article thumbnail

QM Power and University of Kentucky demonstrate 50 kW/liter electric motor; DOE 2025 power density goal

Green Car Congress

QM Power and the SPARK Lab at University of Kentucky shared the combined results of a large-scale, multi-objective design optimization study, and lab testing of a prototype motor designed to meet the 2025 power density goals set by the US Department of Energy (DOE). An open frame lab prototype was designed and manufactured by QM Power.

Kentucky 396
article thumbnail

Volkswagen Group expands US ERL to become IECC; Type 20 BEV concept

Green Car Congress

The new Innovation and Engineering Center California (IECC) will be the largest Volkswagen vehicle research facility outside Germany, and serve as the heart of an expansion of Volkswagen’s North American engineering resources. To celebrate 20-plus years of innovation, the IECC also unveiled the Type 20 concept.

Concept 207
article thumbnail

NC State team develops new Si/C inverter; 12.1 kW/L & greater efficiency in a smaller, lighter package

Green Car Congress

The new SiC-based inverter has a power density of 12.1 The design of the new power component is also more effective at dissipating heat than previous versions. The Power Chip on Bus (PCoB) power module approach that reduces parasitic inductance through an integrated power interconnect structure. kW/L by 2020.

Congress 150
article thumbnail

Study identifies main culprit behind lithium metal battery failure; counters conventional wisdom

Green Car Congress

The advanced methodology established in this work provides a very powerful tool to do this in a precise and reliable way. Parasitic reactions of many different types occur simultaneously on lithium metal, making it almost impossible to differentiate these different types of inactive lithium.

San Diego 320
article thumbnail

ORNL Researchers Modify Plug-in Hybrid Electric Traction Drive Power Electronics to Function as On-Board Charger; Mobile Power Generation and V2G Support as Well

Green Car Congress

Researchers at the Department of Energy’s Oak Ridge National Laboratory have designed , fabricated and demonstrated a PHEV traction drive power electronics system that functions as the on-board charger, and that also provides significant mobile power generation and vehicle-to-grid support capabilities. 3923 - 3929 doi: 10.1109/ECCE.2009.5316496.

Plug-in 247