Topic:"Asset Management" in M03626

Low Temperature Superheater (L TSH): Tube, tube bend and shield upgrades - $350,000 The quantity of tubes, tube bends and shields to be replaced was confirmed during the detailed inspections during the Unit 1 outage in 2010. Tubes and tube...

AI summary The document outlines various boiler refurbishment projects at Lingan 1, including upgrades to the Low Temperature Superheater, High Temperature Superheater, and the Back Pass Division Wall. These projects aim to mitigate risks of tube failures, improve tube protection, and ensure compliance with ASME specifications.

Turbine The LP shroud was inspected with UT thickness measurements. Areas of less than 0.125" were repaired by pad weld overlay. There were eleven { II} areas for a total of thirty-six inches {36"} on the Turbine lower end identified and r...

AI summary The turbine and generator components were inspected using ultrasonic testing, revealing areas requiring repair through pad weld overlay. Repairs were made on the turbine and generator ends, and all inspection results were sent to NSPI Engineering for evaluation.

- 7 2-H-I sections wall penetration tubes). 1 Request IR-4: 2 3 Are consistent procedures being followed in the periodic internal inspections such that 4 most/all tubes approaching end of useful life should be detected in a timely manner?...

AI summary The document outlines responses to information requests regarding the inspection and replacement of boiler tubes. It confirms consistent inspection procedures, no changes in operating procedures, and that the tubes have exceeded their typical 20-year life expectancy.