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铜及铜合金带材导电率的涡流测试方法
引用本文:李湘海. 铜及铜合金带材导电率的涡流测试方法[J]. 理化检验(物理分册), 2005, 41(8): 407-409
作者姓名:李湘海
作者单位:洛阳铜加工集团有限责任公司,洛阳,471039
摘    要:采用涡流法选择不同的测试频率,分别对不同厚度不同叠加层的几种铜带材进行了导电率测试试验,并与双电桥法进行了对比。结果表明,只要测试频率和叠加层数合适,用涡流法完全适合对铜及铜合金带材进行导电率测量,非常适用于规模化生产铜及铜合金带材导电率快速检验的需要。

关 键 词:铜及铜合金  涡流法  导电率  叠加  快速检验
文章编号:1001-4012(2005)08-0407-03
收稿时间:2005-01-17
修稿时间:2005-01-17

THE METHOD FOR ELECTRICAL CONDUCTIVITY MEASUREMENT OF COPPER AND COPPER ALLOY STRIP BY USE OF EDDY CURRENT
LI Xiang-hai. THE METHOD FOR ELECTRICAL CONDUCTIVITY MEASUREMENT OF COPPER AND COPPER ALLOY STRIP BY USE OF EDDY CURRENT[J]. Physical Testing and Chemical Analysis Part A:Physical Testing, 2005, 41(8): 407-409
Authors:LI Xiang-hai
Abstract:After choosing different test frequrency, make an test experiment by use of the eddy current method for the strip of copper and copper alloys which were different thickness and folding layer, and compare it with the method of Kelvin electricity bridge. The result proved that if only the test frequency is fit for the number of folding layer, the eddy current method is very suitable for the test of electrical conductivity for the strip of copper and copper alloys. The method fully supplies the demands of fast examination for the electrical conductivity of the strip of copper and copper and copper alloys by scale-producing.
Keywords:Copper and copper alloys   Eddy current method   Electrical conductivity   Fold   Fast examination
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