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Projects

566 projects (0,18s) •

Project

Research on Radial Jet Instabilities (GP101/08/P128)

to a hydraulic shortcut eventually. Thus flow conditions which cause the radial jet to collapse will be investigated. The radial jet instability as a result of a presentThe project is aimed at research of a radial jet<...

BK - Mechanika tekutin

  • 2008 - 2010
    • •
  • 1 065 tis. Kč
    • •
  • 1 065 tis. Kč
    • •
  • GA ČR
Project

Heat/mass transfer of impinging pulsatile jets controlled by large coherent structures (GA101/05/2681)

pulsatile jets controlled by means of large coherent structures in the flow field. The intrinsic instability of the jet shear flow is responsible for the oscillating characterof the flow field. On the other hand, the j...

BK - Mechanika tekutin

  • 2005 - 2007
    • •
  • 2 615 tis. Kč
    • •
  • 2 615 tis. Kč
    • •
  • GA ČR
Project

Flow macro-instability in stirred vessels experimental studies, description and modelling (GA104/05/2500)

macro-instability phenomena in mechanically stirred vessels with rotating impellers to mechanical stresses in the vessel parts. The studies of the macro-instability related macro-jets and by occurrence of spatially and tem...

CI - Průmyslová chemie a chemické inženýrství

  • 2005 - 2007
    • •
  • 1 998 tis. Kč
    • •
  • 1 998 tis. Kč
    • •
  • GA ČR
Project

Heat and mass transfer enhancement in unsteady jet flows - utilization of effects of hysteresis, bistability and intermittency (GC21-26232J)

The physical fundamentals of the heat transfer and flow structure of the coaxial, annular and swirling impinging jets will be the focus of the project. The influence of hysteresis, bistability, intermittency and flow structure on the heat/ma...

Thermodynamics

  • 2021 - 2023
    • •
  • 3 339 tis. Kč
    • •
  • 3 339 tis. Kč
    • •
  • GA ČR
Project

PARADOX OF HELICAL INSTABILITIES (IAA200760705)

The aim is to study origin, development and mutual interaction of instabilities in flowing fluids - and the corresponding coherent structures - having helical character experimental program plans to use an existing generator of highly heated...

DG - Vědy o atmosféře, meteorologie

  • 2007 - 2010
    • •
  • 2 027 tis. Kč
    • •
  • 2 027 tis. Kč
    • •
  • AV ČR
Project

Stability and bistability of flows with vortex structures (GA101/99/0059)

The objective of this project is investigation of fluid flows past walls with substantial curvature and/or thermal effects. In such flows, complicated vortex structures may appear due to the internal instabilities. This leads to phenomena fo...

BK - Mechanika tekutin

  • 1999 - 2001
    • •
  • 2 394 tis. Kč
    • •
  • 1 945 tis. Kč
    • •
  • GA ČR
Project

Optimization of pulsatile jet actuation in fluid mechanics (GA16-16596S)

The physical fundamentals of pulsatile fluid jet flows, namely jet flows with reciprocating fluid movement (synthetic jets, hybrid synthetic jets and mixed pulsed jets. The useful value of the jets

BK - Mechanika tekutin

  • 2016 - 2020
    • •
  • 5 937 tis. Kč
    • •
  • 5 811 tis. Kč
    • •
  • GA ČR
Project

Hydrodynamic generator of pulsed jets (IAA2086001)

ultrasonic modulation of the jet will be defined. The development of the ultrasonic nozzle device for modulation of high-speed water jets will be aimed at modulation using methods of direct measurement of impact forces generated by...

DH - Báňský průmysl včetně těžby a zpracování uhlí

  • 2000 - 2003
    • •
  • 4 081 tis. Kč
    • •
  • 1 298 tis. Kč
    • •
  • AV ČR
Project

Actuators of synthetic and hybrid synthetic jets (GPP101/12/P556)

Synthetic jet actuators will be investigated in the proposed research project of the modifications of the synthetic jet actuator is the hybrid synthetic jet actuator. The hybrid synthetic jet actuator differs in th...

BK - Mechanika tekutin

  • 2012 - 2014
    • •
  • 991 tis. Kč
    • •
  • 991 tis. Kč
    • •
  • GA ČR
Project

Control of air entrainment process in thermal plasma jets generated by hybrid gas-water torch (KJB100430701)

Thermal plasma jets are strongly affected by the surrounding atmosphere since in thermal plasma jets in different surroundings. The project will be mostly devoted to an experimental investigation and will be focused on the study of ...

BL - Fyzika plasmatu a výboje v plynech

  • 2007 - 2009
    • •
  • 1 348 tis. Kč
    • •
  • 1 348 tis. Kč
    • •
  • AV ČR
  • 1 - 10 out of 566