UNI ISO 21940-13 : 2012
Current
The latest, up-to-date edition.
MECHANICAL VIBRATION - ROTOR BALANCING - PART 13: CRITERIA AND SAFEGUARDS FOR THE IN-SITU BALANCING OF MEDIUM AND LARGE ROTORS
11-22-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 In-situ balancing
5 Criteria for performing in-situ balancing
6 Safeguards
7 Measurements
8 Operational conditions
9 Reporting
Annex A (normative) - Precautions and safeguards for
specific machine types during in-situ balancing
Annex B (informative) - Example of an in-situ balancing
report for a boiler fan <= 1 MW
Annex C (informative) - Example of an in-situ balancing
report for a large > 50 MW turbine generator set
Bibliography
Describes procedures to be adopted when balancing medium and large rotors installed in their own bearings on site.
| Committee |
CT 2
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| ISO 21940-13:2012 | Identical |
| ISO 13373-1:2002 | Condition monitoring and diagnostics of machines — Vibration condition monitoring — Part 1: General procedures |
| ISO 1940-1:2003 | Mechanical vibration Balance quality requirements for rotors in a constant (rigid) state Part 1: Specification and verification of balance tolerances |
| ISO 1925:2001 | Mechanical vibration Balancing Vocabulary |
| ISO 2954:2012 | Mechanical vibration of rotating and reciprocating machinery — Requirements for instruments for measuring vibration severity |
| ISO 10817-1:1998 | Rotating shaft vibration measuring systems Part 1: Relative and absolute sensing of radial vibration |
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