8.2 A flooded 12 V lead-acid battery is charged at a current of 10 A. The terminal voltage is measured to be 11.9 V. The battery resistance is 0.032 N. Compute the voltage Vsoc and estimate the battery's SoC using Table 8.1. Table 8.1 Battery state-of-charge and corresponding open-circuit voltage and specific gravity for lead-acid batteries Open-circuit Approximate state-of-charge (%) cell voltage 10 20 30 40 50 60 70 80 90 100 1.92 1.94 1.96 1.99 2.01 2.03 2.11 Flooded (V/cell) 1.90 (V/cell) 2.05 2.07 2.09 AGM 1.94 1.96 1.98 2.00 2.02 2.04 2.06 2.08 2.10 2.12 2.14 (V/cell) 1.048 1.072 1.096 1.119 1.142 1.165 1.187| 1.207 1.227 1.246 | 1.260 Specific gravity (g/ml)

8.2 A flooded 12 V lead-acid battery is charged at a current of 10 A. The terminal voltage is measured to be 11.9 V. The battery resistance is 0.032 N. Compute the voltage Vsoc and estimate the battery's SoC using Table 8.1. Table 8.1 Battery state-of-charge and corresponding open-circuit voltage and specific gravity for lead-acid batteries Open-circuit Approximate state-of-charge (%) cell voltage 10 20 30 40 50 60 70 80 90 100 1.92 1.94 1.96 1.99 2.01 2.03 2.11 Flooded (V/cell) 1.90 (V/cell) 2.05 2.07 2.09 AGM 1.94 1.96 1.98 2.00 2.02 2.04 2.06 2.08 2.10 2.12 2.14 (V/cell) 1.048 1.072 1.096 1.119 1.142 1.165 1.187| 1.207 1.227 1.246 | 1.260 Specific gravity (g/ml)

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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