# 5 ---------
# test of drivetrain model
# NREL 5 MW Rotor Variables
nace = DriveWPACT()
nace.rotor_diameter = 126.0 # m
nace.rotor_speed = 12.1 # rpm m/s
nace.machine_rating = 5000.0
nace.DrivetrainEfficiency = 0.95
nace.rotor_torque = 1.5 * (nace.machine_rating * 1000 /
nace.DrivetrainEfficiency) / (
nace.rotor_speed *
(pi / 30)) # 6.35e6 #4365248.74 # Nm
nace.rotor_thrust = 2.5448e5
nace.rotor_mass = 142585.75 #kg
nace.rotor_speed = 12.1 #rpm
# NREL 5 MW Drivetrain variables
nace.drivetrain_design = 'geared' # geared 3-stage Gearbox with induction generator machine
nace.gear_ratio = 96.76 # 97:1 as listed in the 5 MW reference document
nace.gear_configuration = 'eep' # epicyclic-epicyclic-parallel
nace.bevel = 0 # no bevel stage
nace.crane = True # onboard crane present
# NREL 5 MW Tower Variables
nace.tower_top_diameter = 3.78 # m
# 5 ---------
# 6 ---------
print # 4 --------- # 5 --------- # test of drivetrain model # NREL 5 MW Rotor Variables nace = DriveWPACT() nace.rotor_diameter = 126.0 # m nace.rotor_speed = 12.1 # rpm m/s nace.machine_rating = 5000.0 nace.DrivetrainEfficiency = 0.95 nace.rotor_torque = 1.5 * (nace.machine_rating * 1000 / nace.DrivetrainEfficiency) / (nace.rotor_speed * (pi / 30)) # 6.35e6 #4365248.74 # Nm nace.rotor_thrust = 2.5448e5 nace.rotor_mass = 142585.75 #kg nace.rotor_speed = 12.1 #rpm # NREL 5 MW Drivetrain variables nace.drivetrain_design = 'geared' # geared 3-stage Gearbox with induction generator machine nace.gear_ratio = 96.76 # 97:1 as listed in the 5 MW reference document nace.gear_configuration = 'eep' # epicyclic-epicyclic-parallel nace.bevel = 0 # no bevel stage nace.crane = True # onboard crane present # NREL 5 MW Tower Variables nace.tower_top_diameter = 3.78 # m # 5 --------- # 6 ---------
