驻极体表面电位测量仪的研制  

Development of a Surface Potential Monitor for Electret

作　　者：苟全录[1] 郝庆国[1] 魏素遐[1] 

机构地区：[1]中国辐射防护研究院

出　　处：《核电子学与探测技术》1999年第5期376-378,共3页Nuclear Electronics & Detection Technology

摘　　要：给出了一种基于感应原理的驻极体表面电位测量仪，该仪器原理简单，采用直流电池供电，漏电流小，用电省，指示直观，小型方便，操作简便。其电位测量范围为０～（１９９９±２）Ｖ。经实际使用，其性能稳定，能够满足日常测氡的需要。This paper presents a surface potential monitor for electret based on the theory of electrostatic induction. The monitor has advantages of simple principle, small leak current, small consumption of electricity, with LCD reading , smallness and lightness, and is easy to perform and powered by DC battery.The range for measuring surface potential is 0～(1999±2) V. The monitor has is stable in use and can meet the needs of radon measurement.

关 键 词：驻极体 表面电位 测量仪 结构 工作原理 

分 类 号：TM933.23[电气工程—电力电子与电力传动]