by GeorgeWebManHopperE | Mar 28, 2021 | Power Generation and Utilities
Challenge: The existing pumps need to be analyzed for seismic fragility. The developed seismic fragility will be performed using a 5% damped spectral acceleration. Resolution: The pumps were evaluated for the possible failure modes based on the design calculation. The...
by GeorgeWebManHopperE | Mar 28, 2021 | Power Generation and Utilities
Challenge: To evaluate the structural adequacy of a nuclear fuel transfer cask pedestal during lifting and seismic event loading. Resolution: Our engineering team created a detailed finite element model of the transfer cask pedestal which consists of a hexagonal steel...
by GeorgeWebManHopperE | Mar 28, 2021 | Power Generation and Utilities
Challenge: Our client required a structural analysisof a new air-cooled heat exchanger assembly to be installed in Peru. The purpose of the assessment was to investigate whether the current design of the steel structure met the structural code requirements when...
by GeorgeWebManHopperE | Mar 27, 2021 | Power Generation and Utilities
HEA performed a dynamic non-linear time history earthquake analysis of a turbine building structure, exhaust piping, and pipe support gaps. From the global model, we extracted time history column end forces and moments for overstressed members and used the data to...
by GeorgeWebManHopperE | Mar 27, 2021 | Power Generation and Utilities
In-house inspection of a service water pipe elbow revealed thinning of the pipe walls due to erosion and/or corrosion. HEA mapped measurements taken of the wall thinning onto a detailed finite element model of the elbow. Analysis of this model indicated that stresses...
