Book of Abstracts
R. Joffe, L. Pupure, J. Varna, L. Wallström (Editors)
PROGRAM
Keynote lecture chaired by L. Pupure
8:30-9:15
- UNCONVENTIONAL EXPERIMENTAL APPROACHES TO INVESTIGATE THE COMPRESSIVE BEHAVIOUR OF CARBON FIBRE COMPOSITES
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1Bristol Composites Institute (ACCIS), University Walk, Bristol, BS8 1TR, UK
Keywords: Compression, Bending, Hybrids, Size effect, Strain gradient
Oral session "Phenomena in complex loading ‐ 2" chaired by F. Pierron and J. Renart
9:15-9:55
- 9:15-9:35 ON THE IN-SITU EFFECT UNDER TRANSVERSE SHEAR AND THE ASSOCIATED THIN-PLY LAMINATE IMPACT RESPONSE (ID 143)
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1AMADE research group, University of Girona, Av. Universitat de Girona, 4. 17003 Girona, Spain
2Chomarat, 39 Avenue de Chabannes, 07160, Le Cheylard, FranceKeywords: X-ray tomography, thin-plies, impact, in-situ effect
- 9:35-9:55 SPLIT-DISK TEST WITH 3D DIGITAL IMAGE CORRELATION STRAIN MEASUREMENT FOR FILAMENT WOUND COMPOSITES (ID 148)
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1Department of Materials Engineering, KU Leuven, Kasteelpark Arenberg 44 bus 2450, B-3001 Leuven, Belgium
2Department of Mechanical Engineering, KU Leuven, Kasteelpark Arenberg 44 bus 2420, B-3001 Leuven, Belgium
3SIM vzw, Technologiepark 935, B-9052 Zwijnaarde, Belgium
4Department of Materials Engineering, KU Leuven Campus De Nayer J. De Nayerlaan 5, B-2860 Sint-Katelijne-Waver, BelgiumKeywords: Split-disk test, Filament wound composites, Strain measurement, Digital image correlation
Coffee Break
9:55-10:20
Oral session "Micromechanics" chaired by J. Varna and A. Pupurs
10:20-12:20
- 10:20-10:40 SYNERGIES IN THE FINAL FAILURE OF THIN PLY COMPOSITES: NEW MODELLING INSIGHTS TO EXPLAIN THE EXPERIMENTAL OBSERVATIONS (ID 150)
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1Department of Materials Engineering, KU Leuven, Kasteelpark Arenberg 44 box 2450, 3001 Leuven, Belgium
Keywords: Thin ply composites, synergetic effects, ultimate tensile strength
- 10:40-11:00 MATRIX AND INTERFACE CRACKING IN CROSS-PLIED MULTIFUNCTIONAL STRUCTURAL COMPOSITE MICRO-BATTERY (ID 158)
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1Department of Industrial and Materials Science, Chalmers University of Technology, SE-41296 Göteborg, Sweden
Keywords: Multifunctional composites, micro-battery, Finite elements, microdamage, debonds
- 11:00-11:20 FIBRE-RELATED DAMAGE EVOLUTION IN UNIDIRECTIONAL PLIES UNDER CYCLIC TENSION LOADINGS (ID 146)
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1Department of Management and Engineering, University of Padova, Stradella S. Nicola, 3, Vicenza, Italy
2Department of Wind Energy, Technical University of Denmark, DenmarkKeywords: Fatigue, damage evolution, fibre failure
- 11:20-11:40 NUMERICAL STUDY ON EFFECT OF FIBRE MISALIGNMENT AND VARIATION OF COHESIVE PROPERTIES ON FIBRE/MATRIX DEBONDING (ID 149)
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1Department of Mechanical Engineering, KU Leuven, Celestijnenlaan 300 bus 2420, 3001 Leuven, Belgium
2SIM vzw, Technologiepark 935, B-9052 Zwijnaarde, Belgium
3Department of Materials Engineering, KU Leuven, Kasteelpark Arenberg 44 bus 2450, 3001 Leuven, BelgiumKeywords: Variability of fibre reinforced composites, Representative volume element, Embedded region, Cohesive zone, Parametric study
