A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE

Applied Mathematics and Mechanics (English Edition) ›› 1998, Vol. 19 ›› Issue (11): 1095-1101.

A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE

胡春波¹, 魏进家², 姜培正², 苗永淼²

1. Northwestern Polytechnical University, Xian 710072, P. R. China;
3. Chemical Engineering School, Xian Jiaotong University, Xian 710049, P. R. China

收稿日期:1997-04-28 出版日期:1998-11-18 发布日期:1998-11-18

A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE

Hu Chunbo¹, Wei Jinjia², Jiang Peizheng², Miao Yongmiao²

1. Northwestern Polytechnical University, Xian 710072, P. R. China;
3. Chemical Engineering School, Xian Jiaotong University, Xian 710049, P. R. China

Received:1997-04-28 Online:1998-11-18 Published:1998-11-18

摘要/Abstract

摘要： The control equations for the turbulent flow of Bingham fluid are established according to Bingham fluid constitution equation. Pressure field and velocity field are correlted by pressure-correction equation. The numerical computations are performed on Bingham fluid turbulent flow in sudden-expansion straight circular pipe, and the flow mechanisms are discussed.

关键词: Bingham fluid, turbulence, numerical study, flow mechanisms

Abstract: The control equations for the turbulent flow of Bingham fluid are established according to Bingham fluid constitution equation. Pressure field and velocity field are correlted by pressure-correction equation. The numerical computations are performed on Bingham fluid turbulent flow in sudden-expansion straight circular pipe, and the flow mechanisms are discussed.

Key words: Bingham fluid, turbulence, numerical study, flow mechanisms

胡春波;魏进家;姜培正;苗永淼. A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE[J]. Applied Mathematics and Mechanics (English Edition), 1998, 19(11): 1095-1101.

Hu Chunbo;Wei Jinjia;Jiang Peizheng;Miao Yongmiao. A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE[J]. Applied Mathematics and Mechanics (English Edition), 1998, 19(11): 1095-1101.

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A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE

A NUMERICAL STUDY OF BINGHAM TURBULENT FLOW IN SUDDEN-EXPANSION STRAIGHT CIRCULAR PIPE

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