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Dynamic Properties Modelling of Ultrasonic Motor with Travelling Elastic Wave
Mathematical model of an ultrasonic motor with travelling elastic wave is described in this paper.
BC - Teorie a systémy řízení
- 2005 •
- D
Rok uplatnění
D - Stať ve sborníku
Comparison of the matrix techniques for modeling stress waves in multilayered media.
This paper describes the development of a general purpose model for wave propagation in Cartesian system. When isotropic materials are used, the model can account for elastic and visco-elastic isotropic ma...
BI - Akustika a kmity
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
Generation of elastics waves by moveing source.
Principle of elastic waves generation by moving source realized by transducer array is performed. Numerical model of this generation technique is used for studying reflection and refraction coefficient on planar water-glass...
JL - Únava materiálu a lomová mechanika
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
Analysis of nonlinear wave processes in an elastic resonator
The paper deals with investigation of nonlinear wave processes in elastic tube the modified inhomogeneous Burgers. equation which enables to model nonlinear standing waves inthe supposed resonators. The influence o...
BI - Akustika a kmity
- 2008 •
- D
Rok uplatnění
D - Stať ve sborníku
Elastic wave propagation in periodical one-dimensional problems: Accurate finite element modelling
In this contribution, we present results of novel explicit finite element approach for accurate modelling of elastic wave propagation in periodical one are eliminated and the time scheme is suitable for accurate modelli...
Applied mechanics
- 2019 •
- D
Rok uplatnění
D - Stať ve sborníku
Finite element modelling of elastic wave propagation in heterogeneous media
In this contribution, we present an explicit scheme based on local time stepping respecting local wave speed and local stability limit for each finite element. The work aim is to suppress the spurious oscillations in wave propagatio...
Applied mechanics
- 2019 •
- D •
- Link
Rok uplatnění
D - Stať ve sborníku
Výsledek na webu
Nonlinear elastic wave spectroscopy of polymer samples with laser induced cracks
The concepts of NDT methods based on nonlinear elastic wave spectroscopy (NEWS) are discussed. The history and advantages of the nonlinear methodology is described as model structures to examine experimental procedures. The...
BI - Akustika a kmity
- 2004 •
- D
Rok uplatnění
D - Stať ve sborníku
Properties of the zero-, first- and higher-order approximations of attributes of elastic waves in weakly anisotropic media.
Use of the perturbation theory in the study of attributes of elastic waves propagation in weakly anisotropic media leads to approximate but transparent and simple formulas, which have many applications in forward and inverse wav...
DC - Seismologie, vulkanologie a struktura Země
- 2003 •
- C
Rok uplatnění
C - Kapitola v odborné knize
Properties of the zeroth-, first-, and higher-order approximations of attributes of elastic waves in weakly anisotropic media.
Use of the perturbation theory in the study of attributes of elastic waves propagation in weakly anisotropic media leads to approximate but transparent and simple formulas, which have many applications in forward and inverse wav...
DC - Seismologie, vulkanologie a struktura Země
- 2003 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Numerical solution of elastic wave propagation by isogeometric analysis
In this work, the B-spline FEM (Isogeometric analysis) is tested in numerical modelling in elastic wave propagation problems. The continuous Galerkin?s approximation method with spatial discretization by splines is employed...
BI - Akustika a kmity
- 2012 •
- O
Rok uplatnění
O - Ostatní výsledky
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