Analysis of Wellbore Wall Stress for SC-CO2 Horizontal Well Fracturing in Bedded Rocks and the Influence Mechanism of Bedding Structure: Development of a Fracture Initiation Criterion and a Theoretical Prediction Model for Initiation Pressure in SC-CO2 Fracturing

Puntos clave

• Fracture initiation criterion for SC-CO2 horizontal well fracturing indicates the importance of wellbore wall stress in bedded rocks.
• The theoretical prediction model for initiation pressure enhances understanding of how bedding structure influences fracturing processes.
• Analysis identifies links between wellbore wall stress and fracture behavior, which is critical for optimizing SC-CO2 implementation.
• Understanding the roles of bedding structure in fracturing helps inform future strategies for efficient resource extraction.