海上风电和互连器中的海底电力电缆：保险索赔、原因和关键风险问题.pdf

1、AFTERNOON COFFEESPONSORPhotos and videos will be taken throughout the event for sharing.Flash photography may be used.Questions?See the Events Team.Add#APF2025 to your posts.Sponsored bySubsea Power Cables in Offshore Wind and Interconnectors:Insurance Claims,Causes,and Key Risk IssuesHugh Martindal

2、e|Hawkins&AssociatesContents1.Demand for Offshore Wind2.Consequences of Cable Failure3.Failure modes,industry issues4.Efforts to address the issuesHugh Martindale,APF 2025Demand for Offshore Wind and Subsea Power CablesOffshore wind generation,present and projected(2030)2025 2030 UK 15 GW 60 GW(Wind

3、europe.org)50 GW(4C)EU 20 GW 88 GW(European Commission,offshore renewable)USA 0.2 GW 25 GW(Reuters)14 GW(ACP)Asia 188 GW(Global Wind Energy Council)World 83 GW 271 GW(4C)500 GW(European Commission)Big demand,little timeHugh Martindale,APF 2025Consequences of Cable FailurePD and BI costsRepairs in su

4、mmer,e.g.Europe,failure Sept/Oct cant be repaired until Feb/March.Vessel-lead time 18 months/2 years currentlyCable manufacturers fully booked for 3 years.Many months to procure cable if no spare available.Plant capacity still increasing to meet demand.PDBIArray cable1 cable,overall 5 M2 cables,over

5、all 6.5 MLayout dependent,limited effectExport cable/InterconnectorCable 5 M-10 MVessel campaign 20 MJoints(each)0.5 MExpedited Vessel 10 MUp to 4 M/week,can escalate towards 100 M very quickly!Exposure if delay due to weather and availabilityHugh Martindale,APF 2025Failure modes and industry issues

6、MVAC,HVAC 33kV,66kV,132kVHugh Martindale,APF 2025MVAC,HVAC 33kV,66kV,132kVHugh Martindale,APF 2025Failure modesFishingAnchor damageThermal breakdownArmour wire fatigueTorn copper tapesBuckled screen wiresInsulation damageIncorrect coilingOverbendingOver-tensioningOver-twistingLoopingSheath repairPlo