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Viewing 1 to 30 of 16862
2016-04-08
Magazine
Software's role continues to expand Design teams use different technologies to create new software and link systems together. Emissions regulations and engine complexity With the European Commission announcing a Stage V criteria emissions regulation for off-highway, scheduled to phase-in as earlly as 2019, there will be an end to a brief era of harmonized new-vehicle regulations. Will this affect an already complex engine development process? Evaluating thermal design of construction vehicles CFD simulation is used to evaluate two critical areas that address challenging thermal issues: electronic control units and hot air recirculation.
2016-08-16
Magazine
Types of aircraft passenger-escape systems An overview of existing and potential new methods for assuring aircraft occupant safety. SAE Skill India Initiative: S2I2 A new SAEINDIA collaboration aims to help young engineers acquire "industry-ready" skills. A technology-driven sustainable-agriculture solution Pumping more air into the cylinder is key to solving the CAFE puzzle, and engineers are hard at work figuring out the best ways to do it with turbocharger and supercharger innovation. Rotorcraft icing computational tool development 3D printing machines can't be built fast enough In the additive-manufacturing world, the costs of components are dropping, the technology is becoming more reliable and parts are fabricated faster, allowing industries beyond aerospace to adopt additive technologies, says Oak Ridge Lab's Ryan Dehoff.
2010-11-01
Magazine
Competitions demonstrate effectiveness of project-based learning Mississippi State University students designed and fabricated award-winning hybrid-electric vehicles with support from industrial mentors. The journey of Lakehead University's rookies (of the year) Ryan Clark, communications manager, tells the two-year story behind a Formula SAE team with meager resources but big dreams. Chevrolet Volt When General Motors management approved its 2011 E-REV for production, the batteries-and other technologies-did not exist. Finding off-highway's top model Modeling, simulation advances help engineers get complex designs to market quickly. Behavioral interviews-3 steps to great answers Sometimes referred to as a competency-based interview, how a candidate responds to questions about previous behaviors can make or break the chances of landing a job.
2010-02-25
Magazine
Metering hydraulic characteristics Multidimensional simulation is increasingly applied to the investigation of the fluid dynamics behavior of hydraulic components.
2010-02-01
Magazine
Giving the blind the freedom to drive A Virginia Tech student team answers a call to action by the National Federation of the Blind's Jernigan Institute. 'Ultimate Youthmobile' of 2030 At the 2009 LA Auto Show, California designers envision the future. BMW's six-cylinder motorcycle Concept points to possible production bike. Modeling and simulation put emphasis on early planning The shift to model-based design and simulation is changing the way aircraft are designed, shifting the focus to the early phases of development. Early planning is critical for success, as is establishing techniques that ensure that files move freely between various work teams.
2010-10-01
Magazine
A 'defensive' approach Oshkosh Corp. is providing executive leadership for this year's SAE Commercial Vehicle Engineering Congress, placing more emphasis on the military and defense businesses, and how those activities align with the commercial vehicle industry. Hybrid and mighty Having gained popularity un the automotive sector, many suppliers of hybrid drives are engineering their battery-electric offerings for the off-highway market. Customers, in turn, are experiencing major gains in efficiency and economy. Finding off-highway's top model Modeling, simulation advances help engineers get complex design to market quickly. Roll your own Technological advances into autonomously controlled vehicles facilitate road trains and troop support.
2012-10-23
Magazine
Seeking validation Increased system complexity poses new challenges for software design and ECU system validation, mandating the need for simulation tools that can easily handle the complexity, while providing cost-effective, industry-proven verification tools and processes. Mapping the road to 54.5mpg Part 1 of AEI's three-part series looks at the CAFE challenge and the product-development options being weighed to meet it-while engineers look forward to the critical 2018 mid-term review.
2012-03-06
Magazine
Safe and sane Driver distraction, demand for connectivity, and infotainment raise new challenges in combining consumer technologies and cars. Thin on the inside Seat suppliers apply ingenuity to reduce the weight of traditional steel seat frames while trimming away foam to make smaller cars roomier. Early simulation enhances product development While simulating before design may seem to upend the traditional view of product development, many companies are realizing the benefits.
