Аннотация:A problem of motion of a double-link aerodynamic pendulum is considered.
Each link is connected with a wing that interacts with a flow. A dynamic model of the
system is built. Dependences of equilibrium positions on the system parameters such
as wing pitch angles and a ratio of areas of the wings are obtained. The problem of
stability of equilibrium positions of the system is studied. In some special cases the
regions of stability of equilibrium positions in the parameter space are described. It is
shown that all equilibrium positions are unstable in a certain range of parameter
values. Undamped oscillations arise that can be used for converting medium flow
energy into electrical energy. Numerical and analytical study of undamped
oscillations behavior is conducted depending on the ratio of the wing areas.