4.2.14.10. FAST.Farm Primary Input File¶
When a default value is available,
DEFAULT may be used instead of the value.
Check the regression test cases for updates to this input file.
1FAST.Farm v1.00.* INPUT FILE
2Sample FAST.Farm input file
3--- SIMULATION CONTROL ---
4False Echo Echo input data to <RootName>.ech? (flag)
5FATAL AbortLevel Error level when simulation should abort (string) {"WARNING", "SEVERE", "FATAL"}
62000.0 TMax Total run time (s) [>=0.0]
7False UseSC Use a super controller? (flag)
81 Mod_AmbWind Ambient wind model (-) (switch) {1: high-fidelity precursor in VTK format, 2: one InflowWind module, 3: multiple instances of InflowWind module}
9--- SUPER CONTROLLER --- [used only for UseSC=True]
10"SC_DLL.dll" SC_FileName Name/location of the dynamic library {.dll [Windows] or .so [Linux]} containing the Super Controller algorithms (quoted string)
11--- AMBIENT WIND: PRECURSOR IN VTK FORMAT --- [used only for Mod_AmbWind=1]
122.0 DT_Low-VTK Time step for low-resolution wind data input files; will be used as the global FAST.Farm time step (s) [>0.0]
130.5 DT_High-VTK Time step for high-resolution wind data input files (s) [>0.0] "/AmbWind/steady" WindFilePath Path name to wind data files from precursor (string)
14False ChkWndFiles Check all the ambient wind files for data consistency (flag)
15--- AMBIENT WIND: INFLOWWIND MODULE --- [used only for Mod_AmbWind=2 or 3]
162.0 DT_Low Time step for low-resolution wind data interpolation; will be used as the global FAST.Farm time step (s) [>0.0]
170.5 DT_High Time step for high-resolution wind data interpolation (s) [>0.0]
18300 NX_Low Number of low-resolution spatial nodes in X direction for wind data interpolation (-) [>=2]
19300 NY_Low Number of low-resolution spatial nodes in Y direction for wind data interpolation (-) [>=2]
2035 NZ_Low Number of low-resolution spatial nodes in Z direction for wind data interpolation (-) [>=2]
215.0 X0_Low Origin of low-resolution spatial nodes in X direction for wind data interpolation (m)
225.0 Y0_Low Origin of low-resolution spatial nodes in Y direction for wind data interpolation (m)
235.0 Z0_Low Origin of low-resolution spatial nodes in Z direction for wind data interpolation (m)
2410.0 dX_Low Spacing of low-resolution spatial nodes in X direction for wind data interpolation (m) [>0.0]
2510.0 dY_Low Spacing of low-resolution spatial nodes in Y direction for wind data interpolation (m) [>0.0]
2610.0 dZ_Low Spacing of low-resolution spatial nodes in Z direction for wind data interpolation (m) [>0.0]
2716 NX_High Number of high-resolution spatial nodes in X direction for wind data interpolation (-) [>=2]
2816 NY_High Number of high-resolution spatial nodes in Y direction for wind data interpolation (-) [>=2]
2917 NZ_High Number of high-resolution spatial nodes in Z direction for wind data interpolation (-) [>=2]
30"InflowWind.dat" InflowFile Name of file containing InflowWind module input parameters (quoted string)
31--- WIND TURBINES ---
321 NumTurbines Number of wind turbines (-) [>=1] [last 6 columns below used only for Mod_AmbWind=2 or 3]
33WT_X WT_Y WT_Z WT_FASTInFile X0_High Y0_High Z0_High dX_High dY_High dZ_High
34(m) (m) (m) (string) (m) (m) (m) (m) (m) (m)
35605.0 1500.0 0.0 "/FAST/Test18.fst" 525.0 1425.0 5.0 10.0 10.0 10.0
36--- WAKE DYNAMICS ---
375.0 dr Radial increment of radial finite-difference grid (m) [>0.0]
3840 NumRadii Number of radii in the radial finite-difference grid (-) [>=2]
39140 NumPlanes Number of wake planes (-) [>=2]
