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Are higher voltage architectures imminent? As the limitations of current 12V architectures become more apparent, the commercial vehicle industry could be on the verge of adopting 48V. The only question is, will improvements in other technologies offer something better? Sensing changes in autonomous trucks Requirements for sensors and controls for commercial vehicles differ significantly from those used for cars. Many paths lead to reduced emissions A wide range of ICE technologies are needed to meet increasingly stringent emissions regulations. Quotes from COMVEC 2018 Industry leaders spoke extensively about all things autonomous-ADAS, big data, connectivity, cybersecurity, machine learning-at the annual SAE event. Here's some of what they had to say. Fuel-cell Class 8-take 2.0 With a longer-range and more-refined fuel cell-powered heavy-duty truck, Toyota aims to eventually eliminate emissions from trucks serving increasingly congested California ports.

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.

Rotary SI/CI combustion engines: A thing of the future? The internal combustion engine enjoys widespread use as an inexpensive and reliable power conversion system. While piston engines date back 150 years, various alternative engine architectures and cycles have been considered. Aftertreatment comes with challenging diagnosis Diagnosing engine and aftertreatment systems is forcing design teams to look at new ways to diagnose problems over long vehicle lifetimes. Taking on NVH reduction techniques A look at the enhanced durability benefits obtained by changing the polymer composition, manufacturing methods, and design optimization of a powertrain mount for an off-highway vehicle.

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.

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.

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.

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.

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

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.

Editorial High noon for high-level autonomy The Navigator A fork in the road for the AV business The Electric, Autonomous Revolution Lifts Off Engineering the new generation of electric and hybrid vertical-take-off-and-landing vehicles at Wisk and Elroy Air. New SAE Standard for Automated-Driving Developers Developed in less than a year, SAE's new J3216 standard will impact traffic management, operations and safety for automated mobility. Making Data Logging, Replay and Prototyping More Efficient High levels of continuity and compatibility are vital to avoid interruptions in the development process - and reduce cost. Radar Death Star ELunewave's 3D-printed spherical antenna makes for fast, 360-degree single-snapshot readings that are claimed to beat the slower sweeps of conventional radar. The Case for FOTA in AV Data Security Firmware over-the-air data transmission helps OEMs drive secure vehicle autonomy.

Editorial Safety, standards crucial to AVs' advance The Navigator Imaging radar is the next big thing Cabins Reimagined Automated driving technologies, electrification, and shifting customer priorities are inspiring the transformation of vehicle cockpit design and materials. Prepping Cities for Vehicle Autonomy Deployment of new V2I technology and upgrades to existing roadway infrastructure can assist AVs and improve safety for all road users. Keeping Pace with In-Vehicle Data Speed Higher speed and bandwidth for in-vehicle networks, switches, and connections that carry data demand new development and testing solutions. Experts from Keysight Technologies explain. Honda Puts AVs to Work With the second generation of its Autonomous Work Vehicle, Honda advances the concept of automated vehicles as jobsite helpers.

Editorial V2Reality Blockchain Unchained! The weird world of cryptocurrency exists because of the intense mathematics of blockchain technology. The mobility sector is looking beyond Bitcoin to put blockchain to work in potentially game-changing ways. Are Blockchain and 'Smart Contracts' the Secure Future? Legal risk and reward of blockchain and smart contracts as a prescription for automotive applications Software Building Blocks for AV Systems Elektrobit's unique software framework is designed to smooth development of automated driving functions. Cyber Security Goes Upstream The first cloud-based solution for connected vehicles was born in Israel and is now pilot testing at global OEMs. Electronic Architectures Get Smart Upgradable, scalable and powerful new architectures will help enable data-hungry connected, autonomous vehicles. Aptiv's VP of Mobility Architecture explains.

Chattanooga Power Haus Volkswagen sprints forward in the EV race by integrating battery test, production and EV assembly in the U.S. A materials lesson in Civics Honda's Indiana-based project leader shares insights on meeting all-new product challenges with the launch clock ticking - during COVID. From emissions tech to EV electronics Eberspaecher's Electronics unit is enabling big growth in EV and AV business.

