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Sonsivri > Electronics > General Electronics (Moderators: o2, pickit2) > UPS Sychronization
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sam_des
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« on: June 22, 2006, 06:19:27 18:19 »
Hi there,

I have a question.

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How the Line synchronization is achieved in an On-Line UPS with Line Frequency and Phase 'digitally' using uC/DSP ?
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It'll be of great help if someone provide me with some clue or other
Thanking in advance !!

sam_des
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Kabron
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« Reply #1 on: June 28, 2006, 11:56:37 11:56 »
In a various ways: beginning from sine zero crossing detection and uC timer adjustment and ending with VCO with PLL and again zero crossing detection.
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