- 11:40-12:00 ELIMINATION OF VOLUME REDUNDANCY IN EMBEDDED ELEMENTS/COHESIVE ZONES MODELLING OF INTERFACE AND MATRIX DAMAGE MODELLING IN FIBRE REINFORCED COMPOSITES (ID 138)
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1State Key Laboratory of Mechanics and Control of Mechanical Structures, Nanjing University of Aeronautics and Astronautics, 29 Yudao Street, 210016 Nanjing, P.R. China
2Department of Mechanical Engineering, KU Leuven, Kasteelpark Arenberg 41 bus 2420, 3001 Leuven, Belgium
3Department of Materials Engineering, KU Leuven, Kasteelpark Arenberg 44 bus 2450, 3001 Leuven, BelgiumKeywords: Fibre reinforced composites, Embedded zones, Cohesive zones, Progressive damage
- 12:00-12:20 PLY-THICKNESS EFFECT ON FIBER-MATRIX INTERFACE CRACK GROWTH (ID 160)
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1Luleå University of Technology, University Campus, SE-97187 Luleå, Sweden
2Université de Lorraine, EEIGM, 6 Rue Bastien Lepage, F-54010 Nancy, FranceKeywords: Polymer matrix composites, Debonding, Ply-thickness effect, Fracture mechanics
Lunch
12:20-13:20
Oral session "Stress gradients" chaired by L.P. Mikkelsen and F. Mujika
13:20-14:20
- 13:20-13:40 PREDICTION AND EXPERIMENTAL VALIDATION OF THE NOTCH (IN)SENSITIVITY OF TOW BASED DISCONTINUOUS COMPOSITES (ID 109)
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1Department of Mechanical Engineering, South Kensington Campus, Imperial College, London, SW7 2AZ, United Kingdom
Keywords: Discontinuous composites, Notch-sensitivity, Numerical modelling
- 13:40-14:00 A PHYSICALLY BASED APPROACH DEDICATED TO OPEN-HOLE STRENGTH WITH A NEW GENERATION MATERIAL (ID 154)
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1ONERA/DMAS, Université Paris Saclay , F-92322 Châtillon – France
2Dassault Aviation, 78 Quai Marcel Dassault, 92210 Saint-Cloud – FranceKeywords: damage, failure, open-hole, modelling, finite-element method
- 14:00-14:20 DEVELOPMENT OF A NEW HYBRID COMPOSITE PEDICLE SCREW: NUMERICAL AND EXPERIMENTAL INVESTIGATION (ID 106)
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1Institut für Verbundwerkstoffe GmbH, Erwin-Schrödinger-Straße, Geb. 58, 67663 Kaiserslautern, Germany
Keywords: CF-PEEK, Finite element modelling, Hybrid structure, Parametric optimization, Pedicle screw
Oral session "Processing induced behaviour" chaired by L.P. Mikkelsen and F. Mujika
14:20-15:00
- 14:20-14:40 ON OPTICAL FIBER BRAGG GRATINGS FOR IN-SITU CURE-INDUCED STRAIN MEASUREMENTS (ID 139)
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1Composite Mechanics and Structures, DTU Wind Energy, DTU Risø Campus, 4000 Roskilde, Denmark
2Karlsruhe Institute of Technology, Institute for Applied Materials, Hybrid and Lightweight Materials, Kaiserstraße 12, 76131 Karlsruhe, GermanyKeywords: Residual stresses, Fatigue, Glass-fibre composites, Wind turbine blades
- 14:40-15:00 EFFECT OF DEGREE OF CURE ON NON-LINEAR BEHAVIOUR OF POLYMERIC MATERIALS (ID 165)
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1Department of Engineering Sciences and Mathematics, Luleå University of Technology, 97187 Luleå, Sweden
2RISE SICOMP, Box 271, SE-94129, Piteå, SwedenKeywords: Degree of Cure, nonlinearity, viscoplasticity, viscoelasticity