Effect of winnowing on armored bed stability

• Main Author: Shen, Danqian.
• Other Authors: Chiew Yee Meng
• Format: Final Year Project
• Language: English
• Published: 2009
• Subjects: DRNTU::Engineering::Civil engineering::Water resources
• Online Access: http://hdl.handle.net/10356/15850
• Institution: Nanyang Technological University

Winnowing failure, edge failure and shear failure are indicated as three main factors to cause armored bed failure in typhoon-induced flood in Taiwan. This report investigates the fundamental reasons of winnowing failure by studying the motion of particles in a two-dimensional rectangular cavity und...