high-frequency heating
11High-voltage direct current — HVDC or high voltage, direct current electric power transmission systems contrast with the more common alternating current systems as a means for the bulk transmission of electrical power. The modern form of HVDC transmission uses technology… …
12Frequency classification of plasmas — Electrical discharges applied in a plasma source for the generation of plasmas can be classified by the frequency of the exciting field. A rough classification is:*Direct current discharge (DC) *Pulsed DC discharge (kHz) *Radio frequency… …
13Induction heating — is the process of heating an electrically conducting object (usually a metal) by electromagnetic induction, where eddy currents are generated within the metal and resistance leads to Joule heating of the metal. An induction heater (for any… …
14dielectric heating — noun heating of an insulator by a high frequency electric field • Hypernyms: ↑electrical phenomenon * * * noun : the rapid and uniform heating throughout a nonconducting material by means of a high frequency electromagnetic field, the heat… …
15induction heating — a method of heating a conducting material, as metal in a furnace, by using electromagnetic induction to establish a current in the material. [1915 20] * * * Method of raising the temperature of an electrically conductive material by subjecting it …
16dielectric heating — Elect. the heating of a nonconducting substance caused by dielectric loss when the material is placed in a variable electric field. [1940 45] * * * ▪ physics also called Capacitance Heating, method by which the temperature of an… …
17Low frequency — or LF refers to Radio Frequencies (RF) in the range of 30 kHz ndash;300 kHz. In Europe, and parts of Northern Africa and of Asia, part of the LF spectrum is used for AM broadcast service. In the western hemisphere, its main use is for aircraft… …
18dielectric heating — ☆ dielectric heating n. the heating of dielectric materials by subjecting them to a high frequency, alternating electric field, used in the bonding, drying, etc. of materials, as plastics and plywoods …
19dielectric heating — noun Date: 1944 the rapid and uniform heating throughout a nonconducting material by means of a high frequency electromagnetic field …
20Solar heating — is the usage of solar energy to provide process, space or water heating. See also Solar thermal energy. The heating of water is covered in solar hot water. Solar heating design is divided into two groups: * Active solar heating uses pumps which… …
