molten salts
Valuable metals recovery by molten salts electrolysis
... Cyclic voltammetry was applied in order observe the electrochemical redox reaction thermodynamics. The CV scan rate applied was 100 mV s -1 , which is a balanced choice commonly used in molten salts ...
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Material Corrosion in Molten Fluoride Salts
... by molten fluoride salts is an inevitable problem for the application and development of ...of molten fluoride salts induced ...various molten salts [2, 4, 5, 8, ...
10
Electrochemical Study of Stabilization Higher Oxidation States of d- and f-Metals in Molten Salts
... in molten salts of various anionic and cationic compositions, which determine, respectively, the composition of the first and second coordination spheres of the complexes, have been studied by ...
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Electrolysis of metal oxides in MgCl2 based molten salts with an inert graphite anode
... width on the side of the graphite rod remained almost intact, even though these protruding parts are usually the most vulnerable sites to chemical or electro- chemical attack. These observations suggested that the ...
12
Addition Effect of Fluoride Compounds for Zr Electrorefining in LiCl-KCl Molten Salts
... temperature molten salt electrolytes by applying a constant voltage or a constant current ...various molten salt systems [12-20]. For Zr deposition, LiCl-KCl eutectic salts have been widely used ...
11
Electrochemical Methods for Obtaining Thin Films of the Refractory Metal Carbides in Molten Salts
... In monograph [15] various ways of depositing the protecting coatings are assessed on the basis of the following criteria: principal possibility of production and control; achieving adequate quality; technological and ...
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Electrochemical Performance of Ni20Cr Coatings Applied by Combustion Powder Spray in ZnCl2-KCl Molten Salts
... 400°C molten salts slightly penetrated through the coating surface porosity and no significant degradation is ...the molten salts were able to penetrate deeper into the coating structure and ...
15
Electrochemical Preparation of Porous Ti 13Zr 13Nb Alloy and It's Corrosion Behavior in Ringer's Solution
... luster, and it was in α+β dual phase and of porous structure with designed composition. The corrosion behaviors of the obtained TZN in Ringers solution were tested by open circuit potential and potentiodynamic ...
5
Electrochemical Impedance Spectroscopy Investigation of Alloy Inconel 718 in Molten Salts at High Temperature
... Different experimental runs were made attempting to establish the material behavior. The results showed that the corrosion process was controlled by activation and in some cases by diffusion. The aggressiveness of the ...
13
Hot Corrosion Behaviour of NiCrFeNbMoTiAl Coating in Molten Salts at 700°c by Electrochemical Techniques
... coating/molten interface in parallel with the charge transfer resistance Rct which these were placed in series with the solution or electrolyte (the molten salt) resistance Rs. In a pure activation process, ...
10
On the specific heat capacity enhancement in nanofluids
... Molten salts are used as heat transfer fluids and for short-term heat energy storage in solar power plants. Experiments show that the specific heat capacity of the base salt may be significantly enhanced by ...
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Graphite Foil Incorporated PAN/Pitch/Phenolic Derived Carbon/Carbon Composite and Preliminary Hermetic Sealing Test in Molten Fluoride Salt
... Due to the high temperature and highly corrosive environ- ment, a variety of high temperature corrosion-resistant mate- rials, such as superalloys, ceramics and carbonaceous mate- rials, have been proposed and tested on ...
6
Effect of nanoparticles on heat capacity of nanofluids based on molten salts as PCM for thermal energy storage
... nanoparticles (related in this case to 1.0 wt.% of nano- particles) were measured on an analytical balance with ±0.1-mg precision (Mettler Toledo, type AB104-S, Greifensee, Switzerland); the binary salt and the nano- ...
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Electrolytic Refining of High Carbon Ferrochromium to Produce Pure Ferrochromium in NaCl-KCl Melt
... In this paper the electrolytic refining of remelted high carbon ferrochromium (HCCrFe) to produce pure ferrochromium in molten salts was investigated. The remelted HCCrFe was employed as the working ...
12
Heat Storing Sand Battery
... Current methods used for storing thermal energy are limited to the use of molten salt as the storage medium. Molten salts are constrained by high fixed and marginal costs, due to their maintenance ...
5
Heat Storing Sand Battery
... Current methods used for storing thermal energy are limited to the use of molten salt as the storage medium. Molten salts are constrained by high fixed and marginal costs, due to their maintenance ...
5
Advances in electroanalysis, sensing and monitoring in molten salts
... in molten salts has been generally precluded by the combined materials challenges of stresses associated with thermal cycling and physical and corrosive chemical degradation at the relatively high ...
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On Diffusive Confining a Galvanic Crystallization out of Molten Salts
... the molten salts [10]. Therefore, the RedOx poten- tial of molten salt is to measure without current by using an electrochemical sensor of thermodynamic activity of the metal reducer in molten ...
6
Aluminium Underpotential Deposition from AlCl3+NaCl Melts and Alloy Formation with Vanadium Substrate
... chloroaluminate molten salts [13,14,16,17] which are generated when anhydrous aluminium chloride is mixed with inorganic [13,14,18-20] or organic [13-15,17,21-23] chloride salts and then taken to the ...
14
Electrochemical Behavior of Indium in LiCl-KCl Molten Salts
... process. Molten salt electrolysis has been used for metal production for many years and is already a proven ...fused salts from the re-duction of InCl 3 solutions to indium ...
11