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Viewing 151 to 180 of 5673
2014-03-04
Magazine
Touch-less control coming to cars Use of proximity and gesture-recognition systems in auto cockpits could rise fifty-fold within a decade. Forming a strong bond Multi-material vehicles are becoming more prevalent as automakers attempt to reduce vehicle weight and boost fuel efficiency. Selecting the proper adhesive is critical when bonding dissimilar materials. SAE 2014 World Congress preview special section: 'Creating New Possibilities' Host company Hyundai and Tier 1 Strategic Partner, Delphi, established "Creating New Possibilities" as the theme for this year's premier engineering event taking place April 8-10 in Detroit's Cobo Center. This special Congress preview section uncovers some of those possibilities, featuring insights from the event's executive leadership; details of a Delphi/Hyundai advanced engine program; highlights from the technical program in the areas of powertrain, materials, testing and simulation, electronics, interiors, and body/chassis; and more.
2014-03-04
Magazine
What's New at ConExpo/IFPE More new products and technologies that companies plan to showcase at this year's ConExpo-Con/Agg, which is co-located with the IFPE fluid-power event in Las Vegas from March 4-8, are previewed. Gearshift actuator dynamics in a dual clutch transmission The emergence of tougher environmental and fuel efficient legislations have triggered exploration and advance toward new and better vehicle transmission technologies. Software makes solid impact Programs are helping hydraulic systems do more while reducing operator workloads. Damping out booming noise NVH improvement techniques are gaining traction with the goal to improve the quality perception of off-highway equipment performance and operator comfort.
2014-03-01
Magazine
The future for electric and hybrid vehicles in India Technical and political challenges alike have held back the electric and hybrid market, but there are signs of hope. Flex-fuel snowmobile challenge results in improved efficiency and lower emissions Noise and exhaust emissions of recreational snowmobiles have come under increased scrutiny by the U.S. federal government. Students from Kettering University take on the design challenges of meeting or exceeding such regulations. Actuator dynamics in a dual clutch transmission The emergence of tougher environmental and fuel efficient legislations have triggered exploration and advance toward new and better vehicle transmission technologies.
2014-02-18
Magazine
Synergistic opportunities abound The horizontal deployment of technologies and knowledge evident in mass-market personal mobility needs to be scaled up in magnitude and performance for commercial vehicles. Q&A with Dr. V Sumantran The Hinduja Group's Executive Vice Chairman talks about his company's award-winning vehicle and related commercial-vehicle topics. The future of electric and hybrid vehicles in India Technical and political challenges alike have held back the electric and hybrid market, but there are signs of hope.
2014-02-11
Magazine
Inside the cell walls The high cost of lithium-ion batteries is a prison that has largely kept electric vehicles off the street; the keys to their release are more effective—but not more expensive—cell chemistries.
2014-02-06
Magazine
What's New at ConExpo/IFPE A preview of some of the new products and technologies that companies plan to showcase at this year's ConExpo-Con/Agg, which is co-located with the IFPE fluid-power event in Las Vegas from March 4-8. Injection strategies for improving emissions characteristics Premixed charge compression ignition reduces NOx and soot emissions, but requires the optimization of the injection timing and pressure, fuel mass in pilot injection, and EG R rate. Systems that talk together, are efficient together Design teams take a holistic view, linking engines, transmissions, hydraulics, and aftertreatment systems to boost efficiency and performance. Managing the deluge of data The model-based development (MBD) process has been a key enabler of technical advancement in the transportation industry; however, the MBD process leads to the generation of large volumes of data artifacts and work products.
2014-02-04
Magazine
Designing for downforce Airflow is paramount for performance vehicles, which require aerodynamic enhancements to promote high-speed stability and greater cornering capability. Powering a drive to higher voltages 48-V systems are likely to power a new generation of functions including stop-start technology. Managing the deluge of data The model-based development (MBD) process has been a key enabler of technical advancement in the transportation industry; however, the MBD process leads to the generation of large volumes of data artifacts and work products. To maintain efficiency while continuously improving the quality of products, it is necessary to be able to manage this data in an efficient manner. A vision for SAE's future Longtime GM engineering executive and STEM education supporter Daniel M. Hancock brings a focused approach to his term as SAE International President.
