CN105067504B - A kind of high-temperature fusion salt corrosion analogue means - Google Patents
A kind of high-temperature fusion salt corrosion analogue means Download PDFInfo
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- 230000007797 corrosion Effects 0.000 title claims abstract description 73
- 238000005260 corrosion Methods 0.000 title claims abstract description 73
- 150000003839 salts Chemical class 0.000 title claims abstract description 58
- 230000004927 fusion Effects 0.000 title abstract 2
- 238000012360 testing method Methods 0.000 claims abstract description 108
- 239000000919 ceramic Substances 0.000 claims abstract description 24
- 230000003068 static effect Effects 0.000 claims abstract description 18
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 238000004088 simulation Methods 0.000 claims description 30
- 238000005485 electric heating Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000012811 non-conductive material Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000011160 research Methods 0.000 description 6
- 238000006056 electrooxidation reaction Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000840 electrochemical analysis Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Abstract
The present invention is a kind of high-temperature fusion salt corrosion analogue means, including primary tank, dynamic hanging sample system, static hanging sample system and electrode system, the top connection kettle cover of primary tank, inside sets crucible, crucible is fixedly connected on primary tank by crucible tray, and the outer wall of crucible tray is laid with heat tape；Dynamic hanging sample system is inlayed with rotating circular disk, motor rotation mobile jib and ceramic hanging sample bar including test sample, motor rotation mobile jib is extend into crucible through kettle cover, lower end connects rotating circular disk, upper end connects electric rotating machine, the circumferential edges punishment cloth of rotating circular disk is provided with ceramic hanging sample bar, and test sample is loaded on ceramic hanging sample bar；Static hanging sample system includes ceramic suspension rod, and ceramic suspension rod is reached in crucible by kettle cover；Electrode system is connected with static hanging sample system, and connects Conventional electrochemical work station outside.The present invention can adjust the fuse salt flow velocity and corrosion temperature of test requirements document, and static component and dynamic component corrosive conditions are simulated simultaneously under the conditions of different atmosphere.
Description
Technical Field
The invention relates to the field of corrosion simulation equipment, in particular to a high-temperature molten salt corrosion simulation device.
Background
In view of the fact that the interaction between the molten salt of the fluid and the base material at different flow rates and different temperatures and the synergistic effect between the electrochemical factors and the fluid mechanics factors on the molten salt corrosion need to be considered in the material selection of the transmission pipeline and the key components in the solar thermal power generation technology, a set of economical, practical and scientific high-temperature molten salt corrosion simulation device is designed to select materials of a molten salt storage tank, a valve, a transmission pipeline and the like in a solar thermal power station.
The traditional technical scheme has the following two modes:
(1) the corrosion simulation device can easily realize the simulation test in the electrochemical test, but can not better simulate the working conditions of molten salt pump impellers, stirring members in a storage tank and the like;
(2) the corrosion simulation device can better simulate the wear corrosion behavior of components such as an impeller of a molten salt pump, a stirring member in a storage tank, a conveying pipeline and the like, but the test of the electrochemical behavior is difficult, and the synergistic effect of electrochemical factors and hydrodynamic factors on the molten salt corrosion cannot be accurately evaluated.
However, the test sample is embedded on the test disc, and the test disc is rotated into a main body to move under the mechanical drive, so that the research on the action of tangential force on the medium under the flow direction characteristic of an axial flow pattern cannot be carried out; meanwhile, the research on different relative movement speeds of the test sample and the molten salt cannot be carried out in the same test inner kettle; in addition, in the test inner kettle, the research on the synergistic effect between the electrochemical factors and the fluid mechanics factors of the test sample cannot be carried out; meanwhile, the flow rate required by the test cannot be adjusted.
Therefore, a high-temperature molten salt corrosion simulation device capable of simultaneously simulating the corrosion conditions of static parts and dynamic parts under different atmosphere conditions is urgently needed.
