Molten-Salt Battery Freezes Energy Over a Whole Season

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Scientists have been looking for solutions in gravity energy storage , thermal or geothermal storage , and also molten-salt batteries. When activated, the cathode, anode and electrolytes separate, with the molten electrolyte serving as a highly conductive medium for ionic exchange. “If

Canada investing $20M in Terrestrial Energy to support development of Integral Molten Salt SMR

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Canada investing $20M in Terrestrial Energy to support development of Integral Molten Salt SMR. Navdeep Bains, announced a $20 million investment in Terrestrial Energy to accelerate development of the company’s Integral Molten Salt Reactor (IMSR) power plant.

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Samsung Heavy to partner with KAREI to develop molten-salt reactor floating power plants and nuclear-powered ships

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SHI has signed a Molten-Salt Reactor (MSR) development and joint research agreement with the Korea Atomic Energy Research Institute (KAERI), Korea’s only comprehensive nuclear research and development institute. However, in the MSR, molten salts play a key role in the reactor core, including as a coolant instead of water as used by most currently operating reactors. MW th MSR from 1965 to 1969 in the Molten-Salt Reactor Experiment (MSRE).

UCSD researchers improve method to recycle and renew used cathodes from Li-ion batteries via eutectic molten salts

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Illustration of the process to restore lithium ions to degraded NMC cathodes using eutectic molten salts at ambient pressure. However, that process involves pressurizing a hot lithium salt solution of cathode particles to around 10 atmospheres. The key was using eutectic lithium salts—a mixture of two or more salts that melts at temperatures much lower than either of its components.

Sumitomo considering marketing new lower-temperature molten-salt electrolyte battery to automakers for EVs and hybrids

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Construction of the molten-salt electrolyte battery. is considering targeting its lower-temperature molten-salt electrolyte battery, being developed in partnership with Kyoto University ( earlier post ), to makers of electric and hybrid passenger cars, according to Bloomberg. A drawback to the general class of molten salt batteries (e.g., In a joint project with Kyoto University, Sumitomo developed a molten salt with a melting point as low as 57 °C.

Western Hydrogen produces first hydrogen from Molten Salt Gasification pilot plant

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Molten Salt Gasification Process. Western Hydrogen Limited reported first production of hydrogen from its Molten Salt Gasification (MSG) pilot plant in Fort Saskatchewan, Alberta. The MSG process, under license from Idaho National Laboratory, uses a combination of molten sodium salts (sodium carbonate and sodium hydroxide) to convert a carbon feedstock and water into hydrogen. Click to enlarge.

U Waterloo team shows four-electron conversion for Li-O2 batteries for high energy density; inorganic molten salt electrolyte, high temperature

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Nazar and her colleagues switched the organic electrolyte to a more stable inorganic molten salt and the porous carbon cathode to a bifunctional metal oxide catalyst. Chemists from the University of Waterloo have successfully resolved two of the most challenging issues surrounding lithium-oxygen batteries, and in the process created a working battery with near 100% coulombic efficiency.

Report: Sumitomo and Kyoto University developing lower temperature molten-salt battery; about 10% the cost of Li-ion

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in partnership with Kyoto University, has developed a lower temperature molten-salt rechargeable battery that promises to cost only about 10% as much as lithium ion batteries. Molten-salt batteries use highly conductive molten salts as an electrolyte, and can offer high energy and power densities. The ZEBRA battery is an example of a molten salt battery. The Nikkei reports that Sumitomo Electric Industries Ltd.,

China Says It's Closing in on Thorium Nuclear Reactor

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Molten salt nuclear reactors (MSRs) fit the bill—and, according to at least one source , China may be well on their way to developing MSR technology. Government researchers there unveiled a design for a commercial molten salt reactor (MSR) that uses.

SDTC awards C$1.5M to support Molten Salt Catalyzed Gasification for hydrogen production; targeting reduced GHG footprint for oil sands synthetic crude

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will receive a $C1.5-million investment from Sustainable Development Technology Canada to support the development and commercialization of a new hydrogen manufacturing technology called Molten Salt Catalyzed Gasification (MSG), originally developed at the US Idaho National Laboratory (INL). In the MSG process, a special reactor takes in carbon, water, alkaline salts and electricity, and outputs H 2 , CH 4 , CO 2 , H 2 S and inorganic components. Flowchart of the MSG process.

