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). Ionel, FIEEE, who serves as the inaugural L. —Madhav Manjrekar.

Kentucky 396
article thumbnail

Self-driving mining truck stable at 90 km/h; clothoid-based model predictive control

Green Car Congress

A prototype self-driving truck under development by Scania and Swedish research universities has tested successfully at speeds of up to 90 km/h (56 mph). The truck’s calculation model thus has to be more complex and resource intensive. Resources. 2983-2990 doi: 10.1109/ECC.2015.7330991. 2983-2990 doi: 10.1109/ECC.2015.7330991.

ECC 150
article thumbnail

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

Green Car Congress

Researchers at the Future Renewable Electric Energy Distribution and Management (FREEDM) Systems Center at North Carolina State University have developed an inverter for hybrid and electric vehicles using off-the-shelf components made of the wide-bandgap semiconductor material silicon carbide (SiC). kW/L by 2020. Dhrubo Rahman, Adam J.

Congress 150
article thumbnail

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

Green Car Congress

Schuller at UC San Diego, which is supported in part by the Office of Basic Energy Science, US Department of Energy. Chengcheng Fang, Jinxing Li, Minghao Zhang, Yihui Zhang, Fan Yang, Jungwoo Z.

San Diego 320