MAN Engines releases first IMO Tier III engines for workboats; low-cost, SCR-only solution

Green Car Congress

MAN Engines—a business unit of MAN Truck & Bus, itself a member of the Volkswagen Group—is now offering 12-cylinder, IMO Tier III emission standards engines for workboats, spanning a power range from 551 to 1,213 kW. The engines are immediately available.

2019 94

ESA completes further design validation of Reaction Engine’s air-breathing SABRE rocket engine

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UK-based Reaction Engines has received further endorsement of its SABRE (Synergetic Air-Breathing Rocket Engine) design ( earlier post ) via its collaboration with ESA and the UK Space Agency (UKSA). —Shaun Driscoll, Programs Director, Reaction Engines. Aviation Engines

2019 99

Audi introduces new lightweight, efficient, powerful turbo engine for DTM

Green Car Congress

Audi is introducing a new highly efficient turbo engine for the 2019 DTM racing season (touring car racing series). The move from the naturally aspirated V8 to the turbo engine is not only important due to the additional output of some 100 horsepower. Engines Fuel Efficiency Motorspor

2019 115

MAN Engines showcasing D3876 diesel engine for EU Stage V locomotives without exhaust after-treatment systems

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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. —Lorenz Panknin, Head of Rail Sales at MAN Engines. Emissions Engines Rail

2018 127

MIT, NASA engineers develop morphing wing

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A team of engineers has built and tested a radically new kind of airplane wing, assembled from hundreds of tiny identical pieces.

2019 146

Orbex unveils Prime rocket; largest 3D-printed rocket engine; bio-propane-fueled

Green Car Congress

The completed engineering prototype of the Stage 2 rocket (the stage that will transit into orbital flight after launch) is made from a specially-formulated lightweight carbon fiber and aluminum composite and includes the world’s largest 3D printed rocket engine. The 3D printed engine.

2019 146

Volkswagen adds third tank to Polo and Golf natural gas models; new TGI engine for Golf

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three-cylinder engine (66 kW / 90 PS) the additional tank carries 16.5 liter four-cylinder engine, which is powerful, efficiency and environmentally friendly. The new 1.5-liter TGI engine in the Golf uses the TGI Miller combustion process with a high compression ratio of 12.5:1,

2019 143

Mercedes-Benz Vito gets OM 654 four-cylinder diesel engine

Green Car Congress

Mercedes-Benz is expanding Vito van range with enhancements including new high-torque four-cylinder diesel engines for the Vito Tourer with passenger car approval. The OM 654 model engine replaces the previously used OM 651 engines with the same power rating.

2019 88

Swiss team finds particle emissions from aircraft turbine engines at ground-idle induce oxidative stress in bronchial cells

Green Car Congress

In a study on the effect of exhaust particles from aircraft turbine engines on human lung cells, Swiss researchers have found that cells reacted most strongly to particles emitted during ground idling. Turbine engine in the testing facility (not running).

2019 94

Jaguar Land Rover expands Ingenium engine family with straight six-cylinder gasoline engine; MHEV 48V system; 20% more fuel efficient than outgoing V6

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Jaguar Land Rover is expanding its Ingenium engine family with a new six-cylinder gasoline engine designed and engineered in-house, and manufactured at its £1-billion Engine Manufacturing Centre (EMC) in Wolverhampton, UK. 48V Engines Fuel Efficiency Hybrids

2019 99

Nissan to use mirror bore process on new 2.5L engine for Altima; highest volume application of technique

Green Car Congress

Nissan’s Decherd assembly line is using a mirror bore process in the all-new 2019 Nissan Altima 2.5-liter engine. (At engine for the Altima, including the mirror bore coating.). The team in Decherd assembles an engine every 19 seconds and is capable of building about 1.4 engine.

2019 105

UVA Engineering researching thermoelectric materials to improve efficiency of jet engines

Green Car Congress

Researchers at the University of Virginia School of Engineering are seeking to improve the efficiency of jet engines by identifying and developing thermoelectric materials that can harness excess energy. studies in the Department of Mechanical and Aerospace Engineering at UVA, is leading the work. Hopkins is a mechanical engineer as a specialist in microscale heat transfer and high-temperature materials science. Aviation Engines Thermoelectrics

2019 72

Two new V6 engines with 48V mild hybrid system for Audi Q8; gasoline and diesel

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Audi is expanding the engine line-up for its luxury SUV, the Q8—as well as its roll-out of its 48V mild hybrid system ( earlier post )—by adding two V6 engine versions. With the turbocharged gasoline engine, the Audi Q8 sprints from 0 to 100 km/h (62.1

