B737 nose radome.ppt

1、Radome,The most recent type of weather-radar features two functions: Weather detection function Predictive wind shear detection Both functions are essential to a smooth flight.,Radome,The function of the radome house the weather radar antenna (protect the antennas installed in the nose of the aircra

2、ft from airflow, rain, hail, lightning strike, bird strike, etc. ) serve as a fairing (adapted to the aerodynamics of the fuselage) glide slope antenna director bar. (B737),requirement High transmission Low reflection Low absorption Small boresight errors,Radome,upper,lower,insert,Diverter strip,Dir

3、ector Bar,Bonding jumper,Reinforcement angle,Hinge bracket,Diverter plate or conductor strap,The radome is a cone-shaped structure of fiberglass,Radome identification,Radome identification,Nose radome installation,The radome is hinged at two places to the top side of the bulkhead at body station 178

4、. Further attachment of the radome is by fasteners which screw into clips on the bulkhead at body station 178. In the open position, the radome is supported by rods.,The glide slope antenna director bar is used to alter the glide slope radiation antenna patterns such that the navigation units have m

5、aximum glide slope sensitivity. The bar consists of a 13-inch strip of pressure-sensitive aluminum foil tape installed horizontally inside the nose radome approximately 22 inches forward of the aft edge of the nose radome top centerline,Antenna director bar,B737 nose radome configuration,B737-300 SRM 53-10-72 B737-800 SRM 53-10-72,AMM B737-300/400/500 53-52-00 Nose Radome Inspection/Check, 53-52-03 Lightning Diverter Strips 53-52-31 Glide Sl