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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). The starting point of engine braking is marked by a vertical green line, and the end point is marked by a vertical red line.
The GM/U Mich patent envisages using multiple free-piston engines (240A through 240D in the patent drawing). The covered hybrid powertrain uses the multiple reciprocating free-piston linear alternator engines to generate electric power for the battery pack or the traction motor. Click to enlarge. Patent Drawing of an FPLA.
million project is supported by the US Department of Energy (DOE) and National Science Foundation as part of their collaborative research program for advanced combustion engines. Operating principle behind an engine using PFS. Ringing is analogous to knocking in spark-ignited engines.). Click to enlarge. The 3-year, $1.65-million
Led by Bosch, the University of Stuttgart, and the Karlsruhe Institute of Technology (KIT), a total of thirty companies will define the foundations for software-defined manufacturing (SDM) over the next three years in the SDM4FZI research project (Software-Defined Manufacturing for the Vehicle and Supplier Industry).
Colorado State University has obtained a 5-year, $5-million grant from BP to study mechanisms involved with technology for oil recovery from “watered-out” wells. Assuming it’s successful, it will allow us to help decision-makers in oil fields engineer solutions for more oil recovery.
The US Department of Energy (DOE), General Motors and MathWorks launched the EcoCAR Mobility Challenge, the latest DOE-sponsored Advanced Vehicle Technology Competition ( AVTC ), revealed the 12 competing universities and named the Chevrolet Blazer as the vehicle platform selected for the competition. Embry-Riddle Aeronautical University.
In a presentation at the SAE 2014 High Efficiency IC Engine Symposium and then in a paper given at SAE 2014 World Congress, Mark Sellnau, Engineering Manager, Delphi Advanced Powertrain, reported that Brake Specific Fuel Consumption for the 1.8L Earlier post , earlier post.). Background. Earlier post.) DOE UFEV program targets.
Using blends of hydrogen and methane as fuels in internal combustion engines is a promising strategy for reducing carbon dioxide emissions. However, the undesirable phenomenon of super-knock, which can severely and instantaneously damage an SI engine, limits its widespread adoption.
The projects, led by universities, private companies, and national laboratories, were selected to develop technologies to advance UNF recycling, reduce the volume of high-level waste requiring permanent disposal, and provide safe domestic advanced reactor fuel stocks. Earlier post.) Award amount: $2,659,677). Award amount: $1,580,774).
Single-cylinder Achates research engine installed in test cell. g/kWh BSFC for the Achates engine, versus 239.9 g/kWh for the referenceengine. g/kWh BSFC for the Achates engine, versus 239.9 g/kWh for the referenceengine. Specs for medium-duty Achates engine. Source: Achates Power.
Researchers at Wuhan University of Science and Technology in China have proposed a control method based on a speed loop structure-variable sliding mode controller (SMC) for interior permanent magnet synchronous motors in electric vehicles. The method combines maximum torque per ampere with a vector control strategy.
Andreas Malikopoulos at Oak Ridge National Laboratory is leading an effort to enable an automobile engine to function as an autonomous intelligent system capable of learning and realizing its optimal calibration in real-time under different conditions while the driver is driving. Background. transient operation.
Researchers from Saudi Aramco and KAUST (King Abdullah University of Science and Technology), with a colleague from Shanghai Jiao Tong University in China, assessed the effects of adopting 4 hybrid architectures on the life-cycle GHG emissions of a novel high-reactivity fuel in an advanced compression-ignition engine (GCI).
A DOE-sponsored study by researchers at the University of Utah evaluated life-cycle greenhouse gas emissions from several oil sands and shale processes and compared these to conventional liquid-fuel production processes. Lifecycle GHG for oil shale. Earlier post.).
Academic partners include Karlsruhe Institute of Technology (KIT), University of Stuttgart, the Research Institute of Automotive Engineering and Vehicle Engines Stuttgart (FKSF), and the FZI Research Center for Information Technology, an innovation partner of KIT. —Professor Michael Weyrich.
