GE Aviation has completed the initial design of the first supersonic engine purpose-built for business jets. This new engine class, revealed as GE’s Affinity turbofan, is optimized with proven GE technology for supersonic flight and timed to meet the Aerion AS2 launch (earlier post). The Affinity is a new class... Read more →


Researchers at Tohoku University in Japan have identified a way to reduce harmful NO emissions produced by ammonia fuel during combustion. The process involves swirling the gas with air as part of the power generation process. The finding helps advance research into ammonia as an alternative to carbon-based fuels for... Read more →


Mercedes-Benz is delivering the first new third-generation plug-in hybrids—labelled EQ Power—to customers now and over the coming months. Mercedes-Benz is initially using this type of powertrain in the C-Class, E-Class and S-Class. The 13.5 kWh battery in the hybrid vehicles is paired with either a gasoline engine or, for the... Read more →


Boeing- and JetBlue-backed Zunum Aero has selected Safran Helicopter Engines as the turbine provider for its hybrid electric commercial aircraft, which will be available in the early 2020s. (Earlier post.) Safran Helicopter Engines will provide a new generation engine turbine, the Ardiden 3Z to drive the Zunum ZA10’s electrical generator.... Read more →


Mazda to develop BEV and EREV with rotary engine range extender

Mazda Motor Corporation announced electrification and connectivity strategies, based on Mazda’s long-term vision for technology development, “Sustainable Zoom-Zoom 2030.” Mazda said that overall, it will deploy compact, lightweight electrification technologies while further refining the internal combustion engine. The company will introduce electric vehicles as the optimal solution in regions that... Read more →


SEAT, a member of the Volkswagen Group, will introduce the first SUV powered by compressed natural at the Paris Motor Show. The new Arona TGI marks the fourth vehicle in SEAT’s line-up to benefit from the cleaner, cheaper fuel, joining the Leon, Ibiza and Mii. The Arona TGI has been... Read more →


UC Riverside study confirms low NOx emissions performance of Cummins Westport ISX12N natural gas engine

Cummins Westport Inc. announced that an independent study on the Cummins Westport ISX12N 400 hp natural gas engine demonstrated that the engine meets and exceeds California Air Resources Board’s (“CARB”) optional Low NOx standard of 0.02 g/bhp-hr. The study was prepared by the University of California, Riverside College of Engineering... Read more →


DOE awards Hyundai $4.95M for work on advanced mixed-mode gasoline engine; Co-Optima

The US Department of Energy (DOE) has awarded Hyundai America Technical Center $4.95 million over three years as part of an $80-million Co-Optima funding round (earlier post) to conduct research and development for an advanced mixed-mode gasoline (spark/compression ignition) engine to attain significant improvements in both fuel economy and CO2... Read more →


Abellio Rail Mitteldeutschland, Alstom, Nahverkehrsservice Sachsen-Anhalt GmbH (NASA) and Rolls-Royce plan to implement jointly a new hybrid drive solution on Abellio’s fleet of Coradia Lint diesel trains. The four companies agreed to conduct technical feasibility studies regarding the integration of hybrid drives developed by MTU (earlier post), a Rolls-Royce brand,... Read more →


Rolls-Royce and Alpha Trains intend to jointly retrofit Alpha Train’s Talent, Desiro and Lint fleets with MTU hybrid drives. The two companies signed a letter of intent to this effect at Innotrans, the world’s leading trade fair for transport technology, in Berlin. The aim is to retrofit the entire Alpha... Read more →


Porsche officially drops diesel for future models

On Sunday, Porsche AG announced that it will in the future no longer offer diesel-powered models. By 2022, Porsche will have invested more than €6 billion (US$7 billion) in e-mobility, creating the basis for sustainable growth into the future. Interest in hybrid Porsche models is already taking off; 63% of... Read more →


US DOE and California partner to support $11M in advanced natural gas engine research

The US Department of Energy, National Renewable Energy Laboratory (NREL), California Energy Commission, and South Coast Air Quality Management District (SCAQMD) have teamed up to launch new research focused on medium- and heavy-duty natural gas engines and vehicles. Through a new request for proposals (RHQ-8-82305), NREL will award up to... Read more →


At InnoTrans 2018, the International Trade Fair for Transport Technology, MAN Engines is exhibiting the D3876 LE63x for locomotives, which produces 471 kW (632 hp) at 1,800 rpm. One of its outstanding features is the in-line six, which meets the EU Stage V emission standard for locomotives without the need... Read more →


