Table 12: Pitch trim strategies for lowest cruise drag.

Case

Baseline

Strategy II

Strategy X

Concept

Untrimmed cruise

Deflection of elevator only

Most effective control surfaces deflected

Deflections

δ1

δ2

δ3

δ4

δ5

0.0°

0.0°

0.0°

0.0°

0.0°

10.367°

0.0°

0.0°

0.0°

0.0°

3.7402°

0.0°

0.0°

0.0°

-8.6295°

Cruise

α

CD

ΔCD (counts)

ΔCD/ CD (%)

0.71789°

0.569

0

0

2.0727°

0.00551

-18

-3.2

0.71789°

0.00554

-15

-2.6