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复合材料瞬变电磁检测的模拟试验

于润桥 陈兵芽 凡汉云

宇航材料工艺2011,Vol.41Issue(6):70-72,3.
宇航材料工艺2011,Vol.41Issue(6):70-72,3.

复合材料瞬变电磁检测的模拟试验

Simulation and Experiment on Transient Electromagnetic Testing of Composites

于润桥 1陈兵芽 1凡汉云1

作者信息

  • 1. 南昌航空大学无损检测技术教育部重点实验室,南昌 330063
  • 折叠

摘要

Abstract

An computation model is developed that small yardstick and shallow transient electromagnetic method(TEM) is put forward to detect composites. The model is simplified along a measuring line, and transient electromagnetic response of every measuring point is obtained through Hankel transformation, then all data are converted into a profile of composites. The result shows that the comparison between anomaly and specimen flaws shows an excellent agreement, and computational precision improves along with the reduction of the space between measuring points. Finally, the computation model is verified by experiments.

关键词

复合材料/瞬变电磁/模拟/响应

Key words

Composites/Transient electromagnetism/ Simulation/Response

引用本文复制引用

于润桥,陈兵芽,凡汉云..复合材料瞬变电磁检测的模拟试验[J].宇航材料工艺,2011,41(6):70-72,3.

基金项目

航空科学基金(2008ZF56015) (2008ZF56015)

宇航材料工艺

OA北大核心CSCDCSTPCD

1007-2330

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