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Autonomous Vehicle Engineering: May 2019

2019-05-02
Editorial AVs, data and 'surveillance capitalism' SAE AV Activities SAE launches Office of Automation The Navigator Lessons from the 737 Max-8 debacle Scorecard Waymo, GM and Ford pegged as autonomous leaders Designs to Dye for: Autonomy's New-Materials Revolution From pineapples to bacteria, Envisage's research is focused on new-mobility's 'inside' story. Dining on Data Processing, in real-time, the enormous data stream that's flowing through AVs is increasingly the job of NVIDIA's mighty GPUs. Danny Shapiro relishes the feast. New Performance Metrics for Lidar Frame-rate measurement is so yesterday.
Magazine

SAE Truck & Off-Highway Engineering: October 2019

2019-10-03
On the verge of the Digital Age Increasingly connected electrohydraulic systems and machine controls allow the high degree of controllability that's essential for automated operations. Miserly power systems Engineers push engine, transmission technologies to turn off fuel usage. All options on the table Powertrain developers who spoke at SAE COMVEC are leaving no stone unturned in their quest to trim emissions. Cab air quality: A critical component of operator comfort Focus on defining cab air quality, measuring it, and designing the needed performance into cabin designs and HVAC systems is intensifying. Expanding fast charging faster Tritium works to accelerate installation of DC fast-charging infrastructure to keep up with growing demand for commercial EVs.
Magazine

Autonomous Vehicle Engineering: November 2019

2019-11-01
Editorial Bill Visnic: Expect the unexpected The Navigator Sam Abuelsamid: Separating illusion from magic in AV deployment The Road to Automobility The era of electrified, self-driving vehicles is upon us. Engineers are key to the transformation - with much hard work still to be done. Far and Away: Remote Drivers Monitor Autonomous Vehicles Remote operators are helping autonomous shuttles and other AVs navigate through complex situations. Mapping Canada - Centimeter by Centimeter A Montreal-based company leverages artificial intelligence to take on the task of developing high-definition maps of Canada. You've Lost That Queasy Feeling… Transcontinental research aims to understand the complex nature of motion sickness to help improve the automated-vehicle experience. 3D Sonar Sees Objects Overlooked by Costlier Sensors A dream of robotic fish inspires inexpensive automated-driving sensing technology that works for the critical areas close to the vehicle.
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: April 2021

2021-04-01
Material selection for battery enclosures Mass reduction is the main reason BEV makers choose aluminum for battery enclosures, but cost and thermal requirements favor steel and polymer composites. Startup targets medium-duty EVs Atlis Motors purpose-engineers nearly all the vital components for an electric pickup and platform capable of spanning several market segments. High-voltage hybrids FEV engineers evaluate 48V and high-voltage parallel hybrid architectures for Class 6-7 commercial vehicles. Certain setups show more promise than others. 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.
Magazine

Autonomous Vehicle Engineering: September 2021

2021-09-02
Editorial Fool Self-Driving II The Navigator What will result from NHTSA's Tesla Autopilot investigation? Data Drives Driverless Truck Launch Smart diagnostics and advanced validation help support the reliability metrics required to gain confidence that autonomous trucks are ready for the road. Peering into the Distance New sensors of all types look out longer distances - and provide higher resolutions - for engineers pushing ADAS capabilities and higher-level vehicle automation. Ford Drives into SAE Level 2 Driver monitoring was an essential component to engineering the new "hands-free" BlueCruise/Active Glide enhanced ADAS system. A Chore No More? The Detroit Smart Parking Lab opens to develop and test emerging parking technology in real-world settings. Share and Share Alike The concepts of rideshare and urban mobility continue to evolve as new projects test what's possible.
Magazine

Autonomous Vehicle Engineering: March 2021

2021-03-04
Editorial SPAC attack The Navigator Mapping the way to safe and natural automated driving Motorcycles Enter the ADAS Age The latest models from BMW, Ducati and KTM feature Bosch's new ACC setup, but further advancements will require navigating critical rider-control strategies. On the Way to SVA Aptiv says its Smart Vehicle Architecture central controller is the key to simpler, more compact and higher-performance ADAS and AV systems. New Insistence for Driver Assistance Panelists at SAE International's 2021 Government/Industry Meeting say assisted-driving technology is worthwhile - but effective driver monitoring is crucial. Flash! Lidar's Next Generation Arrives Technology solutions from new players and alliances are poised to drive down cost. Horiba MIRA's Vision for World-Class AV Testing A new autonomous vehicle development center called Assured CAV boasts a lengthy list of assets and capabilities.
Magazine

Autonomous Vehicle Engineering: January 2023

2023-01-01
Editorial As Argo taps out, the AV industry resets The Navigator 2022 a mixed bag for the AV sector Volvo's New Sensor Sweet A Luminar Iris lidar in the 2024 EX90 is engineered to enhance both automated driving and safety. Inner Visions Automated-driving and ADAS functionalities continue to influence some of the latest cabin safety and materials trends. The Olfactory Factor in AV Interiors Aryballe Technology's unique sensors-on-a-chip solution aims to end the subjectivity of the human nose while neutralizing vehicle cabin odors. AV Life After Argo AI Every new industry sector goes through a consolidation process where the strongest survive, and so it is with automated and autonomous driving technologies. Robotic ADAS Testing Bridges the Sim Gap ASI's Swarming technology allows collision-avoidance and other tests at high speeds on vehicles that human drivers find hard to match. New Tools & Technologies
Magazine

Autonomous Vehicle Engineering: April 2023

2023-04-13
Editorial Threats to automation's reputation The Navigator Increasing EV range through increased compute efficiency The Road to Zero Prototypes ADAS and HMI development are important applications for new simulation solutions. Lidar vs. Everybody in the Onboard Sensor Race Future vehicle systems will feature a reduced sensor array, but still will need a technology combination for safe performance. Toyota's Advanced R&D Puts Humans First Creating technologies that amplify human experience and endeavor to help solve society's biggest challenges is the mission of the Toyota Research Institute. Tesla's FSD Recall Impacts AV Industry The automaker's recall of its Full Self Driving Beta leaves a significant dent in automated driving's credibility. Mercedes Mimics Microsoft Mercedes-Benz developed an in-house operating system to join an all-new vehicle platform architecture to enhance automated driving, OTA updates and other features. New Tools & Technologies
Magazine

SAE Off-Highway Engineering 2007-12-01

2007-12-01
Economies of (drivetrain) scale Emissions challenges continue, but engine and transmission technology is advancing solutions and improving vehicle systems intergration. Searching for real-world responses Prototype testing is constantly changing as electronic technologies help transform equipment; design processes adjust as digital development evolves. Hydraulic brakes on one hand, air brakes on the other Building a better brake system had continued to challenge engineers for more than a century, as a changing world has demanded correspondingly advanced brake technology. Top technologies of 2007 A look back at some of the most significant technological innovations during the past year.
Magazine

SAE Off-Highway Engineering 2005-04-01

2005-04-01
Hydrogen possibilities Using hydrogen in an internal-combustion engine application requires not only a custom-engineered combustion concept, but also optimized operation strategies. Nets catch on Engineers have been slow to adopt networks, but that is changing quickly as electronically controlled engines take hold. Hydraulic matters There is much potential for gain for everyone if OEMs and suppliers work together early in terms of hydraulic system design. Asia hot on new cooling technology Not tied as much to aluminum as is the West, china and Russia are moving fast toward widespread use of copper and brass for radiators. Build, test, teview, and improve SAE 100 Future Look; Frank Perna, Chairman and CEo of MSC. Software writes about his experience in vehicle engineering, testing, and management positions.
Magazine

SAE Off-Highway Engineering 2005-03-01

2005-03-01
Engine electronics come of age Changes in global standards, combined with engineering know-how, have resulted in a new generation of clean, quiet, and efficient engines. Operators are rolling in the chips Microprocessors and sensors are being combined to monitor the way that equipment is being used, then help operators to perform better in that environment. Gaining weight Perkins' influence in the off-highway industry grows as it evolves its global engine lines and expands its presence in the U.S. What's new at CONEXPO-CON/AGG, Part 2 of 2 A preview of some of the products and technologies that will be displayed at this year's event, scheduled March 15-19 in Las Vegas, NV. Engineering a career Off-highway companies are challenged not only by the ever-changing technology landscape, but also by finding the engineering talent to help them succeed in it.
Magazine

