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"rock stress"×

Utah FORGE 2-2439v2: Characterizing In-Situ Stress with Laboratory Modelling and Field Measurements 2024 Annual Workshop Presentation

Sep 04, 2024
60.41 MB
Publicly accessible
This is a presentation on A Multi-Component Approach to Characterizing In-Situ Stress at the Utah FORGE Site: Laboratory Modelling and Field Measurements project by The University of Pittsburgh, presented by Andrew Bunger. The project characterizes the stress in the Utah FORGE EGS...
Authors
Bunger, A. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgein-situ stressmachine learningmachine learning for in-situ stresssonic logsmini-fracrock mechanicsrock stressstressstress estimationvideopresentation

Utah FORGE: Stress Logging Data

Mar 14, 2018
814.17 kB
Publicly accessible
This spreadsheet consist of data and graphs from deep well 58-32 stress testing from 6900 7500 ft depth. Measured stress data were used to correct logging predictions of in situ stress. Stress plots shows pore pressure (measured during the injection testing), the total vertical in...
Authors
McLennan, J. Energy and Geoscience Institute at the University of Utah
geothermalenergywell 58-32stress58-32 stressstress test58-32 stress data58-32 stress testutah forgeutahroosevelt hot springsutyoungs moduluspoisson ratiodynamicpressurepore pressuresh maxverticalhorizontalstress loglogginglogdataforgeegsrock propertiesrock propsgeomechanicswell datain situ stressresourcecharacterizationmilfordstress plot

Utah FORGE: Well 58-32 Core Analyses

May 30, 2018
24.23 MB
Publicly accessible
This dataset contains final reports regarding stress measurements, permeability measurements, and mechanical properties from the core testing of well 58-32, in PDF format, and spreadsheets containing tables from the reports as part of Utah FORGE Phase 2B. Please refer to the repor...
Authors
McLennan, J. Energy and Geoscience Institute at the University of Utah
geothermalenergygeomechanicspermeabilityutah forgeutah forge phase 2bwell 58-32rock stressrock mechanical propertiesutah geothermalyoungs moduluspoissons ratiofracturemechanical propertieswell logsshear wavedipole sonic imagerdsicompressional wavelabfailure envelopetensile strengthmilfordroosevelt hot springspermeability measurementsopenhole sectionsitu stressesinjectionpressure transient methodsfield testinglab testingstress measurementshydraulic fractureegsphase 2bforgeutahcore datastressrock propertiescore testingwell coordinateswell locationwell dataresourcecharacterization

Devices Suitable for Sectional Isolation Along Both Cased and Open-hole Wellbores Geomechanical Packer Formation Model Iteraction

Jun 20, 2023
73.05 MB
Publicly accessible
The main goal of this project is to develop an annular isolation system capable to withstand geothermal downhole conditions and mitigate the problems experienced by conventional packers in FORGE wells. This presentation outlines the work in rock modelling and interaction with the ...
Authors
Ghassemi, A. et al Welltec
geothermalenergywellborecasingdrillingtechnicalassessmentstimulationforgeegs

Utah FORGE: Stress Ratio Dependence of Ultrasonic Anisotropy in Well 16B(78)-32 Core

Apr 07, 2025
22.48 MB
Publicly accessible
This dataset contains high-pressure ultrasonic measurements on a foliated granitoid core from Well 16B(78)-32 at the Utah FORGE site. Ultrasonic P-waves and two orthogonal S-waves were measured concurrently parallel and perpendicular to the rock fabric. All measurements were mad...
Authors
Lisabeth, H. and Savage, H. Lawrence Berkeley National Laboratory
geothermalenergygeomechanicsanisotropyutah forgeegsultrasonic velocityseismic anisotropystress ratiohigh-pressurep-waves-wavethomsen parametersmicrofracturesfoliated granitoidconfining pressureucsccore analysisraw dataprocessed datavisualizationsrock mechanicsgeophysics

Utah FORGE 2-2439: A Multi-Component Approach to Characterizing In-Situ Stress: Laboratory, Modeling and Field Measurement 2023 Annual Workshop Presentation

Sep 08, 2023
67.35 MB
Publicly accessible
This is a presentation on A Multi-Component Approach to Characterizing In-Situ Stress at the U.S DOE FORGE EGS Site: Laboratory, Modeling and Field Measurement project by Battelle [Columbus, OH], presented by Mark Kelley. The project's objective was to characterize stress in the U...
Authors
Kelley, M. and Bunger, A. Battelle Memorial Institute
geothermalenergyannual workshop2023utah forgeegsmachine learningin-situ stressstress characterizationmini-fracrock-core stress estimationsonic-log datamodelinglaboratory experimentsdeformation rate analysisboundary element methodsleeve frac packerfar-fieldnear-field

