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SAE Truck & Off-Highway Engineering: August 2020

2020-08-06
Big future for e-axles, advanced motors Top transmission engineers claim driveline electrification will transform everything from all-wheel drive to Class 8 tractor-trailers. Big data's benefits keep a-comin' Gigabytes of data are being collected and increasingly mined to improve field operations, maintenance and even vehicle design. Transformative times Despite a challenging climate, technology development progresses - as does the sharing of innovative ideas - virtually. Editorial Zeroing in on zero emissions Softing envisions secure, reliable predictive maintenance Reconstructing accidents in the ADAS age Paving the way to improved truck fuel efficiency Nikola looks to accelerate production, hydrogen infrastructure Mecalac designs unique-pivoting swing loader Q&A' Horiba's Joshua Israel discusses complex regulatory landscape's impact on commercial-vehicle development and shift to electrification.
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

SAE Off-Highway Engineering 2005-12-01

2005-12-01
Delivering simulation benefits Product-development software tools are being put to good use in many off-highway industry segments. Movingalong with stationary power Performance, reliability, and cleanliness are just a few of the golden rules for all engines, whether they are propelling a tractor or powering a barn. Frames adapt to changing environments Heavy-equipment frames do not often get a lot of attention from customers, due mainly to the fact that they get plenty of attention during the design cycle. 2005 technology in review A look back at some of the most significant technological innovations in the news during the past year, as deemed by readers and editors.
Magazine

SAE Off-Highway Engineering 2009-06-01

2009-06-01
The diesel engine diet Researchers correlate engine performance and durability with the properties of alternative fuels that consist of vegetable oils and animal fats. Looking at a safer future Software, other sensors will augment cameras as safety's role in the off-highway industry takes an upward spiral. Plastics expand their range From high-speed train exterior panels to powertrain components, plastics and composite materials are finding their way into more off-highway applications.
Magazine

SAE Off-Highway Engineering 2000-06-01

2000-06-01
Technology for small-engine emissions reduction Swiss researchers used a modern four-stroke engine in conjunction with a commercially available catalytic converter and special gasoline to develop a significantly cleaner-running walk-behind mower. Large-scale application of J1939 The SAE electronic systems communication standard provides a method for achieving engineering flexibility, product standardization, parts rationalization, service, and customer convenience. Focus on electronics OEMs and their suppliers are developing vehicle systems for improved vehicle operation and reliability/durability with the help of electronics. The following pages review some recent industry advancements. 2000 SAE International Off-Highway Congress: one for the ages From antique off-highway equipment to the latest in intelligent vehicle technology, the 2000 SAE International Off-Highway & Powerplant Congress & Exposition brings yesterday and tomorrow together today.
Magazine

SAE Off-Highway Engineering 2011-11-03

2011-11-03
Tier 4 for large bore Engineers show that a pre-turbine aftertreatment system offers clear and distinct benefits in terms of compact, cost-effective emissions reductions. Programmed for safety and reliability The software that adds features and functions is becoming more reliable as standards and new techniques transform design processes. Electrohydraulics improve with new lift-control strategy Fuel consumption, torque delivery, and emissions can all be improved through flexible control of the valve timing, duration, and lift.
Magazine

Aerospace Engineering 2006-05-01

2006-05-01
Materials mature The growth of air travel has always been dependent on the development of materials technology for structures and engines. Keeping track of production Aircraft manufacturers are making greater use of RFID and bar code technology, while also using new software that helps them keep production lines running smoothly. Breaking records via fuel management Onboard sensors reported lower-than-expectedfuel-tank readings not far into the around-the-world flight of the GlobalFlyer, jeopardizing the entire mission.
Magazine

Aerospace Engineering & Manufacturing 2008-12-01

2008-12-01
From part to plane: the fastest machine wins Next-gen machining centers and controllers brings new precision and capabilities to both metal and composite manufacturing. Files moved around the world As aircraft manufacturers distribute more jobs to contractors, streamlining the transfer of information has become an important part of both design and manufacturing. Top technologies of 2008 A look back at some of the most significant technological innovations during the past year. VLJ power Some engine programs for very light jets are full swing while certification awaits others.
Magazine

