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Gregory Zysk
Amesbury, Massachusetts
Engineering
Fluid flow and transient conditions in piping systems and components
Transient event definition and development of RELAP5 and Computational Fluid Dynamics (CFD) models
Flow induced vibration problems in steam piping systems
Acoustic modeling of systems
Structural modeling of piping and supports
Component vibration and operational issues
Power plant piping, duct flows, and convection flows through mechanical draft and evaporative heat exchangers
CFD studies of air flows around cooling towers
Exhaust gas flows in boiler flue duct work
Flow induced vibration analysis of duct turning vanes
Evaluation of pump internal flows
Steam and water flow analysis
Prediction and analysis of piping thermal and fluid transients
Determination of waterhammer magnitudes and subsequent piping system loads
Analysis of service water systems for USNRC GL 96-06 and GL08-01
Analysis of component failure and pipe breaks
Calculation of pipe overpressurization due to thermal loads
Prediction of aerosol impaction conditions for leakage flows from containment vessels
Study of aerosol deposition behavior in Small Modular Reactors (SMRs)
Determination of transient behavior of trapped condensate in steam piping
Investigation of trapped gas/steam bubbles in water systems
Calculations to determine transient heat transfer of mechanical systems
Development of complete system analyses of cooling water flows, heat transfer, and system flow balance
Evaluation of dynamic mechanical loads
Investigation and analysis of Flow Accelerated Corrosion (FAC) and other degradation mechanisms in piping systems
Application of EPRI CHEC family of codes and CHECWORKS code
Development of technical approach and implementation of complete FAC programs
Supervision of modeling efforts and outage support for erosion/corrosion projects
Software testing of EPRI CHECWORKS code
Participation in development of ASME code cases for evaluation of structural capacity of degraded pipe
Analysis and data collection for determination of thrust settings and structural weak link for motor operated valves
Finite element analyses of piping local welded attachments on ANSI B31.1 systems
Snubber elimination analyses for CRD scram discharge piping vent and instrument lines
Failure analysis investigations on pipe and component failures
Implementation of PC database for storage of seismic design data
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