63 lines
1.9 KiB
Julia
63 lines
1.9 KiB
Julia
using Thesis
|
|
using Dates
|
|
using SPICE
|
|
using LinearAlgebra
|
|
using PlotlyJS: savefig
|
|
|
|
try
|
|
furnsh("../../spice_files/naif0012.tls")
|
|
furnsh("../../spice_files/de430.bsp")
|
|
catch
|
|
furnsh("spice_files/naif0012.tls")
|
|
furnsh("spice_files/de430.bsp")
|
|
end
|
|
|
|
"""
|
|
The cost function for the mission
|
|
"""
|
|
function easy_cost(m::Union{Mission, Mission_Guess}, C3::Float64, v∞::Float64)
|
|
norm_mass = (m.start_mass - prop(m)[7]) / m.start_mass
|
|
norm_C3 = ( m.launch_v∞ ⋅ m.launch_v∞ ) / C3
|
|
norm_v∞ = norm(m.phases[end].v∞_in) / v∞
|
|
return 3norm_mass + norm_C3# + norm_v∞
|
|
end
|
|
|
|
sc = Sc("mySat", 200., 3200., 0.00025, 1, 1.0)
|
|
fuel = 3300.
|
|
max_c3 = 200.
|
|
max_v∞ = 500.
|
|
ideal_launch = DateTime(2024,1,1)
|
|
launch_window = ideal_launch - Day(365), ideal_launch + Day(365)
|
|
latest_arrival = ideal_launch + Year(18)
|
|
println("Max thrust at full bore: $(fuel/(mfr(sc)*Thesis.year)) years")
|
|
println("Max mission length: $((latest_arrival - launch_window[1]).value/(1000Thesis.year)) years")
|
|
|
|
# Convenience function for these tests
|
|
Thesis.mbh(fbs) = mbh(fbs,
|
|
sc,
|
|
sc.dry_mass + fuel,
|
|
launch_window,
|
|
max_c3,
|
|
max_v∞,
|
|
latest_arrival,
|
|
easy_cost,
|
|
search_patience=10_000,
|
|
drill_patience=200,
|
|
verbose=true)
|
|
|
|
function log(m::Mission, archive::Vector{Mission}, planets::Vector{Body})
|
|
abbrev = join([ planet.name[1] for planet in planets ])
|
|
p = plot(m, title="Best $(abbrev) Trajectory")
|
|
savefig(p,"archive/$(abbrev).html")
|
|
store(m, "archive/$(abbrev)")
|
|
store(archive, "archive/$(abbrev)_archive")
|
|
end
|
|
|
|
log(_::Nothing, _::Vector{Mission}, _::Vector{Body}) = println("No Mission Found...")
|
|
|
|
planets = [Earth, Venus, Venus Jupiter, Saturn]
|
|
best, archive = mbh(planets)
|
|
log(best, archive, planets)
|
|
|
|
println("Complete!")
|