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2017-06-01
Magazine
Executive Viewpoints Industry leaders offer their insights on the state of the heavy-duty on- and off-highway industries in this annual series of opinion pieces. The executives share their views on the most pressing technologies and trends shaping their business and the industry moving forward. Alternative power and connectivity top of mind Using power dense flywheel hybrid technology to cut fuel consumption of OH equipment IoT connections transform manufacturing, vehicle validation Annual Product Guide Supplier Directory Complete listing of industry suppliers categorized by technology area.
2017-04-06
Magazine
Connectivity continues its advance More OEMs and Tier 1 suppliers are focusing on embedded telematic systems, hoping to displace aftermarket hardware. Tailoring fuel injection to control NOx The next big step to help heavy-duty diesel engines meet stricter emissions regulations involves adapting the fuel-injection system to the combustion needs. Active on safety Crash-avoidance technologies are vital "building blocks" to automate commercial vehicles, implement truck platooning and ultimately achieve zero accidents. Engineering with simulation and data Companies are discovering new simulation techniques, especially optimization; the next step is to combine simulation with sensor data and predictive analytics to create even more robust off-highway equipment.
2016-12-02
Magazine
Autonomous plows ahead Agriculture, construction, mining-even marine-are advancing autonomous technology to improve the productivity and safety of vehicles on the job. Expediting engine design Simulation tools drive development of the most complex, fuel- efficient and powerful engines ever seen in off-highway applications. Industry 4.0: The smart factory arrives The plants that produce vehicles and their high-tech systems are increasingly employing intelligent systems, Big Data and advanced analytics to improve quality, safety and efficiency. The future is not so far-off Enhanced Cat 3500 engine boosts power 20%, trims fuel usage by 10% Phase 2 GHG rules driver for advanced technology, alternative fuels Eaton demonstrates waste heat recovery, variable valve actuation for HD diesels Hyliion develops add-on hybrid system for semi-trailers that reduces fuel consumption by 30% Tech-heavy Iveco Z Truck concept spawns 29 patents EPA's Grundler talks Phase 2 regs
2016-10-07
Magazine
The Best of COMVEC 2016 Autonomous vehicles, improved fuel efficiency and thermal management are among the pressing topics detailed in this select group of technical papers from the SAE Commercial Vehicle Engineering Congress. Autonomous solutions in agriculture Pneumatically shifted air suspension loading on 6x2 trucks Optimizing waste heat recovery for long-haul trucks Downsizing a HD diesel engine for off-highway applications Fan-shroud optimization for enhanced thermal performance Touch takes hold, switches lend a hand Touch screens are becoming the norm, but knobs and switches are often used to improve operator comfort. U.S. Army marches toward driverless future TARDEC targets vehicle autonomy with new V2V / V2X test bed in Michigan.
2016-08-05
Magazine
Clearing the air Sensors, diagnostics and controls advance to help trap emissions. Bringing the heat on cooling technologies Electronic controls, variable-speed fans cool engines, heat aftertreatment systems. 3D printing machines can't be built fast enough In the additive manufacturing world, the costs of components are dropping, the technology is becoming more reliable and parts are fabricated faster, allowing industries beyond aerospace to adopt additive technologies, says Oak Ridge Lab's Ryan Dehoff.
2016-06-03
Magazine
Executive viewpoints Industry leaders offer their insights on the state of the heavy-duty on- and off-highway industries in this annual series of opinion pieces. The executives share their views on the most pressing technologies and trends shaping their business and the industry moving forward. Annual Product Guide Top products from throughout the industry covering technologies such as Powertrain & Energy, Hydraulics, Electronics, and Testing & Simulation.
2016-02-05
Magazine
Off-highway hybrids: Opportunities and challenges With oil prices declining and emissions regulations in North America 'stabilized,' is there a place for hybrid powertrains in this new world of cheap oil? Looking for a better image Display advances are helping to reduce operator fatigue. Charging up electrified powertrains Control technologies race forward while batteries improve and adopt standard sizes. Measuring and accounting for suspension TARDEC teamed with SEA Ltd. to develop a system to measure the suspension parameters, center of gravity, and moments of inertia of wheeled vehicles in the never ending quest to model and predict vehicle dynamic behavior. Looking at mobility in 2050 Cuneyt L. Oge begins his term as 2016 SAE International President with a vision about the future of auto- and aero-mobility.
