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Under the FOCUS program, projects will develop advanced solar converters that turn sunlight into electricity for immediate use, while also producing heat that can be stored at low cost for later use as well as innovative storage systems that accept both heat and electricity from variable solar sources. Cogenra Solar, Inc.
The primary goal of this funding opportunity ( DE-FOA-0000949 ) is to provide disruptive new solarconversion and storage technology options to enable a much higher penetration of solar energy generation into the US energy mix. a) Hybrid solar converter (award Categories 1A and 1B).
Israel-based NewCO2Fuels (NCF), a subsidiary of GreenEarth Energy Limited in Australia, reported completion of stage 1 testing of its proof-of-concept system for the conversion of CO 2 into fuels using solar energy. Driving the system using a solar-based heat source (100% renewable). Concept of the NCF process. Click to enlarge.
A new study by Berkeley Lab researchers at the Joint Center for Artificial Photosynthesis ( JCAP ) shows that nearly 90% of the electrons generated by a new hybrid photocathode material designed to storesolar energy in hydrogen are being stored in the target hydrogen molecules (Faradaic efficiency). Earlier post.)
At this year’s Africa Aerospace & Defence (AAD) expo at AFB Waterkloof in Centurion, Rheinmetall AG is presenting turnkey, mobile modular solutions for producing, storing and transporting CO 2 -free hydrogen. The concept is based on electrolysis; electricity necessary for this is produced with solar panels.
The traces are for solar cells of 7.7% Researchers led by MIT professor Daniel Nocera have produced an “artificial leaf”—a solar water-splitting cell producing hydrogen and oxygen that operates in near-neutral pH conditions, both with and without connecting wires. solar-to-fuels systems. illumination.
The results, reported in the journal Nature Energy , represent a new method for the conversion of carbon dioxide into clean fuels. The wireless device could be scaled up and used on energy farms similar to solar farms, producing clean fuel using sunlight and water. —senior author Professor Erwin Reisner. Qian Wang 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. One of these sustainable fuels is hydrogen, which can be used to store renewable energy.
The highest reported solar to hydrogen (STH) conversion efficiency for such a system composed of polymer electrolyte membrane (PEM) electrolyzers powered by an InGaP/GaAs/GaInNAsSb triple-junction solar cell was 30%, tested over 48 h. The hydrogen cell contains the cathode, and it is physically separated from the oxygen cell.
For the implementation of a sustainable energy economy, the greatest challenge is the weather-depending, fluctuating electricity production of wind and solar power plants. To store the green electricity in a highly scalable way, it must be converted into chemical energy.
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.
A team of researchers at the US Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) have hit a new milestone in their development of a hybrid bioinorganic system for solar-to-chemical energy conversion. Carbohydrates are biomolecules that store the chemical energy used by living cells. Earlier post.)
Quinones are naturally abundant, inexpensive, small organic molecules, and similar to molecules that store energy in plants and animals. The technology could fundamentally transform the way electricity is stored on the grid, making power from renewable energy sources such as wind and sun far more economical and reliable. Background.
Bicycle parking lot in Sakurashinmachi, Setagaya, where Sanyo’s Smart Energy System “Solar Parking Lot” is installed. Sanyo Electric has completed installation of two Solar Parking Lots for hybrid bikes, incorporating solar panels and lithium-ion battery systems, and also provided 100 electric hybrid “eneloop bikes”, in Setagaya, Tokyo Japan.
Production and use of biofuels as a form of storedsolar energy. Developing innovative, more efficient solar cells. Storage and distribution of solar energy. Strong basic research is fundamental to realizing the potential of solar energy and making it affordable for large-scale use.
the developer of a new approach to electric power conversion ( earlier post ), has priced its initial public offering (IPO) of 3,000,000 shares of common stock at an offering price of $5.00 has developed a novel, patented power conversion technology it calls Power Packet Switching Architecture (PPSA). Ideal Power Inc., Ideal Power Inc.
In a paper published in the journal Joule , they suggest that the results show great potential for the electrocatalytic conversion of CO 2 into value-added chemicals. Electrochemical reduction of carbon dioxide (CO 2 ) is a promising approach to solve both renewable energy storage and carbon-neutral energy cycle. (C
An Israeli-Australian venture will use solar technology developed at Israel’s Weizmann Institute of Science to reduce carbon dioxide emissions from the burning of brown coal. which in 2011 acquired an exclusive worldwide license for the solar technology from Yeda, the Weizmann Institute’s technology transfer arm. NewCO2Fuels Ltd.
The basic concept of the integrated solar battery is to use the contribution of the photovoltage to reduce greatly the charging overpotential caused by the difficulty in efficiently electrochemically decomposing lithium peroxide (Li 2 O 2 ), the discharge product formed on the oxygen electrode. —Yu et al. Photo-assisted charging. (a)
A promising way of storingsolar energy is via chemical fuels, in particular hydrogen as it is considered as a future energy carrier. The greatest challenge is to develop a suitable technology for large scale and cost effective solar fuel production to compete with fossil fuel. —Pawar and Tahir. Govinder S. Pawar & Asif A.
Just as plants use solar energy to produce sugar, for example, from carbon dioxide (CO 2 ) and water in several steps, artificial photosynthesis uses renewable energies to produce valuable chemicals from CO 2 and water through electrolysis with the help of bacteria.
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.
