Amprius: silicon anode technology review?

Amprius silicon anode technology

…355 mAh/gram. Hence using a silicon anode in a lithium-ion battery confers higher energy density and faster charging (as the lithium ions have ‘less far to travel’). What has hindered…

Grid-scale battery costs: $/kW or $/kWh?

…4-hours. Faster charging and discharging are possible, but they may invalidate the battery’s warranty. https://thundersaidenergy.com/2022/09/29/battery-degradation-causes-effects-implications/ Grid modelling: why we prefer kW and $/kW metrics? When we start modelling the integration…

DC-DC power converters: efficiency calculations?

DC-DC power converters efficiency

…the MPPT in solar, to wind turbines, to charging and discharging batteries, such as in electric vehicles. DC-DC converters invariably contain one or more MOSFETs, diodes, inductors and capacitors. Think…

Hillcrest: ZVS inverter breakthrough?

Hillcrest Technology Review

…up to 13% higher range than today’s inverters, especially for use in EV powertrains; but also in wind, solar, batteries and fast-chargers. It is based on SiC semiconductors. This Hillcrest…

Fuel retail: economics of a petrol station?

Economics of fuel retail

…compares the economics of EV charging stations with conventional fuel retail stations. They are fundamentally different. Our main question is whether EV chargers will ultimately get over-built, as retailers look…

Eaton: breakdown of revenues by product category?

Eaton revenue breakdown

…Eaton has over 10,000 SKUs, across 200 different categories. Its product split covers everything from electric vehicle charging, through to missile guidance systems, illuminated emergency exit signs and golf grips….

Demand shifting: electrical flexibility by industry?

…might involve turning an electrical load down when renewables are not generating, and turning it back up when renewables are generating. Electric vehicle chargers can slow their current flow minute-by-minute,…

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