2019 107

ULEMCo and Revolve demonstrate 45% thermal efficiency for 100% hydrogen engine

Green Car Congress

ULEMCo and its R&D partner Revolve Technologies have demonstrated thermal efficiencies of 45% in engine control strategies for a 100% hydrogen-fueled engine being developed for the Mega Low Emissions (MLE) truck demonstrator unveiled earlier this year. Engines Heavy-duty Hydrogen

2018 121

Caterpillar-Argonne team to pursue improved diesel engine combustion systems under HPC4Mfg program

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and the US Department of Energy’s (DOE) Argonne National Laboratory are teaming up to research heavy-duty diesel engines. The organizations plan to build and test heavy-duty diesel engines that reduce emissions and improve fuel economy. Caterpillar Inc.

2019 99

Ford Europe bringing 48V mild hybrid tech to Tourneo van; new diesel engines

Green Car Congress

Ford Europe will introduce more powerful and fuel-efficient 2.0-liter EcoBlue diesel engines, new 48V EcoBlue mild Hybrid powertrains; and driver assistance technologies including Active Park Assist in the enhanced Ford Tourneo Custom people-mover from mid-2019. 48V Diesel Engines Hybrids

2019 107

Scania testing engines running on untreated biogas and landfill gas

Green Car Congress

In collaboration with Linköping-based energy recovery specialists Tekniska verken, Scania Engines is currently testing one of its engines using raw gas, biogas that is untreated—i.e., —Holger Mattsson, Project Coordinator at Scania Engines. Biomethane Engines LFG

2018 108

DARPA awards additional $2.5M to LiquidPiston for development of 30kW X4 rotary diesel engine prototype

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to LiquidPiston for development of 30kW X4 rotary diesel engine prototype. an advanced internal combustion engine technology company, an additional $2.5 LiquidPiston’s X Engines are non-Wankel rotary embodiments of the company’s High Efficiency Hybrid Cycle (HEHC).

2018 124

KIT establishing institue to help combustion-engine SMEs re-orient to e-mobility; Fit4E

Green Car Congress

The Karlsruhe Institute of Technology (KIT) is establishing a “Transformation Hub Electric Mobility” to help small and medium-sized enterprises (SME) with specialized knowledge in the process chain for manufacturing a combustion engine re-orient for electric mobility.

2019 94

MIT team proposes flex-fuel gasoline-alcohol engine PHEV long-haul trucks

Green Car Congress

In a paper being presented at WCX SAE World Congress Experience in Detroit this week, a team from MIT is proposing the use of a flex-fuel gasoline-alcohol engine approach for a series-hybrid powertrain for long-haul Class 8 trucks. In this approach the engine would provide comparable (or possibly greater) efficiency than a diesel engine while also providing around 90% lower NO x emissions than present cleanest diesel engine vehicles.

2019 76

GE Aviation completes initial design of supersonic engine for Aerion AS2

Green Car Congress

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 ).

2018 103

Rheinmetall/HUAYU JV develops new casting process suited for complex engine block geometries and motor housings

Green Car Congress

Engineers merged the advantages of various casting processes to deliver high-quality, highly robust engine blocks that can also be cast in comparatively short cycle times. This is exactly what engine builders want for today’s highly stressed engine generations.

2019 89

Tour Engine has Prototype II split-cycle engine running

Green Car Congress

Tour Engine , the developer of a novel split-cycle engine ( earlier post ), has its Prototype II engine running and will present details on its operation at the upcoming SAE 2012 World Congress in Detroit. The way forward for the Tour engine is clear substantial improvement.

2012 148

Achates showcases 2.7L, 3-cylinder opposed piston gasoline compression ignition engine in F-150; estimated 37 mpg combined

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At the North American International Auto Show (NAIAS), Achates Power and new development parter Aramco Services ( earlier post ) showcased a Ford F-150 fitted with a 3-cylinder, 2.7-liter Opposed-Piston Gasoline Compression Ignition (OPGCI) engine. OP Engine.

2018 130

Scania launches new 13-liter natural gas engine

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liters) natural gas engine, based on Scania’s well-proven inline 6-cylinder, 13-liter engine. FPT Industrial also recently introduced its newest and most powerful natural engine, the 13-liter Cursor 13 Natural Gas, specially developed for long-haul missions.

2017 78

MHI-MME launches new models of small, lightweight, and high-efficiency turbochargers for diesel engines

Green Car Congress

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 16% greater air flow capacity. Engines Ports and Marine

2018 106

Eaton optimized TVS scavenging pump managing precision airflow for CARB-sponsored, Achates opposed-piston engine

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Eaton will supply a TVS (Twin Vortices Series) air pump to manage airflow in the demonstration of the Achates Power two-stroke opposed-piston engine (OP Engine) at the upcoming Internal Combustion Engine Fall Technical Conference in San Diego.

