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4.-The rectifier circuit of Fig. 4 is used to charge a battery that has the following characteristics: Rated voltage 12V Voltage at the beginning of the charging process, 85% of the nominal voltage Voltage at the end of the charging process, 115% of the nominal voltage a) Find the value of the resistance so that the maximum load current is less than 10 A in worst case b) What power does the resistor dissipate under these conditions? c) Obtain the value of the average current that circulates through the battery, at the initial and final moments of the charging process. VG=VGP sen (wt) Gp VGef=12 V f=50 Hz R Fig. 4 Battery charger circuit + v=V (t) 'Battery

4.-The rectifier circuit of Fig. 4 is used to charge a battery that has the following characteristics: Rated voltage 12V Voltage at the beginning of the charging process, 85% of the nominal voltage Voltage at the end of the charging process, 115% of the nominal voltage a) Find the value of the resistance so that the maximum load current is less than 10 A in worst case b) What power does the resistor dissipate under these conditions? c) Obtain the value of the average current that circulates through the battery, at the initial and final moments of the charging process. VG=VGP sen (wt) Gp VGef=12 V f=50 Hz R Fig. 4 Battery charger circuit + v=V (t) 'Battery

Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter30: Dc Motors
Section: Chapter Questions
Problem 6RQ: What is CEMF?
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4.-The rectifier circuit of Fig. 4 is used to charge a battery that has the following characteristics: Rated voltage 12V Voltage at the beginning of the charging process, 85% of the nominal voltage Voltage at the end of the charging process, 115% of the nominal voltage a) Find the value of the resistance so that the maximum load current is less than 10 A in worst case b) What power does the resistor dissipate under these conditions? c) Obtain the value of the average current that circulates through the battery, at the initial and final moments of the charging process. VG=VGP sen (wt) Gp VGef=12 V f=50 Hz R Fig. 4 Battery charger circuit + v=V (t) 'Battery
Transcribed Image Text:4.-The rectifier circuit of Fig. 4 is used to charge a battery that has the following characteristics: Rated voltage 12V Voltage at the beginning of the charging process, 85% of the nominal voltage Voltage at the end of the charging process, 115% of the nominal voltage a) Find the value of the resistance so that the maximum load current is less than 10 A in worst case b) What power does the resistor dissipate under these conditions? c) Obtain the value of the average current that circulates through the battery, at the initial and final moments of the charging process. VG=VGP sen (wt) Gp VGef=12 V f=50 Hz R Fig. 4 Battery charger circuit + v=V (t) 'Battery
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