Aircraft Systems

安全活门

A valve designed to automatically relieve excess pressure or vacuum to protect the aircraft structure.

Quick answer: A valve designed to automatically relieve excess pressure or vacuum to protect the aircraft structure.

This term page is part of the Protermify Aviation glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

A valve designed to automatically relieve excess pressure or vacuum to protect the aircraft structure.

Why it matters

安全活门 matters because it supports clear communication in Aircraft Systems 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 安全活门?

In this glossary, 安全活门 refers to: A valve designed to automatically relieve excess pressure or vacuum to protect the aircraft structure.

How is 安全活门 used in aviation?

In aviation communication, this term appears in contexts such as: "维修,安全活门在爬升中动作,可能超压,需检查系统。"

Why does 安全活门 matter in aviation?

安全活门 matters because it supports clear communication in Aircraft Systems 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 安全活门?

安全活门 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 安全活门 belong to?

In this glossary, 安全活门 is grouped under Aircraft Systems. 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 valve designed to automatically relieve excess pressure or vacuum to protect the aircraft structure.

Operational example

Maintenance, the safety valve actuated during climb, possible overpressure, system inspection required.

Localized term

安全活门

Localized example

维修,安全活门在爬升中动作,可能超压,需检查系统。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Aircraft Systems

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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