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—Zetian Mi, professor of electrical and computer engineering at the University of Michigan, who led the study. If we can generate syngas from carbon dioxide utilizing only solar energy, we can use this as a precursor for methanol and other chemicals and fuels. This will significantly reduce overall CO 2 emissions. 2121174119.
New car emissions were increasing as recently as two years ago, but the sharp drop last year shows that carmakers respond to CO2 standards. Some carmakers have already said when they will go fully electric, but stricter CO2 standards leading to zero-emissions are needed to ensure the whole industry phases out fossil-fuel engines by 2035.
Audi’s latest e-fuels project is participation in a a pilot plant project in Dresden that produces diesel fuel from water, CO 2 and green electricity. Other partners in the project consortium include Lufthansa; Fraunhofer ICT; Universität Stuttgart; Forschungszentrum Jülich; GEWI AG; CVT Chemical Engineering; and HGM.
Italy-based Snam, a leading energy infrastructure operator, and Saipem, an Italian multinational oilfield services company, have signed a Memorandum of Understanding to start working together to define and to develop initiatives for green hydrogen production and transport, and for carbon dioxide capture, transport and reuse or storage (CCS and CCU).
Researchers from Newcastle University in the UK have engineered Escherichia coli bacteria to capture carbon dioxide using hydrogen gas to convert it into formic acid. coli host strain was engineered for the continuous production of formic acid from H 2 and CO 2 during bacterial growth in a pressurised batch bioreactor.
Electrofuels provider Infinium and comprehensive carbon management company Navigator CO2 entered into a Memorandum of Understanding and long-term relationship for Navigator to deliver 600,000 tons per annum (TPA) of biogenic carbon dioxide from its Heartland Greenway system to a future Infinium facility for the production of electrofuels (eFuels).
LanzaTech UK and direct air capture technology company Carbon Engineering have partnered on a project to create sustainable aviation fuel (SAF) using atmospheric carbon dioxide (CO 2 ). Earlier post.).
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.
More than 14 tonnes of CO 2 was saved in a two-year trial involving just 11 urban trucks and vans running on green hydrogen dual fuel. That is one result of the Low Emission Freight and Logistics Trial (LEFT) project to investigate the practical deployment of hydrogen powered vehicles in the UK.
Cummins has developed an E-85-specific engine and powertrain that reduce carbon dioxide emissions by as much as 80% compared with a baseline gasoline-powered medium-duty truck. It delivers the power (up to 250 hp / 186 kW) and peak torque (up to 450 lb-ft / 610 N·m) of gasoline and diesel engines nearly twice its 2.8-liter
Our findings highlight the promising opportunity of using polymer/metal interfaces for the rational engineering of active sites and as a general tool for controlling selective transformations in supported catalyst systems. —Zhou et al. We can create gasoline, basically.
While engineering photosynthetic hosts to convert CO 2 into high-value products is sensible, dependence on sunlight limits its tractability and scalability. Their paper is published in the journal Joule. Most of us naturally associate biological CO 2 conversion with photosynthesis in plants and algae. each gram of acetogenic M.
This could prove very problematic for the industry in a year that was supposed to mark the big shift to EVs to reduce fleet CO2 emissions in line with new tighter EU CO 2 targets. —Mike Vousden, Automotive Analyst at GlobalData.
University of Delaware engineers have demonstrated an effective way to capture 99% of carbon dioxide from the ambient air feed to an hydroxide exchange membrane fuel cell (HEMFC) air using a novel electrochemical system powered by hydrogen.
Engineers from UNSW Sydney (Australia) have successfully converted a diesel engine to run as a dual-fuel hydrogen-diesel engine, reducing CO 2 emissions by more than 85% compared to conventional diesel. below the amount produced by the diesel powered engine. Image from Prof. Shawn Kook. 2022.08.149.
In addition to its low noise emissions and being CO2-neutral, the strengths of the electric vehicle include reduced wear and maintenance. It is the first model using the new high-power charging infrastructure developed by Porsche Engineering for the future high-power charging network that will be operated by the Ionity joint venture.
Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. To image such a large area, the researchers used a 7m-diameter optical mounting frame (red) located just 3 m from the exit nozzle of the engine.
With the support of a grant from the Department of Energy, Miao Yu, the Priti and Mukesh Chatter ’82 Career Development Chair of Chemical and Biological Engineering at Rensselaer Polytechnic Institute, will develop a novel porous material capable of capturing even very small concentrations of CO 2 in the air and collecting the gas for further use.
If we can generate green methane, it’s a big deal. —Zetian Mi, U-M professor of electrical engineering and computer science, who co-led the work with Jun Song, professor of materials engineering at McGill University. Thirty percent of the energy in the US comes from natural gas.
The use of LNG as an emissions-reducing fuel in the marine and transportation industries is already well established, and to introduce bioLNG which can be mixed with LNG is the next obvious step in enabling a CO2-neutral transportation fuel. We look forward to continuing on our mission to enable sustainable societies with smart technology.
For decades, PNNL scientists and engineers have led research using catalysts to reduce CO 2 emissions from industrial processes and transportation. Former PNNL research engineer, John Hu, now an endowed chair professor of the Statler College of Engineering and Mineral Resources at WVU, was one of those engineers.
In the long term, Audi is pursuing the vision of CO2-neutral mobility and aims to be climate-neutral throughout the company on balance by 2050. The brand is also continuing to develop conventional engines with a focus on universal mild hybridization and the 48-volt electrical system.
