- circulation boilers
- • циркулационен котел
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Three-drum boilers — Three drum boiler, casing removed … Wikipedia
Natural circulation boiler — In a natural circulation boiler the circulation is achieved by the difference in density when the water in the boiler is heated. In natural circulation steam boilers the circulation of water is by convection currents, which are set up during the… … Wikipedia
Glossary of boiler terminology — Boilers for generating steam or hot water have been designed in countless different shapes, sizes and configurations. An extensive terminology has evolved to describe their common features. This glossary provides definitions for these terms.… … Wikipedia
List of boiler types, by manufacturer — There have been a vast number of designs of steam boiler, particularly towards the end of the 19th century when the technology was evolving rapidly. A great many of these took the names of their originators or primary manufacturers, rather than a … Wikipedia
Field-tube boiler — Field tube, sectioned A Field tube boiler (also known as a bayonet tube[1] ) is a form of water tube boiler where the water tubes are single ended. The tubes are closed at one end, and they contain a concentric inner tube. Flow is thus separated… … Wikipedia
Boiler (steam generator) — Contents 1 Steam generator (component of prime mover) 2 Boiler types 2.1 Haycock and wagon top boilers … 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
Thermal power station — Republika Power Plant, a thermal power station in Pernik, Bulgaria … Wikipedia
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
Perkins, Jacob — born July 9, 1766, Newburyport, Mass., U.S. died July 30, 1849, London, Eng. U.S. inventor. He built a machine to cut and head nails in one operation с 1790. He developed a method of engraving paper money that made counterfeiting difficult; lack… … Universalium
Spiral watertube boiler — Climax boiler, arrangement of tubes from above … Wikipedia