Ac versus dc - PowerPoint PPT Presentation

High Voltage Direct Current (HVDC)Transmission Systems: An Overview.

Prepared By :. High Voltage Direct Current (HVDC)Transmission Systems: An Overview. What is HVDC?

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Electric Current &amp; Circuits

Electric Current &amp; Circuits. What is Current?. Electric current is a flow of electric charge Actually electrons flow away from – and toward + Symbol of current is I Unit is the ampere (A) (coulomb/sec). Batteries. Batteries produce charge continuously from chemical reactions

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Dynamos

Dynamos. Forms of Energy. Are the following energy forms potential or kinetic? Chemical Radiant Nuclear Electrical Sound Mechanical Thermal. From 2010 Colorado Utilities Report . AC Versus DC. Nikola Tesla. Thomas Edison. Dynamos Then and Now. Small Gramme dynamo, around 1878.

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Ac versus dc - PowerPoint PPT Presentation

High Voltage Direct Current (HVDC)Transmission Systems: An Overview.

Electric Current &amp;amp; Circuits

Dynamos

Electric Current & Circuits