ISO INTERNATIONAL STANDARD 13643-5 Second edition 2017-02 Ships and marine technology - Manoeuvring of ships Part 5: Submarine specials Navires et technologie maritime - Manoeuvres des navires - Partie 5: Spécificités des sous-marins Reference number ISO 13643-5:2017(E) International Organization for Standardization @ IS0 2017 ee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 Not for Resale, 2017/5/11 02:26:04 mitted without license from IHS IS0 13643-5:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland 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. ISOcopyrightoffice 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 Internationai ibrg DrganizationforStandardization Licensee-ZHEJIANG INST OF STANDARDIZzRoISQ7 - All rights reserved Not for Resale, 2017/5/11 02:26:04 networking permited withoutlicense from IHS IS0 13643-5:2017(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Terms and definitions 4 Test-related physical quantities ..2 5 General test conditions. ..4 6 Test 5.1 Meander test .4 6.1 Description .4 6.2 Analysis and presentation of results of a meander test. .7 6.2.1 Evaluation for subcritical damping .7 6.2.2 Damping ratio.. 6.3 Evaluation for supercritical or high damping .8 6.4 Evaluationofthetimetohalf-value ..9 6.5 Designation of a meander test 10 7 Test 5.2 — Vertical overshoot test .10 7.1 Description 10 7.2 Analysis and presentation of results of a vertical overshoot test ..11 7.3 Designation of a vertical overshoot test. ..12 8 Test 5.3- - Neutral level flight test ..12 8.1 Description ..12 8.1.1 Model test (M) ..12 8.1.2 Full-scale test (S) .13 8.2 Analysis and presentation of results of a neutral level flight test .14 8.2.1 Model test. .14 8.2.2 Full-scaletest .15 8.3 Designation of a neutral level flight test 8.3.1 Designation of a neutral level flight test with the model (M) 8.3.2 Designation of a neutral level flight test with the full-scale ship (S) .17 9 Test 5.4. Critical speed test ..17 9.1 General 17 9.2 Description 18 9.3 Analysis and presentation of results of a critical speed test .18 9.4 Designation of a critical speed test 20 Bibliography .21 ii censee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 without license from IHS