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Tech Briefs: May 2018

2018-05-01
New Technologies Tackle UAV Challenges Robotic Applique Kits Leverage Existing Assets Educating UGVs Implementing AI Advancements in Thermal Image Training Data Sets Protecting Critical Data on Unmanned Underwater Platforms Advancements Made to the Wingman Software-in-the-Loop (SIL) Simulation: How to Operate the SIL New features include the creation of virtual environments that match real-world gunnery test courses. Soldier-Robot Team Communication: An Investigation of Exogenous Orienting Visual Display Cues and Robot Reporting Preferences The effective use of robots to conduct dangerous missions depends on accurate man-machine communications. Soft Robotic Fish Swims Alongside Real Ones in Coral Reefs GPS Enabled Semi-Autonomous Robot Combining GPS signals with acoustic and encoder data gives a robot the ability to determine its location and orientation within a reference frame.
Magazine

SAE Vehicle Electrification 2011-08-24

2011-08-24
One souped-up EV North Carolina-based Li-ion Motors draws upon the region's motorsports heritage to engineer and build what it calls the world's first all American-made electric supercar. Inductive charging gets green flag U.K.-based start-up HaloIPT partners with Drayson Racing to bring 'dynamic' wireless charging to electric racecars.
Magazine

SAE VEHICLE ELECTRIFICATION

2013-02-21
In hybrid systems, mild beats wild The coming wave of 48-v mild hybrids aim for maximum benefit at minimal cost.
Magazine

SAE Truck & Off-Highway Engineering: October 2017

2017-10-01
Advances for off-highway engine design As manufacturers continue to drive out cost and meet a worldwide patchwork of regulatory frameworks, the tools for developing those engines are advancing. From showcase prototypes to advanced analytical techniques, suppliers are helping the cause. Military vehicles battle for autonomy at lower cost Engineers are adding sensors, more powerful micros and faster networks as they automate tasks and pave the way to autonomy. Heavy duty lightweighting Optimization of tractor-trailer systems and component design helps to reduce overall vehicle mass, a key strategy in improving fuel economy and meeting upcoming Phase 2 GHG regulations. Navistar's SuperTruck II explores composites, WiFi to cut weight Methane state of mind New Holland ramps up its focus on alternative fuels, showcasing a methane-powered concept tractor that trims emissions, operating costs.
Magazine

SAE Truck & Off-Highway Engineering: June 2023

2023-06-08
Volvo Trucks enters electrification's next phase With electric trucks already available, the OEM focuses on refining service and maintenance, expanding EV-certified dealerships and scaling production. Why agriculture will automate before on-highway Danfoss' top autonomy executive says automation will help overcome labor and technological challenges that would otherwise leave billions of dollars' worth of crops rotting in fields. Driver-in-the-loop for off-highway development Industrial and agricultural vehicle engineers can draw many of the same benefits from a driving simulator as passenger-car development teams.
Magazine

SAE Truck & Off-Highway Engineering: February 2022

2022-02-03
Hydrogen generates buzz in power generation Companies target stationary power applications to prove their hydrogen technology and to build scale until infrastructure expands for mobility. 'Mixed' approach to e-truck manufacturing Volvo Group CTO details the OEM's "mixed model assembly" strategy for battery and fuel-cell electric vehicles and provides insights on infrastructure and the transition to autonomous. Innovation at the intersection of disciplines Caterpillar alum Sri Srinath, Ph.D., focuses on more collaboration and mentoring in his new role as 2022 SAE International president.
Magazine

SAE Truck & Off-Highway Engineering: December 2021

2021-12-02
Steel sector aids sustainability Volvo Group partners with SSAB on 'green steel' for off-highway machines and with Ovako for access to fossil-free hydrogen. CV autonomy: Picking the 'low-hanging fruit' Increasingly automated commercial vehicles offer challenges and opportunities in simulation, data management and standardization. Developing EV-specific lubes As electric-vehicle technology accelerates, dedicated e-fluids are necessary to maintain proper levels of drivetrain performance. Editorial Real-world emphasis on electric Mahle, Liebherr develop active pre-chamber for hydrogen ICE ABS ramps up commercial-vehicle battery-pack assembly Navistar updates A26 engine, improves FE by 4% Bosch debuts new CV-specific electric motor and inverter Western Star adds 'weight sensitive' 47X to vocational lineup Hyundai CE launches next-gen electric forklift Q&A Mahle's Laurent Art discusses thermal-management challenges, solutions for battery and fuel-cell electric commercial vehicles.
Magazine

SAE Truck & Off-Highway Engineering: December 2019

2019-12-05
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.
Magazine

SAE Truck & Off-Highway Engineering: August 2019

2019-08-01
Electric machines find their niche Smaller machines working in cities are particularly ripe for electrification, but most off-highway applications will retain the internal-combustion engine. Big data, big benefits Data mining helps users and equipment developers use data from on-vehicle sensors to work more efficiently. Data connectivity in harsh environments Ensuring high-speed data transmission requires OEM designers to think more about components, placement and the impact of environmental conditions early in design. Trucks with intuition Perceptive Automata partners with Volvo Trucks to demonstrate AI technology that can determine when pedestrians will cross the road. Change is afoot Cummins and its CTO help focus the 2019 SAE COMVEC on the fast-shifting technology landscape that faces both on- and off-highway sectors. Editorial AI, ADAS & AVs-oh my!
Magazine

SAE Off-Highway Engineering: February 6, 2014

2014-02-06
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.
Magazine

SAE Off-Highway Engineering: February 5, 2016

2016-02-05
Off-highway hybrids: Opportunities and challenges With oil prices declining and emissions regulations in North America 'stabilized,' is there a place for hybrid powertrains in this new world of cheap oil? Looking for a better image Display advances are helping to reduce operator fatigue. Charging up electrified powertrains Control technologies race forward while batteries improve and adopt standard sizes. Measuring and accounting for suspension TARDEC teamed with SEA Ltd. to develop a system to measure the suspension parameters, center of gravity, and moments of inertia of wheeled vehicles in the never ending quest to model and predict vehicle dynamic behavior. Looking at mobility in 2050 Cuneyt L. Oge begins his term as 2016 SAE International President with a vision about the future of auto- and aero-mobility.
Magazine

SAE Off-Highway Engineering: December 2, 2016

2016-12-02
Autonomous plows ahead Agriculture, construction, mining-even marine-are advancing autonomous technology to improve the productivity and safety of vehicles on the job. Expediting engine design Simulation tools drive development of the most complex, fuel- efficient and powerful engines ever seen in off-highway applications. Industry 4.0: The smart factory arrives The plants that produce vehicles and their high-tech systems are increasingly employing intelligent systems, Big Data and advanced analytics to improve quality, safety and efficiency. The future is not so far-off Enhanced Cat 3500 engine boosts power 20%, trims fuel usage by 10% Phase 2 GHG rules driver for advanced technology, alternative fuels Eaton demonstrates waste heat recovery, variable valve actuation for HD diesels Hyliion develops add-on hybrid system for semi-trailers that reduces fuel consumption by 30% Tech-heavy Iveco Z Truck concept spawns 29 patents EPA's Grundler talks Phase 2 regs
Magazine

SAE Off-Highway Engineering 2012-03-08

2012-03-08
Look Ma, no driver Unmanned vehicles evolve quickly as processors, sensors improve performance. Calling all hydraulics engineers As the industry knows all too well, hydraulics engineers are hard to come by; a look at how companies are hiring, training, and, most important, retaining engineers. Making diesels quiet and clear Researchers look at the relative influence of gear design parameters on the rattle noise of a diesel engine timing gear train.
Magazine

SAE Off-Highway Engineering 2009-08-01

2009-08-01
Bosch Rexroth Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- - Insights from the inside. Briggs & Stratton Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- Collaborations will drive success in the future. Cummins Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- Achieving more for less. Dana Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- Off-highway realities. Delphi Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- Communicating 2020 style. Eaton Executive Viewpoints-Vehicle Development Insights from Industry: Off-Highway 2020 and Beyond- My electronic crystal ball is full of hydraulic fluid.
Magazine

SAE Off-Highway Engineering 2009-02-01

2009-02-01
Whistle down the wire Collaboration between OEMs and suppliers leads to new advances, and challenges, for electrohydraulic system control. Chipping away at drivetrain challenges Chips, sensors, controllers, software all combine to help engineers improve efficiency. Engineering disciplines unite Design tools help disparate groups provide input throughout the development process. Innovative thinking 101 West Virginia University professor Dr. James E. Smith issues a call for innovation as one of the central themes of his term as SAE's 2009 President.
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 2007-02-01

2007-02-01
Designs on electronics On-chip memories and new architectures change control functions. Seeing green Environmental and cost benefits are driving the adoption of bio-based and other 'eco' materials. Closing the loop on marine propulsion design Researchers develop tools for rapid prototyping and analysis of distributed safety-critical systems. Promoting from within After serving a three-year term as Vice President-Automotive, Rich Schaum, Chrysler's former product development chief, becomes the new face of SAE International.
Magazine

SAE Off-Highway Engineering 2005-02-01

2005-02-01
Undercarriage undergoes overhaul Caterpillar believes that a total revamp of its track-type tractors should trim operating costs by 30 to 70%. Machine control Off-highway equipment is being dragged along the technology curve toward autonomy. The diesel solution SAE 100 Future Look: The future of commercial vehicles is a subject that Navistar International focuses on every day. Emissions regulations uphold 'technological excellence' The automotive and transportation industries are some of the most regulated due to the strict emissions requirements in the development of diesel engines, which affect the future of all powertrains. Tomorrow's powertrain technology: 100 years in the making SAE 100 Future Look: The SAE's 100th anniversary has all of the engineering community reflecting on past accomplishments, as well as focusing on what will happen in the future.
Magazine

SAE Off-Highway Engineering 2004-04-01

2004-04-01
Huge loader: huge tire Tire technology retains a direct controlling influence over wheeled machine mass and application requirements. Getting engineers off the streets Hands-on experience and career-long training are widely employed to equip engineers with a skill set more varied than just technical know-how. Driving blind Industry, government, and academia have their eyes on autonomous off-highway vehicles. Introducing Duane Tiede, SAE President for 2004 With over 35 years of diverse experience in the off-highway industry, Duane Tiede steps up to a new challenge-leading SAE into its 100th year.
Magazine

SAE Off-Highway Engineering 2003-06-01

2003-06-01
Designing out emissions Researchers from Michigan Technological University designed and tested a single-cylinder, four-stroke engine with electronic fuel injection and catalytic exhaust treatment for a snowmobile application. Networking to extend equipment life Equipment developers are using local area networks to gather specific usage and maintenance data in response to the needs of off-highway equipment owners and leasing companies to maximize investments. CAE goes off-highway A look at how manufacturers are saving time and improving quality by using computer simulation. Engineering the first 50-ton ADT While it could be said that the articulated frame truck is now a mature concept, Bell Equipment moved the goal posts by redefining both the weight class and application range for this versatile machine.
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