IEC_61400-22_Required_Design_Documentation.pdf

NWTC:Working With Industry:Certification:Documentation RequiredCertification Documentation RequiredBack to Certification and Standards:Certification NWTC Wind Turbine Certification Testing|Home|Certification|Testing|Evaluation Services|Standards|Information IEC 61400-22 Required Design Documentation The numbered elements represent required documentation.The unnumbered elements represent suggested information to be included in the required documentation.Type of DocumentationGuidelines&SI AvailableDrawingsAnalysisSpecs 1.0General Turbine Description Document This document should include the following information if applicable:1.1General Turbine Characteristics and Configuration DescriptionU Turbine description and general specificationsUU Major component weightsU Safety systemsU Electrical power systemU Electrical control systemU Hydraulics and pneumaticsU 1.2Summary Control Philosophy General control philosophyU Protection systemU 2.0Design Control Quality System DocumentUISO 9001 Section 4.4&4.5 3.0Control and Protection System Document Description and component specifications including transducersUUU Control system software U Detailed logic flow chartUU Safety system fault logic descriptionUU Emergency shutdownUU Logic testing documentationU Software release and version controlU http:/www.nrel.gov/wind/working_cert_documentation.html(1 of 6)16/05/2006 11:10:36NWTC:Working With Industry:Certification:Documentation RequiredOverspeed sensingUU Vibration sensingUU Monitoring systemUU 4.0Loads and Load cases Document IEC 61400-1 Edition 2(Section 3&4)NREL Significant Interpretations4.1Gen.analysis approach and system model description.UU NREL Loads Guide4.2Document description and organizationU 4.3System dynamics model description Degrees of FreedomU Mass and Stiffness distributionsUU Aerodynamic inputs(airfoil tables,blade geometry,etc.)UU 4.4Coordinate systemsU 4.5Partial safety factorsUU 4.6Material propertiesU 4.7Model Validation Analytical testsU Comparisons w/test data U 4.8Dynamic behavior of all major components and coupling of the system.Campbell diagrams,U Spectral plotsU Mode shapes&frequenciesU Comparisons between predictions and measurementsU 4.9Failure analysis(e.g.fault tree)U 4.10Load cases(from IEC 61400-1 plus any abnormal cases)Extreme loadsU Fatigue load casesU Fault loads U 4.11Loads should be detailed for the following critical components:BladeU HubU Low speed shaft and bearingsU Mainframe and gearbox structureU Gearing and drive train(including gen.,brake&couplings)U Tower top/yaw bearingU Tower U Tower base connection to foundationU http:/www.nrel.gov/wind/working_cert_documentation.html(2 of 6)16/05/2006 11:10:36NWTC:Working With Industry:Certification:Documentation Required 5.0Structural Component Specification,Drawings and Strengths Calculations 5.1System Level DescriptionsU General DescriptionU List of drawings and drawing system description.(e.g.drawing tree)U Assembly drawingsU 5.2Blade structure:NREL Stress Guide/Material GuideBlade rootUU Blade bucklingUU Blade/hub jointUU Blade Pitch Bearing UUUNREL Bearing GuideTip deflection analysisU Aerodynamic brake mechanismUUU 5.3Hub structure:NREL Stress Guide/Material GuideHubUU Teeter PinUU Teeter HousingUU Hub/low speed shaft jointUU 5.4Low speed shaft structure:NREL Stress Guide/Material GuideLow speed shaft bearingsUU 5.5Main frame structure:NREL Stress Guide/Material GuideNacelle coverUU MainframeUU Mechanical brakeUUU GearboxUU Gearbox/mainframe connectionUU Gearbox/generator couplingUUU Brake(peak torque rating plus energy capacity)UUU 5.6Generator:Generator/nacelle connectionUU 5.7Yaw mechanism:Yaw bearingUUUNREL Bearing GuideTower top structureUU Mainframe/yaw bearing connectionUU Yaw bearing/tower top connectionUU http:/www.nrel.gov/wind/working_cert_documentation.html(3 of 6)16/05/2006 11:10:36NWTC:Working With Industry:Certification:Documentation Required5.8Tower structure:NREL Stress Guide/Material GuideTowerUU Tower/foundation connectionUU 6.0Mechanical and Electrical Component Specification and Performance Analysis Documents 6.1Mechanical Components Transmission Gears,Bearings,Cooling,Filtering and SealsUUUNREL Gearbox GuideBrakes(including power supply requirements)UUU Aerodynamic Braking Devices(including power supply requirements)UUU Yaw Drive(including power supply requirements)UUU Pitch system(including power supply)UUU Locking Devices(including power supply requirements)UUU Auxiliary systems power supplyUUU 6.2Electrical Component drawings and technical specifications UL Electrical GuideOne line diagram(basic power circuit with safety devices)U Full power circuit schematicU Electrical systems schematicsU Turbine power schematicU Power ConverterUUU Cable suspensionUUU Cable twistUUU Grid connectionUUU Generator systemUUU ContactorsUUU GroundingUUU Lightning ProtectionUUU 7.0Component Test Reports 7.1Blade Structural TestsU IEC 61400-23 8.0Plans/Manuals http:/www.nrel.gov/wind/working_cert_documentation.html(4 of 6)16