Fatigue Reliability Analysis of Submarine Pipelines Using the Bayesian Approach [PDF]
Journal of Marine Science and Engineering, 2023 A fracture mechanics-based fatigue reliability analysis of a submarine pipeline is investigated using the Bayesian approach. The proposed framework enables the estimation of the reliability level of submarine pipelines based on limited experimental data.
Arman Kakaie +3 more
doaj +5 more sources
Influence of sand properties on sedimentation of heavy oil sands in submarine pipelines [PDF]
You-qi chuyun, 2021 The presence of sand in submarine heavy oil pipelines may bring a series of problems to the pipelines and offshore processing platforms. As for the sedimentation of sands contained in the heavy oil transported by submarine pipelines, the feasibility of ...
Xiaoming HU +6 more
doaj +2 more sources
CO2 Corrosion Rate Prediction for Submarine Multiphase Flow Pipelines Based on Multi-Layer Perceptron [PDF]
Atmosphere, 2022 The implementation of corrosion detection in submarine pipelines is difficult, and a combined PCA-MLP prediction model is proposed to improve the accuracy of corrosion prediction in submarine pipelines.
Guoqing Wang, Changquan Wang, Lihong Shi
doaj +2 more sources
Experimental study on lateral instability of submarine pipelines in sandy seabed [PDF]
You-qi chuyunObjective In complex and unpredictable marine settings, submarine pipelines laid in sandy seabeds are susceptible to lateral instability. Nonetheless, the reasons behind this remain ambiguous.
Shun LU +4 more
doaj +2 more sources
Corrosion rate prediction for long-distance submarine pipelines based on MWIWOA-SVM [PDF]
You-qi chuyunObjectiveTo ensure the safe operation of long-distance submarine oil and gas pipelines, it is essential to enhance the prediction accuracy of their internal corrosion rates. Most existing models rely on Support Vector Machine (SVM), which has limitations
Zhengshan LUO, Haipeng LYU, Jihao LUO
doaj +2 more sources
You-qi chuyun, 2020 The large diameter pipelines, compared to conventional diameter pipelines, are more likely to cause local buckling instability in case of point load subjected during its installation of submarine pipelines.
Yu HUANG, Hu YANG, Xu LI, Xiufeng LI
doaj +1 more source
Optimization of submarine pipelines and cables routes [PDF]
, 2023 Ovaj rad istražuje ključne aspekte optimizacije trase podmorskih cjevovoda i kabela, s ciljem postizanja maksimalne: sigurnosti, učinkovitosti, ekonomske isplativosti i održivosti.
Banić, Nikola
core +4 more sources
Reliability Modelling of Pipeline Failure under the Impact of Submarine Slides-Copula Method
Mathematics, 2022 The instability of seabed slope sediments is the main factor influencing the safety of marine resource development. Therefore, to ensure the safe operation of submarine pipelines under complex and uncertain seabed rock and soil conditions, a reliability ...
Laifu Song +4 more
doaj +1 more source
Submarine pipeline stability under currents and waves action
RUDN Journal of Engineering Research, 2021 Pipelines are widely used in recent decades because their eco-friendliness, safety and profitability of transportation. Their length can be more than hundreds and thousands of kilometers. Submarine pipelines got wide distribution. Their constructing must
Konstantine P. Mordvintsev +2 more
doaj +1 more source
Numerical simulation on transverse buckling behavior of submarine pipeline with defects
You-qi chuyun, 2020 Local or overall initial geometric defects may inevitably occur in the manufacturing, laying and operation of submarine pipelines. To study the transverse buckling behavior of pipelines with defects laid on the seabed surface, the nonlinear numerical ...
Zewu WANG +3 more
doaj +1 more source