Hempel-离岸风能（28页）.pdf

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1、Offshore WindpowerGordon Yeung(杨雱)2 Jun 2019 AREAS STANDARDS&TESTS PAINT SYSTEMS COST OF OFFSHORE PAINT FAILURES LIFETIME(JOB-REFERENCES)AGENDA2AREAS09.03.2019Comparing Onshore&Offshore Turbines 4Onshore turbines:Uniform exposureContact flanges metallized for abrasion protection and slip coefficient

2、 related reasonsLower parts of bottom section sometimes metallizedUniform systemsOffshore turbines:Complicated exposure:1.MIC(MP)2.Immersion(MP)3.Tidal zone(MP)4.Splash zone(TP)5.Atmospheric(Tower)Atmospheric area metallized-submerged and splash zone not soDissimilar systemsOffshore Turbine Areas5Su

3、bmerged/soil area:Fully submerged in waterBuried in soilISO 12944-2:Im 2-4Splash/tidal zone areaCyclic exposure to sea-water and atmosphereISO 12944-2:CX/Im 2*Must pass both test regimesAtmospheric area(Ext/Int):Marine atmosphereISO 12944-2:Exterior:CX(Zone 3)Interior:C4(Zone 4)Offshore Turbine Corr

4、osive Stress Categorization 6STANDARDS&TESTS09.03.2019STANDARDS-OVERVIEWTwo standards dominate offshore wind:NORSOK M-501 Edition 5&6The BAW standard:VGB-S-21-01-2016-03 These standards only serve as referenceOEMs and owners often diverge from standardsFROSIO/VGB specified test regimes are often req

5、uired thoughStandard shortcomings:NORSOK not made for windBAW only made for GermanyOther standards/guidelines exist!89Other different national guidelines,rulesDNVGL-RP-0416 Corrosion protection of offshore wind farmsoffshore wind turbines(Proposal no.2015-360)Low flame spread coating systems living

6、quarters(IMO)Anti skid coating systems deck and walk areas,escape routesMicrobial induced corrosion(ALWC-Accelerated low water corrosion)foundation structuresOffshore-Coating-Qualification-ColoursRAL 1023,Traffic yellowLight grey,mostlyRal 7035.Ral 3020Traffic red,optional,not a must Colour requirem