In Europe, Ford has enhanced the S-MAX sports activity vehicle and Galaxy people mover to deliver more fuel efficiency, performance and refinement. The Ford S-MAX and Galaxy models are now offered for the first time with Ford’s 2.0-liter EcoBlue diesel engine featuring power outputs from 120 PS to 240 PS... Read more →


Jacobs Vehicle Systems, a leading manufacturer of heavy-duty diesel engine retarding systems and valve actuation systems, will introduce its new Cylinder Deactivation (CDA) technology to the European market at IAA Commercial Vehicles 2018 (Hannover, Germany, 20-27 September). CDA uses the proven componentry of Jacobs’ High Power Density (HPD) engine brake,... Read more →


As of 2020, Rolls-Royce will launch a range of completely integrated MTU hybrid ship propulsion systems onto the market. The propulsion systems will also be made available for yachts, work boats, ferries and patrol boats in a power range extending from around 1,000 kilowatts to 4,000 kilowatts per powertrain. Rolls-Royce... Read more →


Rolls-Royce launched its latest in a series of liquefied natural gas (LNG) fueled marine engines at the SMM maritime exhibition in Hamburg. The Bergen B36:45 model is designed in accordance with the Rolls-Royce philosophy of a common platform for all fuel options and applications, and can be configured to meet... Read more →


DOE selects 42 advanced vehicle technology research projects for $80 million in funding

The US Department of Energy (DOE) has selected 42 projects for $80 million in funding to support the development of advanced vehicle technologies. Selected projects cover the following areas: Batteries and Electrification ($31.9 million): These research projects will develop technologies to recharge multiple electric vehicles quickly and at very high... Read more →


SwRI to launch 2nd phase of Advanced Combustion Catalyst and Aftertreatment Technologies consortium

Southwest Research Institute (SwRI) is launching the Advanced Combustion Catalyst and Aftertreatment Technologies II (AC2AT-II) consortium focusing on engine emissions solutions and innovative catalyst technologies. The AC2AT-II kickoff meeting will be 15 Nov. at SwRI’s headquarters in San Antonio and is open to interested automotive industry manufacturers. SwRI launched the... Read more →


Mitsubishi Heavy Industries Marine Machinery & Equipment Co., Ltd. (MHI-MME), a group company of Mitsubishi Heavy Industries, Ltd. (MHI) has developed new models of its MET Turbochargers for diesel engines. The MET-MBII axial-flow turbocharger series mainly for two-stroke engines is smaller and lighter than the existing MET-MB series, with a... Read more →


A new study on ultra-low emission natural gas heavy-duty engines found that the new Cummins-Westport 11.9-liter engine achieved California’s lowest smog-forming emissions standard, and maintained those emissions during all types of driving. Cycle averaged NOx emissions for the ISX12N 400 equipped truck. Source: UCR. The study, prepared by researchers at... Read more →


Westport Fuel Systems Inc. has entered into definitive development and supply agreements with Weichai Westport Inc. (WWI) to develop, to market, and to commercialize a heavy-duty, natural gas engine featuring the Westport HPDI 2.0 technology, based on one of Weichai Power Co., Ltd.’s (Weichai Power) heavy-duty engine platforms. Weichai Power... Read more →


ROUSH CleanTech develops near-zero NOx propane autogas engine; CARB-certified at 0.02 g/bhp-hr

Alternative-fuel technology company ROUSH CleanTech has developed the first available propane autogas engine certified to California Air Resources Board’s (CARB’s) optional low oxides of nitrogen emissions standard for heavy-duty engines with 0.02 grams per brake horsepower-hour (g/bhp-hr). (Earlier post.) The engine is 90% cleaner than the current Environmental Protection Agency’s... Read more →


Latest generation diesels power 36% of US commercial trucks

Thirty-six percent of all commercial diesel trucks on US roads are now powered by the newest generation of diesel technologies (MY 2011 and newer), up from 30% in 2016 and 25.7% in 2015, according to analysis by the Diesel Technology Forum of operation data from 2017 of vehicles (GVW 3-8)... Read more →


Blue Bird first to offer certified ultra-low NOx level for propane school buses; 0.02 g/bhp-hr

