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SAE Off-Highway Engineering 2012-02-02

2012-02-02
Easy to control Designers grab a range of technologies to create controls that are simpler for operators to use. Designing quiet off-highway equipment OEMs and suppliers are using new materials and innovative designs to reduce NVH for both vehicle operators and the environment. Using FEA in off-highway design The process of considering weld redundancy in virtual simulation is a complex way of ensuring that weldment design is robust enough to prevail over accidental weld redundancy that might occur during manufacturing. Efficient and effective leadership Frank O. Klegon, a 30-year SAE member and former product development VP at Chrysler, begins term as chief elective officer of SAE International. Making battlefield targets disappear The use of 'smart' special materials has the potential to radically alter the way military platforms are defended, and used.
Magazine

Autonomous Vehicle Engineering: January 2019

2019-01-08
Editorial Trust, testing and transition SAE Standards News SAE updates J3016 automated-driving graphic View from a Visionary Chris Urmson helped give birth to vehicle autonomy. His company, Aurora, is leading the technology to maturity and widespread adoption. Extending EV Range Using AV Programming Intelligent programming of autonomous electric vehicles offers potentially big energy savings, according to a study by IAV. Intel Study: Autonomous Vehicles Expected to be Common-in 50 Years New U.S. consumer survey sees most Americans "expect" AVs, though many currently fear the technology. Europe's Latest AV Testing Facilities Key for Swift Autonomous Adoption The need for data sharing and commonality in burgeoning AV technologies is bringing new meaning to the words 'proving grounds.' End Public 'Shadow' Driving! The best way to test and train AI for autonomous vehicles is through proper simulation, systems engineering, and an end-state scenario matrix.
Magazine

Autonomous Vehicle Engineering: July 2019

2019-07-05
Editorial The consolidation plot thickens The Navigator As the world turns to C-V2X, Europe picks WiFi Complexity of Autonomous-Systems Simulation, Validation Soars to the Clouds Scalable, cloud-based architectures are gaining greater acceptance for simulating and testing the myriad development aspects of automated driving. Connectivity Solutions for AVs The promises of fully connected autonomous vehicles are great, but so are the challenges. What M&E Can Teach the AV Industry About Data Media & entertainment offers important learnings on data retention, management, scalability and security. The Rodney Dangerfield of Automated-Driving Sensors Radar and lidar get all the attention, but Inertial Measurement Units are the backbone of sensor fusion. Suppliers are scrambling to make IMUs more accurate-and much less expensive. The Sense-itive Side of Autonomous Vehicles BASF is exploring how specific materials-and even paint colors and finishes-can improve the capabilities of AV sensors.
Magazine

Autonomous Vehicle Engineering: March 2020

2020-03-05
Editorial Autonomous 'Uncola' bubbles up The Navigator Cruise Origin points the way for AV architecture The Mind of Argo AI Co-founder and CEO Bryan Salesky brings a realistic approach to the self-driving technology "mission." Metamoto Goes Deep on AV Simulation Simulation based on the actual physics of vehicles and sensors continues expanding to replace millions of miles of potentially dangerous real-world testing. ZF Establishes Level 2+ ADAS Cost-effective technology solutions to meet diverse customer needs are what the "new pragmatism" in driver-assistance tech is all about. Senior VP Aine Denari explains. Lidar in a Flash Continental delivers a short-range 3D flash lidar sensor that's expected to find increasing application in commercial vehicles and off-highway ma-chines in 2020. Sensor Heat Relief Canatu's carbon nanobots keep critical sensor surfaces - and LED head-lamps - clear in sub-freezing weather.
Magazine

SAE Off-Highway Engineering 2008-12-01

2008-12-01
Electrohydraulic engineers embrace integration Software improvements help both engineers and operators as architectures evolve. Indestructible from the start OEMs and suppliers are investing in testing equipment, facilities, and software to ensure proper performance of components prior to being placed in the field. To 2010 and beyond Engineers working on emissions-control systems for heavy-duty engines already are preparing for ever more stringent regulations later next decade. Top Technologies of 2008 The editors look back at some of the most significant technological innovations during the past year according to readers.
Magazine

SAE Off-Highway Engineering 2011-09-01

2011-09-01
The man challenges of Tier 4 engineering Cutting and controlling emissions are the surface goals, but designers must also manage to cut and control costs, while adding complexity. A cool look at heat protection CFD is used to predict flow and thermal fields within the engine compartment both at steady state and transient conditions. Hushing hydraulics Researchers from the Georgia Institute of Technology put their energies into novel, compact devices for reducing fluid-borne noise.
Magazine

