In addition to some design enhancements, the new Golf features new engines (including the Millerized 1.5L Engines. The new Golf initially sees the debut of the new turbocharged gasoline engine EA211 “1.5 MORE
You may not hear about the thermal efficiency of engines much: It's the ratio of how efficiently they use the energy in the fuel they burn. Conventional gasoline engines have long run about 25 percent, diesels at 30 to 35 percent. But the gasoline engine to be used in the next generation of the Toyota Prius hybrid will achieve a remarkable thermal. Engine Future Cars Efficiency combustion cycle MORE
Volkswagen Group Research and its partners in the EU-funded GasOn research project are developing an innovative monovalent natural gas engine. Based on a 2.0-liter diesel engine, the unit permits very high compression. Emissions Engines Natural Gas MORE
Achates Power will work with Delphi Automotive and Argonne National Laboratory on its ARPA-E-funded project to develop an innovative opposed-piston, gasoline compression ignition (OPGCI) engine. Conceptual image of a possible multi-cylinder OPGCI engine. ARPA-E Engines Fuel Efficiency MORE
ASTM International recently announced the release of a new high-octane fuel standard that is expected to impact the development of gasoline products compatible with vehicles that feature high-performance fuel-efficient engines. McCormick, an the National Renewable Energy Laboratory (NREL) transportation research engineer. The high RON fuel could become available in the marketplace if/when such engines are introduced in commerce, ASTM noted. MORE
billion) in its strategic engine initiative. The optimization of advanced high-tech engines plays a key role in our road map towards sustainable mobility. The new engines] also need to be designed with a view to all current and future requirements. Coasting with engine off. MORE
Greaves Cotton Limited, one of the leading engineering companies in India with core competencies in diesel and gasoline engines, farm equipment and gensets, and Pinnacle Engines, the developer of a high compression ratio, four-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ), announced a technology partnership for the launch of a novel opposed-piston gasoline/CNG lean burn BSVI-compliant engine for 3-wheelers in India. MORE
The differences between gasoline and diesel engines lie not only in their fuels, but in how those fuels are ignited. Gasoline engines use spark plugs, while diesels simply use compression. But it is possible to ignite gasoline in an internal-combustion engine with compression, as in a diesel. DON'T MISS: Mazda diesel to arrive fall 2017 in new. HCCI Fuel Economy MORE
million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. hp/lb, making it up to ten times (10x) more powerful than a standard diesel engine with the same weight. Water may be injected to internally cool the engine. MORE
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., the developer of a family of two-stroke compression-ignition opposed-piston engines ( earlier post ), to reduce emissions and fuel consumption of Fairbanks Morse proprietary diesel and dual-fuel opposed-piston engines. MORE
The technology has demonstrated sub-200 g/kW-hr brake specific fuel consumption, peak brake thermal efficiency above 41.5%, and 95+ % reductions in engine-out NO x levels with a multi-cylinder engine, all while reducing knock and maintaining acceptable levels of combustion stability. MORE
Recent patent filings suggest Mazda’s next Wankel engine will equip a battery-powered car, not a rear-wheel drive heir to emblematic sports coupes like its RX-7 and RX-8. Mazda has invested more time and money into the rotary engine than any other automaker, so executives are reluctant to let it fade away into history. series hybrid Rotary plug-in cars Wankel rotary engine Range-Extended Electric Vehicle Range Extending BMW i3 REx MORE
Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past. MORE
Green 48-Volt mild hybrid Future Cars diesel particulate filter (DPF) gasoline engines parts suppliers start-stop systemIncreasingly stiff limits on carbon emission and minimum fuel economy in most of the world's car markets mean that more plug-in electric cars must be sold. With battery costs steadily falling and the pricetag rising for the new technologies that make cars more efficient, some now envision a world in which all new vehicles have dispensed with. MORE
Researchers at KAUST have developed a computational model capable of simulating soot production inside gasoline direct injection (GDI) engines. Although today’s passenger vehicle engines are cleaner and more fuel efficient, GDI exhaust can still contain significant numbers of nanoscopic soot particles that are small enough to penetrate the lungs and bloodstream. This new computer model could help car makers improve their engines to cut soot formation. Emissions Engines MORE
