PD IEC/TS 62600-2:2016 BSl Standards Publication Marine energy Wave, tidal and other water current converters Part 2: Design requirements for marine energy systems bsi. PD IEC/TS 62600-2:2016 IEC IEC TS 62600-2 Edition 1.02016-08 TECHNICAL SPECIFICATION colour inside Marine energy - Wave, tidal and other water current converters . Part 2: Design requirements for marine energy systems INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 27.140 ISBN 978-2-8322-3580-5 Warning! Make sure that you obtained this publication from an authorized distributor. ? Registered trad PDIEC/TS62600-2:2016 - 2 - IEC TS 62600-2:2016@IEC 2016 CONTENTS FOREWORD 8 INTRODUCTION 10 Scope... .11 1 1.1 General. 11 1.2 Applications 2 Normative references.. 12 3 ..13 Terms and definitions . 4 Symbols and abbreviated terms . 13 5 General considerations 15 5.1 General. 15 5.2 Regulations.. 15 5.3 Suitability and/or relevance of standards. 15 5.4 Quality assurance and quality control 15 5.5 Safety levels .... 16 5.6 Design principles - structure and foundations 17 5.7 Load definition and load combinations 17 5.8 Other considerations . 18 5.8.1 Stability and watertight integrity.. 18 5.8.2 Electrical, mechanical, instrumentation and control systems. .18 5.8.3 Reliability issues .. 5.8.4 Corrosion protection. 18 5.8.5 Design for operation, inspection, maintenance and decommissioning .... 5.9 Operational and structural resonance .18 5.10 Basis of design .19 External conditions . 6 19 6.1 General. 19 6.2 Waves ... 19 6.2.1 Normal sea state (Nss). 19 6.2.2 Normal wave height (NWH) 6.2.3 Extreme sea state (Ess). 20 6.2.4 Extreme wave height (EWH) 20 6.2.5 Breaking waves.. 6.2.6 Wave run-up. .21 6.3 Sea currents ..21 6.3.1 General 21 6.3.2 Sub-surface currents... .21 6.3.3 .22 Wind-generated near-surface currents. 6.3.4 Tidal currents.. .22 6.3.5 Breaking wave-induced surf currents 6.3.6 Normal current model (NCM).. 6.3.7 Extreme current model (ECM) .23 6.3.8 .23 Normal turbulence model (NTM) 6.3.9 Extreme turbulence model (ETM) .23 6.4 Wind conditions. 24 6.5 Waterlevel. .24 6.5.1 General