SAE Off-Highway Engineering 2010-02-03

2010-02-03
Checking on safety As safety moves into the spotlight, many diagnostic techniques ensure that all the elements work reliably. Going green, quietly The emphasis on reduced emissions is not about to affect teh attention given to the desired levels of comfort and refinement in vehicles.
Magazine

SAE Off-Highway Engineering 2010-06-03

2010-06-03
Developing next-generation biofuels Spurred by concerns over national security, future supplies of petroleum, and greenhouse gas emissions, many are looking for fuel from biological renewable sources. Control strategies take many paths I/O, EMC, and SIL are among the acronyms transforming controller development. Lean, green, and marine Following the lead set by road and air transportation, sea vessels are turning to increased amounts of composite materials in their construction.
Magazine

SAE Off-Highway Engineering 2011-02-04

2011-02-04
A quiet revolution Optimizing design, while minimizing NVH, in off-highway equipment and systems. Inferential sensing Engineers propose an onboard electronics hardware and software architecture that can deliver condition-based maintenance solutions in a low-cost platform. Lightweight but heavy duty A look at the design, analysis, testing, and application engineering performed to develop a selectively reinforced brake drum made of aluminum metal matrix composite. Shifting gears smoothly Ric Kleine, a 30-year veteran of Cummins Inc. and former SAE Commercial Vehicle VP, seeks continuity over change as he moves into SAE's driver's seat.
Magazine

SAE Off-Highway Engineering 2004-09-01

2004-09-01
Digital revolution changing hydraulics Electrohydraulics trim costs while improving safety and efficiency. Heavy-duty testing Targeting off-highway and other commercial vehicle engine makers, Ricardo has expanded its Chicago Technical Center to help them comply with upcoming emissions regulations. An integrating experience The importance of systems integration will be an overarching theme at a new SAE conference, COMVEC, for the on-and off-highway commercial vehicle industries. Off-highway gets cooler and greener An environmentally benign A/C refrigerant rooftop unit is ready for testing in logging and mining equipment in Australia. Mining for better seating The mining site is a particularly challenging environment for vehicles, which combined with the intense work schedule of most mining operations, leads to a serious need for comfort and convenience for equipment operators.
Magazine

SAE Off-Highway Engineering 2000-09-01

2000-09-01
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.
Magazine

SAE Off-Highway Engineering 2006-10-01

2006-10-01
Making sense of engines Heavy-duty equipment is known for its ruggedness in harsh environments, but vehicles are not neglecting their sensitive side. The world's fastest digger gets closer JCB's Dieselmax goes 350 mph and teaches engineers much about engine capability, extreme testing, and program management. The whole system, and nothing but the system Properly implemented, an electrohydraulic system can add a great deal of automatic control, advanced performance, advanced diagnostics, and remote monitoring to a mobile application. Regenerative hydraulics The use of multiple hydraulic pumps can satisfy the needs of various circuits in off-highway equipment. The gas is greener Biofuels promise to help reduce petroleum cinsumption and CO2 emissions, but much of the potential depends on production and infrastructure investments. Material returns Effective use of materials information is important to engineers in development of parts and components.
Magazine

SAE Off-Highway Engineering 2003-10-01

2003-10-01
Off-highway CVTs A continuously variable transmission can improve the fuel efficiency of heavy-duty diesels by matching the engine's torque/speed to the applied load through the smooth torque multiplication of the transmission. Hydraulics for economics The design of a digitally controlled hydraulic fan drive from Denison Hydraulics is said to help diesel engines run leaner and cleaner. Telematics boosts productivity Advances in electronic technology enables equipment owners and operators to monitor not only usage, but location of equipment. A dumper on tracks Industrial vehicles featuring composite rubber-tracked drive systems have become increasingly popular over the past 10 years, carving out a respectable niche in many specialized industries.
Magazine

SAE Off-Highway Engineering 2002-12-01

2002-12-01
Mining for silence According to an engineer from Cooper-Standard Automotive, active noise control is finally making the transition from marketing hype to viable product. Making a mining engine Customer demands for higher-speed diesel power provided the motivation behind the design of MTU's new 20-cylinder engine. Reader's Choice: Top technologies of the Year Readers have selected the ten most interesting stories in SAE Off-Highway Engineering during the past year. Results are based on the reader-response choices following feature articles and shorter technology items. The supply chain gang No longer in its infancy, e-business proves its worth by streamlining operations along the supply chain.
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