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chronicle companion images

Turbine Failure in Recuperative Heater "A & B"

IMAGE #1 Tubesheet Map
Chron38 Image1 Tubesheet map.jpg
IMAGE #2
Side View of Exchanger & Corrosion Location
Chron38 Image2 Exchanger Side View.png
Detubing Baffle
 
IMAGE #3
3D images of the exchanger representing views
illustrative of the corrosion issues
Chron38 Image3 3D.jpg
PHOTO #1
Discoloration of the Tubing in the Affected Zone
(Top 2 Tubes)
MVC-003Sb.jpg
PHOTO #2
Close up of failure site located at the 2nd baffle the north tubesheet. The round shape of the through wall failure is indicative of a corrosive force.
Hole which was aligned at the top edge of the tube axis.
(Note: Acid corrosion outline adjacent to the hole.)
MVC-005Sb.jpg
PHOTO #3
Close up of failure site located
at the 1st baffle at the north tubesheet.
PHOTO #4
Hole which was Aligned at the Top Edge of the Tube Axis
Chron38 MVC-004S-1c.jpg
PHOTO #5
Another Example of hole which was aligned at the top edge of the tube axis.
(Note: Acid corrosion outline adjacent to the hole.)
Chron38 G1MVC-013S-1c.jpg
PHOTO #6
Note: Striations formed emanating from the hole indicative of acidic process stream.
Chron38 L2MVC-017S-1c.jpg
Additional Views
(Click to enlarge any images on this page)
Chron38 MVC-019S-1c.jpg
Chron38 G1MVC-016S-1c.jpg
Chron38 G1MVC-020S-1c.jpg
Chron38 MVC-002S-1cCrp.jpg
Chron38 L1MVC-007S-1cCrp.jpg
Chron38 L1MVC-008S-1c.jpg
Chron38 145618-1cCrp.jpg
INSPECTION PHOTOS

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