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2
votes
Natural gas mass flow conversion
You can probably assume the natural gas is an ideal gas, then apply the corresponding equation of state on any arbitrary control volume of the flow:
$$
pV=mRT
$$
where $p$ is pressure, $V$ is volume …
3
votes
Determining mass flow rate and exit velocity of compressible flow
You are correct that the Bernoulli equation will not work here because you're in the compressible flow regime. As you already learned, the flow through the orifice will become sonic when the pressure …