尺寸测量法检定钟罩式气体流量标准装置编码器系数

Calibration of Encoder Coefficient of Bell-type Gas Flow Standard Device by Dimensional Measurement

以我站对某三级计量技术机构的2000L钟罩式气体流量标准装置现场检定为例,简要介绍其结构及工作原理。采用尺寸测量法进行检定,并通过实例,分析了依据现行钟罩式气体流量标准装置检定规程,在实施检定过程中存在的问题及解决方法。

Taking the 2000L bell-type gas flow standard device of a three-level measurement technical institu-tion as an example,its structure and working principle are briefly introduced.The problems and solutions in the verification process according to the verification regulations of the current bell-type gas flow standard device are analyzed through an example.