Blue Bird is providing the cleanest propane engine available for school buses on the market, with this version being 90% cleaner than the current emissions standard and 10 times cleaner than any non-Blue Bird propane school bus option available today. Blue Bird’s Vision Propane buses now offer an optional ultra-low... Read more →


Southern California Gas Co. (SoCalGas) and Food Express, Inc. (FXI) announced the addition of 11 new ultra-low emission natural gas trucks to the FXI fleet. The company, with the assistance of SoCalGas, applied for and received $1.1 million in grant funding for the new Kenworth T680 trucks (earlier post) which... Read more →


KAUST team investigates methanol-DME blends for compression ignition

Highly fuel-efficient new engine designs could significantly reduce the environmental impact of combustion-engined vehicles, especially if the engines run on renewable non-petroleum-based fuels. Ensuring these unconventional fuels are compatible with next-generation engines was the aim of a new computational study on fuel ignition behavior at KAUST. A paper on their... Read more →


The all-new Cadillac XT4 compact luxury SUV that is coming to China later this month features the all-new General Motors TriPower propulsion system that incorporates multiple innovative technologies, and that is also deployed on the Silverado with a 2.7-liter engine. Based on an optimized single-cylinder architecture design, the XT4’s all-new... Read more →


UK-based ULEMCo (earlier post) has delivered the first hydrogen dual-fuel van to online supermarket Ocado. The vehicle is part of a wider program to evaluate the use of ULEMCo’s cleaner vehicles for the Ocado fleet. Converted from a standard Mercedes Sprinter, the new van will go into immediate service from... Read more →


CARB investigation leads to nationwide recall of 500,000+ Cummins heavy-duty trucks due to defective SCR catalysts

The California Air Resources Board (CARB) announced that 500,000 heavy-duty trucks manufactured by Cummins Inc. will be recalled due to excess emissions caused by defective catalysts. The cause of the excess emissions was purely mechanical—the faster-than-expected degradation of the catalyst—and not the product of a defeat device. The degrading catalysts... Read more →


Developed for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs), BorgWarner’s innovative Exhaust Heat Recovery System (EHRS) can improve fuel economy by up to 8.5% and reduce emissions significantly. The EHRS enters production later this year for vehicles from a major North American automaker. By using the heat... Read more →


Kia Motors’ upgraded 2018 Kia Sportage (earlier post), the brand’s global best-selling vehicle, offers a 2.0-liter diesel engine now available with Kia’s new eight-speed automatic transmission, and—in certain markets—48-volt mild-hybrid power (earlier post). The Sportage is also available with an all-new 1.6-liter diesel engine, employing the company’s new SmartStream efficiency... Read more →


Findings presented in a new working paper by a team at the International Council on Clean Transportation (ICCT) suggest that the new generation of supersonic aircraft currently in development by three US-based companies (e.g, earlier post) are unlikely to comply with existing international environmental standards for subsonic aircraft. The ICCT... Read more →


CARB and US EPA approve final Volkswagen diesel modification to remove defeat devices; marks end of 3-year redesign of >500k vehicles

The California Air Resources Board (CARB) and the US Environmental Protection Agency (EPA) have approved emissions modifications for the last remaining Volkswagen (VW) vehicles containing undisclosed software which deliberately shut down emission control equipment (defeat devices). The legal process began in 2015 and eventually involved more than a half million... Read more →


Canada awarding $25K to project to develop rail engine capable of running on blends of hydrogen and diesel

Canada’s Minister of Transport, Marc Garneau, announced an investment of $25,000 for a University of Windsor project called “Hydrogen Enabled Low-Emissions and Fuel Efficient Diesel Engine Combustion Technology for Clean Locomotives”. The project will help to develop an experimental diesel engine that is capable of running on blends of hydrogen... Read more →


Audi presents results of diesel assessment to KBA

Following the conclusion of internal technical analyses of all its V TDI engines, Audi has passed on its essential findings to the German Federal Motor Vehicle Transport Authority (Kraftfahrt-Bundesamt, KBA) as the responsible authority. The details will be discussed over the coming weeks. For current models with third-generation V6 TDI... Read more →


KAUST develops radically simplified method for accurately simulating fuel combustion; aid to engine design

Researchers at KAUST, with colleagues at Trinity College Dublin, have developed a new conceptual model for describing a fuel’s composition that can accelerate and simplify combustion simulations, ultimately aiding engine design. A paper on the work is published in the journal Combustion and Flame. Rather than try to model fuel... Read more →


