def test4(self):
loads = RotorLoads()
loads.F = [123.0, 101.0, -50.0]
loads.M = [4843.0, -2239.0, 1232.0]
loads.r_hub = [2.0, -3.2, 4.5]
loads.rna_cm = [-3.0, 1.6, -4.0]
loads.m_RNA = 200.0
loads.tilt = 13.2
loads.g = 9.81
loads.rna_weightM = False
check_gradient_unit_test(self, loads)
def test2(self):
loads = RotorLoads()
loads.F = [123.0, 0.0, 0.0]
loads.M = [4843.0, 0.0, 0.0]
loads.r_hub = [2.0, -3.2, 4.5]
loads.rna_cm = [-3.0, 1.6, -4.0]
loads.m_RNA = 200.0
loads.tilt = 13.2
loads.g = 9.81
loads.downwind = True
check_gradient_unit_test(self, loads, tol=2e-6)
def test4(self):
loads = RotorLoads()
loads.F = [123.0, 101.0, -50.0]
loads.M = [4843.0, -2239.0, 1232.0]
loads.r_hub = [2.0, -3.2, 4.5]
loads.rna_cm = [-3.0, 1.6, -4.0]
loads.m_RNA = 200.0
loads.tilt = 13.2
loads.g = 9.81
loads.rna_weightM = False
check_gradient_unit_test(self, loads)
def test2(self):
loads = RotorLoads()
loads.F = [123.0, 0.0, 0.0]
loads.M = [4843.0, 0.0, 0.0]
loads.r_hub = [2.0, -3.2, 4.5]
loads.rna_cm = [-3.0, 1.6, -4.0]
loads.m_RNA = 200.0
loads.tilt = 13.2
loads.g = 9.81
loads.downwind = True
check_gradient_unit_test(self, loads, tol=2e-6)
def configure(self):
self.add('PrepArray',PrepArray())
self.add('rotorLoads', RotorLoads())
self.add('WWloads', AeroHydroLoads())
self.add('TwrUtil', TwrUtilization())
self.add('JcktUtil', JcktUtilization())
#self.driver.workflow.add(['PrepArray', 'rotorLoads', 'JcktUtil', 'TwrUtil'])
self.driver.workflow.add(['rotorLoads', 'JcktUtil', 'TwrUtil'])
#connections to PrepArray
#self.connect('RNA_FM', 'PrepArray.RNA_FM')
# connections to rotorLoads
self.connect('RNA_F', 'rotorLoads.F')
self.connect('RNA_M', 'rotorLoads.M')
self.connect('rna_weightM','rotorLoads.rna_weightM')
self.connect('r_hub', 'rotorLoads.r_hub')
self.connect('r_cm', 'rotorLoads.rna_cm')
self.connect('Twr_data.TopMass[0]', 'rotorLoads.m_RNA')
self.connect('tilt', 'rotorLoads.tilt')
self.connect('g', 'rotorLoads.g')
#connections to WWLoads
self.connect('towerWindLoads', 'WWloads.windLoads')
self.connect('towerWaveLoads', 'WWloads.waveLoads')
self.connect('towerWindLoads.z', 'WWloads.z')
# connections to TwrUtil
self.connect('rotorLoads.top_F', 'TwrUtil.top_F')
self.connect('rotorLoads.top_M', 'TwrUtil.top_M')
##self.connect('towerWindLoads', 'TwrUtil.towerWindLoads')
##self.connect('towerWaveLoads', 'TwrUtil.towerWaveLoads')
self.connect('WWloads.outloads', 'TwrUtil.towerWWLoads')
#self.connect('yaw', 'distLoads.yaw') set yaw=0, i.e. the rotor is aligned with the wind, although 45 deg from global x
self.connect('Dt', 'TwrUtil.Dt')
self.connect('tt', 'TwrUtil.tt')
self.connect('Twr_data', 'TwrUtil.Twr_data')
self.connect('L_reinforced', 'TwrUtil.L_reinforced')
self.connect('IECpsfIns', 'TwrUtil.IECpsfIns')
self.connect('g', 'TwrUtil.g')
#Connections to inputs of JcktUtilization
self.create_passthrough('JcktUtil.Legmems')
self.create_passthrough('JcktUtil.Pilemems')
self.create_passthrough('JcktUtil.Twrmems')
self.create_passthrough('JcktUtil.TPmems')
self.create_passthrough('JcktUtil.MbrFrcs')
self.create_passthrough('JcktUtil.nlegs')
self.create_passthrough('JcktUtil.XjntIDs')
self.create_passthrough('JcktUtil.KjntIDs')
self.create_passthrough('JcktUtil.JcktGeoOut')
#Connections to outputs
self.connect('TwrUtil.utilization', 'tower_utilization')
