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May the flow force be with hydraulic systems In terms of the flow forces in spool valves, the systems engineer can use flow-force-compensated valves to simplify system design and reduce stability issues that might occur when the valve interacts with other parts of the system.

Natural bodies Researchers explore the benefits of natural fibers-coconut fibers, in particular- in the construction of novel hybrid composite-molded body panels.

A model in aftertreatment A look at 1-D numerical models, based on chemical kinetics derived for real-world catalysts, for a vanadium oxide ammonia SCR catalyst and a PGM-based DOC.

Bringing the Leaf to life Chief Engineer Hidetoshi Kadota leveraged 20-plus years of electrification experience in the development of Nissan's new EV. Making a mass-market EV Nissan's Director of Product Planning and Advanced Technology Strategy details the leaf's journey from concept to production. Power from within A new motor and inverter system have been developed simultaneously as the dedicated electric powertrain of the Nissan EV. Staying within range The Leaf comes standard with many features designed to help ease fears of running out of "juice."

Prime time for batteries Forecasts very on how many, and when, electrified vehicles will hit the streets, but auto and battery makers are ramping up efforts like there's no tomorrow. In energy storage, materials matter Batteries being electrochemical devices, innovation and advances in chemistry and materials are key to what everyone agrees is the need for improved performance and life. Comparing thermal characteristics of Li-ion celss Most Li-ion battery suppliers require that the cell temperature be as uniform as possible to achieve optimal battery performance and avoid battery system failure. But some materials in Li-ion cells have low thermal stability. The world plugs into EVs As matters begin to settle in terms of connector types, charge-station makers are ramping up to meet the needs of a growing population of plug-in vehicles.

One souped-up EV North Carolina-based Li-ion Motors draws upon the region's motorsports heritage to engineer and build what it calls the world's first all American-made electric supercar. Inductive charging gets green flag U.K.-based start-up HaloIPT partners with Drayson Racing to bring 'dynamic' wireless charging to electric racecars.

Formula SAE-a winners again Monash University took the top spot in the 2010 Formula SAE-Australasia student competition for the second year in a row. Dual-fuel lab engines achieve high efficiencies, low emissions Experiments conducted by researchers at the University of Wisconsin-Madison as well as at Oak Ridge National laboratory demonstrate that partial blending of two fuels in the cylinder can promote a more ideal combustion process. Detroit motor show Small and efficient cars stole the show at the recent North American International auto show. nextgen today and tomorrow The FAA has reached a major milestone on the next generation air transportation system initiative to modernize America's national airspace system.

The buzz about electric aircraft Emissions limits force the aviation industry to study hybrid and battery-electric propulsion systems. Car-to-X marks the secure beamforming spot Intelligent networking of cars and infrastructure promises a future of enhanced active safety and traffic efficiency, though as an open and decentralized system, car-to-X is exposed to various attacks against security and driver's privacy. Talking big A look at factors that should be considered by OEMs when implementing a telematics solution in the heavy-duty on- and off-highway mobile equipment markets.

Road to lab to math Embry-Riddle Aeronautical University students designed a biodiesel-fueled power-split extended range electric vehicle for the latest ecocar challenge. Deep (Orange) Dive Cu-icar teams with industry to complete a student-engineered and -designed extended- range EV. Trends impacting military and defense engineering Industry leaders discussed a number of pressing issues- ranging from the need for more young engineers to significantly compressed design cycles- at the recent SAE Commercial Vehicle Engineeering Congress. Shifting gears smoothly Kleine, a 30-year veteran of Cummins Inc. and former SAE Commercial Vehicle VP, seeks continuity over change as he moves into SAE's driver's seat.

SAE Supermileage champ achieves 2158 mpg Teams of collegiate engineering students show pathways to amazing vehicle fuel efficiency inthe 32nd annual competition, making the top 10 meant beating 500 mpg! Engineer employment study reveals positive hiring trends A recent study from SAE analysts suggests that the future may be looking up for mobility engineers on the job hunt. Oklahoma's active Aero attack Students at the University of Oklahoma have spurred new ideas for aerodynamics development in Formula SAE with their newest wing package. SJSU grad, GM engineer receives Rumbaugh Award Rumbaugh Award recipient Randy Floresca says being involved with SAE was key to securing his current job. Electronics take the lead in the motorcycle race Bike-industry engineers are integrating electronic and electrical technologies in the quest for higher performance, more features-and zero emissions.

A new model for University research The robotics team at Carnegie Mellon University innovates with a new approach for the funding and commercialization of University research. Automotive and Aerospace engineering education: today and tomorrow Student opportunites in specialized programs continue to grow. Lamborghini is bullish about new flagship Of all the models making their world debut at the 2011 Geneva Motor Show, Lamborghini's Aventador LP 700-4 could claim top honors for new technology. B-Max launches downsized EcoBoost engines The small B-Max MAV uses familiar Ford "kinetic" design cues. Diesel/electric-drive military vehicle at Chicago auto show A military vehicle is designed to perform specific missions, not serve as an environmental showcase.

Technology crosses industry borders Between the commercial- and military - vehicle markets, knowledge sharing and tech transfer benefit both in areas such as vehicle electrification and alternative fuels.

Safety steps up Electronic controls let suppliers improve safety without sacrificing reliability.

An active ride Advanced suspension technology helps SUVs meet often conflicting requirements to perform better off road and on.

CAE simulation and test advance together With increasing pressures on companies to develop products faster with less cost, CAE simulation and physical test forge stronger ties.

Designing batteries for longer life Engineers at battery makers are striving to boost life by carefully balancing charge rate, cooling, safety margins, casing size, and protection.

Perking up fatigue analysis with simulation Using CAE simulation tools for fatigue and durability offers advantages to off-highway equipment engineers as they have grown in capability.

Enlisting aluminum The need for lighter weight and better efficiency has led to oncreased application of aluminum armor plate for military vehicles.

Materials' effect on aftertreatment Researchers from Tenneco discuss DPF acoustic performance through an evaluation of various materials and conditions.

Losing weight with lost foam casting Equipment made with lightweight materials can improve fuel consumption and increase available payload capacity.