2015-12-02
Magazine
Improving heavy-duty engine component efficiencies Cylinder deactivation can improve fuel economy by using a reduced number of cylinders that operate at higher loads and thermal efficiency, while other cylinders are turned off, when the engine operates at partial load conditions. A switching roller finger follower is one of the technologies that help make it work. Pumping up hydraulic capabilities Electrohydraulic advances keep coming as distributed electronics flex their muscle. Tracking the trends in commercial vehicle communications Industry insiders at Molex offer what they think the future may hold for heavy-duty components in 24/7 communications systems. ADAS system validation It is crucial that different advanced driver assistance systems functionalities interact seamlessly with existing electronic control unit (ECU) networks.
2015-10-07
Magazine
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.
2015-08-05
Magazine
Making sense of autonomy Industry offers a range of sensors that will free humans from many tasks while also improving reliability, though devising strategies that meet demanding requirements without breaking the bank is no easy challenge. Life-cycle planning-Design and calibration for ultimate efficiency The ultimate power of Big Data technologies relies on the implementation of new strategies. Unlike a traditional engine calibration process, in which only calibration test data and model simulation data are used, multiple source data introduced into the adaptive engine calibration process contributes to efficiency and cost reduction. The complicated future of off-highway engines Developing an optimum engine is getting tricky now that the European Union has established a Stage V for off-highway engines, and the U.S. has not. What effect will this have on future engine designs?
2015-06-03
Magazine
Executive Viewpoints Off-highway industry executives from companies such as BorgWarner, Perkins, Cummins, and Danfoss reflect upon challenges inside, and outside, the industry, and what technologies, innovations, and strategies will need to be implemented to thrive into the long-term future. 16th Annual Product Guide Top products from throughout the industry covering technologies such as Powertrain & Energy, Hydraulics, Electronics, and Testing & Simulation.
2015-04-08
Magazine
Hydraulics still in control of off-highway needs Engineers continue to master electronic controllers and software to help systems manage engine speeds and boost efficiency, to the ultimate benefit of both OEMs and end-users. Off-highway calibration challenges-big and complex As the final set of Tier 4 regulations kick in for engines greater than 750 hp (560 kW), calibration efforts must contend with complex engine and aftertreatment systems. Engine manufacturers and service providers deal with this complexity, but does it need to be so? DEF delivery modelling for SCR systems Researchers characterize a 0-D model of a urea delivery module, oriented to model-based control and to the simulation of the system response to fault injections finalized to diagnosis validation.
2015-02-06
Magazine
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.
2014-11-06
Magazine
Calibration and complexity Off-highway engine applications continue to increase in complexity to meet emissions regulations and fuel economy targets as well as to take advantage of advances in electrification and mechatronics. The model-based calibration process has become the industry standard. ECU advances take many paths Controllers are evolving rapidly, with a range of microcontrollers distributed throughout the vehicle Working remotely A new electrohydraulic steering technology that offers energy efficiency improvement, increased productivity, enhanced safety, and adaptability to operating conditions also has the capacity to support remote operation of a compact wheel loader.
2014-09-04
Magazine
Putting lightweighting to the test Material laws and orientation information are coupled in a single finite element analysis to predict the performance of the hybrid composite beam under a dynamic three point bending load. Screens, cameras provide new look in cabs Video inputs are another option showing up on displays that increasingly offer touch control. Big performance in small packages By regulating light-duty engine variable speed fans based on heat rejection demands and ambient temperature, consistent power savings over the entire operating spectrum can be achieved.
2014-07-10
Magazine
Off-highway engines advance beyond Tier 4 With Tier 4 Final/Stage IV needs met, engine OEMs direct their focus and competitive energies toward optimizing competitive solutions. At the same time, they need to keep a weather eye out for future regulations, which many expect. Autonomous vehicle challenges span many fields Many of the challenges faced by military and commercial design teams are similar. Racket busters With a quiet cab at the top of many tractor buyers' wish lists, agricultural equipment manufacturers are pursuing every opportunity possible to shed decibels.
2014-06-05
Magazine
Watching for ways to stand above the crowd Sensors monitor a broad range of parameters to help powertrain design teams add features and improve performance.
2014-05-08
Magazine
Executive Viewpoints Off-highway industry executives write about some of the challenges and trends facing the industry over the next 20 years, and the innovation that will be required to stay competitive and sustainable. Annual product guide A product roundup showcasing the newest and most innovative supplier technologies in a variety of areas such as Powertrain & Energy, Electronics, Hydraulics, Materials, Testing & Simulation, Body and Chassis, and Interiors.
2014-04-03
Magazine
Making sense of hybrids Developers focus on applications that boost productivity while they strive to improve the efficiency of alternative power sources.
