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1-20 of 1118
Keywords: platform
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Proceedings Papers
Design and Extreme Strength Analysis of Drilling Riser System for Deepwater Floating Dry Tree Cylindrical Platform
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-001
... ABSTRACT A deepwater dry tree cylindrical floating platform, can achieve multiple functions such as drilling, completion, production, and workover, and can reduce the economical cost of deepwater oil and gas development which has broad application prospects. In order to promote the development...
Proceedings Papers
Analysis of Bearing Capacity and Stability of Deep-Water Expandable Surface Conductor
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-002
... ABSTRACT The surface conductor is the first layer of casing installed in deep water drilling, and it is subject to complex forces due to the long-term coupled effects of the drilling platform and the casing column. To improve the bearing capacity and stability of deep water conductors, a new...
Proceedings Papers
An Analytical and Numerical Investigation of the Force Distribution in Deepwater Surface Conductor Joints
Available to PurchaseLi Zhong, Yin Zhiming, Zhang Tianwei, Xie Renjun, Xu Dongsheng, Wang Yichen, Yuhang Zhao, Zhang Xun, He Li
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-003
... of the joints is significantly exacerbated by the platform offset effect. The research presented in this paper provides valuable guidance and reference for the safe operation of conductor joints. INTRODUCTION Over the past decade, deepwater oil and gas exploration and development has significantly emerged...
Proceedings Papers
Connected Operation Window for Riser and Inclined Subsea Wellhead System
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-008
...-Raphson method. This approach effectively determines platform offset boundaries under varying surface current velocities. The results indicate that the angles of the upper flex joint (UFJ) and lower flex joint (LFJ) are the primary constraints on the connected drilling operation window, causing platform...
Proceedings Papers
Integration of a Coupled Offshore System Code with OpenFAST for Mooring Dynamic Analysis of Floating Offshore Wind Turbines
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-028
...). Offshore wind energy is related to the Oil and Gas industry (O&G) as it provides its decarbonization through two main processes: the clean energy provided to platforms which can reduce fossil fuels, and carbon credits. Floating Offshore Wind Turbines (FOWTs) have been going through extensive research...
Proceedings Papers
Enhancing the Hydrodynamic Modeling of Spar-Type Floating Offshore Wind Turbines: Incorporating Vortex-Induced Vibrations in OpenFAST
Available to PurchaseTaeksang Kim, Jeongbin Park, Seymour M.J. Spence, Yulin Pan, Ayumi Fujisaki-Manome, Jeremy David Bricker
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-029
..., leading to underestimation of platform motion and hydrodynamic loading. This study incorporates a VIV-induced lift force model into the Morison equation framework within OpenFAST to assess its impact on the dynamic behavior of a spar-type FOWT under steady current conditions. Two simulation cases...
Proceedings Papers
Effect of Tower Flexibility on the Global Performance of a TLP Floating Wind Turbine
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-030
... ABSTRACT Usually, the tower is typically modeled as a rigid body during the design processes, neglecting the flexibility of the tower. In this paper, a numerical model of a 16MW Tension Leg Platform (TLP) floating offshore wind turbines (FOWT) is established to study the effect of tower...
Proceedings Papers
Experimental Study on the Hydrodynamic Properties of a TLP Floating Wind Turbine
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-031
... ABSTRACT TLP-FOWT (tension-leg platform-floating wind turbine) has drawn more attention due to its better hydrodynamic properties with small motion amplitudes in hash sea state. China offshore oil engineering corporation (COOEC) proposed a submerged TLP FOWT with vertical steel wire tendons...
Proceedings Papers
Operational State Analysis of Semi-Submersible Floating Wind Turbines Based on Measured Data
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-034
... ABSTRACT Semi-submersible floating wind turbines serving in deep and distant waters face complex marine environments. So monitoring and analyzing their environmental and motion responses are of great significance to ensure the safe operation and maintenance of the platform and the subsequent...
Proceedings Papers
Simulating the Stability of a Semi-Submersible Wind Turbine Platform Equipped With Gyroscopic Stabilizers
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-036
... ABSTRACT The complexity and unpredictability of the offshore environment frequently induces severe swaying that can damage wind turbine platforms and equipment. The ability of an OC4 DeepCwind semi-submersible wind turbine platform equipped with gyroscopic stabilizers to resist pitching...
