reactance+ratio

См. также в других словарях:

• Reactance (electronics) — Reactance is a circuit element s opposition to an alternating current, caused by the build up of electric or magnetic fields in the element due to the current. Both fields act to produce counter emf that is proportional to either the rate of… …   Wikipedia

• reactance — /ree ak teuhns/, n. 1. Elect. the opposition of inductance and capacitance to alternating current, expressed in ohms: equal to the product of the sine of the angular phase difference between current and voltage and the ratio of the effective… …   Universalium

• quadrature reactance — A term used in the two reaction theory of synchronous machines to denote the ratio which the synchronous reactance drop produced by the quadrature component of the armature current bears to actual value of quadrature component …   Dictionary of automotive terms

• отношение падения реактивного напряжения к наведённой эдс — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999] Тематики электротехника, основные понятия EN reactance ratio …   Справочник технического переводчика

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• Impedance matching — In electronics, impedance matching is the practice of designing the input impedance of an electrical load (or the output impedance of its corresponding signal source) to maximize the power transfer and/or minimize reflections from the load.… …   Wikipedia

• Capacitor — This article is about the electronic component. For the physical phenomenon, see capacitance. For an overview of various kinds of capacitors, see types of capacitor. Capacitor Modern capacitors, by a cm ruler Type Passive …   Wikipedia

• Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …   Wikipedia

• Ferroresonance — The phenomenon of Ferroresonance is the occurrence of an unstable high voltage, typically on 3 phase electrical systems which only occurs under specific conditions. The nature of the overvoltage can cause the failure of equipment.Ferroresonance… …   Wikipedia

• Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …   Wikipedia