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Aerospace & Defense Technology: May 2017

2017-05-04
Interoperability Standards Pave the Way for Modular Robotic Manipulators Solar Powering UAVs Deploying COTS Subsystems in UUVs Developing a Multi-Modal UGV Robot Control Interface Fast-Tracking Autonomous Vehicles with Simulation Gesture-Based Controls for Robots: Overview and Implications for Use by Soldiers Identifying the Flow Physics and Modeling Transient Forces on Two-Dimensional Wings Experimental Confirmation of an Aquatic Swimming Motion Theoretically of Very Low Drag and High Efficiency The Scaling of Loss Pathways and Heat Transfer in Small Scale Internal Combustion Engines A Guide for Developing Human-Robot Interaction Experiments in the Robotic Interactive Visualization and Experimentation Technology (RIVET) Simulation
Magazine

Automotive Engineering International 2000-01-01

2000-01-01
Car of 2100 A.D. AEI gave readers a chance to speak out on what they thought people in 2100 would be driving. We have chosen the best submissions. Also, the AEI editors have included their best guess as to what cars will be in 2100. We realize that this is a guess but the real answer will not be known for 100 years. V8 power for BMW's M5 The new 294-kW (400-hp) S62 engine developed by BMW's M GmbH features Double VANOS variable intake and exhaust valve timing, electronic drive-by-wire, and oil circulation boosted as a function of lateral cornering force. Northstar revised for 2000 Improvements to the powerplant include a roller-follower valvetrain, improved combustion chamber, center-feed intake manifold, coil-on-plug cassette ignition system, and a Siemens powertrain controller. Aston Martin's first V12 Available in both the DB7 Vantage Coupe and Volante, the flexible all-alloy engine delivers 85% of its peak torque at just 1500 rpm.
Magazine

Automotive Engineering International 2000-04-01

2000-04-01
DaimlerChyrsler integrates product, process, and plant CATIA software is the core around which DaimlerChysler hopes to establish a virtual manufacturing system that allows new vehicles--and the plants that manufacture them--to be designed simultaneously with full simulation and visualization. The right bead in the right place at the right time Loctite assures customers of quality by assuming more responsibility for the adhesive-dispensing process. New manufacturing and design solutions Several software products will begin the new millenium with enhancements adding to a list of others that continue to provide good functionality and capability to engineers.
Magazine

Automotive Engineering International 2000-06-01

2000-06-01
Controlling deceleration during a crash It may be possible to reduce occupant injury severity without increasing vehicle deformation by actively controlling the vehicle deceleration in a crash. Europe's speed, cost, quality conundrum In last month's issue, Automotive Engineering International reported how technology is helping some of the major North American suppliers cope with doing business in the digital age. This article, the second in a series, addresses the same subject with some of the major suppliers and OEMs in Europe. Digitally controlled servo-hydraulic crash simulator The automotive industry is moving to newer technologies for crash simulation to minimize time-to-market for new models, reduce costs, and meeting consumer demand for safer cars and trucks.
Magazine

Automotive Engineering International 2000-11-01

2000-11-01
Getting the aero advantage Team Rahal has come up with several innovative ways of integrating and implementing Fluent Inc.'s computational fluid dynamics softwarae into its engineering process. Jordan Grand Prix benefits from 3-D design This motorsports team's transition from 2-D design to 3-D digital modeling using SDRC's I-DEAS software has resulted in shorter lead times and improved part fit. The 2002 Explorer/Mountaineer Ford engineers further improve ride, handling, and safety while increasing the vehicles' power. Cadillac's re-engineered Escalade The 2002 model has a host of new, advanced features including "Northstar-inspired" powertrains, StabiliTrak stability control, and a Road Sensing Suspension system. Explorer Sport Trac breaks new ground Ford says its 2001 Explorer Sport Trac, based on the 2001 Explorer four-door, was engineered for improved ride and handling, and is the first traditional SUV with an open cargo area.
Magazine

