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BS ISO 21940-14:2012

$142.49

Mechanical vibration. Rotor balancing – Procedures for assessing balance errors

Published By Publication Date Number of Pages
BSI 2012 26
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This part of ISO 21940 specifies the requirements for the following:

  1. identifying errors in the unbalance measuring process of a rotor;

  2. assessing the identified errors;

  3. taking the errors into account.

This part of ISO 21940 specifies balance acceptance criteria, in terms of residual unbalance, for both directly after balancing and for a subsequent check of the balance quality by the user.

For the main typical errors, this part of ISO 21940 lists methods for their reduction in an informative annex.

PDF Catalog

PDF Pages PDF Title
3 CVP_Secretariat_Loca
6 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
4 Balance error sources
4.1 General
10 4.2 Systematic errors
4.3 Randomly variable errors
11 4.4 Scalar errors
5 Error assessment
5.1 General
5.2 Errors caused by balancing equipment and instrumentation
5.3 Balance errors caused by component radial and axial runout
12 5.4 Assessment of balancing operation errors
13 5.5 Experimental assessment of randomly variable errors
14 5.6 Experimental assessment of systematic errors
6 Combined error evaluation
15 7 Acceptance criteria
16 Annex A
(informative)

Error examples, their identification and evaluation

BS ISO 21940-14:2012
$142.49