EASA Compliant Aircraft De-icing and Anti-icing General Introduction
Sofema Online (SOL) www.sofemaonline.com considers Aircraft de-icing and anti-icing critical procedures in aviation safety, particularly in regions experiencing cold weather and icy conditions.
The process of aircraft de-icing and anti-icing is a complex but essential aspect of aviation safety, especially in colder climates. The emphasis on thorough training and strict adherence to standards ensures that these procedures are carried out effectively, efficiently, and safely, thereby maintaining the highest levels of safety in the aviation industry.
>>The importance of rigorous training and adherence to European standards in these procedures cannot be overstated, as they play a pivotal role in maintaining the highest levels of safety and efficiency in aviation operations.
>>EASA promotes standards which are found in the following SAE Documents
>>SAE AS6285 ‘Aircraft Ground Deicing/Anti-Icing Processes’: This document outlines the recommended procedures and materials for effective ground de-icing and anti-icing. It provides a comprehensive guide on the types of fluids to be used, application methods, and safety precautions.
>>SAE ARP6257 ‘Aircraft Ground De/Anti-Icing Communication Phraseology for Flight and Ground Crews’: Effective communication is key to aviation safety. This document focuses on standardizing the communication phraseology between flight and ground crews during de-icing and anti-icing operations, ensuring clarity and preventing misunderstandings.
>>SAE AS6332 ‘Aircraft Ground De-icing/Anti-Icing Quality Management’: This document emphasizes the importance of quality management in de-icing and anti-icing procedures. It provides guidelines for establishing and maintaining a quality management system to ensure that these procedures are consistently performed to the highest standards.
De-icing and Anti-icing: Detailed Procedures
De-icing
>>De-icing is the process of removing snow, ice, or frost from an aircraft's surface. This is a critical step to ensure that the aircraft's aerodynamic properties are not compromised.
>>The most common method involves the use of heated fluids, typically propylene or ethylene glycol-based. These fluids are sprayed onto the aircraft to effectively melt and remove any ice or snow.
>>The primary focus during de-icing is on the aircraft's critical surfaces, such as the wings and tail. These areas must be clean and clear to maintain the aircraft's aerodynamic efficiency and safety.
Anti-icing
>>Anti-icing is conducted immediately after de-icing. This procedure involves applying a fluid that is typically thicker than the de-icing fluid.
>>The purpose of anti-icing is to prevent the formation of ice on the aircraft's surface for a certain period, particularly during critical phases like takeoff and initial ascent.
>>The anti-icing fluid forms a protective layer on the aircraft's surface, delaying ice formation under cold conditions. This is crucial for maintaining the efficiency and safety of the aircraft during flight.
Next Steps
For Training Related to Aircraft De–Icing and Anti-Icing please see www.sassofia.com and www.sofemaonline.com. For questions please email Team@sassofia.com
