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Case

Offshore Bend Protection for Brazil FPSO: Custom Stiffeners & Restrictors for Major EPC Projects

Client: A Major International Offshore EPC Contractor

Application: Offshore Oil Field, Brazil

Products: Bend Restrictors and Bend Stiffeners

1. Project Background

To ensure the long-term operational stability of FPSO (Floating Production Storage and Offloading) and wellhead connection systems for an offshore oil field in Brazil, the client required critical stress protection for flexible risers and flowlines. In harsh dynamic offshore environments, excessive bending at pipeline termination points can trigger fatigue damage, ultimately reducing service life and increasing operational and maintenance (O&M) expenditures.

2. Our Solution

As a specialized OEM manufacturer, Philson engineered customized bending stress protection solutions tailored to the specific dynamic and static requirements of the project:

Dynamic Riser Protection (FPSO Connection): Implementation of customized dynamic bend stiffeners. Utilizing advanced engineering simulation, we optimized the stress distribution at the top and bottom riser ends. This design effectively manages the bending angle under dynamic displacement, minimizes fatigue loading, and extends the fatigue life of critical connection components.

Static Flowline Protection (Wellhead Connection): Deployment of interlocking vertebrae bend restrictors. This system constructs a semi-rigid curved structure using high-strength components. Upon reaching the predefined Minimum Bending Radius (MBR), the structure automatically locks, preventing deformation beyond design limits and ensuring structural integrity throughout installation and operational life.

3. Engineering Value

Fatigue Resistance: By implementing precise bending control at critical termination points, we significantly reduced fatigue risks for fluid transmission systems operating in extreme offshore environments.

Lifecycle Cost Control: The solution prevents uncontrolled failures caused by over-bending, mitigating the need for unscheduled maintenance or repairs and ensuring optimal operational continuity and efficiency.

Manufacturing Standards: All components are precision-manufactured at Philson’s state-of-the-art production facility, meeting rigorous marine engineering technical specifications and international acceptance standards.

As a specialized OEM manufacturer, Philson provides customized cable protection solutions solutions that effectively mitigate fatigue damage to flexible pipelines in Brazil's offshore oil fields, ensuring long-term operational efficiency for assets through precise engineering design.