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bing de dan su xing duan lie ren xing ce ding fang fa de yan jiu
Author(s): 
Pages: 84-89
Year: Issue:  2
Journal: Journal of Glaciology and Geocryology

Keyword:  断裂韧性弹塑性;
Abstract: 提出了一种测定冰的弹塑性断裂韧性J积分的实验方法。分别用光弹法及散斑法测出试件的应力场及位移场。然后通过回路J积分得到冰的断裂韧性实测性。通过淡水冰试件进行的实测,两条积分回路的J积分值相对对误差小于6%
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