Impact of Activation Energy in Nonlinear Mixed Convective Chemically Reactive Flow of Third Grade Nanomaterial by a Rotating Disk

被引:29
作者
Hayat, T. [1 ,2 ]
Khan, Sohail A. [1 ]
Khan, M. Ijaz [1 ]
Alsaedi, A. [2 ]
机构
[1] Quaid I Azam Univ, Dept Math, Islamabad 44000, Pakistan
[2] King Abdulaziz Univ, Fac Sci, Nonlinear Anal & Appl Math NAAM Res Grp, POB 80207, Jeddah 21589, Saudi Arabia
关键词
activation energy; nonlinear thermal radiation; third grade nanofluid; rotating stretchable disk; thermophoresis and Brownian movement; chemical reaction; CHRISTOV HEAT-FLUX; BOUNDARY-LAYER-FLOW; ENTROPY GENERATION; WATER NANOFLUID; RADIATIVE FLOW; NUMERICAL-SOLUTIONS; THERMAL-RADIATION; SISKO FLUID; CU-WATER; SURFACE;
D O I
10.1515/ijcre-2018-0170
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Here impact of activation energy in binary chemically reactive flow of third grade fluid is addressed. Flow is discussed by a stretchable rotating disk. Novel characteristics regarding thermophoresis and Brownian movement have been analyzed. Nonlinear thermal radiation is considered. Convergent series solutions to nonlinear problems are computed. Impacts of various physical parameters like Brownian motion parameter, Prandtl number, mixed convection parameter, thermophoresis parameter, radiation parameter, activation energy, chemical reaction and Schmidt number on the velocity, concentration and thermal fields are discussed and analyzed. Velocity, temperature and concentration gradients are computed and discussed through various flow variables. Their obtained results present that velocity, temperature, concentration fields are strongly depends on the flow parameters. Main conclusions are presented.
引用
收藏
页数:20
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