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Researchers at Uppsala University have developed photocatalytic composite polymer nanoparticles (“polymer dots”) that show promising performance and stability for the production of hydrogen from water and sunlight. Since polymer dots (Pdots) are so tiny, they are evenly distributed in water.
Researchers in Israel have designed a separate-cell photoelectrochemical (PEC) water-splitting system with decoupled hydrogen and oxygen cells for centralized hydrogen production. Photoelectrochemical Water Splitting Cell Architectures. (A) A paper describing their system is publishedin the journal Joule. —Landman et al.
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. Working with gas instead of liquid has several advantages. —Mihalis Tsampas.
At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications. Cobra electric supercharger. Click to enlarge.
The mesh with BiVO 4 nanowire photoanode for water oxidation and Rh-SrTiO 3 nanowire photocathode for water reduction produces hydrogen gas without an electron mediator. When immersed in water with visible light irradiation (? ? 400 nm), the mesh produces hydrogen gas. Credit: ACS, Liu et al.
Researchers from the University of North Carolina have synthesized high-photovoltage multijunction Si nanowires (SiNWs) that are co-functionalized to split water catalytically. When integrated with the co-catalysts and suspended in water, these light-activated nanoreactors produced hydrogen gas under visible and infrared light.
Plants use photosynthesis to convert carbon dioxide and water into sugars and oxygen. The process starts in a cluster of manganese, calcium and oxygen atoms at the heart of a protein complex called photosystem II, which splits water to form oxygen gas, protons and electrons. —Yamaguchi et al.
A research group led by Associate Professor Takashi Tachikawa of Kobe University’s Molecular Photoscience Research Center has developed a strategy that greatly increases the amount of hydrogen produced from sunlight and water using hematite (??Fe Mesocrystal photoanode formation and photochemical water splitting characteristics.
Minneapolis-based Xcel Energy will work with Idaho National Laboratory to demonstrate a system that uses a nuclear plant’s steam and electricity to split water. —Richard Boardman, national technical lead for the DOE LightWater Reactor Sustainability Program’s Flexible Plant Operations and Generation Pathway. Earlier post.)
The life-cycle water consumption of fuel cell electric vehicles using hydrogen produced from natural gas with steam methane reforming is almost 50% less than the life-cycle water consumption of conventional internal combustion engine vehicles using gasoline, according to a study by researchers at Argonne National Laboratory (ANL).
Rice University researchers and colleagues at Princeton and Syzygy Plasmonics have developed a plasmonic photocatalyst for the direct decomposition of hydrogen sulfide gas into hydrogen and sulfur, as an alternative to the industrial Claus process. A paper on the work appears in ACS Energy Letters. —Naomi Halas.
Audi is adding a new member to its A3 family: the A3 Sportback 30 g-tron natural gas vehicle. Operation with natural gas or biomethane makes the compact model economical and more climate-friendly with low emissions. With full gas tanks, the car has an NEDC range of up to 495 (307.6 The A3 Sportback 30 g-tron 1.5
The MTG technology was originally developed in the 1970s and was successfully commercialized for a large-scale natural gas to gasoline plant during the 1980s in New Zealand. water is then converted to light olefins (C 2 -C 4 ). MTG reactor product is separated into gas, raw gasoline and water. Octane Number, RON.
a developer of natural gas to gasoline projects, entered into a licensing agreement to use ExxonMobil Research and Engineering Company’s (EMRE’s) methanol-to-gasoline (MTG) technology ( earlier post ) in the development of a world-scale natural gas to gasoline project. Lake Charles natural gas to gasoline facility. Source: EMRE.
The use of 3D printing allows construction of light-weight, low-cost electrolyzers and the rapid prototyping of flow field design. This development opens the door to the fabrication of light-weight and inexpensive electrolyzers as well as related electrochemical devices such as flow batteries and fuel cells, they suggested.
The conversion reaction also produces light olefins—ethylene, propylene, and butenes—totalling a yield of 8.7%. The CO 2 hydrogenation to jet fuel range hydrocarbons process through a Tandem Mechanism in which the Reverse-WaterGas Shift reaction (RWGS) and Fischer-Tropsch synthesis (FTS) reaction are catalyzed by Fe 3 O 4 and ?-Fe
Using a hematite photocatalyst, a team led by researchers from Kobe University has succeeded in producing both hydrogen gas and hydrogen peroxide at the same time from sunlight and water. Recently, they have succeeded in increasing the light energy conversion efficiency by applying this technology to hematite (?-Fe under 600nm).
water splitting. One approach is to utilize incoming solar radiation for the photocatalytic generation of molecular hydrogen (H 2 ) from water. When a quantum of light (a “photon”) with sufficient energy excites a semiconductor nanocrystal, it produces a negative charge (electron) and a positive charge (hole). 1 , respectively.
The home’s occupant will be able to use less than half of the energy of a similarly sized new home in the Davis area for heating, cooling and lighting. The home is also three times more water-efficient than a typical US home. Advanced lighting. Therefore Honda Smart Home minimizes the use of blue light at night.
Scientists in the US and China have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO) via the water-gas shift (WGS) reaction. Its synergy with adjacent Mo sites in α-MoC can effectively activate water at low temperature. —Yao et al.
At the time, about a decade ago, I was helping to refine a system for fabricating chips using extreme ultraviolet (EUV) light. To produce EUV light, we would focus an intense laser pulse onto 30-micrometer-wide droplets of tin flying through a chamber filled with low-density hydrogen.
The process generates H 2 from natural gas or coal through steam reforming and combines it with N 2 , which has been separated from air by a cryogenic process, to form NH 3. of global greenhouse gas emissions (or about 1.4% The reaction between N 2 and H 2 requires temperatures in excess of 400 ?