In view of the above-mentioned drawbacks, the present inventors have finally obtained the present creation through a long period of research and practice.
Disclosure of Invention
The invention aims to provide a high-temperature molten salt corrosion simulation device to overcome the technical defects.
In order to achieve the above object, the present invention provides a high-temperature molten salt corrosion simulation apparatus, comprising a main vessel, a dynamic sample hanging system, a static sample hanging system, and an electrode system, wherein,
the top of the main container is connected with a kettle cover, a crucible is arranged in the main container, high-temperature molten salt is filled in the crucible, the crucible is fixed through a crucible support, the crucible support is connected and fixed on the main container, and an electric heating belt is laid on the outer wall of the crucible support;
the dynamic sample hanging system comprises a rotary disc for embedding a test sample, a motor rotary main rod and a ceramic sample hanging rod, wherein the motor rotary main rod penetrates through the kettle cover and extends into the crucible, the lower end of the motor rotary main rod is connected with the rotary disc for embedding the test sample, the upper end of the motor rotary main rod is connected with a rotary motor, the ceramic sample hanging rod is distributed at the circumferential edge of the rotary disc for embedding the test sample, and the test sample is arranged on the ceramic sample hanging rod;
the static sample hanging system comprises a ceramic suspension rod for hanging a test sample, and the ceramic suspension rod extends into the crucible through the kettle cover;
and the electrode system is connected with the static sample hanging system and is used for connecting a conventional electrochemical workstation outside the kettle cover.
The back of the rotating disc for embedding the test sample is provided with an adjustable radius channel, and the distance between the embedded point of the test sample and the center of the rotating disc can be adjusted.
A thermocouple is connected in the kettle cover and used for monitoring the temperature in the crucible; the bottom of the main container is provided with a small hole, and another thermocouple is inserted into the small hole and used for monitoring the heating temperature of the electric heating belt.
The corrosion simulation device also comprises a base used for bearing the fixation and installation of each experimental apparatus, and the main container is arranged on a bracket on the base and can be adjusted in height.
The main container pass through flange seal and connect the kettle cover, the rotatory mobile jib of electrode with be connected with hydraulic lifting column when the kettle cover is sealed continuous, just hydraulic lifting column set up in on the base, the kettle cover passes through hydraulic lifting column control elevating height for the quick loading and unloading test appearance.
The corrosion simulation device is provided with a kettle cover externally connected with a water circulation cooling pipe, a connector is arranged outside the kettle cover, the connector is connected with a gas path for testing and a vacuum system through an external three-way pipeline, and the requirement of the atmosphere of the high-temperature molten salt corrosion working condition is controlled by adjusting a switch of the external three-way pipeline.
The adjustable radius channel is connected to the rotary disk for embedding the test sample through threads, and the rotary main rod of the motor is provided with two rotary disks for embedding the test sample.
Preferably, the crucible connected with the high-temperature molten salt corrosion medium, the motor rotating main rod and the rotating disc for embedding the test sample are all made of high-temperature-resistant and corrosion-resistant materials; and parts in contact with the test sample are all made of high-temperature-resistant, corrosion-resistant and non-conductive materials.
Preferably, the rotating main rod of the motor is connected with the rotating disc for embedding the test sample through threads, and the rotating main rod can be freely detached.