2012-10-25
Magazine
When fuel cells fly Emerging hydrogen and fuel-cell-based technologies are being developed for the future replacement of onboard electrical systems in more-electric or all-electric aircraft. Motor controls spin forward Improved power handling and software advances make electrified powertrains more competitive. Multiple controllers adds to EV complexity Model-based design has revolutionized the way products are developed, with design shifting from parts to the whole.
2012-04-19
Magazine
Combating complexity with model-based development System and software life-cycle management processes and tools that encompass all phases of the product, from concept to end of life, are essential to meet today's innovation and quality demands.
2012-02-23
Magazine
Hydraulic architecture strategies Researchers compare two different rule-based power-management strategies, in terms of their resultant fuel consumptions, through a simulation study as applied to a hybrid hydraulic multi-actuator displacement controlled system.
2012-01-12
Magazine
Cummins digs in with high-speed diesel Cummins started with a clean sheet, and some legacy technology, for what it describes at the most powerful highspeed diesel ever built.
2012-09-28
Magazine
Shed a few joules with better aerodynamics A team of engineering students from Laval University has managed to reduce the energy demand due to wind resistance of its Supermileage vehicle by 10% after carefully designing a new vehicle body with a 25% larger frontal area. Telemetry helps Formula SAE team close the loop on design Once a year, a team of students at Virginia Tech get to do something that ought to put a grin on any aspiring engineer's face: build a racecar. Unconventional steel wheel designs The drawings done by collegiate students for a steel wheel design competition had industry professionals thinking about future production possibilities.
2012-05-03
Magazine
Perkins Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Sustainability matters Cummins Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Ready for more Eaton Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Unskew the talent system and build a sustainable future Sauer-Danfoss Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Value-added engineering takes time out of the equation Bosch Rexroth Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Focusing on technology, for sustainability Mentor Graphics Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Knowledge-keep it, don't lose it Dana Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Sustainability driven by technological innovation and global footprint MathWorks Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Moving toward sustainable product development with model-based design TDT Insights into sustainability: Environmental, economic, and/or societal goals for a successful, and long-lasting, off-highway industry. - Aerodynamic design methodology meets commercial challenges in off-highway industry
2011-07-13
Magazine
Aerospace, metrology, and data- a growing web of connection Developing metrology programs efficiently in aerospace development using CAD models and simulation means the industry needs to adapt to new challenges.
2011-04-13
Magazine
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.
2015-09-01
Magazine
UMich-Ann Arbor team takes home Baja season's Iron Team Award Cornell University also had a strong 2014 season, but not strong enough to fend off Michigan Baja Racing. Georgia Tech and Warsaw University were double-winners at SAE Aero Design competitions University of Akron and University of Cincinnati were the other winners at the twin 3-class competitions, the former setting a record in the process. West Coast teams win 2 of 3 Formula SAE events Oregon State captures its fifth crown while Jose State enjoys its first overall victory and UPenn tops the electric field. Taking action early to conquer the STEM crisis Interest in STEM subjects falls precipitously as students progress through elementary and middle school.
2015-05-19
Magazine
Getting greener To meet upcoming fuel economy and emissions regulations, the developmental homogeneous charge compression ignition (HCCI) engine shows promise, but pursuit of more conventional engine technologies may be the better path. Highlights of Baja SAEINDIA The 2015 event, the 8th edition with the theme of Beyond Boundaries, was won by the College of Engineering, Pune. Rise of the underdogs Problem-plagued effort last year spurs Baja SAE team from VIT University of India to overhaul itself and its car. Testing reality in an increasingly complex design space Digital simulation tools have transformed the designing and testing of new aircraft, as well as the way they are manufactured and sustained.
2015-12-01
Magazine
Uncertainty quantification The technique is a must for next-generation simulation tools. Oil-pump sizing Researchers from Hinduja Tech investigate options for low friction and power consumption. The future of Indian commercial aviation The growth in traffic that airport modernization has supported has also made a significant contribution to the local and national economies, while the improved infrastructure has been positive for the perception of India in the global market. Driving EVs toward lower cost The race ison to reduce battery and electric-drive systems cost while improving efficiency. Powering on Rolls-Royce's Chief Engineer discusses new technologies that inspire current R&D design and evaluation work as part of its strategic roadmap for future big commercial programs. HMIs extend beyond the cab Telematic functions are being integrated into multi-function user interfaces.