2014-02-03
Magazine
Thermal simulation and testing of expanded metal foils for lightning protection With the implementation of major aircraft structures fabricated from carbon fiber reinforced plastic materials, lightning protection has become a more complicated issue for designers and engineers to solve. Electronics take charge Digital controls are handling more engine control tasks on a wider range of aircraft.
2014-02-01
Magazine
Evaluation of heavy-vehicle aerodynamic drag In an attempt to achieve a balance between Reynolds number, model scale, and tunnel blockage issues, a 1:3 scale heavy-vehicle testing program has been initiated at the Monash University 1.4-MW wind tunnel. Validating performance suspension parts advances A forum at the 2013 SEMA Show discussed three approaches to ensure performance parts compliance with Federal Motor Vehicle Safety Standard 126. Panelists also explained how simulation data, and kinematics and compliance measurements, can improve performance parts design. Active safety starts in the pilot's seat Dassault Aviation's next-generation integrated digital avionics systems contribute to enhanced air safety in civil applications. Chevrolet ups the performance ante with MY2015 Corvette Z06 Stiffer-bodied sports car gains wind-aided performance with supercharging and downforce for faster lap times.
2014-01-16
Magazine
Tighter communications help OEMs meet tighter regulations Closer links between powertrains and hydraulic systems cut fuel usage and emissions while improving efficiency.
2014-01-15
Magazine
Active safety starts in the pilot's seat Dassault Aviation's next-generation integrated digital avionics systems contribute to enhanced air safety in civil applications.
2014-01-14
Magazine
Picturing a brighter future Displays are becoming a central focus for automotive interior design, forcing engineers to examine myriad trade-offs related to size, resolution, and supporting electronics.
2013-12-18
Magazine
Fuel cells for auxiliary power OEM and supplier researchers explore the benefits of utilizing solid-oxide fuel-cell APUs to help meet heavy-duty truck anti-idling requirements. Safer EV batteries could enter the crush zone ARPA-e targets "robust" batteries that not only bear loads but also absorb crash-impact energy to save weight.
2013-12-12
Magazine
Achieving efficiency via virtual validation Model-based design and V-Cycle-based development processes address the need for managing complexity, and to some extent, efficiency in product development.
2013-12-03
Magazine
New technologies for 2014 OEM and supplier engineers are all about technical innovation. In this special feature, Automotive Engineering International highlights (in no special order) some notable ones debuting on 2014 models.
2013-12-02
Magazine
Managing positioning integrity Thales has established a new reference system to comply with the most demanding RNP-AR navigation procedures. Business jets wait for the uplift A look at how the global executive jet market is fighting back after a hard few years.
2013-12-01
Magazine
UK plc? It's the only place to be! Where is the best location for global car makers and suppliers to grow their businesses and research and development? The UK, says AIO's Joe Greenwell, without hesitation. Ian Adcock reports Time for a rethink A free-piston IC generator has been developed for range-extended hybrids. Steven Ashley looks at the implications One champ, two contenders Breakthrough battery technology and electric power assist are the key factors that will accelerate the transition to 48 volts, says Ian Adcock
2013-11-25
Magazine
Q&A with Dr. Pawan Goenka The Executive Director & President-- Automotive & Farm Equipment Sectors, Mahindra & Mahindra Ltd. answers questions on a range of subjects such as auto fuel efficiency, emissions, alternative fuels, safety, telematics, manufacturing, and sustainability. Advances in surface engineering Newer materials with improved properties can enhance the properties of the working surfaces of cylinder components for the demands of increased temperatures, pressures, and corrosive atmospheres and still satisfy performance and life requirements. E-mobility opportunities in the Indian ecosphere The Prime Minister of India in January 2013 unveiled the National Mission on Electric Mobility and formed a National Board of Electric Mobility to fast track e-mobility for India through industry-government partnerships.