Aerospace Engineering 2004-11-01

2004-11-01
Wiring UAVs The development of electronic architectures for UAVs and UCAVs marks a major step-change in the evolution of military aircraft as significant as the emergence of jet propulsion more than 60 years ago. Distributed simulation A new modeling technique is applied to a HALE UAV power system using detailed subsystem simulations of the turbine engine, generators, and loads. Tradition, transition, and transformation SAE 100 Future look: As the sun sets on the first 100 years of SAE, we refllect on a proud and rich tradition of contribution to the transportation industry. The battle for information flow SAE 100 Future look: Epic Data recognizes that the recent development of highly secure, futuristic real-time information flows provide a tremendous competitive advantage to field commanders making life or death decisions.
Magazine

Aerospace Engineering 2003-11-01

2003-11-01
Simulation from the inside Software applications are now being developed to make air travel safer and more comfortable for the people in the cabin. American attack UAVs-Part 1 The first article in a two-part series of a perspective on more than 100 years of unmanned flight details some of the major developments in the use of unmanned aerial vehicles for combat. Certifying airworthiness MIL-HDBK-5 is an especially valuable tool for the Federal Aviation Administration and is essential to the health of the entire aviation manufacturing industry. Boeing takes leap forward with composites The use of composites is not new to the aerospace industry, but with its 7E7 airplane, Boeing plans to stretch the material technology to new limits.
Magazine

Aerospace Engineering 2000-11-01

2000-11-01
Quality in the integrated product team In the early phases of product development, quality must be engineered and managed into the product. Advancing icing detection Engineers are working to develop a capability to detect icing conditions ahead of aircraft using onboard and ground-based remote sensing systems. Testing times Methods for testing aircraft engines have changed dramatically over the years for Rolls-Royce- almost as much as the engines themselves. This is the last installment of a three-part series on aircraft engine testing.
Magazine

Aerospace Engineering 2002-11-01

2002-11-01
Systematically silencing Industry trends demonstrate aerospace companies such as Lord are evolving from supplying just components to entire systems. Resolving conflicts for the F/A-22 cockpit canopy Diverse requirements made design and production of the fighter's cockpit canopy a challenging systems integration enterprise for Lockheed Martin. No man in the machine Unmanned aerial vehicles have proven their worth in recent real-time confrontations, but there is still a need for continued technological growth toward their maturity.
Magazine

Aerospace Engineering 2001-11-01

2001-11-01
Safeguarding aircraft systems How several systems suppliers, airframers, and researchers have approached the need for increased system safeguards and protection against lightning strikes. One last look back A review of the technology news, discussions, and announcements from the first Aerospace Congress & Exhibition held September 10-13 in Seattle, WA. Powering unmanned aircraft Pratt & Whitney Canada is developing and testing a commercial turbofan engine derivative for high-altitude unmanned air vehicle applications. 737-800 winglet integration A joint venture between Boeing and Aviation Partners Inc. is involved in developing a performance improvement for in-service aircraft.
Magazine

AEROSPACE ENGINEERING 2013-10

2013-10-01
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. Camelina-based biofuel shows advantages in turboprop Researchers within the government of Canada see the need to improve the emissions performance of the Rolls-Royce T56 engine, which despite its age remains a workhorse for its military aircraft fleet.
Magazine

AEROSPACE ENGINEERING 2013-04

2013-04-01
PEFCs to transform UAVs Advancements in polymer electrolyte membrane fuel cells have resulted in longer endurance missions for smaller UAVs as well as an enabler for electric aircraft that require vertical takeoff and landing capability. Hovering aircraft programs The AW609 tiltrotor and the X3 compound helicopter offer different technology solutions to the challenge of achieving higher speeds and higher quality point-to-point air transport.
Magazine

