CN202394573U - 1E-level K1 type cable for nuclear power station - Google Patents
1E-level K1 type cable for nuclear power station Download PDFInfo
- Publication number
- CN202394573U CN202394573U CN2011205517533U CN201120551753U CN202394573U CN 202394573 U CN202394573 U CN 202394573U CN 2011205517533 U CN2011205517533 U CN 2011205517533U CN 201120551753 U CN201120551753 U CN 201120551753U CN 202394573 U CN202394573 U CN 202394573U
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- insulated wire
- nuclear power
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- power station
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a 1E-level K1 type cable for a nuclear power station, comprising a plurality of insulated wire cores, a belting (5), an oxygen insulating layer (6), a metal armor layer (7) and a sheath layer (8), wherein the belting (5), the oxygen insulating layer (6), the metal armor layer (7) and the sheath layer (8) are sequentially arranged outside the plurality of insulated wire cores; a filling layer (4) is arranged among the insulated wire cores; each insulated wire core consists of a conductor (1), a fireproof mica tape (2) and an insulating layer (3) from inside to outside, wherein the conductor (1) is formed by mutually twisting a plurality of copper conductors; the belting (5) is a low-smoke halogen-free flame-resistant radiation-resistant belting; a filler in the filling layer (4) is a low-smoke halogen-free flame-resistant radiation-resistant filler; and the oxygen insulating layer (6) is a low-smoke halogen-free flame-resistant radiation-resistant oxygen insulating layer. The 1E-level K1 type cable of the nuclear power station has the characteristics of high flame resistance, radiation resistance, high strength, good toughness, high dielectric constant and the like, is easy to machine and form, and can meet requirements of the 1E-level K1 type cable for the nuclear power station.
Description
Technical field
The utility model relates to a kind of cable, especially a kind of nuclear power station 1E level K1 class cable.
Background technology
Beginning in 2011, country is according to " energy development " 12 " planning ", " emerging energy industrial development planning ", and Chinese the year two thousand twenty carbon emission intensity reduces 40-45%, and non-fossil energy ratio will reach 15%.For reaching this target, China will significantly promote the installation total amount aspect water power, nuclear power, wind-powered electricity generation, photovoltaic generation and the biomass energy.Based on advantages such as stability and economy; Nuclear power will become the main flow of following clean energy resource, and nuclear power installation total amount will have expert even the installed capacity of prediction the year two thousand twenty nuclear power will reach 100,000,000 kilowatts from present about 1,016 ten thousand kilowatts be increased to the year two thousand twenty 7,500 ten thousand kilowatts; To have an appointment in following 10 years ten times growth space; And in the decades in future, nuclear power will become unique most possible extensive clean energy resource that substitutes coal.
1E level K1 nucleoid level cable requires to have anti-nuclear environment performance, and its environment for use is harsh, security requirement is strict, is the bigger nuclear level cable product of designing technique, manufacturing technology and experimental technique difficulty.Macromolecular materials such as the normally filling-modified crosslinked polyolefin resin of 1E level K1 employed insulation of class cable that domestic corporation produces and protective cover material, ethylene-propylene rubber, ethylene-vinyl acetate copolymer; In order to satisfy the demand of 1E level K1 class cable; Contain a large amount of fire retardants, anti-irradiation agent in these protective cover materials; Its content is generally greater than 50% parts by weight, and the adding that so adds component has in a large number caused the decline of material mechanical performance and the lifting of difficulty of processing.
The utility model content
The utility model technical problem to be solved provides a kind of nuclear power station 1E level K1 class cable, and this cable has that high flame retardant, radioresistance, intensity are high, good toughness and be convenient to advantage such as processing, can satisfy the nuclear plant safety requirement.
In order to solve above-mentioned technical problem; The technical scheme of the utility model is: a kind of nuclear power station 1E level K1 class cable; Comprise band, oxygen barrier layer, metal armouring layer and restrictive coating that a plurality of insulated wire cores and insulated wire cores set gradually outward; Be provided with packing layer between said insulated wire cores, said insulated wire cores is made up of the many mutual stranded conductors of forming of copper conductor, fire-resistant isinglass belt and insulating barriers respectively from inside to outside, and said band is a low-smoke non-halogen flame-retardant radiation hardness band; The filler of said packing layer is a low-smoke non-halogen flame-retardant radiation hardness filler, and said oxygen barrier layer is a low-smoke non-halogen flame-retardant radiation hardness oxygen barrier layer.
For the ease of processing and manufacturing, make cable have the characteristics of good radiation hardness, fire-retardant and environmental corrosion resisting, the material of said insulating barrier, restrictive coating is a Polyimidesiloxane.
The utlity model has characteristics such as high flame retardant, radiation hardness, intensity height, good toughness, dielectric constant height, and it is easy to machine-shaping, can satisfies the requirement of nuclear power station 1E level K1 class cable, it is convenient to manufacture.The Polyimidesiloxane new material that uses has improved radiation hardness, the anti-flammability of cable as the insulating barrier and the restrictive coating of cable, and its various other serviceabilities also can be improved, and are convenient to processing and manufacturing more.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation.
