Determination of the Boundary Conditions for String Fastening Using Natural Vibration Frequencies in a Medium with a Variable Asymmetric Elasticity Coefficient
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DOI: 10.1134/s0021894418040235
Abstract: This paper considers the inverse problem of identifying the boundary conditions for the problem of vibrations of a string in an elastic external medium, whose elasticity coefficient is described by an asymmetric potential. It is… read more here.
Keywords: boundary conditions; elasticity coefficient; natural vibration; vibration frequencies ... See more keywords
Numerical Models for the Evaluation of Natural Vibration Frequencies of Thermo-Modernized Building Walls
Sign Up to like & getrecommendations! Published in 2018 at "Archives of Civil Engineering"
DOI: 10.2478/ace-2018-0041
Abstract: Abstract As a result of the necessity to improve energy properties of prefabricated buildings, their thermo-modernizations are performed. In the paper various approaches to the modelling of prefabricated load bearing walls before and after thermo-modernization… read more here.
Keywords: vibration frequencies; numerical models; models evaluation; evaluation natural ... See more keywords
Refined Semi-Analytical Framework to Predict the Natural Vibration Characteristics of Bistable Laminates
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DOI: 10.2514/1.j062289
Abstract: Bistable unsymmetrical laminates have received significant attention in morphing applications due to their ability to attain multiple shapes when subjected to thermal loads. Morphing structures in general are subjected to dynamic operating conditions. Also, the… read more here.
Keywords: bistable laminates; characteristics bistable; natural vibration; semi analytical ... See more keywords
Comparison of the Natural Vibration Frequencies of Timoshenko and Bernoulli Periodic Beams
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DOI: 10.3390/ma14247628
Abstract: This paper deals with the linear natural vibrations analysis of beams where the geometric and material properties vary periodically along the beam axis. In contrast with homogeneous prismatic beams, the frequency spectra of such beams… read more here.
Keywords: frequencies timoshenko; natural vibration; vibration frequencies; bernoulli periodic ... See more keywords