Automotive Engineering International 2001-01-01

2001-01-01
Ford's new four The largest engine development program in company history will lead to at least 200 applications, starting with the new Mondeo's Duratec HE and replacement of its existing cast-iron-block four-cylinders with higher aluminum content powerplants. GM Powertrain's new inline six for SUV's For the first time in nearly two decades, three new General Motors vehicles will feature an inline six-cylinder engine developed by GM Powertrain. Fuel-stratified injection from VW Though gasoline direct-injection technology is being introduced in the Lupo FSI, VW says it easily can be adapted for high-volume use in larger vehicles such as the Polo and Golf. LS6 for Z06 The latest high-performance Corvette engine features improved breathing, new pistons, an increased compression ratio, and a new high-profile camshaft.
Magazine

Automotive Engineering International 2001-02-01

2001-02-01
Solving the driver distraction problem Is voice-recognition technology the silver bullet? No, engineers agree, but it has its place. Succeeding in the alliance game It was General Motors' Arvin F. Mueller, Chairperson of the SAE 2001 World Congress, who came up with "Succeeding in the Alliance Game" as the theme for the March 5-8 automotive engineering event in Detroit. Ferrari 360 aerodynamic development The search for downforce without aerodyamic devices, such as wings or spoilers, led to novel solutions for the car's suspension. Renault's Euro 3 engine Flexible injection systems allowed Renault VI engineers to balance many conflicting priorities in developing Europe's first heavy-duty diesel engine with a fully electronic high-injection-pressure common-rail injection system. Meeting future emissions standards with diesel SUVs AVL List believes that diesel engines could be one way to improve the environmental acceptance of sport utility vehicles.
Magazine

Automotive Engineering International 2001-04-01

2001-04-01
E-business: the new game in town With the initial formation of Covisint in February 2000, and with other online ventures established over the past couple of years, the automotive industry has thrown its chips into the B2B e-commerce game. The following is an update on how the industry is faring now that its cards are on the table. Simulation: redefining the development process Just as companies sought to shorten the development cycle with intergrated product teams, they do so again with up-front computer-aided analysis and simulation. New connections for automobiles Thanks to innovative technologies and applications, flexible circuitry is helping drive new trends, such as modularity, in automotive design, according to Sheldahl. NAIAS highlights: production Since becoming an international event in 1989, the North American International Auto Show in Detroit has hosted 620 North American and worldwide vehicle introductions.
Magazine

Automotive Engineering International 2001-06-01

2001-06-01
Ford's Focus on the fuel cell The company's Aachen research center for advanced powertrain and environmental technologies provided the backdrop for a first drive of its latest fuel-cell prototype. Global viewpoints: Europe embraces the AT-factor The central pillar on which the success of every international automotive company now rests is the AT-factor, which stands for advanced technology. Target-vehicle modeling in crash analysis Ford engineers have refined their computer crash models for simulating vehicle compatibility between light trucks and cars. Reticulated polyurethane foam The new generation of materials has added safety, performance, reliability, and value to a number of automotive applications. Sorting through new automotive technologies Developments in powertrain, interior, and chassis technolgoies are improving the performance of vehicles in all corners of the world, including Europe.
Magazine

Automotive Engineering International 2001-07-01

2001-07-01
Driven to test As automotive manufacturers and suppliers continually attempt to cut costs and reduce development cycle times, outsourcing of testing is becoming more prevalent in the industry. Testing resources This section highlights some of the latest testing products, equipment, and technologies used in sundry automotive applications from the industry's suppliers. Transmission options In this comprehensive review of technology, ZF's Group Vice President for Product Development concludes that the future belongs to automated manual, continously variable, and six-speed automatic and manual transmissions with increased capacities. Automotive moodular developments Engineers from Plastic Omnium Auto Exterieur and Inoplastic Omnium discuss design considerations for front-end module and plastic tailgate concepts. Flexible controls architecture for hybrid-electric vehicles General Motors and Motorola collaborate on a prototype vehicle for PNGV.
Magazine