The Directorate for Engineering at the National Science Foundation (NSF) has established a partnership with the Vehicle Technologies Program (VTP) of the US Department of Energy (DOE) to address critical fundamental and applied research challenges associated with advanced combustion engine technologies.
Credit: The University of Hong Kong. For the majority of the developing countries, understanding the uneven urbanization in the past decades can provide scientific references for urban management, helping to strike a balance between urbanization, population growth and environmental changes.
A team at Chalmers University (Sweden) has tested blends of OME 3-5 , HVO and RME in a light- and heavy-duty CI engine. Performance and emissions were compared to the reference fuels fossil diesel and HVO in a single-cylinder light duty and heavy duty compression ignition engine at different loads. Preuß et al.
In his introductory keynote, Michael Berube, Vehicle Technologies Office Director, Office of Energy Efficiency and Renewable Energy, noted the importance of both engine and fuel technology in a PHEV scenario. But to do that, we need to think about the engine. The focus is what fuel properties maximize engine perfromance.
At the BWM Group’s engine plant in Steyr (Austria), in a reference project accompanied by the Technical University of Vienna, Ecoclean Monschau (formerly Dürr Ecoclean) has significantly raised the energy efficiency of a. Steyr/Austria-based engine plant. The system’s electric power and water consumption were each cut by.
Missouri’s multi-university Small Modular Reactor (SMR) Research and Education Consortium , led by Missouri University of Science and Technology, has selected its first two research initiatives for funding. The first initiative will involve research aimed at identifying and establishing a sustainable supply chain for SMRs.
Purdue University researchers have developed a turbomachine expander that offers an efficient and safe strategy for heating and cooling. These devices are referred to as expansion work recovery devices. However, the device will be referred to as an expander herein for conciseness.
A team at the University of Madison-Wisconsin studied critical sooting equivalence ratios and subsequent particulate formation during spark-ignition combustion for blends of ethanol, isobutanol (2-methyl-1-propanol), and methylbutenol (2-methyl-3-buten-2-ol) with gasoline using premixed prevaporized (PMPV) fueling. 2022.124638.
The study does not address engines that EPA has not approved for use with E15, such as pre-2001 cars, marine, snowmobile, motorcycle, and small non-road engines. For 2001 and newer cars emission studies also show that engine control units are able to adequately compensate for the higher oxygen and lower energy content of E15.
These are divided into 80 categories of production resources, from pallets and pallet cages to forklifts, and include objects of particular relevance to the core technologies of automotive engineering and logistics. —Michele Melchiorre, Senior Vice President of BMW Group Production System, Planning, Tool and Plant Engineering.
Researchers at the Technical University of Denmark engineered yeast ( S. cerevisiae ) to boost the yield of isobutanol. They report on their work in an open access paper in the journal Biotechnology for Biofuels. The yield of isobutanol was improved from 0.16 cerevisiae. —Chen et al.
China Yuchai International announced that a “K-Gold” model C&C truck equipped with the YC6K1340N liquid natural gas (LNG) engine has won the “Fuel Efficient Heavy-Duty Truck of the Year 2014” at China’s largest annual commercial vehicle event. YC6KN engine. The engine can meet China State 5 and Euro ? Click to enlarge.
University of British Columbia (UBC) engineers have used polymeric scrap tire fibers (STF) to develop a more resilient type of concrete that could be used for concrete structures such as buildings, roads, dams and bridges, while reducing landfill waste. Relative to a plain reference mixture, 0.4% STF and 0.3%
—Alexander Bergmann, head of the Institute of Electronic Sensor Systems at Graz University of Technology. Finally, sensor technology could be used to identify and pull out of traffic those vehicles in which engine performance and thus pollutant emissions have been increased with manipulated particle filters or chip tuning.
