Tube cleaning — The process of tube cleaning describes the activity of, or device for, the cleaning and maintenance of fouled tubes. The need for cleaning arises because the that is transported through the tubes may cause deposits and finally even obstructions.… … Wikipedia
Cold water pitting of copper tube — occurs in only a minority of installations. Copper water tubes are usually guaranteed by the manufacturer against manufacturing defects for a period of 50 years. The vast majority of copper systems far exceed this time period but a small minority … Wikipedia
Knob and tube wiring — (sometimes abbreviated K T) was an early standardized method of electrical wiring in buildings, in common use in North America from about 1880 to the 1930s. [Terrell Croft and Wilford Summers (ed), American Electricans Handbook, Eleventh Edition … Wikipedia
electron tube — an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes: used to generate, amplify, and rectify electric oscillations and alternating currents. Also called electronic tube. Cf. gas tube, vacuum tube … Universalium
пережог стенки трубы — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN tube wall failure … Справочник технического переводчика
Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… … Wikipedia
Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) … Wikipedia
industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… … Universalium
Furnace — For other uses, see Furnace (disambiguation). Industrial Furnace from 1907 A furnace is a device used for heating. The name derives from Latin fornax, oven. In American English and Canadian English, the term furnace on its own is generally used… … Wikipedia
Fouling — This article is about fouling in engineering. For uses of the term foul outside technology, see Foul (disambiguation). Not to be confused with fowling. Heat exchanger in a steam power plant, fouled by macro fouling … Wikipedia
Vulcain (rocket engine) — Vulcain is a family of European cryogenic first stage rocket engines for the Ariane 5.HistoryThe development of Vulcain, assured by a European collaboration, began in 1988 with the Ariane 5 rocket program. [cite web url =… … Wikipedia