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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
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
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
The Value of Spatial Information for Determining Well Placement
Department of Energy —
The article and accompanying spreadsheet represent the information posteriors derived from synthetic data of magnetotellurics (MT). These were used to calculate value... -
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
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
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
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
Utah FORGE 2-2446: Report on Phase Field Modelling of Near-Wellbore Hydraulic Fracture Nucleation and Propagation
Department of Energy —
This is a report that describes the modelling of fracture nucleation and propagation in the near-wellbore region to understand the relationship between in situ stress... -
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...