DCB specimen with a piano hinges and b load blocks
Double cantilever beam (DCB) specimens composed of carbon fiber reinforced polymer laminate composites were tested. Two material systems were investigated. One consisted of plies from …
Thermo-structural analysis of deployable composite booms with slotted ...
2022年1月1日 · A detailed computational and experimental analysis on DCB with oval slotted hinges had been presented in this work. The deflection of the DCB prototype under the static …
Schematic depicting the hinged DCB specimens. The PTFE
Atomistic simulations and experiment are performed to investigate the interfacial fracture toughness between carbon fiber and epoxy. The interaction energy and binding constant are …
Folding behavior of thin-walled tubular deployable composite …
2023年8月1日 · Thin-walled tubular deployable composite boom (DCB) has gained significant attention due to its lightweight, simple structure and high packaging efficiency. The …
Folding analysis for thin-walled deployable composite boom
2019年6月1日 · The folding hinge consisting of three tape springs makes the folding deformation process of the DCB much easier. However, the hinge significantly decreases the flexure …
Effects of T-tabs and large deflections in double cantilever beam ...
1991年2月1日 · Consider a hinged DCB specimen which is undergoing large deflections. The expression for Cl in this case can be derived from equation (20) by substituting H equal to zero …
复合材料断裂韧性测试：DCB试样和电子拉力测试机应用详解！
2023年9月23日 · ASTM D5528是一项广泛应用的测试规范，用于测定连续纤维增强复合材料的开口模式I层间断裂韧性。 该测试使用了一种特殊的样品，即DCB样品。 这些样品由两个悬臂梁 …
ssc检测标准：GB/T 4157-2017 方法D：双悬臂梁试验 (DCB)
2024年5月6日 · 1.1 双悬臂梁试验是用于测量金属材料的抗EC裂纹扩展的性能，是一种止裂型的断裂力学试验。 此方法用临界应力场强度因子K来表示抗SSC扩展性能，同样通常用Kec表示 …
A novel micro-double cantilever beam (micro-DCB) test in an X …
2018年9月1日 · In this paper, a novel miniaturized double cantilever beam (DCB) test (so-called micro-DCB test) for mechanical loading of samples in an X-ray microscope and for 3 …
Comparison of calculations of energy release rates for DCB multi ...
2021年7月28日 · Double cantilever beam (DCB) specimens are used extensively to measure the mode I fracture toughness and fracture resistance curves. There are two standards for …