high intensity discharge

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• High Intensity Discharge — Gasentladungslampen sind Lichtquellen, die zur Lichterzeugung eine Gasentladung verwenden und dabei die spontane Emission durch atomare oder molekulare elektronische Übergänge und die Rekombinationsstrahlung eines durch elektrische Entladung… …   Deutsch Wikipedia

• High-intensity discharge lamp — A High intensity discharge (HID) lamp is a type of electrical lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina tube. This tube is filled… …   Wikipedia

• High-intensity discharge (HID) lamp —   A lamp that produces light by passing electricity through gas, which causes the gas to glow. Examples of HID lamps are mercury vapor lamps, metal halide lamps, and high pressure sodium lamps. HID lamps have extremely long life and emit far more …   Energy terms

• High-Intensity Discharge Lamp —   A lamp that consists of a sealed arc tube inside a glass envelope, or outer jacket. The inner arc tube is filled with elements that emit light when ionized by electric current. A ballast is required to provide the proper starting voltage and to …   Energy terms

• High-Pressure Sodium Lamp —   A type of High Intensity Discharge (HID) lamp that uses sodium under high pressure as the primary light producing element. These high efficiency lights produce a golden white color and are used for interior industrial applications, such as in… …   Energy terms

• High efficiency ballast —   A lighting conservation feature consisting of an energy efficient version of a conventional electromagnetic ballast. The ballast is the transformer for fluorescent and high intensity discharge (HID) lamps, which provides the necessary current,… …   Energy terms

• High efficiency lighting —   Lighting provided by high intensity discharge (HID) lamps and/or fluorescent lamps.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

• High voltage — The term high voltage characterizes electrical circuits, in which the voltage used is the cause of particular safety concerns and insulation requirements. High voltage is used in electrical power distribution, in cathode ray tubes, to generate X… …   Wikipedia

• Gas-discharge lamp — See also: Gas filled tube Germicidal lamps are simple low pressure mercury vapor discharges in a fused quartz envelope. Gas discharge lamps are a family of artificial light sources that generate light by sending an electrical discharge through an …   Wikipedia

• Ceramic discharge metal-halide lamp — The ceramic discharge metal halide (CDM) lamp, mostly referred to as Ceramic Metal Halide lamp (CMH), is a relatively new source of light that is a variation of the old (high pressure) mercury vapour lamp. The discharge is contained in a ceramic… …   Wikipedia

• Electrical discharge machining — An electrical discharge machine Electric discharge machining (EDM), sometimes colloquially also referred to as spark machining, spark eroding, burning, die sinking or wire erosion,[1] is a manufacturing process whereby a desired shape is obtained …   Wikipedia