Green Car Congress

JUNE 12, 2010

Researchers at Fudan University (Shanghai, China) have converted the marine macroalgae Enteromorpha prolifera , one of the main algae genera for “green tide”—massive algal blooms caused by eutrophication of marine water bodies—to bio-oil by hydrothermal liquefaction in a batch reactor at temperatures of 220-320 °C. and Enteromorpha sp.,

Oil 186

Oil Convert Green Mariner 186

Green Car Congress

JANUARY 14, 2022

Researchers at MIT have identified , quantified, and modeled a major reason for the poor performance of electroreduction processes to convert CO 2 to fuel or other useful chemicals. The findings could spur progress on developing a variety of materials and designs for electrochemical carbon dioxide conversion systems. Lake, and Kripa K.

MIT 284

MIT CO2 Carbon Conversion 284

Green Car Congress

JANUARY 14, 2010

Researchers at Applied Research Associates’ (ARA) Florida Research Laboratory are developing a catalytic hydrothermolysis (CH) process to convert triglycerides (e.g., To overcome these shortcomings, a novel technical approach based on high-temperature water chemistry, known as catalytic hydrothermolysis (CH), has been proposed.

Oil 199

Oil Convert Water Conversion 199

Green Car Congress

APRIL 14, 2017

The advancement could significantly boost the production of hydrogen from sunlight by using the cell to split water at a higher efficiency and lower cost than current photoelectrochemical approaches. The research is outlined in a paper in Nature Energy. —Matthew Beard. Yong Yan, Ryan W. Crisp, Jing Gu, Boris D. Chernomordik, Gregory F.

Solar 150

Solar Water Energy Fuel 150

Green Car Congress

APRIL 3, 2013

Percival Zhang, has developed a process to convert xylose—the second-most abundant sugar in plants—into hydrogen with approaching 100% of the theoretical yield. In the process, hydrogen is produced from xylose and water in one reactor containing 13 enzymes, including a novel polyphosphate xylulokinase (XK). earlier post ).

Virginia 331

Virginia Hydrogen Production Low Cost 331

Green Car Congress

APRIL 5, 2010

As cellulosic material is the most abundant renewable biomass resource on earth, it can potentially meet our future energy needs if it can be efficiently converted into sugar molecules (such as glucose) with higher energy densities than the parent biomass. 2,4-dimethylfuran, a biofuel with a 40% higher energy density than ethanol).

Conversion 218

Conversion Water Colorado Convert 218

Green Car Congress

MARCH 16, 2010

H 2 and O 2 are produced by deforming a ZnO fiber or BaTiO 3 dendrite in water via oxidation-reduction reactions. They then applied the PZEC effect to generate hydrogen and oxygen via direct water splitting. The mechanism of the water decomposition via the PZEC effect relies on the piezoelectric properties of the materials.

Water 199

Water Waste Hydrogen Energy 199

Green Car Congress

JANUARY 9, 2017

Researchers at the US Department of Energy’s National Renewable Energy Laboratory (NREL) have developed a method which boosts the longevity of high-efficiency photocathodes in photoelectrochemical water-splitting devices. A PEC cell absorbs sunlight and converts that energy into hydrogen and oxygen by splitting water molecules.

Hydrogen 150

Hydrogen Renewable Solar Water 150

Green Car Congress

JUNE 20, 2009

Researchers at Oregon State University have demonstrated the gasification of water-soluble biomass constituents in supercritical water in a microchannel reactor under isothermal, continuous flow condition at short residence times to produce a hydrogen-rich gas. Energy Fuels , Article ASAP doi: 10.1021/ef900227u. Credit: ACS.

Water 150

Water Hydrogen Production Conversion 150

Baua Electric

MAY 10, 2024

Lignocellulosic biomass, a renewable and abundant resource, holds great promise for sustainable production of valuable chemicals and fuels, currently derived mainly from oil. Biomass can be converted into fuels through several steps. Currently, biomass contributes 10% (5 x 10 -19 kJ) to global energy consumption.

Fuel 52

Fuel Auto Oil Conversion 52

Green Car Congress

MAY 21, 2009

The syngas is then in turn converted into liquid fuels (e.g., The direct fuel cell produces electricity, with water and CO 2 as byproducts of the oxidation of the liquid fuel in the fuel cell. Although there are “ open issues ” with longevity, the SOEC devices have “ good performance ” in splitting water, the authors note.

Water 150

Water Renewable Energy CO2 150

Green Car Congress

JULY 23, 2014

The article also reports that yields in the second year of the study were not significantly lower than the third year. The variety also produces an abundance of biomass that can be burned for energy or converted into fuel. When planted on marginal and subprime land, the grasses prevent soil erosion and protect water quality.

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Iowa USA 2014 Hybrid 246

Green Car Congress

MAY 2, 2017

During CO 2 hydrogenation, CO 2 is initially reduced to CO by hydrogen via the reverse water-gas shift (RWGS) on Fe 3 O 4 sites, followed by a subsequent hydrogenation of CO to α-olefins via Fischer–Tropsch synthesis (FTS) on Fe 5 C 2 sites.

