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UK Consortium Develops New DC-DC Converter Technology

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Hard-switched dual-interleaved boost converter with IPT. A UK consortium led by technology consultancy Prodrive has developed a bi-directional DC-DC converter that can deliver a 600V output from a 380V source and maintain its output even when the source voltage drops to as little as 200V. James et al. Click to enlarge.

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Virginia Clean Cities requests proposals from Southeastern fleets interested in converting to propane Autogas

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The Virginia Department of Mines, Minerals and Energy (DMME) and Virginia Clean Cities (VCC) at James Madison University (JMU) are requesting proposals from fleets in the southeastern US interested in converting eligible gasoline vehicles to run on propane autogas. The application deadline is Friday, 12 August 2011, at 5pm EDT.

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IHS Markit: better-than-expected growth in global automotive semiconductor revenue in 2020; bolstered by uptake in EVs

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Both hybrid and electric vehicles have significantly more expensive power semiconductor content required to control components such as traction motor inverters and DC-DC converters, but the electrification trend also supports autonomy features and advanced infotainment, even in the smaller car segment.

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Researchers convert atmospheric CO2 to carbon nanofibers and nanotubes for use as anodes in Li-ion and Na-ion batteries

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The conversion process builds upon the solar thermal electro-chemical process (STEP) introduced by GWU Professor Stuart Licht and his colleagues in 2009. This presents a sustainable route to convert carbon dioxide into materials relevant to both grid-scale and portable storage systems. Earlier post.) —Licht et al.

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Finnish electric powertrain company Visedo raises €20M to support global expansion; SRPM technology

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Founded in 2009, Visedo specializes in electric powertrains and components for heavy-duty machinery, commercial vehicles and the marine industry. Visedo, a Finnish manufacturer specializing in electric powertrains and components, has secured a financing package of €20 million (US$21 million) to support its international growth plans.

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First 800-kV High-Voltage Direct-Current Link in China Now Fully Operational; Transmission of Hydro Power to Pearl River Delta

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With one pole operating at plus 800 kilovolts (kV) and the other at minus 800 kV, the voltage difference between the poles reaches the world record of 1,600 kV DC. In December 2009, the link had also set the world record for first DC operation ever at a voltage level of 800 kV DC.

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Volkswagen Commercial Vehicles unveils 5 battery-electric and fuel cell vehicles; I.D. BUZZ CARGO

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Here, the direct current (DC) stored in the battery is converted into alternating current (AC). A DC/DC converter supplies the on-board electronics with 12 volts. The flow of high-voltage energy between the motor and the battery is controlled by the power electronics. ABT e-Transporter.