Salt to make EV batteries cheaper and powerful

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Electric car batteries using molten salt could be significantly cheaper but offer twice the energy of their lithium-ion counterparts according to Sumitomo Electric Industries. Previous molten salt systems required operating temperatures [.]. Electric cars batteries ev Kyoto University Lithium Ion molten salt Sumitomo Electric

Samsung Heavy and Seaborg to develop floating nuclear power plant combined with hydrogen and ammonia plants

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Samsung Heavy Industries (SHI) and Seaborg signed a partnership agreement to develop floating nuclear power plants based on Seaborg’s inherently safe Compact Molten Salt Reactor (CMSR). In the CMSR, the fuel is mixed into a molten fluoride salt which also acts as the coolant.

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Estonian startup UP Catalyst secures €2.09M; sustainable carbon nanomaterials and graphite from CO2

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UP Catalyst uses a molten salt carbon capture and electrochemical transformation method to reprocess the CO 2. The entire process involves three steps: CO 2 dissolves in molten salt (capture); Electrochemical reactions take place on the cathode and anode; and. Estonian startup UP Catalyst, a company developing a method to produce sustainable carbon nanomaterials and graphite from CO 2 , has closed a successful pre-seed round of €500,000, in addition to €1.59

Silicon nanoparticles show high capacity and cycling stability as Li-ion anode

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To prepare the nanoparticles, the team reduced SiCl 4 with metallic magnesium in a molten salt of AlCl 3 at 200 ?C AlCl 3 not only acts as molten salt, but also participates in the reaction. C in Molten Salt for High-Performance Anodes for Lithium Ion Batteries,” Angew.

2015 186

ARPA-E announces $12M for five projects in nuclear materials science; first OPEN+ cohort

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Accelerated Materials Design for Molten Salt Technologies Using Innovative High-Throughput Methods, University of Wisconsin-Madison, $1,861,820. The University of Wisconsin-Madison is developing new materials that are resistant to molten salt corrosion to enable promising molten salt technologies used in advanced nuclear reactors, concentrated solar power, and thermal storage.

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ARPA-E to award $27M for advanced nuclear reactor systems operational technology: GEMINA

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Argonne National Laboratory (ANL) aims to reduce the O&M cost of the Kairos Power fluoride salt-cooled high temperature reactor through advanced sensing and automation. Moltex Energy will develop a multi-physics plant digital twin environment for its Stable Salt Reactor - Wasteburner (SSR-W).

2020 260

Muons and ADNA proposing using accelerator-driven subcritical reactor for heat for production of synthetic fuels and chemicals

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The type of spallation target: lead, lead– bismuth, tungsten, molten salt, etc. The nature of the cooling agent: gas, molten metal, molten salt. The tank below shows an accumulation of salt that overflowed into it from the free salt surface. and Muons, is a molten-salt based ADSR that uses a linear accelerator to produce spallation neutrons. Johnson (2011) Accelerators For Subcritical Molten-Salt Reactors.

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Thermal Solar Goes Where PVs Can’t

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Inside the tower, molten salts are heated to 565 °C and flow down into storage tanks, turning water into steam to drive turbines. It's like a big battery of molten salt instead of lithium," said Fernando Gonzalez , CEO of Cerro Dominador.

Li-Metal and Blue Solutions sign joint development and commercialization agreement to advance development of next-generation batteries

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Existing commercial lithium metal production uses the electrolysis of a molten mixture of lithium chloride (45%) and potassium chloride (55%) at 400–450 °C in a low-carbon steel container suspended in a refractory brick chamber, which serves as the negative electrode in the electrolysis cell. The molten salt electrolysis of the chloride mixture is both capital- and energy-intensive, and can be environmentally damaging. Li-Metal Corp.,

Pratt & Whitney Rocketdyne Receives $10.2M Contract for Concentrated Solar Power Tower with Thermal Storage Technology

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Liquefied molten salt is circulated into the receiver, where it is heated to about 1,000 °F (about 538 °C), then stored in a large insulated tank. The energy from this stored molten salt is available on-demand to drive a steam turbine to create electricity. Because hot molten salt can be stored for days with little heat-loss, it can be used at night or on cloudy days to generate electricity. Pratt & Whitney Rocketdyne received an award of up to $10.2

2010 159

ARPA-E awarding up to $24M to 10 projects to support advanced nuclear power plants

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Terrestrial Energy USA: Magnetically Suspended Canned Rotor Pumps for the Integral Molten Salt Reactor – $3,150,000. The Terrestrial Energy USA team will develop a novel, magnetically suspended circulation pump for molten salt reactors to improve plant performance, increase pump lifetime, and reduce cost. By establishing a design for reprocessing the reactor’s molten salt fuel, the team hopes to remove a major barrier to commercialization for molten salt reactors.