self.connect('JcktUtil.Utilouts', 'jacket_utilization')
def configure_turbine_with_jacket(assembly,
with_new_nacelle=False,
flexible_blade=False,
with_3pt_drive=False):
"""a stand-alone configure method to allow for flatter assemblies
Parameters
----------
assembly : Assembly
an openmdao assembly to be configured
with_new_nacelle : bool
False uses the default implementation, True uses an experimental implementation designed
to smooth out discontinities making in amenable for gradient-based optimization
flexible_blade : bool
if True, internally solves the coupled aero/structural deflection using fixed point iteration.
Note that the coupling is currently only in the flapwise deflection, and is primarily
only important for highly flexible blades. If False, the aero loads are passed
to the structure but there is no further iteration.
"""
# --- general turbine configuration inputs---
assembly.add(
'rho',
Float(1.225,
iotype='in',
units='kg/m**3',
desc='density of air',
deriv_ignore=True))
assembly.add(
'mu',
Float(1.81206e-5,
iotype='in',
units='kg/m/s',
desc='dynamic viscosity of air',
deriv_ignore=True))
assembly.add(
'shear_exponent',
Float(0.2, iotype='in', desc='shear exponent', deriv_ignore=True))
assembly.add('hub_height',
Float(90.0, iotype='in', units='m', desc='hub height'))
assembly.add(
'turbine_class',
Enum('I', ('I', 'II', 'III'), iotype='in', desc='IEC turbine class'))
assembly.add(
'turbulence_class',
Enum('B', ('A', 'B', 'C'),
iotype='in',
desc='IEC turbulence class class'))
assembly.add(
'g',
Float(9.81,
iotype='in',
units='m/s**2',
desc='acceleration of gravity',
deriv_ignore=True))
assembly.add(
'cdf_reference_height_wind_speed',
Float(
90.0,
iotype='in',
desc=
'reference hub height for IEC wind speed (used in CDF calculation)'
))
assembly.add('downwind',
Bool(False, iotype='in', desc='flag if rotor is downwind'))
assembly.add('tower_dt',
Float(iotype='in', units='m',
desc='tower top diameter')) # update for jacket
assembly.add('generator_speed',
Float(iotype='in', units='rpm', desc='generator speed'))
assembly.add(
'machine_rating',
Float(5000.0, units='kW', iotype='in', desc='machine rated power'))
assembly.add(
'rna_weightM',
Bool(True,
iotype='in',
desc='flag to consider or not the RNA weight effect on Moment'))
assembly.add('rotor', RotorSE())
if with_new_nacelle:
assembly.add('hub', HubSE())
if with_3pt_drive:
assembly.add('nacelle', Drive3pt())
else:
assembly.add('nacelle', Drive4pt())
else:
assembly.add('nacelle', DriveWPACT())
assembly.add('hub', HubWPACT())
assembly.add('rna', RNAMass())
assembly.add('rotorloads1', RotorLoads())
assembly.add('rotorloads2', RotorLoads())
assembly.add('jacket', JacketSE())
assembly.add('maxdeflection', MaxTipDeflection())
if flexible_blade:
assembly.add('fpi', FixedPointIterator())
assembly.fpi.workflow.add(['rotor'])
assembly.fpi.add_parameter('rotor.delta_precurve_sub',
low=-1.e99,
high=1.e99)
assembly.fpi.add_parameter('rotor.delta_bladeLength',
low=-1.e99,
high=1.e99)
assembly.fpi.add_constraint(
'rotor.delta_precurve_sub = rotor.delta_precurve_sub_out')
assembly.fpi.add_constraint(
'rotor.delta_bladeLength = rotor.delta_bladeLength_out')
assembly.fpi.max_iteration = 20
assembly.fpi.tolerance = 1e-8
assembly.driver.workflow.add(['fpi'])
else:
assembly.driver.workflow.add(['rotor'])
assembly.driver.workflow.add([