The EU is investing more than €3 million in innovative aero-engine technologies in the three-year ULTIMATE project, short for Ultra Low emission Technology Innovations for Mid-century Aircraft Turbine Engines. The combinations are integrated into optimized engine concepts promising to deliver ultra-low emission engines.
Researchers at WMG at the University of Warwick (UK) have developed a method to assess the maximum current for commercial 18650 Li-ion batteries, using novel instrumentation methods enabling in operando measurements. times higher than the manufacturer-stated maximum.
Researchers at Purdue University have shown that adding ultra-smooth submicrometer carbon spheres to motor oil can reduce friction and wear typically seen in engines by up to 25%. —Farshid Sadeghi, Cummins Distinguished Professor of Mechanical Engineering and corresponding author. Alazemi, lead author of the paper.
Researchers at the US Department of Energy’s (DOE’s) BioEnergy Science Center (BESC) have engineered a microbe that improves isobutanol yields from cellulose by a factor of 10. —co-author James Liao, UCLA Henry Samueli School of Engineering and Applied Science. Metabolic engineering for isobutanol production in C.
The University of California and the Conference of Italian University Rectors (a consortium of state and non-state universities known as the CRUI) each recently signed what’s known as a read-and-publish agreement with IEEE. Gold open access refers to periodicals in which all content is freely available once published.
Gasoline compression ignition (GCI) is an experimental engine technology that could consume 25% less energy than a conventional automobile engine. GCI engines operate at higher compression ratios than conventional gasiline engines, thus improving overall thermal efficiency. Earlier post.)
Researchers at the University of Missouri led by Prof. Lithium-ion batteries use large amounts of graphite in the negative electrode which forms a carbon cage around lithium ions (referred to as intercalation) and reduces the activity of lithium to the extent that dendrite crystals do not form. Source: Dr. Galen Suppes. and Suppes, G.
In an open-access review paper published in Nature Nanotechnology , researchers at the University of California San Diego offer a research roadmap that includes four challenges that need to be addressed in order to advance all-solid-state batteries to commercialization. candidate at the UC San Diego Jacobs School of Engineering.
The first demonstration of a universal set of quantum logic gates were performed with trapped ions. Here we demonstrate the latter approach, which—following the original proposal—we refer to as the QCCD (quantum charge coupled device) architecture. This technical breakthrough accelerates quantum capability.
C-Zero’s technology, which was initially developed at the University of California, Santa Barbara, uses innovative thermocatalysis to split methane into hydrogen and solid carbon in a process known as methane pyrolysis. Srilatha, D. Bhagawan, S. Shiva Kumar, V. 2017.10.002 (open access).
Researchers at Tsinghua University have combined two types of carbon materials to create a new composite sulfur cathode material for a high-energy and high-power lithium-sulfur battery. 1 —“ matching the level of engine-driven systems ,” according to the team. sp2 hybridization refers to the mixing of valence electronic states.
As part of the project, the “Production Engineering of E-Mobility Components” (PEM) of RWTH Aachen University is to develop processes for coating the fabric-based current collectors with slurry-based electrode materials. Among other things, the pilot plant for cell production will be adapted to process the novel materials.
Researchers at RWTH Aachen University in Germany report on their evaluation of two possible future biofuels—tailor-made from biomass—in a paper in the journal Fuel. These in turn were screened for oxygenates comprising a set of engine-relevant fuel properties. The initial set of ~168.8 This process yielded abut ~12.4
Imec also announced that it has started to upscale the materials and processes in a pilot line for fabrication of solid-state pouch cells at the EnergyVille Campus in Genk (Belgium) and is set-up in collaboration with the University of Hasselt. The different curves refer to different loadings.
Professor George Miley of the University of Illinois Urbana-Champaign and director of its Fusion Studies Lab, reported on progress toward a “cold fusion battery”—a small power unit that uses a low energy nuclear reaction (LENR) (i.e., Vysotskii is a scientist with Kiev National Shevchenko University in Kiev, Ukraine.
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