6.33. A battery is charged from 3-phase supply mains of 230 V, 50 Hz through a 3-phase semicon- verter. The battery emf is 190 V and its internal resistance is 0.5 2. An inductor connected in series with the battery renders the charging current of 20 A ripple free. Compute the firing angle delay and the supply power factor. 73.263°, 0.652 lag] 6.34. (a) A 3-phase full converter is used for charging a battery with an emf of 110 V and an internal resistance of 0.2 2. For a constant charging current of 10 A, compute the firing angle delay for ac line factor. voltage of 220 V. Find also the supply power Anise (b) For the purpose of delivering energy from de source to 3-phase system, the firing angle of the 3-phase converter has been increased to 150°. For the same value of de source current of 10 A, compute the output ac line voltage.iw seirea ni betoonsetsubai [Ans. (a) 67.85°, 0.36 lag (b) 92.36 V] when ita
6.33. A battery is charged from 3-phase supply mains of 230 V, 50 Hz through a 3-phase semicon- verter. The battery emf is 190 V and its internal resistance is 0.5 2. An inductor connected in series with the battery renders the charging current of 20 A ripple free. Compute the firing angle delay and the supply power factor.egalov region wa Pristavan thit Ans. 73.263°, 0.652 lag]
6.34. (a) A 3-phase full converter is used for charging a battery with an emf of 110 V and an internal resistance of 0.2 2. For a constant charging current of 10 A, compute the firing angle delay for ac line voltage of 220 V. Find also the supply power factor.
(b) For the purpose of delivering energy from de source to 3-phase system, the firing angle of the 3-phase converter has been increased to 150°. For the same value of de source current of 10 A, compute the output ac line voltage.daiw
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