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薄膜式锰铜压阻计的动态标定

Mechanics in Engineering(2011)

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Abstract
介绍了以飞片平面撞击标定某新型锰铜压阻计的过程及方法.标定在Φ130 mm轻气炮上进行,采用有机玻璃,Cu和W 3种材料为飞片和靶板材料,实现不同速度下的同种材料平面正撞击,获得0.66~25.4 GPa范围的入射压力,并利用几何修正和D-u关系修正两种方法对结果进行了修正,给出了标定结果以及拟合曲线.
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Key words
stress waves,gas-gun,manganin piezoresistance gauges,dynamic calibration
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