A new iron-based aqueous flow battery shows promise for grid energy storage applications.

Results of the PR100 study outline near- and short-term strategies for Puerto Rico to achieve a renewable power grid by 2050.

Understanding the risk of compound energy droughts—times when the sun doesn’t shine and the wind doesn’t blow—will help grid planners understand where energy storage is needed most.

This is the first time a flow battery with 24-hour discharge capacity will be deployed and tested in a field environment.

PNNL celebrates World Energy Storage Day (September 22) by introducing you to some of our best and brightest in this area.

PNNL energy storage experts express need for continued investment in developing and deploying long-duration energy storage.

A new flow battery design achieves long life and capacity for grid energy storage from renewable fuels.

PNNL researchers are helping to better define the need for grid energy storage in future clean energy scenarios, as well as working to improve technologies for storing renewable energy so it's available when and where it's needed.

Department of Energy Office of Electricity Assistant Secretary Gene Rodrigues makes his first visit to PNNL.

A new sodium battery technology shows promise for helping integrate renewable energy into the electric grid. The battery uses Earth-abundant raw materials such as aluminum and sodium.

PNNL and Georgia Tech launch a joint institute focused on accelerating security for the critical infrastructure community.

A new longer-lasting sodium-ion battery design is much more durable and reliable in lab tests. After 300 charging cycles, it retained 90 percent of its charging capacity.

New facility will accelerate energy storage innovation, increase clean energy adoption and grid resilience.

Scientists have created a battery designed for the electric grid that locks in energy for months without losing much storage capacity.

Recognizing how innovation and clean technologies at the very edge of the grid can work together to transition the electricity system, PNNL takes a multidisciplinary approach to advancing and integrating renewable energy solutions.

Technology designed to bolster the electric grid and store large amounts of energy from renewable sources is available for licensing.

PNNL’s new Energy Sciences Center has capabilities for scientists to advance solutions for storing clean hydrogen in chemical bonds.

A compound used in candles offers promise for a modern energy challenge—storing massive amounts of energy to be fed into the electric grid as the need arises.

A simple sensor system developed at PNNL can prevent dangerous battery fires.

New facility will accelerate energy storage innovation, increase clean energy adoption and grid resilience.