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A floating liquified natural gas (FLNGFloating Liquified Natural Gas (FLNG)) system will encounter severe environmentalEnvironmental burdens at the predetermined location, which may harm its operational capabilities. It is critical to anticipate how the FLNGFloating Liquified Natural Gas (FLNG) system will react in extreme conditionsExtreme condition. This article details the simulation performed on a FLNGFloating Liquified Natural Gas (FLNG) system, which is equipped with a riser and moored by a turretTurret mooring system while subjected to various environmentalEnvironmentalloadLoads heading angles and mooring lineMooring line conditions (both intact and damaged). The results of model tests conducted under intact conditions are used to validate this numerical simulation. The simulation results indicate that the FLNGFloating Liquified Natural Gas (FLNG) motion response undergoes a substantial alteration, which impacts both the riser and the axial tensionAxial tensions in the mooring linesMooring line. Defective conditions give rise to a lateral response, which increases by 82.4% for surge and 110.7% for sway. Furthermore, the alteration in axial tensionAxial tensions along the mooring lineMooring line has the potential to exceed 71%.

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A Numerical Study of the Sensitivity of Damage Conditions on the Turret Mooring to Motion Responses of Floating Liquified Natural Gas Systems and Axial Tensions of Mooring Lines

  • 章节

  • 发表日期：

    2026年

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  • Arifin,
  • Aries Sulisetyono,
  • Wibowo Harso Nugroho

摘要

A floating liquified natural gas (FLNGFloating Liquified Natural Gas (FLNG)) system will encounter severe environmentalEnvironmental burdens at the predetermined location, which may harm its operational capabilities. It is critical to anticipate how the FLNGFloating Liquified Natural Gas (FLNG) system will react in extreme conditionsExtreme condition. This article details the simulation performed on a FLNGFloating Liquified Natural Gas (FLNG) system, which is equipped with a riser and moored by a turretTurret mooring system while subjected to various environmentalEnvironmentalloadLoads heading angles and mooring lineMooring line conditions (both intact and damaged). The results of model tests conducted under intact conditions are used to validate this numerical simulation. The simulation results indicate that the FLNGFloating Liquified Natural Gas (FLNG) motion response undergoes a substantial alteration, which impacts both the riser and the axial tensionAxial tensions in the mooring linesMooring line. Defective conditions give rise to a lateral response, which increases by 82.4% for surge and 110.7% for sway. Furthermore, the alteration in axial tensionAxial tensions along the mooring lineMooring line has the potential to exceed 71%.