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Verification of modal properties of condensed model
This article deals with verification of modal properties of the condensed model based on FE model of the Wendelstein 7-X. This model was created by the modal synthesis method with condensation. Natural cir...
BI - Akustika a kmity
- 2004 •
- D
Rok uplatnění
D - Stať ve sborníku
The update of the mathematical models of rotor by tuning of the modal quantities
the updatewe analyze its results by comparing of the modal quantities of the updated modelIn this article is a method for updating of the mathematical models of the rotors presented. Choose of the parameters for model<...
BI - Akustika a kmity
- 2002 •
- D
Rok uplatnění
D - Stať ve sborníku
Methodology for Exciter Location for Modal Testing
The methodology is based on utilization of an analytical modal model. The decisive criterion is a quality of excitation judged by a proposed classification function. Another criteria is a force magnitude....
JU - Aeronautika, aerodynamika, letadla
- 2008 •
- NmetC
Rok uplatnění
NmetC - Metodiky certifikované oprávněným orgánem
Methodology for check reliability of experimental modal model of airplane structure
The methodology suggests suitable techniques for check reliability of experimental modal parameters. Is based on characteristic of identified, criterion and correlation functions....
JU - Aeronautika, aerodynamika, letadla
- 2010 •
- NmetC
Rok uplatnění
NmetC - Metodiky certifikované oprávněným orgánem
Optimization of exciter locations for modal testing of aircraft structures
The decisive criterion for an optimization process is a quality of particular mode shape excitation judged by a proposed classification function. The optimisation process utilizes an analytical modal model of the tested structure....
JU - Aeronautika, aerodynamika, letadla
- 2009 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Modal Parameter Identification Using Particle Swarm Optimizaiton
to the model parameters hence the Jacobian matrix formulation is not required. The modal parameters will estimated by optimizing the modal model using PSO in order to decrease the error between the modal ...
JT - Pohon, motory a paliva
- 2015 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Using of the modal synthesis method for modelling, tuning and optimization of the large vibrating mechanical systems
The contribution presents the modal synthesis method with reduction number DOF (condensation) for modelling, tuning and optimization of the large systems decomposed into subsystems. The condensed models are created by means...
BI - Akustika a kmity
- 2005 •
- D
Rok uplatnění
D - Stať ve sborníku
Modal length of life - methods of calculation
Main topics of the document: mortality; modal length of life; Kannisto and Weibull model...
Demography
- 2020 •
- D •
- Link
Rok uplatnění
D - Stať ve sborníku
Výsledek na webu
Using Computer Models of Bridge Structures by Modal Analysis
The aim is to verify computer models of five chosen types of bridge structures by using of modal analysis.
JN - Stavebnictví
- 2004 •
- O
Rok uplatnění
O - Ostatní výsledky
A Study of the Fatigue Stress of Concrete Bridges Determined by Means of Direct Using of Experimental Modal Data
of experimental modal data, are described in this paper. The apposite spatial modal model of the monitored bridge could be created directly from the experimental modal parameters of the modal model
JM - Inženýrské stavitelství
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
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