Advanced RELAP5 Training: ITF and NPP Safety Analysis

                                                         Minimum number of Participants: 7

Lecturers and Code Instructors: A. Petruzzi (NINE), D. De Luca (NINE)

 

                                                      Day 1

  • System Thermal-Hydraulics Codes: Capabilities and Limitations
  • Assessment of System Codes
    • The OECD/NEA Computer Code Validation Matrix of Integral Test Facility (ITF)
    • The OECD/NEA Computer Code Validation Matrix of Separate Effect Test Facility
  • Exercise: working with an Integral Effect Facility (1/4)
    • Description of the ITF
    • Completing the ITF Input Nodalization
      • Developing a Valve Component
      • Developing a Pump Component
      • Developing the Pressurizer

 

                                                      Day 2

  • Exercise: working with an Integral Effect Facility (2/4)
    • Completing the ITF Input Nodalization
      • Developing the Steam Generator
      • Developing the Control System for the Pressurizer and the Steam Generator
  • Qualification of a System Code Calculation of a ITF (1/2)
    • Demonstration of Geometrical Fidelity
    • Demonstration of Steady State Achievement
  • Exercise: working with an Integral Effect Facility (3/4)
    • Running the Steady State Calculation
    • Demonstration of the Geometrical Fidelity
    • Demonstration of Steady State Achievement

 

                                                      Day 3

  • Qualification of a System Code Calculation of a ITF (2/2)
    • Qualification at On-Transient Level
    • Application of the FFTBM
  • Exercise: working with an Integral Effect Facility (4/4)
    • Description of the selected Test in ITF
    • Running the Transient Test
    • Qualification of the Transient Calculation
      • Qualitative Analysis
      • Quantitative Analysis by FFTBM
  • Origin of Uncertainties in System Thermal-Hydraulics Calculations
  • Approaches to perform Uncertainty Analysis

 

                                                      Day 4

  • Description of a Generic Input Nodalization of a NPP
    • Description of the NPP Nodalization
    • Description of the relevant I&C System
    • Description of the Steady State
    • Description of the Selected Transient
  • Exercise: working with a Generic NPP input Nodalization (1/2)
    • Identifying Simple Input Error –Type 1
    • Identifying Simple Input Error –Type 2
    • Identifying Simple Input Error –Type 3
    • Identifying Complex Input Error

 

                                                      Day 5

  • Qualification of a System Code Calculation of a NPP
    • The Kv Scaled Calculation
  • Exercise: working with a Generic NPP input Nodalization (2/2)
    • Developing the Kv NPP Scaled Input Nodalization respect to the selected ITF and selected Transient
    • Qualitative Analysis of the Results
  • How to perform Uncertainty Analysis by CIAU (Code with the capability of Internal Assessment of Uncertainty)
  • Evaluation of the Training Course

 

 

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