-
Federal
Applications of Geothermally-Produced Colloidal Silica in Reservoir Management - Smart Gels
Department of Energy —
In enhanced geothermal systems (EGS) the reservoir permeability is often enhanced or created using hydraulic fracturing. In hydraulic fracturing, high fluid pressures... -
Federal
Rare Earth Adsorption and Desorption with PEGDA Beads
Department of Energy —
We synthesized PEGDA polymer hydrogel beads for cell embedding and compared REE biosorption with these beads via a gravity-driven flow through setup. One way to set... -
Federal
Utah FORGE 2-2446: Closing the Loop Between In-situ Stress Complexity and EGS Fracture Complexity - Workshop Presentation
Department of Energy —
This is a presentation on the Closing the Loop Between In-situ Stress Complexity and EGS Fracture Complexity project by Lawrence Livermore National Laboratory,... -
Federal
Modeling Responses of Naturally Fractured Geothermal Reservoir to Low-Pressure Stimulation
Department of Energy —
Hydraulic shearing is an appealing reservoir stimulation strategy for Enhanced Geothermal Systems. It is believed that hydro-shearing is likely to simulate a fracture... -
Federal
Chemical Impact of Elevated CO2 on Geothermal Energy Production
Department of Energy —
Numerical simulations have shown that the use of supercritical CO2 instead of water as a heat transfer fluid yields significantly greater heat extraction rates for... -
Federal
REE Adsorption Performance with Immobilized Caulobacter Biofilms
Department of Energy —
This submission includes data collected from experiments on the performance of rare earth adsorption by immobilized bacteria that accompany the FY18 Q2 and Q3 quarter... -
Federal
Newberry EGS Seismic Velocity Model
Department of Energy —
We use ambient noise correlation (ANC) to create a detailed image of the subsurface seismic velocity at the Newberry EGS site down to 5 km. We collected continuous... -
Federal
Kinetics of Chlorite Dissolution at Elevated Temperatures and CO2 Conditions
Department of Energy —
Chlorite dissolution kinetics were measured under far from equilibrium conditions using a mixed-flow reactor over temperatures of 100-275 degrees C at pH values of... -
Federal
Investigation of Stimulation-Response Relationships for Complex Fracture Systems in Enhanced Geothermal Reservoirs
Department of Energy —
Hydraulic fracturing is currently the primary method for stimulating low-permeability geothermal reservoirs and creating Enhanced (or Engineered) Geothermal Systems... -
Federal
Active Management of Integrated Geothermal-CO2 Storage Reservoirs in Sedimentary Formations: Data used in Geosphere Journal Article
Department of Energy —
This data submission is for Phase 2 of Active Management of Integrated Geothermal-CO2 Storage Reservoirs in Sedimentary Formations, which focuses on multi-fluid (CO2... -
Federal
Improved Microseismicity Detection During Newberry EGS Stimulations
Department of Energy —
Effective enhanced geothermal systems (EGS) require optimal fracture networks for efficient heat transfer between hot rock and fluid. Microseismic mapping is a key... -
Federal
Geomechanical Modeling for Thermal Spallation Drilling
Department of Energy —
Wells for Engineered Geothermal Systems (EGS) typically occur in conditions presenting significant challenges for conventional rotary and percussive drilling... -
Federal
Simulating Complex Fracture Systems in Geothermal Reservoirs Using an Explicitly Coupled Hydro-Geomechanical Model
Department of Energy —
Low permeability geothermal reservoirs can be stimulated by hydraulic fracturing to create Enhanced (or Engineered) Geothermal Systems (EGS) with higher permeability... -
Federal
Conductance Steamflow Relationship
Department of Energy —
These histograms represent our calibration of conductance of a volcanic geothermal field (with a clay cap) and the observed steam flow rates. Darajat is a vapor... -
Federal
Simulation Tools for Modeling Thermal Spallation Drilling on Multiple Scales
Department of Energy —
Widespread adoption of geothermal energy will require access to deeply buried resources in granitic basement rocks at high temperatures and pressures. Exploiting... -
Federal
Thermal Drawdown Induced Flow Channeling in Fractured Geothermal Reservoirs: Rock Mechanics and Rock Engineering
Department of Energy —
We investigate the flow-channeling phenomenon caused by thermal drawdown in fractured geothermal reservoirs. A discrete fracture network-based, fully coupled thermal... -
Federal
Utah FORGE: Powder X-ray Diffraction Data from Well 16A(78)-32 Core
Department of Energy —
This dataset from Lawrence Livermore National Laboratory (LLNL) consists of four raw X-ray diffraction (XRD) scans and preliminary results of quantitative XRD... -
Federal
Chlorite, Biotite, Illite, Muscovite and Feldspar Dissolution Kinetics at Variable pH and Temperatures up to 280 deg C
Department of Energy —
Chemical reactions pose an important but poorly understood threat to EGS long-term success because of their impact on fracture permeability. This report summarizes... -
Federal
3D Seismic Reflection Attributes of a Geothermal Area
Department of Energy —
Images from a 3D seismic reflection survey across a geothermal area are shown. Images of coherency and acoustic impedance are shown. Well tracks and MEQ location are... -
Federal
Great Salt Lake Composition and Rare Earth Speciation Analysis
Department of Energy —
We have conducted aqueous speciation analyses of the Great Salt Lake (GSL) brine sample (Table 1) and a mock geo sample (Table 2) spiked with 1 ppb Tb and 100 ppb Tb....