Preferably, the crucible support is fixed on the main container through threaded connection, and a heat insulation material is filled between the electric heating belt and the main container.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention provides a high-temperature molten salt corrosion simulation device which can adjust the flow rate and the corrosion temperature of molten salt and simulate the corrosion working conditions of a static component and a dynamic component under different atmosphere conditions;
(2) in an actual solar thermal power station, no matter a molten salt pump, a stirring machine or a molten salt transportation pipeline, a tangential force plays an important role in abrasion corrosion, a test sample of a high-temperature molten salt dynamic corrosion simulation device is embedded on the peripheral wall of a rotating disk so as to realize that the test sample is only acted by the force in the tangential direction in a medium as much as possible, a baffle is properly arranged in an inner kettle in the test, so that the flow direction characteristic of the medium is an axial flow type, the generation of a radial flow type is avoided, the surface of the test sample is researched and acted by the fluid shear stress, and meanwhile, the molten salt vortex in the inner kettle in the test is prevented from being formed to expose the test sample;
(3) in order to facilitate efficient research on corrosion rules of a test sample in molten salt with different relative flow speeds, an adjustable turntable radius channel is manufactured on a test rotating disc, the distance between an embedded point of the test sample and the center of the rotating disc can be adjusted according to the requirements of the different test relative flow speeds, and the flow speed required by the test can be adjusted;
(4) an electrode system (working electrode: test sample, reference electrode and counter electrode: carbon rod) is arranged in an inner kettle of the high-temperature molten salt corrosion simulation device, and is connected with a conventional electrochemical work station on line to obtain an anode polarization curve under a molten salt medium, quickly obtain corrosion data such as corrosion current density, passivation current density and the like, and can quickly evaluate the corrosion resistance sequence of the existing material in the molten salt medium.
Drawings
FIG. 1 is a schematic view of the entire structure of the high-temperature molten salt corrosion simulation apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a dynamic sample hanging system in the high-temperature molten salt corrosion simulation device according to the present invention;
FIG. 3 is a schematic structural view of a rotating disk for embedding a test sample of the high-temperature molten salt corrosion simulation apparatus according to the present invention;
FIG. 4 is an enlarged view of a portion I of FIG. 1;
fig. 5 is a partially enlarged view of a portion II in fig. 1.
Detailed Description
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the embodiment, the same reference numerals are used for the same configured portions and the description is omitted.
Referring to fig. 1, it is a schematic view of the overall structure of the high temperature molten salt corrosion simulation apparatus according to the present invention; fig. 2 is a schematic structural diagram of a dynamic sample hanging system inside the high-temperature molten salt corrosion simulation device according to the present invention; FIG. 3 is a schematic view showing the structure of a rotating disk for mounting a test sample of the high-temperature molten salt corrosion simulator according to the present invention, and FIG. 4 is a partially enlarged view of part I of FIG. 1; and FIG. 5 is a partial enlarged view of section II in FIG. 1.
As shown in the figure, the corrosion simulation device comprises a main container 6, a dynamic sample hanging system, a static sample hanging system and an electrode system. Wherein,
the top of main container 6 is connected with kettle cover 4, the inside of main container 6 is provided with crucible 7, high temperature fused salt is packed into in the crucible 7, crucible 7 holds in the palm 8 through the crucible and fixes, guarantees when simulation developments are corroded crucible 7 motionless, crucible holds in the palm 8 and connects and fixes on main container 6, the outer wall that crucible held in the palm 8 has laid electrical heating area 9.
The developments hang a kind system inlay including experimental appearance and hang a kind pole 19 with rotating disc 10, motor rotating mobile jib 5 and pottery, motor rotating mobile jib 5 passes kettle cover 4 stretches into in the crucible 7, just motor rotating mobile jib 5 not with 7 direct contact of crucible, the lower extreme of motor rotating mobile jib 5 is connected with experimental appearance inlay and use rotating disc 10, the upper end is connected with a rotating electrical machines for provide rotary power. The back of the rotating disc 10 for embedding the test sample is provided with an adjustable radius channel 27, so that the distance between the test sample embedding point and the center of the rotating disc can be adjusted according to the requirements of different test relative flow speeds, and the flow speed required by the test can be adjusted;
the circumferential edge 22 of the test sample inlaying rotating disk 10 is provided with a ceramic sample hanging rod 19, and a test sample 23 is arranged on the ceramic sample hanging rod 19, so that electrochemical corrosion caused by contact between metal and metal is avoided.