'hub', 'nacelle', 'jacket', 'maxdeflection', 'rna', 'rotorloads1',
'rotorloads2'
])
# TODO: rotor drivetrain design should be connected to nacelle drivetrain design
# connections to rotor
assembly.connect('machine_rating', 'rotor.control.ratedPower')
assembly.connect('rho', 'rotor.rho')
assembly.connect('mu', 'rotor.mu')
assembly.connect('shear_exponent', 'rotor.shearExp')
assembly.connect('hub_height', 'rotor.hubHt')
assembly.connect('turbine_class', 'rotor.turbine_class')
assembly.connect('turbulence_class', 'rotor.turbulence_class')
assembly.connect('g', 'rotor.g')
assembly.connect('cdf_reference_height_wind_speed',
'rotor.cdf_reference_height_wind_speed')
# connections to hub
assembly.connect('rotor.mass_one_blade', 'hub.blade_mass')
assembly.connect('rotor.root_bending_moment', 'hub.rotor_bending_moment')
assembly.connect('rotor.diameter', 'hub.rotor_diameter')
assembly.connect('rotor.hub_diameter', 'hub.blade_root_diameter')
assembly.connect('rotor.nBlades', 'hub.blade_number')
if with_new_nacelle:
assembly.connect('nacelle.MB1_location', 'hub.MB1_location')
assembly.connect('rotor.tilt', 'hub.gamma')
assembly.connect('nacelle.L_rb', 'hub.L_rb')
# connections to nacelle #TODO: fatigue option variables
assembly.connect('rotor.diameter', 'nacelle.rotor_diameter')
if not with_new_nacelle:
assembly.connect(
'rotor.mass_all_blades + hub.hub_system_mass', 'nacelle.rotor_mass'
) #DODO: circular dependency if using DriveSE (nacelle csm --> hub, hub mass --> nacelle)
if with_new_nacelle:
assembly.connect('rotor.nBlades', 'nacelle.blade_number')
assembly.connect('rotor.tilt', 'nacelle.shaft_angle')
assembly.connect('333.3 * machine_rating / 1000.0',
'nacelle.shrink_disc_mass')
assembly.connect('1.5 * rotor.ratedConditions.Q', 'nacelle.rotor_torque')
assembly.connect('rotor.ratedConditions.T', 'nacelle.rotor_thrust')
assembly.connect('rotor.ratedConditions.Omega', 'nacelle.rotor_speed')
assembly.connect('machine_rating', 'nacelle.machine_rating')
assembly.connect('rotor.root_bending_moment',
'nacelle.rotor_bending_moment')
assembly.connect('generator_speed/rotor.ratedConditions.Omega',
'nacelle.gear_ratio')
'''if with_new_nacelle:
assembly.connect('rotor.g', 'nacelle.g')''' # Only drive smooth taking g from rotor; TODO: update when drive_smooth is updated
assembly.connect(
'tower_dt', 'nacelle.tower_top_diameter'
) # OpenMDAO circular dependency issue # update for jacket input
# connections to rna
assembly.connect('rotor.mass_all_blades', 'rna.blades_mass')
assembly.connect('rotor.I_all_blades', 'rna.blades_I')
assembly.connect('hub.hub_system_mass', 'rna.hub_mass')
assembly.connect('hub.hub_system_cm', 'rna.hub_cm')
assembly.connect('hub.hub_system_I', 'rna.hub_I')
assembly.connect('nacelle.nacelle_mass', 'rna.nac_mass')
assembly.connect('nacelle.nacelle_cm', 'rna.nac_cm')
assembly.connect('nacelle.nacelle_I', 'rna.nac_I')
# connections to rotorloads1
assembly.connect('downwind', 'rotorloads1.downwind')
assembly.connect('rna_weightM', 'rotorloads1.rna_weightM')
assembly.connect('1.8 * rotor.ratedConditions.T', 'rotorloads1.F[0]')
assembly.connect('rotor.ratedConditions.Q', 'rotorloads1.M[0]')
assembly.connect('hub.hub_system_cm', 'rotorloads1.r_hub')
assembly.connect('rna.rna_cm', 'rotorloads1.rna_cm')
assembly.connect('rotor.tilt', 'rotorloads1.tilt')
