... velocity control electric motors minimisation phase modulation resonance vibration control vibrations The system that is shown in Fig. 1 will be considered as the first one. This figure corresponds to the “half” model of the over-resonance vibratory machine, e.g., a screen with forcing...

... to a single adjoint solution for each structural mode of rotor response. A practical example is given to illustrate the dramatic computational saving associated with the adjoint approach. 01 10 2002 01 03 2003 aerodynamics turbomachinery engines rotors vibrations blades minimisation...