------- ELASTODYN V1.01.* INPUT FILE ------------------------------------------- NREL 5.0 MW Baseline Wind Turbine for Use in Offshore Analysis. Properties from Dutch Offshore Wind Energy Converter (DOWEC) 6MW Pre-Design (10046_009.pdf) and REpower 5M 5MW (5m_uk.pdf) ---------------------- SIMULATION CONTROL -------------------------------------- False Echo - Echo input data to ".ech" (flag) 3 Method - Integration method: {1: RK4, 2: AB4, or 3: ABM4} (-) DEFAULT DT - Integration time step (s) ---------------------- ENVIRONMENTAL CONDITION --------------------------------- 9.80665 Gravity - Gravitational acceleration (m/s^2) ---------------------- DEGREES OF FREEDOM -------------------------------------- True FlapDOF1 - First flapwise blade mode DOF (flag) True FlapDOF2 - Second flapwise blade mode DOF (flag) True EdgeDOF - First edgewise blade mode DOF (flag) False TeetDOF - Rotor-teeter DOF (flag) [unused for 3 blades] True DrTrDOF - Drivetrain rotational-flexibility DOF (flag) True GenDOF - Generator DOF (flag) True YawDOF - Yaw DOF (flag) True TwFADOF1 - First fore-aft tower bending-mode DOF (flag) True TwFADOF2 - Second fore-aft tower bending-mode DOF (flag) True TwSSDOF1 - First side-to-side tower bending-mode DOF (flag) True TwSSDOF2 - Second side-to-side tower bending-mode DOF (flag) False PtfmSgDOF - Platform horizontal surge translation DOF (flag) False PtfmSwDOF - Platform horizontal sway translation DOF (flag) False PtfmHvDOF - Platform vertical heave translation DOF (flag) False PtfmRDOF - Platform roll tilt rotation DOF (flag) False PtfmPDOF - Platform pitch tilt rotation DOF (flag) False PtfmYDOF - Platform yaw rotation DOF (flag) ---------------------- INITIAL CONDITIONS -------------------------------------- 0 OoPDefl - Initial out-of-plane blade-tip displacement (meters) 0 IPDefl - Initial in-plane blade-tip deflection (meters) 90 BlPitch(1) - Blade 1 initial pitch (degrees) 90 BlPitch(2) - Blade 2 initial pitch (degrees) 90 BlPitch(3) - Blade 3 initial pitch (degrees) [unused for 2 blades] 0 TeetDefl - Initial or fixed teeter angle (degrees) [unused for 3 blades] 0 Azimuth - Initial azimuth angle for blade 1 (degrees) 0 RotSpeed - Initial or fixed rotor speed (rpm) 0 NacYaw - Initial or fixed nacelle-yaw angle (degrees) 0 TTDspFA - Initial fore-aft tower-top displacement (meters) 0 TTDspSS - Initial side-to-side tower-top displacement (meters) 0 PtfmSurge - Initial or fixed horizontal surge translational displacement of platform (meters) 0 PtfmSway - Initial or fixed horizontal sway translational displacement of platform (meters) 0 PtfmHeave - Initial or fixed vertical heave translational displacement of platform (meters) 0 PtfmRoll - Initial or fixed roll tilt rotational displacement of platform (degrees) 0 PtfmPitch - Initial or fixed pitch tilt rotational displacement of platform (degrees) 0 PtfmYaw - Initial or fixed yaw rotational displacement of platform (degrees) ---------------------- TURBINE CONFIGURATION ----------------------------------- 3 NumBl - Number of blades (-) 63.0 TipRad - The distance from the rotor apex to the blade tip (meters) 1.5 HubRad - The distance from the rotor apex to the blade root (meters) -2.5 PreCone(1) - Blade 1 cone angle (degrees) -2.5 PreCone(2) - Blade 2 cone angle (degrees) -2.5 PreCone(3) - Blade 3 cone angle (degrees) [unused for 2 blades] 0.0 HubCM - Distance from rotor apex to hub mass [positive downwind] (meters) 