Definition

The Runway Overrun Prevention System (ROPS) is made up of two sub-functions: runway overrun warning (ROW) and runway overrun protection (ROP). The ROW function generates alerts which incite the flight crew to perform a Go-Around whereas the ROP function generates alerts which incite the flight crew to apply available deceleration means.

Description

ROPS is an Airbus system designed to continuously calculate whether the aircraft can safely stop in the runway length remaining ahead of the aircraft. If at any point the system detects there is a risk of a runway overrun, flight deck alerts are generated to help the crew in their decision making. ROPS is hosted in the aircraft avionics. The system has access to the parameters which affect an aircraft’s stop distance, such as: