Chroma Systems Solutions, a provider of power conversion test equipment, is announcing the first-phase release of its new 62000D bidirectional DC power supplies. Bidirectional DC power supplies offer two-quadrant operation with positive current/positive voltage as well as negative current/positive voltage, enabling both DC power output and regenerative DC loading. The absorbed energy feeds back to… Read more »
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ORNL demonstrates bi-directional wireless charging on UPS delivery van
Researchers at the DOE’s Oak Ridge National Laboratory (ORNL) recently demonstrated a 20-kilowatt bi-directional wireless charging system installed on a UPS medium-duty, plug-in hybrid electric delivery truck. In the demo, the system transferred power at more than 92% efficiency between the truck and a charging pad across an 11-inch air gap, using two electromagnetic coupling… Read more »
Whitepaper: Inverter reference design combines system safety concepts
Sponsored by NXP Semiconductors Power inverter safety system concept for ISO 26262 By Erik Santiago & Antoine Dubois, NXP Semiconductors One of the indisputable facts about the automotive industry is that the overall electronic system content in vehicles is increasing. As vehicles become more sophisticated and include features that sense, think and act for the… Read more »
Hyundai and Kia invest in UK EV startup Arrival, will develop EVs together
Hyundai and Kia plan to invest €100 million ($111 million) in UK-based Arrival, and to work with the EV startup to develop new vehicles. Arrival has sold its electric delivery trucks, which are native EVs – not conversions of ICE vehicles – to the Royal Mail and UPS. “Arrival, Hyundai, and Kia will use Arrival’s… Read more »
High voltage technologies for e-mobility
Sponsored by Preh In 2008, there were about 2,000 registered electric cars in Germany. In the same year, Tesla had financial problems and managed to avoid bankruptcy at the last second. Statistics from 2010 show that the e-car manufacturer sold a good 2,000 units of its Roadster model at that time – worldwide. In the… Read more »
EMC for EVs: Understanding electromagnetic compatibility
Engineers who design power electronics supplied by the mains have had to contend with meeting various electrical noise and safety standards for decades now, but their counterparts in the automotive industry were mostly free to do as they pleased. This was mainly because 12 V isn’t considered a shock hazard and cars are effectively rolling… Read more »
VW hires EV West to retrofit e-Golf powertrain to Type 2 Bus
VW of America recently commissioned California-based EV conversion specialist EV West to construct an electrified VW Type 2 Bus to showcase the company’s e-Golf powertrain. The stock powertrain and 35.8 kWh battery system from the donor 2017 e-Golf gives the e-Bus an approximate range of 125 miles. The powertrain will reside in the rear compartment… Read more »
Littelfuse launches new high-speed semiconductor fuses
Circuit protection manufacturer Littelfuse has added 275 new fuses to its line of POWR-SPEED PSR high-speed fuses. The new fuses come in various sizes and amperages, and feature bolted and DIN rail mounting options. Littelfuse designed its PSR series fuses for use in power conversion and conditioning equipment for critical semiconductor devices such as diodes,… Read more »
Read past issues of Charged – Electric Vehicles Magazine
< Newer Issues Issue 28 – November/December 20169 Featuring: Seaworthy EVs: Leclanché designs and manufactures Li-ion cells and systems Chroma Systems Solutions invests in the next generation of EV testing products 2017 Prius Prime: Toyota launches an all new PHEV that some call “the best Prius ever” Turnkey drivetrains: UQM, Eaton and Pi Innovo collaborate… Read more »
The evolution of cell interconnect technologies for battery pack manufacturing
Sponsored by Hesse GmbH By Sebastian Holtkämper, Product Manager, Hesse GmbH Looking back a decade ago on a tough worldwide EV market, hundreds of thousands of hybrid electrical vehicles (HEV), but only a few thousand battery vehicles (BEV) were yearly sold. Compared to the total car market, electric driving was a true niche experience at… Read more »