Testing was also conducted at the DTNA Detroit engineering facility to demonstrate engine efficiency by achieving 50.2% engine brake thermal efficiency. The 390 hp/1400 lb-ft torque (291 kW/1,898 N·m) engine features a revamped combustion system. MORE
Infiniti has developed a new advanced compact and lightweight 3.0-liter V6 twin-turbo engine which is making its debut in a 400 hp configuration for the new 2016 Infiniti Q50, which will premiere at the North American International Auto Show in January. lbs) less than the engine it replaces. MORE
six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions. Achates will demonstrate the engine in 2018 in a driveable light-duty truck. The 30-50% improvement metric encompasses both gasoline and diesel variants of the OP engine. MORE
Increased market penetration of plug-in hybrid electric vehicles (PHEVs) and range-extended electric vehicles (REEVs) across vehicle segments could present an opportunity for emerging advanced combustion regime engines, such as those using various low-temperature combustion modes, according to a number of presentations at the SAE 2016 Range Extenders for Electric Vehicles Symposium held last week in Knoxville. But to do that, we need to think about the engine. MORE
Mercedes-Benz increases engine range for refreshed A Class compact. With the refresh of its A-Class, Mercedes-Benz has increased the range of available engines. DYNAMIC SELECT is available on request for all other engine variants except the two BlueEFFICIENCY Edition models. MORE
Porsche has officially dedicated a new engine plant for eight-cylinder engines. At full plant utilization produces around 200 eight-cylinder V-engines daily. Porsche’s new engine plant will also contribute towards synergies within the Volkswagen Group. MORE
Tour Engine , the developer of a novel split-cycle engine ( earlier post ), has secured a $2-million investment from Joan and Irwin Jacobs to further the development of the latest generation of the engine, which features a new patent-pending crossover mechanism. MORE
is developing a prototype 10 kW Free Piston Engine Linear Generator (FPEG) featuring a thin and compact build, high efficiency and high fuel flexibility. Electric (Battery) Engines Fuel Efficiency Fuels Hybrids Plug-ins Power Generation MORE
ST Engineering announced several initiatives to advance Singapore’s Smart Mobility 2030 vision of a smart transportation network and to strengthen its leadership in the development of autonomous vehicle (AV) technologies. This follows the completion of a front-end engineering study, which started in July 2016, on technical requirements such as the feasibility of routes for autonomous vehicles to navigate seamlessly around Sentosa. MORE
liter midrange, factory-built natural gas engine is now fully available as a production engine for shuttle bus, medium duty truck, and vocational applications in North America. G engine more than doubles its addressable market. Biomethane Emissions Engines LNG Natural Gas MORE
While other manufacturers have turned to turbocharging and hybrids to boost fuel economy, Mazda has tried to squeeze the most it can out of unassisted internal-combustion engines. The company's SkyActiv line of efficiency-focused engines rely solely on tuning and some technical tricks to maximize gas mileage. SkyActiv engines have largely lived up. Fuel Economy SKYACTIV gasoline engines MORE
Low-temperature combustion regimes show great efficiency and emissions potential, but they present optimization and control challenges that must be addressed before they enter the engine mainstream. Diesel Emissions Engines Fuel Efficiency Low Temperature Combustion Simulation MORE
But whereas the current T8 "Twin Engine" powertrain uses a 4-cylinder engine and all-wheel drive, other models will use a. Plug-In Hybrids Future Cars plug-in cars 3-cylinder enginesVolvo currently offers plug-in hybrid powertrains in its top models—the XC90 SUV, S90 sedan, and V90. As the Swedish automaker redesigns its lower-level models, it will add plug-in hybrid options to them as well. MORE
Infiniti will introduce a production-ready variable compression ratio engine VC-T (Variable Compression-Turbocharged) at the 2016 Paris Motor Show (Mondial de l’Automobile) in September. Nissan was awarded a patent in 1995 on compression ratio control for an engine.). MORE
A team of scientists and engineers with the Virtual Engine Research Institute and Fuels Initiative (VERIFI) ( earlier post ) at the US Department of Energy’s Argonne National Laboratory recently completed development of engineering simulation code and workflows that will allow as many as 10,000 engine simulations to be conducted simultaneously on Argonne’s supercomputer, Mira. —Janardhan Kodavasal, Argonne mechanical engineer. MORE
