Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10, Part 5American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 11
... ELEMENT METHOD The initial - boundary - value problem formulated above can be solved numerically . One major method of solution is the boundary - element method which has been successfully applied to highly nonlinear wave problems ( see ...
... ELEMENT METHOD The initial - boundary - value problem formulated above can be solved numerically . One major method of solution is the boundary - element method which has been successfully applied to highly nonlinear wave problems ( see ...
Page 181
... element analysis Figure 1. The Corroded Pipe The Corrosion Zone ASCF 1.2 1.1 1.5 1.4 1.3 1.2 1.1- Figure 2. The Finite Element Mesh 1.5 dominating stress integration points For each corrosion configuration under each loading condition ...
... element analysis Figure 1. The Corroded Pipe The Corrosion Zone ASCF 1.2 1.1 1.5 1.4 1.3 1.2 1.1- Figure 2. The Finite Element Mesh 1.5 dominating stress integration points For each corrosion configuration under each loading condition ...
Page 182
... element solutions . The agreement was mostly within 2 percent with the equations often predicting a larger number than the finite element analysis . Figures 6 to 8 show the histogram of the errors between the equations and the finite ...
... element solutions . The agreement was mostly within 2 percent with the equations often predicting a larger number than the finite element analysis . Figures 6 to 8 show the histogram of the errors between the equations and the finite ...
Contents
Propagation and Diffraction of Cnoidal Waves | 9 |
Dynamic Stresses and Motions of Offshore Pipelines During Laying | 17 |
TimeDevelopment of Scour Induced Free Spans of Pipelines | 25 |
Copyright | |
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applied axial base metal brazing cables calculated carbon equivalent chemical composition cnoidal waves coating cooling crack CTOD curve cycle defects developed dew point temperature diameter dynamic tension force effect electrode equation field Figure fitness-for-purpose flaws flow foam forge welding fracture fracture mechanics free span frequency friction welding gas pipeline GMAW Gr.B HAZ hardness heat input hydrocarbon dew point induction heating inner pipe installation insulation internal J-Lay length line pipe linepipe load material maximum measured mechanical properties method microstructure nonlinear offshore pipelines operation ovalization parameters pipe material pipe wall pipeline plate pressure problem procedure propagation PUFI PWHT ratio reeling S-N curves seam weld simulation Specimen steel stress surface T-cross portion tensile strength thermal thermal insulation toughness tube UOE pipe velocity wall thickness water depth water dew point weld metal X80 grade yield strength