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BS ISO 11342:1998

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Mechanical vibration. Methods and criteria for the mechanical balancing of flexible rotors

Available format(s)

Hardcopy , PDF

Superseded date

30-04-2016

Superseded by

BS ISO 21940-12:2016

Language(s)

English

Published date

15-09-1998

€271.12
Excluding VAT

National foreword
Foreword
1 Scope
2 Normative references
3 Definitions
4 Fundamentals of flexible rotor dynamics and balancing
4 Rotor configurations
6 Procedure for balancing flexible rotors at low speed
7 Procedures for balancing flexible rotors at high speed
8 Evaluation criteria
9 Evaluation procedures
Annexes
A (informative) Cautionary notes concerning rotors on site
B (informative) Optimum planes balancing - Low-speed
                three-plane balancing
C (informative) Conversion factors
D (informative) Calculation of equivalent mode residual
                unbalance
E (informative) Procedure to determine if a rotor is rigid
                or flexible
F (informative) Example - Permissible equivalent modal
                unbalance calculations
G (informative) A method of computation of unbalance
                correction
H (informative) Definitions from ISO 1925:1990 and ISO
                1925:1990/Amd 1:1995 relating to flexible
                rotors
I (informative) Bibliography

Gives typical flexible rotor configurations in accordance with their characteristics and balancing requirements, describes balancing procedures, specifies methods of assessment of the final state of unbalance, and gives guidance on balance quality criteria.

Committee
GME/21/5
DevelopmentNote
Supersedes BS 7508(1995) Supersedes 96/717211 DC (11/2001)
DocumentType
Standard
Pages
40
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

DEFSTAN 02-327/3(2006) : 2006 REQUIREMENTS AND GUIDANCE FOR THE PROCUREMENT OF PUMPS FOR AUXILIARY SYSTEMS
DEFSTAN 02-309/3(2007) : 2007 REQUIREMENTS FOR GAS TURBINES
DEFSTAN 02-327/4(2016) : 2016 STANDARDS FOR DEFENCE REQUIREMENTS AND GUIDANCE FOR THE PROCUREMENT OF PUMPS FOR AUXILIARY SYSTEMS
DEFSTAN 02-309/2(2002) : 2002 REQUIREMENTS FOR GAS TURBINES

ISO 2953:1999 Mechanical vibration Balancing machines Description and evaluation
ISO 10814:1996 Mechanical vibration Susceptibility and sensitivity of machines to unbalance
ISO 7919-1:1996 Mechanical vibration of non-reciprocating machines Measurements on rotating shafts and evaluation criteria Part 1: General guidelines
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 2041:2009 Mechanical vibration, shock and condition monitoring Vocabulary
ISO 8821:1989 Mechanical vibration Balancing Shaft and fitment key convention
ISO 1925:2001 Mechanical vibration Balancing Vocabulary
ISO 10816-1:1995 Mechanical vibration Evaluation of machine vibration by measurements on non-rotating parts Part 1: General guidelines
ISO 1940-2:1997 Mechanical vibration Balance quality requirements of rigid rotors Part 2: Balance errors

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