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Control cable used for nuclear power station

A technology for controlling cables and nuclear power plants. It is applied in the direction of insulated cables, cables, circuits, etc. It can solve the problems of affecting the work of base stations, high replacement costs, and short service life, so as to reduce environmental pollution, improve regeneration quality, and enhance corrosion resistance. Effect

Inactive Publication Date: 2017-08-11
安徽省无为县经纬电缆附件有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the control cables used in nuclear power plants are mostly cables with anti-interference ability, insulation shielding ability, and poor weather resistance. If there is a failure, the replacement cost is high, and it brings great risks to the safe and stable operation of the nuclear power plant

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] A control cable for nuclear power plants proposed by the present invention comprises: a cable core and an outer sheath coated on the outside of the cable core, and the raw materials of the outer sheath include by weight: 130 parts of main materials, dibenzoyl peroxide 0.6 parts, 1 part of 1,1,3,3-tetramethylperoxyphenoxybutyl acetate, 0.8 parts of 1,1-bis-(tert-butylperoxy)cyclohexane, 1 part of accelerator TMTD, 16 parts of melamine polyphosphate, 20 parts of microcapsule red phosphorus, 25 parts of melamine cyanurate, 10 parts of dicyandiamide, 70 parts of peat tobacco stem compound, 4 parts of silane coupling agent, 5 parts of lubricant, antioxidant 2 servings.

Embodiment 2

[0015] A control cable for nuclear power plants proposed by the present invention comprises: a cable core and an outer sheath coated on the outside of the cable core, and the raw materials of the outer sheath include by weight: 150 parts of main material, dibenzoyl peroxide 0.3 parts, 2 parts of 1,1,3,3-tetramethylperoxyphenoxybutyl acetate, 0.5 parts of 1,1-bis-(tert-butylperoxy)cyclohexane, 2 parts of accelerator TMTD, 8 parts of melamine polyphosphate, 30 parts of microcapsule red phosphorus, 15 parts of melamine cyanurate, 20 parts of dicyandiamide, 50 parts of peat and tobacco stem compound, 8 parts of silane coupling agent, 3 parts of lubricant, antioxidant 4 parts.

[0016] The peat and tobacco stem compound is prepared by the following process: heat up and dry the peat, add anhydrous calcium carbonate to stir, send it to an anaerobic muffle furnace to heat up, keep warm, cool, grind, add nitric acid solution to stir, wash until it becomes neutral, and dry To constant ...

Embodiment 3

[0018] A control cable for nuclear power plants proposed by the present invention comprises: a cable core and an outer sheath coated on the outside of the cable core, and the raw materials of the outer sheath include by weight: 140 parts of main material, dibenzoyl peroxide 0.45 parts, 1.6 parts of 1,1,3,3-tetramethylperoxyphenoxybutyl acetate, 0.65 parts of 1,1-bis-(tert-butylperoxy)cyclohexane, 1.5 parts of accelerator TMTD, 12 parts of melamine polyphosphate, 25 parts of microcapsule red phosphorus, 20 parts of melamine cyanurate, 15 parts of dicyandiamide, 60 parts of peat tobacco stem compound, 6 parts of silane coupling agent KH550, 4 parts of lubricant, antioxidant 3 doses.

[0019] The main ingredients include by weight: 30 parts of nylon modified polyethylene, 40 parts of polypropylene, and 70 parts of EPDM rubber.

[0020] The peat tobacco stem compound is prepared by the following process: heat and dry 40 parts of peat by weight, add 15 parts of anhydrous calcium c...

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PUM

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Abstract

The invention discloses a control cable used for a nuclear power station. The control cable comprises a cable core and an outer sheath which wraps the outer side of the cable core, wherein the outer sheath is prepared form, by weight, 130-150 parts of main ingredients, 0.3-0.6 part of dibenzoyl peroxide, 1-2 parts of 1,1,3,3-tetramethyl benzene peroxide oxygroup butyl acetate, 0.5-0.8 part of 1,1-double-(tert-butyl peroxide) cyclohexane, 1-2 parts of accelerant TMTD, 8-16 parts of melamine pyrophosphate, 20-30 parts of microencapsulated red phosphorus, 15-25 parts of melamine cyanurate acid, 10-20 parts of cyanoguanidine, 50-70 parts of grass carbon tobacco stem compounds, 4-8 parts of silane coupling agents, 3-5 parts of lubricant and 2-4 parts of antioxidant. The control cable is good in corrosion resistance property, aging resistance property, wear resistance property and high temperature resistance property, high in mechanical strength, and long in service life.

Description

technical field [0001] The invention relates to the technical field of cables, in particular to a control cable for nuclear power plants. Background technique [0002] At present, the control cables used in nuclear power plants are mostly cables with anti-interference ability, insulation shielding ability, and poor weather resistance. If there is a failure, the replacement cost is high, which brings great risks to the safe and stable operation of the nuclear power plant. Contents of the invention [0003] Based on the technical problems in the background technology, the present invention proposes a control cable for nuclear power plants, which has good corrosion resistance and aging resistance, excellent wear resistance, high temperature resistance, high mechanical strength and long service life. [0004] A control cable for nuclear power plants proposed by the present invention comprises: a cable core and an outer sheath coated on the outside of the cable core, and the r...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/16C08L23/12C08L23/06C08L77/00C08K13/06C08K5/14C08K9/10C08K5/3492C08K5/315C08K3/02C08K5/544C08K3/04C08K3/34C08K5/52H01B3/28H01B7/17H01B7/28
CPCC08L23/16C08K2003/026C08L2201/08C08L2203/202C08L2205/02C08L2205/035H01B3/28H01B7/17H01B7/28C08L23/12C08L23/06C08L77/00C08K13/06C08K5/14C08K9/10C08K5/34924C08K5/3155C08K3/02C08K5/544C08K3/04C08K3/346C08K5/5205
Inventor 夏泽坤夏江涛李莉
Owner 安徽省无为县经纬电缆附件有限公司
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