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Geothermal Project NEPA Database

Sep 30, 2014
1.59 MB
Publicly accessible
During the 2013 fiscal year, the National Renewable Energy Laboratory (NREL) developed the Geothermal National Environmental Policy Act (NEPA) Database with funding provided by the U.S. Department of Energy (DOE) Geothermal Technologies Office (GTO). The information in the databas...
Authors
Young, K. and Levine, A. National Renewable Energy Laboratory
geothermalenergynepadatabaseopeneicasual usecucategorical exclusioncxcedetermination of nepa adequacydnaenvironmental assessmenteaenvironmental impact statementeisblmusfsfonsigtonational environmental policy actrapid toolkitgrcgeothermal resources council

GeoRePORT Case Studies Coso, WSMR, Dixie Valley, and Chena Hot Springs

Sep 30, 2019
8.09 MB
Curated
The Geothermal Resource Portfolio Optimization and Reporting Technique (GeoRePORT) was developed with funding from the U.S. Department of Energy Geothermal Technologies Office to assist in identifying and pursuing long-term investment strategies through the development of a resour...
Authors
Kolker, A. et al National Renewable Energy Laboratory
geothermalenergysociotechnosocialtechnicaleconomicassessmentanalysisresourcegeoreportfeasibilitycase studycase studiesreportingprotocoldixie valleycosochenawsmrwhite sands missile rangegradeexplorationproject readinessportfolio optimizationreporting toolworksheetinput

COMSOL Models and Simulation Results for Closed-Loop Geothermal Systems with Thermal Enhancements

Dec 15, 2023
91.3 MB
Curated
The Closed-Loop Geothermal Working Group and the National Renewable Energy Laboratory (NREL) have studied the performance of disc-shaped and linear thermal enhancements (conductive material introduced around a wellbore) in closed-loop geothermal systems. COMSOL models were develop...
Authors
Beckers, K. et al National Renewable Energy Laboratory
geothermalenergythermal enhancementscosmolsimulationmodelclosed-loopsteady-statetransientsimulation resultsassessmentclosed loop geothermal

Dataset for report: Non-Technical Barriers to Geothermal Development in California and Nevada

Mar 10, 2022
66.68 MB
Publicly accessible
In California and Nevada, geothermal projects are subject to non-technical barriers, which may create development delays leading to higher project costs and risks and decreased competitiveness with other electricity generation technologies. These non-technical barriers may include...
Authors
Levine, A. et al National Renewable Energy Laboratory
geothermalenergycalifornianevadasalton searegulatorybarriersnon-technicalinterviewsenvironmentalstakeholdersnon-technical barriersntbgeoreportseatpermitenvironmental reviewauthorizationseconomiclcoecostfeasibilityprocessed dataannual technology baselineatbimperial countychurchill county

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 25, 2013
65.42 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than half of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igne...
Authors
A., C. Pacific Northwest National Laboratory
geothermalfracturing fluidmonitoringxmtnmracousticrheologypermeabilityegsigneous rock

USU Camas-1 Test Well: Documentation

Oct 31, 2018
77.61 MB
Publicly accessible
This submission contains documents that describe the USU Camas-1 test well, drilled in Camas Prairie, Idaho, in Fall 2018 and Fall 2019. The purpose of this well is to validate exploration methodologies of the Snake River Plain (SRP) Play Fairway Analysis (PFA) project.
Authors
Shervais, J. Utah State University
geothermalenergyidahocamas prairieusuutah state universitycamas-1test welldrillingwell datasnake river plainsrpblindresourcecharacterizationplay fairway analysispfaidaho department of water resourcesprospectuspermitlithologicgeophysicalgeophysicsconductivityresistivitytemperaturerhyolitegraniteclay-richgougelithologywellboreenvironmentenvironmentalimpactassessmenteawildlifewildlife inventorycultural inventoryseismiccore

Water Use in Enhanced Geothermal Systems (EGS): Geology of U.S. Stimulation Projects, Water Costs, and Alternative Water Use Policies

Dec 16, 2014
2.32 MB
Publicly accessible
According to the Energy Information Administration (EIA) of the U.S. Department of Energy (DOE), geothermal energy generation in the United States is projected to more than triple by 2040 (EIA 2013). This addition, which translates to more than 5 GW of generation capacity, is anti...
Authors
Harto, C. et al Argonne National Laboratory
geothermalegsenhance geothermal systempowergeologyalternative waterpolicywaterwater usedesert peakthe geysersnewberrynewberry volcanoraft river

DCIF (Directional Cooling-Induced Fracturing) Westerly Granite AE Borehole Damage Effect Test (Task 3-0)

