GPWS Meaning and
Definition
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GPWS stands for Ground Proximity Warning System. It is an aviation safety system designed to alert pilots when their aircraft is in danger of colliding with the ground. The primary function of the GPWS is to provide timely and accurate warnings to prevent accidents or incidents related to controlled flight into terrain (CFIT).
The GPWS utilizes various sensors, instruments, and computer algorithms to monitor the aircraft's altitude, speed, and position in relation to the ground. It constantly compares this data with an internal database of maps to determine if the aircraft is approaching dangerous terrain or obstacles.
If the GPWS detects that the aircraft is descending too rapidly or approaching terrain at a hazardous rate, it immediately issues audible and visual warnings to the flight crew. These warnings include voice messages such as "Pull up!" or "Terrain ahead!", as well as visual cues on the instrument panel.
The system is capable of differentiating between normal descent rates and potentially hazardous situations, such as when the aircraft is on a legitimate landing approach or flying over hilly terrain. It also takes into account the aircraft's configuration, including landing gear and flap settings.
GPWS has proven to be an essential tool in aviation safety, significantly reducing the number of accidents caused by controlled flight into terrain. It provides pilots with vital alerts and aids in decision-making to avoid or mitigate potential collisions with the ground.
Common Misspellings for GPWS
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