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Advanced Reactor Support

SI has been supporting reactor system and fuel design for decades and provides cutting-edge technology and engineering methods to solve the industry’s most challenging material-structural design problems.
Key Capabilities and Experience for All Stages of Reactor Development
  • DESIGN
  • ANALYSIS
  • LICENSING
  • CONSTRUCTION
  • OPERATION
Advanced Reactor Support

Seismic Methodology

Seismic Methodology

  • Seismic Performance Criteria
  • Seismic Risk Assessment/PRA
    • Soil/Structure/Fluid Interaction
    • Structure & Component Fragility
    • Geotechnical Fragility

Design Optimization

Design Optimization

  • Buildings and Support Structures
  • Material Selection & Processing
  • Design for Analysis (Optimize Transients, Reduce Conservatism)
  • Digital Twin Development

Seismic/Structural Evaluation

Seismic/Structural Evaluation

  • Seismic Performance Criteria
  • FEA Modeling, Dynamic Analysis
    • Modal, Response Spectrum, & Time History Analysis
    • SASSI and LS-DYNA
  • Equipment Qualification
    • Building Structure Code Evaluations
    • Aircraft Impact & Tornado Missile Evals
    • Large Component Drop Evaluations
  • Seismic Performance Criteria

Licensing Support

Licensing Support

  • Analytical & Inspection Program Development
  • Advisement for PSAR/FSAR
  • Regulatory Interactions (RAIs)

Risk Assessment

Risk Assessment

  • Probabilistic Risk Assessment
  • Probabilistic Fracture Mechanics (including leak-before-break)
  • Constructability Reviews

Quality Assurance

Quality Assurance

  • Program & Procedure Development
  • Commercial Grade Dedication
  • Personnel Testing

Fuel Design & Analysis

Fuel Design & Analysis

  • Fuel Performance Codes/Methods
  • Accident/Transient Analyses
  • Neutronics & Thermal Hydraulics
  • Source Term & Consequence Analysis
  • Spent Fuel Storage (Design/Analysis)

Design Analyses

Design Analyses

  • System & Component Evaluations
    • ASME Section III, including Div-5
    • Piping Analysis (Sec-III or B31)
  • Embrittlement & Aging Effects

Vibration Analysis

Vibration Analysis

  • CVAP for RPV Internals (R.G.1.20)
    • Mechanism Screening
    • Forcing Functions & Stresses/Wear
    • Develop/Implement Test Programs
    • Regulatory Support
  • ASME OM-3 for Piping Programs

Engineering Programs

Engineering Programs

  • ASME Sec-III Fatigue Management
  • ASME Sec-XI, Div-2 (RIM Programs)
    • Expert Panel Support
    • Degradation Assessments
    • Strategy Development
    • MANDE Technology Maturation
    • Uncertainty Evaluations

Conventional Island Systems

Conventional Island Systems

  • Turbine & Generator Performance
  • Process/Chemistry Control Equipment
  • Pre-Operational Risk Assessments

Operational Support Services

Operational Support Services

  • Process Temperature Control
  • FEA Modeling, Dynamic Analysis
    • Modeling & Implementation
  • Radioactive Waste Treatment
  • Effluent Control, Occupational Dose
  • Emergency Planning/Procedures

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