Image method measuring system and method for measuring bending and distortion of nuclear fuel assembly

• Main Authors: ZHU YONGHUI, GAO SANJIE, YANG LEI, QIU SHAOYU, SI FENGWEI, LUO QIANG, WANG ZHE
• Format: Patent
• Language: Chinese; English
• Published: 30.05.2023
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; NUCLEAR ENGINEERING; NUCLEAR PHYSICS; NUCLEAR REACTORS; PHYSICS; TESTING

The invention relates to the technical field of fuel assembly pool edge inspection after irradiation, and discloses an image method measuring system and method for measuring the bending and distortion of a nuclear fuel assembly, the image method measuring system for measuring the bending and distortion of the nuclear fuel assembly comprises a data acquisition unit, a data processing unit, a moving mechanism and a target assembly; the target assembly comprises a target used for size measurement, comparison and identification of an image, and the target and the fuel assembly are arranged on the two sides of the moving mechanism respectively. The data acquisition unit comprises a target camera and a measurement camera, and the target camera and the measurement camera are respectively used for acquiring images of a target and a fuel assembly and transmitting the acquired images to the data processing unit; the data processing unit calculates a bending value and a distortion value of the fuel assembly according to