Superlight superbike: 2021 Ducati Superleggera V4 Ducati pioneers the first street-legal production motorcycle with a full carbon-fiber chassis, as well as advanced aerodynamics. CFRP technical resources New 2020 SAE Technical papers detail current carbon-composite material developments. Virtual and physical testing of Third-Generation High Strength Steel Evaluating a new high-strength steel's ability to improve an existing stamped-steel production part. Static testing of EV components Firing nails into your latest Li-ion battery pack is but one of many regimens in the comprehensive testing of new electric vehicles.

The ONE for battery innovation Michigan-based battery upstart Our Next Energy is tackling energy density, cost and safety with new approaches to architecture and cell chemistries. Motor moves With EVs on the path to high-volume market penetration, automaker and supplier drive-motor production strategies come into focus. Expanding ADAS roles for radar and cameras Evolving into lidar alternatives, the bread-and-butter sensors of ADAS are seeing potential far beyond commodity status.

Truck Tech War! Ford, GM, and Ram arm their profit-pumping half-ton pickups for the 2020s' efficiency battle. Mobility mecca: WCX 2018 Provocative thought leaders, emerging disruptors, and the industry's best networking and career guidance all under one big roof: the 2018 SAE World Congress Experience is coming April 10-12. Mercedes adopts Harman UX for A-Class The 'smart' architecture is capable of OTA updates and features more-accurate voice recognition. Spark of genius Mazda's Skyactiv-X-the nexus of gasoline and diesel tech-remains on track for 2019 production. We test-drive recent prototypes to check development status. Taking aim at the drowsy-driver threat Hyundai Mobis is leveraging Level 4 tech to move 'departed' drivers safely off the road. Editorial: Fear and loathing on the path to Level 4 driving Supplier Eye Variability, risk and the value stream The Navigator How will automated vehicles deal with potholes?

Level Zero hero Jeep's iconic Wrangler is all-new-and unapologetically analog. Fusing sensors for the automated-driving future Complex processing architectures, faster networks and even more sophisticated software are vital for 100% accurate Level 4 and 5 systems. Who wants Afreecar? One billion people globally survive on less than $2/day but desperately need personal mobility and electric power. One of the auto industry's most creative minds offers what could be a unique and sustainable solution. Dana opens new chapter on CVTs A dedicated development center is hustling the unique VariGlide "spherical traction drive" toward 2020 production. Plastics key to mobility innovations The 2017 SPE Innovation Awards highlight the design, engineering and materials-science collaborations between vehicle OEMs and their tier suppliers.

Thought leadership at WCX17 Magna's CTO talks innovation and disruption at WCX17, the newly rebranded SAE World Congress. Patton's new campaign As new SAE International President for 2017, Doug Patton will advocate STEM, "cultivation" of prospective young engineers. New EEAs for the connected, autonomous future OEMs and their Tier-1 partners are revamping vehicle electronic and electrical architectures with "über brain" central computers and real-time Ethernet to feed tomorrow's data-hungry cars and trucks. Bridging the power gap with 48 volts New 48-V technologies are poised to arrive in volume to help meet CO2 regulations and satisfy the "vampire" power demands of new electrical subsystems and accessories. Autonomy, connectivity headline the 2017 Consumer Electronics Show The automotive component of CES expands as global anticipation for automated driving and enhanced connectivity intensifies. Editorial: Vital Transformation Supplier Eye The impact of shifting to the 'softer' side.

Chipping in to get more from battery packs Power semiconductors help extend range, keeping their cool while improving efficiency at higher voltages.

LiDAR: new "eyes" for vehicle autonomy The steadily-evolving sensor tech offers big leaps forward in capability-once cost is reduced. e-Axles speed electrification Creating a practical 'bridge' between today's legacy ICE architectures and the electric future. McLaren earns its Ph.D in handling McLaren Automotive and the University of Cambridge collaborate on a no-compromise semi-active suspension for the 720S supercar. Jaguar's new EV pacesetter The 2019 I-Pace brings benchmark vehicle dynamics to the nascent battery-electric SUV segment. Editorial Connecting SAE with China's mobility future Supplier Eye Supplying the multi-energy platform The Navigator Traversing the autonomous trust gap What We're Driving 2018 Volvo XC40 T5 AWD; 2017 Toyota Land Cruiser; 2018 Toyota Corolla Eaton goes internal with its next-generation EGR solution Driver out, simulation in for AV transmission, driveline engineering Teaming carbon fiber-and embroidery?