2018 89

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. 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.

2016 152

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. 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).

2014 143

Mercedes-Benz unveils Gen4 A-Class; bigger, new engines, focus on content and user experience

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All models of the new A-Class are also powered by new diesel and gasoline engines. New, efficient gasoline and diesel engines. All the new A-Class models are powered by new, efficient engines: two new four-cylinder gasoline engines are available at market launch.

2018 130

Tour Engine proceeding with development of 5 kW Split-Cycle genset with additional ARPA-E GENSETS funding

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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). ciency, says Dr. Oded Tour, CEO of Tour Engine.

2018 130

ORNL team finds catalytic EGR reforming can decrease fuel consumption 8% in gasoline engine

Green Car Congress

Researchers at Oak Ridge National Laboratory have used on-board catalytic fuel reforming to increase the brake efficiency of a multicylinder, stoichiometric spark-ignited (SI) engine by increasing EGR dilution tolerance. The geometry of the engine could be optimized.

2018 121

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

Green Car Congress

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 be used in the drive train of hybrid systems. —Opel’s Managing Director Engineering, Christian Müller.

2018 68

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

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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 CO 2 emissions. The project is part of Hyundai’s advanced engine technology strategy and is planned to be used in future production vehicles as both stand-alone (engine only) and hybrid (PHEV, MHEV) configurations.

2018 90

Ricardo forms company to commercialize cryogenic split-cycle engine: CryoPower

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Ricardo has created a company—Dolphin N2 Ltd—to commercialize its CryoPower cryogenic split-cycle engine technology ( earlier post , earlier post.) Engines Fuel Efficiency Heavy-duty

2018 93

Mazda unveils new Mazda3; first production car to offer Skyactiv-X SPCCI engine with M Hybrid system

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The powertrain lineup comprises the latest Skyactiv-X (Mazda’s Spark Controlled Compression Ignition (SPCCI) engine, earlier post ), Skyactiv-G and Skyactiv-D engines, each of which provides responsive speed control in any driving situation. Engines Hybrids

2018 102

Engineers find new ways to improve efficiency of gas engines: Engineering Explained

Green Car Reports

As fast as electric cars are improving and expanding, there are some things that gas engines do better—many experts agree that gasoline engines will be around for several decades. Developing electric cars and refining gas engines aren't mutually exclusive. Videos youtube How It Works Engineering Explained

2018 63

Toyota introducing new powertrain units based on TNGA; transmissions, engine, hybrid system, 4WD

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The basic function of any transmission system is to achieve transmission efficiency, high-efficiency engine ranges, and highly responsive gear changes. 2.0-liter Dynamic Force Engine, a New 2.0-liter Direct-injection, Inline 4-cylinder Gasoline Engine.

2018 116

ARPA-E awards $2M to Achates Power for opposed-piston engine for hybrids; U Mich, Nissan partners

Green Car Congress

Achates Power was awarded $2 million in funding from the US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) for the development of a Highly-efficient Opposed-Piston Engine (HOPE) for Hybrid Vehicles. The project builds on the successful development of the OP Engine and expands our research and development into the hybrid and range-extender market. Stefanopoulou, Energy Institute Director and Professor of Mechanical Engineering, University of Michigan.

2019 72

Study finds marine workboat engines staying in service two times longer than estimated by EPA; emissions reduction implications

Green Car Congress

Commercial workboat engines are staying in service more than two times longer than predicted by the US Environmental Protection Agency (EPA), according to new research from the Diesel Technology Forum (DTF) and Environmental Defense Fund (EDF). A longer service life reduces the fleet’s turnover rate to cleaner, lower-emitting engines, therefore increasing future-year emission estimates. This report underscores that more, older engines remain in service today.

2019 76

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

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Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). during decelerations and downhill driving while the engine is not fueled.

2014 133

Wärtsilä dual-fuel engines to power four new LNG carriers

Green Car Congress

The technology group Wärtsilä, through its joint venture company CSSC Wärtsilä Engine (Shanghai) Co (CWEC), has been contracted to deliver 16 engines for four new LNG carrier vessels being built at the Hudong Zhonghua shipyard in China. The engine speed is 720 / 750 rpm.

2017 78

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Green Car Congress

Although GDI vehicles offer the potential of improved fuel economy, less fuel pumping, and charge air cooling, they tend to produce higher particulate matter (PM) emissions when compared with the traditional port fuel injection engines. Emissions Engines Fuel Efficiency Health

2018 113