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Fraunhofer researchers develop technique to produce aluminum windings for motors

Green Car Congress

Researchers at Fraunhofer IFAM have developed a casting technique that can be used to produce lightweight aluminum windings with a higher groove fill factor to replace copper windings in electric motors. To show this in a direct comparison, the Fraunhofer team used 250W commercial pedelec motors. millimeters. © Fraunhofer IFAM.

Wind 348
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Report for IPCC finds renewables could supply up to 77% of global energy by 2050 under most optimistic scenario; need for enabling public policies and investments

Green Car Congress

As a comparison, 314 Exajoules is more than three times the annual energy supply in the United States in 2005, which is also a similar level of supply on the Continent of Europe according to various government and independent sources. Wind energy, including on- and offshore systems.

Renewable 218
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Toyota starts taking orders for soon-to-be-launched Prius PHV plug-in hybrid in Japan; targeting 35,000-40,000 units per year

Green Car Congress

To help provide more enjoyable and eco-conscious use of the Prius PHV, the vehicle comes standard with a new service called PHV Drive Support, which is centered on a function that connects the vehicle and owner via the Internet. Five types of services are packaged and provided free of charge to Prius PHV owners for three years.

Prius 240
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Powering Offshore Wind Farms With Numerical Modeling of Subsea Cables

Cars That Think

Fast forward to 2014: The bottom of the ocean is home to nearly 300 communications cables, connecting countries and providing internet communications around the world. to the 20,000 km cable that connects Asia with North America and South America. Some wind farms are capable of powering 500,000 homes or more. and Norway.

Wind 74
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First drive: US spec Audi A3 Sportback e-tron plug-in hybrid; 83-86 MPGe with 16-17 mile EV range

Green Car Congress

On a drive along tightly winding, climbing and descending, and sometimes narrow roads, the A3 Sportback e-tron stayed planted to the pavement on its line through tight curves taken at speed. We have a clutch that engages and connects the two, that gets the engine going. Just to give an example. Structure of the battery pack.

Audi 150
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New Mercedes-AMG C 63 S E PERFORMANCE 680hp hybrid with technology transfer from Formula 1

Green Car Congress

The mechanical connection of the fully variable all-wheel drive makes this possible by means of a propeller shaft and the drive shafts of the front wheels. For comparison, conventional batteries without direct cooling of the cells achieve about half this figure. Charging is via the 3.7 Advanced” is activated in the “Sport” program.

Mercedes 259
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BMW’s hybrid motor design seeks to deliver high efficiency and power density with lower rare earth use

Green Car Congress

As one point of comparison, the permanent magnet motor in the 2011 Nissan LEAF was rated at 80 kW from a 58 kg motor, for a SP of 1.38 Very broadly, an induction motor uses AC current fed to the windings of the stationary outer stator to create a rotating magnetic field. Background. BMW’s approach.

Motor 326