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Heavy-duty engine design What are the most significant factors influencing the way engine developers approach near-term design and development cycles? Two experts provide their insights from recent programs. Reducing winter range loss for electric trucks Researchers at the Austrian Institute of Technology have developed an air exchange system that's capable of reducing heat load by 37% in real-world tests. Narrower focus, bigger payoff Design teams are targeting focused markets for their commercial electric-vehicle programs to combat challenges like range and infrastructure. Removing complexity for autonomous trucks Narrowing the operating domains for driverless commercial vehicles reduces the requirements of autonomous technology and speeds time to market. Plastics innovations 2019 The 49th annual SPE Automotive Awards highlight the ongoing benefits of lightweight polymers and composites.

Big future for e-axles, advanced motors Top transmission engineers claim driveline electrification will transform everything from all-wheel drive to Class 8 tractor-trailers. Big data's benefits keep a-comin' Gigabytes of data are being collected and increasingly mined to improve field operations, maintenance and even vehicle design. Transformative times Despite a challenging climate, technology development progresses - as does the sharing of innovative ideas - virtually. Editorial Zeroing in on zero emissions Softing envisions secure, reliable predictive maintenance Reconstructing accidents in the ADAS age Paving the way to improved truck fuel efficiency Nikola looks to accelerate production, hydrogen infrastructure Mecalac designs unique-pivoting swing loader Q&A' Horiba's Joshua Israel discusses complex regulatory landscape's impact on commercial-vehicle development and shift to electrification.

The diesel engine diet Researchers correlate engine performance and durability with the properties of alternative fuels that consist of vegetable oils and animal fats. Looking at a safer future Software, other sensors will augment cameras as safety's role in the off-highway industry takes an upward spiral. Plastics expand their range From high-speed train exterior panels to powertrain components, plastics and composite materials are finding their way into more off-highway applications.

Communicating without drivers Autonomous vehiclesrely on data communications. A big plan for small engines The design procesas for Perkins' 400 Series is driven by choice via continuous product improvements, not just by regulations. Bringing field to lab Mahindra & Mahindra cuts testing and evaluation time with new test system and statistical tools. Planning new wheels for the Army The ambitious Future Tactical Truck Systems program aims to leverage commercial sector know-how to make safer, more capable military vehicles.

Technology for small-engine emissions reduction Swiss researchers used a modern four-stroke engine in conjunction with a commercially available catalytic converter and special gasoline to develop a significantly cleaner-running walk-behind mower. Large-scale application of J1939 The SAE electronic systems communication standard provides a method for achieving engineering flexibility, product standardization, parts rationalization, service, and customer convenience. Focus on electronics OEMs and their suppliers are developing vehicle systems for improved vehicle operation and reliability/durability with the help of electronics. The following pages review some recent industry advancements. 2000 SAE International Off-Highway Congress: one for the ages From antique off-highway equipment to the latest in intelligent vehicle technology, the 2000 SAE International Off-Highway & Powerplant Congress & Exposition brings yesterday and tomorrow together today.

Simulating air-conditioning performance A computer program developed by Modine Climate Systems and Modelogics helps determine and optimize air-conditioning system performance. Reduced mass haul-truck design concepts Liebherr Mining trucks adopted a reduced structural mass approach to convert unladen weight directly into payload, while simultaneously incorporating state-of-the-art driveline technology. Optimizing a tractor frame for improved cabin NVH To address an aging agricultural workforce and modern ergonomic guidelines, researchers at Doshisha University and Kubota modeled medium- and large-sized agricultural tractors to reduce vibration and noise and increase comfort. Applying 3d-CAD to turbocharger development Ishkawajima-Harima Heavy Industries has developed a 3d-CAD system for turbochargers. satisfying requirements for digital mockup development.

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.

