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Energy Harvesting for Wearable Technology Steps Up

Cars That Think

Personalized health care could revolutionize traditional medical practice,” Gao says. volts for about 60 hours. This second-generation e-skin sandwiched thin sheets of Teflon, copper, and polyimide that slide as the person moves, generating maximum power of 0.94 milliwatts. The team next turned to 3D printing.

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The Power Engineer Electrifying John Deere’s Tractors, Trucks, and More

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Singh grew up on a 10-hectare farm his family has owned for more than six centuries in Shahpur Charki, a 560-person village in the state of Uttar Pradesh, India. I personally know how important [farming] is,” he says. That includes working on solar and wind power, electric vehicles, industrial power, and consumer electronics.

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Updated Gen7 BMW 5 Series sedan introduces new 48V MHEV system, more powerful PHEV

Green Car Congress

The MY2021 models feature improvements in exterior and interior design, aerodynamics and technology, plus the introduction of a new 48-volt mild hybrid system and a new plug-in hybrid drivetrain. 48-Volt mild hybrid technology for six-cylinder engine models. The 2021 BMW 5 Series lineup includes the: 248 hp 530i and 530i xDrive Sedans.

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E-Motor Enables Chain-Free Bike-by-Wire

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It's developed electro-mobility products for 20 years, but has been on a buying spree: snapping up an engineering specialist firm in e-drives and another in the winding technologies used, among other things, to superefficiently wrap copper wire inside electric motors. Magnets in the turning rotor create the current. Challenges remain.

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The Vacuum Tube’s Forgotten Rival

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A second wire also wrapped around the core forms a control winding. The control winding includes many turns of wire, so by passing a relatively small direct current through it, the iron core can be forced into or out of saturation. After winding, the module was annealed in hydrogen at 1,100 °C for 2 hours and then rapidly cooled.

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Lean Software, Power Electronics, and the Return of Optical Storage

Cars That Think

But you can see, that is the government really coming in and, actually, what has often been a very personal decision of programmers, like, “What language do I use?” So we have to retain the capacity on some level— and this actually is a personal thing with me, is that I believe in the concept of personal computing.

Power 77
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Two C64s Plus a Pile of Floppy Disks Equals One Accordion

Cars That Think

Then one day, I was watching a video and I realized that a person in the video was shouting in order to overcome noise caused by wind hitting his microphone. One of these is a power hub that takes in 5 and 12 volts of DC electricity from two household-power adapters and distributes it to the various components.

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