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A study by a team of researchers from Technische Universität Berlin (TUB) and Fritz-Haber-Institut der Max-Planck-Gesellschaft has found that direct seawater splitting for hydrogen production has substantial drawbacks compared to conventional water splitting and offers almost no advantage. Additionally, H 2 O is needed for water splitting.
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.
thyssenkrupp’s proprietary water electrolysis technology for the production of. conducted the necessary tests jointly in an existing water electrolysis plant operating as part of the Carbon2Chem project ( earlier post ) in Duisburg. green hydrogen meets the requirements for participation in the primary control reserve market.
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. —Mihalis Tsampas.
million) STORE&GO research project. It can be made available to a variety of markets, such as the manufacturing sector, the electricity, and heating market as well as the mobility sector. This stored energy is then available as backup whenever there is an insufficient supply of solar and wind power.
The renewed generation facility will be owned by IPA and operated by the Los Angeles Department of Water and Power (LADWP). The hydrogen will be stored in an underground salt dome at the site, using technology that has been in operation for the past 30 years to supply hydrogen to US refineries in the Gulf Coast of the United States.
A Northwestern Engineering-led team has developed a highly porous smart sponge that selectively soaks up oil in water. Currently used solutions include burning the oil, using chemical dispersants to breakdown oil into very small droplets, skimming oil floating on top of water and/or absorbing it with expensive, unrecyclable sorbents.
Hydrogen is produced on site by a 200kW electrolyzer that uses electricity to split water into hydrogen and oxygen components and has the capacity to produce up to 80kg of hydrogen per day.
The method makes green ammonia from air, water and renewable electricity and does not require the high temperatures, high pressure and huge infrastructure currently needed to produce this essential compound. And we saw tragically in Beirut recently how potentially dangerous storing ammonium nitrate can be.
Such fuels will be burned in flexible, fast-starting power plants, and can be produced locally with curtailed wind and solar energy, using just water and air as the raw materials. Underground gas storage is used to store the gas for use during periods when reduced availability of renewables results in the battery storage being drained.
This collaboration expands Mitsubishi Power’s capability to store hydrogen safely and cost effectively in salt caverns in strategic locations across North America. Hydrogen has been stored in salt caverns for decades in the US Gulf Coast. Brine, a mixture of salt and water, is produced during the solution mining of salt formations.
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.
The researchers estimate that adding floating solar panels to bodies of water that are already home to hydropower stations could produce as much as 7.6 Floating photovoltaics (PV) remain a nascent technology in the United States, but their use has caught on overseas where space for ground-mounted systems is less available.
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. A paper on their work is published in the journal Energy Storage Materials. Wh kg −1 with specific power of 37.9
Despite those periods of excess wind and solar power, because the ability to store electricity for more than a few hours is lacking, dispatchable power from the combustion of fossil fuels continues to bridge gaps in supply. As the availability of renewable hydrogen increases, it could also be blended into the natural gas pipeline network.
A study by three French institutes—Ifremer, the University of Bordeaux and the IRD (a public research institution)—has found that the surface water of the Atlantic Ocean is twice as polluted by cellulose fibers as it is by microplastics. This unique set of data casts doubt then over the internal dynamics of the gyre.
The fuel cell delivers an electrical output of up to 125 kW/170 hp, with water vapor as the only emission. The energy stored in this power battery is also utilized for particularly sporty driving maneuvers—delivering a system output of 275 kW/374 hp and guaranteeing the brand’s signature driving experience.
Using a new kind of hydrogel material, researchers at the University of Texas at Austin have pulled water out of thin air at temperatures low enough to be achieved with sunlight. Atmospheric water harvesting draws water from humidity in the air. The material is a hydrogel, a polymer network that naturally retains a lot of water.
The strategic investment and alliance aims to expand the feedstock flexibility of Renmatix’s proprietary Plantrose process beyond rural biomass to include materials derived from cost-effective and readily available urban waste material such as that managed by Waste Management. The products from this reaction are then cooled and filtered.
Evapotranspiration (ET) refers to the sum total of water lost while the plant is growing, either from evaporation through the plant stem itself (a process called “transpiration”), or from water evaporated off of the plant’s leaves or the ground. —Hamilton et al.
The location provides a suitable opportunity for hydrogen production, utilizing low-cost, high-availability, dispatchable renewable generation and abundant access to water. Location of the Ord Hydrogen Project & proximity to export markets. This greatly improves the safety of the tank.
The researchers started by analyzing the economics of hydrogen-, nitrogen-, and carbon-based fuels made by carbon-neutral pathways in a post-fossil world in which only water, air, and renewable electricity are available for fuel synthesis. They found that ammonia has the lowest source-to-tank energy cost by a significant margin.
Up to £40,000 (US$62,160) was made available to cover parts of the costs of developing a detailed feasibility study for a 1MW power-to-gas facility to be built in the UK starting in the second half of 2013. Using Electrochaea ’s biological catalyst, the hydrogen is then combined with CO 2 (e.g.
These structures would serve both as anchors to moor the floating turbines and as a means of storing the energy they produce. Geologic pumped hydroelectric storage works by pumping water to a reservoir behind a dam when electricity demand is low. When demand is high, the water is released through turbines that generate electricity.
