An accurate and efficient method for calculating fluid exchange between fractures and matrix with a non-conforming mesh

TL;DR

The paper introduces a 1D Subgrid Method that accurately and efficiently computes fluid exchange between fractures and matrix in non-conforming meshes, demonstrating high accuracy and low computational cost across various flow problems.

Contribution

It presents a novel 1D Subgrid Method for fluid exchange calculations that is both accurate and computationally efficient for non-conforming mesh scenarios.

Findings

Method achieves high accuracy at all mesh refinement levels.

Computational cost is negligible compared to traditional methods.

Effective for linear and radial flow problems.

Abstract

I propose the 1D Subgrid Method for calculating fluid exchange between fractures and matrix with a non-conforming mesh. The method is demonstrated on linear and radial flow problems. The method has negligible computational cost and is accurate at all levels of mesh refinement.