FORCE FREQUENCY SHIFTING FOR STRUCTURAL
โ
L.L. Koss
๐
Article
๐
1999
๐
Elsevier Science
๐
English
โ 215 KB
This paper develops concepts and equations for the characterisation of a frequency shifting force shaker which can be employed to excite low frequency structures into resonance. Force which is developed at a high frequency can be employed for excitation at a very low frequency. Frequency shifting is