Influence of heterogeneous-homogeneous reactions in thermally stratified stagnation point flow of an Oldroyd-B fluid

被引:20
作者
Hayat, T. [1 ,2 ]
Hussain, Zakir [1 ]
Alsaedi, A. [2 ]
机构
[1] Quaid I Azam Univ 45320, Dept Math, Islamabad 44000, Pakistan
[2] King Abdulaziz Univ, Fac Sci, Dept Math, Nonlinear Anal & Appl Math NAAM Res Grp, POB 80257, Jeddah 21589, Saudi Arabia
关键词
Homogeneous-heterogeneous reactions; Thermally stratified fluid; Mixed convection; Stagnation point; Oldroyd-B fluid; BOUNDARY-LAYER-FLOW; CONVECTION HEAT-TRANSFER; FALKNER-SKAN FLOW; MIXED CONVECTION; ENTROPY GENERATION; 3-DIMENSIONAL FLOW; STRETCHING SURFACE; POROUS PLATE; MELTING HEAT; SHEET;
D O I
10.1016/j.rinp.2016.11.034
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This communication explores the effects of homogeneous-heterogeneous reactions in thermally stratified mixed convection flow of an Oldroyd-B fluid. Flow situation is addressed when the diffusion coefficients of the reactant and auto catalyst are equal. The stagnation point flow towards a stretching surface is discussed. Mathematical equations are developed for velocity, temperature and concentration functions through boundary layer theory. Resulting differential systems are computed for the convergent series solutions. Influences of various pertinent variables on the velocity, temperature and concentration are discussed. Comparison of present study is shown with the previous results. The outcomes are found in very good agreement. (C) 2016 The Author. Published by Elsevier B.V.
引用
收藏
页码:1161 / 1167
页数:7
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