Analytic prediction of complex unsteady flow fields in preheat PWR steam generators: Final report
Technical Report
·
OSTI ID:5160033
Turbulent buffeting and associated tube vibration may cause unacceptable levels of fretting wear within steam generator tube banks. Fretting wear occurs when the vibrating tubes impact against support plates and anti-vibration bars. The goal of this work is to investigate the feasibility of predicting stem generator tube buffeting and vibration in turbulent crossflow using computer models that avoid empiricisms. The value of such a technquie lies in the ability to verify its predictions with separate effect tests, that are more controlled and readily available, and in the greater reliability of its predictions in situations that have not been tested experimentally.
- Research Organization:
- Electric Power Research Inst., Palo Alto, CA (USA)
- OSTI ID:
- 5160033
- Report Number(s):
- EPRI-NP-5543; ON: TI88010996
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS
42 ENGINEERING
99 GENERAL AND MISCELLANEOUS//MATHEMATICS, COMPUTING, AND INFORMATION SCIENCE
PWR TYPE REACTORS
STEAM GENERATORS
TUBES
TURBULENT FLOW
COMPUTERIZED SIMULATION
A CODES
E CODES
FLOW MODELS
FLUID MECHANICS
FRETTING CORROSION
HEAT EXCHANGERS
HEAT TRANSFER
HYDRAULICS
MECHANICAL VIBRATIONS
PREDICTION EQUATIONS
PROGRESS REPORT
BOILERS
CHEMICAL REACTIONS
COMPUTER CODES
CORROSION
DOCUMENT TYPES
ENERGY TRANSFER
EQUATIONS
FLUID FLOW
MATHEMATICAL MODELS
MECHANICS
REACTORS
SIMULATION
VAPOR GENERATORS
WATER COOLED REACTORS
WATER MODERATED REACTORS
210200* - Power Reactors
Nonbreeding
Light-Water Moderated
Nonboiling Water Cooled
420400 - Engineering- Heat Transfer & Fluid Flow
990220 - Computers
Computerized Models
& Computer Programs- (1987-1989)
42 ENGINEERING
99 GENERAL AND MISCELLANEOUS//MATHEMATICS, COMPUTING, AND INFORMATION SCIENCE
PWR TYPE REACTORS
STEAM GENERATORS
TUBES
TURBULENT FLOW
COMPUTERIZED SIMULATION
A CODES
E CODES
FLOW MODELS
FLUID MECHANICS
FRETTING CORROSION
HEAT EXCHANGERS
HEAT TRANSFER
HYDRAULICS
MECHANICAL VIBRATIONS
PREDICTION EQUATIONS
PROGRESS REPORT
BOILERS
CHEMICAL REACTIONS
COMPUTER CODES
CORROSION
DOCUMENT TYPES
ENERGY TRANSFER
EQUATIONS
FLUID FLOW
MATHEMATICAL MODELS
MECHANICS
REACTORS
SIMULATION
VAPOR GENERATORS
WATER COOLED REACTORS
WATER MODERATED REACTORS
210200* - Power Reactors
Nonbreeding
Light-Water Moderated
Nonboiling Water Cooled
420400 - Engineering- Heat Transfer & Fluid Flow
990220 - Computers
Computerized Models
& Computer Programs- (1987-1989)