assembly.connect('g', 'rotorloads1.g')
assembly.connect('rna.rna_mass', 'rotorloads1.m_RNA')
# connections to rotorloads2
assembly.connect('downwind', 'rotorloads2.downwind')
assembly.connect('rna_weightM', 'rotorloads2.rna_weightM')
assembly.connect('rotor.T_extreme', 'rotorloads2.F[0]')
assembly.connect('rotor.Q_extreme', 'rotorloads2.M[0]')
assembly.connect('hub.hub_system_cm', 'rotorloads2.r_hub')
assembly.connect('rna.rna_cm', 'rotorloads2.rna_cm')
assembly.connect('rotor.tilt', 'rotorloads2.tilt')
assembly.connect('g', 'rotorloads2.g')
assembly.connect('rna.rna_mass', 'rotorloads2.m_RNA')
# connections to jacket
assembly.connect('rho', 'jacket.Windinputs.rho') # jacket input
assembly.connect('mu', 'jacket.Windinputs.mu') # jacket input
assembly.connect('-g', 'jacket.FrameAuxIns.gvector[2]') # jacket input
assembly.connect('hub_height', 'jacket.Windinputs.HH') # jacket input
assembly.connect('tower_dt', 'jacket.Twrinputs.Dt') # jacket input
assembly.connect('rotor.yaw', 'jacket.RNAinputs.yawangle') # jacket input
#assembly.connect('hub_height - nacelle.nacelle_cm[2]', 'jacket.Twrinputs.Htwr') # jacket input; TODO: probably irrelevant for this purpose, tower length is now determined in jacket
assembly.connect('rna.rna_mass', 'jacket.RNAinputs.mass') # jacket input
assembly.connect('rna.rna_cm', 'jacket.RNAinputs.CMoff') # jacket input
assembly.connect('rna.rna_I_TT', 'jacket.RNAinputs.I') # jacket input
# Rated rotor loads (Option 1)
assembly.connect('rotor.ratedConditions.V',
'jacket.Windinputs.U50HH') # jacket input
assembly.connect('rotorloads1.top_F', 'jacket.RNA_F[0:3]') # jacket input
assembly.connect('rotorloads1.top_M', 'jacket.RNA_F[3:6]') # jacket input
# Survival rotor loads (Option 2)
#assembly.connect('rotor.V_extreme', 'tower.Windinputs.U50HH') # jacket input
#assembly.connect('rotorloads2.top_F', 'jacket.RNA_F') # jacket input
#assembly.connect('rotorloads2.top_M', 'jacket.RNA_M') # jacket input
# connections to maxdeflection
assembly.connect('rotor.Rtip', 'maxdeflection.Rtip')
assembly.connect('rotor.precurveTip', 'maxdeflection.precurveTip')
assembly.connect('rotor.presweepTip', 'maxdeflection.presweepTip')
assembly.connect('rotor.precone', 'maxdeflection.precone')
assembly.connect('rotor.tilt', 'maxdeflection.tilt')
assembly.connect('hub.hub_system_cm', 'maxdeflection.hub_tt')
assembly.connect(
'jacket.Twrouts.nodes[2,:]', 'maxdeflection.tower_z'
) # jacket input, had to make array dimensions explicit on instantiation for this connect to work ---THIS is the z at CMzoff, not necessarily the top flange
assembly.connect('jacket.Twrouts', 'maxdeflection.Twrouts'
) # TODO: jacket input - doesnt recognize logobj
assembly.connect('jacket.Twrouts.Htwr',
'maxdeflection.towerHt') # jacket input
def configure_turbine(assembly,
with_new_nacelle=True,
flexible_blade=False,
with_3pt_drive=False):
"""a stand-alone configure method to allow for flatter assemblies
Parameters
----------
assembly : Assembly
an openmdao assembly to be configured
with_new_nacelle : bool
False uses the default implementation, True uses an experimental implementation designed
to smooth out discontinities making in amenable for gradient-based optimization
flexible_blade : bool
if True, internally solves the coupled aero/structural deflection using fixed point iteration.
