Simplification of Governing Equation for Fluid Flow Between Two Concentric Cylinders

Author(s):  
Anamika Yadav ◽  
Pooja Pathak
1999 ◽  
Vol 19 (Supplement1) ◽  
pp. 307-310
Author(s):  
Yasuhiko SUGII ◽  
Taketoshi OKUNO ◽  
Nao ITO ◽  
Shigeru NISHIO

2000 ◽  
Vol 20 (1Supplement) ◽  
pp. 207-210
Author(s):  
Yasuhiko SUGII ◽  
Taketoshi OKUNO ◽  
Shigeru NISHIO

1997 ◽  
Vol 17 (Supplement2) ◽  
pp. 177-180
Author(s):  
Yasuhiko SUGII ◽  
Taketoshi OKUNO ◽  
Shigeru NISHIO

2014 ◽  
Vol 950 ◽  
pp. 201-204
Author(s):  
Guo Xin Yan ◽  
Wei Wu ◽  
Shi Jiang Zhu

N-S equation is basic equation of fluid flow. Based on N-S equation, it deduced two different forms of governing equation which refer to turbulent-stream function equation and stream function equation. It analyzed their characteristics including advantages and disadvantages. The sudden expansion flow was calculated using turbulent-stream function N-S equation and stream function N-S equation separately. The results showed that both of them can have good effects.


1996 ◽  
Vol 16 (1Supplement) ◽  
pp. 207-210
Author(s):  
Yasuhiko SUGII ◽  
Taketoshi OKUNO ◽  
Shigeru NISHIO

1999 ◽  
Vol 66 (3) ◽  
pp. 750-757 ◽  
Author(s):  
L. You ◽  
S. Long ◽  
L. Rohr

A micromechanics investigation was performed in the present work to analyze the stress field in a coated continuous fibrous composite subjected to thermal and mechanical loading based on a four-concentric-cylinders model. A temperature-independent stress-plastic strain relationship for the metallic matrix and coating layer with linear strain-hardening behaviour were introduced. Tresca’s yield criterion and the associated flow law were employed to derive the governing equation of the coating and matrix. The closed-form solution of the governing equation was obtained. Some numerical examples were given. The numerical results indicate that the plasticity of the coating greatly decreases the circumferential and axial stresses in the coating itself, but has very limited influence on the stresses in other constituents of the composite. The plasticity of the matrix imposes no significant influence on all the stresses in the composite.


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