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Automotive Engineering: March 2024

2024-03-07
EV energy management powers-up Batteries get all the attention, but power-electronics developers lean into the cost equation as EV affordability concerns persist. Magna puts multiple innovations in new, more efficient 800v e-motor Better cooling and more efficient chip placement are among the techniques used to hit a new company high for efficiency: 93% Sensor fusion expanding in step with advancing vehicle sophistication An accelerating need to enable automated-driving and efficiency-enhancing features is driving sensor-fusion innovations.
Magazine

Autonomous Vehicle Engineering: November 2023

2023-11-09
Editorial Automated driving's continuing mission: One step forward… The Navigator Are robotaxis ready for prime time? AV Simulation Faces a Long and Winding Road There are many divergent-but-related ideas about how best to leverage simulation to 'teach' and test automated vehicles. Global AV simulation experts continue to attack the technology's persistent obstacles. DOT's 'Framework' for AV Development The U.S. Department of Transportation establishes structure to advance collaborative AV testing. The Chaos of Automotive Data Privacy Regulators and other privacy advocates believe vehicle-related data collection and brokering is in overdrive. One expert believes a day of reckoning is coming. Simulation Developer rFpro Mimics Vehicle Sensors 'Ray-tracing' software enables the training of ADAS systems entirely by simulation. Eight of the top 10 OEMs are using it. New Tools & Technologies
Magazine

Aerospace & Defense Technology: October 2023

2023-10-05
DoD to Deploy Thousands of Low Cost Autonomous Systems Under Replicator Program Top Productivity Improvement Tips for Manufacturing Turbine Discs FACE Technical Standard Offers MOSA Lessons for Safety-Critical Software in Any Sector Adamant: A Soon-to-be Open Source, Mission-Critical Flight Software Framework Written in Ada Benefits and Challenges of Direct-RF Sampling for Avionic Platforms More Airports Test RF as Counter Measure for UAS in Restricted Airspace Adapting U.S. Army Acquisition to Ensure the Reliability and Safety of Autonomous Vehicles This report presents several challenges that the U.S. Army will face in the transition to autonomous vehicles, challenges that are only magnified in the current acquisition environment with limited testing. Artificial intelligence algorithms introduce additional complexity, resulting in systems with a complex combination of human, machine, and autonomous controllers.
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

Aerospace & Defense Technology: May 2023

2023-05-11
How Electrification and Autonomy Can Unlock the Potential of Unmanned Ground Vehicles VITA 90: Small Form Factors for UAVs and Other Space Constrained Platforms 3D Scanning Provides Key Weapon for Aerospace and Defense Manufacturing New Approach to Viscosity Enables Complex Motions in Soft Robots Ghoul Tool: The Weapon-Mountable Counter UAS Transmitter Autonomous Surveillance Technologies Relating to Dismounted Soldiers The development of the autonomous applications for dismounted Soldier systems is paramount to defeating our adversaries, such as China and Russia, in future combat. A comprehensive literature re-view is necessary to assist in defining the best path forward. Robust MADER: Decentralized Multiagent Drone Trajectory Planner Communication delays can be catastrophic for multiagent systems. However, most existing state-of-the-art multiagent trajectory planners assume perfect communication and therefore lack a strategy to rectify this issue in real-world environments.
Magazine

Automotive Engineering: April 2023

2023-04-06
Steer-by-wire stars on the new Lexus RZ 450e Lexus' first BEV arrives with innovative touches, dual-axle propulsion and less-than-spectacular range. Rethinking the grid for EVs Interoperability and 'smart' energy management are vital for meeting EV charging demand. Designing for 200 BMEP and 22,000 RPM How Honda's Grand Prix motorcycle program in the 1960s created the world's most-advanced IC engines. Spelling Ford with an 'e' Ford Motor Co.'s new Model e team aims to transform the 120-year-old auto giant. Meet some of its new technology leaders. Chamber made to protect EV batteries With the ACS Dust Chamber, testing to ISO 20653 helps ensure EV battery housing designs will keep out dust and small particulates.
Magazine

