Figure 1. (a) A freely vibrating Timoshenko beam mounted on Pasternak foundation. The foundation is modelled as an in"nite series of massless vertical springs of sti!ness k 5 per unit length, connected at top by a shearing layer of shearing sti!ness k . per unit length. (b) A small element of the be
Vibrations of continuous Timoshenko beams on Winkler-Pasternak foundations
β Scribed by T.M. Wang; L.W. Gagnon
- Publisher
- Elsevier Science
- Year
- 1978
- Tongue
- English
- Weight
- 576 KB
- Volume
- 59
- Category
- Article
- ISSN
- 0022-460X
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π SIMILAR VOLUMES
In a recent and comprehensive Letter to the Editor [1] approximate explicit formulae have been derived by El-Mously for the fundamental natural frequency for vibration of Timoshenko beams mounted on Pasternak foundation. It is the purpose of this note to mention other previous works in which the ap
Treated herein is the vibration of isotropic Reddy plates. The plates considered are of general polygonal shape and their edges are all simply supported. Complicating effects such as the presence of initial stresses and a Winkler-Pasternak foundation are also considered. It is shown herein that the
The transfer matrix method is used to investigate the influence of a Winkler elastic foundation on the non-conservative instability of uniform Timoshenko beams. It is found that the critical flutter load for a cantilever Timoshenko beam subjected to an end-concentrated or linearly distributed tangen