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Study finds total PM10 emissions from EVs equal to those of modern ICEVs; role of weight and non-exhaust PM

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Non-exhaust PM factors include tire wear, brake wear, road surface wear and resuspension of road dust. For PM 2.5 Click to enlarge. as well.

2016 53

The importance of considering non-exhaust traffic emissions; the role of EVs

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the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. However, there is more than 15 years of research showing that the contribution of non-exhaust primary particles to the total traffic generated primary particles is significant in urban areas. Non-exhaust emissions require active regulation. 9, No.

2016 25

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

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The starting point of engine braking is marked by a vertical green line, and the end point is marked by a vertical red line. Click to enlarge.

Qoros Auto unveils drivable engineering development car with QamFree engine; near +50% boost in power & torque, -15% fuel consumption

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Qoros debuted the Qamfree engine with FreeValve technology in a concept car at the Beijing Motor Show in April 2016. Engines Fuel Efficiency

2016 46

DARPA awards LiquidPiston $2.5M to advance further X4 rotary engine prototype

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million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. Engines Fuel EfficiencyEarlier post.).

2016 46

Cummins Westport begins production of ISL G Near Zero NOx natural gas engine; first commercially available near zero NOx MidRange engine

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CWI) announced that orders are being processed and production of the ISL G Near Zero (NZ) NO x natural gas engine ( earlier post ) has commenced. Exhaust emissions of the ISL G NZ are 90% lower than the current EPA and ARB NO x limit of 0.2 CWI natural gas engines have met the 2010 EPA standard for particulate matter (0.01

2016 35

DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

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Mainstream Engineering Corp. Hybrid Electric Turbocharger for Exhaust Energy Recovery and Transient Lag Reduction. Mainstream Engineering Corp. NO x Sensor for Diesel Engine Emissions Systems. A Novel Exhaust after Treatment Catalyst. Lead organization. Description. Funding. 1,000,000. Nextech Materials. 999,999.

2014 23

WHO IARC classifies diesel exhaust as carcinogenic to humans (Group 1)

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After a week-long meeting of an expert working group, the International Agency for Research on Cancer (IARC), which is part of the World Health Organization (WHO), classified diesel engine exhaust (DEE) as carcinogenic to humans (Group 1), based on sufficient evidence that exposure is associated with an increased risk for lung cancer.

Toyota Central R&D developing free-piston engine linear generator; envisioning multi-FPEG units for electric drive vehicles

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Poppet valves seated in a water-cooled cylinder head were actuated by hydraulic valve trains to control exhaust valve timing. Click to enlarge.

2014 87

SAE REX: PHEVs and REEVs could open door for advanced combustion regime engines

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In his introductory keynote, Michael Berube, Vehicle Technologies Office Director, Office of Energy Efficiency and Renewable Energy, noted the importance of both engine and fuel technology in a PHEV scenario. But to do that, we need to think about the engine. The focus is what fuel properties maximize engine perfromance. UDDS).

2016 35

Mercedes-Benz powering ahead with €3B strategic engine initiative; increasing electrification, 48V; diesel and gasoline; cylinder deactivation

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billion) in its strategic engine initiative. The new engines] also need to be designed with a view to all current and future requirements.

2016 34

Infiniti introducing new advanced 3.0L V6 twin-turbo engines for 2016 Q50; up to 6.7% improvement in fuel efficiency

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The new VR-series engine family replaces the award-winning Infiniti 3.7-liter VQ-series V6. lbs) less than the engine it replaces. kg (3.8

2015 45

Motiv Engines introduces 2nd-generation split-cycle concept; MkII Clarke-Brayton heavy-duty engine being designed for LNG

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Section of the MkII Clarke-Brayton split-cycle engine. It expands all the way to ambient pressure before the exhaust stroke. Background.

2014 33

Infiniti introducing production-ready variable compression ratio engine at Paris Motor Show

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Infiniti said that the new four-cylinder turbocharged gasoline VC-T engine has been in development for more than 20 years. Earlier post.).

2016 33

Cummins Westport ISB6.7 G midrange natural gas engine now in full production

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As previously announced, the engine has been available for school bus applications since May 2016 from Thomas Built Buses. G, a 6.7 The 6.7

2016 23

Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

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Conceptual image of a possible multi-cylinder OPGCI engine. It could also be the first of a family of OPGCI engines spanning 1.0 OPGCI.

2015 39

Big Blue Bus receives nearly $900K to purchase 58 new Cummins-Westport Near-Zero NOx engines

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In California, Big Blue Bus (BBB) will receive $870,000 from the Mobile Source Air Pollution Reduction Review Committee’s (MSRC) Near Zero Engine Incentive Program. NO x engines. The new engines will be installed over a period of 3 to 4 years, at a rate of 12 to 18 buses per year. Biomethane Emissions Engines Fleets Natural Ga

BMW unveils latest Efficient Dynamics 3- and 4-cylinder gasoline and diesel engines

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At its Innovation Days 2016 event in Munich, BMW unveiled new versions of its three and four- cylinder gasoline and diesel engines.

2016 24

Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

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The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Manufacturers have responded with different technologies and engine control strategies for compliance. Diesel engines for use in the US are certified on the Federal Test Procedure (FTP) cycle.

Study finds diesel oxidation catalyst eliminates mutagenicity of diesel exhaust in gas phase

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Diesel engine emissions (DEE) are classified as probably carcinogenic to humans. The engine was operated with and without DOC. S9); n.s.:

Researchers propose low-temperature SOFC unit for reducing NOx and oxidizing HCs in lean-burn engine exhaust

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A team from National Tsing Hua University, Taiwan, reports that a low-temperature solid oxide fuel cell (SOFC) emissions control system for lean-burn engines can simultaneously reduce the high concentrations of NO x and oxidize hydrocarbon (HC) emissions. Emissions Engines Fuel CellsConcept of the SOFC emissions control system. Gd 0.1

FPT International introduces 8.7-liter CNG engine in China

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The CNG engine delivers equivalent performance to its diesel counterpart. The 6-cylinder engine is suited for applications such as heavy haulage, garbage collection, city and intercity transportation, and can be fueled by compressed (CNG), liquefied (LNG) or renewable (bio-methane) natural gas. Brief

2016 31

Fairbanks Morse Engine and Achates Power team up on opposed-piston engines

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Fairbanks Morse Model 38 opposed-piston engine. The leading manufacturer of opposed-piston engines, Fairbanks Morse Engine (FME), an EnPro Industries company, has signed a joint development and licensing agreement with Achates Power, Inc., Emissions Engines Fuel Efficiency Click to enlarge.

Toyota’s second turbocharged gasoline engine now available in Auris in Japan; 36% thermal efficiency

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Toyota announced the new engine in March at the Geneva Motor Show. Engines Fuel Efficiency Earlier post.) Earlier post.). At 19.4

2015 34

Federal-Mogul Powertrain cuts engine valve development time using new simulation model

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Engines Fuel Efficiency SimulationSource: Federal-Mogul. Click to enlarge. —Dr. Guido Bayard.

2016 32

ARPA-E awards U-M $1.9M to develop advanced low-cost high-efficiency engine; boosting, highly dilute combustion and 48V system

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million to a project to develop a high-efficiency engine system that integrates a compact micro-hybrid configuration of a supercharger with an electric waste heat recovery system and employs high rates of recirculated exhaust gases. Modern engines are becoming smaller and smaller with high levels of dilution for efficiency.

2015 35

2012 Toyota Prius V: Service Alert (Exhaust Actuators)

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At the end of last week, Toyota quietly announced a service campaign to rectify a potential problem with the exhaust system on the 2012 Toyota Prius V.

