Flight Enhancement Module for Kev Shanow's Cessna 172

Thunder Chicken

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I've resurrected this thread from M6 - I've been tinkering with propeller and rotor ships (helicopters) and am anxious to see if there is any interest and feedback to be had.

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[ame="http://www.orbithangar.com/searchid.php?ID=3250"]Cessna 172 Enhancement Module v 2.0[/ame]

This add-on provides an alternative vessel module for Kev Shanow's (kev33) Cessna 172 model for Orbiter:

[ame="http://www.orbithangar.com/searchid.php?ID=3249"]Cessna 172 v3 by Kev33[/ame]

This module was created to reproduce realistic 'by-the-numbers' flight behavior for the Cessna 172 in Orbiter.

Improvements in Version 2.0:

* Mixture control (red knob to right of throttle) animated and crude mixture control incorporated into engine/propeller thrust model.

* An audible stall horn has been added (doesn't quite sound like a Cessna 172 horn, but it is something. Still looking for a more appropriate sound).

* Entirely new engine power and propeller thrust model implemented, no longer based on ISP-based thruster models. Propeller thrust and torque model based on 'bootstrap' method of Lowry (1999). This model fixes many of the minor issues that were had when trying to force prop-like behavior through a rocket engine (V-speeds, ceiling, etc..). It also greatly simplifies the code, so users with lower end machines should see some improvement in frame rate.

* Elevator control hold feature for keypad users. This is similar to the old MSFS keyboard control system where the elevator moves in notches up and down and remains there. This prevents full-deflection of the elevator and helps stability in slow-speed flight.

* Rudder control hold feature for keypad users. Similar to elevator hold, this can be used to provide trim control (which is needed as the new thrust model does model engine torque very faithfully).

ENJOY! :cheers:
 
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