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The battery voltage in the following figure is E-24V and its capacity is 300Wh. The average charging current should be Idc-25A. The primary input single-phase voltage is Vp-120V, 60Hz, and the transformer has a turns ratio of h-3:1. Determine: (1 ) the conduction angle of the diode; (2) the current-limiting resistance R (to limit charging current under 25A); (3) the power rating PR of R (4) the charging time tc in hours; (5) the rectifier efficiency ?; (6) the peak inverse voltage (PIV) of the diode 77: NS AC

The battery voltage in the following figure is E-24V and its capacity is 300Wh. The average charging current should be Idc-25A. The primary input single-phase voltage is Vp-120V, 60Hz, and the transformer has a turns ratio of h-3:1. Determine: 

(1 ) the conduction angle of the diode; 

(2) the current-limiting resistance R (to limit charging current under 25A); 

(3) the power rating PR of R 

(4) the charging time tc in hours; 

(5) the rectifier efficiency η; 

(6) the peak inverse voltage (PIV) of the diode 77: 

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answered by: ANURANJAN SARSAM
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