Automotive Engineering International 2001-10-01

2001-10-01
Semiconductors flex their muscles Makers of semiconductors see the automotive market as a prime opportunity for growth. The first part of this article looks at this growth from the perspective of semiconductor industry leader Motorola. The second part highlights some recent semiconductor product introductions. 2002 supplier technology As automakers increase outsourcing, suppliers are taking on more responsibility for developing increasingly complex systems and components. This special edition of Tech Briefs highlights some of the many supplier contributions to 2002 passenger cars. Vision sensors and the intelligent vehicle Advancements in CMOS imaging sensors have enabled Delphi engineers to adapt low-cost, high-quality cameras for a variety of applications in integrated safety systems. The reborn Thunderbird Taking cues from the 1955 model, the 2002 car benefited from Ford's modern platform and systems engineering as well as C3P computer modeling techniques.
Magazine

Automotive Engineering International 2002-03-01

2002-03-01
NAIAS production vehicles Editors review the engineering highlights of the show's production-vehicle introductions. BMW 7 Series: AEI's Best Engineered Vehicle for 2002 With help from its suppliers, BMW has produced a vehicle that blazes the engineering trail with innovations that will influence passenger vehicles for years to come. Developments in fuel cells Automotive engineers are concentrating on providing quick startup, cost reduction, mass manufacturability, and crash safety. AEI Tech 2002 Awards Automotive Engineering International editors highlight the top products and technologies that were displayed at the SAE 2002 World Congress. Introducing S.M. Shahed, SAE President for 2002 From humble beginnings, S.M. Shahed carves out a seat at the society's top spot. Urea selective catalytic reduction Testing by Ford researchers of a small-diesel emissions-control system proved successful in meeting ULEV emissions standards.
Magazine

Automotive Engineering International 2002-12-01

2002-12-01
Bending light Lighting technology is becoming more intelligent and adaptive as OEMs and suppliers develop systems that are more integrated into vehicle electronics systems for greater performance and safety. Top technologies of the year The world's automakers and suppliers were busy in 2002 equipping production vehicles with significant new technology. The editors review some of those significant "game changing" innovations for the past model year. Testing on the move Advances in mobile data acquisition, such as those from HBM, have helped engineers move the testing of vehicles from the laboratory to the road. Producing an all-new powertrain Ford and International each revamped a plant to build a new powertrain for Ford's super-duty trucks and Excursion sport utility vehicle. Making plastic parts New ways of forming plastics for automotive components were revealed at an annual contest sponsored by the Society of Plastics Engineers.
Magazine

Automotive Engineering International 2003-07-01

2003-07-01
A different automatic Developed in conjunction with BorgWarner, Volkswagen's DSG automatic six-speed gearbox is aimed at enthusiasts and has fuel consumption superior to a manual gearbox. Accident avoidance GM and Delphi are testing adaptive cruise control and collision-warning technologies in the hope of ultimately increasing driver awareness and reducing driving behaviors that can lead to accidents. Branding vehicle dynamics The use of active systems and common hardware across several vehicle platforms, with different calibrations and control algorithms, can offer variations in character and brand, according to Prodrive Automotive technology. The drive for improved dynamics For the new XJ, Mike Cross, Jaguar's Chief Engineer for Vehicle Integrity, and his team aimed to preserve the isolation and feel of the previous car, but instill the handling precision and steering accuracy of the S-Type.
Magazine

Automotive Engineering International 2003-08-01

2003-08-01
Appetite for cars growing in China Automakers and suppliers the world over are scrambling to establish or expland manufacturing operations in China as income growth spurs a rapid rise in car sales. "Lighting" the way for bodies Alcan says the most common alternative metal for body applications, aluminum, can be used as a stand-alone material or integrated with steel. Controlling noise, vibration, and harshness Vehicle manufacturers and their suppliers are finding ways to deliver greater passenger comfort in the early stages of design. Why diesels, why now? Participants at the first SAE Executive Management Briefing discuss the possibilities and technical challenges for diesel engines in U.S. passenger vehicles. Virtual powertrain, real results As powertrain control systems require more complex validation testing in less time, Ford is teaming with Concurrent Computer to develop a HIL simulation system that tests real control hardware in the virtual world.
Magazine

