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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.)
An electric exhaust gas turbocharger, which in future will be used for the first time in a series production model, is already in the final stages of development. This electronically-controlled electric motor drives the compressor wheel before this accepts the exhaust gas flow.
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.
The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaust gas turbocharger—used for the first time in a production vehicle. The electric exhaust gas turbocharger is a fascinating example of the extensive transfer between Formula 1 technology and the development of production vehicles.
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. In December 2020, Achates Power announced that their 10.6L Earlier post.) —John S.
The machine is powered by a 451 kWh lithium-ion battery system from US-based Proterra. The high energy onboard the excavator’s Proterra Powered battery system enables operation for up to 8 hours when fully charged. 20-ton class electric hydraulic excavator.
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.
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
Rolls-Royce Power Systems has outlined its road map for climate neutrality: Net Zero@Power Systems. —Dr Otto Preiss, Chief Technology Officer and COO of Rolls-Royce Power Systems. Development engineers are also working on engines powered by hydrogen and methanol as well as on concepts for decentralized Power-to-X systems.
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.
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.
MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are IMO Tier III-certified and equipped with a Selective Catalytic Reduction exhaust gas aftertreatment system.
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,
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.
Achates Power announced that the 10.6-liter, The Achates Power ultra-low-NOx engine is engineered to achieve superior fuel efficiency because of its lower heat losses, improved combustion and reduced pumping losses. Achates Power is backed by the Oil and Gas Climate Investments, Saudi Aramco Energy Ventures, and other investors.
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.
The hydrogen-powered Corolla, mobile liquid hydrogen stations, and carbon neutral fuel have evolved in the two months since the Round 2 NAPAC Fuji SUPER TEC 24 Hours Race from 26-28 May. This reduces engine oil dilution and improves reliability and exhaust performance by reducing the burden on the engine.
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. Volkswagen developed twin dosing technology for the exhaust gas treatment. Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing.
A new study by researchers from Washington State University and SLAC National Accelerator Laboratory has found that a catalyst using a single or just a few palladium atoms removed 90% of unburned methane from natural gas engine exhaust at low temperatures. The work is published in the journal Nature Catalysis.
The capability to heat up the catalytic converter rapidly at all times increases the overall efficiency of exhaust-gas aftertreatment. The EMICAT e-catalyst developed by Vitesco Technologies ensures effective exhaust gas aftertreatment, even when the exhaust gas is actually too cold for this purpose.
Yamaha Corporation and Sumitomo Corporation Power & Mobility Co., 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 demonstration test was outsourced to FEV Europe GmbH.
ABB will supply a comprehensive integrated power and propulsion solution for the new-build vessels, including lithium-ion battery packs and an onshore charging system, enabling sustainable operation with maximum reliability. Quiniones, President and CEO at the New York Power Authority. — Gil C.
The Crowley design, powered by the expertise of recently integrated subsidiary Jensen Maritime, leverages a large electric battery system and power-saving technology to operate in a fully electric mode while producing zero air emissions or greenhouse gases. The fully modular batteries allow for upgrades as electric technology changes.
An electrically driven compressor for precise exhaust gas recirculation is also used. The researchers are starting with a medium-load driving style that is common in highway operation, where the engine must deliver 100 kW of power. This is done via exhaust gas recirculation (EGR). —Patrik Soltic.
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.
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.
The resulting optimized weight distribution, the best possible utilization of torque and the very immediate power output promise driving dynamics at the highest level. The power of the electric motor is applied immediately with full torque, a characteristic of the design. Added to this are fast energy absorption and high power density.
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.
Achates Power’s innovative 3-cylinder, 10.6L Engine and aftertreatment system development and performance assessments were conducted at the Achates Power facility in San Diego and the Aramco Research Center-Detroit. —David Crompton, president and CEO, Achates Power. Rendering of the 10.6-liter liter engine.
In fact, it increases power by 25%. Use of soot-free “Clear” Exhaust Gas Recirculation (EGR) can allow for lower NO x emissions without the competing soot constraint, meeting next-generation emissions standards without added aftertreatment complexity. Low-sooting fuels allow for the elimination of diesel particulate filtration (DPF).
When stationary in the field or in port, the boats will be able to operate on battery power only, thereby greatly reducing both fuel consumption and exhaust emissions. The 746 kWh Wärtsilä Energy Storage System will enable the Harvey Gulf PSVs to operate on battery power only when stationary at sea or in port.
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%
By advancing the PoC (Proof of Concept) tests it started in May 2023, Komatsu says it will accelerate its efforts to embark on the commercial production of medium-sized and large construction equipment powered by hydrogen fuel cells in the near future.
The levels of these non-fuel-derived gases will likely remain unchanged, even as more drivers transition from gas-powered to electric vehicles. While some VOCs are released in exhaust, others may arise from an unexpected source—e.g., Cliff et al. the products used for “car care,” such as windshield washer fluid.
Both intake and exhaust camshafts feature continuously variable valve timing, and the exhaust camshaft further adds variable valve lift and duration through the use of two distinct camshaft lobe profiles. At high engine speeds, the flap closes, and maximum power can be achieved. 1 for the Golf R and 9.6:1 1 for the GTI.
While carbon dioxide emissions are lower, fugitive methane emissions for blue hydrogen are higher than for gray hydrogen because of an increased use of natural gas to power the carbon capture. For our default assumptions (3.5%
The all-electric TRU achieves zero-emission results by using a high efficiency refrigeration system powered by roof-mounted solar photovoltaic panels, a wheel-momentum generator, lithium-ion batteries, and a unique auxiliary power unit to eliminate the requirement for diesel fuel to power the refrigeration system.
The engine of the quasi-monovalent drive system is powered primarily with CNG (Compressed Natural Gas), but can also run on gasoline. Biomethane is obtained from waste plant matter, while e-gas is produced from excess green electricity (power-to-gas). The total CNG tank capacity is currently 115 liters or 17.3
The high-power variant is also used in the lower performance levels for the construction applications of the Arocs. Newly-developed exhaust gas aftertreatment system. Reduced friction losses and pressure control with low-viscosity oil. PowerShift Advanced and Top Torque. Another highlight is the extended Top Torque range.
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,
A consortium of Clean Air Power and Freightliner has secured almost £0.4 The key project partners are Freightliner, which operates more than 113 Class 66s in the UK, and Clean Air Power, providers of dual-fuel solutions for freight. million (US$0.55 Work will commence on 1 July and take place over a nine-month period.
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.
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.
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