Accompanying drawing 1 is the structural representation of the utility model.
Embodiment
Shown in accompanying drawing 1; Nuclear power station 1E level K1 class cable comprises band 5, oxygen barrier layer 6, metal armouring layer 7 and the restrictive coating 8 that a plurality of insulated wire cores and insulated wire cores set gradually outward; Be provided with packing layer 4 between said insulated wire cores, said insulated wire cores is made up of the mutual stranded conductor of forming of many copper conductors 1, fire-resistant isinglass belt 2 and insulating barrier 3 respectively from inside to outside.
Conductor 1 adopts zinc-plated annealed copper skein silk system to form, and fire-resistant isinglass belt 2 adopts two plies wrapped, Duplication 50%, and insulating barrier 3 is extruded in the skin of fire-resistant isinglass belt 2 through extruder.
Said band 5 is a low-smoke non-halogen flame-retardant radiation hardness band, and the filler of said packing layer 4 is a low-smoke non-halogen flame-retardant radiation hardness filler, and said oxygen barrier layer 6 is a low-smoke non-halogen flame-retardant radiation hardness oxygen barrier layer.
It is wrapped that some insulated cores use low-smoke non-halogen flame-retardant radiation hardness band 5 to carry out outward; Low-smoke non-halogen flame-retardant radiation hardness filler is filled in gap between insulated wire cores; The skin of band 5 extrudes low-smoke non-halogen flame-retardant radiation hardness oxygen barrier layer 6; Carry out metal armouring outside the oxygen barrier layer 6, outermost layer extrudes Polyimidesiloxane restrictive coating 8.
For improving the electric property of cable; The material of said insulating barrier 3, restrictive coating 8 is a Polyimidesiloxane; It is prepared that Polyimidesiloxane carries out copolycondensation by alkylsiloxane, phenyl siloxane and aromatic series dianhydride and aromatic diamine, and Polyimidesiloxane constitutes the 1E level K1 class cable of insulating barrier 3, restrictive coating 8, is convenient to processing and manufacturing; And have the characteristics of good radiation hardness, fire-retardant and environmental corrosion resisting, can satisfy the demand of cables of nuclear power.
The foregoing description limits the utility model never in any form, and every employing is equal to the technical scheme that replacement or the mode of equivalent transformation obtain and all drops in the protection range of the utility model.
Claims (2)
1. nuclear power station 1E level K1 class cable; Comprise band (5), oxygen barrier layer (6), metal armouring layer (7) and restrictive coating (8) that insulated wire cores and insulated wire cores set gradually outward; Be provided with packing layer (4) between said insulated wire cores; Said insulated wire cores is made up of the many mutual stranded conductors of forming of copper conductor (1), fire-resistant isinglass belt (2) and insulating barrier (3) respectively from inside to outside; It is characterized in that: said band (5) is a low-smoke non-halogen flame-retardant radiation hardness band, and the filler of said packing layer (4) is a low-smoke non-halogen flame-retardant radiation hardness filler, and said oxygen barrier layer (6) is a low-smoke non-halogen flame-retardant radiation hardness oxygen barrier layer.
2. nuclear power station 1E level K1 class cable according to claim 1, it is characterized in that: the material of said insulating barrier (3), restrictive coating (8) is a Polyimidesiloxane.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011205517533U CN202394573U (en) | 2011-12-27 | 2011-12-27 | 1E-level K1 type cable for nuclear power station |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011205517533U CN202394573U (en) | 2011-12-27 | 2011-12-27 | 1E-level K1 type cable for nuclear power station |
Publications (1)
Publication Number | Publication Date |
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CN202394573U true CN202394573U (en) | 2012-08-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2011205517533U Expired - Fee Related CN202394573U (en) | 2011-12-27 | 2011-12-27 | 1E-level K1 type cable for nuclear power station |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103325497A (en) * | 2013-06-25 | 2013-09-25 | 江苏凯诺电缆集团有限公司 | Covering method of class 1E category K1 cables for nuclear power station |
CN107123473A (en) * | 2017-06-22 | 2017-09-01 | 江苏华亚电缆有限公司 | A grades of flame-retardant fire-resistant power cables of 1E grades of K3 used in nuclear power station |
CN112562890A (en) * | 2020-12-09 | 2021-03-26 | 浙江中兴电缆有限公司 | Improved generation high fire-retardant structural control fire resisting cable |
-
2011
- 2011-12-27 CN CN2011205517533U patent/CN202394573U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103325497A (en) * | 2013-06-25 | 2013-09-25 | 江苏凯诺电缆集团有限公司 | Covering method of class 1E category K1 cables for nuclear power station |
CN107123473A (en) * | 2017-06-22 | 2017-09-01 | 江苏华亚电缆有限公司 | A grades of flame-retardant fire-resistant power cables of 1E grades of K3 used in nuclear power station |
CN112562890A (en) * | 2020-12-09 | 2021-03-26 | 浙江中兴电缆有限公司 | Improved generation high fire-retardant structural control fire resisting cable |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20151227 |
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EXPY | Termination of patent right or utility model |