Flight - Hovering:

Momentum

Disk Loading: [DL] (calculated using gross weight)

3.82

lb/ft2

Blade Loading: [BL] (calculated using gross weight)

33.49

lb/ft2

Velocity: [V1hov] (Average of velocities through the disk.)

ft/sec.

Power; [P] (ISA i.e. Sea level, 59 deg F.)

20.80

hp.

Power Loading (for hover ONLY): [PLh] (ISA i.e. Sea level, 59 deg F.)

14.42

lb/hp

Nondimensional Coefficients;

Thrust:

0.00586

.

Power: [CP]

0.00000

CT / Sigma

0.08856

Combined Momentum and Blade Element Theory w/ Emphirical

Coefficients of:-

Thrust: [CTntl] (w/o tip loss)

0.00352

Tip loss factor: [B]

0.99

Thrust: [CT] (with tip loss)

0.00340

Profile; [CQo]

0.00340

Induced: [CQi]

0.00011

Torque: [CQ]

0.00032

Disk loading: [DL] (calculated using thrust)

2.2191

lb/ft

Thrust Solidity: [CT/Sigma]

0.05145

[(DL)(CT/Sigma)]

0.11418

Measured power / Calculated power

0.98

CQ / Sigma

0.00484

Thrust: [T] (ISA i.e. Sea level, 59 deg F. ~ drive losses not inc.)

300.50

lb

Horsepower: [hp] (ISA i.e. Sea level, 59 deg F. ~ drive losses not inc.)

26.91

hp

Flight - Vertical:

Momentum

Velocity: [V1ver] (Average of velocities through the disk.)

ft/sec.

Change in power; [DeltaP]

0.01

hp.

Change in blade pitch; [DeltaTheta]

0.00

deg.

Combined Momentum and Blade Element Theory w/ Emphirical

Not done.

Flight - Forward:

Momentum

Velocity: [V1fwd] (Average of velocities through the disk.)

ft/sec.

Change in Power:

Induced: [HPind]

389.33

hp.

Parasite: [HPp]

0.00

hp.

Profile: [HPOH]

5.65

hp.

Main (sub total): [HPm]

394.98

hp.

Combined Momentum and Blade Element Theory w/ Emphirical

Not done.

First