Final answer:
Ice shedding procedures during ground operation in icing conditions involve applying de-icing agents, inspecting the aircraft for ice buildup, and using mechanical or heated systems to remove ice, ensuring the plane's safety and performance before takeoff.
Step-by-step explanation:
When operating an aircraft on the ground in icing conditions, it is critical to employ ice-shedding procedures to ensure the safety and performance of the aircraft. Ice shedding refers to the process of removing ice accumulation from surfaces of the aircraft which could otherwise negatively impact its aerodynamics and the functionality of various sensors and control surfaces. These procedures are typically applied just before takeoff, as the effect of de-icing fluids used on the ground wears off over time and may not provide protection once the aircraft is in flight.
Implementing ice-shedding procedures involves several steps, including:
- Applying de-icing or anti-icing fluids to remove existing ice or prevent further buildup.
- Performing a physical inspection of the aircraft to check for ice accumulation on wings, tail surfaces, propellers, and engine inlets.
- Using mechanical means, such as inflatable boots, or heated surfaces, such as electrical heating systems, to break and remove ice.
- Consulting the aircraft's operating manual for specific instructions related to ice shedding for the particular model.
Failure to properly implement ice shedding can lead to risky situations, including degraded lift and control, increased drag, and potential engine malfunctions due to ice ingestion. Therefore, pilots and ground crews need to be diligent and thorough when conducting these procedures, especially in adverse weather conditions.