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How to change from mass flow to volume flow rate

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Old   February 1, 2007, 06:26
Default How to change from mass flow to volume flow rate
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Dear all In inlet condition use mass flow rate (kg/s).In mass flow inlet panel,the mass flow specification method have three chooses,I chose mass flow rate.But I want to input volume flow rate (m3/s). How to change mass flow rate into volume flow rate.If the density unknown.

Thanks for any kind of help.

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Old   February 2, 2007, 06:44
Default Re: How to change from mass flow to volume flow ra
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You can try to extend artificially your inlet boundary to a region where the density is known.
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