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Harvard team demonstrates new metal-free organic–inorganic aqueous flow battery; potential breakthrough for low-cost grid-scale storage

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The two main components—the electrochemical conversion hardware through which the fluids are flowed (which sets the peak power capacity) and the chemical storage tanks (which set the energy capacity)—may be independently sized. The design permits larger amounts of energy to be stored at lower cost than with traditional batteries.

Low Cost 374
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DOE announces Stage 1 CABLE Conductor Manufacturing Prize Winners

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The Clean Carbon Conductors team, with members from Rice University and DexMat Co, is designing enhanced-conductivity CNTs by improving fiber quality, alignment, packing density, and by electrochemically doping the CNTs. Each winning team has earned a $25,000 cash prize and a stipend for third-party conductivity testing in Stage 2.

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CEC awards Eos Energy Storage $2.1M to demo AC-integrated zinc hybrid-cathode battery technology for grid storage

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Znyth battery technology uses a safe aqueous electrolyte and a novel zinc-hybrid cathode to enable extremely low-cost electricity storage and long life.

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Eos Energy Storage introduces grid-scale battery system at $160/kWh

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The Aurora product employs Eos’s patented Znyth battery technology that uses a safe aqueous electrolyte and a novel zinc-hybrid cathode to enable extremely low-cost electricity storage and long life. With a 30-year life, Eos is can provide peak electricity at a levelized cost of $0.12-0.17

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Sandy solution for renewable energy storage; Thermal Energy Storage System

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Sand is emerging as a key ingredient in the race to develop a viable electricity storage system for renewable energies. Australia-based Latent Heat Storage has developed a low cost thermal energy storage system based on the latent heat properties of silicon derived from sand. by Andrew Spence.

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US Senators Alexander, Webb Introduce $20B Energy Legislation with Emphasis on Nuclear Energy Investment

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The legislation directs the Department of Energy to conduct five “Mini-Manhattan Projects” to study carbon capture technologies, non-ethanol biofuels, electric vehicles and electricity storage, cost-competitive solar power, and Generation IV reactors and technologies that will ultimately reduce nuclear waste.

Energy 199
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New $30M ARPA-E program to develop new solar conversion and storage technologies; targeting higher solar penetration in mix

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Schematic comparing the cost and dispatchability of PV to CSP with thermal storage. The “PV+Storage” box includes the high cost of electrical storage for PV. The FOCUS Program target zone for electricity generation is indicated. Source: ARPA-E. Click to enlarge. Source: ARPA-E. Click to enlarge.

Solar 290