At the 2016 Guangzhou Auto Show, Qoros Auto introduced the first drivable engineering development car—a modified Qoros 3 hatchback—equipped with the QamFree engine featuring FreeValve’s Pneumatic-Hydraulic-Electric-Actuator (PHEA) technology. Engines Fuel Efficiency MORE
To be clear, this is not the immediate end of the internal-combustion engine for Volvo: its electrified future. Volvo has announced a major leap forward in an effort to embrace an electrified portfolio of vehicles. MORE
Parker Aerospace, a business segment of Parker Hannifin Corporation is introducing technologies designed to enhance the efficiency of aerospace engines in the areas of lubrication, combustion, and thermal management systems. Engine lubrication innovations include the first-time use of composite materials for engine lubrication reservoirs, deploying oil demister technology to reduce emissions, and the development of sophisticated test rigs to optimize engine lubrication systems. MORE
The Aluminum Head Evaluation, Analysis, and Durability ( AHEAD ) consortium seeks to reduce the weight while improving the durability of aluminum cylinder heads—an increasingly important need as materials and components are pushed to their limits in modern engines. As fuel economy and greenhouse gas regulations drive the need for lighter-weight engines, cylinder heads and their components will need to change. Engines Powertrain materials Weight reduction MORE
While significant attention is being paid to battery-electric and hydrogen fuel-cell powertrains, carmakers are still trying to wring more efficiency out of internal-combustion engines. Engines Fuel EconomyNow, Infiniti is poised to introduce a technology into production cars that was previously sidelined by somewhat easier fixes. The Nissan luxury brand is set to. MORE
A compact, quiet-running 650cc 2-cylinder engine replaces the previous 2.4L 4-cylinder engine; charging capability remains the same, as does the electric range. The smaller engine will improve fuel economy, however. Engines Fleets Hybrids Plug-ins MORE
Southwest Research Institute (SwRI) has designed and manufactured two advanced single-cylinder engines for combustion research and development. SwRI engineers have designed a highly versatile single-cylinder research engine platform for advanced combustion research. Engines MORE
Manufacturing engineering jobs Tesla Motors plug-in carsAs it works to increase sales volumes, Tesla has some ambitious plans for the next few years. The carmaker has several large projects in the works, including its Nevada battery "Gigafactory," the 200-mile Model 3 $35,000 electric car, and continued development of its Autopilot autonomous-driving technology. So perhaps it's not surprising that. MORE
The Renault Trucks Lyon Powertrain Engineering department is developing metal additive manufacturing—i.e., 3D metal printing—as a future engine manufacturing process. This process has enabled us to reduce the weight of a 4-cylinder engine by 120 kg or 25%. MORE
engines. The new CDP cylinder head will be available for the popular GM engines that have been, or are slated to be, converted to a gaseous alternative fuel engine. engine. Emissions Engines LPG Natural Gas MORE
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. The 8.9-liter ISL G NZ is the first MidRange engine in North America to receive emission certification from both US Environmental Protection Agency (EPA) and Air Resources Board (ARB) in California to meet the optional 0.02 CWI natural gas engines have met the 2010 EPA standard for particulate matter (0.01 Cummins Westport Inc. MORE
emissions laws was widespread knowledge within the diesel-engine group at Volkswagen headquarters in Wolfsburg, Germany. A German newspaper has reported that the use of "defeat device" software to cheat on U.S. And, it said, one whistleblower involved in the deception had alerted a senior manager outside the department as far back as 2011. emissions EPA TDI VW CARB VW Group Volkswagen diesel scandal MORE
Section of the MkII Clarke-Brayton split-cycle engine. Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). MORE
Engine Related Topics Green Car Congress
NOVEMBER 20, 2016
At the 2016 Guangzhou Auto Show, Qoros Auto introduced the first drivable engineering development car—a modified Qoros 3 hatchback—equipped with the QamFree engine featuring FreeValve’s Pneumatic-Hydraulic-Electric-Actuator (PHEA) technology. Engines Fuel Efficiency
Green Car Congress
JUNE 14, 2017
Greaves Cotton Limited, one of the leading engineering companies in India with core competencies in diesel and gasoline engines, farm equipment and gensets, and Pinnacle Engines, the developer of a high compression ratio, four-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ), announced a technology partnership for the launch of a novel opposed-piston gasoline/CNG lean burn BSVI-compliant engine for 3-wheelers in India.
Green Car Congress
JANUARY 12, 2017
The Renault Trucks Lyon Powertrain Engineering department is developing metal additive manufacturing—i.e., 3D metal printing—as a future engine manufacturing process. This process has enabled us to reduce the weight of a 4-cylinder engine by 120 kg or 25%.
Green Car Reports
MARCH 5, 2017
But whereas the current T8 "Twin Engine" powertrain uses a 4-cylinder engine and all-wheel drive, other models will use a. Plug-In Hybrids Future Cars plug-in cars 3-cylinder enginesVolvo currently offers plug-in hybrid powertrains in its top models—the XC90 SUV, S90 sedan, and V90. As the Swedish automaker redesigns its lower-level models, it will add plug-in hybrid options to them as well.
Green Car Congress
DECEMBER 14, 2016
million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. hp/lb, making it up to ten times (10x) more powerful than a standard diesel engine with the same weight. Water may be injected to internally cool the engine.
Green Car Congress
JULY 10, 2017
Volkswagen Group Research and its partners in the EU-funded GasOn research project are developing an innovative monovalent natural gas engine. Based on a 2.0-liter diesel engine, the unit permits very high compression. Emissions Engines Natural Gas
Green Car Congress
JANUARY 13, 2017
six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions. Achates will demonstrate the engine in 2018 in a driveable light-duty truck. The 30-50% improvement metric encompasses both gasoline and diesel variants of the OP engine.
Green Car Reports
AUGUST 17, 2016
While significant attention is being paid to battery-electric and hydrogen fuel-cell powertrains, carmakers are still trying to wring more efficiency out of internal-combustion engines. Engines Fuel EconomyNow, Infiniti is poised to introduce a technology into production cars that was previously sidelined by somewhat easier fixes. The Nissan luxury brand is set to.
Green Car Congress
JUNE 24, 2017
Parker Aerospace, a business segment of Parker Hannifin Corporation is introducing technologies designed to enhance the efficiency of aerospace engines in the areas of lubrication, combustion, and thermal management systems. Engine lubrication innovations include the first-time use of composite materials for engine lubrication reservoirs, deploying oil demister technology to reduce emissions, and the development of sophisticated test rigs to optimize engine lubrication systems.
Green Car Congress
APRIL 26, 2017
ASTM International recently announced the release of a new high-octane fuel standard that is expected to impact the development of gasoline products compatible with vehicles that feature high-performance fuel-efficient engines. McCormick, an the National Renewable Energy Laboratory (NREL) transportation research engineer. The high RON fuel could become available in the marketplace if/when such engines are introduced in commerce, ASTM noted.
Green Car Congress
MARCH 27, 2015
Testing was also conducted at the DTNA Detroit engineering facility to demonstrate engine efficiency by achieving 50.2% engine brake thermal efficiency. The 390 hp/1400 lb-ft torque (291 kW/1,898 N·m) engine features a revamped combustion system.
Green Car Reports
JULY 5, 2017
To be clear, this is not the immediate end of the internal-combustion engine for Volvo: its electrified future. Volvo has announced a major leap forward in an effort to embrace an electrified portfolio of vehicles.
Green Car Congress
OCTOBER 14, 2016
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. The 8.9-liter ISL G NZ is the first MidRange engine in North America to receive emission certification from both US Environmental Protection Agency (EPA) and Air Resources Board (ARB) in California to meet the optional 0.02 CWI natural gas engines have met the 2010 EPA standard for particulate matter (0.01 Cummins Westport Inc.
Green Car Congress
APRIL 9, 2016
A team of scientists and engineers with the Virtual Engine Research Institute and Fuels Initiative (VERIFI) ( earlier post ) at the US Department of Energy’s Argonne National Laboratory recently completed development of engineering simulation code and workflows that will allow as many as 10,000 engine simulations to be conducted simultaneously on Argonne’s supercomputer, Mira. —Janardhan Kodavasal, Argonne mechanical engineer.
