Q3):-Drive the r.m.s and mean of the output voltage (Vr.m.s), (Vmean) for the circuit of single-phase half wave controlled rectifier, when the load is pure resistance. (Draw circuit diagram and voltage waveform). (35 Marks)

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Q3):-Drive the r.m.s and mean of the output voltage (Vr.m.s), (Vmean) for the circuit of
single-phase half wave controlled rectifier, when the load is pure resistance.
(Draw circuit diagram and voltage waveform).
(35 Marks)
Transcribed Image Text:Q3):-Drive the r.m.s and mean of the output voltage (Vr.m.s), (Vmean) for the circuit of single-phase half wave controlled rectifier, when the load is pure resistance. (Draw circuit diagram and voltage waveform). (35 Marks)
QI):- For the circuit of single phase uncontrolled bridge rectifier with D, is opened
as shown in Fig. (1). It is supplied at Vs of 120V. Assuming that continuous load current
or ripple free, and the voltage drop at each diode is (0.7)V.
(30 Marks)
1) Sketch the output voltage waveform , and each diode current.
2) Derive and determine the value of (VL mean , VL r.m.s ).
3) Derive the mathematical expression for (IDi mean, Ipi r.m.s).
I r.m.s
D1
D3
Vs= 120V
D2
D4
Fig.(1)
Transcribed Image Text:QI):- For the circuit of single phase uncontrolled bridge rectifier with D, is opened as shown in Fig. (1). It is supplied at Vs of 120V. Assuming that continuous load current or ripple free, and the voltage drop at each diode is (0.7)V. (30 Marks) 1) Sketch the output voltage waveform , and each diode current. 2) Derive and determine the value of (VL mean , VL r.m.s ). 3) Derive the mathematical expression for (IDi mean, Ipi r.m.s). I r.m.s D1 D3 Vs= 120V D2 D4 Fig.(1)
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