2013-11-07
Magazine
Tackling biodiesel's technical challenges Caterpillar researchers are working to mitigate biodiesel's negative effects on engine components and aftertreatment systems. More for less Telematic systems are offering more features and functions for lower prices. Improving actuation speed and controllability With high-speed hydraulic proportional valves, the performance of existing cam phasing systems can be improved or the actuation mechanisms can be applied directly to engine valve actuation.
2013-11-06
Magazine
Simulation supports aircraft safety From analyzing crashes to hard landings, the industry is evolving in how much it relies on CAE simulation to provide safer aircraft designs. As aircraft systems become more complex, simulation itself is evolving as well.
2013-11-05
Magazine
Tackling biodiesel's technical challenges Engineers and researchers are working to mitigate biodiesel's negative effects on engine components and aftertreatment systems. Lightweighting with iron Grede throws advanced ultra-high-strength cast ductile iron into the lightweight-materials ring for commercial-vehicle chassis and powertrain applications. Silicon takes over Semiconductor suppliers are altering materials so automakers can add functions and improve reliability.
2013-11-01
Magazine
New contender for the World Solar Challenge Splitting the solar power supply from the aerodynamics was the innovative approach taken by the U.K.-based Cambridge University Eco Racing Team. Mobility in the 21st Century for India: planning and creating multimodal transportation systems India's rapidly growing population has made transportation systems unable to effectively keep up with demand, losing the country untold man-hours and wasting money. 2014 Corvette: 460 hp, 30 mpg, 1 g, $52,000 No other sports car can match the C7's combination of performance, value, and overall efficiency. Chief Engineer Tadge Juechter provides insight on executing a masterpiece.
2013-10-25
Magazine
BMW i3 was born electric The carbon-fiber-bodied city car is the German automaker's first series-production entry into the electric-vehicle space. High temperatures narrow material choices for electrified vehicles One of the biggest challenges confronting electric and hybrid-electric vehicle designers today is how to manage the high temperatures stemming from the electrical losses associated with high-power electronics.
2013-10-22
Magazine
Taming automotive complexity with digital optimization From helping automotive engineers develop lighter structures to delivering fewer defects in manufacturing, digital tool providers are continuing their push upstream in the engineering process.
2013-10-17
Magazine
Heavy-duty composite brake crack prediction Engineers used both analytical and dynamometer data to determine the damage tolerance of a selectively reinforced aluminum MMC brake drum, which provided some answers but left a lot of questions.
2013-10-04
Magazine
Exhausting Possibilities A novel herringbone design of exhaust catalyst could be the 'Eureka' moment for emissions reductions, says ACAT Global's CEO Joseph W Moch. Ian Adcock tries to unravel the story behind it A right royal performance An interior influenced by the Jubilee celebrations? James Brewer finds out more Virtually, the real deal OEMs want faster time to market, reduced development costs and ever more sophisticated testing. Ian Adcock reports
2013-10-01
Magazine
High hopes or just dreaming? A look at how Asia's aircraft manufacturers are trying to break into new markets to challenge the status quo. Camelina-based biofuel shows advantages in turboprop Researchers within the government of Canada see the need to improve the emissions performance of the Rolls-Royce T56 engine, which despite its age remains a workhorse for its military aircraft fleet.
2013-10-01
Magazine
Chrysler sees the ICE future The three-year, $30 million Multi-fuel Multiair R&D program with the U.S. DOE is nearing completion. Here's what Chrysler Powertrain engineers have learned as they try to achieve a 25% fuel-efficiency gain. Counteracting cyber-attacks As vehicle systems become more complex and interact with more internal and external elements, the potential for outside intrusion and tampering increases for both vehicles and the transportation infrastructure. Kia moves upscale with 2014 Cadenza The all-new premium sedan is the Korean automaker's 'most technologically advanced' vehicle ever on U.S. roadways. 2014 Corvette: 460 hp, 30 mpg, 1 g, $52,000 No other sports car can match the C7's combination of performance, value, and overall efficiency. Chief Engineer Tadge Juechter provides insight on executing a masterpiece.
Viewing 151 to 180 of 5673