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Archive for the ‘transportation’ category: Page 108

Mar 21, 2019

Elon Musk says he owes his success to a 3-step problem-solving trick used by Thomas Edison and Nikola Tesla

Posted by in categories: Elon Musk, sustainability, transportation

It has nothing to do with how hard he works, and everything to do with how he thinks.

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Mar 20, 2019

China Is Building a 33,000 Ton Nuclear Icebreaker

Posted by in category: transportation

The ship would help China establish its position in the Arctic and serve as a test run for nuclear aircraft carriers.

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Mar 16, 2019

Self-driving cars begin transporting groceries to Texas homes

Posted by in categories: robotics/AI, transportation

First, there came self-checkout.

Now, it’s self-driving cars to make the delivery.

Two Kroger markets in Houston are rolling out a self-driving car program, in which orders can be placed online and delivered right to your home without a driver.

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Mar 16, 2019

Tesla model Y first ride

Posted by in categories: sustainability, transportation

Taking Tesla’s new Model Y for a test ride.

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Mar 16, 2019

These concept tires could help cars fly

Posted by in category: transportation

Goodyear has unveiled a new concept tire that would work as both a propeller for a flying car, and a regular tire https://cnn.it/2F6KBse

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Mar 16, 2019

Super-fast engine set for key tests

Posted by in category: transportation

The UK project to develop a hypersonic engine that could take a plane from London to Sydney in about four hours is set for a key demonstration.

The Sabre engine is part jet, part rocket, and relies on a novel pre-cooler heat-exchanger technology.

This pre-cooler system will begin a new phase of testing in the next month or so in Colorado, US.

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Mar 14, 2019

Kiwano rolls out updated self-balancing monowheel electric scooter

Posted by in category: transportation

When launched in 2017, the KO1 monowheel scooter – a kind of cross between a Segway and a Solowheel – offered a range of 20 miles and a top speed of 20 mph. The KO1+ has a very similar look to the original, but is quite a different animal.

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Mar 13, 2019

Bugatti uses SLM Solutions additive manufacturing systems in component production

Posted by in categories: cyborgs, transhumanism, transportation

Sports car maker Bugatti (Molsheim, France) used SLM Solutions’ (Lübeck, Germany) metal additive manufacturing technology to produce automotive components. The components were manufactured in the aerospace alloy Ti6Al4V in cooperation with the Fraunhofer Research Institution for Additive Manufacturing Technologies (Fraunhofer IAPT; Hamburg, Germany) and Bionic Production (Lüneburg, Germany) on a SLM 500 selective laser melting system featuring four 400 W lasers.

A caliper test showed that additively produced metal components can cope with extreme strength, stiffness, and temperature requirements at speeds of over 375 km/h with a braking force of 1.35 g and brake disc temperatures up to 1100°C, says Frank Götzke, Head of New Technologies at Bugatti. The test also showed that a tensile strength of 1250 N/mm and a material density over 99.7% was achieved.

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Mar 12, 2019

NASA Clears “Dream Chaser” Space Cargo Plane For Full-Scale Production

Posted by in categories: space, transportation

Watch out space, there’s a new commercial cargo carrier entering the race.

Sierra Nevada Corporation (SNC) has been given the go ahead from NASA to begin full-scale production of it’s “Dream Chaser” commercial space cargo plane. Scheduled to make its first mission in 2020, the company announced on December 18 that it had cleared the last milestone in its Commercial Resupply Services 2 contract. Now the company is able to move ahead with the full-scale production of the carrier which will be used to deliver cargo to the International Space Station (ISS).

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Mar 12, 2019

Researchers develop ‘acoustic metamaterial’ that cancels sound

Posted by in categories: engineering, media & arts, transportation

Boston University researchers, Xin Zhang, a professor at the College of Engineering, and Reza Ghaffarivardavagh, a Ph.D. student in the Department of Mechanical Engineering, released a paper in Physical Review B demonstrating it’s possible to silence noise using an open, ringlike structure, created to mathematically perfect specifications, for cutting out sounds while maintaining airflow.

“Today’s barriers are literally thick heavy walls,” says Ghaffarivardavagh. Although noise-mitigating barricades, called sound baffles, can help drown out the whoosh of rush hour traffic or contain the symphony of music within concert hall walls, they are a clunky approach not well suited to situations where airflow is also critical. Imagine barricading a jet engine’s exhaust vent—the plane would never leave the ground. Instead, workers on the tarmac wear earplugs to protect their hearing from the deafening roar.

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