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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

Tech Briefs: August 2018

2018-08-01
Designing a High-Speed Decoy Unmanned Aerial Vehicle (UAV) Using Thermoplastics in Aerospace Applications In-Flight Real-Time Avionics Adaptation Using Turbine Flow Meters for Aerospace Test and Measurement Applications Communicating from Space: The Front End of Multiscale Modeling Laser-Based System Could Expand Space-to-Ground Communication Hydraulic Testing of Polymer Matrix Composite 102mm Tube Section Research could lead to development of a composite material that can be processed at a low temperature and still be used at 1000°F. Permeation Tests on Polypropylene Fiber Materials Study attempts to determine if polypropylene nanofiber materials can be used in air filtration systems to remove toxic vapors. Inter-Laboratory Combat Helmet Blunt Impact Test Method Comparison Ensuring consistent test methods could reduce the risk of head injuries.
Magazine

SAE Vehicle Electrification: Novmeber 12, 2014

2014-11-12
Harley-Davidson's e-bike shocker (video) Is the motorcycle market ready for a Harley-Davidson EV? Project LiveWire was designed to provide answers, said Chief Engineer Jeff Richlen. Airbus has its eye on the future of cleaner flight CleanSky 2 targets are to increase aircraft fuel efficiency enough to reduce CO2 emissions by 20-30% and reduce aircraft NOx and noise emissions by 20-30% compared to newly designed aircraft entering into service in 2014-or essentially halve 2005 CO2 emissions levels by 2050. Soul EV extends the range frontier (video) Specially formulated NCM battery cells are key in giving the vehicle class-leading EV range while enabling engineers to fit a high-energy-density battery pack underfloor with little sacrifice of passenger cabin space.
Magazine

SAE VEHICLE ELECTRIFICATION

2013-08-21
Lithium-ion refinement Even as high-profile fires create concern, battery and car makers accelerate their move toward lithium-ion technology with advances in cost, performance, and safety. NASA's quest for maximum efficiency As part of its hybrid body wing aircraft with turboelectric distributed propulsion system, NASA has proposed to use a superconducting and cryogenic electrical system to connect the electrical output of the generators to the motors.
Magazine

SAE Truck & Off-Highway Engineering: October 2021

2021-10-07
Defending the heavy-vehicle cyber domain Cybersecurity experts explained at SAE COMVEC 2021 how they're preparing the next generation of thwarters to protect increasingly electrified, connected and automated trucks. Digitalization of product engineering ESI proposes "sustainable" product development via virtual prototyping to ensure operational safety and comfort for off-highway machines. Developing a next-gen VGT Engineers from Mitsubishi Heavy Industries refine the design of a variable geometry turbocharger for commercial vehicles. Editorial Insightful comments from COMVEC Lidar lets Vermeer automate baling processes Extending a Wankel future on hydrogen fuel Next-gen HMI crucial for ADAS efficacy Altair honors weight-saving innovations A bevy of battery and fuel-cell electric truck reveals Q&A Dr. Philip Stephenson, general manager of the PACCAR Technical Center, hones in on the potential efficacy of E-fuels, commercial-vehicle battery-swapping.
Magazine

SAE Truck & Off-Highway Engineering: February 2023

2023-02-09
Virtual powertrain development Simulation is critical for efficient product development, but proper tool selection and efficient data management are keys to success. Blue Arc amps up for EV production Shyft Group's EV subsidiary is lighting the path for the electrification of last-mile delivery vehicles as well as mobile charging solutions. Increasing connectivity in construction Jobsites look to overcome challenges posed by mixed fleets and proprietary telematics to achieve "one-dashboard" vision and increased machine utilization.
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: August 2023

2023-08-10
Enhancing truck-sensor modularity Kodiak Robotics' fifth-generation sensor stack and new SensorPods boost sensor and GPU performance and improve power efficiency. Bosch high on hydrogen The supplier is committed to all facets of the H2 economy as volume production of its power module kicks off for Nikola's Class 8 fuel-cell truck. Constructing bus structures with stainless steel Outokumpu and collaborators show a possible weight reduction of up to 35% by using high-strength stainless steel in place of carbon steel. Volta Zero is U.S. bound The startup plans to apply lessons learned in Europe to the U.S. market, bringing a "small fleet" of electric trucks for potential customers by the end of the year.
Magazine

SAE Off-Highway Engineering: October 7, 2015

2015-10-07
HMIs extend beyond the cab Telematics functions are being integrated into multi-function user interfaces. Standards step forward in design of off-highway electronics Functional safety standards are starting to impact many development projects, while the auto industry's AUTOSAR standard is being deployed to help enable software reuse and simplify designs. Leveraging automotive lightweighting techniques to improve off-highway emissions Where systems engineers can gain efficiencies in off-highway equipment is agnostic, they'll take it anywhere, and so they should, but one of the ways, often underestimated, is through the use of strong and lightweight advanced materials. Waste heat recovery for the long haul A WHR system based on an organic Rankine cycle has been developed for a long-haul Iveco Stralis truck.
Magazine

