| Tracer Response and Evaluation of Thermal Front Migration at an Operating Geothermal Field in the Western USA |
Zachary BROWN, Leland DAVIS, Alexander MILTON |
Tracers |
Tracer Test, Permeability, Thermal front migration |
Stanford Geothermal Workshop |
2024 |
English |
| Flow Measurements and Transport of Temperature-Responsive Hydrogel Microspheres for Use in Subsurface Flow Management |
Bryan H. ABDULAZIZ, Aaron BAXTER, Danni TANG, Adam J. HAWKINS, Sarah HORMOZI, Patrick FULTON, Ulrich B. WIESNER, Jefferson W. TESTER |
Tracers |
premature thermal breakthrough, short circuit, microgel, hydraulic control, frictional power loss, pressure drop, temperature, volume fraction, jamming |
Stanford Geothermal Workshop |
2025 |
English |
| Tracer Flow Testing for Determination of Mass Flow Rates, A Case Study for KenGen-Olkaria Production Wells |
Felix KIRUI |
Tracers |
tracers, Naphthalene Sulphonates, Sulphur Hexafluoride, mass flow, enthalpy, and two-phase flow measurements |
Stanford Geothermal Workshop |
2025 |
English |
| The Use of Reversibly Sorbing Tracers for Characterizing Reservoir Fracture Surface Area in Engineered Geothermal Systems |
Peter ROSE |
Tracers |
tracers, naphthalene sulfonates, reversibly adsorbing tracers, quantum dots, nanoparticle tracers, Utah FORGE, EGS |
Stanford Geothermal Workshop |
2025 |
English |
| Zeolite Tracers Applied to Flow Through Production Well Connections |
Nelson BARROS-GALVIS, Christine EHLIG-ECONOMIDES |
Tracers |
zeolite tracers, enhanced geothermal system, zeolites. hydraulic fractures, fracture-driven interaction |
Stanford Geothermal Workshop |
2026 |
English |
| Tracer Flow Testing for Determination of Mass Flow Rates and Enthalpies, Case Study for KenGen-Olkaria Production Wells |
Felix KIRUI |
Tracers |
Tracers, Naphthalene Sulphonates, Sulphur Hexafluoride, Mass flow, Enthalpy, Two-phase flow |
Stanford Geothermal Workshop |
2026 |
English |
| Tracer Testing in Propped EGS Fractures: Modeling and Analysis |
Sarah SAUSAN, Roland HORNE |
Tracers |
tracer testing, propped fracture, Utah FORGE |
Stanford Geothermal Workshop |
2026 |
English |
| Application of the CSTR in Series Model on Geothermal Tracer Returns to Evaluate Long-term Reservoir Temperature Stability |
Nicholas SILVA, John MURPHY, Adam JOHNSON |
Tracers |
tracer, reinjection, recycling, temperature forecast |
Stanford Geothermal Workshop |
2026 |
English |
| Cooperative Reservoir Engineering Research between Instituto de Investigaciones Electricas, Mexico, and Stanford University, USA |
Horne, Roland N.; Iglesias, Eduardo |
Tracer testing; Well testing; Reservoir modeling; Permeabili |
General; Research |
Geothermal Resources Council Transactions |
1985 |
English |
| Interpretation of Tracer Return Profiles at Wairakei Geothermal Field Using Fracture Analysis |
Fossum, Martin P.; Horne, Roland N. |
Tracer testing; Well testing; Interference testing; Reservoi |
Exploration; New Zealand; Wairakei; Enthalpy; Flow Rates; Injection; Tracer Analysis; Reinjection Wells |
Geothermal Resources Council Transactions |
1982 |
English |
| Advancements in Tracer Flow Testing: Development of Real-Time Technology for Flow and Enthalpy Measurements |
Broaddus, Matthew; Katz, J. Ivan; Hirtz, Paul; Kunzman, Russ |
Tracer testing; Well testing; Flow testing |
Tracer flow testing; MicroMod; Continuous brine monitor |
Geothermal Resources Council Transactions |
2010 |
English |
| Optimization of Injection Scheduling in Geothermal Fields |
Lovekin, James; Horne, Roland N. |
