Recenze Durability of Fiber-Reinforced Polymers

INTRODUCTION VISCOELASTICITY Concept of viscoelastic behavior Concept of time-temperature superposition principle (TTSP) Master curve of creep compliance of matrix resin Generalization of TTSP for non-destructive deformation properties to static, creep and fatigue strengths Master curve of static strength Master curve of creep strength Master curve of fatigue strength Conclusion MASTER CURVES OF VISCOELASTIC COEFFICIENTS OF POLYMER RESIN Master curve of creep compliance based on modified time-temperature superposition principle Simplified determination of long-term viscoelastic behavior Conclusion NON-DESTRUCTIVE MECHANICAL PROPERTIES OF FIBER REINFORCED PLASTICS (FRP) Role of mixture Mechanical and thermal properties Master curves of creep compliances STATIC AND FATIGUE STRENGTHS OF FIBER REINFORCED PLASTICS (FRP) Experimental procedure Results and discussion Conclusion FORMULATIONS OF STATIC STRENGTHS OF FIBER/POLYMER COMPOSITES Formulation of quasi-static strength Application of formulation Results and discussion Conclusion FORMULATION OF FATIGUE STRENGTH OF FIBER/POLYMER COMPOSITES Formulation Application of formulation Conclusion FORMULATION OF CREEP STRENGTH OF FIBER/POLYMER COMPOSITES Formulation Application of formulation Conclusion APPLICATION 1: STATIC STRENGTHS IN VARIOUS LOAD DIRECTIONS OF UNIDIRECTIONAL CFRP UNDER WATER ABSORPTION CONDITION Experimental procedure Viscoelastic behavior of matrix resin Master curves of static strengths for unidirectional CFRP Relationship between static strengths and viscoelasticity of matrix resin Conclusion APPLICATION 2: MASTER CURVES OF STATIC AND FATIGUE FLEXURAL STRENGTHS OF VARIOUS FRP LAMINATES UNDER WATER ABSORPTION CONDITION Preparation of specimens Experimental procedures Creep compliance Flexural static strength Flexural fatigue strength Conclusion APPLICATION 3: LIFE PREDICTION OF CFRP/METAL BOLTED JOINT Experimental procedure Results and discussion Conclusion APPLICATION 4: LIFE PREDICTION OF CFRP STRUCTURES BASED ON MMF/ATM Procedure of MMF/ATM method Determination of MMF/ATM critical parameters Life determination of CFRP structures based MMF/ATM method Experimental confirmation for OHC static and fatigue strengths of quasi-isotropic CFRP laminates Conclusion schovat popis