ML20128Q008

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Nonproprietary Rev 1 to Model 100 Reactor Coolant Pump Casing Nozzle Design Loads
ML20128Q008
Person / Time
Site: South Texas STP Nuclear Operating Company icon.png
Issue date: 11/15/1977
From: Downs G, Hagen O, Pantano S
WESTINGHOUSE ELECTRIC COMPANY, DIV OF CBS CORP.
To:
Shared Package
ML20128P958 List:
References
EM-5003-01, EM-5003-1, EM-5003-R01, EM-5003-R1, NUDOCS 8507260565
Download: ML20128Q008 (6)


Text

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WESTINGHOUSE ELECTRIC CORPORATION ELECTRO-ECHANICAL DIVISION

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MODEL 100 REACTOR COOLANT PUMP CASING N0ZZLE DESIGN LOADS S.O. E923 MARCH.18, 1977 ENGINEERING MEMORANDUM NO. 5003 REVISION 1 - NOVEMBER 15, 1977 BY f

S. A. PANTANO A

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WESTINGHOUSE ELECTRIC CORPORATION ELECTRO-MECHANICAL DIVISION CHESWICK. PENNSYLVANIA MODEL~100 REACTOR COOLANT PUMP CASING N0ZZLE DESIGN LOADS S.0. E923 March 18, 1977 ENGINEERING MEMORANDUM NO. 5003 Revision 1 No vember'15,1977 APPROVED BY:

WRITTEN BY:

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6. I. Downs, Manager 5 Pantano, Senior Engineer StructuralAnalpis S-uctural Analysis

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.Dr. 0./ Hagen, Maffager Engineering Analysis Professional Engineer, Pa.

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E.M. #5003 Page i ABSTRACT This report evaluates the ability of the Model 100 pump casing and nozzles to resist the external pipe design loads as specified in the general equipment specification. This is done by comparing the calculated stresses which these loads impose on both the casing and nozzles, with the ASME Code,Section III allowable criteria.

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E.M. #5003, Rev. 1

age ii TABLE OF CONTENTS P32L LIST OF REVISIONS 411 I.

INTRODUCTION II. S UMMARY AND CONCLUSIONS..................

2 III. ANALYSIS 8

A.

Suction Nozzle Loading Il 1.

Design Loads

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Geometry Input Data................

13 3.

Initial Stresses 18 4.

Results............,.........

19 8.

Discharge Nozzle Loading 21 21 1.

Design Loads 2.

Geometry Input Data..............

23 3.

Initial Stresses 25 4.

Results....................

?5 APPENDIX A - Suction Nozzle Loading - Initial Stresses 26 1.

Initial Nozzle Stresses 26 2.

Initial Casirc Stresses 39 APPENDIX B - Suction Nozzle L iding - Stress "esults 40 APPENDIX C - D'scharge Nozzle.oading - Init el Stresses 43 1

WECAN Model 43 2.

Initial Nozz' = Stress 45 3.

Initial Casing Stresses 57 APPENDIX D - Discharge Nozzle.oading - Stre Results 64 APPENDIX E - Microfiche Copies 68

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69 REFERENCES e

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E.M. #5003, Rev. 1 Page 2 II. SumARY AND CONCLUSIONS The Model 100 Pump casing and casing nozzles meet the external design loading requirements as specified in Section III of the ASME Code -

Reference 4, including Appendix F to the Code - Reference 5.

The results and comparisons with the allowable criteria are sunnarized in the following Tables I and II for the suction nozzle loading, and Tables III and IV for the discharge nozzle loading.

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