2004 Paris Motor Show Highlights Though themes were distinctly elusive, there was a broad spectrum of technology, design, and styling on display from Europe-based manufacturers. Production-based cars race ahead The SCCA's Speed World Challenge has delivered automakers a U.S. platform for racecars that are closely related to the vehicles they sell. Let's come together Supplier parks are beginning to take hold in North America as automakers and their suppliers look to improve supply-chain efficiency and reduce costs. Grand ride for Grand Cherokee Jeep engineers give the 2005 model more on-road comfort, with all the off-road capability. Land Rovers makes a Discovery The new SUV, to be called LR3 in the United States, is the first all-new vehicle developed under Ford's leadership and is described as the most technologically advanced Land Rover so far.

Like a rolling home Suppliers are helping automakers engineer vehicles that allow passengers to bring along the comforts of home. Focusing on distraction An explosion of new features, functions poses challenges for safety. Performance goes green With record-high fuel prices and CO2 concerns providing the impetus, automakers are developing more fun-to-drive cars with an eye towards efficiency. GM re-engineers pickips More refined ride, higher-quality interiors, and greater efficiency are some of the highlights of the 2007 models. Jeep takes on tough terrain For 2007, the brand's iconic Wrangler is engineered to be more rugged off-road and more refined on it. Audi updates TT theme The second-generation rendition is bigger, more powerful, and uses a subtle metals mix and match. Vantage: as Aston to the core A common platform strategy is a vital element of the company's design and manufacturing flexibility.

Looking forward to safer highways New camera technologies, along with better algorithms and software, are enabling the move to active-safety systems that warn and then take control of vehicles in dangerous situations. Fuel-cell futures Eager to find alternative-propulsion solutions, automakers are betting that renewed emphasis on fuel-cell vehicles will pay off in the long run, with the latest examples aiming to prove higher-volume production feasibility. Consensus building ojn refrigerant type The hydrofluoro-olefin refrigerant HFO-1234yf has emerged as Europe's favored R-134a replacement, but some prefer R-744. Strengthening the link through software The next generation of simulation tools could help better synchronize manufacturing engineering and product design.

Pulse Plasma Nitriding for Aerospace Application Ruggedization of Electronics for Deployed Military Environments Migrating Advanced Signal Processing Technology to Rugged SFF Platforms Radar Recording Proves Next-Level System Performance As radar and electronic warfare systems contend with an increasingly crowded environment, recording tests, interactions, and conflicts provides insight that can help assure future triumphs. > Facing 5G New Radio (NR) Test Challenges Communicating Via Long-Distance Lasers The Purpose of Mixed-Effects Models in Test and Evaluation The simplest version of a mixed model-the random intercept model, where so-called random effects represent group-wide deviations from a grand mean-can account for day-to-day deviations in system performance while still allowing the results to be generalized beyond the few days of observed testing.

Engineering Ford's future Product platform and operations chief Hau Thai-Tang on navigating the microchip shortage, compact-unibody trucks, EV and AV challenges, and driving engineering efficiencies amid the lockdown. NAWA aims for 5-minute EV charge A new nano-based carbon electrode is key to reducing electric-vehicle charging time. Hemphill's mission: Support the innovation ecosystem Schaeffler America CTO Jeff Hemphill brings impressive technical chops and well-honed communication skills to his new role as 2021 SAE International president.

Why are Aerospace & Defense Companies Embracing Additive Manufacturing? Simplifying Power Design with Modular Architectures The Role of DevSecOps in Modern Edge Systems Making Machines Curious Designing Multi-Channel Microwave Radio Systems Using Optical Interconnects Solving Military Satellite, Radar and 5G Communications Challenges with GaN-on-SiC MMIC Power Amplifiers Advanced Airborne Defensive Laser for Incorporation on Strike Fighter Aircraft A technical and operational analysis of an airborne "hard-kill" Ytterbium fiber laser-based anti-missile system for use on strike fighters. Additive Manufacturing Utilizing a Novel In-Line Mixing System for Design of Functionally Graded Ceramic Composites Exploring the development of a direct ink writing system with multimaterial and in-line mixing capabilities for printing inks composed of high solids-loaded ceramic particulate suspensions.

