TY - DATA
T1 - Data underlying the article: Early fatigue damage accumulation of CFRP Cross-Ply laminates considering size and stress level effects
PY - 2022/09/29
AU - Xi Li
AU - Rinze Benedictus
AU - Dimitrios Zarouchas
UR - https://data.4tu.nl/articles/dataset/Data_underlying_the_article_Early_fatigue_damage_accumulation_of_CFRP_Cross-Ply_laminates_considering_size_and_stress_level_effects/21222371/1
DO - 10.4121/21222371.v1
KW - Acoustic emission
KW - Delamination
KW - Poisson’s ratio
KW - transverse cracking
KW - Stiffness degradation
N2 - <p>Ply-block size and stress level effect on accumulation of transverse cracks and delamination are investigated during early fatigue life of CFRP laminates. Tension-tension fatigue tests under different stress levels were performed for two cross-ply configurations. Edge observation with digital cameras, digital image correlation and acoustic emission were employed for in-situ damage monitoring. Transverse cracks were dominant for [0/90<sub>2</sub>]<sub>s</sub> laminates with almost non-existent delamination, while different interactive levels between both damage mechanisms occurred for [0<sub>2</sub>/90<sub>4</sub>]<sub>s</sub> laminates. Poisson’s ratio identifies whether early fatigue damage is dominant by transverse cracks or involves delamination. Cumulative AE energy is a helpful indicator of crack density.</p>
ER -