Green Car Congress
NOVEMBER 7, 2016
Increased market penetration of plug-in hybrid electric vehicles (PHEVs) and range-extended electric vehicles (REEVs) across vehicle segments could present an opportunity for emerging advanced combustion regime engines, such as those using various low-temperature combustion modes, according to a number of presentations at the SAE 2016 Range Extenders for Electric Vehicles Symposium held last week in Knoxville. But to do that, we need to think about the engine.
Green Car Congress
APRIL 22, 2014
is developing a prototype 10 kW Free Piston Engine Linear Generator (FPEG) featuring a thin and compact build, high efficiency and high fuel flexibility. Electric (Battery) Engines Fuel Efficiency Fuels Hybrids Plug-ins Power Generation
Green Car Congress
JULY 8, 2016
Porsche has officially dedicated a new engine plant for eight-cylinder engines. At full plant utilization produces around 200 eight-cylinder V-engines daily. Porsche’s new engine plant will also contribute towards synergies within the Volkswagen Group.
Green Car Reports
MARCH 22, 2016
Green 48-Volt mild hybrid Future Cars diesel particulate filter (DPF) gasoline engines parts suppliers start-stop systemIncreasingly stiff limits on carbon emission and minimum fuel economy in most of the world's car markets mean that more plug-in electric cars must be sold. With battery costs steadily falling and the pricetag rising for the new technologies that make cars more efficient, some now envision a world in which all new vehicles have dispensed with.
Green Car Congress
JUNE 28, 2015
Mercedes-Benz increases engine range for refreshed A Class compact. With the refresh of its A-Class, Mercedes-Benz has increased the range of available engines. DYNAMIC SELECT is available on request for all other engine variants except the two BlueEFFICIENCY Edition models.
Green Car Congress
APRIL 12, 2017
ST Engineering announced several initiatives to advance Singapore’s Smart Mobility 2030 vision of a smart transportation network and to strengthen its leadership in the development of autonomous vehicle (AV) technologies. This follows the completion of a front-end engineering study, which started in July 2016, on technical requirements such as the feasibility of routes for autonomous vehicles to navigate seamlessly around Sentosa.
Green Car Reports
DECEMBER 10, 2015
Manufacturing engineering jobs Tesla Motors plug-in carsAs it works to increase sales volumes, Tesla has some ambitious plans for the next few years. The carmaker has several large projects in the works, including its Nevada battery "Gigafactory," the 200-mile Model 3 $35,000 electric car, and continued development of its Autopilot autonomous-driving technology. So perhaps it's not surprising that.
Green Car Congress
FEBRUARY 9, 2016
The Aluminum Head Evaluation, Analysis, and Durability ( AHEAD ) consortium seeks to reduce the weight while improving the durability of aluminum cylinder heads—an increasingly important need as materials and components are pushed to their limits in modern engines. As fuel economy and greenhouse gas regulations drive the need for lighter-weight engines, cylinder heads and their components will need to change. Engines Powertrain materials Weight reduction
Green Car Congress
AUGUST 15, 2016
Infiniti will introduce a production-ready variable compression ratio engine VC-T (Variable Compression-Turbocharged) at the 2016 Paris Motor Show (Mondial de l’Automobile) in September. Nissan was awarded a patent in 1995 on compression ratio control for an engine.).
Green Car Reports
JANUARY 16, 2017
The differences between gasoline and diesel engines lie not only in their fuels, but in how those fuels are ignited. Gasoline engines use spark plugs, while diesels simply use compression. But it is possible to ignite gasoline in an internal-combustion engine with compression, as in a diesel. DON'T MISS: Mazda diesel to arrive fall 2017 in new. HCCI Fuel Economy
Green Car Congress
MAY 8, 2014
Section of the MkII Clarke-Brayton split-cycle engine. Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG).
Green Car Congress
DECEMBER 18, 2015
Infiniti has developed a new advanced compact and lightweight 3.0-liter V6 twin-turbo engine which is making its debut in a 400 hp configuration for the new 2016 Infiniti Q50, which will premiere at the North American International Auto Show in January. lbs) less than the engine it replaces.
