DC Versus AC? Pavol Bauer Learning Objectives Why are the - - PowerPoint PPT Presentation

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DC Versus AC? Pavol Bauer Learning Objectives Why are the - - PowerPoint PPT Presentation

DC Versus AC? Pavol Bauer Learning Objectives Why are the existing electrical power systems mainly based on AC? Why is DC technology gaining significant attention nowadays? DC Versus AC


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DC Versus AC?

Pavol Bauer

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Learning Objectives

  • Why are the existing electrical power systems

mainly based on AC?

  • Why is DC technology gaining significant

attention nowadays?

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DC Versus AC Thomas Alva Edison, 1847-1931 Nikola Tesla, 1856-1943

Source: https://en.wikipedia.org/wiki/Thomas_Edison http://www.ozy.com/flashback/nikola-teslas-dark-secret/72090

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Transformer Why AC?

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Why DC? DGs & Storage Based on DC

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Why DC? Loads Based on DC

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Why DC? USB Power Based on DC

Source: https://www.lifewire.com/universal-serial-bus-usb-2626039 Source: http://www.isumsoft.com/it/how-to-set-my-computer-or-laptop-boot-from-usb-drive-or-cd-rom/

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Examples of Household Appliances Using DC

20 V | 4.5 A 5 V | 550 mA 10 V | 250 mA

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Summary