Proceedings Papers
A Comparative Study of Kriging and ANN Surrogate Models in the Optimization Design of FOWT Platforms
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-038
... ABSTRACT This paper presents a comparative study of different surrogate models, i.e. the Kriging and artificial neural network (ANN), in the optimization design of a floating offshore wind turbine (FOWT) platform. In order to solve the contradiction between the hydrodynamic performance of FOWT...
Proceedings Papers
Installation Analysis of New Concept Self-Installing Spar-Type Floating Wind Turbine with Catamaran Barges
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-039
...). Floating wind turbines have broad application prospects and have developed four main types, such as semi-submersible, tension leg platform, barge and Spar. Spar-type wind turbine has unconditional stability, low global motions, and small water plane area with reduced wave loading on hull and mooring...
Proceedings Papers
Prediction of Mooring Line Tension of a FOWT Under Uniform Wind and Irregular Waves by Artificial Neural Networks
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-041
... to the prediction of platform motions. This paper presents a numerical framework for predicting the tension forces of mooring lines of an FOWT by leveraging artificial neural networks. The well-validated in-house code naoe-FOAM-SJTU developed for marine applications at Shanghai Jiao Tong University based...
Proceedings Papers
Numerical Study on the Hydroelastic Response of a Deepwater Semi-Submersible Platform with a Taut Mooring System
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-492
... ABSTRACT As marine resource development progressively extends to deeper and more remote waters, investigating the dynamic response of deepwater platforms with taut mooring systems is crucial for engineering applications. This study investigates the impact of floating platform elastic...
Proceedings Papers
Design of a Hydroelastic Model Test for a Novel Floating Tourism Platform in Waves
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-493
... ABSTRACT In this study, a hydroelastic model test of the floating tourism platform "Heart of Ocean" was conducted with a scale ratio of 1:80. This model was a back-bone model consisting of seven rigid modules. Initially, the design method for the model is presented, followed by the equivalent...
Proceedings Papers
Development of Testbed and Data Collection System on Real Ship Based on Digital Twin Concept
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-606
... propose providing real-ship navigation data and a real-time testbed. This study focuses on developing a data collection system and testbed based on a digital twin concept as a platform for research and development. The system is designed to capture data nearly equivalent to the information obtained...
Proceedings Papers
Dynamic Analysis of a Floating Offshore Wind Turbine Using a Time-Domain Coupled Method with Load Reconstruction
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-056
... turbine foundations (such as monopile, gravity, and jacket) in nearshore areas also rise. This has made floating foundations a major research focus (Hong, McMorland, Zhang, Collu, and Halse, 2024). While semi-submersible platforms are advantageous for deployment in deep waters and harsh marine...
Proceedings Papers
Phase II of OUCwind-HFDR Project: The Experimental Study on the High-Order Hydrodynamic Loads of a 10 MW Semi-Submersible Floating Wind Turbine
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-059
... offshore oil and gas platforms. However, for most semi-submersible offshore oil and gas platforms, researchers typically neglect the effects of second- and higher-order sum-frequency wave loads. In contrast, semi-submersible offshore wind turbines feature a flexible tower structure that is sensitive...
Proceedings Papers
Design and Optimization of the Tuned Liquid Column Damper On 9MW Floating Wind Turbine Platform
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-062
... ABSTRACT Structural control has been used for decades to achieve load reduction and motion control on floating bodies, and the tuned liquid column damper (TLCD) was proposed and applied on floating wind turbine platform as an effective method of structure control. Based on a 9MW wind turbine...
Proceedings Papers
Dynamic Responses of a Floating Offshore Wind Turbine Platform Under Rogue Wave Conditions Using a Coupled CFD-FEM Method
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Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-063
... ABSTRACT Rogue waves are extreme oceanic phenomena that occurs with an enlarged wave crest and concentrated wave energy, posing significant threats to offshore structures. This study investigates the dynamic responses of a moored semi-submersible floating offshore wind turbine (FOWT) platform...
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