§23.2245. Aeroelasticity.

14 C.F.R. § 23.2245

(a)

The airplane must be free from flutter, control reversal, and divergence—

(1)

At all speeds within and sufficiently beyond the structural design envelope;

(2)

For any configuration and condition of operation;

(3)

Accounting for critical degrees of freedom; and

(4)

Accounting for any critical failures or malfunctions.

(b)

The applicant must establish tolerances for all quantities that affect flutter.

Notes, amendments, and revision history

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704, Pub. L. 113-53, 127 Stat. 584 (49 U.S.C. 44704) note.

Source: Doc. No. FAA-2015-1621, Amdt. 23-64, 81 FR 96689, Dec. 30, 2016, unless otherwise noted.