9259

Jul 17, 2015, 00:40 AM
MODEL TROJAN STEAM GENERATOR. A STEAM GENERATOR FILLED WITH LOW DENSITY CELLULAR CONCRETE, WITH SEAL-WELDED NOZZLE COVERS AND A SHEAR KEY. THE STEAM GENERATOR CONSISTS OF THE STEAM GENERATOR STEEL SHELL, INTERNAL INCONEL U-TUBES, AND THE TUBE SHEET AND TUBE SUPPORTS. THE STEAM GENERATOR IS ESSENTIALLY CYLINDRICAL WITH AN OD OF APPROX. 14 FEET 8 INCHES IN THE UPPER SHELL (STEAM DOME) REGION, AND AN OD OF APPROX. 11 FEET 4 INCHES IN THE LOWER SHELL (TUBE BUNDLE) REGION. THE SHELL WALL THICKNESS IS APPROXMATELY 3.6 INCHES IN THE UPPER SHELL REGION AND 2.8 TO 3.2 INCHES IN THE LOWER SHELL REGION. THE LENGTH OF THE STEAM GENERATOR PACKAGE IS APPROX. 67 FEET 8 INCHES. THE TUBE BUNDLE IS COMPOSED OF 3388 U-TUBES, WHICH HAVE AN OD OF APPROXIMATELY 0.875 INCH, AND AN AVERAGE WALL THICKNESS OF 0.05 INCH. THE NOZZLES AND OTHER PENETRATIONS ARE COVERED WITH WELDED CLOSURES. THE STEAM GENERATOR IS FILLED WITH LOW DENSITY CELLULAR CONCRETE ON BOTH PRIMARY AND SECONDARY SIDES. A SERIES OF FIVE SHEAR KEY BARS ARE WELDED TO THE STEAM GENERATOR LOWER SHELL FOR AXIAL RESTRAINT. STEEL PLATES ARE WELDED ONTO THE STEAM GENERATOR SHELL FOR RADIATION SHIELDING, AS REQUIRED. THE MAXIMUM WEIGHT OF THE PACKAGE IS APPROXIMATELY 900,000 LBS. *CERTIFICATE AUTHORIZES ONE-TIME SHIPMENT FOR EACH OF 4 PACKAGES FROM THE TROJAN NUCLEAR PLANT TO A POINT NEAR RICHLAND, WASHINGTON*** SEE CERTIFICATE FOR DETAILS**
Certificate no:
USA/9259/A
Package Type:
A
Historical Flag:
N
Doe Flag:
N



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