(voltage alternating current)

См. также в других словарях:

• Alternating current — (green curve). The horizontal axis measures time; the vertical, current or voltage. In alternating current (AC, also ac) the movement of electric charge periodically reverses direction. In direct current (DC, also dc), the flow of electric charge …   Wikipedia

• Alternating current — Al ter*nat ing cur rent (Elec.) A current which periodically changes or reverses its direction of flow, especially an electric current that reverses direction sinusoidally, as is used for most domestic and industrial power requirements.… …   The Collaborative International Dictionary of English

• alternating current (AC) — Flow of electric charge that reverses periodically, unlike direct current. It starts from zero, grows to a maximum, decreases to zero, reverses, reaches a maximum in the opposite direction, returns again to zero, and repeats the cycle… …   Universalium

• alternating-current voltage amplification — kintamosios įtampos stiprinimas statusas T sritis automatika atitikmenys: angl. alternating current voltage amplification vok. Wechselstrom Spannungsverstärkung, f rus. усиление по напряжению переменного тока, n pranc. amplification en tension… …   Automatikos terminų žodynas

• Synchronization (alternating current) — Synchronization is an important concept in relation to alternating current.Electricity generationElectricity generation requires the connection of large numbers of alternators in parallel and additional alternators must be switched in when demand …   Wikipedia

• High-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… …   Wikipedia

• Voltage drop — is the reduction in voltage in an electrical circuit between the source and load. In electrical wiring national and local electrical codes may set guidelines for maximum voltage drop allowed in a circuit, to ensure reasonable efficiency of… …   Wikipedia

• Voltage — Potential difference redirects here. For other uses, see Potential. Working on high voltage power lines, Pearl Harbor …   Wikipedia

• Voltage converter — A voltage converter changes the voltage of an electrical power source and is usually combined with other components to create a power supply. The term voltage converter is sometimes used as a generic term for a power supply. A voltage converter… …   Wikipedia

• Current transformer — A CT for operation on a 110 kV grid In electrical engineering, a current transformer (CT) is used for measurement of electric currents. Current transformers, together with voltage transformers (VT) (potential transformers (PT)), are known as …   Wikipedia

• Current clamp — For current clamp recording in neurons, see Electrophysiology#Current clamp. In electrical and electronic engineering, a current clamp or current probe is an electrical device having two jaws which open to allow clamping around an electrical… …   Wikipedia