Utah FORGE 5-2615: Determination and Analysis of Thermo-poromechanical Response of Fractured Rock 2024 Annual Workshop Presentation

Sep 01, 2024
63.48 MB
Publicly accessible
This is a presentation on the Determination and Modeling-Informed Analysis of Thermo-poromechanical Response of Fractured Rock for Application to FORGE by the University of Oklahoma, presented by Ahmad Ghassemi. This video presentation discusses how to improve understanding and co...
Authors
Ghassemi, A. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeuniversity of oklahomatpmthermo-hydro-mechanicalrock mechanicsporositythermoporomechanicaldfitreservoir stress modellingrock stressmicro-seismicityegsvideopresentation

Utah FORGE 2-2446: Report on Laboratory Block Experiments with Six Different Combinations of Stresses and Rock Fabrics

Jan 30, 2025
15.21 MB
Publicly accessible
This report documents a series of block-scale hydraulic fracturing experiments, simulating Utah FORGE conditions to investigate how different combinations of in situ stress regimes, well orientations, and thermal stress conditions influence fracture initiation and propagation. The...
Authors
Bunger, A. and Lu, Y. Lawrence Livermore National Laboratory
geothermalenergyutah forgehydraulic fracturingtriaxial loadingegsblock-scalein situ stressthermal stimulationbreakdown pressurefracture propagationrock mechanicsfracture mappinglaboratory experimentsreservoir stimulationtechnical report

Numerical Modeling for Hydraulic Fracture Prediction

Apr 26, 2016
1.1 MB
Publicly accessible
Numerical modeling on fused silica cylindrical materials for predicting overpressures required to fracture an homogeneous pure (surrogate) material with known mechanical properties similar to igneous rock materials and later compare these values to experimental overpressures obtai...
Authors
Gupta, V. Pacific Northwest National Laboratory
silicafracturingmodelingoverpressurepredictionnumerical modelingmechanical propertiesfused silica surrogate cylindrical samplesmaterial p[ropertiesfused quartzstress distributioncrack extensionstress intensity factorinternal pressureconfining pressurevariationstimulationreservoir

Utah FORGE: Triaxial Direct Shear Results February 2025

Feb 28, 2025
1.18 GB
Publicly accessible
This dataset contains results from nine triaxial direct shear tests conducted by Los Alamos National Laboratory on samples from FORGE Well 16A(78)-32. The primary objectives of this work were to determine the shear strength in both intact and residual states, evaluate dilation aga...
Authors
Frash, L. et al Los Alamos National Laboratory
geothermalenergyutah forgetriaxial core testingtriaxial shear testingtriaxial testinglos alamoslanllawrence livermorecore testingcore fracture testinginjectiongeochemistryegsshear strengthtriaxialpermeabilityeffluent chemistrysurface roughnessprofilometryslickensidesdilationfracture compressibilityhigh temperaturetriaxial direct shearrock mechanicsstress-strain behaviorhydromechanical datalaboratory testinggeomechanicswell 16a78-32rock deformation

EGS Collab Experiment 2: 4100 Foot Level Elastic Property Data

Dec 18, 2020
3.48 MB
Publicly accessible
Static and dynamic elastic properties (Young's modulus, Shear Modulus, P-wave Modulus, and Poisson's Ratio) of amphibolites and rhyolites from the TV4100 and TH4100 boreholes at the Sanford Underground Research Laboratory (SURF). Elastic properties include Young's modulus, Poisson...
Authors
Jahnke, B. et al Lawrence Berkeley National Laboratory
geothermalenergysurfegs collabelastic properties4100 levelyoungs moduluspoisson ratioshear modulusp-wave modulusdifferential strainstrainaxial strainlateral strainvolumetric strainamphiboliterhyoliteth4100tv4100rock failureegsraw dataexperiment 2experimentaldifferential stressgeologygeophysicsuniaxial loadingtriaxial loadingboreholestress strain curvesstress-strain curvesstaticdynamicsouth dakota

Utah FORGE: Final Topical Report 2018

Apr 07, 2018
173.06 MB
Publicly accessible
This is the final topical report for the Phase 2B Utah FORGE project, which is located near Roosevelt Hot Springs, Utah. This PDF format report details results associated with the conceptual geologic model, deep well 58-32, rock geomechanics, reservoir temperatures, seismic survey...
Authors
Moore, J. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyforgeutah forgeroosevelt hot springsutah forge phase 2butah forge 2b final reportutah forge final reportutah forge 2bconceptual geologic modelgeologystructuralsoil gas surveyseismic reflectiontemperature profilewell 58-32geomechanical propertiesstress analysisseismic monitoringmicroseismicityinduced seismicityseismicitytemtransient electromagneticspermeabilitypetrology cuttingsco2hecarbon dioxideheliumismpinduced seismicity mitigation planenvironmental impact assessmenttechno-economic assessmentoutreachgeophysicswellpetrologyhydrochemistryfracturesgravitypermittinginfrastrutureseismic mitigationenvironmental assessmentrock stressgeomechanicssoil gasdfnconstructionquaternary faultsutahegsmilford

