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Researchers at Ariel University in Israel have developed a new type of hydrogen generator for “on-demand” use with fuel cells. Hydrogen is produced in a catalytic hydrolysis reaction of sodium borohydride (NaBH 4 ) with ruthenium powder as a catalyst. Zakhvatkin et al. —Zakhvatkin et al. 1c00367.
A team from the Indian Institute of Technology Bombay has devised a heterogeneous acid catalyst, silica sulfuric acid, that shows high activity towards releasing hydrogen from sodium borohydride (NaBH 4 ), with a hydrolysis rate of 5.5 Issues included water handling and catalytic reactivity and durability. Earlier post.).
With the keel laying, construction has begun at Next Generation Shipyards in the Netherlands of Neo Orbis , a 20m fuel-cell hybrid port vessel using sodium borohydride as a solid-state hydrogen storage medium. It will showcase the port’s commitment to the energy transition and demonstrate hydrogen as an emission-free fuel.
Prototype sodium silicate hydrogen generation system as presented earlier this year at DOE merit review. a developer of stabilized reactive metals for safer, more efficient industrial chemistry, announced the successful design, assembly, and initial testing of its H300 Hydrogen Generation System. Click to enlarge.
The design proved successful in generating hydrogen gas without producing large amounts of harmful byproducts. Generation of H 2 and O 2 from untreated water sources represents a promising alternative to ultrapure water required in contemporary proton exchange membrane-based electrolysis.
Western Hydrogen Limited reported first production of hydrogen from its Molten Salt Gasification (MSG) pilot plant in Fort Saskatchewan, Alberta. The technology allows the production of high-pressure hydrogen without the need for compression and can use a variety of feedstocks, including renewables.
Hyundai Motor Company and Kia Corporation have signed a memorandum of understanding with Canada-based Next Hydrogen Corporation, a specialist in water electrolysis technology and a subsidiary of Next Hydrogen Solutions Inc., Today it is expensive and time consuming to produce clean hydrogen.
Researchers from the University of Houston have reported a significant breakthrough with a new oxygen evolution reaction catalyst that, combined with a hydrogen evolution reaction catalyst, achieved current densities capable of supporting industrial demands while requiring relatively low voltage to start seawater electrolysis. Resources.
Flowchart of Molten Sodium Upgrading process. The technology, developed by Ceramatec and managed by the Office of Fossil Energy’s National Energy Technology Laboratory (NETL), has been licensed to Western Hydrogen of Calgary for upgrading bitumen or heavy oil from Canada. Source: Field Upgrading. Click to enlarge. Click to enlarge.
A team of researchers from Tufts University, the University of Wisconsin-Madison and Harvard University report that alkali ions (sodium or potassium) added in small amounts activate platinum adsorbed on alumina or silica for the low-temperature water-gas shift (WGS) reaction (H 2 O+CO→ H 2 +CO 2 ) used for producing hydrogen.
13000 ppm of sodium, magnesium, calcium, and potassium ions, among others). The presence of monovalent ions, such as sodium and potassium, is not a significant issue in the conventional precipitation method since their salts are highly soluble. ppm) and an abundance of interfering ions (i.e.,
Providing a possible new route to hydrogen-gas production, researchers at the California Institute of Technology (Caltech) have devised a new manganese-based thermochemical cycle with a highest operating temperature of 850?°C Davis’ first paper as a graduate student dealt with the sulfur-iodine low-temperature water-splitting cycle.).
Schematic representation and operating principles of the lithium–water electrochemical cell used for hydrogen generation: (1) external circuit and (2) inside of lithium–water electrochemical cell. the high-school chemistry demonstration of the violent reaction between sodium and water.). Source: Wang et al.
Researchers at the US Army Research Laboratory (ARL) have discovered that a nano-galvanic aluminum-based powder of their design splits water on contact, producing hydrogen and oxygen. The team demonstrated a small radio-controlled tank powered by the powder/water reaction.
