- ventilating valves
- غطاء التهوية
English-Arabic automotive engineering dictionary. 2015.
English-Arabic automotive engineering dictionary. 2015.
HVAC — may also stand for High voltage alternating current. See also: Glossary of HVAC HVAC systems use ventilation air ducts installed throughout a building that supply conditioned air to a room through rectangular or round outlet vents, called… … Wikipedia
Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… … Wikipedia
TXE — TXE, which stands for Telephone eXchange Electronic, was the designation given to a family of telephone exchanges developed by the British General Post Office (GPO), now BT, designed to replace the ageing Strowger systems. When World War II ended … Wikipedia
orthopteran — /awr thop teuhr euhn/, adj. 1. orthopterous. n. 2. an orthopterous insect. [1895 1900; < NL Orthopter(a) (see ORTHOPTERON) + AN] * * * ▪ insect Introduction broadly, any member of one of four insect orders. Orthopteran has come to be regarded… … Universalium
Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator … Wikipedia
Direct digital control — (DDC) is the automated control of a condition or process by a digital device (computer).[1][2] A very early example of a DDC system meeting the above requirements was completed by the Australian business Midac in 1981 1982 using R Tec Australian… … Wikipedia
Boiler — For the Limp Bizkit song, see Boiler (song). A portable boiler (preserved, Poland) … Wikipedia
Nash Motors — Also see: Kelvinator and American Motors Corporation Nash Motors Industry Automobile Fate Merged Successor Nash Kelvinator Corporation … Wikipedia
Solar combisystem — Sustainable energy Renewable energy … Wikipedia
Damper (flow) — This article is about the architectural element. For other uers, see Damper (disambiguation). Opposed blade dampers in a mixing duct. A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air… … Wikipedia
Pump — For information on Wikipedia project related discussions, see . A pump is a device used to move gases, liquids or slurries. A pump moves liquids or gases from lower pressure to higher pressure, and overcomes this difference in pressure by adding… … Wikipedia