article thumbnail

Torotrak to present extreme engine downsizing solution at Dresden supercharging conference

Green Car Congress

V-Charge system with mechanical variable drive outperforms conventional boosting methods on downsized gasoline engine. These will include simulation using a GT-Power model and engine dynamometer testing which was carried out at the University of Bath Powertrain and Vehicle Research Centre (PVRC). Click to enlarge.

article thumbnail

CPT presenting two papers at SAE World Congress on SpeedStart and TIGERS for 48V mild hybrid systems

Green Car Congress

Controlled Power Technologies (CPT) will deliver two technical papers at SAE World Congress in April on its SpeedStart torque assist and kinetic energy recovery system ( earlier post ) and TIGERS turbine integrated gas energy recovery system ( earlier post ) for 48V mild hybrid vehicles. Earlier post.)

Congress 236
article thumbnail

Penn State team investigates battery requirements for eVTOL applications vs EVs

Green Car Congress

In a paper in the journal Joule , a team from Penn State University has analyzed the primary performance metrics required for eVTOL batteries compared with electric vehicle (EV) batteries. EVTOL requirements on battery specific power and energy.

Batteries 243
article thumbnail

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

Purdue University will work with the team on variable valve train options for warm up and HC control, all leading to the final T2B2 demonstration on a complete, street worthy, driveable vehicle.

article thumbnail

Volkswagen Emphasizes Downsizing at 30th Vienna Engine Symposium; Highlights 1.2 TSI and 1.6 TDI

Green Car Congress

Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. liter TSI gasoline engine and the 1.6-liter liter TDI diesel. Earlier post.).

article thumbnail

Penn State, EC Power use internal thermal modulation to enable stable fast charging

Green Car Congress

A team from Penn State University and start-up EC Power has developed a material-agnostic technology based on asymmetric temperature modulation with a thermally stable dual-salt electrolyte to achieve stable fast charging for Li-ion batteries. In a paper in Nature , the team reports charging of a 265?Wh?kg Credit: EC Power.

article thumbnail

Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

Green Car Congress

In contrast, the standards recently announced by the Obama Administration, while attainable, require downsizing and a shift in the fleet mix away from SUVs. Institute of Transportation Studies, University of California, Davis, Research Report UCD-ITS-RR-09-16. Knittel, Christopher R.