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Earlier this month, Achates Power announced that its innovative 3-cylinder, 10.6L According to Fabien Redon, Achates Power’s CTO, the team made improvements to what Achates calls the Catalyst Light-Off operating mode, used while the SCR is not active. Source: Achates Power. Earlier post.)
Crowley Engineering Services has completed the design of the first fully electric US tugboat with autonomous technology. The design also supports fully customizable features to meet the vessel design requirements with the future in mind. The fully modular batteries allow for upgrades as electric technology changes.
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 ). On current trends, the ratio may well continue to increase. A summary of the results is shown in the table and chart (log scale) below.
CMAL) to partner in designing a hydrogen fuel-cell sea-going passenger and car ferry—a first for Europe. Partner Kongsberg Maritime designed the comprehensive testing regime to investigate whether the system would be suitable for handling and responding to demands that normally occur during normal sea-going operations.
Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. Major, vice president, Achates Power. Achates Power is partnered with Cummins, Inc. The lubrication system is designed to enable remote or on-engine filtration systems.
The thermodynamics of the engine are virtually identical to the company’s previous CCI (Compact Compression Ignition) design, as described in a 2013 SAE paper, but are implemented in a much more conventional way. It expands all the way to ambient pressure before the exhaust stroke. This enables a higher power density.
Intelligent Power Generation (IPG) will demonstrate the impact of Flameless Ceramic Turbine technology in UK electric vehicle (EV) charging infrastructure, following a £1-million contract from Highways England. IPG‘s flameless combustor uses the turbine exhaust and high heat transfer effectiveness through the IPG regenerator unit.
One of its outstanding features is the in-line six, which meets the EU Stage V emission standard for locomotives without the need for an exhaust after-treatment system (EATS). The MAN D3876 LE63x meets EU Stage V for locomotives without the need for exhaust after-treatment systems.
liter turbocharged M139 engine featuring an electric exhaust gas turbocharger. The electric exhaust gas turbocharger solves the conventional trade-off between a small, responsive turbocharger yielding a lower total output and a large turbocharger capable of high peak power with less responsiveness. An electric motor around 1.6
This will be the world’s first demonstration project in which a large amount of ammonia will be co-fired in a large-scale commercial coal-fired power plant. In addition to this role as an energy carrier, it can also be used directly as a fuel in thermal power generation.
Rolls-Royce is supplying two mtu 16V 4000 M55RN gas engines to Sembcorp Marine Integrated Yard for the construction of the first liquefied natural gas (LNG)-hybrid powered tug. This is the first LNG-hybrid tug to be powered by mtu gas engines. The new engines are part of Rolls-Royce’s Green and High-Tech program.
LiquidPiston X1 engine features three separate combustion chambers creating 3 power strokes per revolution for high power density. In prototype testing, the spark-ignited X Mini engine has shown high power density, producing 3.5 We really converged on this design and demonstrated that it’s working.so Source: LPI.
Meanwhile, an engine first made available in the sector-defining Continental GT, which has been powering Bentley both metaphorically and literally for the last 20 years, will be consigned to history. Development work has concluded recently on the most powerful version of the W12 ever created. Since the first introduction of the 6.0-liter,
Kongsberg has tested and verified a full-scale, full-size, zero-emissions drivetrain powered by hydrogen fuel cells designed for ships and ferries. The extended and exhaustive testing over several months is also intended to test safety, load response, transient response, and emergency situations of the system.
Volvo Penta has expanded its genset range and launched its most powerful engine to date with the introduction of the D17. The new power generation 17-liter engine delivers exceptional power-to-weight ratio from the same footprint as the proven, compact D16.
Combustion exhaust is directed to the fuel cell, which produces power while capturing and concentrating carbon dioxide for permanent storage. Laboratory tests indicated that applying carbonate fuel cells to natural gas power generation could capture carbon dioxide more efficiently than current, conventional CCS technology.
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. The four-cylinder TDI engine with the internal designation EA 288 made its debut in 2012. As previously, the 2.0
A study by two researchers at Sandia National Laboratories has concluded that building and operating a high-speed passenger ferry solely powered by hydrogen fuel cells within the context of the San Francisco Bay is technically feasible, with full regulatory acceptance as well as the requisite associated hydrogen fueling infrastructure.
Marine engine designer and power system integrator WinGD and engine builder Hyundai Heavy Industries’ Engine Machinery Division (HHI-EMD) will strengthen their collaboration by partnering to develop environmentally sustainable two-stroke engine technology. It is possible to recirculate exhaust gas up to a maximum rate of 50% mass flow.
liter diesel, prominently showing the closely attached exhaust aftertreatment system. The MQB allows the integration of alternatives, for example, natural gas, hybrid and electric drives, in addition to the conventional gasoline and diesel power units. The EA288 is designed to meet the requirements of different markets.
The 580 EV is powered by a 480-volt, 90 kWh lithium-ion battery pack that can be charged by any 220-volt/three-phase connection. The 580 EV is the second major alternative-powered machine introduced by CASE; the manufacturer rolled out the FPT Industrial methane-powered concept wheel loader ProjectTETRA at Bauma 2019.
Two basic design approaches have emerged: the first is a structure with two opposed combustion chambers; the second, a structure with one combustion chamber and one gas spring chamber. They achieved output power of 10 kW with both SI and PCCI combustion cases; the PCCI combustion case realized 42% thermal efficiency. Click to enlarge.
