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NASA and Virgin Orbit 3D print, test rocket combustion chamber

Green Car Congress

The company partnered with NASA experts in combustion and additive manufacturing (3D printing) at NASA’s Marshall Space Flight Center in Huntsville, Alabama; Glenn Research Center in Cleveland; and Armstrong Flight Research Center in Edwards, California. GRCop-84 (Cu-8 at.%

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NASA, Aerojet Rocketdyne hot fire test rocket engine injector made by 3-D printing

Green Car Congress

NASA’s Glenn Research Center in Cleveland conducted the successful tests for Aerojet Rocketdyne through a non-reimbursable Space Act Agreement. Hot fire testing the injector as part of a rocket engine is a significant accomplishment in maturing additive manufacturing for use in rocket engines. Credit: NASA. Click to enlarge.

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J.D. Power: public charging issues may short-circuit EV growth; Volta, Tesla Supercharger rank highest in respective segments

Green Car Congress

Though purported to be the wave of the future, satisfaction with DC (direct current) fast chargers has declined even further, dropping 20 points to 654. It’s just too early to tell if it can reach the satisfaction levels of Tesla owners who are already part of that fully integrated Tesla ecosystem. —Brent Gruber Study Rankings.

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Gotion unveils its Astroinno L600 LMFP battery

Push EVs

addition, the Cleveland Institute in Ohio, USA, has developed a new electrolyte for LMFP, which greatly improves the high-temperature cycling and storage performance. Volkswagen has been Gotion’s largest shareholder since 2020, which is funny, because both companies love to publish press releases about their future products.

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Alcoa unveils first aluminum alloy fan blade forging for jet engines; $1.1B supply agreement w/ Pratt & Whitney

Green Car Congress

billion agreement, Alcoa will supply key parts for Pratt & Whitney’s jet engines, including the forging for the first aluminum fan blade for jet engines. The increased efficiency also translates to fewer engine stages and parts for lower weight and reduced maintenance costs. Click to enlarge. Under a new 10-year, $1.1-billion

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Artemis II Will Send Astronauts Around the Moon

Cars That Think

This article is part of our special report Top Tech 2024. In March 2022, this 40-meter liquid-hydrogen tank was attached to the 20-meter forward assembly to form part of the core stage for NASA’s Space Launch System. and the electric propulsion thrusters are being tested in Cleveland. It’s a demonstration that the U.S.

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Testimony: Why I like my electric vehicle

Electric Auto Association

As gas engine powertrains typically have 100 times the number of parts of an EV powertrain, I have only paid $300 for maintenance: comprising three tire rotations and one cabin air filter, after four years of ownership. My EV battery is warrantied for a minimum of 100K miles and eight years.