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Researchers from the University of Michigan and McGill University in Canada report photochemical syngas synthesis using a core/shell Au@Cr 2 O 3 dual cocatalyst in coordination with multistacked InGaN/GaN nanowires (NWs) with the sole inputs of CO 2 , water, and solar light. mol/g cat /h with widely tunable H 2 /CO ratios between 1.6
reports that it has achieved full conversion ( 99% + ) of king grass cellulosic material to water soluble sugars on a repeatable basis. This conversion occurs with a reaction time of less than one minute. Full conversion is the most efficient use of the feedstock possible and exceeds earlier projections.
Photoelectrochemical (PEC) water splitting based on solar energy is one promising approach for the production of green hydrogen. However, its widespread application is limited by a lack of efficient photoanodes for catalyzing the rate-limiting oxygen evolution reaction (OER), an important reaction in PEC water splitting.
Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. Alongside hydrogen generation from water, the multi-disciplinary research team is investigating photochemical conversion of carbon dioxide into synthetic fuel.
While there is global potential to generate renewable energy at costs already competitive with fossil fuels, a means of storing and transporting this energy at a very large scale is a roadblock to large-scale investment, development and deployment. Generation 2 moves the Haber-Bosch process to renewable sources of hydrogen.
In a commentary in the journal Joule , Rob McGinnis, founder and and CEO of Prometheus , a company that is developing technology to remove carbon dioxide from the air and turn it into fuels, discusses the technology advances that could lead to the potential price-competitiveness of renewable gasoline and jet with fossil fuels.
In Germany, BSE Engineering and the Institute for Renewable Energy Systems at Stralsund University of Applied Sciences (IRES) have demonstrated the conversion of wind power into renewable methanol. The team uses green electricity to split water into hydrogen and oxygen in an electrolysis step.
The EU-funded SOLAR-JET project has demonstrated the production of aviation kerosene from concentrated sunlight, CO 2 captured from air, and water. The solar reactor technology features enhanced radiative heat transfer and fast reaction kinetics, which are crucial for maximizing the solar-to-fuel energy conversion efficiency.
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. The sunfire plant, which operates according to the “power-to-liquid” (PtL) principle, requires carbon dioxide, water and electricity as raw materials.
Joule, the developer of a direct, single-step, continuous process for the production of solar hydrocarbon fuels ( earlier post ), has extended its solar CO 2 conversion platform to produce renewable gasoline- and jet fuel-range hydrocarbons. —William J. Sims, President and CEO of Joule. Earlier post.).
In a commentary in the journal Joule , published in January, McGinnis outlined the technology advances that could lead to the potential price-competitiveness of renewable gasoline and jet with fossil fuels. The conversion of CO 2 to fuels in these inexpensive water-based systems has shown high faradic efficiencies for reduction of CO 2.
Researchers at the University of Oklahoma, in collaboration with the University of Tulsa, have a novel approach for the water-assisted upgrading of the renewable chemical furfural, doubling or tripling the rate of conversion. Energy and water are interconnected in the production of renewable fuels.
The Dutch Institute for Fundamental Energy Research ( DIFFER ) is partnering with Toyota Motor Europe (TME) to develop a device that absorbs water vapor, and splits it into hydrogen and oxygen directly using solar energy. One of these sustainable fuels is hydrogen, which can be used to store renewable energy.
ReactWell , LLC, has licensed a novel waste-to-fuel technology from the Department of Energy’s Oak Ridge National Laboratory to improve energy conversion methods for cleaner, more efficient oil and gas, chemical and bioenergy production. —ORNL’s Adam Rondinone, co-inventor of the carbon dioxide-to-ethanol catalyst.
Cool Planet has devised a biomass-to-liquids thermochemical conversion process that simultaneously produces liquid fuels and sequesterable biochar useful as a soil amendment. Pine chips will be the feedstock source for the Cool Planet facility, but the company can use almost any type of renewable cellulosic material. Earlier post.).
