RCAIDE.Library.Mission.Segments.Climb.Constant_Mach_Constant_Angle.initialize_conditions#

initialize_conditions(segment)[source]#

Initializes conditions for constant Mach climb with fixed angle

Parameters:

segment (Segment) – The mission segment being analyzed

Notes

This function sets up the initial conditions for a climb segment with constant Mach number and constant climb angle.

Required Segment Components

segment:
  • climb_anglefloat

    Fixed climb angle [rad]

  • mach_numberfloat

    Mach number to maintain [-]

  • altitude_startfloat

    Initial altitude [m]

  • altitude_endfloat

    Final altitude [m]

  • sideslip_anglefloat

    Aircraft sideslip angle [rad]

  • state:
    numerics.dimensionless.control_pointsarray

    Discretization points [-]

    conditionsData

    State conditions container

  • analyses:
    atmosphereModel

    Atmospheric model for property calculations

Calculation Process
  1. Get atmospheric properties for speed of sound

  2. Calculate true airspeed from Mach number

  3. Decompose velocity into components using:
    • Fixed climb angle

    • Sideslip angle

    • Constant Mach requirement

Major Assumptions
  • Constant Mach number

  • Fixed climb angle

  • Standard atmosphere model

  • Small angle approximations

  • Quasi-steady flight

Returns:

Updates segment conditions directly:

Return type:

None