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原因と対策2011� ��1月11日11時00� �.pdf

20110111_3.pdf

🔗 Source: ensc.jp

📊 Size: 474 KB

👤 Author: 10015504

⬇️ Downloads: 194

Summary

On August 16, 2010, at 11:35, a leak of approximately 120cc of primary coolant water was discovered from the inspection flange of the No. 2 charging pump (2B) at the Ikata Nuclear Power Plant. The leak was found to be caused by damage to the O-ring seal between the lift stopper and the pump casing. The damaged O-ring was replaced, and the pump was restarted after confirmation that there was no further leakage. The incident did not affect the operation of the plant or the environment, and the cause of the leak was determined to be the repeated loading of the O-ring due to the fluctuation of fluid pressure.

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Description

On August 16, 2010, at 11:35, a leak of approximately 120cc of primary coolant water was discovered from the inspection flange of the No.

Technical Information

File Format: PDF
File Size: 474 KB
Pages: 11
Language: EN
Author: 10015504
Total Downloads: 194
Last Updated: 1 month ago

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