DARPA awards additional $2.5M to LiquidPiston for development of 30kW X4 rotary diesel engine prototype The US Defense Advanced Research Projects Agency (DARPA) has awarded LiquidPiston Inc., an advanced internal combustion engine technology company, an additional $2.5 million to continue development of its 30kW X4 rotary diesel engine prototype, bringing... Read more →


Corning Incorporated’s Environmental Technologies business reached a significant production milestone at its Kaiserslautern, Germany manufacturing facility with the production of its 1 millionth Corning DuraTrap GC gasoline particulate filter (GPF) for automotive emissions control. The facility launched an expansion effort in 2016 for production of these ceramic particulate filters, engineered... Read more →


Buick has introduced the new-generation Excelle to its China lineup. It features the brand’s latest styling, a new more efficient powertrain, and a broad range of advanced safety and connectivity technologies. The Buick Excelle has been among the most popular family sedans in China, with nearly 2.7 million sold since... Read more →


Tour Engine, the startup developing novel split-cycle engine technology (earlier post), is working on a 5 kW natural gas unit under Phase II funding from the Advanced Research Projects Agency - Energy (ARPA-E). The additional $2.59 million in funding, awarded earlier this year under ARPA-E’s GENSETS program, follows on Tour’s... Read more →


Rüsselsheim Engineering Center developing next four-cylinder gasoline engine generation for Groupe PSA; optimized for hybrids

The Rüsselsheim Engineering Center will take on the global responsibility for the development of the next-generation of high-efficiency gasoline engines for all Groupe PSA brands (Peugeot, Citroën, DS Automobiles, Opel and Vauxhall). The next generation of four-cylinder engines will be optimized for operation in combination with electric motors and will... Read more →


Braunschweig public prosecutor levies €1B fine against Volkswagen AG over diesel crisis; Volkswagen accepts fine, admits responsibility

The Braunschweig, Germany public prosecutor issued an administrative order against Volkswagen AG in the context of the diesel crisis. The administrative order provides for a fine of €1 billion (US$1.2 billion) in total, consisting of the maximum penalty as legally provided for of €5 million and the disgorgement of economic... Read more →


The California ARB has released the draft summary of its proposed Innovative Clean Transit (ICT) regulation (earlier post) for review and comments. Staff will be discussing this concept at a public workshop being held today. The proposed ICT regulation includes a transition to zero-emission technologies while enhancing transit services. The... Read more →


Volvo Cars and Polestar launch new Polestar Engineered electrified performance offer

Volvo Cars is launching a new upgraded electrified performance offer called Polestar Engineered, specifically developed for its new 60 Series T8 Twin Engine plug-in hybrid cars. The announcement comes one week before the company will reveal its new S60 premium sports sedan at the inauguration of its first US manufacturing... Read more →


Volkswagen’s 1.0 TSI in the new up! GTI1 has been named International Engine of the Year 2018 in its category. The 85 kW / 115 PS gasoline-fired engine is the first of its kind to be combined with a four-way catalytic converter and installed in the up!. It also comes... Read more →


Toyota Motor is introducing a mid-lifecycle model change for the AYGO, its successful A-segment entry in the European market. In 2017, AYGO was amongst the top sellers of the A-segment with more than 85,000 units sold, and a segment share of 6.6%. Launched in 2005 for Europe, the first generation... Read more →


BMW fitting all gasoline and PHEV models in Germany with particulate filters for Euro 6d-TEMP compliance

As of July 2018, all BMW gasoline and plug-in hybrid models available in Germany will be fitted as standard with a gasoline particulate filter (GPF) and thus will comply with the exhaust standard Euro 6d-TEMP. BluePerformance Technology including SCR catalytic converter with AdBlue injection has been a standard feature of... Read more →


Dearman has launched a partnership with UK retail giant Marks & Spencer, as the retailer seeks to reduce carbon dioxide (CO2) emissions from its chilled deliveries. M&S will lease a dual compartment Dearman Hubbard transport refrigeration unit (TRU), on a refrigerated semi-trailer, to be operated out of its Hemel Hempstead... Read more →


Federal-Mogul Powertrain has developed a new piston ring for use in commercial vehicle diesel engines that enhances gas sealing capability by stabilizing ring dynamic motion and homogenizing oil film. The running surface profile of the new eLine rings for use in the second groove has been designed to distribute oil... Read more →