Note that the coupling is currently only in the flapwise deflection, and is primarily
only important for highly flexible blades. If False, the aero loads are passed
to the structure but there is no further iteration.
"""
# --- general turbine configuration inputs---
assembly.add(
'rho',
Float(1.225,
iotype='in',
units='kg/m**3',
desc='density of air',
deriv_ignore=True))
assembly.add(
'mu',
Float(1.81206e-5,
iotype='in',
units='kg/m/s',
desc='dynamic viscosity of air',
deriv_ignore=True))
assembly.add(
'shear_exponent',
Float(0.2, iotype='in', desc='shear exponent', deriv_ignore=True))
assembly.add('hub_height',
Float(90.0, iotype='in', units='m', desc='hub height'))
assembly.add(
'turbine_class',
Enum('I', ('I', 'II', 'III', 'IV'),
iotype='in',
desc='IEC turbine class'))
assembly.add(
'turbulence_class',
Enum('B', ('A', 'B', 'C'),
iotype='in',
desc='IEC turbulence class class'))
assembly.add(
'g',
Float(9.81,
iotype='in',
units='m/s**2',
desc='acceleration of gravity',
deriv_ignore=True))
assembly.add(
'cdf_reference_height_wind_speed',
Float(
90.0,
iotype='in',
desc=
'reference hub height for IEC wind speed (used in CDF calculation)'
))
assembly.add('downwind',
Bool(False, iotype='in', desc='flag if rotor is downwind'))
assembly.add(
'tower_d',
Array([0.0], iotype='in', units='m', desc='diameters along tower'))
assembly.add('generator_speed',
Float(iotype='in', units='rpm', desc='generator speed'))
assembly.add(
'machine_rating',
Float(5000.0, units='kW', iotype='in', desc='machine rated power'))
assembly.add(
'rna_weightM',
Bool(True,
iotype='in',
desc='flag to consider or not the RNA weight effect on Moment'))
assembly.add('rotor', RotorSE())
if with_new_nacelle:
assembly.add('hub', HubSE())
assembly.add('hubSystem', Hub_System_Adder_drive())
assembly.add('moments', blade_moment_transform())
assembly.add('forces', blade_force_transform())
if with_3pt_drive:
assembly.add('nacelle', Drive3pt())
else:
assembly.add('nacelle', Drive4pt())
else:
assembly.add('nacelle', DriveWPACT())
assembly.add('hub', HubWPACT())
assembly.add('rna', RNAMass())
assembly.add('rotorloads1', RotorLoads())
assembly.add('rotorloads2', RotorLoads())
assembly.add('tower', TowerSE())
assembly.add('maxdeflection', MaxTipDeflection())
if flexible_blade:
assembly.add('fpi', FixedPointIterator())
assembly.fpi.workflow.add(['rotor'])
assembly.fpi.add_parameter('rotor.delta_precurve_sub',
low=-1.e99,
high=1.e99)
assembly.fpi.add_parameter('rotor.delta_bladeLength',
low=-1.e99,
high=1.e99)
assembly.fpi.add_constraint(
'rotor.delta_precurve_sub = rotor.delta_precurve_sub_out')
assembly.fpi.add_constraint(
'rotor.delta_bladeLength = rotor.delta_bladeLength_out')
assembly.fpi.max_iteration = 20
assembly.fpi.tolerance = 1e-8
assembly.driver.workflow.add(['fpi'])
else:
assembly.driver.workflow.add(['rotor'])
