3. Energy Storage and Flexibility

Battery Systems — Quiz

Test your understanding of battery systems with 5 practice questions.

Practice Questions

Question 1

Which degradation mechanism in lithium-ion batteries increases internal impedance and leads to capacity fade over time?

Question 2

To ensure a microgrid has 100 kWh of usable battery energy with a maximum recommended depth of discharge of 80 %, what minimum nominal battery capacity (in kWh) must be installed?

Question 3

Which state-of-charge estimation method tracks charge flow into and out of the battery by integrating current over time?

Question 4

Which battery characteristic primarily limits its maximum instantaneous power delivery capability?

Question 5

When two identical 3.7 V, 50 Ah lithium-ion cells are connected in series, what is the resulting pack voltage and capacity?