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Environment-friendly anti-corrosion lightning-prevention grounding electrode and preparation method thereof

A lightning protection grounding and anti-corrosion technology, applied in anti-corrosion coatings, connecting contact materials, epoxy resin coatings, etc., can solve the problems of high cost of copper grounding materials, easy corrosion damage, environmental pollution, etc. The effect of corrosion and electrical conductivity, low cost, broad market prospects

Active Publication Date: 2019-01-04
宁夏中科天际防雷研究院有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In order to ensure the safety, stability and smooth flow of transmission lines, people often set up grounding devices for lightning protection. Grounding devices are the general term for grounding bodies and grounding wires. Although the copper grounding materials commonly used today can meet the requirements of the grounding service life, However, it is extremely not resistant to corrosion, especially in soils with high salinity and chloride ion content, it is easily damaged by corrosion and fails. At the same time, because copper is a heavy metal, the copper ions produced after corrosion have a strong ability to pollute groundwater and soil. , pollute the environment, on the other hand, copper is a monetary metal, which also causes the cost of copper grounding materials to be high

Method used

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  • Environment-friendly anti-corrosion lightning-prevention grounding electrode and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] An environment-friendly anti-corrosion and lightning protection grounding electrode is made of flat steel braided into a braided wire and coated with an anti-corrosion coating on its surface. The whole body of the grounding electrode is connected to the earth, and one end is connected to the protected body through a joint. The anti-corrosion coating includes the following raw materials in parts by weight: 25 parts of modified bisphenol A epoxy resin, 5 parts of curing agent, 0.2 part of leveling agent, 0.2 part of brightener, 0.1 part of anti-porosity agent, conductive mica 2 parts, 4 parts of antimony tin oxide, 1 part of furan modified epoxy resin, 0.1 part of diethylaminopropylamine, 0.1 part of oleic acid, 0.1 part of benzotriazole, 0.1 part of silane coupling agent. Wherein, the conductive mica is a 300-mesh flake conductive mica; the curing agent is a linear resin with 2-methylimidazole and bisphenol A as end groups; the leveling agent is 788 leveling agent; the br...

Embodiment 2

[0028] An environment-friendly anti-corrosion and lightning protection grounding electrode is made of flat steel braided into a braided wire and coated with an anti-corrosion coating on its surface. The whole body of the grounding electrode is connected to the earth, and one end is connected to the protected body through a joint. The anti-corrosion coating includes the following raw materials in parts by weight: 60 parts of modified bisphenol A epoxy resin, 25 parts of curing agent, 2 parts of leveling agent, 2 parts of brightening agent, 1.5 parts of anti-porosity agent, conductive mica 20 parts, 28 parts of antimony tin oxide, 10 parts of furan modified epoxy resin, 1 part of diethylaminopropylamine, 1 part of oleic acid, 1 part of benzotriazole, 1 part of silane coupling agent. Wherein, the conductive mica is a 300-mesh flake conductive mica; the curing agent is a linear resin with 2-methylimidazole and bisphenol A as end groups; the leveling agent is 788 leveling agent; the...

Embodiment 3

[0034] An environment-friendly anti-corrosion and lightning protection grounding electrode is made of flat steel braided into a braided wire and coated with an anti-corrosion coating on its surface. The whole body of the grounding electrode is connected to the earth, and one end is connected to the protected body through a joint. The anti-corrosion coating includes the following raw materials in parts by weight: 30 parts of modified bisphenol A epoxy resin, 12 parts of curing agent, 1 part of leveling agent, 1.1 parts of brightener, 0.6 part of anti-porosity agent, conductive mica 10 parts, 14 parts of antimony tin oxide, 5 parts of furan modified epoxy resin, 0.5 part of diethylaminopropylamine, 0.5 part of oleic acid, 0.5 part of benzotriazole, 0.5 part of silane coupling agent. Wherein, the conductive mica is a 300-mesh flake conductive mica; the curing agent is a linear resin with 2-methylimidazole and bisphenol A as end groups; the leveling agent is 788 leveling agent; the...

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Abstract

The invention discloses an environment-friendly anti-corrosion lightning-prevention grounding electrode. The environment-friendly anti-corrosion lightning-prevention grounding electrode is formed by weaving flat steel into a woven wire and coating the surface of the woven wire with an anti-corrosion coating, and the anti-corrosion coating is prepared from, by weight, 25-60 parts of modified bisphenol A-type epoxy resin, 5-25 parts of curing agent, 0.2-2 parts of leveling agent, 0.2-2 parts of brightener, 0.1-1.5 parts of pore eliminating agent, 2-20 parts of conductive mica, 4-28 parts of antimony tin oxide, 1-10 parts of furan-modified epoxy resin, 0.1-1 part of diethylaminopropylamine, 0.1-1 part of oleic acid, 0.1-1 part of benzotriazole and 0.1-1 part of silane coupling agent. The invention further discloses a preparation method of the environment-friendly anti-corrosion lightning-prevention grounding electrode. The prepared lightning-prevention grounding electrode has excellent corrosion resistance and electrical conductivity and low cost, saves energy, protects the environment and has broad market prospects.

Description

technical field [0001] The invention relates to the technical field of electrical grounding, in particular to an environment-friendly corrosion-resistant and lightning-proof grounding electrode and a preparation method thereof. Background technique [0002] The grounding system is an important part of the power system. It is responsible for connecting electrical equipment to the earth, thereby providing a stable reference ground potential, and providing a release channel for the working current, fault current, and lightning current. Therefore, the stability of the grounding system has a great impact on the power system. Safe operation is of great significance. In order to ensure the safety, stability and smooth flow of transmission lines, people often set up grounding devices for lightning protection. Grounding devices are the general term for grounding bodies and grounding wires. Although the copper grounding materials commonly used today can meet the requirements of the gr...

Claims

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Application Information

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IPC IPC(8): C09D163/00C09D5/08C09D5/03C09D5/24C09D7/61C09D7/63H01R4/66
CPCC08L2205/025C09D5/033C09D5/08C09D5/24C09D163/00H01R4/66C08L63/00C08K13/02C08K3/34C08K3/22C08K5/09C08K5/17
Inventor 高攀亮彭汉涛董娜
Owner 宁夏中科天际防雷研究院有限公司