Vacuum degassing tank diagnosis support device, diagnosis support method, diagnosis method and maintenance method

摘要

This diagnostic support device is a diagnostic support device for a vacuum degassing tank having an immersion tube extending downward, and when viewed from a plan view, the inner circumferential surface of the immersion tube is viewed obliquely downward in a state disposed outside the inner circumferential surface of the immersion tube. A camera that photographs an image and acquires the image as data, and an image processing device connected to the camera to perform image processing of the data.