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Purem by Eberspaecher is introducing efficient exhaust technology for hydrogen engines. At the Hannover Messe, the company will be presenting its H 2 -ICE exhaust system for the first time. The H 2 -ICE exhaust system for hydrogen engines from Purem by Eberspaecher.
At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications.
Empa, together with FPT Motorenforschung AG Arbon, Politechnico di Milano, lubricant manufacturer Motorex and other partners, is exporing the use of DME as a fuel for heavy-duty engines. A DME test engine has been in operation on a dynamometer in Empa’s Automotive Powertrains Technologies Laboratory. Image: Empa. —Patrik Soltic.
In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). As a result, distance-specific mass and number emissions can be derived, which can then be compared to equivalent tire metrics.
Chevrolet Sales Thailand introduced the new-generation MY14 Duramax four-cylinder turbo-diesel engine in 2.5- The new Duramax engine was engineered in Europe and the US, with global application as one of its developmental objectives. —Nicola Menarini, Global Chief Engineer, GM Powertrain. Water-cooled turbo.
Caterpillar engineers have been exploring a novel 6-stroke compression ignition engine cycle in search of a low-emission system that retains fuel efficiency. The fourth stroke omits the conventional exhaust event in order to recompress the combustion gases.
EA888 TSI engine (red) delivers its peak 250 N·m of torque as early as 1,400 rpm, and maintains the strong and flat torque curve through 4,750 rpm—far outpacing the performance of the 5-cylinder 2.5-liter liter engine (blue) it replaces. Volkswagen first launched the EA888 engine generation in spring 2007 (Gen 1).
LiquidPiston X1 engine features three separate combustion chambers creating 3 power strokes per revolution for high power density. Dr. Alexander Shkolnik, President and Co-Founder of LiquidPiston, is presenting the engine in a paper at the SAE International/JSAE 2014 Small Engine Technology?Conference Source: LPI. " x 6.2"
is developing a prototype 10 kW Free Piston Engine Linear Generator (FPEG) featuring a thin and compact build, high efficiency and high fuel flexibility. Poppet valves seated in a water-cooled cylinder head were actuated by hydraulic valve trains to control exhaust valve timing. Click to enlarge.
Catalytic converters have been used in the US since the 1970s as a way to clean up pollutants from vehicle exhaust. In the catalytic process, rare metals such as platinum, are used in a chemical reaction to convert carbon monoxide and other pollutants to non-toxic carbon dioxide, nitrogen, and water. —Yong Wang.
Volkswagen continues to refine its most important diesel engine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company. TDI took a step forward and was therefore given the suffix “evo”.
Performance of the new ESTEC engine (1NR-FKE) compared to the current 1NR-FE engine applied in the Yaris. Engineers at Toyota have developed an approach to applying the Atkinson cycle—used in the engines in Toyota hybrids since 1997—for engines in conventional, non-hybrid vehicles. Yamada et al.
Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. The project, awarded in late-2020, builds upon the success of the Advanced Combat Engine (ACE). to develop the Advanced Combat Engine for the US Army. Earlier post.) —John S.
When the new A3 is launched ( earlier post ), Audi will be offering one TDI and two TFSI engines, with a 1.4L The initial three four-cylinder engines all make their appearance as new developments. Their engine displacements range from 1.4 TDI with its 1,968 cc engine displacement (bore x stroke: 81.0 Click to enlarge.
Libertine FPE, the creator of Smart Engine control technology for free piston engine (FPE) generators, has secured £2.6 Libertine says that free-piston range-extender engines can offer the efficiency of fuel cells, the durability of conventional engines and achieve carbon reductions using renewable fuels. million (US$3.6
Bentley will cease production of its 12-cylinder gasoline engine in April 2024, by which time more than 100,000 examples of the iconic W12 will have been handcrafted in the company’s Dream Factory in Crewe, England. Development work has concluded recently on the most powerful version of the W12 ever created.
Southwest Research Institute (SwRI) is helping a client develop a simple post-refinery treatment process that reduces exhaust emissions from diesel engines by overcoming the soot/nitrogen oxides (NO x ) reduction trade-off that has plagued engine researchers for decades.
Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). Other features of the X2 include: Quiet operation: engine lacks poppet valves and over-expansion minimizes exhaust noise. Low heat signature from over-expansion and cycle skipping eliminates water cooling. Click to enlarge.
A chemical engineer from the University of Houston is leading a $2.1-million million project to find new catalytic materials that work at lower exhaust temperatures, allowing automakers to build vehicles that operate more efficiently while retaining the ability to clean emissions before they leave the tailpipe. and Johnson Matthey Inc.
A well-known automaker has placed an order with Rheinmetall Group subsidiary Pierburg for exhaust gas recirculation (EGR) modules, with a lifetime value of around €300 million. In the low-pressure loop, these are water-cooled poppet valves. The order encompasses low- and high-pressure EGR modules. Production will start in August 2026.
a Sumitomo Corporation Group company, jointly demonstrated a new waste heat recovery system based on a thermoelectric generator (TEG), which generates electrical power via exhaust gas heat. The TEG unit was installed in the exhaust pipe at the downstream of the catalyst. Yamaha Corporation and Sumitomo Corporation Power & Mobility Co.,
Neither is the result of immediate wide-spread customer demand, noted Bob Lee, VP and Head of Engine, Powertrain and Electrified Propulsion Systems Engineering for Chrysler Group LLC, later in the day: Electrification has been over-blown by the media. FCA is working on consolidating and improving its large and specialty engines lineup.
Since 2018, Volkswagen has used only SCR exhaust gas treatment systems with its diesel engines. SCR (selective catalytic reduction) technology significantly reduces nitrogen oxides in the exhaust gas. TDI Evo engines. The twin dosing process compensates for a system-based disadvantage of diesel engines.
