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Simulations of Brady's-Type Fault Undergoing CO2 Push-Pull: Pressure-Transient and Sensitivity Analysis
OwnerNational Renewable Energy Laboratory (NREL) - view all
Update frequencyunknown
Last updatedabout 1 year ago
Overview

Input and output files used for fault characterization through numerical simulation using iTOUGH2. The synthetic data for the push period are generated by running a forward simulation (input parameters are provided in iTOUGH2 Brady GF6 Input Parameters.txt [InvExt6i.txt]). In general, the permeability of the fault gouge, damage zone, and matrix are assumed to be unknown. The input and output files are for the inversion scenario where only pressure transients are available at the monitoring well located 200 m above the injection well and only the fault gouge permeability is estimated. The input files are named InvExt6i, INPUT.tpl, FOFT.ins, CO2TAB, and the output files are InvExt6i.out, pest.fof, and pest.sav (names below are display names). The table graphic in the data files below summarizes the inversion results, and indicates the fault gouge permeability can be estimated even if imperfect guesses are used for matrix and damage zone permeabilities, and permeability anisotropy is not taken into account.

BradyCO2EGSGF6INCONPESTTOUGH2carbon dioxidecharacterizationenergyfaultfault modelingfaultingfracturegeothermaliTOUGH2inverse modelingparameter estimationpressure-transient testingpush-pullsensitivity analysisstimulation
Additional Information
KeyValue
dcat_issued2018-03-09T07:00:00Z
dcat_modified2018-06-14T18:04:49Z
dcat_publisher_nameLawrence Berkeley National Laboratory
guidhttps://data.openei.org/submissions/3686
ib1_trust_framework[]
language
Files
  • DOCX
    Description.docx
  • ins
    iTOUGH2 Input File Times Used for Comparison.ins
  • out
    iTOUGH2 Inversion Output File.out
  • fof
    Parameter Estimation Output File.fof
  • tpl
    TOUGH2 Brady GF6 Input Parameters.tpl
  • sav
    TOUGH2 Initial Conditions File.sav
  • JPEG
    Summary Table.JPG
  • TXT
    iTOUGH2 Parameter Estimation Input File.txt
  • TXT
    iTOUGH2 Brady GF6 Input Parameters.txt
  • TXT
    TOUGH2 PVT Properties Input File.txt
  • HTML
    iTOUGH2 Website
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