Green Car Congress

JANUARY 30, 2020

Recent breakthroughs in separations and catalysis, along with long-trend reductions in solar and wind electricity costs, have significantly increased the potential for cost-competitive renewable fuels from direct air capture (DAC) of CO 2. The separation of ethanol and other fuel products from water. —Rob McGinnis.

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Gasoline Renewable Fuel Price 357

Green Car Congress

SEPTEMBER 20, 2018

Recent research in electrocatalytic CO 2 conversion points the way to using CO 2 as a feedstock and renewable electricity as an energy supply for the synthesis of different types of fuel and value-added chemicals such as ethylene, ethanol, and propane. Their paper is published in Proceedings of the National Academy of Sciences (PNAS).

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Conversion Universal CO2 Engine 199

Green Car Congress

OCTOBER 13, 2020

In those areas, we can use this technology to capture CO2 from the air and then combine that with the hydrogen generated from solar energy in order to produce liquid fuel. In his previous work, he’s developed membranes capable of capturing CO 2 while filtering-out other molecules like water. —Miao Yu.

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CO2 Carbon Grant Solar 305

Green Car Congress

NOVEMBER 27, 2019

In the Solar Thermal Electrochemical Process (STEP), developed by Professor Stuart Licht and his group at GWU, solar UV–visible energy is focused on a photovoltaic device that generates the electricity to drive the electrolysis, while concurrently the solar thermal energy is focused on a second system to generate heat for the electrolysis cell.

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Carbon CO2 Range Solar 376

Green Car Congress

DECEMBER 25, 2021

For the current study, Toma and her team designed a model solar fuels device known as a photoelectrochemical (PEC) cell made of copper(I) oxide or cuprous oxide (Cu 2 O), a promising artificial photosynthesis material. We knew it was unstable—but we were surprised to learn just how unstable it really is.

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Hydrogen CO2 Li-ion Solar 305

Green Car Congress

SEPTEMBER 4, 2015

The new catalyst can be used in artificial photosynthesis powered by solar energy to convert carbon dioxide and water into carbon compounds. Most artificial photosynthesis technologies use a two-electron reduction conversion process, producing carbon monoxide and formic acid.

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Conversion Solar CO2 Convert 150

Green Car Congress

MAY 17, 2022

The rising CO2 levels in our atmosphere and their contribution to global warming is now common news. As researchers experiment with different ways to battle this problem, one efficient solution has emerged—converting excess atmospheric CO2 into energy-rich chemicals. Such a system consists of a light-absorbing substrate (i.e.,

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CO2 Light Carbon Convert 195

Green Car Congress

APRIL 11, 2017

Researchers in Japan and China developed an efficient method for CO 2 reduction over elemental boron catalysts in the presence of only water and light irradiation through a photothermocatalytic process. At this temperature it reacts with water, forming hydrogen and boron oxides in situ. —Jinhua Ye.

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Conversion CO2 Fuel Convert 150

Green Car Congress

SEPTEMBER 19, 2017

This new work, described in a study published in the journal Energy and Environmental Science , is the first to successfully demonstrate the approach of going from carbon dioxide directly to target products—ethanol and ethylene—at energy conversion efficiencies rivaling natural counterparts. —Gurudayal et al. Earlier post.).

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Solar Light Fuel CO2 170

Green Car Congress

JUNE 29, 2019

water and electricity to produce higher-energy carbon-based products and a co-product of pure oxygen. Solar Sister (Great Falls, Virginia) invests in women’s enterprises in off-grid communities in Africa. into cost-competitive chemicals and fuels. Earlier post.). Clean Energy Works (Washington, D.C.)

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2019 Lesotho Conversion Aspen 207

Green Car Congress

AUGUST 22, 2022

Partially because of this heat, the Brayton cycle has the potential to be much more efficient at turning heat from power plants—nuclear, natural gas or even concentrated solar—into energy than the traditional steam-based Rankine cycle. In comparison, the Brayton cycle has a theoretical conversion efficiency upwards of 50%.

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Grid Power Powered CO2 396

Green Car Congress

SEPTEMBER 19, 2017

What we know is that this unique structure provides a beneficial chemical environment for CO2 conversion to multicarbon products,” he said. The cube-like shapes and associated interface may be providing an ideal meeting place where the carbon dioxide, water, and electrons can come together. —Peidong Yang.

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Conversion CO2 Fuel Carbon 150

Green Car Congress

JUNE 7, 2017

EPFL scientists have developed an Earth-abundant and low-cost catalytic system for splitting CO 2 into CO and oxygen—an important step towards achieving the conversion of renewable energy into hydrocarbon fuels. A solar-driven system set up using this catalyst was able to split CO 2 with an efficiency of 13.4%. 2017.87.

