09/30168992 DC : 0
Current
The latest, up-to-date edition.
BS ISO 1100-2 - HYDROMETRY MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - PART 2: DETERMINATION OF THE STAGE-DISCHARGE RELATION
Hardcopy , PDF
English
Foreword
1 Scope
2 Normative References
3 Definition and Symbols
4 Units of Measurement
5 Principle of the Stage-Discharge Relation
5.1 Controls
5.2 Governing hydraulic equations
5.3 Complexities of stage-discharge relations
6 Stage-discharge calibration of a gauging station
6.1 General
6.2 General preparation of a stage-discharge relation
6.3 Curve fitting
6.4 Combination control stage-discharge relations
6.5 Stable stage-discharge relations
6.6 Unstable stage-discharge relations
6.7 Shifting controls
6.8 Variable backwater effects
7 Methods of testing stage-discharge relations
8 Uncertainty in the stage-discharge relation
8.1 General
8.2 Definition of uncertainty
8.3 Statistical analysis of the stage-discharge relation
8.4 Uncertainty of predicted discharge
8.5 Uncertainty in the daily mean discharge
8.6 Uncertainty in the monthly and annual mean discharges
8.7 Uncertainty in the measured stage
Annex A (Informative) - Uncertainty in the stage-discharge
relation and in a continuous measurement of discharge
A.1 General
A.2 Example of uncertainty calculations for individual
gaugings
A.3 Example of calculating the uncertainty of the daily
mean discharge
Annex B (Informative) - Bibliography
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