Extensive modifications to the drive, chassis, design and equipment will provide the hallmark AMG driving experience with all-electric drive. The resulting optimized weight distribution, the best possible utilization of torque and the very immediate power output promise driving dynamics at the highest level.
In 2022, the fourth evolution of the EA888 pushes state-of-the-art turbocharged engine design further still; it is one of the most advanced Volkswagen engines ever built. At high engine speeds, the flap closes, and maximum power can be achieved. Both use very high static compression ratios for turbocharged engines: 9.3:1 1 for the GTI.
Exhaust cooling starts with the computer-optimized exhaust valve shape and is further enhanced by the integrated exhaust manifold and cylinder head design that uses the same water jacket to lower exhaust gas temperature entering the turbochargers to further improve reliability and performance.
Designed by Propulsion Data Systems, the new totally integrated vessels are currently under construction by Burger Boat Company in Manitowoc, Wisc. Powered by ABB’s zero-emission technology, the two fully-electric vessels will take tourists to the heart of the Niagara Falls, undisturbed by engine noise or exhaust fumes.
Able to convert waste heat directly into electrical power, the E-PowerPack uses Organic Rankine Cycle (ORC) technology to reduce ship fuel consumption and CO 2 emissions. Where heat pumps use electrical power to create thermal energy for various purposes, an ORC system uses heat energy to generate electricity. Basic ORC concept.
The tests, carried out by the Power Systems business unit, showed very good characteristics in terms of efficiency, performance, emissions and combustion. —Tobias Ostermaier, President – Stationary Power Solutions, Rolls-Royce business unit Power Systems.
Swiss marine power company WinGD and Korean engine builder HSD Engine have initiated a Joint Development Project (JDP) to advance the development of WinGD’s methanol-fueled big-bore engines. Under the JDP, WinGD will oversee combustion and injection research, exhaust aftertreatment requirements and engine concept design.
liter continues to take advantage of technologies including direct fuel injection, twin independent variable camshaft timing and turbocharging to produce bigger-engine power and torque with improved fuel efficiency. Larger exhaust valves. Revised exhaust camshafts. New Ford Mustang. Click to enlarge. Piston-cooling jets.
For example, the geometry of the piston recess, the injection nozzle design and the parameters of the cylinder head relevant for gas exchange were subject to an extensive optimization process. The high-power variant is also used in the lower performance levels for the construction applications of the Arocs.
Therefore, these resting cells function as nano-microbial factories powered by light. The innovation is a testament to the power of biochemical processes. —Ding et al. The process also shows promising signs of being able to operate at scale. We were very surprised that it worked as elegantly as it did.
This feature also delivers the sociability benefits that contractors are looking for by reducing on-site noise and exhaust emissions. With a low weight and compact size, it delivers a high power density that enables it to replace engines of higher displacement with no impact on machine operation. The 6-cylinder B6.7
GMZ Energy, a market leader in the development of high-temperature thermoelectric generation (TEG) solutions, has successfully demonstrated a 1,000W TEG designed for diesel engine exhaust heat recapture in a Bradley Fighting Vehicle. a new thermoelectric module capable of producing twice the power of the TG8-1.0. Earlier post.)
The fourth stroke omits the conventional exhaust event in order to recompress the combustion gases. The 4-stroke cycle consists of one power stroke for every two crankshaft rotations; the 6-stroke cycle consistes of two power strokes for every three crankshaft rotations—i.e., seemingly a higher power density.
To address this, our work is exploring a more efficient application, with LOHC-powered trucks featuring onboard dehydrogenation. On its way to the engine, some of the hydrogen gets diverted to a burner to heat the reactor, which helps to augment the reactor heating provided by the engine exhaust gases.
Power management company Eaton’s Vehicle Group has demonstrated cylinder deactivation (CDA) as an effective technology for meeting future global emissions requirements for diesel-engine powered commercial vehicles. Eaton’s 2021 testing with SwRI showed further advancement, dropping NO x levels by 99.4%
liter, twin-turbo, inline, six-cylinder engine, named Hurricane, that delivers better fuel economy and fewer emissions than larger engines while at the same time generates more horsepower and torque than many competitors’ naturally aspirated V-8 and boosted six-cylinder power plants. Stellantis revealed its new, 3.0-liter,
Using this methodology, we rapidly identify high-cycle-life charging protocols among 224 candidates in 16 days (compared with over 500 days using exhaustive search without early prediction), and subsequently validate the accuracy and efficiency of our optimization approach. This process iterates until the testing budget is exhausted.
Astroinno battery pack The Astroinno battery pack adopts sandwich-structure double-sided liquid cooling technology and a minimalist design approach, which reduces the number of structural parts of the battery pack by 45% and lowers the weight of structural parts by 32%. Earlier post.)
Certification in accordance with the Euro 6d standard (RDE stage 2) not prescribed for new models until 1 January 2020 is possible due to measures including extended exhaust gas aftertreatment with an additional underbody SCR catalytic converter including ammonia slip catalyst (ASC) in the underbody.
With the most recent design, an increase of the efficiency level of around 1–2 percent-points can be expected. The engine was also equipped with an electrically driven volumetric pump in the exhaust gas recirculation (EGR) path which gives the freedom to set any desired EGR rate, independently from the pressure ratios across the turbocharger.
TECO 2030 ( earlier post ) is aiming to establish Norway’s first large-scale production of fuel cells, optimized to be the heart of hydrogen-powered ships and other heavy-duty installations. The partnership with AVL has already resulted in bringing to production the TECO Future Funnel, a complete exhaust gas cleaning system.
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