NF ISO 25377

NF ISO 25377

March 2021
Standard Cancelled

Hydrometric uncertainty guidance (HUG)

This document provides an understanding of the nature of measurement uncertainty and its significance in estimating the "quality" of a measurement or a determination in hydrometry. This document is applicable to flow measurements in natural and man-made channels. Rainfall measurements are not covered.

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Main informations

Collections

National standards and national normative documents

Publication date

March 2021

Release date

juin 2023 par NF ISO 25377 de 2021

Number of pages

78 p.

Reference

NF ISO 25377

ICS Codes

17.120.20   Flow in open channels

Classification index

X10-350-6

Print number

1

International kinship

ISO 25377:2020
Sumary
Hydrometric uncertainty guidance (HUG)

This document provides an understanding of the nature of measurement uncertainty and its significance in estimating the "quality" of a measurement or a determination in hydrometry.

This document is applicable to flow measurements in natural and man-made channels. Rainfall measurements are not covered.

Standard replaced by (1)
NF EN ISO 25377
December 2022
Standard Current
Hydrometric uncertainty guidance (HUG)

Table of contents
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  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Termes et définitions
  • 4 Symboles
  • 5 Guide ISO/IEC 98-3 (GUM) - Définitions et règles fondamentales
  • 6 Écoulement à surface libre - Méthodes par exploration du champ des vitesses
  • 7 Écoulement à surface libre - Méthode de la profondeur critique
  • 8 Méthodes par dilution
  • 9 Instrumentation en hydrométrie
  • 10 Guide pour la rédaction des articles relatifs à l'incertitude dans les normes hydrométriques
  • 11 Exemples
  • Annexe A Introduction à l'incertitude en hydrométrie
  • Annexe B Introduction à la simulation de Monte-Carlo (MCS)
  • Annexe C Méthode d'estimation de la variance par interpolation (IVE)
  • Annexe D Guide de performances des équipements hydrométriques utilisés dans les exemples de normes techniques
  • Annexe E Analyse de l'incertitude de la relation hauteur-débit
  • Annexe F Mesure de la vitesse
  • Bibliographie
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