The static sample hanging system comprises a ceramic suspender 15 for hanging a test sample, wherein the ceramic suspender 15 extends into the crucible 7 through the kettle cover 4.
And the electrode system is connected with the static sample hanging system and is used for carrying out sample electrochemical corrosion analysis under the simulated working condition by connecting the kettle cover with a conventional electrochemical workstation.
In this embodiment, the corrosion simulator further includes a base 13 for fixing and mounting the experimental devices, and the main container 6 is mounted on a bracket 12 on the base 13 and can be adjusted in height; the main container 6 is hermetically connected with the kettle cover 4 through a flange, the electrode rotating main rod 5 is hermetically connected with the kettle cover 4 and is also connected with a hydraulic lifting column 14, the hydraulic lifting column 14 is arranged on the base 13, and the kettle cover 4 controls the lifting height through the hydraulic lifting column 14, so that a test sample can be rapidly assembled and disassembled; the crucible support 8 is fixed on the main container 6 through threaded connection; heat insulation materials are filled between the electric heating belt 9 and the main container; a thermocouple 3 is connected in the kettle cover 4 and used for monitoring the temperature in the crucible 7; a small hole 11 is formed at the bottom of the main container 6, and another thermocouple is inserted through the small hole 11 to monitor the heating temperature of the electric heating belt 9; and the ceramic suspender 15 is not in direct contact with the crucible 7, the kettle cover 4, the thermocouple 3, the motor rotating main rod 5 and the like.
The rotating main rod 5 of the motor is connected with the rotating disc 10 for embedding the test sample through threads 20 and can be freely detached; the adjustable radius channel 27 is screwed on the test sample mosaic rotating disc 10. In addition, the two rotating disks 10 for sample embedding are arranged on the rotating main rod 5 of the motor in the embodiment, and the two rotating disks are the same in structure, but the two rotating disks are different in size, and one of the two rotating disks is larger in size, but only one or three rotating disks may be arranged, which is not limited thereto.
In the static corrosion simulation, a working electrode 16 (namely a test sample 23), a reference electrode 17 (namely a carbon rod) and a counter electrode 18 (namely the carbon rod) for the test are sequentially hung on the ceramic suspender 15 according to the requirements of the electrode system, and the electrode system is externally connected with a conventional electrochemical workstation through the kettle cover 4 to perform the electrochemical corrosion analysis of the sample under the simulated working condition.
In addition, the corrosion simulation device is provided with a kettle cover external connection water circulation cooling pipe, a connector 2 is arranged outside the kettle cover 4, the connector 2 is connected with a gas circuit for test and a vacuum system through an external three-way pipeline, and the requirement of high-temperature molten salt corrosion working condition atmosphere is controlled by adjusting the switch of the external three-way pipeline.
The crucible 7, the motor rotating main rod 5, the test sample embedding rotating disc 10 and the like are all made of high-temperature-resistant and corrosion-resistant materials which are connected with a high-temperature molten salt corrosion medium. The parts in contact with the test specimen 23 are made of high-temperature-resistant, corrosion-resistant and non-conductive materials.
The working principle and the specific experimental steps of the invention are as follows:
step a, when the device disclosed by the invention is used for a corrosion test, firstly the kettle cover 4 is opened, corrosive medium molten salt is filled in, the electric heating belt 9 is heated, the temperature of the molten salt in the crucible 7 is observed through the thermocouple 3 in the crucible 7 and the thermocouple connected with the kettle bottom 13, and the temperature is stabilized until the molten salt is completely molten.
And b, during corrosion test, covering a kettle cover 4 which is provided with a test sample embedding rotary disc 10, a test sample hanging ceramic suspender 15 and a test sample 23 by a hydraulic lifting column 14, opening the kettle cover to be externally connected with water circulation, and adjusting to a required test atmosphere or vacuum environment by adjusting an external gas path three-way pipeline of the connecting port 2.
