environmental control system


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environmental control system

[in¦vī·ərn¦mənt·əl kən′trōl ‚sis·təm]
(engineering)
A system used in a closed area, especially a spacecraft or submarine, to permit life to be sustained; the system provides the occupants with a suitably controlled atmosphere to permit them to live and work in the area.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

environmental control system

environmental control systemclick for a larger image
The system that controls the environment in which the occupants of the aircraft function. It includes the supplemental oxygen, air-conditioning, heaters, and pressurization systems, and any other feature that makes it comfortable for occupants at all altitudes.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
People with disability are using mainstream products such as environmental control systems. The availability of inexpensive, reliable, and interoperable assistive products in mainstream markets has had a positive impact for many people with disability.
An environmental control system is an appliance to help someone with severe motor impairment control his or her environment.
The little Thames Water Pavilion snuggles in the shadow of the Dome, and is part of an exploratory environmental control system. The pavilion's all glass structure, with its transparent mullions and ceiling joists, is perhaps no longer very radical: we have had several varieties of such transparent sheds over the last decade.
T3 will also be used to evaluate ice-protection system performance, landing gear and nosewheel steering operation, environmental control system performance and the cabin pressure control system, as well as community noise testing.
Microtecnica, Turkish Aerospace Turkish Aerospace Industries has selected Microtecnica to provide the environmental control system for its new Hurkus primary and basic trainer.
But much can be forgiven for the internal space, the layered treatment of front and sides -- and for the environmental control system. On hot days the greenhouse effect of a big glass building is combated not only by the mashrabiyas, but also by convection.
According to the firm, the order for approximately 40 mobile bleed air carts and support equipment, to provide on-the-ground compressed air for aircraft environmental control system testing, will be delivered throughout 2013-2018.
The final element of the package, a redesigned environmental control system exhaust vent, is scheduled for mid-2013.
APUs are small gas-powered turbine engines that provide bleed air for main engine starting and the environmental control system, plus electrical power for cockpit and galley systems, either in the air or on the ground.

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