Apache
AH-64D is the latest configuration of Boeing's
(McDonnel Douglas') Attack Helicopter. It has many improvements over
previous models, including an upgraded Environmental Control System (ECS)
designed and built by Fairchild
Controls, based on Fairchild's 54 millimeter Compressor (shown in exploded
view below).
(compressor on
left,
motor on right)
To learn more about how heli-rotor compressors work...
HELI-ROTOR Basics
(compressor on
left,