- direct-current equipment
-
аппаратура постоянного тока
English-Russian dictionary of geology. 2011.
direct-current equipment
Смотреть что такое "direct-current equipment" в других словарях:
Direct current — (red curve). The horizontal axis measures time; the vertical, current or voltage. Direct current (DC) is the unidirectional flow of electric charge. Direct current is produced by such sources as batteries, thermocouples, solar cells, and… … 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
Current loop — This article is about the electrical signaling schemes. For the oceanic phenomenon, see Loop current. A current loop describes two different electrical signalling schemes. Contents 1 Digital 2 Analog 3 Process control use … Wikipedia
Current–voltage characteristic — Figure 1. I–V curve of a P–N junction diode (not to scale). A current–voltage characteristic is a relationship, typically represented as a chart or graph, between an electric current and a corresponding voltage, or potential difference. In… … Wikipedia
Direct torque control — (DTC) is one method used in variable frequency drives to control the torque (and thus finally the speed) of three phase AC electric motors. This involves calculating an estimate of the motor s magnetic flux and torque based on the measured… … Wikipedia
Direct methanol fuel cell — Direct methanol fuel cells or DMFCs are a subcategory of proton exchange fuel cells in which methanol is used as the fuel. Their main advantage is the ease of transport of methanol, an energy dense yet reasonably stable liquid at all… … Wikipedia
Direct Digital Control — (DDC) refers to the ability to control HVAC (Heating, Ventilating, and Air Conditioning) devices via microprocessors containing a software performing the control logic. DDC receive analog and digital inputs from the sensors and devices installed… … Wikipedia
Direct digital control — (DDC) is the automated control of a condition or process by a digital device (computer).[1][2] A very early example of a DDC system meeting the above requirements was completed by the Australian business Midac in 1981 1982 using R Tec Australian… … Wikipedia
Direct Relief International — Founder(s) William Zimdin and Dezso Karczag Type Humanitarian Medical Aid Founded August 23, 1948 … Wikipedia
Direct Energy — Type Energy retailer Industry Energy Founded 1985[1] or 1986 … 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
