CN205354685U - Radiation resistance composite cable based on magnesium aluminate spinel is insulating - Google Patents
Radiation resistance composite cable based on magnesium aluminate spinel is insulating Download PDFInfo
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- CN205354685U CN205354685U CN201521066157.0U CN201521066157U CN205354685U CN 205354685 U CN205354685 U CN 205354685U CN 201521066157 U CN201521066157 U CN 201521066157U CN 205354685 U CN205354685 U CN 205354685U
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- magnesium aluminate
- aluminate spinel
- composite cable
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Abstract
The utility model belongs to the power transmission field specifically discloses radiation resistance composite cable based on magnesium aluminate spinel is insulating, and is interior to outer including conductor, magnesium aluminate spinel insulating layer, metal armour, the outside of metal armour is vacuum environment, magnesium aluminate spinel insulating layer main component is mgAl2O4, and mgAl2O4's weight proportion is greater than 99%, the conductor is metal conduit or a plurality of plain conductor. The utility model discloses a design metal armour for the cable can carry out power transmission under the condition of vacuum, through design mgAl2O4's the weight proportion magnesium aluminate spinel insulating layer that is greater than 99%, solved the easy moisture absorption of cable and made the problem that insulating properties descends.
Description
Technical field
This utility model belongs to field of power transmission, is specifically related to the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation.
Background technology
In order to suppress the unstability of plasma, realize various tokamak fusion assay function, need to arrange multiple Inside coil as in the vacuum chamber of the core component of tokamak fusion assay device, including towards the shielded coil in the various diagnosis coils of plasma, high-intensity magnetic field, edge local mode and vertical judder coil, divertor alihnment coil, TBM Active Compensation coil etc..The strong radiation environment (neutron irradiation and radiated by gamma-ray) of fusion reaction all will be faced due to these Inside coils, operating temperature higher (more than 300 degree), therefore can not adopt the common insulant such as epoxy resin and glass fibre to realize the electric insulation of coil inside.
Current International Thermal-Nuclear Experimental Reactor (ITER) mainly adopts a kind of signal transmssion line based on magnesian mineral insulated cable as internal vacuum chamber coil piece and various diagnostic system.Magnesium oxide is easily moisture absorption in preparation and use procedure, affects the performance of insulating properties, and in the fusion reactor of the irradiation operating mode more higher than ITER, its use also receives the restriction of its Radiation hardness.
Utility model content
The purpose of this utility model is for providing a kind of Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation, it is possible to the problem solving the electric power transmission under vacuum condition and the easy moisture absorption of insulated cable and making decreasing insulating.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
Based on the Flouride-resistani acid phesphatase composite cable of magnesium aluminate spinel insulation, it includes conductor, magnesium aluminate spinel insulating barrier, metal armor from inside to outside；The outside of metal armor is vacuum environment；Magnesium aluminate spinel insulating barrier is mainly composed of MgAl2O4, MgAl2O4Part by weight more than 99%.
Described conductor is metal catheter, and the hollow space of described metal catheter is cooling duct；Cooling duct is built with coolant.
Described coolant is water, CO2, helium.
Described conductor is some plain conductors.
Described metal armor is austenitic stainless steel, martensitic stain less steel or nickel-base alloy.
The material of described conductor is oxygen-free copper, zirconium chromium-copper or rustless steel.
The thickness of described magnesium aluminate spinel insulating barrier is 0.1mm-10mm.
The beneficial effects of the utility model are:
A kind of Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation that this utility model provides, by designing metal armor so that cable can carry out electric power transmission under vacuum；By designing MgAl2O4The part by weight magnesium aluminate spinel insulating barrier more than 99%, the problem solving the easy moisture absorption of cable and making decreasing insulating.
Accompanying drawing explanation
The schematic diagram of the first embodiment of the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation that Fig. 1 provides for this utility model；
Fig. 2 is the schematic diagram of the second embodiment.
In figure: 1. metal catheter, 2. magnesium aluminate spinel insulating barrier, 3. metal armor, 4. cooling duct, 5. plain conductor.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model and beneficial effect are further illustrated.
As it is shown in figure 1, in the first embodiment, the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation that this utility model provides includes metal catheter 1, magnesium aluminate spinel insulating barrier 2, metal armor 3 from inside to outside.The outside of metal armor 3 is vacuum environment.The hollow space of metal catheter 1 is cooling duct 4.Metal catheter 1, built with coolant, is carried out active cooling by cooling duct 4.
