Erosion coupled dynamic mesh analysis for location of maximum erosion in 90-degree bends for gas-solid flows

•CFD-based erosion-coupled dynamic mesh modeling.•Contours of change in bend surface topology due to erosion with solid throughput.•Change in location of maximum erosion of bend surface with solid throughput.•Analysis with different flow velocities, particle sizes, and bend radius ratios.•New equation for predicting the location of maximum erosion of bend geometry.