How do leading edge flaps affect airflow over the wing?

Leading edge flaps play a crucial role in managing airflow over the wing during flight. When deployed, they modify the shape of the wing at the leading edge, which helps in maintaining smooth airflow over the wing's upper surface even at higher angles of attack. This smooth airflow is essential as it reduces the likelihood of flow separation, which can lead to stall conditions.

By ensuring that the airflow remains attached to the wing for a longer distance along its surface, leading edge flaps increase the wing's lift capabilities. This allows the aircraft to operate safely at lower speeds, such as during takeoff and landing phases. Enhanced lift characteristics help improve the aircraft's overall performance, particularly in critical flight regimes.

Understanding the function of leading edge flaps is critical for pilots and dispatchers, as it directly relates to the aircraft's handling and safety during various phases of flight.