0.0 UndSling - Undersling length [distance from teeter pin to the rotor apex] (meters) [unused for 3 blades] 0.0 Delta3 - Delta-3 angle for teetering rotors (degrees) [unused for 3 blades] 0.0 AzimB1Up - Azimuth value to use for I/O when blade 1 points up (degrees) -5.0191 OverHang - Distance from yaw axis to rotor apex [3 blades] or teeter pin [2 blades] (meters) 1.912 ShftGagL - Distance from rotor apex [3 blades] or teeter pin [2 blades] to shaft strain gages [positive for upwind rotors] (meters) -5.0 ShftTilt - Rotor shaft tilt angle (degrees) 1.9 NacCMxn - Downwind distance from the tower-top to the nacelle CM (meters) 0.0 NacCMyn - Lateral distance from the tower-top to the nacelle CM (meters) 1.75 NacCMzn - Vertical distance from the tower-top to the nacelle CM (meters) -3.09528 NcIMUxn - Downwind distance from the tower-top to the nacelle IMU (meters) 0.0 NcIMUyn - Lateral distance from the tower-top to the nacelle IMU (meters) 2.23336 NcIMUzn - Vertical distance from the tower-top to the nacelle IMU (meters) 1.96256 Twr2Shft - Vertical distance from the tower-top to the rotor shaft (meters) 87.6 TowerHt - Height of tower above ground level [onshore] or MSL [offshore] (meters) 0.0 TowerBsHt - Height of tower base above ground level [onshore] or MSL [offshore] (meters) 0.0 PtfmCMxt - Downwind distance from the ground level [onshore] or MSL [offshore] to the platform CM (meters) 0.0 PtfmCMyt - Lateral distance from the ground level [onshore] or MSL [offshore] to the platform CM (meters) 0.0 PtfmCMzt - Vertical distance from the ground level [onshore] or MSL [offshore] to the platform CM (meters) 0.0 PtfmRefzt - Vertical distance from the ground level [onshore] or MSL [offshore] to the platform reference point (meters) ---------------------- MASS AND INERTIA ---------------------------------------- 0.0 TipMass(1) - Tip-brake mass, blade 1 (kg) 0.0 TipMass(2) - Tip-brake mass, blade 2 (kg) 0.0 TipMass(3) - Tip-brake mass, blade 3 (kg) [unused for 2 blades] 56780.0 HubMass - Hub mass (kg) 115926.0 HubIner - Hub inertia about rotor axis [3 blades] or teeter axis [2 blades] (kg m^2) 534.116 GenIner - Generator inertia about HSS (kg m^2) 240000.0 NacMass - Nacelle mass (kg) 2.60789E+06 NacYIner - Nacelle inertia about yaw axis (kg m^2) 0.0 YawBrMass - Yaw bearing mass (kg) 0.0 PtfmMass - Platform mass (kg) 0.0 PtfmRIner - Platform inertia for roll tilt rotation about the platform CM (kg m^2) 0.0 PtfmPIner - Platform inertia for pitch tilt rotation about the platform CM (kg m^2) 0.0 PtfmYIner - Platform inertia for yaw rotation about the platform CM (kg m^2) ---------------------- BLADE --------------------------------------------------- "NRELOffshrBsline5MW_Blade.dat" BldFile(1) - Name of file containing properties for blade 1 (quoted string) "NRELOffshrBsline5MW_Blade.dat" BldFile(2) - Name of file containing properties for blade 2 (quoted string) "NRELOffshrBsline5MW_Blade.dat" BldFile(3) - Name of file containing properties for blade 3 (quoted string) [unused for 2 blades] ---------------------- ROTOR-TEETER -------------------------------------------- 0 TeetMod - Rotor-teeter spring/damper model {0: none, 1: standard, 2: user-defined from routine UserTeet} (switch) [unused for 3 blades] 0 TeetDmpP - Rotor-teeter damper position (degrees) [used only for 2 blades and when TeetMod=1] 0 TeetDmp - Rotor-teeter damping constant (N-m/(rad/s)) [used only for 2 blades and when TeetMod=1] 0 TeetCDmp - Rotor-teeter rate-independent Coulomb-damping moment (N-m) [used only for 2 blades and when TeetMod=1] 0 TeetSStP - Rotor-teeter soft-stop position (degrees) [used only for 2 blades and when TeetMod=1] 0 TeetHStP - Rotor-teeter hard-stop position (degrees) [used only for 2 blades and when TeetMod=1] 0 TeetSSSp - Rotor-teeter soft-stop linear-spring constant (N-m/rad) [used only for 2 blades and when TeetMod=1] 0 TeetHSSp - Rotor-teeter hard-stop linear-spring constant (N-m/rad) [used only for 2 blades and when TeetMod=1] ---------------------- DRIVETRAIN ---------------------------------------------- 100.0 GBoxEff - Gearbox efficiency (%) 97.0 GBRatio - Gearbox ratio (-) 8.67637E+08 DTTorSpr - Drivetrain torsional spring (N-m/rad) 6.215E+06 DTTorDmp - Drivetrain torsional damper (N-m/(rad/s)) ---------------------- FURLING ------------------------------------------------- False Furling - Read in additional model properties for furling turbine (flag) [must currently be FALSE) "unused" FurlFile - Name of file containing furling properties (quoted string) [unused when Furling=False] ---------------------- TOWER --------------------------------------------------- 20 TwrNodes - Number of tower nodes used for analysis (-) "NRELOffshrBsline5MW_Onshore_ElastoDyn_Tower.dat" TwrFile - Name of file containing tower properties (quoted string) ---------------------- OUTPUT -------------------------------------------------- True SumPrint - Print summary data to ".sum" (flag) 1 OutFile - Switch to determine where output will be placed: {1: in module output file only; 2: in glue code output file only; 3: both} (currently unused) True TabDelim - Use tab delimiters in text tabular output file? (flag) (currently unused) "ES10.3E2" OutFmt - Format used for text tabular output (except time). Resulting field should be 10 characters. (quoted string) [not checked for validity!] (currently unused) 0 TStart - Time to begin tabular output (s) (currently unused) 1 DecFact - Decimation factor for tabular output {1: output every time step} (-) (currently unused) 0 NTwGages - Number of tower nodes that have strain gages for output [0 to 9] (-) 10, 19, 28 TwrGagNd - List of tower nodes that have strain gages [1 to TwrNodes] (-) [unused if NTwGages=0] 3 NBlGages - Number of blade nodes that have strain gages for output [0 to 9] (-) 5, 9, 13 BldGagNd - List of blade nodes that have strain gages [1 to BldNodes] (-) [unused if NBlGages=0] OutList - The next line(s) contains a list of output parameters. See OutListParameters.xlsx for a listing of available output channels, (-) "RootFzc1" - Out-of-plane shear, in-plane shear, and axial forces at the root of blade 1 "RootFxb1" "RootFyb1" "YawBrFxp" - Fore-aft shear, side-to-side shear, and vertical forces at the top of the tower (not rotating with nacelle yaw) "YawBrFyp" - Fore-aft shear, side-to-side shear, and vertical forces at the top of the tower (not rotating with nacelle yaw) "YawBrMzp" - Side-to-side bending, fore-aft bending, and yaw moments at the top of the tower (not rotating with nacelle yaw) "LSSTipPxa" "GenTq" "GenPwr" "TwrBsFxt" "TwrBsFyt" "TwrBsFzt" "TwrBsMxt" "TwrBsMyt" "TwrBsMzt" "HSShftTq" "HSSBrTq" "PtchPMzc1" "YawPzn" "NacYawErr" "RotFurlV" END of input file (the word "END" must appear in the first 3 columns of this last OutList line) ---------------------------------------------------------------------------------------