Step c, when the device is used for dynamic corrosion test, the rotating motor 1 is turned on, the rotating speed is adjusted at a low speed until the relative fluid speed required by the test is achieved, test timing is started, the dynamic corrosion test can simultaneously simulate working conditions under different phase fluid speeds, the central distance from the sample 23 to the rotating disc 10 for embedding the test sample is adjusted through the adjustable channel under a certain rotating speed of the motor, and the test working conditions of different fluid speeds are simulated according to the relation between the linear speed and the angular speed and the fluid numerical simulation calculation; in addition, the device of the invention can directly start test timing after the temperature in the crucible 7 is stable in the static corrosion test.
And d, when the device of the invention is used for corrosion test and reaches the test sampling time point, the rotating motor 1 is closed, the power supply of the electric heating belt 9 is closed, the external gas circuit connected with the connecting port 2 is closed until the pressure is normal, the kettle cover 4 is opened through the hydraulic lifting column 14, the rotating disc 10 for embedding the test sample (or the ceramic suspender 15 for hanging the test sample) is used for cooling, the sample 23 is taken down, and the corrosion behavior of the sample 23 is analyzed.
And e, repeating the operation of the step b until the test time is finished after the middle time sampling point is finished during the corrosion test of the device.
And f, repeating the operation of the step a and the operation of the step b when the device is used for an electrochemical corrosion test, hanging a working electrode 16 (namely a test sample 23), a reference electrode 17 (namely a carbon rod) and a counter electrode 18 (namely the carbon rod) for the test on the ceramic suspender 15 for hanging the test sample according to the requirements of an electrode system, and connecting the electrode system with a conventional electrochemical workstation through the kettle cover 4 to perform the electrochemical corrosion analysis of the sample under the simulated working condition.
Therefore, the invention provides a high-temperature molten salt corrosion simulation device which can adjust the flow rate and the corrosion temperature of molten salt and simulate the corrosion working conditions of a static component and a dynamic component under different atmosphere conditions.
In an actual solar thermal power station, no matter a molten salt pump, a stirring machine or a molten salt transportation pipeline, a tangential force plays an important role in abrasion corrosion, a test sample of a high-temperature molten salt dynamic corrosion simulation device is embedded on the peripheral wall of a rotating disk so as to realize that the test sample is only acted by the force in the tangential direction in a medium as much as possible, a baffle is properly arranged in an inner kettle in the test, so that the flow direction characteristic of the medium is an axial flow type, the generation of a radial flow type is avoided, the surface of the test sample is researched and acted by the fluid shear stress, and meanwhile, the molten salt vortex in the inner kettle in the test is prevented from being formed to expose the test sample;
in order to facilitate efficient research on corrosion rules of a test sample in molten salt with different relative flow speeds, an adjustable turntable radius channel is manufactured on a test rotating disc, the distance between an embedded point of the test sample and the center of the rotating disc can be adjusted according to the requirements of the different test relative flow speeds, and the flow speed required by the test can be adjusted;
an electrode system (working electrode: test sample, reference electrode and counter electrode: carbon rod) is arranged in an inner kettle of the high-temperature molten salt corrosion simulation device, and is connected with a conventional electrochemical work station on line to obtain an anode polarization curve under a molten salt medium, quickly obtain corrosion data such as corrosion current density, passivation current density and the like, and can quickly evaluate the corrosion resistance sequence of the existing material in the molten salt medium.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A high-temperature molten salt corrosion simulation device is characterized by comprising a main container, a dynamic sample hanging system, a static sample hanging system and an electrode system, wherein,
the top of the main container is connected with a kettle cover, a crucible is arranged in the main container, high-temperature molten salt is filled in the crucible, the crucible is fixed through a crucible support, the crucible support is connected and fixed on the main container, and an electric heating belt is laid on the outer wall of the crucible support;