Jan 27, 2022
162.51 MB
Publicly accessible
Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on three rectangular Westerly granite blocks (width=depth=4.0", height=2.0") which were preheated to 200, 400, and 600 degree C to induce damage (microcracks) with varying degrees. Liquid nitrogen was poured...
Authors
Nakagawa, S. Lawrence Berkeley National Laboratory
geothermalenergydirectional cooling induced fracturingdcifdirectional cooling-induced fracturingdamage effect testfracturemicrocrackthermal stressacoustic emissionaccousticsthermal fracturefailure testraw dataprocessed datastressbiaxial stresswesterly graniteborehole damage effecttestwesterlygranite

Low-Temperature Geothermal Geospatial Datasets: An Example from Alaska

Feb 06, 2023
242.5 MB
Curated
This project is a component of a broader effort focused on geothermal heating and cooling (GHC) with the aim of illustrating the numerous benefits of incorporating GHC and geothermal heat exchange (GHX) into community energy planning and national decarbonization strategies. To bet...
Authors
Davalos Elizondo, E. et al National Renewable Energy Laboratory
geothermalenergylow temperaturegeothermal resourcesdatasetheat flowthermal conductivitybottom-hole temperaturegeoreportrsatheat pumpghpgeothermal heat exchangelow tempgeologygeophysicsoil and gaswellgeospatial dataghcghxgeothermal heating and coolingalaskaresearch size assessment tool

Utah FORGE: Fluid Injection Induced Shearing Experiments on Fractured Granitoid at Elevated Temperatures

Aug 12, 2024
80.21 MB
Publicly accessible
This repository contains experimental data from a series of fluid injection-induced shearing tests conducted on Utah FORGE granitoid. The experiments were performed using an aluminum triaxial pressure vessel (TEMCO) apparatus at Pennsylvania State University. The primary aim was t...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergytemperatureexperimentpre-stressseismicityutah forgeegsgranitoidtemcotriaxial pressure vesselfault seismicitypre-stress ratioshearpore pressure60-gritinclined fracture

GeoVision: Harnessing the Heat Beneath Our Feet Analysis Inputs and Results

Sep 30, 2019
29.51 MB
Publicly accessible
This submission includes input and results data from analysis done as part of the Geothermal Technology Office's Geothermal Vision Study (GeoVision). The submission includes data for both analysis of the electricity sector and the heating and cooling sector. For the electricity se...
Authors
Geothermal Technologies Office, U. National Renewable Energy Laboratory
geothermalenergygeovisionreeds modeldgeo modelfuture scenariosresource potentialcapacity expansionmodelingsystems analysisghpground source heat pumpgeothermal conductivitygeographic information systemgisgtcdistributed energy resourcesdersdistributed geothermal market demand modelnrelregional energy deployment systemrenewable analysiswater use analysissupply curve inputselectricity sectorair quality impactswater impacts

Deep Direct-Use Feasibility Study Numerical Modeling and Uncertainty Analysis using iTOUGH2 for West Virginia University

Dec 20, 2019
384.67 MB
Publicly accessible
To reduce the geothermal exploration risk, a feasibility study is performed for a deep direct-use system proposed at the West Virginia University (WVU) Morgantown campus. This study applies numerical simulations to investigate reservoir impedance and thermal production. Because of...
Authors
Garapati, N. et al West Virginia University
geothermalwvutuscaroraitough2lbnlreservoir flow modelpermeabilityfracturematrixuncertainty analysisnumerical modelingmonte carlofirst-order-second-moment uncertainty propagation analysisfeasibilityddudeep direct-usemorgantownreservoir impedancethermal productionresource potentialthermal breakthroughpermeability modelseconomic analysispapergeothermicsgeothermal exploration riskexploration riskmodelingeconomicdirect usewest virginia universitytuscarora sandstoneflow modeluncertaintyanalysissimulationflow

EGS Collab: Modeling and Simulation Working Group Teleconference Series (1-98)

Feb 04, 2020
11.93 GB
Publicly accessible
This submission contains the presentation slides and recordings from the first 98 EGS Collab Modeling and Simulation Working Group teleconferences. These teleconferences served three objectives for the project: 1) share simulation results, 2) communicate field activities and resul...
Authors
White, M. et al Pacific Northwest National Laboratory
geothermalenergyegs collabsurfhydraulicfracturingstimulationsanford underground research facilityexperimentegsmodelingtemperatureheat flowdtstracerpressureinjection testflowc-dots

Research Report of Low Temperature Geothermal Play Fairway Analysis for the Appalachian Basin

Sep 30, 2015
32.65 MB
Publicly accessible
This is a final report summarizing a one-year (2014-15) DOE funded Geothermal Play Fairway Analysis of the Low-Temperature resources of the Appalachian Basin of New York, Pennsylvania and West Virginia. Collaborators included Cornell University, Southern Methodist University, and...
Authors
Jordan, T. et al Cornell University
geothermalnew yorkpennsylvaniawest virginiadeep direct usedduappalachian basingeothermal play fairway analysispfaplay fairwayanalysismonte carlofinal reportphase 1low temperatureexplorationcharacterization
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