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Conversion Gasoline China Range 170

Green Car Congress

NOVEMBER 11, 2017

Lignin, the tough material left over from biofuel production, contains compounds that can be converted into products such nylon, plastics and drugs. Products made from converted lignin could subsidize biofuel production, making the cost of biofuels more competitive with petroleum. A strain of E. —Seema Singh. —Seema Singh.

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Conversion Hybrid Convert Engine 186

Green Car Congress

JANUARY 19, 2010

Terrestrial bioenergy feedstock crops such as switchgrass, canola and corn have lower environmental lifecycle impacts than algae in energy use, greenhouse gas emissions, and water regardless of cultivation location, according to a new lifecycle assessment by researchers at the University of Virginia. Article ASAP doi: 10.1021/es902838n.

Water 218

Water Waste Energy Emissions 218

Green Car Congress

JANUARY 30, 2014

The researchers found that the nano-porous silver electrocatalyst was 3,000 times more active than polycrystalline silver, a catalyst commonly used in converting carbon dioxide to useful chemicals. Additionally, because it is inorganic, silver remains more stable under harsh catalytic environments. Qi Lu, Jonathan Rosen, Yang Zhou, Gregory S.

Delaware 210

Delaware CO2 Lithium Ion Carbon 210

Cars That Think

APRIL 19, 2022

Thanks to the catalytic converter in their cars, most people have an idea of what catalysis is. A catalytic converter , for example, uses palladium, rhodium, and platinum to convert pollutants like carbon monoxide, nitric oxide, and nitrogen dioxide into water and carbon dioxide. Thus cloud computing was born.

IDEA 91

IDEA United Kingdom Convert Personal 91

Green Car Congress

DECEMBER 30, 2009

The resulting CO can be used to convert water to hydrogen via the water gas shift reaction. Article ASAP doi: 10.1021/ja909038t. The reaction also shows a new economical way to oxidize aromatic aldehydes, and could be applied in pharmaceutical synthesis.

CO2 281

CO2 Climate Change Carbon Singapore 281

Green Car Congress

DECEMBER 29, 2010

He also calculated that the system could result in a cost of 2 converted and stored as Ca(HCO 3 ) 2(aq). However, the method’s large demand for carbonate mineral and water will likely limit its application to coastal sites. Article ASAP doi: 10.1021/es102671x. kg of mineral carbonate aggregate of a specific size class.

CO2 218

CO2 Carbon Convert Mariner 218

Green Car Congress

AUGUST 25, 2009

Converting oil shale to gasoline via the Alberta Taciuk Processor (ATP)—an above-ground shale retort—results in fuel-cycle greenhouse gas emissions of ~130-150 g CO 2 equivalent/MJ of gasoline produced, according to a new analysis by Dr. Refining of upgraded shale oil. Energy Fuels , Article ASAP doi: 10.1021/ef900678d. Credit: ACS.

Gasoline 239

Gasoline Oil Emissions Convert 239

Green Car Congress

FEBRUARY 11, 2011

As described in the paper, the team of Jie Fu, Xiuyang Lu, and Phillip Savage converted five different fatty acids prevalent in nature—stearic, palmitic, lauric, oleic, and linoleic—to alkanes over a commercial 5% Pt/C catalyst in high-temperature water (330 °C). —Fu et al. —Fu et al. —Fu et al.

Transportation 199

Transportation Fuel Hydrogen Convert 199

Green Car Congress

NOVEMBER 4, 2015

A recent review article summarizes state of the understanding of ethanol conversion mechanism over zeolites stating that ethanol first dehydrates to ethylene which then undergoes oligomerization to produce various olefins, paraffins, cyclics, and aromatics. The product stream is generally high in C 2 hydrocarbons (e.g., Chaitanya K.

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Conversion Cost Of Energy Renewable 150

Green Car Congress

OCTOBER 26, 2009

The conversion of biomass into bio-oil using fast pyrolysis technology is a promising alternative to convert biomass into liquid products—either for direct use or for easier transport and upgrading into higher value products. Multi-stage condensation achieved a good separation of the oil fraction and water. Credit: ACS, Zhang et al.

Oil 210

Oil 2009 Water Convert 210

Green Car Congress

MAY 1, 2009

Hydrogen for reverse water gas shift reaction to avoid producing CO 2 during the process is produced by electrolyzing water, driven by solar power. Hot syngas from the gasifier is cooled and cleaned, then compressed to the reformer (methane reforming) and the reverse water gas shift (Re-WGS) reactor. Hertwich and Zhang (2009).

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Solar Molten Salt Fuel Production 186

Get Electric Vehicle

JUNE 5, 2023

Utilizing biodiesel as a fuel option promotes sustainability and reduces dependence on finite fossil fuel resources. Bioethanol is being produced converting carbon-based agricultural feedstock such as sugar cane, bagasse, grain, barley, potatoes. Diesel engines can use biodiesel alone or blended with petroleum fuels. #2

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Alternative Fuels Gasoline Fuel Gasoline-Electric 98

Green Car Congress

SEPTEMBER 6, 2011

When vegetable oils are treated at high temperatures and high pressures without a catalyst, vegetable oils can be converted to the mixtures of paraffins, cycloparaffins, and aromatic hydrocarbons but a relatively large amount of fatty acids remains in the products. pressure, 4 MPa; liquid hourly space velocity (LHSV), 7.6

Oil 230

Oil Diesel Renewable Conversion 230

Green Car Congress

MAY 6, 2010

The organisms hydrolyze biodiesel and convert it to a variety of fatty acid intermediates, which are also metabolized. This is typically the case in subsurface environments, the researchers note, including oil reservoirs, oil-contaminated habitats, refineries, storage vessels, pipelines, oil-water separators, and ballast tanks.

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Mariner Oklahoma Oil Environment 287

Green Car Congress

MARCH 17, 2015

It is widely believed that room temperature electrochemical reduction of water to molecular hydrogen offers a significant promise for supplying CO 2 -free hydrogen, which can be used directly as a fuel or as reactant to convert CO 2 and to upgrade petroleum and biomass feedstocks to value-added chemicals and fuels through hydrotreating processes.

Hydrogen 150

Hydrogen Water Delaware Environment 150

Green Car Congress

FEBRUARY 15, 2010

Mascal and Nikitin have previously reported on a biphasic acid/solvent process that converts carbohydrates in biomass feedstocks into the biofuel precursor CMF. Alternatively, heating seed oil-CMF mixtures in water results in the hydrolysis of [CMF] to levulinic acid while leaving the oil intact. Earlier post.) CMF % of total.

Oil 199

Oil Hybrid Conversion Davis 199

Green Car Congress

AUGUST 6, 2011

The team earlier published LCA results finding that terrestrial bioenergy feedstock crops such as switchgrass, canola and corn have lower environmental life cycle impacts than algae in energy use, greenhouse gas emissions, and water regardless of cultivation location. environmental burdens (net energy use, water use, and GHG) per VKT.

Transportation 278

Transportation Energy Conversion Water 278

Green Car Congress

MAY 9, 2018

The nanostructured photoelectrode results in spontaneous hydrogen evolution from water without any external bias applied with a faradaic efficiency of 30% and excellent stability. One way this could be achieved is by using photoelectrochemical (PEC) water splitting which directly converts water and sunlight to solar fuel (hydrogen).

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Water Low Cost Solar Hydrogen 342

Green Car Congress

APRIL 4, 2010

Researchers from the Karlsruher Institut für Technologie (KIT) in Germany have shown that hydrocarbon yield and energy efficiency can be increased in a Fischer-Tropsch (FT) biomass-to-liquids (BTL) process through the use of a hydrophilic membrane enabling the in situ removal of water from the catalyst bed. Unruh et al. Unruh et al.

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Kits Coal Conversion Carbon 218

Green Car Congress

NOVEMBER 11, 2010

Algae use photosynthesis to harvest the energy of the sun, converting carbon dioxide and water into the organic molecules required for growth. But, as explained by Professor Paul Pearson of Cardiff University in a perspective article accompanying the Science paper, the hunt is now on to discover the exact cause. Houben, A.

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CO2 Global Netherlands Carbon 236

Green Car Congress

AUGUST 5, 2015

They converted the alumina layer to titania (TiO 2 ), a better conductor of electrons and lithium ions when it is very thin. When the alumina reacts with sulfuric acid, excess water is released which reacts with titanium oxysulfate to form a solid shell of titanium hydroxide with a thickness of 3 to 4 nanometers.

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Li-ion MIT Batteries Battery 150

Cars That Think

NOVEMBER 28, 2022

The city has provided incentives for the purchase of both EVs and charging ports, the installation of heat-pump water heaters , and the installation of solar and battery-storage systems. Converting a gas appliance to a heat pump, for example, would draw 4 to 6 kW, while an L2 charger for EVs would be 12 to 14 kW.

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Grid United States Charging Gas-Electric 118

Green Car Congress

JULY 25, 2016

This approach helps overcome another issue with lithium-air batteries: As the chemical reaction involved in charging and discharging converts oxygen between gaseous and solid forms, the material goes through huge volume changes that can disrupt electrical conduction paths in the structure, severely limiting its lifetime. 2016.111.

Cheap 150

Cheap Li-ion Batteries Battery 150

Green Car Congress

MARCH 27, 2017

This research article focuses on a highly favored route to the synthesis of controlled nanostructures at high rate, high yield, and low cost by molten carbonate electrolysis. The production of synthetic fuels from carbon dioxide (and/or water) has been widely studied and can be efficient. Licht et al. Click to enlarge. 2017.02.005.

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CO2 Carbon Gas-Electric 2017 150