MECHANICAL VIBRATION - ROTOR BALANCING - PART 21: DESCRIPTION AND EVALUATION OF BALANCING MACHINES (ISO 21940-21:2012)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2013

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

National foreword
National Annex NA (informative) - Bibliography
1 Scope
2 Normative references
3 Terms and definitions
4 Capacity and performance data of the balancing machine
5 Machine features
6 Minimum achievable residual unbalance
7 Production efficiency
8 Performance qualifying factors
9 Installation requirements
10 Proving rotors and test masses
11 Verification tests
Annex A (informative) - Information provided by the user
        to the balancing machine manufacturer
Annex B (informative) - URR limit diagrams
Annex C (informative) - Shafts of outboard proving rotors
        type C
Annex D (informative) - Modifications of proving rotors
        prepared in accordance with ISO 2953:1985 to this
        part of ISO 21940
Bibliography

Defines requirements for evaluating the performance of machines for balancing rotating components by the following tests: a) test for minimum achievable residual unbalance, U[mar] test; b) test for unbalance reduction ratio, URR test; c) test for couple unbalance interference on single-plane machines; and d) compensator test.

DocumentType	Standard
Pages	59
PublisherName	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Current

Standards	Relationship
ISO 21940-21:2012	Identical

DIN ISO 21940-12 E : 2016	MECHANICAL VIBRATION - ROTOR BALANCING - PART 12: PROCEDURES AND TOLERANCES FOR ROTORS WITH FLEXIBLE BEHAVIOUR (ISO 21940-12:2016)
DIN ISO 21940-2 E : 2017	MECHANICAL VIBRATION - ROTOR BALANCING - PART 2: VOCABULARY (ISO 21940-2:2017)

ISO 2953:1999	Mechanical vibration Balancing machines Description and evaluation
SAE ARP 4162 : 2017	BALANCING MACHINE PROVING ROTORS
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
DIN ISO 11342 E : 1999	MECHANICAL VIBRATION - METHODS AND CRITERIA FOR THE MECHANICAL BALANCING OF FLEXIBLE ROTORS
DIN ISO 1925:2002-05	MECHANICAL VIBRATION - BALANCING - VOCABULARY

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DIN ISO 21940-21 E : 2013

Current

Table of Contents

Abstract

General Product Information

International Equivalents

Standards Referenced By This Book

Standards Referencing This Book

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