3. Energy Storage and Flexibility

Grid Flexibility — Quiz

Test your understanding of grid flexibility with 5 practice questions.

Practice Questions

Question 1

Which type of demand response involves customers reducing load after receiving direct incentives from the utility rather than through dynamic price signals?

Question 2

Which characteristic distinguishes a grid-forming inverter from a grid-following inverter in a virtual power plant system?

Question 3

To supply a constant power of 5\,MW for 4 hours with a battery limited to $80\\%$ depth of discharge, what minimum energy capacity (in MWh) is required?

Question 4

An aggregator has a 5\,MW battery capable of instant response and a 15\,MW gas turbine that ramps at 10\,MW/min. How long (in minutes) will it take for the aggregator to reach a total output of 25\,MW from zero?

Question 5

In co-optimization of electricity markets, which markets are cleared simultaneously to enhance overall economic efficiency?