• Getting a grip on AWD efficiency
      The safety and performance benefits of all-wheel drive are undeniable, but so are the penalties of added weight, friction losses, and complexity. Clever axle disconnects and E-axles are driving future AWD developments.
    • E pluribus unum
      Inputs from many sensors are being combined to give safety systems a true vision of vehicle surroundings, with the resulting sensor fusion becoming a mainstay of autonomous vehicle electronics.
    • Lightweighting poses repair challenges
      Mass-produced aluminum bodies and mixed-material structures present challenges for assembly and repair, as automakers increasingly pursue these lightweight strategies.
    • Setting the standard
      Meggitt CTO Emeritus begins term at helm of SAE International, seeks to encourage cross-sector relations, elevate image of SAE as aerospace industry leader.
    • Hard to answer
      Technical and personal issues make it challenging to link smartphones to vehicles.
    • New OGeco hybrid transmission is a space-saver
      Finding space for an electric motor, battery, and all the controls that go with them while still providing sufficient 5-passenger cabin room and trunk/luggage capacity is a challenge.
    • Mazda enters subcompact crossover segment
      Mazda dove into the burgeoning market for subcompact crossover SUVs with the 2014 Los Angeles Auto Show introduction of the CX-3, a stylish new tall wagon built on the platform of the new Mazda2/Demio.
    • 2015 Hot Technologies
      Our annual year-end review of new and significant technology applications for the upcoming model year's vehicles.
    • Can Toyota's Mirai be the next Prius?
      Toyota's first fuel-cell car has a range of 300 miles, fills up in 5 minutes, and accelerates from 0 to 60 mph in about 9 seconds.
    • Integrated automotive gateway can enable connected cars
      One of the biggest challenges connected cars pose is the integration of information and consumer electronics into the car and ensuring connectivity among them.
    • 2015 engines ride a technology tidal wave
      Powertrain engineers are diving deeper to find new ways to make light-duty power units more efficient without compromising performance.
    • Connectivity for comfort
      Seat suppliers such as Continental, Johnson Controls, and Faurecia pursue 'networked' seats to enhance safety, personalization, and comfort.
    • Assembling aluminum vehicles in volume
      Ford's 2015 F-150 pickup pioneers high-volume mass-production of lightweight aluminum car and truck structures.
    • Outlook for autonomous driving includes cloud
      Connectivity with off-board data and services and among vehicles will be crucial in maintaining safety and security in future autonomous vehicles.
    • The next wave of crash simulation
      As computing speed has improved and software itself has made significant speed and performance gains with each release, modeling tools are now quick enough to build high-quality, large, high-detail vehicle models in a very efficient manner.
    • SAE 2014 Convergence preview
      Interest in advanced driver-assistance technologies is surging, with automotive engineers and decision makers at OEMs and suppliers working feverishly on the convenience vs. safety trade-off and other electronics-related challenges.
    • Cooled EGR shows benefits for gasoline engines
      Exhaust gas recirculation systems now in use on diesel engines are used mainly to meet emissions regulations. In gasoline engines, they are an appealing way to meet ever more stringent fuel-economy standards
    • Women in Vehicle Engineering
      Across the industry, talented women are ascending the engineering-career ladder at higher rates than ever before, but they continue to face challenges in a male-dominated industry. In this Special Report, AE speaks with current and future industry leaders from U.S., European, and Asian OEMs, academia, and other experts, and analyzes data, to assess progress to date and plot the future of this critical and dynamic professional trend.
    • Fuel cells
      As higher-volume mass production gets underway, OEMs and suppliers are finetuning their capabilities.
    • 2015 New Vehicle & Technology Preview
      Automotive Engineering editors take a look at some of the more intriguing new models, including GM's full-size SUVs, BMW's i8 plug-in-hybrid sports car, Acura's TLX sedan, and Ford's F-150 full-size pickup truck.
    • Picturing the map for smoother rides
      Next-gen A/C
      As conventional vapor-compression cooling technology faces phase-out, what could take its place? The U.S. Department of Energy's ARPA-e has funded research to help answer this question.
    • Steel red-hot for weight reduction
      The steel industry's focus to remain a top material choice has not diminished, especially with automakers and suppliers looking for ways to lightweight passenger vehicles to meet the U.S. government's 54.5-mpg fleet average requirement in 2025.
    • Global Viewpoints
      The latest strategies are investigated for vehicle development by automakers and major suppliers.
    • Sports cars embrace array of green technology
      IMSA Tudor United SportsCar Championship promotes a variety of green technologies to link racing to the road.
    • More gears, more challenges
      Many strategies, as well as key software and hardware aspects related to controllers, networks, sensors, and actuators, must be considered to keep automatic transmissions shifting smoothly as more gears are added to improve fuel economy.
    • Advancing structural composites
      Industry experts address the opportunities and challenges involved with moving toward composite-intensive vehicles, including Nissan's effort to produce a high-volume, fully recyclable composite liftgate with low metal content.
    • Systems-engineering a new 4x4 benchmark
      Chrysler Powertrain teamed with AAM to create the industry's most capable, sophisticated-and arguably most fuel-efficient-AWD/4WD driveline. Top engineers talk about their collaboration.
    • Achates aims at 2025 light-truck power
      After more than a decade of steady development, Achates Power's opposed-piston two-stroke diesel is impressing powertrain experts with its test results and pace of technical progress.
    • Lighter, stronger chassis
      Development of a new high-strength aluminum casting alloy for the production of suspension components.
    • Driving good dynamics
      How the demands of safety, light weight, ride, and handling can be brought together to create cars of character.
    • No hands, lots of brains
      A hefty amount of computing power built with new hardware and software architectures will be needed when vehicles begin taking over more of the driving tasks.
    • Aerodynamics and flow simulations come of age
      With the advent of faster computers, engineers are using CFD software as a practical tool, shaping designs early in the product development cycle. The challenges today are in how best to use it and by whom.
    • New rules shuffle the F1 deck
      New turbocharged hybrid-electric power units and revised aerodynamics may scramble the familiar order in Formula One for 2014.
    • Stars of the show floor
      The editors of Automotive Engineering annually select from among SAE World Congress exhibitors the technologies that meet their criteria for a coveted Tech Award. Judging is based on level of design and engineering innovation, uniqueness, potential for 'real world' production application, and potential benefit for industry customers and end users. Read on for articles on the five SAE 2014 Tech Award winners, followed by briefs on additional show-floor highlights that we call 'What's New.'
    • Alternative fuels face challenges
      With gasoline prices seeming to stabilize and fuel economy measures taking hold is there a compelling need for alternative fuels? Automotive engineers offer some surprising reasons why there is.
    • 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.
    • 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.
    • 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.
    • 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.
    • 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.
    • 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.
    • 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.
    • Mercedes anticipates the future with new S-Class
      Mercedes-Benz, using networked electronic systems (sensor fusion), is introducing on its new S-Class a step-change suspension system that can 'see' (via a stereo camera) the road surface ahead and make ultra-high-speed decisions on how to deal with it.
    • Toyota engineers a shine into the 2014 Corolla
      In an effort to stay competitive with a car that has been on the market for 47 years, Toyota will offer an all-new Corolla for 2014 with a CVT with intelligent shifting and standard LED headlamps.