RCAIDE.Library.Mission.Segments.Vertical_Flight.Hover

Hover

Functions

initialize_conditions(segment)

initialize_conditions(segment)

” Initializes conditions for hover segment at fixed altitude

Parameters:

segment (Segment) –

The mission segment being analyzed

• altitudefloat

  Hover altitude [m]

• timefloat

  Hover duration [s]

• state:

  numerics:

  dimensionless:

  control_pointsarray

  Discretization points [-]

  conditions:

  frames:

  inertial:

  timearray

  Time points [s]

  initialsData, optional

  Initial conditions from previous segment

Returns:

Updates segment conditions directly:

• conditions.freestream.altitude [m]

• conditions.frames.inertial.position_vector [m]

• conditions.frames.inertial.velocity_vector [m/s]

• conditions.frames.inertial.time [s]

Return type:

None

Notes

This function sets up the initial conditions for a hover segment with fixed altitude and duration. The segment represents stationary flight with no translational velocity components.

Calculation Process

1. Check initial altitude

2. Scale time points over hover duration:

   t = t_norm * duration + t_initial

3. Set velocity components to zero:

   • v_x = 0

   • v_y = 0

   • v_z = 0

4. Set position at hover altitude

Major Assumptions

• Perfect hover (no drift)

• Fixed altitude

• No translational velocity

• No atmospheric variations

• Quasi-steady state

See also

RCAIDE.Framework.Mission.Segments