jjg164-2000；液体流量标准装置检定规程

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1、液体流量标准装置检定规程JJG164-2000欢zt令·夺十小幸小小令·十个液体流，标准装置检定规程.?JJG164-2000吞人‘今人代替JJG164-1986VerificationRegulationofStandard月吞J丫JIG217-1989务为朴FacilitiesforLiquidFlowrate，162-1985瓦今·小JIG卜代，.嘴，.‘怂，.今.，本规程经国家质量技术监督局于2000年02月14日批准，并自2000年06月01日起施行归口单位:中国计量科学研究院主要起草单位:

2、中国计量科学研究院参加起草单位:国家水大流量计量站北京市计量测试所上海工业自动化仪表研究所丹东市通博测控有限公司本规程委托全国流量容量技术委员会负责解释本规程主要起草人:段慧明(中国计量科学研究院)翟秀贞(中国计量科学研究院)参加起草人:王自和(国家水大流量计量站)谢纪绩(北京市计量测试所)仇梁(上海工业自动化仪表研究所)朱晓光(丹东市通博测控有限公司)1202目录1范围·⋯12042概述·⋯1204212工作原理1204构成120423用途12043计量性能要求···················

3、·····························································⋯⋯12043.1流体条件·····································，·····························‘·················.⋯⋯12043.2流量工作标准······⋯⋯品····························，·····，······························⋯⋯12

4、044通用技术要求··················································································⋯⋯12054.1管路条件··········································，················，·························⋯⋯12054.2密封性12054.3流量工作标准·······································

5、··········································⋯⋯12054.4实验启停设备··············································································⋯⋯12054.5数据采集和控制设备12055计量器具控制······································································，············⋯⋯1205

6、5.1检定条件···············································⋯⋯”’““’“··········，············⋯⋯12055.2检定项目和检定方法12065.3检定结果处理·····························，················································⋯⋯12105.4检定周期··············································

7、·······································⋯⋯1210附录Atp(，)表(不确定度置信水准P=95%)·······································⋯⋯1210附录B装置使用时的注意事项1211附录C检定证书的内页格式················⋯⋯‘”““‘’“““”””‘”““““‘””’‘’“’“”’“12111203液体流量标准装置检定规程范围本规程适用于新建立、使用中和改造后的静态质量法、静态容积法、动态质量法、动态容积

8、法、启停质量法和启停容积法液体流量标准装置(以下简称装置)的检定2概述2.1工作原理按要求将被检流量计安装到装置上，启动液体循环系统，使液体流经被检流量计和流量工作标准，同步操作被检流量计和流量工作标准，比较两者的输出流量值，从而确定被检流量计的计量准确度和重复性。按流量工作标准的取值方式，装置可分为四种类型。静态质量法(含启停质量法):在静止状态下，称量一段时间内容器中的液体质量，从而计算出流量。静态容积法(含启停容积法):在静止状态下，测量一段时间内