Exemple #1
0
aircraft.power_elec_chain.mcr = e_power

aircraft.battery.energy_cruise = 0.  #unit.J_kWh(140)     # J, energy stored in the battery dedicated to the cruise
aircraft.battery.energy_density = unit.J_kWh(
    0.2)  # J/kg, # Battery energy density

aircraft.propulsion.bli_effect = 1  #init.boundary_layer_effect()
aircraft.power_elec_chain.overall_efficiency = 0.90  # 0.90 from init.e_chain_efficiency()

# Solve the geometric coupling between airframe and engines
#------------------------------------------------------------------------------------------------------
run.aircraft_pre_design(aircraft)

# Estimate all mass and CGs
#------------------------------------------------------------------------------------------------------
run.mass_mission_adaptation(aircraft)
#run.mass_estimation(aircraft)

# Calculate all airplane performances
#------------------------------------------------------------------------------------------------------
run.performance_analysis(aircraft)

# Print relevant output
#------------------------------------------------------------------------------------------------------
altp = unit.m_ft(35000)
disa = 0
pamb, tamb, tstd, dtodz = earth.atmosphere(altp, disa)
(MTO, MCN, MCL, MCR, FID) = aircraft.propulsion.rating_code
nei = 0
Fn, Data = propu.thrust(aircraft, pamb, tamb, cruise_mach, MTO, nei)
vsnd = earth.sound_speed(tamb)
Exemple #2
0
#aircraft.turboprop_engine.reference_thrust = 75000
#aircraft.wing.area = 90

print("-------------------------------------------")
print("Initialization : done")

#------------------------------------------------------------------------------------------------------
perform.aircraft_pre_design(aircraft)

print("-------------------------------------------")
print("Pre design : done")

#------------------------------------------------------------------------------------------------------
#perform.mass_estimation(aircraft)
perform.mass_mission_adaptation(aircraft)

print("-------------------------------------------")
print("Mass & CG estimation : done")

#------------------------------------------------------------------------------------------------------
perform.performance_analysis(aircraft)

print("-------------------------------------------")
print("Nominal mission & Performance analysis : done")

#------------------------------------------------------------------------------------------------------
perform.payload_range_analysis(aircraft)

print("-------------------------------------------")
print("Payload-Range analysis : done")