"""
FAST - Copyright (c) 2016 ONERA ISAE
"""
# This file is part of FAST-OAD : A framework for rapid Overall Aircraft Design
# Copyright (C) 2021 ONERA & ISAE-SUPAERO
# FAST is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import numpy as np
from openmdao.core.explicitcomponent import ExplicitComponent
[docs]class ComputeMaxClLanding(ExplicitComponent):
[docs] def setup(self):
self.add_input("data:aerodynamics:aircraft:landing:CL_max_clean", val=np.nan)
self.add_input("data:aerodynamics:high_lift_devices:landing:CL", val=np.nan)
self.add_input(
"tuning:aerodynamics:aircraft:landing:CL_max:landing_gear_effect:k", val=np.nan
)
self.add_output("data:aerodynamics:aircraft:landing:CL_max")
[docs] def setup_partials(self):
self.declare_partials("*", "*", method="fd")
[docs] def compute(self, inputs, outputs):
cl_max_clean = inputs["data:aerodynamics:aircraft:landing:CL_max_clean"]
cl_max_landing = cl_max_clean + inputs["data:aerodynamics:high_lift_devices:landing:CL"]
cl_max_landing = (
cl_max_landing
* inputs["tuning:aerodynamics:aircraft:landing:CL_max:landing_gear_effect:k"]
)
outputs["data:aerodynamics:aircraft:landing:CL_max"] = cl_max_landing