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Long Haul

漂降程序

A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

Quick answer: A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

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Quick answer

A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

Why it matters

漂降程序 matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is 漂降程序?

In this glossary, 漂降程序 refers to: A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

How is 漂降程序 used in aviation?

In aviation communication, this term appears in contexts such as: "求救，一台发动机失效，正从370巡航高度开始漂降程序，保持障碍余度，直至漂降高度。"

Why does 漂降程序 matter in aviation?

漂降程序 matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses 漂降程序?

漂降程序 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 漂降程序 belong to?

In this glossary, 漂降程序 is grouped under Long Haul. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

Operational example

Mayday, one engine out, commencing Drift Down Procedure from flight level three-seven-zero to maintain obstacle clearance until drift-down level reached.

Localized term

漂降程序

Localized example

求救，一台发动机失效，正从370巡航高度开始漂降程序，保持障碍余度，直至漂降高度。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Long Haul

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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