I can inform you about the discovery of the first oil/gas-condensate field in the new Kara sea oil province. It is an astonishing sample of light oil, which based on the results of the analysis performed, is comparable to the Siberian Light oil. The first oil was extracted.
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.
Researchers at KAUST have developed a novel molybdenum-coated catalyst that can efficiently split water in acidic electrolytes and that could help with the efficient production of hydrogen. Scientists are searching for ways of improving the water-splitting reaction by developing an optimal catalyst. Source: KAUST. Reference Resources.
Southern California Gas Company (SoCalGas) has taken delivery of 23 Toyota Mirai hydrogen fuel cell electric vehicles (HFCEV), marking the company’s first purchase of hydrogen-powered vehicles. View footage of the Toyota Mirai HFCEVs [link] Each vehicle in our light duty over-the-road fleet is driven an average of 10,000 miles per year.
Now, a study by researchers at the US Department of Energy (DOE) Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) has found that energy sorghum ( Sorghum bicolor ) behaves more like miscanthus in the way it efficiently captures light and uses water to produce abundant biomass. Energy sorghum falls somewhere in between.
Department of Energy (DOE) selected 16 projects to receive nearly $25 million in federal funding for cost-shared projects to advance natural gas infrastructure technology development. AOI 2: Process-Intensified Technologies for the Upcycling of Flare Gas into Transportable, Value-Added Products.
Researchers at Rice University and the University of Houston created an efficient, simple-to-manufacture core/shell photoanode with a highly active oxygen evolution electrocatalyst shell (FeMnP) and semiconductor core (rutile TiO 2 ) for the photoelectrochemical oxygen evolution reaction (PEC-OER) for solar water splitting.
The stack housing is manufactured in the light metal foundry at BMW Group Plant Landshut using a sand casting technique. The pressure plate, which delivers hydrogen and oxygen to the fuel cell stack, is made from cast plastic parts and light-alloy castings, also from the Landshut plant.
Generating the electricity needed to produce primary aluminum, i.e. aluminum obtained directly from the mineral compound alumina, is alone responsible for about 60% of the global aluminum industry’s greenhouse gas emissions. Aluminum is light, strong and infinitely recyclable. Light metal foundry at BMW Group Plant Landshut.
of hydrogen is currently produced via water electrolysis and only a fraction of this production is powered by renewable energy. In light of the sheer scale of the hydrogen challenge, several questions demand close consideration. The NWIS comprises mostly gas-fired generation and has a GHG emission factor of 620 g CO 2 -e kWh -1.
metric tons from 2010 to 2017—equivalent to greenhouse gas emissions from more than 728,000 passenger vehicles driven for one year. We’ve made several improvements to our manufacturing operations—from the lighting we use to plant consolidations—all of which played a role in dramatically reducing our CO 2 footprint.
Exhaust gas after-treatment paired with innovative features inside the engine enables the GTI engine to meet the new EU 6AG (Euro 6d-TEMP) emission standard. After flowing through the turbocharger, the exhaust gas is fed directly into the particulate filter. It also comes with a gasoline particulate filter. The 85 kW / 115 PS 1.0
On the operational side, the PNNL team found that a number of changes could accommodate EVs: The additional generation for charging EVs is likely to be provided by natural gas combined cycle plants and combustion turbines predominantly throughout the WECC (85%–89% of all new generation).
By 2040, hybrids are expected to account for about 35% of the global light-duty vehicle fleet, up from less than 1% in 2010. In 2010 China had only about five light-duty vehicles per 100 people, while India had less than two per 100 people; this compares to about 75 vehicles for every 100 people in the United States. Click to enlarge.
The demo plant incorporates the entire process chain, and comprises four separate units: a solar power plant; equipment for separating carbon dioxide and water from the air; a section that uses electrolysis to produce hydrogen; and synthesis equipment for producing a crude-oil substitute from carbon dioxide and hydrogen.
Findings by MIT researchers could help advance the commercialization of supercritical water technology for the desulfurization and upgrading of high-sulfur crude oil into high-value, cleaner fuels such as gasoline without using hydrogen—a major change in refining technology that would reduce costs, energy use, and CO 2 emissions.
The new Ford EcoBlue diesel engine production line at Dagenham Engine Plant will reduce water and energy consumption by more than 50%. Water usage per engine will be among the lowest at any Ford manufacturing facility worldwide, delivering an anticipated annual saving of 17.5
Fuel/energy options include petroleum fuels, natural gas-based fuels, biofuels, hydrogen, and electricity. Users can evaluate the impacts on energy use, water consumption, and emissions of e-fuel production pathways using different hydrogen (H 2 ) and electricity sources. CO 2 -derived ethanol. CO 2 -derived FT fuels and methanol.
To split water into hydrogen on a large scale, we need technologies that are sustainable, efficient, scalable and durable. Using solar energy (or other renewable energy sources ) to split water delivers sustainability , while recent research has made key inroads toward efficiency and scalability. percent.
Researchers at UC Berkeley have developed an artificial photosynthetic scheme for the direct solar-powered production of value-added chemicals from CO 2 and water using a two-step process involving a biocompatible light-capturing nanowire array with a direct interface with microbial systems. —Liu et al. ovata and E.
The Project also offers some excellent infrastructure advantages with a gas pipeline and main bitumen highway passing directly adjacent to and through the mineralized envelope. Liquids will be neutralised by addition of limestone and disposed into approved waste-water systems.
Shale oil production generates greenhouse gas emissions at levels similar to conventional crude oil production, according to a pair of new studies released by the US Department of Energy’s Argonne National Laboratory. These are shale formations with low permeability and must be hydraulically fractured to produce oil and gas.
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