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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
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
Illite Dissolution Rates and Equation (100 to 280 deg C)
Department of Energy —
The objective of this suite of experiments was to develop a useful kinetic dissolution expression for illite applicable over an expanded range of solution pH and... -
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
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
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
Utah FORGE 2-2446: Connecting In Situ Stress and Wellbore Deviation to Near-Well Fracture Complexity using Phase-Field Simulations
Department of Energy —
This report presents a series of numerical experiments investigating the relationships among near-well fracture complexity, in situ stress conditions, and wellbore... -
Federal
Bradys Hot Springs Ambient Noise Correlation Functions (Initial Waveforms)
Department of Energy —
These files are ambient noise correlation (ANC) functions calculated for 11 days of continuous seismic data recorded by the Lawrence Berkeley network in the Brady... -
Federal
Poroelastic References
Department of Energy —
This file contains a list of relevant references on the Biot theory (forward and inverse approaches), the double-porosity and dual-permeability theory, and seismic... -
Federal
Brady 1D Seismic Velocity Model Ambient Noise Prelim
Department of Energy —
Preliminary 1D seismic velocity model derived from ambient noise correlation. 28 Green's functions filtered between 4-10 Hz for Vp, Vs, and Qs were calculated. 1D... -
Federal
Fully Coupled Geomechanics and Discrete Flow Network Modeling of Hydraulic Fracturing for Geothermal Applications
Department of Energy —
The primary objective of our current research is to develop a computational test bed for evaluating borehole techniques to enhance fluid flow and heat transfer in... -
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
Mapping Fracture Network Creation with Microseismicity During EGS Demonstrations
Department of Energy —
This a report for the project "Mapping Fracture Network Creation with Microseismicity During EGS Demonstrations". Effective enhanced geothermal systems (EGS) require... -
Federal
Walker Ranch 3D Seismic Images
Department of Energy —
Amplitude images (both vertical and depth slices) extracted from 3D seismic reflection survey over area of Walker Ranch area (adjacent to Raft River). Crossline... -
Federal
Utah FORGE 2-2446: Closing the Loop Between In-situ Stress Complexity and EGS Fracture Complexity - 2025 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
Utah FORGE 2-2446: Characterizing Stress Roughness Through Simulation of Hydraulic Fracture Growth
Department of Energy —
This dataset covers work that investigated the apparent toughness anisotropy at Utah FORGE by comparing microseismic data with stress profiles from field... -
Federal
Generalized Displacement Correlation Method for Estimating Stress Intensity Factors
Department of Energy —
This paper presents a generalized form of the displacement correlation method (the GDC method), which can use any linear or quadratic finite element type with... -
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
Thermal Drawdown-Induced Flow Channeling in a Single Fracture in EGS
Department of Energy —
The evolution of flow pattern along a single fracture and its effects on heat production is a fundamental problem in the assessments of engineered geothermal systems... -
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...