Investigation of a Shrouded and an Unshrouded Axial-Flow Supersonic Compressor Page: 4 of 56
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NACA RMI Lo50GC
a rm
n rotational speed of rotor, revolutions per second
P total or stagnation pressure, pounds per square foot
p static pressure, pounds per square foot
R gas constant (for pure Freon 12, U11.; for air, 1716 foot-
pound per slug OF)
r radial position measured from axis, feet
T temperature, OF absolute
AT' adiabatic stagnation-temperature rise
2 To) - To pVar dr
Jr pVar dr
J rh
AT measured stagnation-temperature rise
U rotational velocity (2mnr) at radius r, feet per second
V velocity of fluid, feet per second
V average velocity of fluid, feet per second
W weight flow 2ng pVar dr
Single between flow direction and the axis, degrees
6 ratio of actual inlet total pressure to standard sea-level
pressure (Po/2116)
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Boxer, Emanuel & Erwin, John R. Investigation of a Shrouded and an Unshrouded Axial-Flow Supersonic Compressor, report, September 15, 1950; (https://digital.library.unt.edu/ark:/67531/metadc58582/m1/4/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.