Characteristics and mechanism investigation on drag reduction of oblique riblets

• 作 者: 谷云庆 范天星 牟介刚 吴登昊 郑水华 Evan Wang
• 机 构: CollegeofMechanicalandEngineering,ZhijiangCollege,InstituteNationalPolytechniqueofGrenoble
• 出 处: 中南大学学报：英文版
• 发表日期: 2017年6期
• 关键词: OBLIQUE RIBLETS drag reduction REYNOLDS stress model (RSM) SECONDARY VORTEX nume
• 基金项目: Project(51476144) supported by the National Natural Science Foundation of China, Project(LQ15E050005) supported by the ZhejiangProvincial Natural Science Foundation of China, Project(2017C31025) suppo

This work primarily focuses on the drag reduction characteristics and mechanism investigation of oblique riblets. First, a calculation model of the oblique riblets surface is established, and Reynolds stress model (RSM) turbulence model is used for numeri