‘Ultrasonic espresso’ made with cold water and high-frequency sound waves uses less energy than the traditional version – and taste tests show it’s just as good.
Well, in the home it is, but this is more likely to be impactful for coffee shops. We might end up surprised at where tech like this could take us, even if it doesnt go far in the barista world
I don’t think the “companies making ready-to-drink coffee products at industrial scale” that article is talking about this being designed for are running a 1500 watt appliance for 15 minutes a day.
They’re thinking more that factories won’t need to use traditional extractors which generally need to heat stuff to high temperatures to make coffee milk drinks and soluble instant coffee, etc.
Ah yes the most important thing to save energy on: the 1500 watt appliance that’s on for 15 minutes daily.
Well, in the home it is, but this is more likely to be impactful for coffee shops. We might end up surprised at where tech like this could take us, even if it doesnt go far in the barista world
Professional espresso machines have to keep ~10L of water at boiling for the entire day. This absolutely could save a lot of energy.
I don’t think the “companies making ready-to-drink coffee products at industrial scale” that article is talking about this being designed for are running a 1500 watt appliance for 15 minutes a day.
They’re thinking more that factories won’t need to use traditional extractors which generally need to heat stuff to high temperatures to make coffee milk drinks and soluble instant coffee, etc.