A multiaxial high-cycle transversely isotropic fatigue model Reijo Kouhia 1 , Sami Holopainen 1 , Timo Saksala 1 and Andrew Roiko 2 1 Tampere University of Technology Department of Mechanical Engineering and Industrial Systems 2 VTT Technical Research Centre of Finland Partially funded by TEKES - the National Technology Agency of Finland Project SCarFace, number 40205/12 14 th European Mechanics of Materials Conference August 27–29, 2014, Gothenburg, Sweden
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A multiaxial high-cycle transversely isotropic fatigue model · 2014-08-28 · A multiaxial high-cycle transversely isotropic fatigue model Reijo Kouhia1, Sami Holopainen1, Timo Saksala1
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A multiaxial high-cycle transversely isotropicfatigue model
Reijo Kouhia1, Sami Holopainen1, Timo Saksala1 and Andrew Roiko2
1Tampere University of TechnologyDepartment of Mechanical Engineering and Industrial Systems
2VTT Technical Research Centre of Finland
Partially funded by TEKES - the National Technology Agency of FinlandProject SCarFace, number 40205/12
14th European Mechanics of Materials ConferenceAugust 27–29, 2014, Gothenburg, Sweden
Outline
• Motivation and background
• Isotropic model
• Transversely isotropic model
• Parameter estimation
• Results
• Conclusions and futuredevelopments
0 20 40 60 80−200
0
200
400
600
800
stress
[MPa]
80 0 20 40 60 800
0.005
0.01
0.015
0.02
Damage
EMMC-14, August 27–29, 2014 2
Motivation and background
Certain materials exhibit transversely isotropic symmetry