assembly.driver.workflow.add([
'hub', 'nacelle', 'tower', 'maxdeflection', 'rna', 'rotorloads1',
'rotorloads2'
])
if with_new_nacelle:
assembly.driver.workflow.add(['hubSystem', 'moments', 'forces'])
# TODO: rotor drivetrain design should be connected to nacelle drivetrain design
# connections to rotor
assembly.connect('machine_rating', 'rotor.control.ratedPower')
assembly.connect('rho', 'rotor.rho')
assembly.connect('mu', 'rotor.mu')
assembly.connect('shear_exponent', 'rotor.shearExp')
assembly.connect('hub_height', 'rotor.hubHt')
assembly.connect('turbine_class', 'rotor.turbine_class')
assembly.connect('turbulence_class', 'rotor.turbulence_class')
assembly.connect('g', 'rotor.g')
assembly.connect('cdf_reference_height_wind_speed',
'rotor.cdf_reference_height_wind_speed')
# connections to hub and hub system
assembly.connect('rotor.mass_one_blade', 'hub.blade_mass')
assembly.connect('rotor.root_bending_moment', 'hub.rotor_bending_moment')
assembly.connect('rotor.diameter', ['hub.rotor_diameter'])
assembly.connect('rotor.hub_diameter', 'hub.blade_root_diameter')
assembly.connect('rotor.nBlades', 'hub.blade_number')
if with_new_nacelle:
assembly.connect('machine_rating', 'hub.machine_rating')
assembly.connect('rotor.diameter', ['hubSystem.rotor_diameter'])
assembly.connect('nacelle.MB1_location',
'hubSystem.MB1_location') # TODO: bearing locations
assembly.connect('nacelle.L_rb', 'hubSystem.L_rb')
assembly.connect('rotor.tilt', 'hubSystem.shaft_angle')
assembly.connect('hub.hub_diameter', 'hubSystem.hub_diameter')
assembly.connect('hub.hub_thickness', 'hubSystem.hub_thickness')
assembly.connect('hub.hub_mass', 'hubSystem.hub_mass')
assembly.connect('hub.spinner_mass', 'hubSystem.spinner_mass')
assembly.connect('hub.pitch_system_mass',
'hubSystem.pitch_system_mass')
# connections to nacelle #TODO: fatigue option variables
assembly.connect('rotor.diameter', 'nacelle.rotor_diameter')
assembly.connect('1.5 * rotor.ratedConditions.Q', 'nacelle.rotor_torque')
assembly.connect('rotor.ratedConditions.T', 'nacelle.rotor_thrust')
assembly.connect('rotor.ratedConditions.Omega', 'nacelle.rotor_speed')
assembly.connect('machine_rating', 'nacelle.machine_rating')
assembly.connect('rotor.root_bending_moment',
'nacelle.rotor_bending_moment')
assembly.connect('generator_speed/rotor.ratedConditions.Omega',
'nacelle.gear_ratio')
assembly.connect(
'tower_d[-1]',
'nacelle.tower_top_diameter') # OpenMDAO circular dependency issue
assembly.connect(
'rotor.mass_all_blades + hub.hub_system_mass',
'nacelle.rotor_mass') # assuming not already in rotor force / moments
# variable connections for new nacelle
if with_new_nacelle:
assembly.connect('rotor.nBlades', 'nacelle.blade_number')
assembly.connect('rotor.tilt', 'nacelle.shaft_angle')
assembly.connect('333.3 * machine_rating / 1000.0',
