3 ms·
The old SG's were 1.5% plugged, so efficiency was only down a bit. The real issue is that some Westinghouse Steam Generators have issues with unexpected vibrat
by opwieurposiu 4y ago
The old SG's were 1.5% plugged, so efficiency was only down a bit. The real issue is that some Westinghouse Steam Generators have issues with unexpected vibrations that wear holes in the tubes.
https://www.nrc.gov/docs/ML2113/ML21130A040.pdf https://www.nrc.gov/docs/ML2113/ML21130A040.pdf
https://www.nrc.gov/reading-rm/doc-collections/gen-comm/bulletins/1988/bl88002.html https://www.nrc.gov/reading-rm/doc-collections/gen-comm/bull...