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CHNG IIIB CHNNH LU RECTIFIEL

I. Tng qut1. Chc nng : Bin i dng in xoay chiu thnh dng mt chiu

2. ng dng :- Truyn ng in (ng cDC)- Ngun cho mch kch t my pht in- Ngun cho mch kch tng cDC, ng b- Dng cho thit b hn in mt chiu, m kim loi, np c quy- Dng bin i thnh dng mt chiu v truyn ti- Dng cho phng tin giao thng cng cng

3. Phn loi:a. Dng iu khin

- iu khin hon ton (Thyristor)- iu khin bn phn ( Thyristor diode)- Khng iu khin

b. Dng mch :- Dng mch tia- Dng mch cu

- Dng ghp ni tip, song song- Dng chnh lu kpc. S pha :

- Mt pha- Ba pha- Nhiu pha

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