Numlock News: May 20, 2021 • Supernova, Ocean Meat, Jaguars
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By Walt Hickey This Saturday is Numlock’s third anniversary! Annual subscriptions are discounted 25 percent all week and there’s more to come. Hydrogen The rush to electric vehicles largely skipped aviation, as the math is just difficult to work out from a weight perspective. Rechargeable lithium-ion batteries put out 9 megajoules per kilogram of weight, which is great for vehicles but compared to the 40 megajoules per kilogram of jet fuel, it’s not all that great. All’s not lost in the quest to decarbonize planes, though: hydrogen provides 140 megajoules per kilogram, and fuel cells are being tried out on light and regional aircraft to improving economic performance: fuel cells used by Universal Hydrogen and ZeroAvia are performing at
Numlock News: May 20, 2021 • Supernova, Ocean Meat, Jaguars
Numlock News: May 20, 2021 • Supernova, Ocean…
Numlock News: May 20, 2021 • Supernova, Ocean Meat, Jaguars
By Walt Hickey This Saturday is Numlock’s third anniversary! Annual subscriptions are discounted 25 percent all week and there’s more to come. Hydrogen The rush to electric vehicles largely skipped aviation, as the math is just difficult to work out from a weight perspective. Rechargeable lithium-ion batteries put out 9 megajoules per kilogram of weight, which is great for vehicles but compared to the 40 megajoules per kilogram of jet fuel, it’s not all that great. All’s not lost in the quest to decarbonize planes, though: hydrogen provides 140 megajoules per kilogram, and fuel cells are being tried out on light and regional aircraft to improving economic performance: fuel cells used by Universal Hydrogen and ZeroAvia are performing at