BS ISO 10326-2:2022 – TC:2024 Edition

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Tracked Changes. Mechanical vibration. Laboratory method for evaluating vehicle seat vibration – Application to railway vehicles

Published By	Publication Date	Number of Pages
BSI	2024	84

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PDF Catalog

PDF Pages	PDF Title
46	undefined
51	Foreword
52	Introduction
55	1 Scope 2 Normative references 3 Terms, definitions, symbols and abbreviated terms 3.1 Terms and definitions
56	3.2 Symbols and abbreviated terms
57	4 Direction of vibration
58	5 Characterization of vibration and of its transmission 5.1 Characterization of vibration 5.1.1 General 5.1.2 Root-mean-square acceleration, arms
59	5.1.3 Acceleration power auto spectral density, Gaa(f) 5.1.4 Acceleration cross spectral density, Gab(f) 5.2 Characterization of vibration transmission 5.2.1 General 5.2.2 Frequency response function, H(f) 5.2.3 Coherence function,
60	5.2.4 Transmissibility, TR 5.2.5 Weighted transmissibility, TRw and SEAT factor
61	6 General observations 7 Measurement positions 8 Instrumentation
62	9 Safety requirements 10 Test seats and test persons 10.1 Test seats 10.2 Test persons
63	11 Input test vibration 11.1 General 11.2 Pseudo-random excitation 11.2.1 Generation of the excitation signal
64	11.2.2 Power auto spectral density 11.2.3 Root-mean-square acceleration 11.2.4 Tolerances 11.2.5 Multi-axis excitation 11.3 Sinusoidal excitation
65	11.4 Realistic excitation representing the dynamic environment of the tested seat 12 Parameters adopted for characterizing the vibration transmission 12.1 Pseudo-random and realistic excitations 12.2 Sinusoidal excitation
66	13 Test procedure 13.1 Initial procedure 13.2 Tests under pseudo-random and realistic excitations 13.3 Tests under sinusoidal excitation 14 Test report 14.1 Seat 14.2 Test persons
67	14.3 Measuring chain 14.4 Results
70	Annex A (informative) Example of excitation generating process
73	Annex B (informative) Realistic vibration excitation for seat testing
81	Bibliography

Status

Definitive

Pages

Publication Date

2024-01-10

ISBN

978 0 539 30102 1

Standard Number

BS ISO 10326-2:2022 – TC

Title

Tracked Changes. Mechanical vibration. Laboratory method for evaluating vehicle seat vibration – Application to railway vehicles

Descriptors

Vibration measurement, Railway vehicles, Mechanical testing, Laboratory testing, Vehicle components, Railway equipment, Railway vehicle components, Vibration testing, Vehicle seating, Vibration effects (human body)

Publisher

BSI

Committee

GME/21/6

ICS Codes

13.160 - Vibration and shock with respect to human beings