The Jadar project would support the evolution of Rio Tinto—one of the world’s largest miners—into a chemical producer to make battery-grade lithium carbonate, a critical mineral used in large-scale batteries for electric vehicles and storing renewable energy.
Electricity sourced from sun and wind is used to split water into hydrogen and oxygen in a process called electrolysis. The hydrogen is stored and can be converted by fuel cells in vehicles back into electricity that powers them. We additionally want to supply electricity, gas and heat to industry.
Scaling up the production of what we call green hydrogen is a priority for researchers around the world because it offers a carbon-free way to store electricity from any source. Green hydrogen is a carbon-free method that uses an electrolyzer to split water into hydrogen and oxygen gas. Choubisa et al.
Rice’s Baker Institute for Public Policy has initiated a working group to develop a United States protocol for paying ranchers and farmers to store carbon in their soil. When completed, the working group’s concept will be available and open to anyone who wants to buy or sell carbon. —Kenneth Medlock. —Jim Blackburn.
BREYTNER, a zero-emission transport provider, will operate the truck for three months in retail logistics, such as replenishing stores and feeder lines for zero-emission last-mile solutions. In the EU, such vehicles are not yet commercially available but have potential. H2-Share aims to unlock this potential.
Power-to-Gas is a novel way to store energy at utility scale, whereby surplus electrical grid power is converted into hydrogen gas. The electrolysis of water into hydrogen whenever surplus electrical power is available is the optimal pathway to increase the renewable content in the energy system mix.
The hybrid powertrain is optionally available for a large number of model variants of the best-selling urban bus, even for the natural-gas-engined Citaro NGT. The electric power generated by recuperation is stored in a bank of supercapacitors. Both the inverter and the electric motor are water-cooled.
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. ( A potentially greener technology option of using hydrogen from water electrolysis requires 9.5
Hydrogen has emerged as an important carrier to store energy generated by renewable resources, as a substitute for fossil fuels used for transportation, in the production of ammonia, and for other industrial applications. Electrolysis needs electricity to split water into hydrogen and oxygen. STCH uses the entire spectrum.
Aerospace engineers at the Technion-Israel Institute of Technology have developed and patented a process for on-demand hydrogen production from the reaction of activated aluminum powder and water for commercial aircraft applications. The work was reported in a recent paper published in the International Journal of Hydrogen Energy.
Electricity, gas, heating, industry and transport—all the current sectors—are coupled by means of this microgrid so that the available energy, including renewables, can be optimally exploited. All the technologies involved—from water electrolysis to CO 2 extraction and methanation—have been examined and enhanced.
The University of Houston (UH) will develop a battery using a novel water-based, lithium-ion chemistry that makes use of sustainable, low-cost, high-energy, organic materials. Jet Propulsion Laboratory (JPL) will develop a new water-based metal hydride-air battery. Water-Based Flow Battery for EVs. Lead organization.
In addition to having access to Québec’s vast water resources to generate green, renewable power at competitive prices, Hydro-Québec has everything it needs to support the development of green hydrogen. Although demand will increase in Québec, the company will continue to have a major surplus of available electricity.
Using a new metric—“Energy Stored on Invested, ESOI”—they concluded that batteries were the worst performers, while compressed air energy storage (CAES) performed the best, followed by pumped hydro storage (PHS). When demand is high, the water is released through turbines that generate electricity. —Charles Barnhart.
Army researchers have developed a novel, structurally-stable, aluminum-based nanogalvanic alloy powder that, when combined with water or any water-based liquid, reacts to produce on-demand hydrogen for power generation at room temperature without chemicals, catalysts or externally supplied power. Source: ARL. kWh of energy.
Researchers at Idaho National Laboratory have developed a new electrode material for a protonic ceramic electrochemical cell (PCEC) that can efficiently convert excess electricity and water into hydrogen. Water splitting reaction on oxygen electrode and PNC’s hydration. °C The triple conducting oxide of PrNi 0.5 Ding et al.
As the V OC of the presented c-Si cells is only ∼600 mV, four cells need to be connected in series to achieve stable water splitting performance. We demonstrate in this study that, thanks to their high V OC , three series-connected SHJ cells can already stably drive the water splitting reaction at unprecedented SHE. Schüttauf et al.
The cargo bed has been adjusted to accommodate the battery packs and also features a set of drawers to store gloves, flashlights, helmets, ropes, axes, toolboxes and other equipment. A strengthened roll bar stretches across the sides of the cargo bed, which features more space to store rescue equipment and two power outlets.
UC Santa Cruz chemists have developed a simple method to make aluminum nanoparticles that split water and generate hydrogen gas rapidly under ambient conditions. The water-splitting reaction does not require an applied potential and functions at ambient conditions and neutral pH to rapidly generate 130 mL (5.4 Credit: Amberchan et al.,
The goal is to develop an efficient and powerful test plant that will use carbon dioxide and water as well as electricity from renewable sources and bacteria to produce specialty chemicals. In the future, this platform could be installed anywhere CO 2 is available—for example, at power plants or biogas plants.
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