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Aerospace Engineering 2011-04-27

2011-04-27
Rhenium on the rise One of the rarest elements in the Earth's crust, rhenium featurse unique properties that make it desirable for various industries, including applications in aerospace such as jet engines.
Magazine

Aerospace Engineering 2011-03-23

2011-03-23
Global engineering challenges grow For the past thirty years Boeing and Airbus have ruled the commercial skies, developing and supplying thousands of airplanes seating from 120 to over 500 passengers. Emerging markets may make the skies a bit more crowded.
Magazine

Aerospace Engineering 2011-04-13

2011-04-13
Simulation-driven design System-level design automation technologies can be used to increase the specification quality and accelerate the design process to gain competitive advantage.
Magazine

Aerospace Engineering 2011-06-08

2011-06-08
Avionics go to war Advanced helmet sight systems are being designed to help the situational awareness of those pilots who actually still fly aircraft, while also being seamlessly integrated with the aircraft itself. Model military engine behavior While the concept of a variable cycle engine is not new, recent advances in engine architecture technology suggest that adding a second bypass stream to a traditional turbofan can provide significant benefits. Alternative seals for alternative fuels When considering seal compatibility an aircraft from traditional jet fuel to a synthetic fuel presents an interesting technical challenge that has both financial and practical considerations, especially for aircraft that are already in service.
Magazine

Aerospace Engineering 2011-03-02

2011-03-02
Materials become design, design becoems function Once things you could hold in your hand, materials have become more design ideas than entities, and the designs themselves are transforming into operational activity. The next steps in flight A look at sero engine and assembly developments as commercial airframe and engine manufacturers begin the biggest battle of all-for next-generation short-haul jet aircraft sales. 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. Stacking the material deck for the 787 Combinations such as composites and titanium being used in future aircraft programs can be very challenging when drilling holes during manufacturing and assembly operations.
Magazine

Automotive Engineering International 2011-03-01

2011-03-01
Future testing of active safety systems To speed up the introduction of active safety systems, efficient standardized test programs are needed, including alternatives to test-track testing. Engine management on a budget Tata Technologies engineers at the recent SAE Convergence event provided an inside look at how they developed the Nano's low-cost EMS and reduced development time and cost with extensive use of modern tools. Racing for the green Changes are coming to Indy Car and Formula One to focus on green technology that applies to production vehicles. Taking strides together SAE 2011 World Congress host company General Motors touts teamwork as a way to expand industry knowledge and encourage energy efficiency.
Magazine

Automotive Engineering International 2011-08-02

2011-08-02
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. Engineering everywhere Companies are increasingly leveraging global resources and tools to help develop products faster and more cost-effectively.
Magazine

Automotive Engineering International 2011-02-01

2011-02-01
Shifting gears smoothly Richard E. Kleine, a 30-year veteran of Cummins Inc. and former SAE Commercial Vehicle VP, seeks continuity over change as he moves into the driver's seat of SAE International. Top new engines AEI editors highlight the most significant internal-combustion powerplants of the new year and beyond. Riding on in-wheel motors Researchers analyze passive concepts and new mechatronic suspension systems to ensure vehicle comfort and safety when using in-wheel motors with different torque requirements.
Magazine

Automotive Engineering International 2011-06-21

2011-06-21
On driver distraction, the 'eyes' have it There is disagreement among researchers about how significant a problem mind-off-the-road is, but everyone agrees it's a good idea to look where you're going.
Magazine

Automotive Engineering International 2011-05-03

2011-05-03
Weathering's day in the sun Before lighter-weight or recycled materials and components can make their way into vehicles, it is essential to understand how they react under the influence of weather.
Magazine

Automotive Engineering International 2011-06-07

2011-06-07
Small car, big project Vehicle Line Executive for the Fiat 500, Joe Grace, talks about bringing the iconic car to North America and the collaboration between engineers in Turin and Detroit that helped make it happen. Girding the grid for EVs Public electric utilities such as Detroit Edison have a virtual role to play in cultivating the electric vehicle market. Progress, new innovations spur GM;s fuel-cell development Fuel-cell program Executive Director Charlie Freese reveals the ongoing technical progress aimed at making FCVs part of GM's production vehicle portfolio later this decade. Planning the future of PLM and 3-D virtual tools The product-development revolution that began with CATIA is only beginning, says Dassault Systemes' CEO Bernard Charles.
Magazine

Automotive Engineering International 2011-07-05

2011-07-05
What drives Jaguar Land Rover Group Engineering Director, Bob Joyce, reveals how his company's own- and the auto industry's- overarching strategic engineering and business priorities can be met now and in the future. PSA puts weight behind hybrids With their race and rally expertise, company leaders such as Christian Chehab, General Manager of Transmissions and Hybrid Projects, understand the importance of developing technologies to reach the environmental podium. Lotus prepares to blossom again As the company moves ahead with its five-year model plan, CEO Dany Bahar pledges quality, pragmatism, radical weight saving, and added DNA. Multimaterial collaboration Composites and aluminum are at the heart of Audi and lamborghini's multimaterial approach to R&D, production. Taking control of electrification Control systems are key components not only for battery packs in electrified powertrains but also havea big role to play in power consumption throughout the vehicle.
Magazine

Automotive Engineering International 2011-04-05

2011-04-05
AEI Best Engineered Vehicle 2011- Chevrolet Volt General Motors' pioneering E-REV eliminates range-to-empty worries with a cleverly engineered powertrain that makes Volt the right EV at the right time- and AEI's Best Engineered Vehicle for 2011. Government boost key to biofuel future Biofuel companies are determined to become viable on their own but want continued government assistance if oil companies receive assistance, too. More from less Trimming fuel consumption and emissions requires higher voltages, greater computing power, and more money. Finding the right balance Engineers identify key technology trends such as the necessity for lighter, smaller engines and vehicles- and stress that managing trade-offs is an especially tough challenge. Automotive Engineering International 2011 tech awards The editors of Automotive Engineering International preview the most innovative supplier technologies to be displayed April 12-14 in Detroit at the SAE 2011 World Congress.
Magazine

SAE Off-Highway Engineering 2011-02-17

2011-02-17
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.
Magazine

SAE Off-Highway Engineering 2011-04-14

2011-04-14
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.
Magazine

SAE Off-Highway Engineering 2011-03-31

2011-03-31
Natural bodies Researchers explore the benefits of natural fibers-coconut fibers, in particular- in the construction of novel hybrid composite-molded body panels.
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