Preliminary Analysis of Stress in the Newberry EGS Well NWG 55-29

Jan 01, 2011
1.78 MB
Publicly accessible
As part of the planning for stimulation of the Newberry Volcano Enhanced Geothermal Systems (EGS) Demonstration project in Oregon, a high-resolution borehole televiewer (BHTV) log was acquired using the ALT ABI85 BHTV tool in the slightly deviated NWG 55-29 well. The image log rev...
Authors
Davatzes, N. and Hickman, S. National Energy Technology Laboratory
geothermalegsenhanced geothermal systemnewberryoregonnewgenstress analysiswell dataenhanced geothermal systemsstresspublicationmonitoring4d

Utah FORGE 2-2446: Closing the Loop Between In-Situ Stress Complexity and EGS Fracture Complexity 2024 Annual Workshop Presentation

Aug 26, 2024
70.79 MB
Publicly accessible
This is a presentation on Closing the Loop Between In-Situ Stress Complexity and EGS Fracture Complexity by Lawrence Livermore National Laboratory, presented by Matteo Cusini. The video discusses the combination of high-fidelity simulations and true-triaxial block fracturing tests...
Authors
Cusini, M. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgein-situ stressegs fractureegs fracturesfracturesrock fractureshydraulic fracturesegs stimulationsfracingminifracdiagnostic fracture injection teststress magnitudesstress directionslawrence livermore national labratoryllnlegs

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

Sep 15, 2014
21.38 MB
Publicly accessible
EGS field projects have not sustained production at rates greater than 1/2 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, igneo...
Authors
A., C. Pacific Northwest National Laboratory
geothermalstressvolume expansionpermeabilityfracturingrheoreversible fluidsxmtacoustic emissionlaboratory scaleegsigneous rockacoustic signaturefracture responsex-ray microtomography

Utah FORGE 2-2446: Connecting In Situ Stress and Wellbore Deviation to Near-Well Fracture Complexity using Phase-Field Simulations

Jan 30, 2025
10.44 MB
Publicly accessible
This report presents a series of numerical experiments investigating the relationships among near-well fracture complexity, in situ stress conditions, and wellbore deviation. Using a phase-field modeling approach, the study explores how factors such as stress regimes, wellbore ori...
Authors
Cusini, M. and Fei, F. Lawrence Livermore National Laboratory
geothermalenergyutah forgephase fieldnumerical simulationnear wellbore fracture nucleationegsnear-wellfracture complexityin situ stresswellbore deviationphase-field modelingnumerical solutionsfracture nucleationgeos modelingstress regimesfracture propagationrock mechanicstechnical report

Utah FORGE 5-2615: Final Report for the Experimental Determination and Modeling-Informed Analysis of Thermo-Poromechanical Response of Fractured Rock

Jun 30, 2025
6.17 MB
Publicly accessible
This is the final technical report documenting laboratory experiments and modeling conducted to characterize the thermo-poromechanical behavior of fractured crystalline rocks for application to Utah FORGE. The report includes measurements of poroelastic and thermo-poroelastic prop...
Authors
Ghassemi, A. The University of Oklahoma
geothermalenergyutah forgeegslaboratory experimentstechnical reportthermo-poromechanicalfracturingporoelasticthermo-poroelasticpermeability evolutionhydraulic fracturedfitmodeling resultsstressfracture mechanicsgeomechanicsblock-scalebiot effective stressclosure pressurethermal stresstransverse fracturesstimulation

Utah FORGE 2-2439v2: A Multi-Component Approach to Characterizing In-Situ Stress 2025 Workshop Presentation

Sep 18, 2025
70.04 MB
Publicly accessible
This is a presentation on A Multi-Component Approach to Characterizing In-Situ Stress at the U.S DOE FORGE EGS Site: Laboratory, Modeling and Field Measurement project by University of Pittsburgh, presented by Dr. Andrew Bunger. The project's objective was to characterize stress i...
Authors
Bunger, A. University of Pittsburgh
geothermalenergyutah forgeegsin-situ stresscharacterizationstress modelinglaboratory testingmachine learningsonic loganalysismini-frac testing2025 annual workshoppresentationpresentation recordingpresentation slidesreport

kISMET Final Report and Highlights

Oct 31, 2016
10 MB
Publicly accessible
The files in this submission describes the results of a series of stress measurement and hydraulic fracturing experiments conducted at the Sanford Underground Research Facility (SURF) in Lead, SD. This report describes the accomplishments of the kISMET (permeability (k) and Induce...
Authors
Oldenburg, C. et al Lawrence Berkeley National Laboratory
geothermalenergystressegshydraulic fracturingnumerical modelingsanford underground research facilitycorepoorman formationanalytical modelingsubterhydraulic stimulationkismetpermeabilityinduced seismicitymanagementsurfborehole

