海上光伏关键结构的腐蚀与防护综述

陈晓华, 满成, 甄永泰, 付龙, 崔洪芝

Review on Corrosion and Protection of Key Structures for Offshore Photovoltaic Industry

CHEN Xiaohua, MAN Cheng, ZHEN Yongtai, FU Long, CUI Hongzhi

表3 4种防腐技术指标对照表[71]

Table 3 Comparison table of four anti-corrosion technical indicators[71]

Surface treatment method Thickness / μm HV hardness Salt spray test / h Adhesive strength Combination mode Cost (¥/kg) Fluorocarbon coating 25-60 2-5 3000 4 Mechanical bonding 3 Zinc impregnation 5-85 350-550 96-3000 1 Diffusion metallurgy 4 Dacromet 5-15 2-6 1000 4 Oxidation 3 Phosphating 5-20 500-550 100 3 Chemical oxidation 2