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2 119 (0,192s) •

Project

Diagnostic equipment for residual life monitoring of rotating machine parts under excessive vibrations (GA101/97/0226)

and compressor blades, shafts of electrical alternators etc., exposed to higher vibrations under rotation. These vibrations can be both resonance and self-excited types. The resonance vibrations at the ma...

JT - Pohon, motory a paliva

  • 1997 - 1999
    • •
  • 6 282 tis. Kč
    • •
  • 2 529 tis. Kč
    • •
  • GA ČR
Project

Damping of technological systems with parametric and combined excitation (GA101/98/0972)

Following the previous work of the project participants our attention will be focused onto the vibration damping both for the model and real systems combining parametric and outer excitation, or parametric excitation and

JR - Ostatní strojírenství

  • 1998 - 2000
    • •
  • 1 377 tis. Kč
    • •
  • 1 320 tis. Kč
    • •
  • GA ČR
Project

Aero-elastic couplings and dynamic behaviour of rotational periodic bodies (GA16-04546S)

Aerodynamic forces in aeroelastic couplings cause very often self-excited vibrations of rotational periodic systems. Therefore the project deals with numerical and experimental solutions of structural and fluid dynamics of ...

BI - Akustika a kmity

  • 2016 - 2020
    • •
  • 7 556 tis. Kč
    • •
  • 6 630 tis. Kč
    • •
  • GA ČR
Project

Aeroelasticity in power engeneering with influence of non-linearities (GA101/02/1225)

tubes, especially with tangential inlet, a strong turbulent excitation which must be separated enters the phenomenon of self-excited vibrati-ons. Stochastic turbulent forces and vibration deviations. The task will...

JE - Nejaderná energetika, spotřeba a užití energie

  • 2002 - 2004
    • •
  • 2 800 tis. Kč
    • •
  • 2 724 tis. Kč
    • •
  • GA ČR
Project

Subsonic flutter analysis of elastically supported airfoils using interferometry and CFD (GA13-10527S)

using interferometric methods, complemented by CFD simulations. A functional self around the vibrating profile at various conditions (subcritical, flutter onset in combination of following aspects: i) measurement on a self...

BK - Mechanika tekutin

  • 2013 - 2016
    • •
  • 7 600 tis. Kč
    • •
  • 7 600 tis. Kč
    • •
  • GA ČR
Project

Experimental investigation of unsteady flow patterns around vibrating airfoil with application in aeroelasticity (GA101/09/1522)

in the vicinity of the profile in the case of self-excited vibrations with largeamplitudes will be used after some adaptation. A new vibrating profile with two degrees of freedom......

BK - Mechanika tekutin

  • 2009 - 2012
    • •
  • 3 581 tis. Kč
    • •
  • 3 581 tis. Kč
    • •
  • GA ČR
Project

Experimental research on the control of bluff body vibration using fluid flow disturbances (GA101/96/1581)

obtained in the previous research of self-exciting bluff body vibration in confinedThe aim of the project is determination by experiments of the possibilities to control the vibration of a circular cylinder when a...

JU - Aeronautika, aerodynamika, letadla

  • 1996 - 1998
    • •
  • 1 015 tis. Kč
    • •
  • 543 tis. Kč
    • •
  • GA ČR
Project

Spindle units with condition monitoring (FW02020033)

of process vibrations above the allowed limit, detection of self-excited vibrations...

Mechanical engineering

  • 2020 - 2023
    • •
  • 17 451 tis. Kč
    • •
  • 12 750 tis. Kč
    • •
  • TA ČR
Project

The identification equipment for dynamic parameters of machines in transient operation conditions (GA101/00/0898)

for the identificationof dynamic parameters (displacements, frequencies) of blades under self-excited vibrations and transient operational conditions, e.g. short circuit and sudden unloadingThis grant project deals with an...

JB - Senzory, čidla, měření a regulace

  • 2000 - 2002
    • •
  • 4 575 tis. Kč
    • •
  • 3 096 tis. Kč
    • •
  • GA ČR
Project

Vibrational control of photochemical reactions in inert cryogenic environment (IAA4040706)

and excited states surfaces will be mapped via state-of-the-art ab initio quantum chemical methods. Then, the initial self-consistent quantum vibrational state of the system......

CF - Fyzikální chemie a teoretická chemie

  • 1997 - 1999
    • •
  • 2 420 tis. Kč
    • •
  • 560 tis. Kč
    • •
  • AV ČR
  • 1 - 10 out of 2 119