the dynamic sample hanging system comprises a rotary disc for embedding a test sample, a motor rotary main rod and a ceramic sample hanging rod, wherein the motor rotary main rod penetrates through the kettle cover and extends into the crucible, the lower end of the motor rotary main rod is connected with the rotary disc for embedding the test sample, the upper end of the motor rotary main rod is connected with a rotary motor, the ceramic sample hanging rod is distributed at the circumferential edge of the rotary disc for embedding the test sample, and the test sample is arranged on the ceramic sample hanging rod;
the static sample hanging system comprises a ceramic suspension rod for hanging a test sample, and the ceramic suspension rod extends into the crucible through the kettle cover;
the electrode system is connected with the static sample hanging system and is used for being externally connected with a conventional electrochemical workstation through the kettle cover;
the back of the rotating disc for embedding the test sample is provided with a radius-adjustable channel, and the distance between the embedded point of the test sample and the center of the rotating disc can be adjusted;
a thermocouple is connected in the kettle cover and used for monitoring the temperature in the crucible; the bottom of the main container is provided with a small hole, and another thermocouple is inserted into the small hole to monitor the heating temperature of the electric heating belt;
the corrosion simulation device is provided with a kettle cover externally connected with a water circulation cooling pipe, a connector is arranged outside the kettle cover, the connector is connected with a gas path for testing and a vacuum system through an external three-way pipeline, and the requirement of the atmosphere of the high-temperature molten salt corrosion working condition is controlled by adjusting a switch of the external three-way pipeline.
2. The apparatus according to claim 1, wherein the apparatus further comprises a base for holding the test devices and for mounting the test devices, and the main vessel is mounted on a support on the base and is adjustable in height.
3. The device for simulating high-temperature molten salt corrosion according to claim 2, wherein the main container is connected with the kettle cover through a flange seal, the electrode rotating main rod is connected with the kettle cover through a seal and is also connected with a hydraulic lifting column, the hydraulic lifting column is arranged on the base, and the kettle cover is controlled by the hydraulic lifting column to be lifted and lowered for rapidly loading and unloading test samples.
4. The apparatus according to claim 1, wherein the radius-adjustable channel is screwed to the test sample mounting rotary disk, and two test sample mounting rotary disks are provided on the main shaft of the motor.
5. The apparatus according to claim 1, wherein the crucible connected to the high-temperature molten salt corrosion medium, the motor rotating main shaft, and the test sample mounting rotating disk are made of a high-temperature-resistant and corrosion-resistant material; and parts in contact with the test sample are all made of high-temperature-resistant, corrosion-resistant and non-conductive materials.
6. The apparatus for simulating molten salt corrosion according to claim 4, wherein the main rotating shaft of the motor is detachably connected to the rotating disk for inserting the test sample by a screw.
7. The apparatus for simulating high-temperature molten salt corrosion according to claim 6, wherein the susceptor is fixed to the main vessel by screw-fastening, and a heat insulating material is filled between the electric heating belt and the main vessel.
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| RU2788155C1 (en) * | 2022-05-19 | 2023-01-17 | Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской академии наук (ИВТЭ УрО РАН) | Device for preparation, purification and research of physical and chemical properties of melts of alkali metal halide |
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|---|---|---|---|---|
| RU2758772C1 (en) * | 2021-03-29 | 2021-11-01 | Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской академии наук (ИВТЭ УрО РАН) | Installation for determining the rate of corrosion of materials in molten salts |
| RU2788155C1 (en) * | 2022-05-19 | 2023-01-17 | Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской академии наук (ИВТЭ УрО РАН) | Device for preparation, purification and research of physical and chemical properties of melts of alkali metal halide |
| RU2799242C1 (en) * | 2023-03-15 | 2023-07-04 | Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской академии наук (ИВТЭ УрО РАН) | Apparatus for high-temperature corrosion studies of the physical and chemical properties of materials in molten salts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105067504A (en) | 2015-11-18 |
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