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1 065 (0,073s) •

Project

Experimental and theoretical investigation of the Magnus force acting on the solid particle in fluid (IAA200600603)

) on dimensionless drag force, rotational drag force and Magnus force coefficient, respectively drag coefficients of particle and Magnus force coefficient.The Magnus force plays ...

BK - Mechanika tekutin

  • 2006 - 2010
    • •
  • 2 737 tis. Kč
    • •
  • 2 737 tis. Kč
    • •
  • AV ČR
Project

Contribution to Analysis of Rotor Hub Drag Reduction (7H11075)

The drag of rotor hub is a major contributor to the overall drag of helicopter. it is therfore important to throughly investigate possible techniques to reduce the drug of this unit. The overall aim of the project is to undertake a ...

JU - Aeronautika, aerodynamika, letadla

  • 2011 - 2013
    • •
  • 1 859 tis. Kč
    • •
  • 503 tis. Kč
    • •
  • MŠMT
Project

Pressure-drag flow of non-newtonian fluids in straight channels (IAA2060004)

flow rate, drag force); 2) clarification of existence of quasisimilarity behaviour). Imposed shear is of Couette and/or Poiseuille type representing both drag and pressure driving forces applied. The principal obj...

BK - Mechanika tekutin

  • 2000 - 2004
    • •
  • 4 132 tis. Kč
    • •
  • 1 420 tis. Kč
    • •
  • AV ČR
Project

TEASTER (technological experiment and verification of MAC space environmental resistance). (FT-TA2/033)

Obtaining of new information about effects of nature non-gravitation forces on satellites drag, development and specification of Earth thermosphere dynamic models. Development of micro accelerometers new circuit and mechanical nodes...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2005 - 2009
    • •
  • 18 313 tis. Kč
    • •
  • 11 693 tis. Kč
    • •
  • MPO
Project

Analysis of hydrodynamic forces acting on bubbles by PIV measurements (IAA200720801)

. The measured velocity field will be treated in order to get information on the forces actingon bubbles in different flow situations. The calculation and analysis of the drag, added-mass, history and interaction forces wil...

BK - Mechanika tekutin

  • 2008 - 2010
    • •
  • 3 003 tis. Kč
    • •
  • 3 003 tis. Kč
    • •
  • AV ČR
Project

Mathematical modelling and numerical simulation of particle laden flow in a channel with smooth and rough bed (IAA2060201)

of particle, to determine correctly Magnus force and to take into account effect...

BK - Mechanika tekutin

  • 2002 - 2005
    • •
  • 4 132 tis. Kč
    • •
  • 1 647 tis. Kč
    • •
  • AV ČR
Project

Skin friction in two-dimensional laminar boundary layer (GA101/97/0607)

Reducing the aerodynamic drag of airfoils in aeronautics by choosing airfoil project intends to find airfoils with lower laminar drag, or as the case may be, with lower drag-to-lift ratio and that by using the XFOIL code co...

JU - Aeronautika, aerodynamika, letadla

  • 1997 - 1999
    • •
  • 2 239 tis. Kč
    • •
  • 1 239 tis. Kč
    • •
  • GA ČR
Project

Study of the effects of micellar additives on heat transfer and pressure losses (GA101/06/1478)

equipment and particular heat transfer devices when drag reducing liquid is used as heat regions of drag reduction will be taken into account. The future research will involve of additive drag reduction, and heat transfer ...

BK - Mechanika tekutin

  • 2006 - 2008
    • •
  • 2 578 tis. Kč
    • •
  • 2 578 tis. Kč
    • •
  • GA ČR
Project

Influence of Boundary Conditions on Fluid Flow of Drag Reducing Surfactant Additives (GA103/94/1186)

BK - Mechanika tekutin

  • 1994 - 1996
    • •
  • 999 tis. Kč
    • •
  • 1 594 tis. Kč
    • •
  • GA ČR
Project

Study of micellar additives influence on heat transfer with respect to application to heating systems (GA101/99/1431)

The phenomenon of drag reduction in the flow of heat carrying liquids is an important means of saving energy cost in many industrial branches particularly know drag reducers, the most effective and prospective additive for turbulenc...

BK - Mechanika tekutin

  • 1999 - 2001
    • •
  • 1 701 tis. Kč
    • •
  • 831 tis. Kč
    • •
  • GA ČR
  • 1 - 10 out of 1 065