X-ray microtomography application in pore space reservoir rock

Area of Science:

• Geology
• Petrophysics
• Materials Science

Background:

• Carbonate rocks are significant hydrocarbon reservoirs.
• Understanding their complex pore structure is vital for the oil and gas industry.
• Porous media characterization is key to reservoir evaluation.

Purpose of the Study:

• To characterize the pore space of limestone rocks.
• To evaluate total porosity, porosity types, and pore size distribution.
• To analyze the complexity of pore networks in carbonate facies.

Main Methods:

• X-ray microtomography was employed for high-resolution 3D imaging.
• Analysis of 3D images to determine pore characteristics.
• Evaluation of total porosity, pore types, and pore size distribution.

Main Results:

• Limestone rocks exhibit a complex pore space system.
• Multiple pore types were identified within the same facies.
• Detailed 3D pore structure was visualized and quantified.

Conclusions:

• The study confirms the intricate nature of pore networks in carbonate rocks.
• X-ray microtomography is effective for detailed pore characterization.
• Findings contribute to improved reservoir modeling and hydrocarbon recovery.