SAE Off-Highway Engineering 2012-08-09

2012-08-09
FEA of light-vehicle cab's hydraulic mount Using finite element analysis on a cab's hydraulic mount can shorten product development time and reduce development costs significantly.
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 2005-03-01

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 2004-06-01

2004-06-01
Small is as small does off-highway engineers have been pretty busy packing smaller and smaller engines with more and more power. Computer-aided everything Software is helping companies to be more effective when developing and evaluating off-highway vehicles and systems. Testing resources This section highlights some of the latest mobile and stationary equipment available to the industry for product development and evaluation. History of gerotor hydraulics The second part in a retrospective of the development of gerotor technology, the engineers behind the breakthroughs, and an acquisition here and there. Maintenence is old business at DoD Iraqi insurgents represent the U.S. Department of Defense's main concern at the moment, but an aging maintenance work force is among other concerns on its flanks.
Magazine

SAE OFF-HIGHWAY ENGINEERING

2013-12-12
Achieving efficiency via virtual validation Model-based design and V-Cycle-based development processes address the need for managing complexity, and to some extent, efficiency in product development.
Magazine

SAE Electronics + Connectivity 2012-11-28

2012-11-28
Integration opens the door Semiconductor suppliers are integrating many functions into power devices while also cutting power consumption in an environment, automotive doors, where 8-bit microcontrollers still hold sway.
Magazine

Momentum: October 2014

2014-10-01
Buckeye Current's TT triumph The Ohio State University reprised its third-place finish in the 2014 TT Zero for all-electric motorcycles, beating some of the pros on the world's toughest race circuit. Kettering FSAE team improved as season progressed Lowest priced may not mean the best, but certainly not the worst. Leveling the field: getting #girlsinstem Despite facing the brunt of gender segregation, women are forging ahead and dramatically improving STE M, both academically and professionally. Mercedes-AMG's SLS departure opens door to new GT Powering the car is an all-new biturbo 4.0-L V8 available with two power levels: hot (GT) at 340 kW (456 hp) and exceedingly hot (GTS) at 375 kW (503 hp).
Magazine

Momentum: February 2015

2015-02-02
Taking on the Valeo Innovation Challenge Two Canadian teams-the University of Ottawa and the University of Waterloo-finished in the top 3 among about 1,000 other universities from around the world in this challenge devoted to spurring innovative ideas for transportation. Colorado State University designs fuel-cell plug-in hybrid system Competing in the EcoCAR2 competition using a Chevrolet Malibu, the Colorado State team designed a system that features a 15-kW polymer electrolyte membrane fuel cell system, an 18.9-kW•h/177-kW lithium-ion battery, and a 145-kW motor. Cal State Fullerton combines art and engineering Team's submission on its Formula SAE car won first place in the second annual Generation Auto video contest organized in part by SAE International. Collaborative research project leads to potentially swarming VTOL UAVs The AVIGLE VTOL (vertical takeoff and landing) unmanned aerial vehicle was developed via collaboration by a variety of entities for a variety of applications.
Magazine

Momentum: February 2014

2014-02-01
Evaluation of heavy-vehicle aerodynamic drag In an attempt to achieve a balance between Reynolds number, model scale, and tunnel blockage issues, a 1:3 scale heavy-vehicle testing program has been initiated at the Monash University 1.4-MW wind tunnel. Validating performance suspension parts advances A forum at the 2013 SEMA Show discussed three approaches to ensure performance parts compliance with Federal Motor Vehicle Safety Standard 126. Panelists also explained how simulation data, and kinematics and compliance measurements, can improve performance parts design. Active safety starts in the pilot's seat Dassault Aviation's next-generation integrated digital avionics systems contribute to enhanced air safety in civil applications. Chevrolet ups the performance ante with MY2015 Corvette Z06 Stiffer-bodied sports car gains wind-aided performance with supercharging and downforce for faster lap times.
Magazine

Momentum, the Magazine for Student Members of SAE International 2013-09-30

2013-09-30
When real life and FEA meet Model validation becomes the focus for building the chassis of a BAJA SAE vehicle. One student offers his advice for making smart choices while using FEA. Wait...where is Manitoba? Andrew Smith, Executive Vice Chair for the University of Manitoba's SAE International Chapter faces limited resources and the growth of what was once a small team. High hopes or just dreaming? A look at how Asia's aircraft manufacturers are trying to break into new markets to challenge the status quo. Operators see bright screens in their future HMIs borrow from tablets, phones to help operators perform a broad range of tasks.
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