Technical Publications

Continuous Acoustic Emission (AE) Monitoring of a Known Flaw Site Behind a Nozzle Repad at Elevated Temperature

Aucoin, G.A., Allevato, C., and Lowry, T.

ABSTRACT: This paper discusses the application of AE as a method which provided an operator the feedback required to safely continue operation of a...
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Evaluating the Performance of a Composite-Reinforced Steel Drilling Riser via Full-Scale Testing for HPHT Service

Alexander, C., Vyvial, B., Cederberg, C., Baldwin, D.

ABSTRACT A program was undertaken to evaluate the performance of a composite-reinforced steel riser for deepwater HPHT service via full-scale...
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Finite Element Analysis in Offshore Pipeline Applications Linear Elastic Development

Biel, R.

ABSTRACT: Internal pressure ratings and pipeline wall thickness design calculations in the ASME B31.4 and B31.8 Codes are based on the maximum...
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Evaluation of Advanced Fibers for Deepwater Synthetic Fiber Mooring Systems

Renzi, D.F., Ayers, R.R.

ABSTRACT: Mooring systems utilizing polyester ropes have facilitated exploration and production of deepwater fields and represent a step-change in...
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Assessment Methods and Residual Life Testing

Carter, P.

ABSTRACT: The typical methodology for high temperature remaining life assessment, as in API579-1/ASME FFS-1, is based on minimum rupture data....
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Incorporating Irregular Nonlinear Waves in Coupled Simulation and Reliability Studies of Offshore Wind Turbines

Agarwal, P., Manuel, L.

ABSTRACT: Design of an offshore wind turbine requires estimation of loads on its rotor, tower and supporting structure. These loads are obtained by...
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Simplified Analysis Methods for Primary Load Designs at Elevated Temperatures

Carter, P., Sham, T.L., Jetter, R.I.

ABSTRACT: The use of “simplified” (reference stress) analysis methods is discussed and illustrated for primary load high temperature...
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Limit State Design Based on Experimental Methods for High Pressure, High Temperature Riser and Pipeline Design

Shilling, R., Alexander, C., Livesay, R.

ABSTRACT: A full-scale test program was conducted for BP America, Inc. to evaluate the performance of pipe material selected for use in high...
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Assessing the Use of Composite Materials in Reinforcing Offshore Risers and Pipelines

Alexander, C.

ABSTRACT: Composite systems are a generally-accepted method for repairing corroded and mechanically-damaged onshore pipelines. The pipeline industry...
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Developing an Integrity Management System for Damaged Subsea Pipelines Using Experimental and Analytical Methods

Alexander, C.

ABSTRACT Establishing subsea pipeline integrity requires an understanding of the specific threats, their relationship to the overall condition of...
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Bending Stresses From External Loading on Buried Pipe

Matta, L.M.

ABSTRACT: The pipeline industry has long been interested in evaluating the effects of external    loading due to fill and surface...
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Efficient Modal Decomposition and Reconstruction of Riser Response Due to VIV

McNeill, S., Agarwal, P.

Abstract: Vortex-Induced-Vibrations (VIV) due to ocean currents can consume a sizable portion of the allotted fatigue life of marine risers....
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