Coolant can be selected for water, CO2, helium.Metal armor 3 can be selected for austenitic stainless steel, martensitic stain less steel, nickel-base alloy；Metallic conductor 1 can be selected for oxygen-free copper, zirconium chromium-copper, rustless steel.Magnesium aluminate spinel insulating barrier 2 is mainly composed of MgAl2O4, wherein MgAl2O4Part by weight more than 99%, the thickness of insulating barrier is between 0.1mm-10mm.
The insulating barrier of prior art generally adopts magnesium oxide.Compared with the magnesium oxide of prior art, the anti-neutron irradiation ability of magnesium aluminate spinel is magnesian 4 times, simultaneously, it is possible to effectively solve magnesium oxide insulating cable magnesian sucting wet problem in preparation and use procedure.
As in figure 2 it is shown, in the second embodiment, in the first embodiment metal catheter 1 be replaced by 3 plain conductors 5.
Preparing the method based on the Flouride-resistani acid phesphatase composite cable of magnesium aluminate spinel insulation of the present utility model is:
(1) undertaken aligning, cleaning by the tubing making metal armor 3；
(2) by make metal catheter 1/ plain conductor 5 wire rod or tubing carry out aligning, cleaning；
(3) MgAl is prepared2O4Porcelain ring: by the ratio MgAl more than more than 99%2O4Active powder is pressed into the first base that Intermediate Gray is porose, and sinters drying；
(4) by metal armor 3, metal catheter 1/ plain conductor 5 and the MgAl prepared2O4Porcelain ring is assembled into composite construction；
(5) the composite construction vacuum drying that will assemble；
(6) undertaken stretching and aligning by the complex structure body after vacuum drying.
Claims (7)
1. based on the Flouride-resistani acid phesphatase composite cable of magnesium aluminate spinel insulation, it is characterised in that: it includes conductor, magnesium aluminate spinel insulating barrier (2), metal armor (3) from inside to outside；The outside of metal armor (3) is vacuum environment；Magnesium aluminate spinel insulating barrier (2) is mainly composed of MgAl2O4, MgAl2O4Part by weight more than 99%.
2. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to claim 1, it is characterised in that: described conductor is metal catheter (1), and the hollow space of described metal catheter (1) is cooling duct (4)；Cooling duct (4) is built with coolant.
3. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to claim 2, it is characterised in that: described coolant is water, CO2, helium.
4. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to claim 1, it is characterised in that: described conductor is some plain conductors (5).
5. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to any one of claim 1 to 4, it is characterised in that: described metal armor (3) is austenitic stainless steel, martensitic stain less steel or nickel-base alloy.
6. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to any one of claim 1 to 4, it is characterised in that: the material of described conductor is oxygen-free copper, zirconium chromium-copper or rustless steel.
7. the Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation according to any one of claim 1 to 4, it is characterised in that: the thickness of described magnesium aluminate spinel insulating barrier (2) is 0.1mm-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066157.0U CN205354685U (en) | 2015-12-18 | 2015-12-18 | Radiation resistance composite cable based on magnesium aluminate spinel is insulating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066157.0U CN205354685U (en) | 2015-12-18 | 2015-12-18 | Radiation resistance composite cable based on magnesium aluminate spinel is insulating |
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| Publication Number | Publication Date |
|---|---|
| CN205354685U true CN205354685U (en) | 2016-06-29 |
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| CN201521066157.0U Active CN205354685U (en) | 2015-12-18 | 2015-12-18 | Radiation resistance composite cable based on magnesium aluminate spinel is insulating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106898413A (en) * | 2015-12-18 | 2017-06-27 | 核工业西南物理研究院 | Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation |
| CN107453534A (en) * | 2017-06-23 | 2017-12-08 | 浙江捷昌线性驱动科技股份有限公司 | A kind of solar light-heat power-generation electric pushrod |
-
2015
- 2015-12-18 CN CN201521066157.0U patent/CN205354685U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106898413A (en) * | 2015-12-18 | 2017-06-27 | 核工业西南物理研究院 | Flouride-resistani acid phesphatase composite cable based on magnesium aluminate spinel insulation |
| CN107453534A (en) * | 2017-06-23 | 2017-12-08 | 浙江捷昌线性驱动科技股份有限公司 | A kind of solar light-heat power-generation electric pushrod |
| CN107453534B (en) * | 2017-06-23 | 2024-04-02 | 浙江捷昌线性驱动科技股份有限公司 | Electric push rod for solar photo-thermal power generation |
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