Feasibility st |
Direct Use; USA; Nebraska; Scottsbluff; District Heating System; Economics; Reinjection; Flow Rates |
Geothermal Resources Council Transactions |
1982 |
English |