Study shows renewable diesel from crude tall oil is a high quality drop-in fuel for off-road engines

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A team from the University of Vaasa (Finland) and UPM-Kymmene Corporation has examined how the blends of fossil and renewable diesel produced from crude tall oil (CTO) affect the performance and exhaust emissions of the modern common-rail off-road diesel engine. The engine had been tuned for high NO x and the use of an SCR catalyst.

2016 43

Study finds gasoline exhaust contributes more to formation of secondary organic aerosols than diesel

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Contrary to expectations, exhaust from gasoline vehicles contributes more to the production of secondary organic aerosols (SOA) than exhaust from diesel vehicles, according to a new study by scientists from the Cooperative Institute for Research in Environmental Sciences (CIRES), NOAA’s Earth System Research Laboratory (ESRL) and other colleagues.

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

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The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Diesel Emissions Engines Health Earlier post.)

VW introduces new, more efficient TSI engine generation; Miller cycle with higher compression and electric VTG turbo

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The first model in this future generation of spark ignition engines is the 1.5-liter TSI. The fuel-efficient and high-torque gasoline-fueled TSI engine is set to launch in late 2016, initially with outputs of 96 kW and 110 kW. The improvements in fuel economy take effect across a wide range of the engine map—i.e,

2016 26

ORNL-led team developing breakthrough high-temperature, high-strength Al alloy for advanced light-duty engines

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A team led by researchers from Oak Ridge National Laboratory (ORNL) is developing a lower-cost cast aluminum (Al) alloy capable of at least a 50 ˚C temperature increase over the current cylinder head alloys 319 and 356 for use in light duty engines. Materials for exhaust and energy recovery. Earlier post.). Property. Tensile strength.

FCA sued over emissions of 2007-2012 Dodge Ram diesel pickups with Cummins engines

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Fiat Chrysler Automobiles (FCA) and engine supplier Cummins are the latest companies to be accused of hiding excess diesel-exhaust emissions. emissions heavy duty lawsuit cummins Fiat Chrysler Automobiles (FCA

EIA: trends in downsized engine design leading to increased demand for higher-octane gasoline

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One significant trend is engine downsizing coupled with turbocharging. Engines Fuel Efficiency Fuels High Octane FuelsSource: U.S.

Corning expands light-duty vehicle exhaust filter capacity in Germany

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Corning Incorporated has boosted its light-duty vehicle filter capacity at its manufacturing facility in Kaiserslautern, Germany for both gasoline and diesel engined vehicles. Diesel vehicle manufacturers are striving for greater engine performance and fuel economy while meeting Euro 6 emissions standards under a myriad of driving conditions.

Opel to launch 3 new engine families, 13 new engines by 2016

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Opel is launching three new engine families and 13 new engines between 2012 and 2016, renewing 80% of its engine portfolio. New 1.6

2013 26

Study shows viability of RCCI in a two-stroke engine; higher efficiency than direct-injection spark ignition

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A team at the Engine Research Center (ERC), University of Wisconsin-Madison has demonstrated the viability of reactivity-controlled compression ignition (RCCI) in a two-stroke engine. A paper on their work is published in Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering.

Ricardo and Quanchai to collaborate on new diesel engine development; Twin Vortex Combustion System

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Ricardo recently signed an agreement with Anhui Quanchai Engine Co., Fuel-air mixing shows a similar match at two key engine speeds.

China 14

Toyota implements Atkinson cycle in non-hybrid ESTEC engine; up to 38% thermal efficiency and improved fuel economy

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Performance of the new ESTEC engine (1NR-FKE) compared to the current 1NR-FE engine applied in the Yaris. Engines Fuel Efficiency

Public Prosecutor: More than 2 but well below 10 suspects in VW exhaust test rigging

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Ziehe also said state police are assembling about 20 investigators to work with the prosecutor’s office. The prosecutor’s office has also retrieved “terabytes” of data and “many cartons of paper” through which it must work, Ziehe said. Brief