cabin pressurization

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• Cabin pressurization — is the active pumping of compressed air into an aircraft cabin when flying at altitude to maintain a safe and comfortable environment for crew and passengers in the low outside atmospheric pressure.Pressurization is essential over 3,000 m (10,000 …   Wikipedia

• cabin pressurization safety valve — A combination pressure and vacuum valve meant to prevent cabin pressurization from exceeding safe limits. The valve normally combines the functions of overpressure relief valve, vacuum relief valve, and dump valve. The overpressure relief valve… …   Aviation dictionary

• Pressurization — generally refers to the application of pressure in a given situation or environment; and more specifically refers to the process by which atmospheric pressure is maintained in an isolated or semi isolated atmospheric environment (for instance, in …   Wikipedia

• Cabin — NOTOC Cabin may refer to:* Cabin (housing), small, roughly built house usually with a wood exterior and typically found in rural areas * Log cabin, a small house built from logs * Cottage, a dwelling, typically in a rural, or semi rural… …   Wikipedia

• pressurization — i. A form of climate control of an aircraft. It is a means of increasing the partial pressure of oxygen in the cabin of an aircraft flying at a high altitude by increasing the air pressure in the cabin to that of an altitude that requires no… …   Aviation dictionary

• differential pressure range of pressurization — The range of cabin pressurization in which a constant differential is maintained between the cabin pressure and the outside air pressure. This method of pressurization is used after the cabin reaches its maximum allowable differential pressure …   Aviation dictionary

• Aircraft cabin — An aircraft cabin is the section of an aircraft in which passengers travel, often just called the cabin. At cruising altitudes, the surrounding atmosphere is too thin to breathe without an oxygen mask, so cabin pressurization adapts the cabin to… …   Wikipedia

• Environmental Control System — The Environmental Control System of an airliner provides air supply, thermal control and cabin pressurization for the passengers and crew. Avionics cooling, smoke detection, and fire suppression are also commonly considered part of the… …   Wikipedia

• Airliner — The Boeing 747 was the first wide body airliner. Pictured is the 747 8I model which first flew in 2011 …   Wikipedia

• Uncontrolled decompression — refers to an unplanned drop in the pressure of a sealed system, such as an aircraft cabin and typically results from human error, material fatigue, engineering failure or impact causing a pressure vessel to vent into its lower pressure… …   Wikipedia

• Bleed air — in gas turbine engines is compressed air taken from within the engine, after the compressor stage(s) and before the fuel is injected in the burners. While in theory bleed air could be drawn in any gas turbine engine, its usage is generally… …   Wikipedia