Tundish Cover Flux Thickness Measurement Method and Instrumentation Based on Computer Vision in Continuous Casting Tundish

Figure 19

Schematic diagram of the corresponding point vertical coordinate between the world coordinates system and the image coordinates system. Point 𝑄 has the same vertical coordinate with the point 𝑃 in the plane ABCD, and the corresponding point of point 𝑄 in the image is point 𝑄^′, and 𝑄^′𝐺^′=𝑝_𝑦.