40DEFAULT f_c Cutoff (corner) frequency of the low-pass time-filter for the wake advection, deflection, and meandering model (Hz) [>0.0] or DEFAULT [=0.0007]
41DEFAULT C_HWkDfl_O Calibrated parameter in the correction for wake deflection defining the horizontal offset at the rotor (m) or DEFAULT [=0.0]
42DEFAULT C_HWkDfl_OY Calibrated parameter in the correction for wake deflection defining the horizontal offset at the rotor scaled with yaw error (m/deg) or DEFAULT [=0.3]
43DEFAULT C_HWkDfl_x Calibrated parameter in the correction for wake deflection defining the horizontal offset scaled with downstream distance (-) or DEFAULT [=0.0]
44DEFAULT C_HWkDfl_xY Calibrated parameter in the correction for wake deflection defining the horizontal offset scaled with downstream distance and yaw error (1/deg) or DEFAULT [=-0.004]
45DEFAULT C_NearWake Calibrated parameter for the near-wake correction (-) [>1. and <2.5] or DEFAULT [=1.8]
46DEFAULT k_vAmb Calibrated parameter for the influence of ambient turbulence in the eddy viscosity (-) [>=0.0] or DEFAULT [=0.05]
47DEFAULT k_vShr Calibrated parameter for the influence of the shear layer in the eddy viscosity (-) [>=0.0] or DEFAULT [=0.016]
48DEFAULT C_vAmb_DMin Calibrated parameter in the eddy viscosity filter function for ambient turbulence defining the transitional diameter fraction between the minimum and exponential regions (-) [>=0.0] or DEFAULT [=0.0]
49DEFAULT C_vAmb_DMax Calibrated parameter in the eddy viscosity filter function for ambient turbulence defining the transitional diameter fraction between the exponential and maximum regions (-) [> C_vAmb_DMin] or DEFAULT [=1.0]
50DEFAULT C_vAmb_FMin Calibrated parameter in the eddy viscosity filter function for ambient turbulence defining the value in the minimum region (-) [>=0.0 and <=1.0] or DEFAULT [=1.0]
51DEFAULT C_vAmb_Exp Calibrated parameter in the eddy viscosity filter function for ambient turbulence defining the exponent in the exponential region (-) [> 0.0] or DEFAULT [=0.01]
52DEFAULT C_vShr_DMin Calibrated parameter in the eddy viscosity filter function for the shear layer defining the transitional diameter fraction between the minimum and exponential regions (-) [>=0.0] or DEFAULT [=3.0]
53DEFAULT C_vShr_DMax Calibrated parameter in the eddy viscosity filter function for the shear layer defining the transitional diameter fraction between the exponential and maximum regions (-) [> C_vShr_DMin] or DEFAULT [=25.0]
54DEFAULT C_vShr_FMin Calibrated parameter in the eddy viscosity filter function for the shear layer defining the value in the minimum region (-) [>=0.0 and <=1.0] or DEFAULT [=0.2]
55DEFAULT C_vShr_Exp Calibrated parameter in the eddy viscosity filter function for the shear layer defining the exponent in the exponential region (-) [> 0.0] or DEFAULT [=0.1]
56DEFAULT Mod_WakeDiam Wake diameter calculation model (-) (switch) {1: rotor diameter, 2: velocity based, 3: mass-flux based, 4: momentum-flux based} or DEFAULT [=1]
57DEFAULT C_WakeDiam Calibrated parameter for wake diameter calculation (-) [>0.0 and <0.99] or DEFAULT [=0.95] [unused for Mod_WakeDiam=1]
58DEFAULT Mod_Meander Spatial filter model for wake meandering (-) (switch) {1: uniform, 2: truncated jinc, 3: windowed jinc} or DEFAULT [=3]
59DEFAULT C_Meander Calibrated parameter for wake meandering (-) [>=1.0] or DEFAULT [=1.9]
60--- VISUALIZATION ---
61False WrDisWind Write low- and high-resolution disturbed wind data to <RootName>.Low.Dis.t<n>.vtk etc. (flag)
621 NOutDisWindXY Number of XY planes for output of disturbed wind data across the low-resolution domain to <RootName>.Low.DisXY<n_out>.t<n>.vtk (-) [0 to 9]
