Aircraft black box, also known as flight data recorder (FDR), is a kind of instrument that can store aircraft flight information. When an air crash occurs, these data can be played out through special equipment.
Sometimes when the news media report on the air crash, they claim that the relevant departments are trying to find the black box of the plane, so what exactly is the instrument of the black box of the plane? Let’s learn about it.
Details
01
The plane’s black box can record the plane’s altitude, speed, heading and all kinds of important data, including the working condition of the aircraft system and engine operating parameters, such as key flight parameters.
02
There is also a cockpit voice recorder. It’s actually a radio call recorder that can record all kinds of conversations on the plane.
03
According to European standards, the black box must be able to withstand an impact force of 2.25 tons, and it will not be damaged at a high temperature of 1100°C for 10 hours. To meet this standard, the black box must be made of iron metal and some high-performance heat-resistant materials.
04
The color of the black box is not black, but often orange-red, mainly for the color eye-catching, easy to find. The shape of the black box is rectangular, the shell is very solid, equivalent to the size of the volume of the equivalent of five bricks bashed together.
05
The flight recorder is called “black box”, not because of its own color, but because people regard it as an ominous thing in an air crash, it is named “black box”.
