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2015-09-30
Article
Combining a DPF with an SCR catalyst into one device will enable the faster light-off times required by the more stringent new regs due in Sept. 2017.
2015-09-24
Article
The new Joint Light Tactical Vehicle program, worth $30 billion, brings superior survivability to the U.S. Army and Marine Corps. most prolific multi-mission mobility platform.
2015-09-22
Article
Without idling the truck’s main engines, an auxiliary power unit can provide heating and cooling to maintain a comfortable temperature in the cab and sleeper, as well as power laptops, gaming machines, and microwaves. Fleets need to provide drivers with the ability to maintain their wanted comfort level on the road while also ensuring resources are being used wisely.
2015-09-22
Article
French start-up Adgero aims to retrofit rail-compatible semi-trailers with ultracapacitor-based hybrid drive units. The Adgero Hybrid System, it is claimed, is the first kinetic energy recovery system (KERS) for heavy-duty trucks.
2015-09-09
Article
A Schaeffler-developed electric powertrain faces the grueling demands of motorsports competition during the upcoming second season of FIA Formula E racing.
2015-09-08
Article
Porsche's all-new turbocharged flat-six engines for the 2016 911 Carrera and Carrera S are full of technology tricks for more power and fuel efficiency. Will anyone miss the unblown 3.4-L and 3.8-L units they replace?
2015-09-03
Article
Dr. Phil Stephenson, General Manager of PACCAR Technical Center, and co-chairman for the SAE 2015 Commercial Vehicle Engineering Congress (ComVEC), discusses several major topics affecting on- and off-highway commercial vehicles, including emissions regulations, embedded software, 24-V electrification, operator assistance technologies, and cybersecurity.
2015-09-02
Article
What happens when a team of software and robotics "nerds" from the German Research Center for Artificial Intelligence design a self-driving electric microcar?
2015-09-01
Article
FCA powertrain engineers have shaved weight and increased the efficiency and power of their do-it-all V6, while preparing it for possible DI turbocharged duty in the not-so-distant future.
2015-08-24
Article
Even as simulation and virtual design tools get ever more sophisticated, brick-and-mortar test facilities are as important as ever.
2015-08-24
Article
The challenges for the off-highway industrial engine supplier goes beyond simply meeting ever more stringent emissions regulations in Europe. Their engine designs also need to minimize total cost of ownership while delivering power and fuel efficiency in a worldwide market.
2015-08-14
Article
Huge factories and technical improvements are slowly pushing battery pack costs down toward the $100/kW·h turning point that's expected to democratize electrified vehicles.
2015-08-11
Article
A $2.5 million upgrade turns an existing climatic cell into one of the industry's most capable facilities for 4x4 and AWD vehicle development.
2015-07-31
Article
Can a supercharger with a mechanical variable speed drive give a downsized engine the performance “feel” of a larger-displacement, naturally-aspirated unit without sacrificing efficiency? A joint U.K. research project aims to find out.
2015-07-31
Article
With an electromagnetic clutch located between the drive pulley and supercharger rotors, the blower can be disengaged during idle, light throttle, and cruising situations.
2015-07-29
Article
Exhaust from a car's tailpipe is usually considered a bad thing. But exhaust is also used to make engines burn cleaner. In this episode of SAE Eye on Engineering, Senior Editor Lindsay Brooke looks at a technology called Exhaust Gas Recirculation (EGR) and its environmental benefits.
2015-07-23
Article
Porsche, Audi, Toyota, and Nissan each chose a different path for its hybrid-electric prototype racer at Le Mans, but one solution rose to the occasion.
2015-07-23
Article
The companies have partnered to jointly develop and commercialize a next-generation exhaust system for heavy trucks that incorporates thermoelectric waste heat recovery.
2015-07-16
Article
Snecma is preparing its supply chain and industrial capabilities for an unprecedented production ramp-up of its LEAP engine, already considered the best selling new engine ever a year before entry into service.
2015-07-07
Article
The sealing specialist is currently developing two new materials that reportedly will help aircraft manufacturers save weight and production costs while exceeding fire resistance and fireproof requirements for the engine application.
2015-06-17
Article
Results to date show that the tiny engine also performs happily as a 666-cc twin, demonstrating potential for dynamic downsizing of the EcoBoost power unit.
2015-06-12
Article
Developed in coordination with the Volvo Group, the D5 and D8 engines feature a newly designed platform with a larger displacement compared to previous versions. The new engines offer improved an engine block stiffness and higher torque at low speed.
2015-06-12
Article
Small, electrically driven propellers spaced along wing leading-edges could benefit both small and medium-size aircraft
2015-06-09
Article
To reduce cost and improve performance in engines, Honeywell is offering a software tool to embed virtual sensors in engines, using first-principles models that resides in the engine control unit.
2015-06-09
Article
For the design process of the class of aircraft known as an efficient supersonic air vehicle, particular attention must be paid to the propulsion system design as a whole, including installation effects integrated into a vehicle performance model.
2015-06-04
Article
Engineers at Bosch are looking to increase car-engine efficiency by using a technology proven in fighter aircraft 70 years ago. In this episode of SAE Eye on Engineering, Senior Editor Lindsay Brooke looks at the return of water injection. 
2015-06-04
Article
Automatic transmissions with a synchronized mesh mechanism are becoming more commonplace in commercial vehicles, but there is a strong need to increase the wear resistance of sleeves and dog gears, which are subject to impact loads at high surface pressures. Hino Motors engineers achieved a 45% reduction in wear in actual parts with B, Ti-Nb added to steel.
2015-06-04
Article
Kohler Engines has launched the KDI 3404, a 3.4-L engine in a compact footprint with a power density of 30 kW/L that reaches 100 kW (134 hp) and features an innovative Stage V ready aftertreatment system.
2015-06-04
Article
At this year’s Intermat, Dieter Freisler, Regional President, Wacker Neuson, emphasized that the company plans in the future to “always have double digit growth,” and that “technology development will be the basis of our growth."
2015-06-02
Article
The WI system is in pilot development with a Bosch customer. Test results to date show a reduction of fuel consumption at high loads and low rpm (up to 4% improvement on the NEDC cycle); reduction or avoidance of fuel enrichment and lower exhaust-gas temperatures at high loads and high rpm, and improved torque.
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