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3 376 (0,214s) •

Project

Identification of fatigue damage mechanisms in modern steels under development for fusion and nuclear reactors. (GP13-28685P)

, to determine a fatigue crack initiation mechanism and subsequently to measure kineticsof small fatigue crack growth, which allow a fatigue life prediction of components temperature leads to deve...

JL - Únava materiálu a lomová mechanika

  • 2013 - 2015
    • •
  • 2 630 tis. Kč
    • •
  • 2 630 tis. Kč
    • •
  • GA ČR
Project

Fatigue life and residual fatigue life assessment based on the kinetics of short crack growth (GA106/02/0584)

ofthe short crack growth. The fatigue crack kinetics will be studied on specimens. For this purpose the kinetics of short crack growth in selected materials and under wellTwo basic approaches hav...

JG - Hutnictví, kovové materiály

  • 2002 - 2004
    • •
  • 6 109 tis. Kč
    • •
  • 1 824 tis. Kč
    • •
  • GA ČR
Project

Description of short fatigue crack growth in large scale yielding conditions (GA18-03615S)

The prediction of residual fatigue life of structures or components with cracks for the measurement of the crack growth rate in the small scale yielding conditions at the crack tip is well established. How...

Materials engineering

  • 2018 - 2022
    • •
  • 5 599 tis. Kč
    • •
  • 5 425 tis. Kč
    • •
  • GA ČR
Project

Probability approach to the critical fatigue crack in steel structures (GA103/05/2467)

. The standard methods were based on requirement, which does not allow fatigue crack during failure. The data are represented in Wohler (Aa-N) curves. The fatigue cracks, which the absence possibility this method r...

JN - Stavebnictví

  • 2005 - 2007
    • •
  • 1 080 tis. Kč
    • •
  • 1 080 tis. Kč
    • •
  • GA ČR
Project

Effect of plasma nitriding on fatigue life and short crack growth in advanced structural materials (GA106/97/1034)

of the surfacetreatment on cyclic plastic strain localisation, crack initiation and short crack growth mechanism and kinetics. Fatigue life will be obtained both in low and high cycle region of fatigue

JG - Hutnictví, kovové materiály

  • 1997 - 1999
    • •
  • 1 984 tis. Kč
    • •
  • 1 000 tis. Kč
    • •
  • GA ČR
Project

Novel principles for life prediction in variable loading of components (GA101/07/1500)

will be obtained. The rates of short cracks will be measured and the kinetics of short crack and high safety factors must be used. Recent research into fatigue damage of structural materials revealed new possibili...

JS - Řízení spolehlivosti a kvality, zkušebnictví

  • 2007 - 2009
    • •
  • 2 883 tis. Kč
    • •
  • 2 883 tis. Kč
    • •
  • GA ČR
Project

Damage mechanisms in multiaxial cyclic loading (GA15-08826S)

will be characterized by SEM and AFM. Nucleation sites of small cracks, direction of growth and crack growth rate will be determined. The crack growth rate will be related to stress intensity factor at the cra...

JL - Únava materiálu a lomová mechanika

  • 2015 - 2019
    • •
  • 6 392 tis. Kč
    • •
  • 6 392 tis. Kč
    • •
  • GA ČR
Project

Crack growth analysis of steel structures subject to cyclic strain (GA103/09/1580)

The aim of this project is to present both a unified approach to fatigue damage and to the fracture mechanics methodology for propagation of fatigue cracks. The emphasis; for fatigue corresponding to a very sma...

JM - Inženýrské stavitelství

  • 2009 - 2011
    • •
  • 4 240 tis. Kč
    • •
  • 4 240 tis. Kč
    • •
  • GA ČR
Project

Effect of the microstructure on the fatigue in highly anisotropic stainless steel fabricated by selective laser melting (GJ19-25591Y)

of fatigue crack kinetics. The project will acquire unique multi-method insight and novelThis project focuses on fatigue resistance of metastable austenitic steels with highly anisotropic properties made by select...

Audio engineering, reliability analysis

  • 2019 - 2023
    • •
  • 7 485 tis. Kč
    • •
  • 7 485 tis. Kč
    • •
  • GA ČR
Project

Micro-interpretation of fatigue defects in steels of various strengths (GA103/06/1382)

Developing a model for the description of environment-attended short fatigue crack propagation. Fatigue cracks are initiated at corrosion pits being formed result in the growth of fatigue cracks t...

JL - Únava materiálu a lomová mechanika

  • 2006 - 2008
    • •
  • 3 824 tis. Kč
    • •
  • 3 824 tis. Kč
    • •
  • GA ČR
  • 1 - 10 out of 3 376