| Effect of Initial Water Saturation on the Performance of Fracturing Fluids with and Without Polyallylamine Under Simulated EGS Conditions |
Guoqing JIAN, Ramesh S. SARATHI, Carlos A. FERNANDEZ, Jeff BURGHARDT, Alain BONNEVILLE |
Enhanced Geothermal Systems |
StimuFrac, polyallylamine (PAA), CO2-reactive polymer, fracturing, initial water saturation |
Stanford Geothermal Workshop |
2022 |
English |
| A Multiscale Recurrent Neural Network Model for Long-Term Prediction of Geothermal Energy Production |
Anyue JIANG, Zhen QIN, Dave FAULDER, Trenton T. CLADOUHOS, and Behnam JAFARPOUR |
Reservoir Engineering |
geothermal reservoir, machine learning, recurrent neural network, multi-scale |
Stanford Geothermal Workshop |
2022 |
English |
| The Geothermal Geodometer: A Geochemical Approach to Targeting Upflow in Long Valley |
Adam JOHNSON, Robert SELWOOD, Daniel FEUCHT |
Field Studies |
Long Valley geothermal field, Casa Diablo, Basalt Canyon, geothermometry, geodometer, upflow, outflow, lidar, magnetotellurics |
Stanford Geothermal Workshop |
2022 |
English |
| Untapped Geothermal Energy: an Active Negotiation Between Incumbents and Challengers Within the Geothermal Community |
Bryant JONES |
General |
agenda setting, geothermal community, energy policy, strategic action fields, frame analysis, incumbents and challengers, policy attention, messaging and framing, advocacy coalitions |
Stanford Geothermal Workshop |
2022 |
English |
| Hydro-Mechanical Modeling of Magma Injections in NE Sector of Mutnovsky Volcano (Kamchatka) |
Alexey KIRYUKHIN, Noriyoshi TSUCHIYA |
Emerging Technology |
magma, fracking, Mutnovsky, volcano, MEQ, production, reservoirs |
Stanford Geothermal Workshop |
2022 |
English |
| Lab-scale Structural Analysis and Poroelastic Measurements of Rocks from the San Emidio Geothermal Field, Nevada, U.S |
Samantha J. KLEICH, Matthew FOLSOM, Jesse HAMPTON, Kurt L. FEIGL, and The WHOLESCALE Team |
Enhanced Geothermal Systems |
WHOLESCALE, San Emidio, EGS, poroelasticity, stiffnesses, lab measurements |
Stanford Geothermal Workshop |
2022 |
English |
| The EGS Collab – Initial Results from Experiment 2: Shear Stimulation at 1.25 Km Depth |
Tim KNEAFSEY, Doug BLANKENSHIP, Pat DOBSON, Joseph P. MORRIS, Mark WHITE, Pengcheng FU, Jeff BURGHARDT, Bill ROGGENTHEN, Paul C. SCHWERING, EGS Collab Team |
EGS Collab |
Stimulation, crystalline rock, field test, simulation, flow test, geophysics |
Stanford Geothermal Workshop |
2022 |
English |
| Geothermal, Oil and Gas Well Subsurface Temperature Prediction Employing Machine Learning |
Ameya KSHIRSAGAR, Parth SANGHAVI |
Emerging Technology |
Geothermal Energy, Machine Learning, Prediction |
Stanford Geothermal Workshop |
2022 |
English |
| Multimodal Machine Learning for 3D Characterization of Hidden Groundwater and Geothermal Resources: Case Study, LÄna‘i Hawaii |
Michael J FRIEDEL., Nicole LAUTZE, Erin WALLIN, Aaron ROTHFOLK |
Emerging Technology |
Multimodal machine learning, 3D geothermal stratigraphic units, 3D hidden geothermal resources, 3D hidden groundwater resources, 3D temperature prediction, 3D chloride prediction, 3D specific capacity prediction, 3D geology predictions, dike swarms, pluton, sill, batholith, Moho, LÄna‘i Hawaii |
Stanford Geothermal Workshop |
2022 |
English |
| Extended Meq Hectohertz Coda Wave Energy in the Ambient Crust -- Implications for Surface Seismic Array Flow Structure Imaging |
