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材料研究学报  1990, Vol. 4 Issue (3): 261-264    
  研究论文 本期目录 | 过刊浏览 |
带有内部损伤层的单向板的脱层特性
邓猛;习年生;R.Prize
北京航空材料研究所;北京航空材料研究所;联邦德国宇航院结构力学研究所
DELAMINATION CHARACTERIZATION OF A UNINDIRECTIONAL LAMINATE WITH INSIDE PLIES CUT
DENG Meng;XI Niansheng(Institute of Aeronautical Materials)R.Prize(Institute for Structureal Mechanics;DEVLR;Federal Germany)
引用本文:

邓猛;习年生;R.Prize. 带有内部损伤层的单向板的脱层特性[J]. 材料研究学报, 1990, 4(3): 261-264.
, , . DELAMINATION CHARACTERIZATION OF A UNINDIRECTIONAL LAMINATE WITH INSIDE PLIES CUT[J]. Chin J Mater Res, 1990, 4(3): 261-264.

全文: PDF(245 KB)  
摘要: 本文研究了914C/TS-5石墨/环氧单向板在应力控制拉-拉疲劳加载下的脱层特性。实验表明,层板刚度随脱层的增长和疲劳循环而呈线性下降。用分析方法估计了与脱层有关的应变能释放率和应力强度因子。应力对脱层增长速率的影响,可用指数律描述。
关键词 层压板疲劳试验脱层    
Abstract:Stress-controlled tension-tension fatigue tests(R=0.1,σ_u=275,325,375MPa)were per-formed on 914C/TS-5 graphite/epoxy laminates of(O_2, Φ_2)_s stacking order.Some of layers in thelaminates were cut in order to create a favourable condition for mode Ⅱ fract
Key wordslaminate    fatigue test    delamination
收稿日期: 1990-06-25     
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