Year-end summary of energy storage projects

What is the future of energy storage?

Storage enables electricity systems to remain in balance despite variations in wind and solar availability, allowing for cost-effective deep decarbonization while maintaining reliability. The Future of Energy Storage report is an essential analysis of this key component in decarbonizing our energy infrastructure and combating climate change.

What is China's Operational Energy Storage Project capacity?

Of this global capacity, China’s operational energy storage project capacity totaled 32.7GW, a growth of 4.1% compared to Q2 of 2019. Global operational electrochemical energy storage project capacity totaled 10,112.3MW, surpassing a major milestone of 10GW, an increase of 36.1% compared to Q2 of 2019.

What was the growth rate of energy storage projects in 2020?

In 2020, the year-on-year growth rate of energy storage projects was 136%, and electrochemical energy storage system costs reached a new milestone of 1500 RMB/kWh.

Which energy storage technologies are included in the 2020 cost and performance assessment?

The 2020 Cost and Performance Assessment provided installed costs for six energy storage technologies: lithium-ion (Li-ion) batteries, lead-acid batteries, vanadium redox flow batteries, pumped storage hydro, compressed-air energy storage, and hydrogen energy storage.

What is the cumulative installed capacity of energy storage projects?

The cumulative installed capacity of new energy storage projects is 21.1GW/44.6GWh, and the power and energy scale have increased by more than 225% year-on-year. Figure 1: Cumulative installed capacity (MW%) of electric energy storage projects commissioned in China (as of the end of June 2023)

How many new energy storage projects are commissioned in China?

Figure 2: Cumulative installed capacity of new energy storage projects commissioned in China (as of the end of June 2023) In the first half of 2023, China's new energy storage continued to develop at a high speed, with 850 projects (including planning, under construction and commissioned projects), more than twice that of the same period last year.