Automotive Engineering International 2004-11-01

2004-11-01
2004 Paris Motor Show Highlights Though themes were distinctly elusive, there was a broad spectrum of technology, design, and styling on display from Europe-based manufacturers. Production-based cars race ahead The SCCA's Speed World Challenge has delivered automakers a U.S. platform for racecars that are closely related to the vehicles they sell. Let's come together Supplier parks are beginning to take hold in North America as automakers and their suppliers look to improve supply-chain efficiency and reduce costs. Grand ride for Grand Cherokee Jeep engineers give the 2005 model more on-road comfort, with all the off-road capability. Land Rovers makes a Discovery The new SUV, to be called LR3 in the United States, is the first all-new vehicle developed under Ford's leadership and is described as the most technologically advanced Land Rover so far.
Magazine

Automotive Engineering International 2006-10-01

2006-10-01
Like a rolling home Suppliers are helping automakers engineer vehicles that allow passengers to bring along the comforts of home. Focusing on distraction An explosion of new features, functions poses challenges for safety. Performance goes green With record-high fuel prices and CO2 concerns providing the impetus, automakers are developing more fun-to-drive cars with an eye towards efficiency. GM re-engineers pickips More refined ride, higher-quality interiors, and greater efficiency are some of the highlights of the 2007 models. Jeep takes on tough terrain For 2007, the brand's iconic Wrangler is engineered to be more rugged off-road and more refined on it. Audi updates TT theme The second-generation rendition is bigger, more powerful, and uses a subtle metals mix and match. Vantage: as Aston to the core A common platform strategy is a vital element of the company's design and manufacturing flexibility.
Magazine

Automotive Engineering International 2001-05-01

2001-05-01
Global viewpoints: technology leads the way From fuel cells to flexible circuitry, advanced technologies are helping North American automakers and suppliers build vehicles that deliver increasingly high levels of safety, reliability, performance, and comfort/convenience. Sensor development for occupant rollover protection Delphi Automotive Systems pursues new devices for the pecularities of rollover conditions. Several steps toward recovery Making new vehicles out of old vehicles--as well as discarded carpeting--enables automakers to do the right thing for the environment, society, and their balance statements. Englightened interiors Product developers at Chicago Miniature Lamp discuss trends and advances in automotive interior lighting. Geneva Motor Show highlights Vehicles on display at the event, held in early March, ranged from the bizarre to the functional.
Magazine

Automotive Engineering International 2001-03-01

2001-03-01
Toyota Prius: Best-Engineered Car of 2001 Following the Japanese introduction of the first-generation Pruis in 1997, the significantly re-engineered second-generation model features new technology to meet the demands of the Western market, including improved driving performance, lower emissions, and reduced costs. Introducing Niel Schilke, SAE President for 2001 General Motors' former top engineer in Canada brings a systems engineering mentality, along with high expectations, to the SAE presidency. Fuel cells start to look real It is looking more and more as if the fuel-cell-powered car--the long-awaited "clean personal transportation of the future"--is moving from laboratory vision to technical reality, if not yet market actuality. Fuel-cell testing Capabilities that deliver reliable monitoring and control, as well as offer the benefit of a flexible configuration, are critical to keep pace with evolving fuel-cell technology, according to National Instruments.
Magazine

Aerospace & Defense Technology: May 2020

2020-05-01
Connectors Lighten the SWaP Burden in UAV/MUMT Aircraft Electronics Playing Defense Uncertain Regulations Stall the Implementation of Counter-UAS Technology in The U.S. Drone Swarms A Transformational Technology Robotic Combat Vehicles Putting the Brains Behind the Brawn Effectiveness of Inter-Vehicle Communications and On-Board Processing for Close Unmanned Autonomous Vehicle Flight Formations Developing an effective cooperative communication system for unmanned aerial vehicles can increase their autonomy, reduce manpower requirements, and improve mission capabilities. Systems Engineering Approach to Develop Guidance, Navigation and Control Algorithms for Unmanned Ground Vehicle This research explores the development of a UGV capable of operating autonomously in a densely cluttered environment such as the tropical jungles or plantation estates commonly found in Asia.
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