SAE Off-Highway Engineering 2008-10-01

2008-10-01
Tying it all together Networks link control modules to bring more features and functions to the job site. Collaboration tools spread a wide net PLM suppliers are offering new tools that aid collaboration, expanding on core offerings in PDM, CAD, and CAE. The drive toward a hybrid transmission In-wheel hydraulic motors, hydraulic transformers, and a common pressure rail with accumulators put new meaning in the word drivetrain. A deep dive into metallurgical failure Even with the best engineering processes and quality planning, deviations can occur with the incoming material, things can go wrong during the manufacturing process, and service conditions can be different than expected. Standards and 'coopetition' In the heavy-duty vehicle arena, adoption of standards for networking benefits everyone.
Magazine

SAE Off-Highway Engineering 2001-12-01

2001-12-01
Komastu produces in Peoria Advanced heavy-duty robotic frame welding technology, new factory-based transportation systems, and major changes to factory layout combine to improve quality and reduce product cycle times for Komastu at its Peoria, IL, plant. Readers' Choice: Top Technologies of the Year Readers have selected the ten most interesting stories in SAE Off-Highway Engineering during the past year. They appear in shortened form. Results are based on reader-response choices following feature articles and shorter technology items. E-business evolves What follows is an update of the year's off-highway Internet-based activities intended to streamline operations along the supply chain and speed engineering product development. Manufacturing in the computer age Today's high-tech products require high-tech processes.
Magazine

Aerospace Engineering 2005-05-01

2005-05-01
F-35 manufacturing ergonomics addressed Human-factors simulation from Delmia is playing a key role as Northrop Grumman tools up for work on the Joint Strike Fighter. Keeping it together: design, development, and maintenance It is only in relatively recent years that the full meaning of integrating manufacturing and maintenance as part of the design and development processes has been grasped by the aerospace industry. Exploring the boundaries of our solar system SAE 100 Future look: In addition to helping enable NASA's new vision of taking humans back to the moon and paving the way to Mars and beyond, two robotics space science missions are preparing to explore the outermost and innermost edges of our solar system. What's on the horizon for space SAE 100 Future look: Dramatic changes in the Earth's climate are certain to drive humanity's search for alternative fuel sources.
Magazine

Aerospace Engineering & Manufacturing 2008-12-01

2008-12-01
From part to plane: the fastest machine wins Next-gen machining centers and controllers brings new precision and capabilities to both metal and composite manufacturing. Files moved around the world As aircraft manufacturers distribute more jobs to contractors, streamlining the transfer of information has become an important part of both design and manufacturing. Top technologies of 2008 A look back at some of the most significant technological innovations during the past year. VLJ power Some engine programs for very light jets are full swing while certification awaits others.
Magazine

Automotive Engineering International 2000-02-01

2000-02-01
Increasing the hydroforming knowledge base Tube hydroforming has become a viable economic alternative to various stamping and welding processes in automotive applications. Controlling two-stroke engine emissions With the constant rich operation of two-stroke engines, common design criteria for three-way catalysts fail. DaimlerChrysler technical symposium A year after the merger that created the new corporation, engineers from both groups came together to present a unified technical symposium to review the future direction of the new organization. Here are some highlights of the more significant technical developments. Vertical complex-shape headlamp reflectors Another improvement in lighting technology gives designers increased flexibility in vehicle appearance with no loss in lighting performance. Advances in static and dynamic exhaust system seating Major redesign, combined with minor improvements in simple details, returns significant benefits in sealing.
Magazine

Automotive Engineering International 2008-11-01

2008-11-01
Managing software growth An increased emphasis on modeling and autocoding makes it easier to add software-based features and functions, driving a sea change in the way complex automotive systems are designed. Going beyond Bin 5 and Euro 5 An early look at some of the emissions-control and aftertreatment technologies and tools aimed at helping automakers meet future U.S. and European regulations. Finding flexibility Although automation is important to achieving flexibility, manufacturers cannot neglect product design, manufacturing processes, and personnel. Looking for a little help Automotive companies increasingly look outside, offshore to get complex designs finished quickly. The autonomous future Like it or not, cars that drive themselves are on the horizon. Will you trade control for safety? Dodge Ram A keen focus on fuel economy centers on improved aerodynamics, powertrain efficiency, and weight-reducing technologies.
Magazine

Automotive Engineering International 2003-11-01

2003-11-01
Frankfurt Motor Show concepts Visitors to the 60th IAA held in September were greeted with 125 world premieres, 60 of which were new vehicles by the world's automotive manufacturers. Prior to the public event, AEI editors scoured the show to put together this special section of Global Vehicles highlighting the best-in-show concept cars. Dynamic rollover testing on the way NHTSA announces that the 'fishhook' manuever, along with the static stability factor, will be used to rate vehicles for rollover propensity beginning with the 2004 model year. Shortening the chain Despite the trend toward increased outsourcing, the integration of compounding and molding operations at molded composite parts maker Composite Products resulted in a leaner and more economical supply chain. NASCAR research and development With the help of a new managing director and R&D center, the popular racing series is pursuing technology to improve safety and level competition.
Magazine

