ISO 7194:1983

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

Publication date:   Sep 1, 1983

95.99 Withdrawal of Standard   Mar 25, 2003

General information

95.99 Withdrawal of Standard   Mar 25, 2003

ISO

ISO/TC 30/SC 5 Velocity and mass methods

International Standard

17.120.10   Flow in closed conduits

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Scope

In order to carry out measurements given above with satisfactory accuracy (of the order of 2 % for example), it is usually necessary to choose a measuring plane where the velocity distribution approaches that of fully developed flow (see ISO 3354 and ISO 3966). Specifies the measurements required, the precautions to be taken, the corrections to apply, and describes the additional uncertainties which are introduced when a measurement in asymmetric or swirling flow has to be made.

Life cycle

NOW

WITHDRAWN
ISO 7194:1983
95.99 Withdrawal of Standard
Mar 25, 2003

REVISED BY

PUBLISHED
ISO 7194:2008