Green Car Congress
DECEMBER 17, 2015
Achates Power will work with Delphi Automotive and Argonne National Laboratory on its ARPA-E-funded project to develop an innovative opposed-piston, gasoline compression ignition (OPGCI) engine. Conceptual image of a possible multi-cylinder OPGCI engine. ARPA-E Engines Fuel Efficiency
Green Car Congress
MAY 3, 2016
A compact, quiet-running 650cc 2-cylinder engine replaces the previous 2.4L 4-cylinder engine; charging capability remains the same, as does the electric range. The smaller engine will improve fuel economy, however. Engines Fleets Hybrids Plug-ins
Green Car Congress
OCTOBER 30, 2016
billion) in its strategic engine initiative. The optimization of advanced high-tech engines plays a key role in our road map towards sustainable mobility. The new engines] also need to be designed with a view to all current and future requirements. Coasting with engine off.
Green Car Congress
OCTOBER 31, 2013
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., the developer of a family of two-stroke compression-ignition opposed-piston engines ( earlier post ), to reduce emissions and fuel consumption of Fairbanks Morse proprietary diesel and dual-fuel opposed-piston engines.
Green Car Congress
JULY 11, 2016
The technology has demonstrated sub-200 g/kW-hr brake specific fuel consumption, peak brake thermal efficiency above 41.5%, and 95+ % reductions in engine-out NO x levels with a multi-cylinder engine, all while reducing knock and maintaining acceptable levels of combustion stability.
Green Car Reports
APRIL 6, 2017
Recent patent filings suggest Mazda’s next Wankel engine will equip a battery-powered car, not a rear-wheel drive heir to emblematic sports coupes like its RX-7 and RX-8. Mazda has invested more time and money into the rotary engine than any other automaker, so executives are reluctant to let it fade away into history. series hybrid Rotary plug-in cars Wankel rotary engine Range-Extended Electric Vehicle Range Extending BMW i3 REx
Green Car Congress
NOVEMBER 10, 2016
In addition to some design enhancements, the new Golf features new engines (including the Millerized 1.5L Engines. The new Golf initially sees the debut of the new turbocharged gasoline engine EA211 “1.5
Green Car Reports
MAY 22, 2015
You may not hear about the thermal efficiency of engines much: It's the ratio of how efficiently they use the energy in the fuel they burn. Conventional gasoline engines have long run about 25 percent, diesels at 30 to 35 percent. But the gasoline engine to be used in the next generation of the Toyota Prius hybrid will achieve a remarkable thermal. Engine Future Cars Efficiency combustion cycle
Green Car Congress
AUGUST 11, 2014
Tour Engine , the developer of a novel split-cycle engine ( earlier post ), has secured a $2-million investment from Joan and Irwin Jacobs to further the development of the latest generation of the engine, which features a new patent-pending crossover mechanism.
Green Car Congress
JULY 3, 2014
Low-temperature combustion regimes show great efficiency and emissions potential, but they present optimization and control challenges that must be addressed before they enter the engine mainstream. Diesel Emissions Engines Fuel Efficiency Low Temperature Combustion Simulation
Green Car Reports
SEPTEMBER 21, 2015
While other manufacturers have turned to turbocharging and hybrids to boost fuel economy, Mazda has tried to squeeze the most it can out of unassisted internal-combustion engines. The company's SkyActiv line of efficiency-focused engines rely solely on tuning and some technical tricks to maximize gas mileage. SkyActiv engines have largely lived up. Fuel Economy SKYACTIV gasoline engines
Green Car Reports
JANUARY 23, 2016
emissions laws was widespread knowledge within the diesel-engine group at Volkswagen headquarters in Wolfsburg, Germany. A German newspaper has reported that the use of "defeat device" software to cheat on U.S. And, it said, one whistleblower involved in the deception had alerted a senior manager outside the department as far back as 2011. emissions EPA TDI VW CARB VW Group Volkswagen diesel scandal
Green Car Congress
MAY 24, 2017
Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past.
Green Car Congress
DECEMBER 9, 2016
liter midrange, factory-built natural gas engine is now fully available as a production engine for shuttle bus, medium duty truck, and vocational applications in North America. G engine more than doubles its addressable market. Biomethane Emissions Engines LNG Natural Gas
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