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sklademVydáno: 2021-01-15
BS ISO 3455:2021
Hydrometry. Calibration of current-meters in straight open tanks
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| Označení normy: | BS ISO 3455:2021 |
| Počet stran: | 20 |
| Vydáno: | 2021-01-15 |
| ISBN: | 978 0 580 97158 7 |
| Status: | Standard |
DESCRIPTION
BS ISO 3455:2021
This standard BS ISO 3455:2021 Hydrometry. Calibration of current-meters in straight open tanks is classified in these ICS categories:
- 17.120.20 Flow in open channels
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.