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StimuFrac Compressibility as a Function of CO2 Molar Fraction

Metadata Updated: June 25, 2021

Compressibility values were obtained in a range of pressures at 250degC by employing a fixed volume view cell completely filled with PAA aqueous solution and injecting CO2 at constant flow rate (0.3mL/min). Pressure increase as a function of supercritical CO2 (scCO2) mass fraction in the mixture was monitored. The plot shows the apparent compressibility of Stimufrac as a function of scCO2 mass fraction obtained in a pressure range between 2100-7000 psi at 250degC.

At small mass fractions of scCO2 the compressibility increases probably due to the dissolution/reaction of CO2 in aqueous PAA and reaches a maximum at mCO2/mH2O = 0.06. Then, compressibility decreases showing a linear relationship with scCO2 mass fraction due to the continuous increase in density of the binary fluid associated to the pressure increase.

Access & Use Information

Public: This dataset is intended for public access and use. License: Creative Commons Attribution

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Dates

Metadata Created Date June 24, 2021
Metadata Updated Date June 25, 2021

Metadata Source

Harvested from OpenEI data.json

Additional Metadata

Resource Type Dataset
Metadata Created Date June 24, 2021
Metadata Updated Date June 25, 2021
Publisher Pacific Northwest National Laboratory
Maintainer
Doi 10.15121/1422769
Identifier https://data.openei.org/submissions/3568
Data First Published 2016-04-29T06:00:00Z
Data Last Modified 2019-10-18T15:39:19Z
Public Access Level public
Bureau Code 019:20
Metadata Context https://openei.org/data.json
Metadata Catalog ID https://openei.org/data.json
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Data Quality True
Harvest Object Id e52fbe11-5798-4761-aaed-cbe5500443e8
Harvest Source Id 7cbf9085-0290-4e9f-bec1-91653baeddfd
Harvest Source Title OpenEI data.json
Homepage URL https://gdr.openei.org/submissions/870
License https://creativecommons.org/licenses/by/4.0/
Old Spatial {"type":"Polygon","coordinates":-116.7502,35.2279,-112.8941,35.2279,-112.8941,39.3634,-116.7502,39.3634,-116.7502,35.2279}
Program Code 019:006
Projectlead Sean Porse
Projectnumber FY16 AOP 1324
Projecttitle Reservoir Stimulation with Operational Monitory for Creation of Enhanced Geothermal Systems
Source Datajson Identifier True
Source Hash 2d0049585bd637b80abb7448175eb242aa1fccc6
Source Schema Version 1.1
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