Peter LEARY and Peter MALIN |
Modeling |
ambient crust; poroperm distributions; microseismicity; seismic scattering; coda waves; Arps decline curves; flow imaging |
Stanford Geothermal Workshop |
2022 |
English |
| Numerical Simulation of Fluid Circulation in Hydraulically Fractured Utah FORGE Wells |
Sang H. LEE and Ahmad GHASSEMI |
Modeling |
geothermal, hydraulic fracturing, FORGE, reservoir performance, reservoir model, heat transport, EGS |
Stanford Geothermal Workshop |
2022 |
English |
| Managing Injection Parameters to Control Hydraulic Fracture Patterns |
Wenfeng LI, Luke P. FRASH, J. William CAREY, Meng MENG, Nathan J. WELCH |
Enhanced Geothermal Systems |
EGS, Hydraulic Fracture Branching, Optimization, Injection Design |
Stanford Geothermal Workshop |
2022 |
English |
| Deep Learning for Prediction and Optimization of Air-Cooled Binary Cycle Geothermal Operation |
Wei LING, Yingxiang LIU, Robert YOUNG, Jalal ZIA, Michael SWYER, Trenton T. CLADOUHOS, Behnam JAFARPOUR |
Modeling |
Deep learning, neural networks, optimization, control, geothermal power plants |
Stanford Geothermal Workshop |
2022 |
English |
| The Evidence of Neutral Thermal Water by Petrography and Mineral Assemblages of Andesite in Tatun Volcano Group, Taiwan |
Chia-Mei LIU, Yan-Jin CHEN, Ke-Han SONG, Yu-Wei TSAI |
Field Studies |
Taiwan, Tatun Volcano Group, neutral thermal water, petrography, calcite, cristobalite, montmorillonite, iron oxide-limonite, surface water |
Stanford Geothermal Workshop |
2022 |
English |
| Examining the Monetary and Time Costs of Lost Circulation |
Thomas LOWRY, Carmen WINN, Patrick DOBSON, Abraham SAMUEL, Timothy KNEAFSEY, Stephen BAUER, Craig ULRICH |
Drilling |
lost circulation, drilling costs, drilling time |
Stanford Geothermal Workshop |
2022 |
English |
| Time Variations in Velocity and Density in Geothermal Reservoirs |
Randall MACKIE, Wolfgang SOYER, HALLINAN, Stephen |
Geophysics |
gravity, micro-earthquakes, joint inversion, multi-physics, time variations |
Stanford Geothermal Workshop |
2022 |
English |
| Modelling Single Well Closed Loop for Dry Rock Geothermal System |
Kiarash MANSOUR POUR, Denis VOSKOV |
Modeling |
geothermal simulation, coupled well and reservoir modelling |
Stanford Geothermal Workshop |
2022 |
English |
| Thermo-Poroelastic Effects on Permeability Change and Production Optimization in an Enhanced Geothermal Reservoir – Case Study of Deep Upper Jurassic Carbonates in the Bavarian Molasse Basin |
Ernesto MENESES RIOSECO, Michael DUSSEL, Inga S. MOECK |
Reservoir Engineering |
3-D reservoir modelling, numerical simulation, coupled reservoir processes, naturally fractured reservoir, EGS, permeability variations, production optimization |
Stanford Geothermal Workshop |
2022 |
English |
| Permeability of Basalt Through the Brittle-Ductile Transition, Implications for Superhot Rock Geothermal |
Gabriel MEYER, Geoffrey GARRISON, Marie VIOLAY |
Enhanced Geothermal Systems |
Newberry, superhot rock, enhanced geothermal systems, ductile deformation |
Stanford Geothermal Workshop |
2022 |
English |
| Machine Learning-Based Power Density Prediction for Binary Cycle Geothermal Power Generation in Japan |
Hisako MOCHINAGA |
Modeling |
machine learning, power density, geothermal reservoir modeling, FNN, RNN, sequence to sequence prediction |
Stanford Geothermal Workshop |
2022 |
English |