reversing current

См. также в других словарях:

• Reversing valve — A reversing valve removed from an HVAC heat pump for replacement. A reversing valve a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow.[1][2] …   Wikipedia

• Reversing Falls — The Reversing Falls are a series of rapids on the Saint John River located in Saint John, New Brunswick where the river runs through a narrow gorge before emptying into the Bay of Fundy.The diurnal tides of the bay force the flow of water to… …   Wikipedia

• Reversing thermometer — Unlike most conventional mercury thermometers, a reversing thermometer is able to record a given temperature to be viewed at a later time. If the thermometer is flipped upside down, the current temperature will be shown until it is turned upright …   Wikipedia

• Reversing Falls Bridge — History of the crossingThe Reversing Falls rapids are a notoriously dangerous stretch of water passing through a gorge which creates a chasm through the middle of the Saint John metropolitan region. Prior to construction of the first bridge in… …   Wikipedia

• reversing falls — a name applied to falls which flow alternately in opposite directions in a narrow channel in the St. John River at St. John, New Brunswick; caused by a reversing tidal current …   Dictionary of ichthyology

• reversing tidal current — a tidal current that flows in opposite directions with a slack water at each reversal of direction. Usually found in rivers and straits which have restricted channels …   Dictionary of ichthyology

• reversing switch — noun : an electric switch that has four terminals capable of being connected in pairs in two different ways so as to reverse the direction of current flow …   Useful english dictionary

• 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

• Top Gear (current format) — Infobox Television show name = Top Gear caption = The Top Gear logo genre = Motoring creator = writer = director = creative director = developer = presenter = Jeremy Clarkson Richard Hammond James May (since 2003) The Stig Jason Dawe (2002)… …   Wikipedia

• al|ter|nat|ing current — «L tuhr NAY tihng, AL », an electric current in which the electricity flows regularly in one direction and then the other, usually reversing 120 times per second. Abbr: a.c …   Useful english dictionary

• Railway electrification system — Railway electrification supplies electrical energy to railway locomotives and multiple units so they can operate without having a reciprocating engine of their own.CharacteristicsThe main advantage of electric traction is a higher power to weight …   Wikipedia