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Heater |
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heater
1. any device for supplying heat, such as a hot-air blower, radiator, convector, etc. 2. Electronics a conductor carrying a current that indirectly heats the cathode in some types of valve heater [′hēd·ər] (electronics) An electric heating element for supplying heat to an indirectly heated cathode in an electron tube. Also known as electron-tube heater. (engineering) A contrivance designed to give off heat. Heater a device for heating air in air heating and ventilation systems and in dryers. Heaters may be ribbed and made of smooth pipe or of the finned-coil or lobed types. The most common types of heaters are radiators—ribbed heaters in which the heat carrier (steam or hot water) flows through pipes with ribs on the outside, heating the air passing through them. Electricand flame heaters are also used. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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