def test_shift_turbine_curve_lower_hub(self):
original = self.power_curves["IEC class 2"]
shifted = _shift_turbine_curve(original,
hub_height=260,
maxspd=29,
new_curve_res=0.02)
self._check_curve_structure(shifted, maxspd=29, new_curve_res=0.02)
self.assertTrue(_first_one(shifted) > _first_one(original))
self.assertTrue(_last_one(shifted) > _last_one(original))
def test_shift_turbine_curve_sameheight_hub(self):
original = self.power_curves["IEC class 2"]
shifted = _shift_turbine_curve(original,
hub_height=262.467,
maxspd=30,
new_curve_res=0.05)
self._check_curve_structure(shifted, maxspd=30, new_curve_res=0.05)
self.assertTrue(_first_one(shifted) == _first_one(original))
self.assertTrue(_last_one(shifted) == _last_one(original))
def test_shift_turbine_curve_higher_hub(self):
original = self.PowerCurves["IEC class 2"]
shifted = _shift_turbine_curve(original,
hub_height=270,
maxspd=26,
new_curve_res=0.01)
self._check_curve_structure(shifted, maxspd=26, new_curve_res=0.01)
self.assertTrue(_first_one(shifted) < _first_one(original))
self.assertTrue(_last_one(shifted) < _last_one(original))