Deducing Stream Function N-S Equation from Classic N-S Equation and its Verification

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Abstract:

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.

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201-204

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June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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DOI: 10.1017/s0022112074002035

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