ISO INTERNATIONAL STANDARD 16063-43 First edition 2015-11-15 Methods for the calibration of vibration and shock transducers Part 43: Calibration of accelerometers by model-based parameter identification Méthodes pour I'étalonnage des transducteurs de vibrations et de chocs Partie 43: Etalonnage des accélerometres par identification des parametres a base de modele Reference number IS0 16063-43:2015(E) SO International Organization for Standardization @ IS0 2015 STANDARDIZATIONC15956617 IHS unde ed without license from IHS IS0 16063-43:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS02015,PublishedinSwitzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Intenationaibr PrganizationforStandardization ensee-ZHEJIANG INST.OF STANDARDIZAoISQ 5 - All rights reserved etworking permitted without license from IHS IS0 16063-43:2015(E) Contents Page Foreword ..iv Introduction. ...vi 1 Scope. 2 Normative references 3 Terms and definitions 4 List of symbols ..2 5 Consideration of typical frequency response and transient excitation ..3 6 General approach ..5 7 Linear mass-spring-damper model. .5 7.1 Model. ..5 7.2 Identification by sinusoidal calibration data .6 7.2.1 Parameter identification .6 7.2.2 Uncertainties of model parameters by analytic propagation 10 7.3 Identification by shock calibration data in the frequency domain .10 7.3.1 Identification of the model parameters.. ..10 7.3.2 Uncertainties of model parameters by analytical propagation .15 8 Practical considerations. .15 8.1 The influence of the measurement chain .15 8.2 Synchronicity of the measurement channels .15 8.3 Properties of the source data used for the identification 16 8.4 Empirical test of model and parameter validity. .16 8.4.1 Sinusoidal calibration data .16 8.4.2 Shock calibration data ..16 8.5 Statistical test of model validity .17 8.5.1 General .17 8.5.2 Statistical test for sinosoidal data .17 8.5.3 Statistical testfor shock data and the frequency domain evaluation. ..17 9 Reporting of results .17 9.1 Common considerations on the reporting .17 9.2 Results and conditions to be reported.. .18 Bibliography .19 iii =ZHEJIANG INST OF STANDARDIZATION C1 5956617 vided by IHS under license with ISt thout license from IHS Not for Resale, 2016/3/29 05:49:53