0.3级测力仪标准装置不确定度评定  

Evaluation of Uncertainty in the Standard Device of 0.3 Level Dynamometer

作　　者：朱乔青 ZHU Qiaoqing(Hainan Kerui Measurement Technology Service Co.,Ltd.,Haikou 570206,China)

机构地区：[1]海南科瑞计量技术服务有限公司,海南海口570206

出　　处：《品牌与标准化》2023年第S1期93-95,共3页

摘　　要：文章依据JJG 139—2014《拉力、压力和万能试验机》检定规程、JJG 621—2012《液压千斤顶》检定规程,通过重复性试验和不确定度来源分析,对0.3级标准测力仪标准装置日常检定的两种仪器(压力试验机、千斤顶)进行测量结果不确定度评定。Based on the verification regulations of JJG 139—2014 Tension,Compression and Universal Testing Machines and the verification regulations of JJG 621—2012 Hydraulic Jacks,the article evaluates the uncertainty of measurement results for two instruments(pressure testing machines and jacks)used in the daily verification of the 0.3 level standard dynamometer standard device through repeatability testing and uncertainty source analysis.

关 键 词：0.3级标准测力仪 压力试验机 千斤顶 不确定度评定 

分 类 号：TH823[机械工程—仪器科学与技术]