Question

Suppose that a lithium-ion cell having total charge capacity Q = 10Ah is discharged at a rate of 1A for 30min. What is thenet change in the cell's state of charge (in percent)? Round to the nearest percent.

Answer 1

Q = 10 A hr

ΔQ = 1 A / 1/2 /hr = 2 A hr

ΔQ / Q = 2 / 10 = .20 = 20%