| Geothermal Drilling Time Analysis-A Case Study of Menengai and Hengill |
Lilian OKWIRI |
Drilling and Completion Technology |
drilling challenges, drilling time, non-productive time |
World Geothermal Congress |
2015 |
English |
| Extended Reach Wells for Enhanced Heat Production |
Ungemach, P; Antics, M; Promis, M-P |
Technology and Best practice – Direct Uses |
Drilling completion, reservoir engineering, well architecture |
European Geothermal Congress |
2016 |
English |
| Achievement Ratio of Drilling Wells in the Kirishima Geothermal Field, Japan |
Makio Kodama and Kazunori Gokou |
SECTION 5 - Drilling and Completion Technology |
drilling cost, success ratio of wells, Japan |
World Geothermal Congress |
1995 |
English |
| Uncertainty Analysis of Geothermal Well Drilling and Completion Costs |
Silverman, Rachel L.; Lukawski, Maciej Z.; Tester, Jefferson W. |
Drilling; Well completion; Economics; Risk management |
Drilling cost; well cost; economics; uncertainty; risk; probability |
Geothermal Resources Council Transactions |
2014 |
English |
| Implications of Drilling Technology Improvements on the Availability of Exploitable EGS Resources |
Thomas S. LOWRY, Adam FORIS, John T. FINGER, Stephen PYE, Douglas A. BLANKENSHIP |
General |
Drilling costs, enhanced geothermal systems, EGS, LCOE, GT-Mod, GeoVision |
Stanford Geothermal Workshop |
2017 |
English |
| A Comparison of Geothermal with Oil and Gas Well Drilling Costs |
Chad Augustine, Jefferson W. Tester, Brian Anderson, Susan Petty |
Introduction |
drilling costs, index, correlation |
Stanford Geothermal Workshop |
2006 |
English |
| Case Study: Biological Treatment of Geothermal Drilling Cuttings |
Frydda Sandoval, J.B. Randle |
2. Environmental and Societal Aspects |
Drilling cuttings, geothermal waste management. Biological treatment. |
World Geothermal Congress |
2010 |
English |
| Rate of Penetration of Geothermal Wells: a Key Challenge in Hard Rocks |
Clément BAUJARD, Régis HEHN, Albert GENTER, Dimitra TEZA, Jörg BAUMGARTNER, Frédéric GUINOT, Antony MARTIN, Sepp STEINLECHNER |
Enhanced Geothermal Systems |
Drilling data, Granite, Sandstone, ROP, Lithology, Thermodrill project |
Stanford Geothermal Workshop |
2017 |
English |
| Bit Performance Evaluation in Geothermal Wells Drilling |
Bonar MARBUN, Devi ANGGARA, Bagus Zukhri FADHOLI, Bayu WILANTARA |
Emerging Technology |
Drilling evaluation, bit performance, cost per foot, specific energy |
Stanford Geothermal Workshop |
2014 |
English |
| Feasibility Study of Tannin-Lignosulfonate Drilling Fluid System for Drilling Geothermal Prospect |
Nurul Aimi GHAZALI, Shigemi NAGANAWA, Yoshihiro MASUDA |
Drilling |
drilling fluid, deflocculant, tannin-lignosulfonate, tannin, and lignosulfonate |
Stanford Geothermal Workshop |
2018 |
English |
| Preparing Drilling Fluid Composition for Geothermal Reservoirs |
Bulent TOKA, Nuray TOKA |
Drilling and Completion Technology |
Drilling fluid, rheology, filtrate volume |
World Geothermal Congress |
2015 |
English |
| Geothermal Drilling Corrosion - Reducing Costs And Failures With Onsite Monitoring And Treatment |
Tuttle, John D.; Listi, Renan; Tate, Ron |
Drilling; Corrosion; Drilling fluids |
Drilling fluids, corrosion, mud, corrosion rings |
Geothermal Resources Council Transactions |
2020 |
English |
| Drill-In Fluids to Minimize Production Zone Damage in Geothermal Wells |
Listi, Renan; Tuttle, John; Peterson, Neil |
Drilling fluids; Formation damage |
Drilling fluids; Formation damage |
Geothermal Resources Council Transactions |
2010 |
English |
| Protecting the Payzone |
Listi, Renan; Tuttle, John; Peterson, Neil |
Drilling fluids; Formation damage; Well completion |
Drilling fluids; Formation damage |
Geothermal Resources Council Transactions |
2011 |
English |
| Experimental Analysis of How the Form of Biodegradable Resin Drilling Fluid Additives Affects Filtration Properties and Lost Circulation Prevention Performance |
Onuki, Masayoshi; Bjarkason, Elvar K.; Naganawa, Shigemi |
Drilling; Lost circulation materials; Drilling fluids |
Drilling mud, fluid loss, lost circulation materials, filtration properties, filter cake |
Geothermal Resources Council Transactions |
2023 |
English |
| Drilling the Perfect Geothermal Well: an International Research Coordination Network for Geothermal Drilling Optimization Supported by Deep ML and Cloud Based Data Aggregation |
Adam SCHULTZ, Pradeep ASHOK, Alain BONNEVILLE, Daniel BOUR, Rolando CARBONARI, Trenton CLADOUHOS, Geoffrey GARRISON, Roland HORNE, Gunnar Kaldal, Susan PETTY, Robert RALLO, Carsten SORLIE, Dang TON, Matt UDDENBURG, Eric VAN OORT, Leandra WEYDT |
Drilling |
drilling optimization, database, machine learning, cost reduction |
Stanford Geothermal Workshop |
2023 |
English |
| Incorporating Plain English Driller Comments Into Machine Learning Drilling Optimization |
Dang TON, Roland HORNE |
Drilling |
drilling optimization, machine learning, neural network, natural language processing |
Stanford Geothermal Workshop |
2022 |
English |
| Overcoming Drilling Challenges with Rotary Steerable Technology in Deep Geothermal Wells in the Molasse Basin of Southern Germany |
Lentsch, David; Savvatis, Alexandros; Schubert, Achim; Schoebel, Wolfgang |
Directional drilling; Equipment design; Deep drilling |
Drilling optimization; drilling performance; rotary steerable systems; Southern German Molasse Basin; deep geothermal wells; wellbore instabilities; complex 3D-wellpaths |
Geothermal Resources Council Transactions |
2012 |
English |
| Problems Encountered While Drilling and Completion Stages in Asal Rift Wells, Djibouti |
Farah OMAR FARAH |
Drilling and Completion Technology |
Drilling parameters, drilling problems, vertical drilling, well planning, wellbore-stability |
World Geothermal Congress |
2015 |
English |
| Analysis of Drilling Performance Using PDC Bits, Fallon FORGE Well 21-31 |
Logan HACKETT, Doug BLANKENSHIP, Ann ROBERTSON-TAIT |
Drilling |
drilling performance analysis, PDC bits, tri-cone bits, Fallon FORGE, Well 21-31 |
Stanford Geothermal Workshop |
2020 |
English |