Automotive Engineering International 2007-09-01

2007-09-01
Avoiding crashes through engineering Sensor fusion and FlexRay adoption pose big challenges for active-safety systems developers. Sounds of silence NVH analysis comes into the spotlight as traditional targets are addressed and new trouble spots are uncovered. Fuel cells power up As the alternative-propulsion technology moves from lab to limited production, car makers are looking for new design solutions and materials to reduce costs.
Magazine

Automotive Engineering International 2004-05-01

2004-05-01
Technical highlights from Geneva The high-profile event combined new technology, fresh design, debuts of major production models, and styling concepts in a compact venue. North American technology trends Every year in the May issue, Automotive Engineering International explores the major technology trends defining the auotmotive industry in North America. In June, it will do the same Europe, and in August Asia. Internal-combustion engineering Despite a century of refinement, the gasoline engine still has untapped potential, say industry executives. Body building The quest for light, quieter, and safer cars and light trucks influences the design and engineering of most vehicle areas--body not excluded. Chassis integration keeps the rubber on the road U.S. OEMs and Tier 1 suppliers are collaborating to deliver the latest technology for performance and safety, but integration stays in-house.
Magazine

Automotive Engineering International 2002-05-01

2002-05-01
Bouncing back The economic slowdown of the past year or so tooks its toll on the U.S. automotive industry, with U.S. OEMs suffering the brunt of lost sales. This four-section article explores some of the issues shaping the U.S. auto industry and some of the technologies U.S. OEMs and suppliers are using to combat their emboldened overseas competitors. Powering the future It's anyone's guess as to what type of power source will ultimately drive the majority of future vehicles in North America, but one thing is certain: advancements in various powertrain technologies from industry players are ready to make today's and tomorrow's cars more environmentally--and customer--friendly. Inside North American vehicles Vehicle interiors are incorporating more and more electronics, telematics, and other advanced technologies, challenging engineers and desginers to make them simple, safe, comfortable, and appealing.
Magazine

Automotive Engineering International 2007-03-01

2007-03-01
Cars become more understanding Software and hardware advances are enabling voice-recognition technologies to rise to industry challenges. Wanted: Broader knowledge, new skills Continuous learning is a must for engineers to meet greater technology and productivity challenges -- and boost their own marketability. Seeing green Environmental and cost benefits are driving the auto industry to adopt materials derived from renewable sources such as soybeans and corn. Searching for fossil-fuel alternatives Future engine and drivetrain programs at Volkswagen are focused on alternative fuels and radical changes to engine combustion, but the battery may yet provide the light at the end of the technology tunnel. Emissions rules keep labs humming As long as there are regulations, engineers and technicians will be busy running tests in laboratories.
Magazine

Automotive Engineering International 2006-03-01

2006-03-01
Hybridization gathers momentum Gasoline-electric hybrid vehicles continue to grow in popularity, with many incremental advances coming from Japanese OEMs and suppliers. Broadening telematics' reach More infotainment options pose many challenges. Nano goes macro While nanotechnology deals with materials at the minutest of levels, the auto industry has grand plans for its use in a multitude of areas. The transformation of testing Software is helping physical tests produce more accurate results more efficiently. Advancing crashworthiness simulation BMW worked closely with software developers at ABAQUS to produce a customized solution for virtual product development. Low-cost latitude Contrary to popular belief, 'low cost' does not automatically mean 'Chinese.' SAE 2006 World Congress Preview Toyota and host company BMW join Ford, General Motors, and Chrysler for a record number of OEMs on the floor at the April 3-6 event.
Magazine

Automotive Engineering: June 2021

2021-06-03
Teardown Titan Munro & Associates is leading competitive analysis into the EV age - and spreading the gospel with a global YouTube fan base. Lightweight steel on a (cold) roll A newly developed high-strength steel for cold stamping aims to beat aluminum for EV battery enclosures and other vehicle applications. How EVs and their electronics stick together New adhesives play an increasingly vital role in vehicle structures, battery packs, and in protecting sensitive electronic components from extreme thermal cycling and contaminants. Editorial Farewell and thanks, Mr.
Magazine

Automotive Engineering: January/February 2021

2021-01-28
Gearing EVs for greater efficiency Ingear, an innovative 2-speed transmission born in Canada, aims to unlock electric-vehicle performance and efficiency. Built-in Google vehicle apps arrive Android Automotive OS opens the door, cautiously, for third-party developers. Riding on air: Activated carbon aims at autos An old piece of science is set to bring new applications across the mobility spectrum. Allison builds a testing powerhouse Allison Transmission's new Vehicle Environmental Test center in Indianapolis is open for business for external and in-house customers alike. The VET has everything vehicle development teams need to improve testing efficiencies. Editorial The EVs are coming. Now what?
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