'nacelle.shrink_disc_mass')
assembly.connect('rotor.hub_diameter', 'nacelle.blade_root_diameter')
#moments
# assembly.connect('rotor.Q_extreme','nacelle.rotor_bending_moment_x')
assembly.connect('rotor.Mxyz_0', 'moments.b1')
assembly.connect('rotor.Mxyz_120', 'moments.b2')
assembly.connect('rotor.Mxyz_240', 'moments.b3')
assembly.connect('rotor.Pitch', 'moments.pitch_angle')
assembly.connect('rotor.TotalCone', 'moments.cone_angle')
assembly.connect('moments.Mx', 'nacelle.rotor_bending_moment_x'
) #accounted for in ratedConditions.Q
assembly.connect('moments.My', 'nacelle.rotor_bending_moment_y')
assembly.connect('moments.Mz', 'nacelle.rotor_bending_moment_z')
#forces
# assembly.connect('rotor.T_extreme','nacelle.rotor_force_x')
assembly.connect('rotor.Fxyz_0', 'forces.b1')
assembly.connect('rotor.Fxyz_120', 'forces.b2')
assembly.connect('rotor.Fxyz_240', 'forces.b3')
assembly.connect('rotor.Pitch', 'forces.pitch_angle')
assembly.connect('rotor.TotalCone', 'forces.cone_angle')
assembly.connect('forces.Fx', 'nacelle.rotor_force_x')
assembly.connect('forces.Fy', 'nacelle.rotor_force_y')
assembly.connect('forces.Fz', 'nacelle.rotor_force_z')
'''if with_new_nacelle:
assembly.connect('rotor.g', 'nacelle.g') # Only drive smooth taking g from rotor; TODO: update when drive_smooth is updated'''
# connections to rna
assembly.connect('rotor.mass_all_blades', 'rna.blades_mass')
assembly.connect('rotor.I_all_blades', 'rna.blades_I')
if with_new_nacelle:
assembly.connect('hubSystem.hub_system_mass', 'rna.hub_mass')
assembly.connect('hubSystem.hub_system_cm', 'rna.hub_cm')
assembly.connect('hubSystem.hub_system_I', 'rna.hub_I')
else:
assembly.connect('hub.hub_system_mass', 'rna.hub_mass')
assembly.connect('hub.hub_system_cm', 'rna.hub_cm')
assembly.connect('hub.hub_system_I', 'rna.hub_I')
assembly.connect('nacelle.nacelle_mass', 'rna.nac_mass')
assembly.connect('nacelle.nacelle_cm', 'rna.nac_cm')
assembly.connect('nacelle.nacelle_I', 'rna.nac_I')
# connections to rotorloads1
assembly.connect('downwind', 'rotorloads1.downwind')
assembly.connect('rna_weightM', 'rotorloads1.rna_weightM')
assembly.connect('1.8 * rotor.ratedConditions.T', 'rotorloads1.F[0]')
assembly.connect('rotor.ratedConditions.Q', 'rotorloads1.M[0]')
if with_new_nacelle:
assembly.connect('hubSystem.hub_system_cm', 'rotorloads1.r_hub')
else:
assembly.connect('hub.hub_system_cm', 'rotorloads1.r_hub')
assembly.connect('rna.rna_cm', 'rotorloads1.rna_cm')
assembly.connect('rotor.tilt', 'rotorloads1.tilt')
assembly.connect('g', 'rotorloads1.g')
assembly.connect('rna.rna_mass', 'rotorloads1.m_RNA')
# connections to rotorloads2
assembly.connect('downwind', 'rotorloads2.downwind')
assembly.connect('rna_weightM', 'rotorloads2.rna_weightM')
assembly.connect('rotor.T_extreme', 'rotorloads2.F[0]')