Tracer testing; Well optimization; Injection; Computer model |
Reinjection; Tracers; Simulation; Injection; Breakthrough |
Geothermal Resources Council Transactions |
1987 |
English |
| A Summary of Tracer and Thermal Tests Conducted at the Altona Field Laboratory |
Hawkins, Adam; Becker, Mathew; Tester, Jefferson |
Tracer testing; Reservoir modeling; Well testing; Thermal re |
Thermal breakthrough; inert; adsorbing; thermally degrading; nanoparticle; field test; flow channeling |
Geothermal Resources Council Transactions |
2018 |
English |
| Characterization of Tracer Responses Using Fractional Derivative-Based Mathematical Model and Its Application to Prediction of Mass Transport in Fractured Reservoirs |
Suzuki, Anna; Makita, Hiroshi; Niibori, Yuichi; Fomin, Sergei A.; Chugunov, Vladimir A.; Hashida, Toshiyuki |
Tracer testing; Reservoir modeling; Fractures; Fluid dynamic |
Reinjection; tracer test; fractured reservoir; fractional-derivative; mathematical model |
Geothermal Resources Council Transactions |
2012 |
English |
| Conceptual Modeling and Tracer Testing at Ribeira Grande, Sao Miguel, Azores, Portugal |
Ponte, Carlos; Cabecas, Rui; Rangel, Graca; Martins, Rita; Klein, Chris; Pham, Minh |
Tracer testing; Reservoir modeling |
Tracer Testing; Conceptual Model; Hydrogeologic Model; SOGEO; Injection Returns |
Geothermal Resources Council Transactions |
2009 |
English |
| Analysis and Interpretation of NDS Tracer Test Results at the Olkaria West Geothermal Field, Kenya |
Porras, Enrique; Mabwa, Ernest; Spielman, Paul; Bjornsson, Grimur; Hirtz, Paul; Broaddus, Matthew |
Tracer testing; Reservoir management; Reservoir cooling; Nap |
Kenya; Olkaria III; Reinjection; Reservoir; Cooling; Tracer; ORMAT |
Geothermal Resources Council Transactions |
2010 |
English |
| Assessment of Thermal Interference in the Northern Part of Los Azufres Geothermal Field, Mexico, by Tracer Test Analysis |
Molina Martinez, Abraham III; Axelsson, Gudni |
Tracer testing; Reservoir management; Injection; Reservoir c |
Geothermal; tracers; Los Azufres; Mexico |
Geothermal Resources Council Transactions |
2011 |
English |
| Radon Emanation in Geothermal Reservoirs |
Macias-Chapa, Luis; Kruger, Paul |
Tracer testing; Radon; Geochemical surveys |
Reservoir Engineering; Tracer; USA; Radium; Diffusion; convection; Transport Properties; Radiation; Chemically Inert; Thermodynamic; Source Term; Exposed Surface; Granite; Stanford University; US DOE |
Geothermal Resources Council Transactions |
1979 |
English |
| Tracer Survey in Svartsengi Field 1984 |
Gudmundsson, Jon Steinar; Hauksson, Trausti |
Tracer testing; Production decline; Injection; Hydrogeology |
Well Tests; Reservoir Parameters; Iceland; Svartsengi; Enthalpy; Production; Scale; Injection; Tracer; High Temperature Reservoir; Temperature; Porous Media; Silica; Fractures; Calcite |
Geothermal Resources Council Transactions |
1985 |
English |
| Results of the First Application of Perfluorocarbons and Alcohols in a Multi-Well Vapor and Two-Phase Tracer Test at the Darajat Geothermal Field, Indonesia, and Implications for Injection Management |
Sugandhi, Arias; Hirtz, Paul N.; Mahagyo, Purwantoko; Nordquist, Gregg A.; Martiady, Krisnendar; Roberts, Jeffrey W.; Kunzman, Russell J.; Adams, Mike C. |
Tracer testing; Perfluorocarbons; Freon; Alcohol; Injection; |
Perfluorocarbon; Vapor-Tracer; Two-Phase Tracer; Freon; Alcohol; Water Saturation; Darajat |
Geothermal Resources Council Transactions |
2009 |
English |