conductivity permeability bulk modulus
DESCRIPTION
Validation is through matching experimental data. Conductivity Permeability Bulk Modulus. Illustrates feasibility of combining 3D experimental image data with numerical calculations to accurately predict properties of complex materials. 1000 m. 0.1 m. - PowerPoint PPT PresentationTRANSCRIPT
Conductivity Permeability Bulk Modulus
Illustrates feasibility of combining 3D experimental image data with numerical calculations to accurately predict properties of complex materials
Validation is through matching experimental data
1000 m1000
m
5000
m
0.005 m
4 wells 1km apart with 500 metres of core each well.Volumetric sensitivity: O[1 ppb]
0.02
5 m
4 core plugs100 m apart with one mini-plug eachVolumetric sensitivity: O[1 ppm]
0.1 m
Core-scale vs. Pore-scale
Image registration• Provide quality control on 3D image data• Enables introduction of automated petrographic /
mineralogical information into 3D image data• Enables repeat ex situ experimental
3D to 3D 2D to 3D
Coal characterisation of connected porosity, cleats, and fractures at 9μm res.
SEM
Dry tomo
Wettomo
differencetomo
Tight gas rock
Multiple Scale Registration: 1 ½ inch plug (20 micron resolution) registered to 4mm sample (2 micron resolution)
Reactivity: Mardie Green Sand – Barrow Is, WA
Courtesy of Rowan Romeyn (Hons. student).
Native state (0.5 mm) After exposure to CO2 equivalent
Using analogue fluids