Constant Confusion Clouds Terminology For Power Sources

July 2002
Gases & Welding Distributor;Jul/Aug2002, Vol. 46 Issue 4, p44
Trade Publication
Describes the basic types of welding power supplies with various terms. Definitions of constant current; Major types of power sources; Definition of constant voltage; Characteristic shape of the volt-ampere curve of a constant voltage or constant potential power sources.


Related Articles

  • High-side current sensor has period output. Sutterlin, Greg // EDN Europe;Mar2002, Vol. 47 Issue 3, p57 

    Focuses on the use of high-side current monitoring in many battery-powdered products in the U.S. Power-supply watchdog; Prevention for power supply overloads; Production of useful feedback in control applications.

  • Improving the dynamic metal transfer model of gas metal arc welding (GMAW) process. Doodman Tipi, A.; sani, S.; Pariz, N. // International Journal of Advanced Manufacturing Technology;Jan2015, Vol. 76 Issue 1-4, p657 

    This work presents an improved model of characteristic equations for gas metal arc welding process. In this paper, a dynamic electrical model is introduced as a rectifier power source instead of pervious common simple models. In addition, an electrical resistance model is proposed for bridge in...

  • Dual-voltage supply powers SIM card. Suppan, Larry // EDN;01/20/2000, Vol. 45 Issue 2, p113 

    Focuses on dual-voltage supply systems for subscriber identification module (SIM) cards of Global System for Mobile Communication (GSM) wireless telephones. Combination of a step-up dc/dc converter with a linear regulator; Hardware-selectable fixed outputs; Application of digital control to the...

  • Power Solutions. Gobbi, Allan // Energy User News;Sep2001, Vol. 26 Issue 9, p18 

    Focuses on the changes in power and protection requirements to meet energy need of voice and data communication in the United States. Evolution of the alternating current system for the information technology culture; Replacement of the 48 volt direct current system; Capacity of the direct and...

  • e·lec·tric·i·ty.  // American Heritage Student Science Dictionary;2009, p110 

    A definition of the term "electricity" is presented. It refers to the electric current generated by the flow of electrons around a circuit and used as a source of power.

  • DC-DC converters for portable computers.  // Electronic Design;10/01/96 Supplement, Vol. 44 Issue 20, p16 

    Features direct current-direct current converters for portable computers. Features of the converters; Advantages; Industrial applications.

  • CONFIGURING SYSTEMS FOR OPERATION FROM THREE-PHASE AC POWER. White, Robert V.; Stiedl, Andreas // Electronics World;Apr2008, Vol. 114 Issue 1864, p25 

    The article examines two main ways of providing the requisite direct current (DC) power from three-phase ac power sources. The first method uses true three-phase ac-input power supplies. The second method uses three single-phase alternating current (AC)-input power supplies with paralleled dc...

  • An Overview of the AC-DC and DC-DC Converters for LED Lighting Applications. Arias, Manuel; Vázquez, Aitor; Sebastián, Javier // Automatika: Journal for Control, Measurement, Electronics, Compu;Apr-Jun2012, Vol. 53 Issue 2, p156 

    High-Brightness Light Emitting Diodes (HB-LEDs) are considered the future trend in lighting not only due to their high efficiency and high reliability, but also due to their other outstanding characteristics: chromatic variety, shock and vibration resistance, etc. Nevertheless, they need the...

  • ALÃœMÄ°NYUMUN TIG KAYNAÄžINDA AKIM TÃœRÃœNÃœN KAYNAK METALÄ° MÄ°KROYAPISI VE DARBE DAYANIMINA ETKÄ°SÄ°. DURGUTLU, Ahmet // Journal of the Faculty of Engineering & Architecture of Gazi Uni;Mar2009, Vol. 24 Issue 1, p155 

    In this study, AA 6063 T6 grade aluminum sheets were joined by TIG welding method using alternating and pulsed current. Impact and hardness tests on the joined parts were carried out for measuring the effects of current type on microstructure. Experimental studies showed that, pulsed current...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics