Entries by Structural Integrity

News & Views, Volume 47 | Aircraft Impact Assessments for NUSCALE Power

By:  Eric Kjolsing, Ph.D., PE From 2015 to 2019 Structural Integrity Associates, Inc. (SI) worked with NuScale Power,LLC. to develop structural details for and perform aircraft impact assessments of NuScale’s SMR Reactor Building.  The assessments were based on finite element analyses of various strike scenarios stemming from NEI 07-13 guidance.  ANACAP, a proprietary SI concrete constitutive model, […]

News & View, Volume 47 | How To Make Knowing A Good Thing: Thinning Handbooks

By:  Stephen Parker and Eric Houston SI has developed a process to mitigate the negative outcomes of piping examination.  One part of that process is Thinning Handbooks, which have resulted in direct savings in excess of $10 Million for one nuclear plant. Examination of Safety Related Service Water piping is driven by a number of […]

News & View, Volume 47 | TRU Compliance Expands into Physical Security – Testing and Certification Services

By:  Dan Zentner This service coincides with the upcoming publication of the Structural Design for Physical Security Manual of Practice by the American Society of Civil Engineers, with TRU Compliance Director Andy Coughlin as coauthor. TRU Compliance’s testing and certification services is expanding into the dynamic field of Physical Security. This service coincides with the […]

News & View, Volume 47 | Surface Preparation – A Pivotal Step in the Inspection Process

By:  Ben Ruchte, Steve Gressler, and Clark McDonald Properly inspecting plant piping and components for service damage is an integral part of proper asset management.  High energy systems constructed in accordance with ASME codes require appropriate inspections that are based on established industry practices, such as implementation of complimentary and non-destructive examination (NDE) methods that […]

News & View, Volume 47 | Biofilms? MIC? What Are They?

By:  Edward Dougherty Has the heat conversion efficiency of your heat exchangers degraded? Is the flow of your cooling water system being impeded? Are you repairing or replacing equipment due to localized corrosion causing through-wall failure? Inefficiencies and equipment failures are big problems in any industrial process, but the cause of the problem may be […]

News & View, Volume 47 | Material Verification Intelligence

By:  StevenBiles and Scott Riccardella A new program to help pipeline operators implement the Material Verification requirements in recently released pipeline regulation (Mega Rule) On October 1, 2019, the Pipeline and Hazardous Materials Safety Administration (PHMSA) published the long-awaited Mega-Rule  (Part 1).  One of the major new requirements identified in these amendments is when missing […]

News & Views, Volume 47 | Introducing Pegasus: Optimize Fuel Performance

By:  Vick Nazareth and Bill Lyon The Pegasus code is a culmination of nuclear fuel behavior knowledge and experience that spans a period of over five decades. It is a total fuel-cycle simulation of fuel response from initial insertion in reactor to deposition in permanent storage. The goal of Pegasus is to treat, with equal […]