Automotive Engineering International 2003-12-01

2003-12-01
Concepts from 2003 Tokyo Motor Show Environmental, safety, and information technology were strongly emphasized in an impressive array of fuel-cell, hybrid, and pure electric concept cars. LEDs shine on The lighting technology's compact size, power, and durability excite designers who still long for flexibility in interior and exterior styling. GM, software, and electronics At its annual media preview of new models, the company demonstrated how its technology investments will pay off in more features, for more people, in more market segments. Plastics roll into new territory From structural members to Class A surfaces, plastics continue to find increasingly broad application in the automotive industry. 2003 technology in review AEI editors look back at some of the most significant production-intent innovations introduced over the past year. Forging ahead in metal forming Crude though the means may have been, humans began making and shaping metal several millenia ago.
Magazine

Automotive Engineering International 2004-04-01

2004-04-01
The chain in China North American suppliers must confront some challenging supply-chain issues as they take aim at what could potentially become the world's largest automotive market. Visteon researches composite truck chassis The company used computer analysis extensively in a research project aimed at reducing the mass and complexity of a chassis structure while increasing strength and stiffness. Simulation goes beyond engineering Computational fluid dynamics simulation and visualization software vendors are introducing products to extend the value of CFD throughout the product life cycle, according to Acuitiv Software. Ford still riding Six Sigma quality horse Ford is combining Six Sigma with kaizen events at its plants around the globe to coax new ideas from its hourly workers in hopes of closing the gap with perennial vehicle-quality leader Toyota.
Magazine

Automotive Engineering International 2004-07-01

2004-07-01
The need for speeds The recent automatic-transmission introductions by Toyota, DaimlerChrysler, and ZF highlight the trend toward greater gear-ratio spreads for better launch performance and cruising efficiency. Mechanical advantage Ride and handling can be influenced and controlled by the latest electronics, but careful mechanical design of the suspension can deliver significant benefits. Hard drives Driven by the insatiable demand for more usable navigation information and entertainment content, automotive disk drives will become commonplace, but not until cost and other issues are overcome, experts predict. Trucks get aerodynamic touch Light truck and SUV designers must reconcile conservative customer tastes with the need for reduced drag to bost efficiency. Pedestrian protection possibilities Carmakers consider a variety of solutions to the problem of saving lives outside the vehicle.
Magazine

Automotive Engineering International 2004-12-01

2004-12-01
Lighting goes digital Headlights move towards full integration with sensors, adjusting to turns and other driving conditions, while high-intensity discharge and light-emitting-diode technologies see continued growth. 2004 technology in review AEI editors look back at some of the most significant engineering and innovation stories of the past year. The age of digital experience SAE 100 Future look: Automotive historians will remember the beginning of the 21st century as a defining moment in the history of an industry. Simplifying advanced computing SAE 100 Future look: There is no doubt the world is changing. Global competition and sourcing, cost pressures, safety, and environmental concerns are just a few evolving realities facing the automotive industry today.
Magazine

Automotive Engineering International 2005-04-01

2005-04-01
Throwing their weight around Vehicle mass took a back seat to aesthetics, functionality, and performance when automaker executives discussed the merits of their new products at the North American International Auto Show. Safety drives sensor growth New semiconductor technologies provide more data in a wide range of systems. Wireless gains support Wi-Fi is seen as the link between consumer electronics and cars. Supply chain migration As automakers ramp up operations in China, suppliers must consider the challenges as well as the opportunities of supporting them there. Automakers focus on soft money The huge surge in software makes it a focus for cost cutting. Chevrolet Corvette: AEI's Best Engineered Vehicle for 2005. The sixth-generation car delivers even more performance value than its predecessor, and adds greater comfort and convenience into the mix.
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