JJG 105-2019《转速表》检定规程探讨

Discussion of JJG 105-2019"Tachometers"Verification Regulation

JJG 105-2019《转速表》检定规程对转速表的检定提供了科学、规范的依据。由于规程刚实施,主要内容做了较大的修改,检定员对规程的消化理解有个过程,在贯彻过程中经常会遇到一些疑惑。本文结合工作经验,从转速表检定的角度对规程的新旧版本进行比较,对新增内容进行了重点探讨,并对修改内容的适用效果进行了分析,以供检定员参考。

The verification regulation of JJG 105-2019"Tachometer"provides scientific and standard basis for the verification of tachometers.Because the regulation has just been implemented,the main contents have been modi­fied greatly,and the operator has a process to digest and understand the procedure.Based on the working experi­ence,this paper compares the new and old versions of the regulation from the angle of the tachometer verification,mainly discuss the newly added contents,and analyzes the applicable effect of the revised contents for the reference of the operator.