GB/T 25922-2023

Active

Measurement of fluid flow in closed conduits—Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full

封闭管道中流体流量的测量 用安装在充满流体的圆形截面管道中的涡街流量计测量流量

Standard Type
GBT
ICS
17.120.10
CCS
N12
Status
Active
Issue Date
2023-08-06
Implementation
2024-03-01
Centralized Committee
中国机械工业联合会
Issuing Authority
国家市场监督管理总局、国家标准化管理委员会

Application Summary AI generated

This standard specifies the technical requirements, installation conditions, and calibration methods for vortex shedding flowmeters used to measure fluid flow in closed, circular, full-pipe conduits. It is applied in industrial process control, water supply, and energy management systems where accurate volumetric flow measurement of liquids, gases, or steam is required. The standard ensures reliable performance in sectors such as petrochemical, power generation, and HVAC for monitoring and regulating fluid flow.

Related Standards

GB/Z 33902-2017 Measurement of fluid flow by means of pressure differential devices—Guidelines on the effect of departure from the specifications and operating conditions given in GB/T 2624 and the correction methods GB/Z 33875-2017 Guidelines for the use of GB/T 2624—2006 GB/Z 35588-2017 Measurement of wet gas flow by means of pressure differential devices inserted in circular cross-section conduits GB/Z 35140-2017 Measurement of fluid flow by means of pressure-differential devices—Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of GB/T 2624 GB/Z 44813-2024 Measurement of fluid flow in closed conduits—Effects of flow pulsations on flow-measurement instruments GB/T 18940-2003 Measurement of gas flow in closedconduits--Turbine meters GB/T 11826-2002 Rotating current meter GB/T 18660-2002 Measurement of conductive liquid flow in closed conduits--Method using electromagnetic flowmeters
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.