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4 578 (0,128s) •

Project

Life assessment of mechanical components under multiaxial thermo-mechanical loading with variable amplitude (GA21-06645S)

A series of strain-controlled Low-Cycle Fatigue (LCF) tests and Thermo-Mechanical Fatigue (TMF) tests will performed for austenitic stainless steel, martensitic steel and nickel-based super-alloy. Uniaxial and ...

Applied mechanics

  • 2021 - 2023
    • •
  • 5 813 tis. Kč
    • •
  • 5 813 tis. Kč
    • •
  • GA ČR
Project

The selection and implementation of procedures for low-cycle fatigue evaluating of reactor pressure vessel internals including multiaxial stress state (TA04020806)

The project goal is improvement of contemporary prediction approaches in the field of low cycle fatigue loading of metallic components. The solution is based on establishment of numerical models supported by extensive exper...

JL - Únava materiálu a lomová mechanika

  • 2014 - 2017
    • •
  • 20 730 tis. Kč
    • •
  • 13 330 tis. Kč
    • •
  • TA ČR
Project

Multiaxial Creep-Ratcheting and Creep-Fatigue Behaviour of High Temperature Components A Data-Driven Approach (GA24-11308S)

Various multiaxial creep-fatigue and creep-ratcheting tests will be performed at high temperatures for a novel austenitic stainless steel and for an additively manufactured nickel based superalloy. Both novel macro- and micro-scale ...

Applied mechanics

  • 2024 - 2026
    • •
  • 7 302 tis. Kč
    • •
  • 7 302 tis. Kč
    • •
  • GA ČR
Project

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

the validity of the existing models for fatigue life prediction in multiaxial loading.The project is focused on the study of fatigue damage mechanisms of 316L stainless steel under axial/torsional loading. Specimens will b...

JL - Únava materiálu a lomová mechanika

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

Physical metallurgy aspect of fatigue damage of engineering parts made from steels multiaxially stressed by cycling loading (GA106/01/0342)

Using the results of new applied technologies of steel production, the relations between physical-metallurgical parameters and mechanical characteristics of carbon and microalloyed steels for large engineering parts loaded under cyclic multiaxial...

JL - Únava materiálu a lomová mechanika

  • 2001 - 2003
    • •
  • 2 713 tis. Kč
    • •
  • 1 891 tis. Kč
    • •
  • GA ČR
Project

Development and Analysis of Criteria for High-Cycle Fatigue Description under Multiaxial Loading (GP101/07/P350)

and at a proposal of new methods for fatigue strength evaluation under multi-channel loading. The PragTic software built by the submitter as a research tool for fatigue analysisunder of the point examined will be developed. This is...

JL - Únava materiálu a lomová mechanika

  • 2007 - 2009
    • •
  • 1 464 tis. Kč
    • •
  • 1 464 tis. Kč
    • •
  • GA ČR
Project

Efficient lifetime estimation techniques for general multiaxial loading (GA15-18274S)

Project focuses on fatigue life prediction methods under multiaxial loading in the domain of low-cycle fatigue, i.e. cases, where the plasticity cannot be neglected. First, the elastic-plastic solution in ...

JL - Únava materiálu a lomová mechanika

  • 2015 - 2017
    • •
  • 5 670 tis. Kč
    • •
  • 5 670 tis. Kč
    • •
  • GA ČR
Project

Computational and experimental support for 3D printing of metal components made by DMLS technology and exposed to multiaxial fatigue loading (FW01010462)

exposed to multiaxial fatigue loading in operation. Functional samples of complex and complicated (multiaxially) stressed components will be practically designed, dimensioned this will be accompanied by the development of ...

Mechanical engineering

  • 2020 - 2023
    • •
  • 17 255 tis. Kč
    • •
  • 11 655 tis. Kč
    • •
  • TA ČR
Project

Computational modelling of ductile fracture of identical wrought and printed metallic materials under ultra-low-cycle fatigue (GA23-04724S)

will be limited by ultra-low-cycle fatigue for which the damage will also be determined based on various multiaxial criteria.......

Applied mechanics

  • 2023 - 2025
    • •
  • 9 984 tis. Kč
    • •
  • 9 984 tis. Kč
    • •
  • GA ČR
Project

The influence of a random multiaxial nonproportional stress on the fatigue life of machine parts (GA101/02/0043)

State of the art of knowledge of fatigue damaging caused by a multiaxial stress with nonproportional random components is low up to now. This fact does not enable reliable algorithms and a program for calculating fatigu...

JL - Únava materiálu a lomová mechanika

  • 2002 - 2004
    • •
  • 8 058 tis. Kč
    • •
  • 3 294 tis. Kč
    • •
  • GA ČR
  • 1 - 10 out of 4 578