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Pressure effects on gases due to temperature.

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Martinmc1967

Mechanical
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Jul 6, 2011
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GB
I have somewhere in my memory bank a figure of 35psi/deg F temperature change, for air. Can anyone confirm this and supply a figure for Nitrogen gas?
 
Seems on the high side to me.

Let me guess, you're thinking of filling your car tires with N2.

- Steve

LinkedIn
 
Apply ideal gas law

P*V= n*R*T
 

If you're speaking of an isochoric (constant volume) compression of air, your memorized figure would correspond to pressures of the order of 13,500 psia and temperatures around 90oF.

Would you clarify?
 
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