A 10 kWh battery energy storage system in the garage, using the same lithium-ion cells that are used in the Honda Fit EV, allows storedsolar energy to be used at night, when household demand typically peaks and electric vehicles are usually charged. Electric (Battery) Smart charging Solar Sustainability' Photo by Dorian Toy.
While the country is one of the world’s largest producers of wind and solar renewable energy, it faces the issue of renewable energy being weather-dependent and prone to fluctuation.
Researchers from Purdue University and École Polytechnique Fédérale de Lausanne (EPFL) in Switzerland are proposing a new integrated process involving the co-production of hydrogen and electricity from solar thermal energy—a concept they label “hydricity”. —Gençer et al. Resources.
Project Volt Gas Volt is based on a long-term financing plan and the use of existing technologies for the large-scale conversion of surplus renewable electricity to methane, with subsequent reuse. Stored methane could become the “battery” for renewable energy, simultaneously making hydraulic fracturing obsolete, they proposed.
Schema of synfuel synthesis through solar-driven biomass gasification. Solar energy produces both heat for gasification and H 2 via electrolysis. High temperature heat for biomass gasification is obtained from a molten-salt system in a solar concentrating tower. Energy conversion efficiency (%). From Hertwich et al.
A team from UCLA and colleagues from Tarbiat Modares University and Shahed University in Iran have devised an integrated solar-powered system for both electrochemical energy storage and water electrolysis. Rahmanifar, Maher F. El-Kady, Abolhassan Noori, Mir F. Mousavi, Richard B. 2017.09.010.
Mazda Motor Corporation will provide three Mazda Demios (Mazda2s) for conversion to EVs for a project in collaboration with Itochu Corporation and other companies in conjunction with Tsukuba City to test a low-carbon transport system which uses clean energy. Testing a model to optimally use renewable energy in EVs and in participating stores.
Simplified flowsheet of the proposed solar hybridized coal- to-liquids (SCTL) process with the proposed solar hybridized dual fluidized bed (SDFB) gasifier. Hence, it is desirable to seek alternative concepts with potential to address these challenges for the solar hybridized coal-to-liquids (SCTL) process. Click to enlarge.
The prototype system is made up of three interconnected, new-generation, crystalline silicon solar cells attached to an electrolysis system that does not rely on rare metals. crystalline Silicon (c-Si) solar cells show high solar-to-electricity efficiencies, and have demonstrated stabilities in excess of 25 years.
Solar-driven thermochemical cycles offer a direct means of storingsolar energy in the chemical bonds of energy-rich molecules. This new concept, if high selectivity for hydrocarbons is achieved, inherently bypasses a second stage conversion, such as methanation or Fischer-Tropsch processes. doi: 10.1039/C6EE00862C.
showed for the first time how MEG allowed a solar cell to exceed 100% quantum efficiency by producing more electrons in the electrical current than the amount of photons entering the solar cell. Beard (2011) “Peak External Photocurrent Quantum Efficiency Exceeding 100% via MEG in a Quantum Dot Solar Cell” Science Vol.
The new ARPA-E selections focus on accelerating innovations in clean technology while increasing US competitiveness in rare earth alternatives and breakthroughs in biofuels, thermal storage, grid controls, and solar power electronics. Solar ADEPT: Solar Agile Delivery of Electrical Power Technology ($14.7 Lead organization.
A new study, led by academics at St John’s College, University of Cambridge, has used semi-artificial photosynthesis to explore new ways to produce and storesolar energy. Their method also managed to absorb more solar light than natural photosynthesis. This could be a great platform for developing solar technologies.
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. The syngas is stored and finally converted into jet fuel via the FT process. Thermochemical conversion efficiency is 20%.
One of the main impediments to harnessing solar energy is storage. Solar batteries work as a short-term solution, but not when it comes to long-term storage or to power, say, an entire city. Solar energy and oil wells might sound like an odd combination, but the principle is similar to how geothermal energy would be harnessed.
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.
After debuting the first solar air battery—a photo-assisted charging Li-O 2 battery—last fall ( earlier post ), researchers at The Ohio State University led by Professor Yiying Wu have now developed a new system combining a solar cell and a battery into a single device. Credit: ACS, Yu et al. Click to enlarge.
The researchers’ initial analysis suggests that the spiky textured surface of the catalysts provides ample reactive sites to facilitate the carbon dioxide-to-ethanol conversion. For instance, the process could be used to store excess electricity generated from variable power sources such as wind and solar. —Adam Rondinone.
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. wind and solar power) to act as an efficient chemical energy storage localized or distributed system. acetic acid) represents another promising route for both CO 2 valorisation and CH 4 activation.
The system, they suggest in a paper published in the Journal of the American Chemical Society , provides an alternative route to artificial photosynthesis for directly harvesting and storingsolar energy in the form of chemical fuel. under visible light illumination (420–600 nm) without any other energy input. —Li et al.
The Hugoton cellulosic ethanol plant covers 400 acres, more than 380 of which will be used to store biomass from local farmers. Abengoa Bioenergy licensed from Dyadic the use and modification of a microorganism that produces the enzymes required for the conversion of cellulose into sugars.). Click to enlarge. million liters) per year.
One of the challenges with this technology is that the current conversion efficiency of converting CO 2 and water into renewable solar fuels remains low, less than a few percent. According to Li, the conversion process also takes considerable time and the material can only absorb a fraction of the emitted sunlight.
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