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Heating Buildings With Solar Energy Stored in Sand

Cars That Think

It is a daunting question that a startup called Polar Night Energy, in the small and chilly nation of Finland (Figure 1), is attempting to answer. A Battery for Heat Made from Sand Noted chemical engineer Donald Sadoway is quoted as saying: “If you want to make a dirt-cheap battery, you have to make it out of dirt.”

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Opinion: Reinventing fuel-based power for a more secure and resilient grid

Green Car Congress

With battery storage able to provide a unique role in balancing a renewable electricity grid, Toby Gill, CEO of Intelligent Power Generation, asks could innovations in green hydrogen and biofuel technologies contribute to a more optimized and economical energy mix? by Toby Gill, CEO, Intelligent Power Generation.

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Tesla shows off new Megapack production facility in California

Teslarati

Tesla has a new Megapack production facility in Lathrop, California, and via a post shared on Instagram, the company shared some impressive statistics. When the facility was first announced, many were hopeful that the new production line would help the company meet the dramatically increasing demand for Tesla energy products.

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Market Update: How Battery Pack Costs Declined Since 2008

Blink Charging

Electric vehicles, renewable energy systems, and grid energy storage all rely on efficient and affordable energy storage solutions, primarily lithium-ion batteries. But the price of these batteries had been a major roadblock to electric vehicle adoption.

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EV Guru: Sodium-Ion Batteries are Coming Sooner Than You think!

Plug In India

By Kamlesh & Raphae Every major automaker has announced plans to build Lithium-Ion battery gigafactories. The aim is to build batteries at a large scale to reduce prices. Video: EV Guru: Sodium-Ion Batteries are Coming Sooner Than You think! Multiple auto makers are seeking a secure supply chain for battery materials.

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VW Showcases Golf Blue-e-motion at Berlin E-Mobility Event

Green Car Congress

The electricity for driving the electric motor is stored in a 26.5 kWh lithium-ion battery pack. This range meets the needs of most German commuters: According to the German Federal Statistical Office, 6 of every 10 people in the workforce commute by car. Tags: Electric (Battery). Top speed is 140 km/h (87 mph).

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Study Finds PHEV Li-ion Cells Show Little Capacity Fade Under Combined Driving and V2G Usage; Economic Model Suggests Incentives Will Be Required for Vehicle Owners to Participate in V2G

Green Car Congress

Statistical analyses indicated that rapid battery cycling incurred when driving degraded the cells more than slower, vehicle-to-grid galvanostatic cycling. The efficiency of power transfer from regenerative braking to batteries was assumed to be 40%, the efficiency from battery to wheels was assumed to be 80%.

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