coal utilization — Introduction combustion of coal or its conversion into useful solid, gaseous, and liquid products. By far the most important use of coal is in combustion, mainly to provide heat to the boilers of electric power plants. Metallurgical coke… … Universalium
Coal assay — Coal Analysis techniques are specific analytical methods designed to measure the particular physical and chemical properties of coals. These methods are used primarily to determine the suitability of coal for coking, power generation or for iron… … Wikipedia
coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… … Universalium
Coal ball — A … Wikipedia
Coal grade — This classification refers to coal quality and use. • Briquettes are made from compressed coal dust, with or without a binding agent such as asphalt. • Cleaned coal or prepared coal has been processed to reduce the amount of impurities… … Energy terms
измельчение гидроугля — измельчение водоугольной суспензии мокрый размол угля — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом Синонимы измельчение водоугольной суспензиимокрый размол угля EN coal water grinding … Справочник технического переводчика
Union Pacific GTELs — Union Pacific operated the largest fleet of gas turbine electric locomotives (GTELs) of any railroad in the world. The prototype, UP50 was the first in a series built by Alco GE for Union Pacific s long haul cargo services. The prototype was… … Wikipedia
Duffield Frith — For other uses, see Duffield (disambiguation) . Duffield Frith was, in medieval times, an area of Derbyshire in England, part of that bestowed upon Henry de Ferrers (or Ferrars) by King William, controlled from his seat at Duffield Castle. From… … Wikipedia
Cement kiln — Cement kilns are used for the pyroprocessing stage of manufacture of Portland and other types of hydraulic cement, in which calcium carbonate reacts with silica bearing minerals to form a mixture of calcium silicates. Over a billion tonnes of… … Wikipedia
energy conversion — ▪ technology Introduction the transformation of energy from forms provided by nature to forms that can be used by humans. Over the centuries a wide array of devices and systems has been developed for this purpose. Some of these energy … Universalium
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium