Decades ago, large uninterruptible power supply design in ac systems used an ac electrical machine coupled to
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Decades ago, large uninterruptible power supply design in ac systems used an ac electrical machine coupled to a dc machine connecting to a battery to convert the ac into dc and vice versa. Draw such an electromechanical UPS schematic incorporating the ac bus and the user loads. Today, the electrical machines have been replaced by bidirectional power electronics converters. Discuss the pros and cons of using the electrical machines versus power electronics in UPS.
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Related Book For
Introduction To Electrical Power And Power Electronics
ISBN: 9781466556607
1st Edition
Authors: Mukund R. Patel
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