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Piezo Pressure

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Old   January 2, 2006, 00:41
Default Piezo Pressure
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CFDian
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This seems to be a simple question. However can anyone tell me the significance of piezo swith in pressure boundary condition. More specifically what difference shall I expect in the results when I swith on piezo and static pressure respectively

Regards CFDian
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Old   January 2, 2006, 03:30
Default Re: Piezo Pressure
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carno
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piezo is active only when you have switched on gravity.
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Old   January 3, 2006, 01:31
Default Re: Piezo Pressure
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CFDian
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Thank you for the reply. But I would like to know how does gravity relate to Piezo pressure.
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Old   January 3, 2006, 08:08
Default Re: Piezo Pressure
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carno
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All details are given in starcd manual.

When gravity is on the datum head will get added in the pressure. (pressure exerted by vertical fluid column above the point)
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