2015-09-01
Magazine
Driving EVs toward lower cost The race is on to reduce battery and electric-drive systems costs while improving efficiency. Seeking ways to make better computer crashes New models and simulations help improve safety as software and hardware provide more realism to iterate designs more quickly. Evaluating aluminum bonds Adhesively joined aluminum alloy sheets present challenges that steel-adhesive joints do not. Ford researchers present a modified technique to inspect Al-adhesive joints in lab and production environments. Leading the attack on engine pumping losses Cylinder deactivation delivers real-world fuel economy gains, helping vehicles to meet and exceed their sticker numbers. That's why the downsized/boosted guys now want it on their engines.
2015-08-05
Magazine
Making sense of autonomy Industry offers a range of sensors that will free humans from many tasks while also improving reliability, though devising strategies that meet demanding requirements without breaking the bank is no easy challenge. Life-cycle planning-Design and calibration for ultimate efficiency The ultimate power of Big Data technologies relies on the implementation of new strategies. Unlike a traditional engine calibration process, in which only calibration test data and model simulation data are used, multiple source data introduced into the adaptive engine calibration process contributes to efficiency and cost reduction. The complicated future of off-highway engines Developing an optimum engine is getting tricky now that the European Union has established a Stage V for off-highway engines, and the U.S. has not. What effect will this have on future engine designs?
2015-12-02
Magazine
Improving heavy-duty engine component efficiencies Cylinder deactivation can improve fuel economy by using a reduced number of cylinders that operate at higher loads and thermal efficiency, while other cylinders are turned off, when the engine operates at partial load conditions. A switching roller finger follower is one of the technologies that help make it work. Pumping up hydraulic capabilities Electrohydraulic advances keep coming as distributed electronics flex their muscle. Tracking the trends in commercial vehicle communications Industry insiders at Molex offer what they think the future may hold for heavy-duty components in 24/7 communications systems. ADAS system validation It is crucial that different advanced driver assistance systems functionalities interact seamlessly with existing electronic control unit (ECU) networks.
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.
2014-12-04
Magazine
Making virtual vehicle design a reality A new virtual design approach for commercial vehicle concepts allows for purposeful design and integration of new concepts and technologies on the component level in an existing product portfolio, while not neglecting the need for standardization and modularity.
2014-11-30
Magazine
Riding on a high Rudi Schurmans and Ben Patel head up Tenneco's suspension and clean air divisions. Ian Adcock discovers what the automotive future holds for them Driverless revolution has begun! Breakthrough Photonic radar promises greater accuracy at lower cost, Ian Adcock discovers Winds of change are here Simulating aerodynamics will make a step-change in vehicle design, as Stephen Remondi, President and CEO of EXA, explains to Ian Adcock
2014-03-05
Magazine
Into the DEAP The Distributed Electrical Aerospace Propulsion project looks toward a future optimized integrated propulsion system that will allow cleaner, quieter, and more efficient performance to be incorporated into a radically innovative airframe that will feature enclosed electrically powered fans. 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.
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.
2014-05-01
Magazine
Simulating lightweight vehicles operating on discrete terrain Researchers characterize the mobility of autonomous reconnaissance vehicles on terrain considered to be deformable, and represented as a collection of bodies of spherical shape.
2014-06-02
Magazine
Europe's aerospace industry looking confident Apart from Airbus's highly visible presence in defense and commercial aircraft, Europe also has successful capabilities in helicopters, business jets, and aero engines, and in all these areas their global market share is growing. Comparing blade-element momentum modeling to 3-D CFD Many small unmanned aerial vehicles (SUAVs) are driven by small scale, fixed blade propellers, and the flow produced by the propeller can have a significant impact on the aerodynamics of the SUAV itself.
2014-07-09
Magazine
Simulations for safety Improved design tools let aircraft developers ensure that systems, software, and mechanical elements all work together.
Viewing 1 to 30 of 16862

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