0002823 ) to support the extraction and conversion of lithium from geothermal brines to use in batteries for stationary storage and electric vehicles. Projects for topic one can: Promote process intensification, such as through the elimination of intermediate lithium carbonate conversion.
A team of researchers in Israel has developed a two-step electrochemical-chemical cycle for decoupled water splitting with high efficiency. In the two-step electrochemical–thermally activated chemical (E-TAC) cycle process, water is reduced to hydrogen gas at the cathode, liberating OH – ions. —Dotan et al.
Researchers from the University of Houston (UH) have developed a cobalt(II) oxide (CoO) nanocrystalline catalyst that can carry out overall water splitting with a solar-to-hydrogen efficiency of around 5%. The generation of hydrogen from water using sunlight could potentially form the basis of a clean and renewable source of energy.
Utilization of renewable solar energy is crucial for addressing the global energy and environmental concerns and achieving sustainable development. In this regard, photocatalytic water splitting has attracted significant interest as a cost-effective means to convert sustainable solar energy into valuable chemicals. Credit: DICP.
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. This technology enables improved cold start performance using wet or ‘hydrous’ bioethanol fuel, a blend of 90% bioethanol and 10% water (E90W10).
UK-based ULEMCo has worked with Yorkshire Water to produce what is believed to be the first water tanker anywhere to operate on hydrogen fuel. The benefit is further enhanced by the vehicle refueling from an ITM hydrogen fuelling station in Sheffield that is powered directly from renewable wind.
The decarbonization of the transportation sector will require large volumes of renewable fuels. So far, renewable diesel and jet fuels are mainly derived from plant oils, but the EU Renewable Energy Directive limits the use of biofuel from food and feed crops since they do not meet sustainability requirements when produced at large scale.
Michael Grätzel at EPFL (Ecole Polytechnique Fédérale de Lausanne) in Switzerland has developed a highly efficient and low-cost water-splitting cell combining an advanced perovskite tandem solar cell and a bi-functional Earth-abundant catalyst. conversion efficiency from solar energy to hydrogen, a record with earth-abundant materials.
By using a water-lean post-combustion capture solvent, (N-(2-ethoxyethyl)-3-morpholinopropan-1-amine) (2-EEMPA), they achieved a greater than 90% conversion of captured CO 2 to hydrocarbons—mostly methane—in the presence of a heterogenous Ru catalyst under relatively mild reaction conditions (170 °C and 2 pressure).
The US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) announced up to $30 million in funding for a new program for technologies that use renewable energy to convert air and water into cost-competitive liquid fuels. ( Conversion efficiency, %. DE-FOA-0001562 ). hydrogen or electricity). Click to enlarge.
Neste, the leading provider of renewable diesel and sustainable aviation fuel, and an expert in delivering drop-in renewable chemical solutions, has acquired a minority stake in Sunfire GmbH , a developer of high-temperature electrolysis technology. One of these fields of innovation is Power-to-X.
Researchers from the US Department of Energy’s (DOE) Argonne National Laboratory have combined two membrane-bound protein complexes to perform a complete conversion of water molecules to hydrogen and oxygen. An open-access paper describing their work is published in the journal Chemical Science. Utschig, Sarah R. Soltau, Karen L.
With efficiencies above 90%, Topsoe’s proprietary SOEC electrolyzers offer superior performance in electrolysis of water into hydrogen—e.g., Solid oxide electrolysis cell (SOEC) technology is attractive because of unrivaled conversion efficiencies—a result of favorable thermodynamics and kinetics at higher operating temperatures.
The feed-stock reduction is achieved primarily by supplementing the process with oxygen and hydrogen produced by water electrolysis units that are powered by clean wind and solar generated electricity. The DGF high carbon conversion efficiency fuel production strategy meets the highest RSB or ISSC standards of environmental fuel production.
