"""Computation of aerodynamic characteristics at takeoff."""
# 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 openmdao.api as om
from fastoad.module_management.constants import ModelDomain
from fastoad.module_management.service_registry import RegisterOpenMDAOSystem, RegisterSubmodel
from .constants import PolarType, SERVICE_POLAR, SERVICE_HIGH_LIFT
[docs]@RegisterOpenMDAOSystem("fastoad.aerodynamics.takeoff.legacy", domain=ModelDomain.AERODYNAMICS)
class AerodynamicsTakeoff(om.Group):
"""
Computes aerodynamic characteristics at takeoff.
- Computes CL and CD increments due to high-lift devices at takeoff.
"""
[docs] def setup(self):
landing_flag_option = {"landing_flag": False}
self.add_subsystem(
"delta_cl_cd",
RegisterSubmodel.get_submodel(SERVICE_HIGH_LIFT, landing_flag_option),
promotes=["*"],
)
polar_type_option = {"polar_type": PolarType.TAKEOFF}
self.add_subsystem(
"polar",
RegisterSubmodel.get_submodel(SERVICE_POLAR, polar_type_option),
promotes=["*"],
)