Reversible hydrogen storage cycle based on the redox system bicarbonate/formate. Researchers at the Leibnitz Institute for Catalysis (Rostock, Germany) have introduced a new approach to hydrogen storage that is based on simple salts of formic acid and carbonic acid. Source: Boddien et al. Click to enlarge. wt % (FA) and 2.35
Cummins has been awarded $5 million from the US Department of Energy (DOE) Hydrogen and Fuel Cell Technologies Office for the automation of solid oxide electrolyzer cell (SOEC) and stack assembly. This project furthers the company’s efforts as a leader in alternative power and a pioneer in green hydrogen technologies.
The nanosized crystalline primary particles and high surface areas enable an increased rate of photocatalytic hydrogen production from water and extended working life. They then treat the material with a sodium potassium alloy. There are some processes that use sodium potassium alloy at industrial levels.
Horizon Fuel Cell Technologies will introduce a “personal hydrogen station”—HydroFill—at the Consumer Electronics Show in Las Vegas this week. The device consumes 60W DC per hour to produce 10 liters of hydrogen (0.001 kg) per hour, enough to fill a HydroStik metal hydride storage cartridge.
Nouryon (formerly AkzoNobel Specialty Chemicals), Tata Steel and the Port of Amsterdam have joined together to study the feasibility of a large green hydrogen cluster in the Amsterdam region. The three parties consider green hydrogen as vital for reaching climate targets and building a more circular economy—e.g.,
A team of researchers from universities and national laboratories led by Tufts University has developed catalysts composed of a unique structure of single gold atoms bound by oxygen to several sodium or potassium atoms and supported on non-reactive silica materials. Catalysts HydrogenHydrogen Production' —Yang et al.
Relatively little consideration has been given to looking up the periodic table to hydrogen, despite the hydrogen ion—a single proton—being much smaller than any metal ion. The unique contiguous lattice water network inside the electrode’s lattice demonstrates the “grandeur” promised by the Grotthuss mechanism.
A key innovation is the use of sodium silicide to liberate hydrogen from water as needed by the hybrid fuel cell. Riders can carry additional cartridges which are real-time hot-swappable. Earlier post.) This process happens at a very low pressure of less than 30 psi. SiGNa Chemistry, Inc.,
These plants pump hot water from geothermal deposits and use it to generate electricity. The LDH sorbent is made up of layers of the materials, separated by water molecules and hydroxide ions that create space, allowing lithium chloride to enter more readily than other ions such as sodium and potassium.
Their goal is to test an innovative electrolyzer concept for the cheap production of green (CO 2 -free) hydrogen for a decarbonized future. Hago Energetics, Inc aims to help farms become more profitable by converting farm waste to high-value products, such as hydrogen and valuable carbons.
The US Department of Energy (DOE) Hydrogen Program has issued a Request for Information (RFI) on potential early markets and deployment opportunities for hydrogen and fuel cells. DOE is seeking to facilitate the market penetration of hydrogen and fuel cell products through higher volume purchases (e.g., Market development RFI.
Within their pores, the MOFs can store gases such as hydrogen or carbon dioxide. CD with salt substitute (KCl) or potassium benzoate (food additive E212) in bottled water and Everclear grain spirit (EtOH) yields porous frameworks which constitute edible MOFs. Tags: Hydrogen Storage Materials. Smaldone et al. Slawin, Omar M.
Advanced systems such as lithium-air, sodium-ion, as well as lithium-ion with new cathode chemistries are appropriate. Photovoltaic Solar Energy. Solar photovoltaic (PV) devices harvest and convert sunlight directly to electricity. Advanced Batteries for Transportation.
Scientists have demonstrated that modifying the topmost layer of atoms on the surface of electrodes can have a remarkable impact on the activity of solar water splitting. This photocurrent drives the chemical reactions that split water into oxygen and hydrogen. —Mingzhao Liu. —Kyoung-Shin Choi. —Mingzhao Liu.
