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Sr. No. | Parameter | Full Converter | Semi Converter |
---|---|---|---|
1 | Average load voltage | Edc=2Emπcosα | Edc=Emπ(1+cosα) |
2 | RMS Load Voltage | Erms=Em√2 | Erms=Em√2[1π(π−α+sin2α2)]1/2 |
3 | Form factor (FF) | F.F.=π2√2cosα | F.F.=Erms/Edc |
4 | Ripple Factor (RF) | RF=[π28cos2α−1]1/2 | RF=[FF2−1]1/2 |
5 | Rectification Efficiency (η) | η=8cos2απ2 | η=1/FF2 |
6 | Operation | Two quadrant converter (Rectification and inversion) | Single quadrant converter (Rectification only) |
7 | Fundamental Power Factor ( FPF ) | FPF=cosα | FPF=cos(α/2) |
8 | Free wheeling Mode | Absent | Present |
9 | Input Power Factor (PF) | PF=2√2πcosα | PF=√2(1+cosα)[π(πα)]1/2 |
10 | Supply current | Square-wave | Quasi-square wave |
11 | Harmonic present in supply current | Only odd harmonics | Only odd harmonics |
12 | Power Flow | Bidirectional | Unidirectional |