Honda airs it out Honda's aerodynamic and NVH development gets a breath of fresh air from its first full-scale wind tunnel in North America. Two-wheeled tech: The latest in motorcycle applications Drawing heavily from automotive advances, the latest in connectivity, safety and convenience are infiltrating the moto world. Nobium: magic metal for battery anodes? Increased cell capacity and rapid recharging in thermal extremes are potential benefits of electrode chemistries fortified by the humble element Nb. Editorial Reconsidering hybrids Supplier Eye Preparing for a lumpy EV transition SAE WCX 2022: ICE won't melt amid shift to EVs ICE life-extension: searching for more solutions Stellantis' Hurricane is coming Bringing back the hot hatch: 2023 Toyota GR Corolla 2022 Jeep Grand Cherokee plugs in Q&A Eunjoo Hopkins, vehicle synthesis manager for the 2022 Jeep Grand Cherokee 4xe, talks about meeting vehicle-integration "science goals" for the hybridized 2022 Grand Cherokee.

How Distributed Metal Additive Manufacturing Can Add a Surge to Military Supplier Strategies Ensure Aerospace Composite Quality with Force Measurement, Material Testing How Business Networks Can Help Stabilize the A&D Supply Chain A blueprint for modernizing the supply chain for greater connectedness and collaboration. Unlocking the Potential of 3D-Printed Polymers in Aerospace and Defense How to Select the Right Silicone for Space Applications Key Measurements to Maintain Performance of Critical Electronic Systems on Military Aircraft and Warships Physicists Develop a New Type of Antenna Towards Sustainable Recycling of Epoxy-Based Polymers: Approaches and Challenges of Epoxy Biodegradation Composites are especially important for the development and implementation of sustainable technologies such as wind power, energy-efficient aircrafts, and electric cars.

Making an impact in fastening Engineers at Electroimpact help the company get a leg up on the competition in automated fastening. Narrowing in on military requirements UAVs/UCAVs are increasingly important, with the accent on integration- and wider engine choice. Machining and turning centers take center stage Makers of CNC machining equipment are incorporating more and better functionality into their products so users cope better with processing challenges such as those posed by tough new grades of aerospace materials. Open (and often) communication As aircraft companies battle for market share, uniting design and manufacturing teams remains a key challenge.

Simulating real-time safety Aircraft manufacturers are all pushing for ways to develop software more quickly without sacrificing reliability. Next-generation launchers: Only the tried and true need apply Companies find that some elements of the recipe for success have been handed down for generations. Polar satellites tries to weather storm NPOESS satellites would allow more accurate weather predictions for both military and civilian weather services.

Steering activated Vehicles are increasingly taking the wheel and steering themselves, with the promise of improved comfort, handling, and safety. Reflections of a product-development revolutionary Bob Lutz revitalized GM's PD process by challenging its protocols- while following his instincts for making compelling vehicles. Commercial success Technology transfer, a Class 8 hybrid, and lightweighting efforts highlight ArvinMeritor's innovation push in the commercial-vehicle space. EcoBoost, DCTs, and stop-start for the masses High-value, high-volume technologies are driving Ford's near-term conventional powertrain strategy, explains engineering chief Barb Samardzich. Breathing new life into Chrysler Engineering Engineering VP Scott Kunselman talks about working with Fiat, taking the lead in vehicle-electrification, and putting the mojo back into Chrysler's product-development team. Watching the charge The fusion of diagnostics and telematics may help boost electric vehicles.

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.

Body assembly Automakers cut sheet metal and weld bodies as precisely as possible to lay the foundation for good overall vehicle quality. Handling the ride Delivering a balance between ride and handling has traditionally been a challenge for suspension designers, but suppliers of different technologies are showing how compromise may not be the only solution. Brilliant displays Liquid crystal displays and light-emitting diodes are helping to enable bright, reconfigurable screens. Performance from within Automakers gild profit margins and polish reputations with in-house high-performance divisions. Hybridized SUVs A redesigned hybrid drivetrain gives Toyota's V6-powered SUVs--the Toyota Highlander and Lexus RX 400h--V8-like performance and compact-class fuel economy while achieving the most stringent SULEV emissions standard. Automatic upgrade Toyota's hybrid system gets a transmission overhaul for SUVs.