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分立型电压电流探头的原位标定

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Indexed by:Journal Papers

Date of Publication:2017-04-15

Journal:仪表技术与传感器

Included Journals:CSCD

Issue:4

Page Number:45-48,53

ISSN No.:1002-1841

Key Words:分立型探头;相位标定;标定负载;相位校正因子

Abstract:利用分立型电压、电流探头和数字示波器测量脉冲射频功率存在探头相位标定的问题,造成难以精确测量脉冲射频功率,特别是脉冲射频放电初始击穿段的功率.文中研究了影响探头相位标定的因素, 获得了分立型电压、电流探头相位校正因子.经过比较,测量的脉冲射频功率与光电倍增管记录的放电辉光变化规律基本一致,证实了标定后的分立型电压、电流探头可以用于脉冲射频功率精确测量.

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