Ricardo is exploring the value proposition for applications of its novel split-cycle combustion engine ( earlier post ). Ricardo, in collaboration with the University of Brighton, has been developing the split-cycle engine with an eye toward improving the thermal efficiency of heavy-duty engines. Gurr (2016). Click to enlarge.
The EPFL system captures CO 2 directly in the trucks’ exhaust system and liquefies it in a box on the vehicle’s roof. The project is being coordinated by the Industrial Process and Energy Systems Engineering group, led by François Maréchal, at EPFL’s School of Engineering. 2019.00143.
gasoline unit that is the first member of a new family of 14 highly efficient engines to be launched by 2015. With a thermal efficiency of 37%, the engine delivers a combined-cycle fuel consumption of 4.1 Mass-produced gasoline engines on average have a thermal efficiency of between 30 and 35%, Toyota said.). A 4-cylinder, 1.33-liter
ECOTEC Direct Injection Turbo gasoline engine that has been developed at the manufacturer’s International Technical Development Center in Rüsselsheim, Germany. The engine will come in two configurations, respectively giving 66 kW/90 hp and 85 kW/115 hp. liter mid-size gasoline and diesel engine families ( earlier post ).
Bosch is developing a water injection (WI) system for spark ignition engines in partnership with a pilot customer, said Dr. Rolf Bulander, member of the board of management of Robert Bosch GmbH and chairman of the Mobility Solutions business sector, in his talk on powertrain optimization at the Vienna Motor Symposium.
Researchers from the Korea Advanced Institute of Science and Technology (KAIST) and the Advanced Gasoline Engine Development Team at Hyundai Motor Company report on the effects of water direct injection on a gasoline engine under high-load conditions in a paper in the International Journal of Engine Research.
Power management company Eaton and Tenneco announced a joint development agreement between Eaton’s Vehicle Group and Tenneco’s Clean Air business group to produce an integrated exhaust thermal management system that will enable commercial truck and light vehicle manufacturers to meet upcoming emissions regulations.
The engines, which feature three turbochargers, deliver maximum output reaching 280 kW/381 hp and peak torque of 740 N·m (546 lb-ft). The new engine is applied in the BMW M550d xDrive Sedan, BMW M550d xDrive Touring, BMW X5 M50d and BMW X6 M50d. The vehicle meets Euro 6 exhaust standards. Average fuel consumption is 6.3
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 ).
Alfa Laval offers a range of oil-fired and oil and exhaust gas-fired boilers for ships. Straight tubes connect the water and steam drums directly, which ensures safe circulation with no risk of overheating and subsequent tube burnout. In the future, methanol operations will need to extend to boilers. Source: Alfa Laval.
liter engine with 40% thermal efficiency (41% in hybrid applications); a new 2.0-liter liter hybrid system; and new 4WD systems—one for gasoline-engined cars, one for hybrids—based on the Toyota New Global Architecture (TNGA). liter Dynamic Force Engine, a New 2.0-liter As a result, the newly developed 2.0-liter
liter V6 engine produces up to 389 horsepower and 479 lb-ft (649 N·m) of torque. With the water-cooled intercooler keeping turbo temperatures down, the V6 engine improves on the outgoing V8 engine in every way. The exhaust valves’ shape has also been optimized to enhance cooling performance.
CAT-DEF—Catalyzed Diesel Exhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified diesel exhaust fluid (DEF) solution. The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards.
liter M 139 engine is the world’s most powerful turbocharged four-cylinder engine in series production. With this engine, Mercedes-AMG has even exceeded the previously most powerful M 133 by 30 kW (41 hp). The increasing torque at higher rpm makes the engine more free-revving. 180-degree rotation. Turbocharger.
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 million engines a year. The team in Decherd assembles an engine every 19 seconds and is capable of building about 1.4 million engines a year.
liter EA288 diesel engine will power the 2015 Golf, Beetle, Beetle Convertible, Passat, and Jetta, all of which are set to arrive in dealer showrooms in the second half of 2014. The EA288 is based on the Volkswagen MDB, its modular diesel engine toolkit (Modularen Diesel Baukasten) ( earlier post ). The three cooling circuits.
Atkinson cycle engine can reach a thermal efficiency of 38%. Toyota Motor Corporation has developed a new series of fuel-efficient gasoline engines that achieve improved thermal efficiency. In developing the new engines, Toyota focused on four key areas: rapid combustion; a higher compression ratio; reduced pumping losses (e.g.,
Nuvera Fuel Cells, a US-based manufacturer of heavy-duty fuel cell systems, is now using BASF’s polyphthalamide (PPA) Ultramid Advanced N to manufacture several components in its latest generation of 45 kW fuel cell engines. The fuel cell engines will be integrated into transit buses and delivery vehicles in China over the next three years.
These include exhaust gas waste heat, which accounts for 50% of the energy from combusted fuel, but also liquid sources at lower temperatures, such as engine jacket water. Launching in April, the E-PowerPack is a self-contained solution that can generate electricity from many different heat sources on board.
The vehicle includes: A hydrogen fuel cell, located in the engine compartment at the front of the vehicle, which supplies electricity to the electric engine by recombining the hydrogen contained in the tank with oxygen from the air. It emits only water vapor through the exhaust pipe. kWh and a power of 90 kW.
The electric biturbo system comprises a classic exhaust turbocharger (mono- or bi-turbo) working together with a supplemental, electric-powered compressor arranged in series and powered by a separate 48-volt electrical system. Note the position of the single exhaust gas turbocharger and the electrically driven compressor.
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