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The arrangement of direct current arc welding leads with the work as the negative pole and the electrode as the positive pole of the welding arc.

Related Terms

SEEBECK EFFECT

When two different adjacent metals are heated, an electric current is generated between the metals.

AMMETER

An instrument for measuring the magnitude of electric current flow.

ARC

A flash, caused by an electric current ionizing a gas or vapor.

ARC

A flash, caused by an electric current ionizing a gas or vapor.

ALIVE

A term referring to a circuit in which a current is flowing. Also referred to as live.

ALTERNATOR

A device which converts mechanical energy, into alternating current.

HARMONIC FUNCTION

Any real function that satisfies a certain equation. In its simplest form, as used in tide and tidal current predictions, it is a quantity that varies as the cosine of an angle that increases uniformly with time

GREENWICH HOUR ANGLE

Angular distance west of the Greenwich celestial meridian; the arc of the celestial equator, or the angle at the celestial pole, between the upper branch of the Greenwich celestial meridian and the hour circle of a point on the celestial sphere, measured westward from the Greenwich celestial meridian throug

HARMONIC CONSTANTS

The amplitudes and epochs of the harmonic constituents of the tide or tidal current at any place

GUIANA CURRENT

An ocean current flowing northwestward along the northeast coast of South America. The Guiana Current is an extension of the Atlantic South Equatorial Current, which crosses the equator and approaches the coast of South America. Eventually, it is joined by part of the Atlantic North Equatorial Current and becomes, successively, the CARIBBEAN ISLANDS, and the FLORIDA CURRENT. Also called NORTH BRAZIL CURRENT.
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