6390.0 OutDisWindZ Z coordinates of XY planes for output of disturbed wind data across the low-resolution domain (m) [1 to NOutDisWindXY] [unused for NOutDisWindXY=0]
642 NOutDisWindYZ Number of YZ planes for output of disturbed wind data across the low-resolution domain to <RootName>/Low.DisYZ<n_out>.t<n>.vtk (-) [0 to 9]
65600.0,978.0 OutDisWindX X coordinates of YZ planes for output of disturbed wind data across the low-resolution domain (m) [1 to NOutDisWindYZ] [unused for NOutDisWindYZ=0]
661 NOutDisWindXZ Number of XZ planes for output of disturbed wind data across the low-resolution domain to <RootName>/Low.DisXZ<n_out>.t<n>.vtk (-) [0 to 9]
671500.0 OutDisWindY Y coordinates of XZ planes for output of disturbed wind data across the low-resolution domain (m) [1 to NOutDisWindXZ] [unused for NOutDisWindXZ=0]
684.0 WrDisDT Time step for disturbed wind visualization output (s) [>0.0] or DEFAULT [=DT_Low or DT_Low-VTK] [unused for WrDisWind=False and NOutDisWindXY=NOutDisWindYZ=NOutDisWindXZ=0]
69--- OUTPUT ---
70True SumPrint Print summary data to <RootName>.sum? (flag)
7199999.9 ChkptTime Amount of time between creating checkpoint files for potential restart (s) [>0.0]
72200.0 TStart Time to begin tabular output (s) [>=0.0]
731 OutFileFmt Format for tabular (time-marching) output file (-) (switch) {1: text file [<RootName>.out], 2: binary file [<RootName>.outb], 3: both}
74True TabDelim Use tab delimiters in text tabular output file? (flag) {uses spaces if False}
75"ES10.3E2" OutFmt Format used for text tabular output, excluding the time channel. Resulting field should be 10 characters. (quoted string)
763 NOutRadii Number of radial nodes for wake output for an individual rotor (-) [0 to 20]
770, 15, 39 OutRadii List of radial nodes for wake output for an individual rotor (-)
782 NOutDist Number of downstream distances for wake output for an individual rotor (-) [1 to NOutRadii] [unused for NOutRadii=0] rotor (-) [0 to 9]
790.0, 378.0 OutDist List of downstream distances for wake output for an individual rotor (m) [1 to NOutDist] [unused for NOutDist =0]
801 NWindVel Number of points for wind output (-) [0 to 9]
81600.0 WindVelX List of coordinates in the X direction for wind output (m) [1 to NWindVel] [unused for NWindVel=0]
821500.0 WindVelY List of coordinates in the Y direction for wind output (m) [1 to NWindVel] [unused for NWindVel=0]
8390.0 WindVelZ List of coordinates in the Z direction for wind output (m) [1 to NWindVel] [unused for NWindVel=0]
84OutList The next line(s) contains a list of output parameters. (quoted string)
85"RtAxsXT1, RtAxsYT1, RtAxsZT1"
86"RtPosXT1, RtPosYT1, RtPosZT1"
87"YawErrT1"
88"TIAmbT1"
89"CtT1N01, CtT1N02, CtT1N03, CtT1N04, CtT1N05"
90"WkAxsXT1D1, WkAxsXT1D2, WkAxsXT1D3"
91"WkAxsYT1D1, WkAxsYT1D2, WkAxsYT1D3"
92"WkAxsZT1D1, WkAxsZT1D2, WkAxsZT1D3"
93"WkPosXT1D1, WkPosXT1D2, WkPosXT1D3"
94"WkPosYT1D1, WkPosYT1D2, WkPosYT1D3"
95"WkPosZT1D1, WkPosZT1D2, WkPosZT1D3"
96"WkDfVxT1N01D1, WkDfVxT1N02D1, WkDfVxT1N03D1, WkDfVxT1N04D1, WkDfVxT1N05D1"
97"WkDfVxT1N01D2, WkDfVxT1N02D2, WkDfVxT1N03D2, WkDfVxT1N04D2, WkDfVxT1N05D2"
98"WkDfVxT1N01D3, WkDfVxT1N02D3, WkDfVxT1N03D3, WkDfVxT1N04D3, WkDfVxT1N05D3"
99"WkDfVrT1N01D1, WkDfVrT1N02D1, WkDfVrT1N03D1, WkDfVrT1N04D1, WkDfVrT1N05D1"
100"WkDfVrT1N01D2, WkDfVrT1N02D2, WkDfVrT1N03D2, WkDfVrT1N04D2, WkDfVrT1N05D2"
101"WkDfVrT1N01D3, WkDfVrT1N02D3, WkDfVrT1N03D3, WkDfVrT1N04D3, WkDfVrT1N05D3"
102END of input file (the word "END" must appear in the first 3 columns of this last OutList line)