2014-03-04
Magazine
What's New at ConExpo/IFPE More new products and technologies that companies plan to showcase at this year's ConExpo-Con/Agg, which is co-located with the IFPE fluid-power event in Las Vegas from March 4-8, are previewed. Gearshift actuator dynamics in a dual clutch transmission The emergence of tougher environmental and fuel efficient legislations have triggered exploration and advance toward new and better vehicle transmission technologies. Software makes solid impact Programs are helping hydraulic systems do more while reducing operator workloads. Damping out booming noise NVH improvement techniques are gaining traction with the goal to improve the quality perception of off-highway equipment performance and operator comfort.
2014-02-06
Magazine
What's New at ConExpo/IFPE A preview of some of the new products and technologies that companies plan to showcase at this year's ConExpo-Con/Agg, which is co-located with the IFPE fluid-power event in Las Vegas from March 4-8. Injection strategies for improving emissions characteristics Premixed charge compression ignition reduces NOx and soot emissions, but requires the optimization of the injection timing and pressure, fuel mass in pilot injection, and EG R rate. Systems that talk together, are efficient together Design teams take a holistic view, linking engines, transmissions, hydraulics, and aftertreatment systems to boost efficiency and performance. Managing the deluge of data The model-based development (MBD) process has been a key enabler of technical advancement in the transportation industry; however, the MBD process leads to the generation of large volumes of data artifacts and work products.
2014-01-16
Magazine
Tighter communications help OEMs meet tighter regulations Closer links between powertrains and hydraulic systems cut fuel usage and emissions while improving efficiency.
2013-12-12
Magazine
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.
2013-11-07
Magazine
Tackling biodiesel's technical challenges Caterpillar researchers are working to mitigate biodiesel's negative effects on engine components and aftertreatment systems. More for less Telematic systems are offering more features and functions for lower prices. Improving actuation speed and controllability With high-speed hydraulic proportional valves, the performance of existing cam phasing systems can be improved or the actuation mechanisms can be applied directly to engine valve actuation.
2013-09-05
Magazine
Operators see bright screens in their future HMIs borrow from tablets, phones to help operators perform a broad range of tasks Small engine landscape Kubota engineers developed new small-displacement engines that adopt a common-rail system while optimizing the combustion system and injection characteristics. Sensitive to safety A growing number of digital sensors are among the tools being used to make sure failures are rare and injuries are even more infrequent.
2013-08-08
Magazine
Simulating off-highway hybrids With customers squeezed by fuel costs, off-highway OEMs are showing some interest in developing hybrid equipment. CAE simulation tools are needed because of lack of experience with such devices. Their functional complexity requires control system simulation throughout their lives. A hose is a hose is a hose Researchers develop a method for the precise mounting of a hydraulic hose model. Integrity sensing for safety Researchers from Purdue developed a capacitance-based method for monitoring the integrity of tires, hoses, and other polymeric products during manufacturing and throughout the useful product life.
2013-07-11
Magazine
Optimizing brake-by-wire control An optimal control strategy is introduced that ensures minimum control effort that results in minimum actuator power consumption, while simultaneously providing efficient braking performance.
2013-06-13
Magazine
National Instruments Keeping pace with increasingly intelligent machines Molex Autonomous equipment positioned to be next disruptive technology Sauer-Danfoss Speed wins IAV Engineering in the virtual world Mentor Graphics What will save us from electrical system design complexity? Perkins Designing for diversity TTControl Intelligent controls and connectivity Federal-Mogul Technology strategies for the future Dana Innovation that addresses global megatrends dSPACE Can you imagine your life without challenges? Tenneco Technology meets regulatory challenges Southco Shifts in design energy Bosch Rexroth Manufacturing and logistical excellence MathWorks Continuous improvement to meet new challenges
2013-04-04
Magazine
Hybrids step forward Electric and hydraulic systems trim fuel consumption and emissions, boost performance. Braking for safety Researchers developed a simplified ABS/EBS ECU test bench to research the brake force control function of the EBS system using HIL simulation technology. A metered look at dosing pumps High delivery accuracy, low weight, and dependably long life have made solenoid-operated pumps widely used in mobile applications.
2013-03-07
Magazine
Heavy-duty designs on aftertreatment The introduction of stringent EPA 2015 regulations for locomotive/marine engines and IMO 2016 Tier III marine engines precipitated the need to develop large diesel engine aftertreatment systems. Gaining control of damping Strong nonlinearities of hydraulic systems and the unpredictable operating conditions of the specific application (e.g., uneven ground, varying loads) are the main challenges to the development of satisfactory general vibration damping methods and controls. Getting real about test cycles Fuel consumption of working machines is strongly influenced by machine specification, working environment, and operator behavior, therefore a mix of several test cycles is necessary. The case for Class 8 hybrids Hybrid technology may not be the best solution for all heavy-truck applications, but a Caron Engineering expert explains how it can still benefit Class 8 vehicles.
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