Free Stream Pressure in Hypersonic Flow Formulas

Free Stream Pressure is the pressure of fluid that hasn’t encountered any disturbance. And is denoted by p_∞. Free Stream Pressure is usually measured using the Pascal for Pressure. Note that the value of Free Stream Pressure is always positive.

Hypersonic Flow formulas that make use of Free Stream Pressure

fxStagnation PressureGo

fxNewtonian Dynamic PressureGo

FAQ

What is the Free Stream Pressure?

Free Stream Pressure is the pressure of fluid that hasn’t encountered any disturbance. Free Stream Pressure is usually measured using the Pascal for Pressure. Note that the value of Free Stream Pressure is always positive.

Can the Free Stream Pressure be negative?

No, the Free Stream Pressure, measured in Pressure cannot be negative.

What unit is used to measure Free Stream Pressure?

Free Stream Pressure is usually measured using the Pascal[Pa] for Pressure. Kilopascal[Pa], Bar[Pa], Pound Per Square Inch[Pa] are the few other units in which Free Stream Pressure can be measured.

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