Evonik and Siemens Energy commissioned a pilot plant—sponsored by the German Federal Ministry of Education and Research (BMBF)—that uses carbon dioxide and water to produce chemicals. The necessary energy is supplied by electricity from renewable sources. The pilot plant is located in Marl, in the northern Ruhr area.
VTT Technical Research Centre of Finland and Lappeenranta University of Technology (LUT) are beginning testing of the Soletair demo plant, which uses air-captured carbon dioxide to produce renewable fuels and chemicals. Phase 1: Renewable energy. Proton exchange membrane (PEM) water electrolysis is used for hydrogen production.
Anelise Lara, the head of Petrobras’ refining, announced that the company is ready to begin production of renewable diesel from soy or other edible oils at commercial scale. Petrobras recently successfully concluded tests on an industrial scale for the production of renewable diesel.
One-pot electrolytic process produces H 2 and solid carbon from water and CO 2. In this study, they focused on the electrolysis component for STEP fuel, producing hydrogen and graphitic carbon from water and carbon dioxide. 2014), “A One-Pot Synthesis of Hydrogen and Carbon Fuels from Water and Carbon Dioxide,” Adv.
In Italy, Eni and Hera signed a partnership agreement with the aim of converting used vegetable oil into renewable diesel for Hera’s waste collection vehicles. Green Diesel—renewable diesel—is produced by Ecofining technology developed in Eni’s laboratories in collaboration with Honeywell UOP.
Recent results have shown that it is possible to use their technique selectively to produce methane, carbon monoxide or formic acid from carbon dioxide and water. The conversion of carbon dioxide is in this way made more efficient, while the stabilities of the components are at the same time improved. 0c00986.
A fast, green and one-step method for producing porous carbon spheres—a component for carbon capture technology and for new ways of storing renewable energy—has been developed by Swansea University researchers. storage and conversion, catalysis, gas adsorption and storage, drug and enzyme delivery, and water treatment.
bp plans to invest $269 million investment in three projects at its Cherry Point Refinery in Washington state, aimed at improving the refinery’s efficiency, reducing its carbon dioxide emissions and increasing its renewable diesel production capability. Cooling Water Infrastructure Project. Cooling water is vital to safe operations.
using electrical or thermal energy to produce hydrogen from water or a methane source). The report finds that hybrid energy systems that integrate multiple generation, storage, and energy conversion processes can play a major role in decarbonizing the US economy.
Preliminary extractives analysis demonstrates that most of the salt can be removed by controlling two factors; firstly time of the initial washing and secondly, salinity of the water being used. Waste seawater from a fish and shrimp farm will nourish the halophytes that clean the water as they grow. Nelson, Richard S. 2012.05.002.
Ethanol conversion to hydrocarbons as a function of temp. Benefits of the catalyst technology include: A single step conversion of ethanol into a hydrocarbon blend stock without the addition of hydrogen. Graph showing hydrocarbon distribution in product stream of 10% ethanol after catalytic conversion over Cu-ZSM-5 at 400° C at 12.5
The Contra Costa County Board of Supervisors unanimously approved the land-use permit necessary to reconfigure the San Francisco Refinery in Rodeo to produce renewable fuels. Rodeo Renewed also stands to cut criteria pollutant emissions at the site by 50% and water use by 160 million gallons per year. Earlier post.)
A policy analysis by two University of Illinois researchers argues that Congress should minimally modify, not repeal, the Renewable Fuel Standard (RFS). The RFS is the first and only federal policy that directly mandates the use of renewable energy in the worthwhile effort to displace the use of fossil fuels for our energy needs.
Dongfu One integrates on-site hydrogen production, smart energy conversion management, safety monitoring and control, as well as loading and unloading systems. This project was a joint effort by DEC and a research team led by Academician Xie Heping from the Chinese Academy of Engineering. A paper describing the project is published in Nature.
In the next few years, the company expects the conversion of one blast furnace to result in an annual demand of around 20,000 tonnes of green hydrogen. This demand will increase to some 720,000 tonnes per year by 2050 as a result of the gradual conversion of the plants and equipment.
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