assembly.connect('rotor.Q_extreme', 'rotorloads2.M[0]')
if with_new_nacelle:
assembly.connect('hubSystem.hub_system_cm', 'rotorloads2.r_hub')
else:
assembly.connect('hub.hub_system_cm', 'rotorloads2.r_hub')
assembly.connect('rna.rna_cm', 'rotorloads2.rna_cm')
assembly.connect('rotor.tilt', 'rotorloads2.tilt')
assembly.connect('g', 'rotorloads2.g')
assembly.connect('rna.rna_mass', 'rotorloads2.m_RNA')
# connections to tower
assembly.connect('rho', 'tower.wind_rho')
assembly.connect('mu', 'tower.wind_mu')
assembly.connect('g', 'tower.g')
assembly.connect('hub_height', 'tower.wind_zref')
assembly.connect('tower_d', 'tower.d_param')
assembly.connect('rotor.ratedConditions.V', 'tower.wind_Uref1')
assembly.connect('rotor.V_extreme', 'tower.wind_Uref2')
assembly.connect('rotor.yaw', 'tower.yaw')
assembly.connect('hub_height - nacelle.nacelle_cm[2]',
'tower.z_param[-1]') #TODO: hub height should be derived
assembly.connect('rna.rna_mass', 'tower.m[0]')
assembly.connect('rna.rna_cm[0]', 'tower.mrhox[0]')
assembly.connect('rna.rna_cm[1]', 'tower.mrhoy[0]')
assembly.connect('rna.rna_cm[2]', 'tower.mrhoz[0]')
assembly.connect('rna.rna_I_TT[0]', 'tower.mIxx[0]')
assembly.connect('rna.rna_I_TT[1]', 'tower.mIyy[0]')
assembly.connect('rna.rna_I_TT[2]', 'tower.mIzz[0]')
assembly.connect('rna.rna_I_TT[3]', 'tower.mIxy[0]')
assembly.connect('rna.rna_I_TT[4]', 'tower.mIxz[0]')
assembly.connect('rna.rna_I_TT[5]', 'tower.mIyz[0]')
assembly.connect('rotorloads1.top_F[0]', 'tower.Fx1[0]')
assembly.connect('rotorloads1.top_F[1]', 'tower.Fy1[0]')
assembly.connect('rotorloads1.top_F[2]', 'tower.Fz1[0]')
assembly.connect('rotorloads1.top_M[0]', 'tower.Mxx1[0]')
assembly.connect('rotorloads1.top_M[1]', 'tower.Myy1[0]')
assembly.connect('rotorloads1.top_M[2]', 'tower.Mzz1[0]')
assembly.connect('rotorloads2.top_F[0]', 'tower.Fx2[0]')
assembly.connect('rotorloads2.top_F[1]', 'tower.Fy2[0]')
assembly.connect('rotorloads2.top_F[2]', 'tower.Fz2[0]')
assembly.connect('rotorloads2.top_M[0]', 'tower.Mxx2[0]')
assembly.connect('rotorloads2.top_M[1]', 'tower.Myy2[0]')
assembly.connect('rotorloads2.top_M[2]', 'tower.Mzz2[0]')
# connections to maxdeflection
assembly.connect('rotor.Rtip', 'maxdeflection.Rtip')
assembly.connect('rotor.precurveTip', 'maxdeflection.precurveTip')
assembly.connect('rotor.presweepTip', 'maxdeflection.presweepTip')
assembly.connect('rotor.precone', 'maxdeflection.precone')
assembly.connect('rotor.tilt', 'maxdeflection.tilt')
if with_new_nacelle:
assembly.connect('hubSystem.hub_system_cm', 'maxdeflection.hub_tt')
else:
assembly.connect('hub.hub_system_cm', 'maxdeflection.hub_tt')
assembly.connect('tower.z_param', 'maxdeflection.tower_z')
assembly.connect('tower.d_param', 'maxdeflection.tower_d')
assembly.connect('hub_height - nacelle.nacelle_cm[2]',
'maxdeflection.towerHt')
