Archive for the ‘flow battery’ Category:

2021-05-17 Li-Ion Competitors: Flow, Zinc, Sodium Etc.

This good blog has many links to other articles about competitors to Li-Ion AKA LIBs. But near the end it explains why LIBs may be very difficult to compete against. It points out that as more renewables make up the grid, there is more demand for medium (8 to 24 hours) storage and long term

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2021-02-25 New Home Hydrogen ‘Battery’ Good For 3 Days

This was developed by the University in Australia. It seems to be two or three separate parts. It takes solar electricity and converts it to hydrogen. The H2 is stored in metal hydride ?cartridges? Then the H2 is made into electricity by fuel cells. It says that it also has a 5 kWh lithium battery

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2021-02-22 Tesla PowerWall, Megapack, StorEn Price Info Per kWh

This article gives an idea of how much a Tesla PowerWall will cost. This StorEn company has only a few employees. They are crowdfunding and have not yet sold a flow battery. They’re supposedly in the business of making vanadium redox flow batteries. https://cleantechnica.com/2020/10/05/tesla-megapack-powerpack-powerwall-battery-storage-prices/ https://www.startengine.com https://www.storen.com Update Feb 23 – TSLA was down to $632

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2020-11-11 Redox Flow W/O Vanadium; Chinese Anti-Capitalism Economics

Researchers have come up with a redox flow battery that uses organic chemicals in place of toxic and expensive vanadium. They cost less than half as much, too. https://youtu.be/YyzQsVzKylE We need to have millions of these made and deployed over the whole world to solve the intermittent renewables problem. Chinese Anti-capitalist economics The capitalist way

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2020-10-02 ESS Flow Battery Uses Iron & Water

The Energy Storage Systems makes a flow battery that is rated at 50 kW and 400 kWh. The battery uses non-toxic Iron and Water. The battery has no capacity degradation over its lifetime – it puts out the same amount of power. This YouTube video explains more. https://youtu.be/HmtI8Wat7rY

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