forked from l-brevault/FELIN
/
specifications.py
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specifications.py
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# -*- coding: utf-8 -*-
"""
Created on Wed Apr 24 10:46:18 2019
@author: lbrevaul
"""
import numpy as np
specifications = {}
#### Specifications of the mission ####
# Target orbit
specifications['orbit']={}
specifications['orbit']['altitude_apogee'] = 700e3
specifications['orbit']['altitude_perigee'] = 700e3
specifications['orbit']['excentricite'] = 0.0
specifications['orbit']['perigee_min_transfer_orbit'] = 140e3
specifications['orbit']['precision_apogee'] = 1e3 # Precisions on the apogee orbit injection
# Mission payload mass
specifications['mission'] = {}
specifications['mission']['Payload_mass'] = 5e3
## Max loads during ascent flight
specifications['command'] = {}
specifications['command']['ascent'] = {}
specifications['command']['ascent']['pdyn_end_gravity_turn']= 1e3
specifications['command']['ascent']['nx_max'] = 4.5
specifications['command']['ascent']['flux_max'] = 100.
specifications['command']['ascent']['pdyn_max'] = 40.
specifications['command']['ascent']['alpha_max'] = 15.
## Launch site caracteristics
specifications['launch_site'] = {}
specifications['launch_site']['longitude']= -52.78
specifications['launch_site']['latitude'] = 0.
## Stage 2 additional mass definition
specifications['stage_2_additional_masses'] = {}
specifications['stage_2_additional_masses']['Fairing_mass'] = 2000.