Automotive Engineering: June 2022

2022-06-02
Making the torque-transfer transition Amsted Automotive Group saw the EV revolution coming and has 'the means' to deliver greater driveline efficiency. AAG's top engineers talk next-gen technology. Electric radiant heat for EV cabin comfort New HVAC tech helps Toyota tackle the EV heat-vs.-range conundrum. Honda sticking with structural adhesives Honda extends its use of adhesive bonding to the 2022 Acura MDX, enhancing the vehicle's dynamic performance, among other benefits. Principal engineer Patrick Shafer explains. Editorial EV, give me heat! Supplier Eye Inflation ignites another supplier squeeze Toyota reinvesting in collaborative safety research SAE and NREL partner to strengthen EV-charging cybersecurity Expanding the 'bubble' of cabin acoustics 2022 Ford F-150 Lightning redefines the pickup paradigm GM's Hummer EV is like nothing else
Magazine

Automotive Engineering: May 2022

2022-05-01
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.
Magazine

Automotive Engineering: March 2022

2022-03-01
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.
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

Automotive Engineering: January/February 2022

2022-02-01
The bi-directional bonus for EVs Bi-directional charging is a value-added feature that seems certain to help accelerate EV adoption. Lidar tech illuminates CES 2022 Lidar suppliers tout increased perception, smaller form factors and mass-production capabilities as the sensors begin moving to mainstream applications. Editorial Optimizing EV platforms for pickup trucks Supplier Eye Time to turn 'BEV' into a verb Valeo debuts new lidars, EV tech at CES 2022 Hyundai enters the metaverse via its PnD technology GM unveils 2024 Chevrolet Silverado EV Barra promises $30K EV SUV by fall 2023; automated driving by mid-decade Panasonic augments driver safety with new HUD tech Unique Helmholtz induction for new GM LT6 V8 Q&A Uwe Gackstatter, president of the Powertrain Solutions Division at Robert Bosch, on why markets will decide propulsion-tech mix - and ICE development can't cease.
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

Automotive Engineering: September 2021

2021-09-01
Weaving a new future for composites In a shift perhaps as prolific as steel to aluminum, woven plastics may finally bring the magic of composites to cost-effective mass-production. New composites target EV applications No longer a low-volume play, the latest composite materials offer EV developers new options for lightweighting, thermal management and structures. Acura TLX is Honda's new body-build benchmark All-new for 2021, Acura's midsize sport sedan gets an exclusive platform to go with its structural, materials and dynamic advancements. Body development leader Jeremy Lucas explains. Schaeffler builds an e-motor powerhouse Armed with state-of-the-art manufacturing and a history of innovation, Schaeffler Group is attacking the e-mobility space, says Daniel Sayre.
Magazine

Automotive Engineering: April 2021

2021-04-01
Optimizing hybrids for cost and fficiency AVL engineers detail a modular engine program suitable for all forms of hybridization. ICE: Once more, with feeling BorgWarner CSO sees at least one more generation of the ICE before its 'sunset.' Actuating hybrid and EV efficiency More sophisticated driveline-disconnect systems are part of the electrified-vehicle future, says the head of controls at Stoneridge. The world's piston maker charts the ICE future According to Mahle's research VP, the remaining development path for internal combustion is clean, electrified and ready for alternative fuels. Pumping EV heat Heat-pump technology is a game-changer for the widespread adoption of electric vehicles, says a service-tech training expert and EV owner.
Magazine

MOMENTUM: APRIL 2020

2020-04-01
Focused on design For Missouri S&T Racing, knowing why a system was designed in a particular way is as important as knowing how it was designed. Taking the classroom to the racetrack Purdue University's Formula SAE team makes good racecars, even better engineers. Sticking to the schedule By strictly meeting deadlines, West Virginia University Institute of Technology team hopes to reach new heights in SAE Aero Design.
Magazine

MOMENTUM: MARCH 2020

2020-03-01
Making sense on sensors AutoDrive Challenge team from North Carolina A&T State University gets the most out of its few sensors. Victory at last The first Formula SAE win of Polytechnique Montreal: why keeping it simple and being prepared was the key. Keeping it light Gram by gram, students at Ningxia University carve weight off their SAE Aero Design East plane to win the 2019 competition.
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

MOMENTUM: NOVEMBER 2019

2019-11-04
Getting an engineering foundation through Formula SAE Having an underclassman with no leadership experience as team captain proved to be no hindrance to the University of Texas-Arlington Formula SAE team. Experience and innovation walk hand in hand Team from Pontifical Catholic University carries success in native Brazil to U.S. in SAE Aero Design competition. 'Complete, finish, win' University of Stuttgart team rides that motto to victories and podium finishes by the dozen.
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

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.
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