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Low Cost CO2 Solar Conversion 150

Green Car Congress

APRIL 12, 2022

The process of methanol synthesis requires the input of pure carbon dioxide and hydrogen from water electrolysis, with the only by-product being oxygen and water. The production of green methanol requires a renewable carbon source from PCC’s silicon metal plant in Iceland and renewable power from Landsvirkjun´s power stations.

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Iceland Emissions Convert CO2 259

Green Car Congress

APRIL 10, 2015

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. coli strain.

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Solar Water Hybrid Production 150

Green Car Congress

JUNE 10, 2019

Carbon dioxide gas and water vapor moved through the chamber, passing over the catalyst. The blue titania catalyst converts the energy in sunlight into charges that are transferred to the carbon and hydrogen molecules in carbon dioxide and water to convert them into methane and ethane gases. Grimes, Craig A. doi: 10.1039/C9EE00734B.

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Conversion Fuel CO2 Carbon 191

Green Car Congress

JUNE 23, 2013

CO can then be reacted with H 2 O via the water?gas Storage of solar and other sources of renewable electricity may be enabled by the catalytic production of fuels such as H 2 or reduced carbon-containing compounds via the electro-chemical reduction of H 2 O or CO 2 , respectively. Tropsch methods. —DiMeglio and Joel Rosenthal.

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Conversion Renewable CO2 Energy 247

Cars That Think

AUGUST 3, 2022

A glimmer of hope, however, comes from solar fuels. For the first time, scientists and engineers at the Swiss Federal Institute of Technology (ETH) in Zurich have reported a successful demonstration of an integrated fuel production plant for solar kerosene. Finally, the syngas is processed to kerosene in the gas-to-liquid unit.

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Solar Fuel Water Carbon 101

Green Car Congress

OCTOBER 9, 2017

Instead of using H 2 , direct conversion of CO 2 with CH 4 (dry reforming of methane, DRM) to liquid fuels and chemicals (e.g. Moreover, it is a cheap carbon source which can increase the atom utilization of CO 2 hydrogenation due to the stoichiometric ratio of C and O atoms, as well as reducing the formation of water. …

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Conversion Fuel CO2 Gas 186

Green Car Congress

JUNE 16, 2022

million award from ARPA-E ( earlier post ), has developed a reactor and catalysts to convert CO 2 and hydrogen from water into syngas for use in the Fischer-Tropsch process. Dimensional has also received grants from the National Science Foundation and both the Department of Energy’s ARPA-e and Solar Energy Technology Office (SETO).

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Commercial Energy Tucson CO2 199

Green Car Congress

DECEMBER 6, 2022

Scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) have demonstrated a new technique, modeled after a metabolic process found in some bacteria, for converting CO 2 into liquid acetate, a key ingredient in “liquid sunlight” or solar fuels produced through artificial photosynthesis.

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Convert CO2 Carbon Water 243

Green Car Congress

AUGUST 1, 2016

They also applied this catalyst in a light-harvesting artificial leaf platform that concurrently oxidized water in the absence of any external potential. C) Calculated solar-to-fuel efficiency (SFE) of photochemical process. In the second step, the holes react with water molecules, creating protons and oxygen molecules.

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Solar Conversion Fuel CO2 150

Green Car Congress

JULY 19, 2017

Larger scale C2CNT can be achieved through direct elimination of atmospheric CO 2 using solar heat and solar to electric PVs. Schematic representation of an ocean-based solar thermal and photovoltaic field to drive both water purification and C2CNT splitting of CO 2 to useful products. —Johnson et al. Johnson et al.

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Low Cost Carbon CO2 Solar 300

Green Car Congress

SEPTEMBER 5, 2009

Dr. Stuart Licht ( earlier post ) at George Washington University is developing a solar-driven process that, he says, could efficiently replace current industrial processes for the production of certain energetic molecules such as hydrogen, metals and chlorine, which are responsible for a large component of anthropogenic CO 2. Licht, 2009.

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Solar Conversion CO2 2009 258

Green Car Congress

MARCH 6, 2017

The photocatalyst material acts as a semiconductor, absorbing the sunlight which excites the electrons in the semiconductor and gives them the electric potential to reduce water and CO 2 into carbon monoxide and hydrogen, which together can be converted to liquid hydrocarbon fuels, said Li. —doctoral student Huilei Zhao.

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Renewable Texas Fuel CO2 170

Green Car Congress

DECEMBER 23, 2015

A team from Bauhaus Luftfahrt in Germany has analyzed the climate impact and economic performance of solar thermochemical jet fuel production. Schematic of solar thermochemical fuel production path. A solar tower or dish concentration system can deliver the required level of radiative flux. kg CO 2 ‐equiv /L. Click to enlarge.

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Solar Fuel Renewable Production 150

Green Car Congress

JUNE 9, 2017

The pilot plant is coupled to LUT’s solar power plant in Lappeenranta. Solar photovoltaic (PV) electricity is used as a renewable energy source in the Soletair system to produce electricity especially for the hydrogen production unit—the most energy intensive part in the system. kW solar PV power plant at LUT.

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Renewable Fuel CO2 Hydrogen 244

Green Car Congress

FEBRUARY 27, 2017

Duke University researchers have engineered rhodium nanoparticles that can harness the energy in ultraviolet light and use it to catalyze the conversion of carbon dioxide to methane, a key building block for many types of fuels. An open-access paper on the work is published in Nature Communications.

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Light Conversion CO2 Hydrogen 150

Green Car Congress

FEBRUARY 22, 2013

Researchers from The University of Texas at Arlington are developing a new process for photoelectrosynthesis of methanol—the conversion of carbon dioxide to methanol using sunlight and hybrid CuO–Cu 2 O semiconductor nanorod arrays. In the lab, they submerged those rods in a water-based solution rich in CO 2.

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Convert Texas Universal Solar 230

Green Car Congress

FEBRUARY 16, 2015

Researchers at the University of Toronto have developed a catalyst comprising of black silicon nanowire supported ruthenium ( Ru/SiNW) for the photochemical and thermochemical reduction of gaseous CO 2 to methane (methanation) in the presence of hydrogen under solar-simulated light. 1 under 14.5 reduction of gaseous CO 2 by H 2.

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CO2 Solar Hydrogen Water 150

Green Car Congress

JULY 10, 2019

Low Cost Roll-to-Roll Manufacturing of Reusable Sorbents for Energy and Water Industries, $150,000 Qualification of SAS4A/SASSYS-1 for Sodium-Cooled Fast Reactor Authorization and Licensing, $674,484 Advanced Reactor Concepts LLC, Chevy Chase, Md. Austin, Texas First Solar Inc., Touchstone Research Laboratory, Triadelphia, W.

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Commercial San Jose San Francisco San Diego 247

Green Car Congress

APRIL 8, 2010

Researchers from BASF, Energie Baden-Württemberg AG (EnBW), Heidelberg University and Karlsruhe Institute of Technology (KIT) are seeking to develop a process for the photocatalytic conversion of CO 2 into methanol for use in fuel cells or internal combustion engines. Tags: Catalysts Methanol Solar. million) over two years.

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Conversion Engine Germany CO2 259

Green Car Congress

JUNE 6, 2014

Synthetic fuel production from fuel-combustion-based energy and CO 2 (top) and from atmospheric CO 2 using solar electricity (bottom). That solar fuels offer the promise of solar energy storage—a key challenge in a world predominantly relying on renewables. Credit: ACS, van der Giesen et al. Click to enlarge.

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Fuel Energy Solar CO2 236

Green Car Congress

DECEMBER 20, 2011

Researchers from SRI International (SRI) are developing a methane-and-coal-to-liquids process that consumes negligible amounts of water and does not generate carbon dioxide. SRI’s approach makes it economical to use carbon-neutral electricity, such as nuclear, hydro, or solar as a source of additional energy. Bottom: SRI process.

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Coal Water Transportation Fuel 257

Green Car Congress

DECEMBER 4, 2014

Researchers from Japan’s National Institute for Materials Science (NIMS) and TU-NIMS Joint Research Center, Tianjin University, China have developed a new, particularly efficient photocatalytic system for the conversion of CO 2 into CO and hydrocarbons. Carbon Capture and Conversion (CCC) Catalysts Fuels Solar Solar fuels'

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CO2 Conversion Hydrogen Solar 218

Green Car Congress

JUNE 14, 2021

Methanization works by producing methane (CH 4 ) and water (H 2 O) by catalytic conversion from carbon dioxide (CO 2 ) and hydrogen (H 2 ). Water causes problems with conventional processes, however; to remove it, serial methanization stages are typically required—with condensation areas in between. Schröter K.,

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Production Water Hydrogen Switzerland 199

Green Car Congress

NOVEMBER 9, 2009

reported a major step forward in its development of renewable fuels, achieving direct microbial conversion of carbon dioxide into hydrocarbons via engineered organisms, powered by solar energy. In addition, Joule’s process requires just marginal, non-arable land, no crops and no fresh water. Joule Biotechnologies, Inc.

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Conversion CO2 Diesel Renewable 170