标准编号：ISO 3455:2021
中文名称：水文测量 直线明槽中流速仪的校准
英文名称：Hydrometry — Calibration of current-meters in straight open tanks
发布日期：2021-01
标准范围
This document specifies a calibration method for mechanical type, electromagnetic type and acoustic type hydrometric current-meters used for point velocity measurement of flowing water. The method requires towing the instrument through still water in a straight open tank. It includes measuring apparatus, the calibration procedure, the method of presenting the results and the uncertainties associated with the method.
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