TURBO-MACHINERY AND IMPELLER INSPECTING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a turbo-machinery and an impeller inspecting device wherein confirmation of an internal part is effected during operation of a machinery in an actual use. SOLUTION: A water flowing part 14 is provided internally and a photographing device (an impeller inspecting device) to photograph the status of flowing water is situated at the water flowing part 14. The photographing device 20 is provided with a camera and a light source. The light source may be flashed in synchronism with rotation of a runner (an impeller) 1. COPYRIGHT: (C)2004,JPO