2018 232

Rio Tinto Alma smelter site for first commercial demo of ELYSIS GHG-free aluminum smelting technology

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The conventional Hall–Héroult smelting process (invented in 1886) involves dissolving alumina (Al 2 O 3 ) in molten cryolite, and electrolyzing the molten salt bath, typically in a purpose-built cell with carbon electrodes.

Thermal Solar Goes Where PVs Can’t

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Inside the tower, molten salts are heated to 565 °C and flow down into storage tanks, turning water into steam to drive turbines. It's like a big battery of molten salt instead of lithium," said Fernando Gonzalez , CEO of Cerro Dominador.

Lux Research: grid storage battery cost to fall to $500/kWh by 2022, short of expectations

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Lithium-ion and molten-salt battery costs will approach $500/kWh by 2022, reducing the high capital cost of emerging grid storage technologies. Molten-salt batteries hold the most potential to be the cheapest large-scale systems, with manufacturing improvements playing the largest role, accounting for 95% of the cost reduction.

2012 186

Natrium reactor demonstration project slated for Wyoming

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The Natrium technology has a 345MW sodium fast reactor coupled with a molten salt-based integrated energy storage system that will provide clean, flexible energy and stability for the grid. TerraPower and PacifiCorp announced efforts to advance a Natrium reactor demonstration project at a retiring coal plant in Wyoming. The companies are evaluating several potential locations in the state.

Lux: Li-ion dominating grid storage market with 90% of 2014 proposals

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Molten salt batteries still account for a majority of installations by energy capacity, because of NGK Insulators’ early lead, but are no longer the technology of choice, according to Lux. Molten salt batteries—consisting almost entirely of sodium-sulfur (NaS)—account for 23% of all deployed MW and 64% of deployed MWh respectively.

2015 203

Sadoway and MIT team demonstrate calcium-metal-based liquid metal battery

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MIT professor Donald Sadoway and his team have demonstrated a long-cycle-life calcium-metal-based liquid-metal rechargeable battery for grid-scale energy storage, overcoming the problems that have precluded the use of the element: its high melting temperature, high reactivity and unfavorably high solubility in molten salts. That was a highly unexpected finding, Sadoway says, due to the known issues with the element such as its easily dissolving in salt.

2016 150

Novel Li-metal electrode design could lead to more powerful solid-state batteries

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The researchers used a high-temperature surface treatment with molten salt to produce a protective surface layer on particles of manganese- and lithium-rich metal-oxide, so the amount of oxygen loss is drastically reduced. 2019) “Gradient Li-rich oxide cathode particles immunized against oxygen release by a molten salt treatment.”

2020 219

BASF announces winners of the open innovation contest on energy storage

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The winning concepts were: A molten air battery that uses a molten salt electrolyte at elevated temperature from Professor Stuart Licht at George Washington University. BASF announced the winners of the BASF Energy Contest at the “Creator Space Summit” in Ludwigshafen. From 122 applications submitted on the online platform NineSights, a jury of BASF experts and external specialists chose the four best proposals which will be funded with €100,000 (US$106,000) each.

2015 150

DOE requesting information on critical energy materials, including fuel cell platinum group metal catalysts

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Solid oxide solid acid Phosphoric acid molten carbonate Polymer electrolyte membrane. Mirrors Molten salts. The US Department of Energy (DOE) has released a Request for Information (RFI) on critical materials in the energy sector, including fuel cell platinum group metal catalysts.

2016 150

Stanford team devises new bio-inspired strategy for using CO2 to produce multi-carbon compounds such as plastics and fuels

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In the paper in Nature they showed that intermediate-temperature (200 to 350 ˚C) molten salts containing caesium or potassium cations enable carbonate ions (CO 3 2– ) to deprotonate very weakly acidic C–H bonds, generating carbon-centered nucleophiles that react with CO 2 to form carboxylates. She then heated the mixture to about 200 ˚C to form a molten salt. After five hours, 89% of the molten-salt mixture had been converted to FDCA.

2016 150

ORNL and Shanghai Institute of Applied Physics in CRADA for development of fluoride salt-cooled high-temp reactors

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Oak Ridge National Laboratory and the Shanghai Institute of Applied Physics (SINAP) are engaged in a Cooperative Research and Development Agreement (CRADA) focused on accelerating scientific understanding and technical development of salt-cooled reactors, specifically fluoride salt-cooled high-temperature reactors ( FHRs ). Samples of the new alloys show promise for application in high stress applications at higher temperatures along with good fluoride salt corrosion resistance.

