impressed current

См. также в других словарях:

• Carrier current — is a method of low power AM broadcasting that does not require a broadcast license in the United States, but is allowed on the campus of any school, so long as the normal FCC Part 15 Rules are adhered to when measured at the edge of the campus.… …   Wikipedia

• leakage current — /ˈlikɪdʒ kʌrənt/ (say leekij kuruhnt) noun a relatively small current flowing through or across the surface of an insulator when a voltage is impressed upon it …  

• Corrosion — v · d · e Materials failure modes Buckling · …   Wikipedia

• Cathodic protection — (CP) is a technique to control the corrosion of a metal surface by making it work as a cathode of an electrochemical cell. This is achieved by placing in contact with the metal to be protected another more easily corroded metal to act as the… …   Wikipedia

• Cathodic protection rectifier — Cathodic protection rectifiers are AC powered electrical equipment that provide direct current for impressed current cathodic protection systems.Rectifier units are often custom manufactured and equipped with a variety of features, including oil… …   Wikipedia

• Galvanic corrosion — This new manifold for water meters has replaced the old one after 4 years of use, having been connected directly to a copper pipe in the building (0.85 V of potential difference, see the point of corrosion in the bottom left). With a PVC battery… …   Wikipedia

• DCVG — stands for Direct Current Voltage Gradient and is a survey technique used for assessing the effectiveness of corrosion protection on buried steel structures.[1] In particular, oil and natural gas pipelines are routinely monitored using this… …   Wikipedia

• Padraig O'Laoi — Football player infobox playername = Padraig O Laoi fullname = Padraig O Laoi dateofbirth = NA cityofbirth = Galway countryofbirth = Ireland currentclub = unattached | position = midfielder youthclubs = Galway United youthyears = 2006 years =… …   Wikipedia

• Réparation navale — La réparation navale est, en général, le processus consistant à réparer la structure du navire (ou du matériel à bord) suite à des dégâts causés par un abordage, un échouage,..., ou suite à une usure normale causée par des frictions ou la… …   Wikipédia en Français

• performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical.       The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …   Universalium

• international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …   Universalium