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BS ISO 3966:2008

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Measurement of fluid flow in closed conduits. Velocity area method using Pitot static tubes

Available format(s)

Hardcopy , PDF

Superseded date

27-07-2020

Language(s)

English

Published date

31-08-2008

Foreword
1 Scope
2 Normative references
3 Symbols and definitions
4 Principle
5 Design of Pitot tubes
6 Requirements for use of Pitot tubes
7 Positioning of Pitot tube
8 Velocity computation
9 Determination of the discharge velocity by graphical integration
   of the velocity area
10 Determination of the discharge velocity by numerical integration
   of the velocity area
11 Determination of the discharge velocity by arithmetical methods
12 Corrections of local velocity measurements
13 Errors
Annex A (normative) - Pitot tubes
Annex B (normative) - Correction to the measuring position of Pitot
        tubes used in a transverse velocity gradient
Annex C (normative) - Study concerning turbulence correction
Annex D (normative) - Damping of pressure gauges
Annex E (normative) - Measurements with a Pitot tube in a compressible
        fluid
Annex F (normative) - Determination of coefficient m for extrapolation
        near the wall
Annex G (normative) - Example of calculation of the uncertainty on
        the flow-rate measurement by means of Pitot tubes
Bibliography

Covers the technology and maintenance of Pitot static tubes, with the calculation of local velocities from measured differential pressures and with the computation of the flow rate by velocity integration.

Committee
CPI/30/5
DevelopmentNote
Supersedes BS 1042-2.1(1983). (09/2008)
DocumentType
Standard
Pages
64
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 3966:2008 Identical

ISO 7194:2008 Measurement of fluid flow in closed conduits — Velocity-area methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current-meters or Pitot static tubes
ISO 2186:2007 Fluid flow in closed conduits — Connections for pressure signal transmissions between primary and secondary elements

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