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(ProQuest: ... denotes formulae and/or non-US-ASCII text omitted; see image)
a [infinity]
freestream speed of sound
AR
aspect ratio, R/c ref
c
blade chord
c ref
reference blade chord
C D0
overall profile drag coefficient
CP
surface pressure coefficient, [formula omitted, refer to PDF]
C* P
critical pressure coefficient
Cq
blade sectional torque coefficient, [formula omitted, refer to PDF]
CQ
rotor torque coefficient, [formula omitted, refer to PDF]
Ct
blade sectional thrust coefficient, [formula omitted, refer to PDF]
CT
rotor thrust coefficient, [formula omitted, refer to PDF]
D
drag measured by main balance
f
integration surface defined by f = 0
FoM
figure of merit, FoM [formula omitted, refer to PDF]
k
turbulent kinetic energy
ki
induced power factor
L
lift measured by main balance
L ref
reference length
M tip
blade-tip Mach number, [formula omitted, refer to PDF]
M [infinity]
freestream Mach number, [formula omitted, refer to PDF]
Nb
number of blades
P
pressure
P [infinity]
freestream pressure
Pij
compressive stress tensor
Q
rotor torque or Q-criterion
r
radial coordinate along the blade span
R
rotor radius
Re
Reynolds number, [formula omitted, refer to PDF]
R
flux residual vector
[formula omitted; see PDF]
aerodynamic surface
T
rotor thrust
Tij
Lighthill stress tensor
V tip
blade-tip speed, V tip =[...]R
V [infinity]
freestream velocity
W
flow solution vector
CD
drag coefficient, [formula omitted, refer to PDF]
CL
lift coefficient, [formula omitted, refer to PDF]
V
volume of the cell i, j, k
[...]
propeller propulsive efficiency, [formula omitted, refer to PDF]
[...][infinity]
freestream kinematic viscosity
[...]
specific heat ratio
[...]
specific rate of dissipation of turbulence
[...]
rotor rotational speed
[...] ij
Kronecker delta function
[...]
azimuth angle
[...][infinity]
freestream density
[...]
rotor solidity, [formula omitted, refer to PDF]
[...]75
blade pitch angle at r/R = 0.75
[...]
local blade twist angle
i, j, k
cell index
nac
nacelle
ref
reference value
tilt
tiltable wing
tip
blade-tip value
[infinity]
freestream value
*
sonic condition
AoA
Angle-of-Attack
AC
Aeroplane Configuration
ADYN
Advanced European Tiltrotor Dynamics and Noise
AHD
Airbus Helicopters Deutschland
ATB
Advanced Technology Blade
BILU
Block Incomplete Lower-Upper
CFD
Computational Fluid Dynamics
CFL