2015 188

3 MIT-led teams win DOE NEUP funding for next-gen nuclear technologies

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Fluoride-salt High-Temperature Reactor. The award extends funding for the integrated research project (IRP) between MIT, the University of California at Berkeley, and the University of Wisconsin at Madison to develop a test reactor and, ultimately, a commercial high-temperature salt-cooled reactor, also called a Fluoride-salt High-Temperature Reactor [FHR].

2014 180

Researchers report advances toward room-temperature fluoride-ion batteries

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However, current fluoride batteries use molten salt electrolytes, and thus need to operate at high temperatures. The first advance is the development of a room-temperature liquid electrolyte based on a stable tetraalkylammonium salt–fluorinated ether combination. We report a liquid fluoride ion–conducting electrolyte with high ionic conductivity, wide operating voltage, and robust chemical stability based on dry tetraalkylammonium fluoride salts in ether solvents.

2018 232

JBEI team develops one-pot, wash-free process for pretreatment and saccharification of switchgrass; avenues for driving down biofuel cost

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In their efforts to develop cost-effective ways to deconstruct cellulosic biomass into fuel sugars, the researchers focused on pretreatments of the biomass with ionic liquids—environmentally benign organic salts often used as green chemistry substitutes for volatile organic solvents. The ionic liquids that have emerged from this JBEI effort as a benchmark for biomass processing are imidazolium-based molten salts.

2013 231

Gravity Batteries, Green Hydrogen, and a Thorium Reactor for China

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The basic idea is to add particles of sea salt to the atmosphere to brighten clouds and cool the planet. Molten salt nuclear reactors fueled by thorium were first investigated at Oak Ridge National Laboratory in the 1950s.

Convert Oil Wells to Solve the Solar Storage Problem

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With the solar that you use every day of the year, you put that into high-temperature, short-term storage in the form of thermal oil or molten salt or any of the existing CSP thermal-storage technologies.” One of the main impediments to harnessing solar energy is storage.

GE to expand sodium-halide battery plant with $70M investment

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The structure of a sodium-metal halide cell consists of a conductive Ni network, molten salt electrolyte, metal current collector, carbon felt electrolyte reservoir, and the active sodium-metal halide salts. The batteries thus are produced using abundantly available raw materials such as salt and nickel and are non-toxic and fully recyclable.

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ARPA-E Selects 6 Projects for $9.6M in Funding, Including Improving Efficiency and Power Density of Electric Machines

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Two-tank molten salt is currently the preferred state-of-the-art thermal energy storage for solar thermal power plants. The UCLA-led team will develop and implement a supercritical fluid based thermal energy storage system which will potentially increase the energy density by over a factor of two compared to the two-tank molten salt system, with a cost less than 70% of the molten salt system.

2010 196

MIT team calls initial performance results of magnesium-antimony liquid metal battery “promising”

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Donald Sadoway and David Bradwell of MIT and colleagues report promising initial performance results for a high-temperature (700 °C) magnesium–antimony liquid metal stationary storage battery comprising a negative electrode of Mg (magnesium), a molten salt electrolyte (MgCl 2 –KCl–NaCl), and a positive electrode of Sb (antimony) in the Journal of the American Chemical Society.

2012 241

Honda develops process to reuse rare earth metals extracted from old NiMH batteries for new NiMH batteries for hybrid vehicles

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Now, by applying molten salt electrolysis to this oxide, Honda has succeeded in extracting metallized rare earth that can be used directly as negative-electrode materials for nickel-metal hydride batteries. Honda’s process for recycling NiMH batteries. The new portion of the process is outlined in red. Click to enlarge. Honda Motor Co.,

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GE Launches Durathon Sodium-Metal Halide Battery for UPS Market

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The cathode structure of a sodium-metal halide cell consists of a conductive Ni network, molten salt electrolyte, metal current collector, carbon felt electrolyte reservoir, and the active sodium-metal halide salts. GE Energy Storage Technologies, a unit of GE Transportation, introduced its Durathon sodium-metal halide battery ( earlier post ) for critical backup power.

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German researchers improve catalyst for steam reforming of methanol with salt coating; enabler for renewable energy storage systems

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This is a temperature level too low for operating the MeOH steam reforming reaction with high hydrogen yields.Herein, we report that Pt on alumina catalysts exhibit an exceedingly enhanced activity and selectivity after surface modification with a thin-film coating of hygroscopic and basic inorganic salts. Liquid salts have very low vapor pressures so that even under the conditions used for a continuous reaction in the gas phase, they remain on the surface of the catalyst.

2013 191