Tronstad Lund emphasizes that the growth in aviation emissions is only partly offset by technological and operational improvements, such as more efficient engines and better landing routines. These contributions involve a large number of chemical, microphysical, transport and, radiative processes in the global atmosphere.
of global CO2 emissions. Over the last four years, we have invested around US$1 billion and engaged 50+ engineers each year in developing and deploying energy efficient solutions. The maritime industry emitted close to 1000 million tonnes of CO 2 in 2012, representing about 2.2% Going forward we cannot do this alone. —Søren Toft.
Instead of multiple screw solutions, bonding and welding seams, IAV engineers have introduced new joining techniques. With consistent lightweight design, the use of steel increases the weight of the battery by only around one to one-and-a-half percent and is therefore negligible in terms of driving performance and range.
r has used only green power. Since the start of this year, all Audi plants have used only green power. The first is the switch to green power, which has taken place thanks to the commissioning of Europe’s biggest photovoltaic roof installation and the supply of electricity from renewable sources. In addition, the site at Gy?r
—Sebastian Willmann, head of Internal Combustion Engine Development at Volkswagen. High-quality additives also keep the engine extremely clean and protect it against corrosion. They put the product they developed through intensive testing on engine test benches and in trial vehicles—with consistently positive results.
The Brayton cycle is named after 19 th century engineer George Brayton, who developed this method of using hot, pressurized fluid to spin a turbine, much like a jet engine. For this test, the engineers heated up the CO 2 using an electrical heater, fairly similar to a home water heater.
a leader in propulsion efficiency, announced at SAE International’s WCX the results of their collaborative study on the effectiveness of Tula’s diesel Dynamic Skip Fire (dDSF) in reducing nitrogen oxides (NO x ) and carbon dioxide (CO 2 ) emissions on a Cummins X15 HD Efficiency Series diesel engine. Cummins Inc. and Tula Technology, Inc.,
It quickly assimilates the automated traffic light change sequences in the vicinity, and on the approach to a set of lights the Driver Information System (DIS) located in the central instrument cluster then shows the driver the speed to select in order to pass through the light during a green phase. Click to enlarge.
Challenges facing the commercialization of Li-air batteries are both scientific and engineering, and include a lack of understanding of major limitations in the reaction mechanism, electrolyte instability, poor cycle life and rate capability, and low round-trip efficiencies largely resulting from high over-potentials on charge. Batteries'
Starting in 2013, Audi will begin series production of TCNG models whose engines—derived from TFSI units—will be powered by e-gas: synthetic methane produced via the methanation of hydrogen produced by electrolysis using renewable electricity. The electrolyzer runs on green electricity. Audi A3 TCNG for e-gas project.
Thirty-seven globally prominent scientists representing the International Journal of Engine Research have published an open-access editorial addressing the future of the Internal Combustion Engine, and stressing the importance for continued development of more efficient and even lower-emitting technologies.
—Prashant Nagpal, lead author of the research and an assistant professor in CU Boulder’s Department of Chemical and Biological Engineering. Nagpal is looking to convert the project into an undergraduate lab experiment in the fall semester, funded by a CU Boulder Engineering Excellence Fund grant.
2020) “Molecularly engineered photocatalyst sheet for scalable solar formate production from carbon dioxide and water.” The researchers are now working to further optimise the system and improve efficiency. Additionally, they are exploring other catalysts for using on the device to get different solar fuels. Qian Wang et al.
In the vehicle with an internal combustion engine, most of the emissions occur during the use phase—i.e., With the findings from the life cycle assessment, Volkswagen can derive additional emission-reducing measures for life cycle engineering and specifically optimize the CO 2 balance. Here the Diesel reaches 111 g CO 2 /km.
The TEG, which is installed in a part of vehicle exhaust system, can reduce CO 2 emissions by reducing alternator load by generating electrical power from unutilized waste exhaust gas and also by early warm-up of engine by heated coolant through the TEG unit at engine start.
They applied a comprehensive suite of experimental and theoretical methods to identify the structure of the first intermediate of CO 2 electroreduction: carboxylate CO2 - that is attached to the surface with C and O atoms. Their paper is published in Proceedings of the National Academy of Sciences (PNAS). —co-author Sathish Ponnurangam.
Once the battery is flat, the three plug-in hybrids can only drive 11-23km in engine mode before they overshoot their official CO 2 emissions per km, T&E estimates. While carmakers blame customers for using the engine too much, the PHEV models on sale today often lack the necessary EV power, range or charging speed, T&E argued.
This feeds self-generated green electricity to the production shop. Alongside the CO2 improvement, the S 580 e also has advantages over its predecessor with respect to its eutrophication (EP) and summer smog (POCP) potential. The S 580 e is produced in the highly flexible and efficient Factory 56 in Sindelfingen.
The carbon negative chemicals synthesis directly from the air project has been awarded £250,000 by the Engineering and Physical Sciences Research Council through the Adventurous Energy Research for a Sustainable Net-Zero scheme. Its value could offset the cost of direct air capture.
The project is being coordinated by the Industrial Process and Energy Systems Engineering group, led by François Maréchal, at EPFL’s School of Engineering. Simple heat and mass flows for CO 2 capture from diesel engine exhaust: exhaust cooling, TSA cycle, product CO 2 compression, and liquefaction. 2019.00143.
Researchers at the University of Surrey (UK) are to begin work on a new lithium-ion battery technology that is capable of capturing CO 2 emissions, following a £243,689 award from the Engineering and Physical Sciences Research Council (EPSRC).
SUVs are typically heavier than other cars and have more powerful engines and larger frontal areas—all features that increase fuel consumption. CO2/km, which is about 7 % above the 2020 target of 147 g CO 2 /km. In 2019, average emissions of new vans were 158.0
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