from math import pi
from drivewpact.hub import HubWPACT
from drivewpact.drive import DriveWPACT
# 1 ---------
# 2 ---------
# simple test of hub model
# NREL 5 MW turbine
hub = HubWPACT()
hub.blade_mass = 17740.0 # kg
hub.rotor_diameter = 126.0 # m
hub.blade_number = 3
hub.blade_root_diameter = 3.542
AirDensity = 1.225 # kg/(m^3)
Solidity = 0.0517
RatedWindSpeed = 11.05 # m/s
hub.rotor_bending_moment = (3.06 * pi / 8) * AirDensity * (
RatedWindSpeed**2) * (Solidity *
(hub.rotor_diameter**3)) / hub.blade_number
# 2 ----------
# 3 ----------
hub.run()
# 3 ----------
# 4 ----------
from math import pi from drivewpact.hub import HubWPACT from drivewpact.drive import DriveWPACT # 1 --------- # 2 --------- # simple test of hub model # NREL 5 MW turbine hub = HubWPACT() hub.blade_mass = 17740.0 # kg hub.rotor_diameter = 126.0 # m hub.blade_number = 3 hub.blade_root_diameter = 3.542 AirDensity= 1.225 # kg/(m^3) Solidity = 0.0517 RatedWindSpeed = 11.05 # m/s hub.rotor_bending_moment = (3.06 * pi / 8) * AirDensity * (RatedWindSpeed ** 2) * (Solidity * (hub.rotor_diameter ** 3)) / hub.blade_number # 2 ---------- # 3 ---------- hub.run() # 3 ---------- # 4 ---------- print "Estimate of Hub Component Sizes for the NREL 5 MW Reference Turbine"
