Ford (www.ford.com) and General Motors (www.gm.com) have agreed to jointly develop a high-volume, front-wheel-drive, 6-speed automatic transmission that would offer a 4% improvement in fuel economy over 4-speed automatic transmissions available in today's cars. Other new features would include a wider gear ratio span, a compact design, and higher torque capacity. The new transmission would be available in mid-to-late decade on front-wheel-drive cars and SUVs.
A bold, gold, open-air coupe may not be the ticket to automotive nirvana for every consumer, but Lexus’ LF-C2 concept car certainly turned heads at the recent Los Angeles Auto Show. What’s more, it may provide a glimpse of the luxury automaker’s future.
The complexity of diesel engines means optimizing their performance requires a large amount of experimentation. Computational fluid dynamics (CFD) is a very useful and intuitive tool in this, and cold flow analysis using CFD is an ideal approach to study the flow characteristics without going into the details of chemical reactions occurring during the combustion.
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