When we consider the work done on the fluid during its unsteady history, however, the generation of the infinite energy is made evident. ... so that a = a0e iaagt;ta#39; (30) Placing Equations (26) and (30) in Duhamela#39; s integral and letting time approach infinity, ... c \l Ap J 1 + ik J [k^sj) - l]e lk8lds1 -iks, C(k) = 1 + ik / [k^sj) - l]e ^sj (31) where C(k) is a function introduced by Theodorsen and defined in Chapter 2.
|Title||:||Manual on aeroelasticity|
|Author||:||North Atlantic Treaty Organization. Advisory Group for Aeronautical Research and Development. Structures and Materials Panel|