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Keywords: test data
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30718-MS
... apply the associated design principles in DNV GL recommended practice DNV-RP-F105/DNVGL-RP-F105 (Free Spanning Pipelines). However, widely used rigid jumper systems such as the M-shape jumper systems are subjected to complex flow fields around their legs and bends and fall outside of the test data used...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30562-MS
... and future work are discussed in the paper. prediction training data prediction accuracy prediction error neural network test data line tension simulation data machine learning dataset artificial intelligence lng static simulation data liquified natural gas validation simulation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29276-MS
... used with in situ test data, such as cone penetration test (CPT) data, to microsite structures; the in-situ test data would be required merely to confirm the soil stratigraphy predicted by the ground model and to relate engineering properties for design. Real-time ground model updates From the...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29528-MS
...OTC-29528-MS Correlation of Finite Element Analysis FEA Predicted Residual Strength of Degraded Offshore Mooring Chains with Test Data Gary H. Farrow, Andrew E. Potts, and Simon Dimopoulos, AMOG Consulting; Andrew A. Kilner, AMOG Inc. Copyright 2019, Offshore Technology Conference This paper was...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29621-MS
..., also predicting a significant increase of life at a mean load of 10% MBL with respect to that at 20% MBL. All the above evidences a strong mean load effect, that has been further assessed by way of mean stress correction methods, together with existing and recently developed fatigue test data of new...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27803-MS
... Abstract The paper identifies the wave drift forces and low frequency damping induced by a wide range of extreme sea conditions on two floating units based on model test data, assesses the limitations of today's numerical procedures and proposes solutions to overcome the limitations. Since wave...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27179-MS
... development of novel materials technology. fibre upstream oil & gas test method application ply test data manufacturing process composite pipe strength composite material compressive strength pipe coupon load case offshore technology conference laminate axis thermoplastic composite...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25837-MS
... DDCSF, specifically, the paired-column DDCSF developed by Houston Offshore Engineering (HOE). The CFD tools used are AcuSolve™ from Altair Engineering, Fluent™ from ANSYS and STAR-CCM+™ from CD-adapco. In this study existing VIM model test data is used to validate/verify the CFD tools, and the results...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24262-MS
... conservative wind load values or perform wind tunnel testing to better understand the loads on the structure. BP elected to perform wind tunnel testing. wind load bare derrick upstream oil & gas test data coefficient wind wall wind tunnel data otc 24262 drag coefficient setback square...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20836-MS
... offshore elongation test data polyester upstream oil & gas subsea system mooring system procedure synthetic fiber rope application installation api rp 2sm stiffness fiber rope subrope offshore technology conference fiber-rope assembly strength static stiffness dynamic...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2006
Paper Number: OTC-17764-MS
... results from some of the testing modes. The second part of the paper will introduce, in the form of a case study, one of the kinds of analyses which are required to interpret the raw test data from a nub-nub fatigue test and put it into a useable format for fatigue curve generation and service life...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2005
Paper Number: OTC-17533-MS
... single rough pipe coefficient amplitude equation non-dimensional frequency ratio lift coefficient maximum lift coefficient diameter contour plot lift curve pipe reference diameter test data frequency ratio single pipe test parabolic lift curve Abstract In late 2003 BP...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2004
Paper Number: OTC-16183-MS
... the SHEAR7 program has been calibrated with the experimental data. Examples on VIV modeling are used to demonstrate the importance of test data and model calibration to VIV analysis. An uncalibrated model can severely underestimate fatigue damage of both bare and suppressed risers. Introduction...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2004
Paper Number: OTC-16628-MS
... backbone curve upstream oil & gas midstream oil & gas unit length pipe soil suction model interaction model penetration breakout displacement dynamic soil stiffness displacement equation stiffness displacement dynamic soil stiffness soil stiffness test data pipe soil...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2002
Paper Number: OTC-14187-MS
... Abstract API Bulletin 2V-Design of Flat Plate Structures, has recently been revised. This paper discusses the changes made to the bulletin and references test data to support these changes. Particular effort has been made in the areas of bi-axial compression with lateral pressure, and bi-axial...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2002
Paper Number: OTC-14188-MS
... circumferential hoop stresses, have been developed. The new formulations are in line with classical buckling equations and are compatible with the test data. The definition of plasticity reduction factor has been revised to make it more consistent throughout the document. It has been found that the presence of...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 1999
Paper Number: OTC-10711-MS
... collapse failure crossover pressure upstream oil & gas grouted sleeve arrestor kyriakide deepwater pipeline otc 10711 pipe joint arrestor thick wall pipe strength formula sleeve arrestor offshore pipeline test data thickness buckle arrestor integral ring arrestor...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-8147-MS
... example, the API a) for mooring chain is a strict, but not unique,fatigue curve lower bound to available test data. Mean, mean minus one, and mean minus two standard deviation curves are given by c) for welded steel joints, and the De-the Welding Institute , partment of Energy ) proposed a curve fbr...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-7997-MS
... 0.05 .68 .30 Northern North Sea 1.0 0.05 .75 .26 Central & Southern 1.0 0.05 .80 .21 North Sea where for the environmental load the 100 year case would have a mean of 1.0. To obtain probability density functions for resistance (i.e. pile capacity) a review of piie load test data was carried out based...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-7993-MS
... obtained from statistical anafyses. Predictions of pile capacity made using this new method are shown to be more accurate than those made using conventional current design criteria. Introduction Various reviews of axiaf pile load test data on i YE ties Veninto clays were performed in the mid eighties...

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