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RISImpact of Inelastic Seismic Design Using Elastic–Plastic Pipe Supports on Vibration Response of Piping Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study presents the response mitigation effect of piping systems by inelastic seismic design based on elastic–plastic property of steel pipe supports. The inelastic seismic design to control vibration by absorbing ...
Numerical Study on Inelastic Seismic Design of Piping Systems Using Damping Effect Based on Elastic–Plastic Property of Pipe Supports
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study describes inelastic seismic design of piping systems considering the damping effect caused by elastic–plastic property of a pipe support which is called an elastic–plastic support. Though the elastic–plastic ...
Proposal of an Improved Contactless Measurement Method Using an Advanced Light Emitting Diode Displacement Sensor for Vibration Stress of Piping Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper proposes an improved contactless measurement method for vibration stress of piping systems, by which the measurement time is shorter and the measuring works are more simple. The proposed method includes two ...
Fast Computation Based on an Iterative Substructure Method for Three Dimensional Simulation of Multipass Welding
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An efficient and reliable numerical analysis for threedimensional (3D) multipass welding simulation is proposed in this paper. A fast analysis method to calculate 3D residual stress distribution in the multipass welds using ...
Special Issue: Current Trends for Pressure Vessels and Piping Technology
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: There have been significant innovations in Pressure Vessels and Piping (PVP) technology over the last decade. In Europe and North America, inspection and evaluation methods using risk-based and performance-based ideas have ...
Noncontact Measurement Method of Vibration Stress Using Optical Displacement Sensors for Piping Systems in Nuclear Power Plants
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In nuclear power plants, vibration stress of piping is frequently measured to prevent the occurrence of fatigue failure. A simpler and more efficient measurement method is desired for rapid integrity evaluation of piping. ...
A Method Using Optical Contactless Displacement Sensors to Measure Vibration Stress of Small Bore Piping
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In nuclear power plants, vibration stress of piping is frequently evaluated to prevent fatigue failure. A simple and fast measurement method is attractive to evaluate many piping systems efficiently. In this study, a method ...
Development of Measurement Methods for Vibration-Induced Stress of Small-Bore Piping
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The vibration-induced fatigue failure of small-bore piping is one of the common causes of failure trouble at nuclear power plants (NPPs). Therefore, the purpose of this study is to develop the measurement methods of ...
A Simple Measurement Method of Pressure Pulsations Using Outer Surface Strain in Piping Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study proposes a method to measure pressure pulsations in piping systems easily and directly for their accurate evaluation of occurrence location and pressure amplitude. In the proposed method, the pulsations were ...
Prediction of Weld Residual Stress in a Pressurized Water Reactor Pressurizer Surge Nozzle
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Primary water stress corrosion cracking (PWSCC) phenomenon in dissimilar metal welds is one of the safety issues in ageing pressurized water reactor (PWR) piping systems. It is well known that analysis accuracy of cracking ...