Scott Elrod, VP and Director of PARC’s Hardware Systems Laboratory (HSL) research organization also directs the Cleantech Innovation Program at PARC, which develops solutions for delivering affordable solar energy, increasing solar cell efficiency, purifying water, managing energy utilization, and producing renewable fuels. Electrodes.
using catalysts that constitute iron nanoparticles (promoted by sulfur plus sodium) homogeneously dispersed on weakly interactive ?-alumina to 1%) to restrict secondary hydrogenation of olefins. alumina or carbon nanofiber supports. A paper on their work is published in the current issue of the journal Science.
Advanced systems such as lithium-air, sodium-ion, as well as lithium-ion electrochemical energy storage are appropriate. Photovoltaic (PV) Solar Energy. Fundamental research on innovative processes for the fabrication and theory-based characterization of future PV devices is an emphasis area of this program.
The companys plan is to electrochemically strip carbon dioxide out of the ocean, store or use the CO 2 , and then return the water to the sea, where it will naturally absorb more CO 2 from the air. Thats a huge amount of water. The softened water passes through the electrodialysis unit, which applies a voltage.
At present, pretreatment techniques include physical, chemical, physicochemical and/or biological methods such as steam explosion; hot water extraction; sulfuric acid; sodium hydroxide; hydrogen peroxide; peracetic acid; ammonia fiber explosion (AFEX); and wet oxidation in addition to an emerging body of work on ozonolysis.
Water (1 project). Eagle Picher, in partnership with the Pacific Northwest National Laboratory, will develop a new generation of high energy, low cost planar liquid sodium beta batteries for grid scale electrical power storage applications. Affordable Energy from Water and Sunlight. Waste Heat Capture (2 projects).
Others solid battery types are nickel-cadmium and sodium-sulphur, while zinc-air is emerging. Energy storage with pumped hydro systems based on large water reservoirs has been widely implemented over much of the past century to become the most common form of utility-scale storage globally. Batteries encompass a range of chemistries.
The area, said to be the driest region on earth, has long been a premier source of sodium nitrate, or saltpeter. A little sun, plus some oxygen and water, is enough to keep a plant going strong. One of the richest deposits of lithium ore is in Chile’s Atacama Desert. Initially, the liquid is a dark blue color. ESA/CSA/STSCI/NASA.
However, poor mobility of Mg 2+ (and other multivalent cations) prevents the development of a broad spectrum of cathode materials, as are available to lithium- and sodium-ion battery technologies. —Gerbrand Ceder, a Berkeley Lab Senior Faculty Scientist.
There is only so much salt you can dissolve in a glass of water. Importantly, the nanofluids are engineered to remain suspended indefinitely, unlike other suspensions—for instance, sand in water. If you don’t want to wait for it to dry, he adds, you can add more water to reduce the acidity, “then you just shop-vac it up.”
Battery: The battery is suitable for pure electric vehicles, including lead-acid batteries, nickel-metal hydride batteries, sodium-sulfur batteries, secondary lithium batteries, air batteries, and ternary lithium batteries. (1) Alkaline fuel cells consume oxygen and pure oxygen to produce drinking water, heat and electricity.
For example - the process of obtaining lithium from brines can be more sustainable by condensing evaporated water so it can later be returned to the ground. A completely new method is to filter lithium directly out of the brine using membranes, thus avoiding water-intensive evaporation [8]. Graphite and Silicon are used in the Anode.
Within the molecules are chemical groups called quinones, which are the electron reservoirs, and amines, which help the material to form strong hydrogen bonds, explained the study published in the journal ACS Central Science. These layers can extend outward in every direction, forming a structure similar to graphite.
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. Hydrogen Contaminant Detector, $150,000 Skyre, Inc., Petaluma, Calif. Louis , Mo.
Other work focuses on sodium as an earth-abundant alternative to lithium, but while it could lower cost, sodium ions also carry just a single charge. One way is to generate hydrogen by splitting water and storing the hydrogen, as in the power-to-gas schemes under examination (e.g., Rechargeable metal-air batteries.
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