Chemical Fracture Detection During Triaxial Deformation Tests

Aug 19, 2025
613.72 MB
Publicly accessible
A set of triaxial tests with sandstone, limestone, and granite samples was conducted to measure fluid chemistry before, during, and after rock fracture. The dataset here includes: 1) five triaxial test data files (xlxs), 2) one file containing the measured test tube volumes for th...
Authors
Kibikas, W. Sandia National Laboratories
rock mechanicsfracture detectiongeothermalnational laboratorychemical fracture detectiontriaxial deformationsandstonelimestonegranitefluid chemistrydissolved ionsenhanced dissolutionfracture surface areafracture tracespore pressureconfining pressuredifferential stressinduced fracturereactive transport

Utah FORGE 2-2446: Characterizing Stress Roughness Through Simulation of Hydraulic Fracture Growth

Jan 30, 2025
2.55 MB
Publicly accessible
This dataset covers work that investigated the apparent toughness anisotropy at Utah FORGE by comparing microseismic data with stress profiles from field measurements. The study analyzes the hydraulic fracture growth of Stage 3 at Well 16A(78)-32 using MEQ data, calibrating a nume...
Authors
Cusini, M. and Fei, F. Lawrence Livermore National Laboratory
geothermalenergyutah forgestress roughnesshydraulic fracturingmeqegsstress profilefield measurementshydraulic fracture growth16a78-32stage 3geostechnical reportprocessed datageophysics2-2446toughness anisotropyrock mechanics

Utah FORGE: 2019 ARMA Overview Slide Presentation

Aug 17, 2019
10.13 MB
Publicly accessible
This is an overview presentation of the Utah FORGE project given by Joseph Moore, Ph.D., at the 2019 American Rock Mechanics Associate meeting. It details the state of the Utah FORGE project at on 8/17/2019.
Authors
Moore, J. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeforgeamra slidesutah forge presentation2019 amra presentationegsproject overviewoverviewcharacteristicscriteriageologygeologic overviewwell 58-32stratigraphylithologyfracturesfmi logstressinjectionstimulationmonitoringinstrumentationequipmentfailureactivities

Snake River Plain FORGE: Well Data for WO-2

Jul 29, 1991
67.2 MB
Publicly accessible
Well data for the WO-2 well located in eastern Snake River Plain, Idaho. This data collection includes lithology reports, borehole logs, temperature at depth data, neutron density and gamma data, and rock strength parameters for the WO-2 well. This collection of data has been ass...
Authors
Podgorney, R. Idaho National Laboratory
geothermalforgeegssrgclithologywell logtemperature dataneotrondensitygammabasaltineelidahosnake river plainwo-2well dataneutronngrlograw datacore samplephotographrock strengthvertical stresscohesionfriction angletemperaturedepthchartanalysisdatareportsrpcaliperhole diameteraquiferrhonatural gamma radiationrecord of drillholeweatheringstrengthpoint load indexdrill logdrilling recordsdownholelithology reportsrgwell

Utah FORGE 5-2615: Laboratory Data for Insights on Hydraulic Fracture Closure and Stress Measurement

Jun 12, 2024
4.82 MB
Publicly accessible
This dataset includes data from injection/fall-off experiments conducted in controlled laboratory settings. The aim is to investigate the physics governing fracture closure and the associated stress measurements during hydraulic fracturing. These time series data include flow rat...
Authors
Ye, Z. and Ghassemi, A. University of Oklahoma
hydraulic fracturinginjection/fall-off testsin-situ stress measurementsfracture closuregeothermalegsutah forgeminifracstressflow ratepressurevolumelaboratoryenergyinjectionfall-offwater injectionoil injectionsierra white granitecrab orchard sandstonescioto sandstonekismetgeomechanics

Utah FORGE 5-2428: Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip 2024 Annual Workshop Presentation

Aug 27, 2024
99.9 MB
Publicly accessible
This is a presentation on the Coupled Investigation of Fracture Permeability Impact on Reservoir Stress and Seismic Slip Behavior by Lawrence Livermore National Laboratory, presented by Kayla Kroll. This presentation addresses testing and modelling related to the dependency of EG...
Authors
Kroll, K. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeegsgeomechanicsfracturesvelocity step testfluid pressureshear fracture strengthcore flood testspermeabilitylaser profilometryreservoir modellinglawrence livermore national laboratoryllnlvideopresentation
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