A single-phase full-wave semi-controlled rectifier is connected to a resistive load R = 30 Ω and a voltage source Vs = 240 V. The firing angle of the thyristors is 65°.
(i) Draw the rectifier circuit.
(ii) Draw the waveforms of the input and output voltage, input and output current, and the voltage across the thyristors.
(iii) Derive an equation for the average output voltage in terms of the firing angle, α.
(iv) Derive an equation for the rms output voltage in terms of the firing angle, α.
Calculate the average output voltage.
(vi) Calculate the rms output voltage.
(vii) Calculate the rms output power.