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Add blade distributed load output to AeroDyn-InflowWind C bindings #2470

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Merged
deslaughter merged 4 commits into from
Oct 17, 2024
Merged

Add blade distributed load output to AeroDyn-InflowWind C bindings #2470

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0375f01
Add flag to output distributed loads instead of point loads. Add outp…
deslaughter Oct 16, 2024
ead275b
ADI_C: fix transfer of struct line mesh to ad line mesh
deslaughter Oct 16, 2024
4b18a22
Remove AD RemapFlag reset
deslaughter Oct 16, 2024
899afc2
Reset remap flag when doing line mesh
deslaughter Oct 17, 2024
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15 changes: 13 additions & 2 deletions modules/aerodyn/python-lib/aerodyn_inflow_library.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
# LICENSING
# Copyright (C) 2021 National Renewable Energy Laboratory
#
# This file is part of InflowWind.
# This file is part of AeroDyn.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
Expand Down Expand Up @@ -101,6 +101,7 @@ def __init__(self, library_path):
# flags
self.storeHHVel = 1 # 0=false, 1=true
self.transposeDCM= 1 # 0=false, 1=true
self.pointLoadOut= 1 # 0=false, 1=true
self.debuglevel = 0 # 0-4 levels

# VTK
Expand Down Expand Up @@ -162,6 +163,7 @@ def _initialize_routines(self):
self.ADI_C_PreInit.argtypes = [
POINTER(c_int), # numTurbines
POINTER(c_int), # transposeDCM
POINTER(c_int), # pointLoadOutput
POINTER(c_int), # debuglevel
POINTER(c_int), # ErrStat_C
POINTER(c_char) # ErrMsg_C
Expand Down Expand Up @@ -258,6 +260,7 @@ def _initialize_routines(self):
POINTER(c_int), # iturb
POINTER(c_int), # numMeshPts
POINTER(c_float), # meshFrc -- mesh forces/moments in flat array of 6*numMeshPts
POINTER(c_float), # hhVel -- wind speed at hub height in flat array of 3
POINTER(c_int), # ErrStat_C
POINTER(c_char) # ErrMsg_C
]
Expand Down Expand Up @@ -295,6 +298,7 @@ def adi_preinit(self):
self.ADI_C_PreInit(
byref(c_int(self.numTurbines)), # IN: numTurbines
byref(c_int(self.transposeDCM)), # IN: transposeDCM
byref(c_int(self.pointLoadOut)), # IN: pointLoadOut
byref(c_int(self.debuglevel)), # IN: debuglevel
byref(self.error_status_c), # OUT: ErrStat_C
self.error_message_c # OUT: ErrMsg_C
Expand Down Expand Up @@ -487,15 +491,17 @@ def adi_setrotormotion(self, iturb, \


# adi_calcOutput ------------------------------------------------------------------------------------------------------------
def adi_getrotorloads(self, iturb, meshFrcMom):
def adi_getrotorloads(self, iturb, meshFrcMom, hhVel=None):
# Resulting Forces/moments -- [Fx1,Fy1,Fz1,Mx1,My1,Mz1, Fx2,Fy2,Fz2,Mx2,My2,Mz2 ...]
_meshFrc_flat_c = (c_float * (6 * self.numMeshPts))(0.0,)
_hhVel_flat_c = (c_float * 3)(0.0,)

# Run ADI_C_GetRotorLoads
self.ADI_C_GetRotorLoads(
c_int(iturb), # IN: iturb -- current turbine number
byref(c_int(self.numMeshPts)), # IN: number of attachment points expected (where motions are transferred into HD)
_meshFrc_flat_c, # OUT: resulting forces/moments array
_hhVel_flat_c, # OUT: hub height velocity [Vx, Vy, Vz]
byref(self.error_status_c), # OUT: ErrStat_C
self.error_message_c # OUT: ErrMsg_C
)
Expand All @@ -513,6 +519,11 @@ def adi_getrotorloads(self, iturb, meshFrcMom):
meshFrcMom[j,5] = _meshFrc_flat_c[count+5]
count = count + 6

## Hub height wind speed
if self.storeHHVel and hhVel != None:
hhVel[0] = _hhVel_flat_c[0]
hhVel[1] = _hhVel_flat_c[1]
hhVel[2] = _hhVel_flat_c[2]

# adi_calcOutput ------------------------------------------------------------------------------------------------------------
def adi_calcOutput(self, time, outputChannelValues):
Expand Down
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