ISO INTERNATIONAL STANDARD 9902-6 Secondedition 2018-08 Textile machinery Noise test code - Part 6: Fabric manufacturing machinery Materiel pour I'industrie textile-Coded'essai acoustique- Partie6:Machinesde production des étoffes Referencenumber IS09902-6:2018(E) iso Intemational Organization for Standardization ndards and Technology 9972181 @ IS0 2018 IS0 9902-6:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 copyright office CP 401 : Ch.de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland Intemationaibr Drganization for Standardization Hicensee-Shenzhen Institute of Standards andelSg&- All rights reserved ous National Standards Bodies Not for Resale, 2018/11/27 00:46:5 No reproduction or networking permitted without license from IH IS0 9902-6:2018(E) Contents Page Foreword ..iv 1 Scope ..1 2 Normative references 3 Terms and definitions 4 Defining thetest object .2 5 Soundpowerlevel determination .2 5.1 International Standards required for basic measurements .2 5.1.1 General 2 5.1.2 Determination of sound powerlevelbymeasuring sound intensity 2 5.1.3 Determinationofsoundpowerlevelusingemissionsoundpressurelevels on a measurement surface 3 5.2 Very large machines .3 6 Emission soundpressureleveldetermination .3 6.1 International Standards required for basic measurements. 3 6.2 Selection ofwork stationand otherspecified positions. .3 6.2.1 General. 3 6.2.2 Weaving machinery other than circular and narrowfabric machines .3 6.2.3 Flatbed knitting machine, straight-bar knitting machine and flat warping knitting machine. .4 6.2.4 Circular weaving and circular knitting machines. ..4 6.2.5 Narrow fabric weaving machines .5 6.2.6 Jacquard machines 7 Installation and mounting conditions 8 Operating conditions ..6 9 Measurement uncertainties 10 Information to be recorded 6 11 Informationtobereported ..6 12 Declaration and verification of noise emission values .7 Bibliography .16 ntemaional oganzation @sISQ.2018 - All rights reserved iii andards and Technology 9972181