基于电磁感应红外热成像技术的涂层缺陷检测

赵岩, 粘磊, 王钰, 唐晓

Coating Defect Detection Based on Electromagnetic Induction Infrared Thermal Imaging Technology

ZHAO Yan, NIAN Lei, WANG Yu, TANG Xiao

表1 涂层缺陷类型定性判断标准表

Table 1 Table of qualitatively judging criteria for coating defect types

Defect color ΔT / ℃ Defect shape Defect type Bright area 0.5 ~ 1 Irregular region Corrosion cracking of coating Bright area 0 ~ 0.5 Irregular region Metal corrosion under coating Dark space < 1.5 roundness Coating bubbling Dark space > 2 Circular/irregular areas Coating stripping Dark space > 2 linear Coating scratch