Introduction: energy and the subsurface.

Area of Science:

• Geosciences
• Energy Science
• Computational Science

Background:

• The energy sector faces challenges in subsurface resource management and carbon capture.
• Advancements in computational modeling and understanding complex geological processes are crucial.

Purpose of the Study:

• To provide a comprehensive overview of current research in subsurface energy technologies.
• To establish a foundation for future research directions in carbon sequestration and unconventional resource recovery.
• To serve as a self-study guide for professionals entering the field.

Main Methods:

• Review articles covering multiscale hydraulic fracturing, numerical modeling of fracture propagation, and computational science in the oil and gas industry.
• Original research on crack system growth, fluid-driven crack propagation, rock deformation, reaction front propagation, and porous media convection.
• Analysis of chemohydrodynamic patterns in porous media.

Main Results:

• Detailed insights into hydraulic fracturing as a multiscale problem.
• Advanced numerical models for simulating hydraulic fracture propagation.
• Understanding the impact of rock properties on shale permeability.
• Exploration of fluid dynamics and reaction fronts in fractured porous media.

Conclusions:

• The collection advances the scientific understanding of subsurface energy processes.
• It highlights the critical role of computational science in the upstream oil and gas industry.
• The reviewed research and new findings will inform future strategies for energy resource management and carbon sequestration.