Committees responsible
National foreword
Introduction
Method
1. Scope
2. Normative references
3. Definitions
4. Symbols and indices
5. General
6. Determination of the mean flow rate of a pulsating
flow
7. Flow measurement
8. Errors
Annexes
A. (informative) Theoretical considerations and
supporting experimental evidence
B. (informative) Criterion for adequate damping
C. (informative) Bibliography
Figures
1. Installation arrangement of a pulsation source
2. Surge chamber
3. Air vessel
A.1 Diagram of an air flow rig in Downing and Mottram's
experiments
A.2 Curve of the metering error, ET, as a function of
the effective Strouhal number, Hfd/Ud
A.3 Curve of the metering error, ET, as a function of
the pulsation amplitude, at low pulsation
amplitudes (for f = 5 Hz to 50 Hz)
A.4 Curve of the metering error, ET, as a function of
the pulsation amplitude, at low pulsation
amplitudes (for f = 50 Hz to 500 Hz)
A.5 Curve of the measuring error, ET, as a function of
the velocity pulsation amplitude
B.1 Diagram of a system with a damping vessel
B.2 Curve of the metering error, ET, as a function of
Hodgson number, Ho