Another big projection of energy storage deployment

Another big projection of energy storage deployment

It seems like every week produces another report projecting big growth in energy storage. Well, to pile on, we just released a new report as part of the Storage Futures Study. I am a bit partial to this one as it performs a projection based on the fundamental value proposition of storage to provide largely monetizable services. Using NREL’s ReEDS model, it evaluates opportunities for energy storage in the U.S. to compete against traditional resources in an essentially business as usual environment. So even without tax credits, carbon policy, or aggressive assumptions regarding cost reductions, storage is expected to do very well in our reference case projections, achieving over 200 GW of capacity in the U.S. by 2050, or close to a 10x increase compared to today. Add some more aggressive cost reductions and we get another doubling. We also do a deep dive discussing the sources of value and the transition from largely four-hour duration to longer duration as deployments increase (which we also discuss in our "Four Phases" report). All the durations are clearly articulated in the report, so you can translate between power and energy deployments for those interested. And yes, we are working on scenarios of decarbonization, where storage deployments get to rather mind-boggling numbers, where we start using “T”s instead of “G”s in our y-axes.

We have a webinar on June 22 reviewing this work, so feel free to check that out.


Jose Rebollo Pericot

MSc Civil Engineer: Consultant in Renewables, Building, Structures, Geotechnics, Pavements, Civil Work Execution

3y

Paul Denholm, in page 8 says:"Across all scenarios the majority of new storage deployment is 4- 6 hours in duration, and the capital cost assumptions for new 12-hour pumped-hydro are higher than for 4-6 hour battery storage (DOE, 2016)" The data of new Projects of PHES, around the world, shaow that 12h PHES can be under $100/kWh with a lasting of 40.000 cycles. Today batteries are far for this cost by kWh stored in a loop, and even further with respect to the useful life ... Would be more realistic analyze what means the strategic use of the U.S. water for long duration and long lasting energy storage, to understand that after you have repayed your installation the losses cost in a loop and operation cost are the most competitive including green H2...

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Thaer Flieh, P.E.

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Matteo Muratori

Analytically minded thought leader on clean energy transition & sustainable mobility

3y

Really cool! There seems to be a major need for short duration (<8 hours) energy storage. With the right business models managed EV charging (and flexible loads in general) could help fill that space (the cost-benefit comparison between stationary storage and flexible loads is still something I have not wrapped my head around, though). Thoughts?

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Thanks for helping get the word out Paul. It's an exciting set of results...

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