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现行 ISO 12764:2017
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Measurement of fluid flow in closed conduits — Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full 封闭导管中流体流量的测量 - 通过旋入式流量计的流量测量 该流量计插入圆形横截面导管中
发布日期: 2017-08-16
ISO 12764:2017 a) 描述了液体、气体和蒸汽用旋涡流量计的使用,包括用于指定性能的术语表和一组工程方程式, b) 提供技术信息,帮助用户选择、指定和应用涡街流量计,包括影响效应, c) 描述典型结构,并提供检查、认证和材料可追溯性建议, d) 描述与旋涡脱落流量计相关的诊断的可用性, e) 提供校准指导, f) 不适用于插入式涡街流量计, g) 仅适用于满负荷运行的封闭管道, h) 仅适用于稳定或随时间缓慢变化的流体流动,以及 i) 适用于单相流体。
ISO 12764:2017 a) describes the use of vortex shedding flow meters for liquids, gases, and steam, including a glossary and a set of engineering equations used for specifying performance, b) provides technical information to assist the user in selecting, specifying and applying vortex shedding flowmeters, including influence effects, c) describes typical construction and provides recommendations for inspection, certification, and material traceability, d) describes availability of diagnostics associated with vortex shedding flowmeters, e) provides calibration guidance, f) does not apply to insertion type vortex shedding flowmeters, g) applies only to closed conduits running full, h) applies only to fluid flow that is steady or varies only slowly with time, and i) applies to fluids considered to be single-phase.
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归口单位: ISO/TC 30/SC 5
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