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Dynamic Riser Analysis

 

Dynamic Risers: Unveiling Applications, Analysis, and Design Intricacies

This course provides an in-depth understanding of dynamic riser types and their applications, including production vessels, top-tensioned, flexible, steel catenary, hybrid, and drilling risers. It introduces Floating Production Storage and Offloading (FPSO) vessels, discussing their types and mooring with turret arrangements. The course covers the interfaces and components of various risers, global bending and dynamic analysis, software applications, vessel motions, and dynamic loads. Participants will learn about FPSO vessel motions, metocean data analysis, and soil-riser interactions, including soil types and riser behaviour. Additionally, the course delves into vortex-induced vibrations, fatigue and fracture mechanics, and riser analysis design basis, including design codes and modelling non-linearities.

Interactive Learning

Interactive Learning
 
Engage in interactive exercises, helping to solidify your understanding of different riser configurations.

Industry insights
Industry insights
 
Gain industry insights into critical failures of rigid and flexible risers. 

Networking Opportunities

Networking opportunities

Network with like-minded individuals and industry experts working within risers.

Jeenius
Jeenius
 
Enjoy exclusive access to Jeenius platform, a valuable learning resource.

Mastering Dynamic Analyses: In-Depth Exploration with OrcaFlex

This course provides learners with the chance to delve into the intricacies of industry-leading software packages for dynamic analyses, offering a detailed exploration of setting up and executing dynamic analyses with a focus on the prominent industry tool, OrcaFlex. Through hands-on activities and exploration of these software packages' functionalities, participants acquire practical skills directly applicable to real-world scenarios. This practical knowledge not only enhances their proficiency in using industry-standard tools but also empowers them to effectively navigate challenges in dynamic analysis.

Module Highlights

Day 1 - Dynamic Riser Types, FPSOs and Riser Interfaces

Explore a comprehensive range of dynamic riser types and their applications, delving into production vessels, top-tensioned risers, flexible risers, steel catenary risers, hybrid risers, and drilling risers. The session introduces Floating Production Storage and Offloading (FPSO) vessels, offering an overview, detailing various types, and examining mooring and turret arrangements. Additionally, the exploration extends to riser interfaces and components, covering the intricate details of interfaces between risers and vessels. Participants gain insights into the components of top-tensioned risers, flexible risers, steel catenary risers, hybrid risers, and drilling risers, providing a comprehensive understanding of the critical elements involved in dynamic riser systems.

Day 2 – Dynamic Analysis, FPSO Motions, and Soil-Riser Interactions

Day 2 unfolds with an in-depth exploration of global bending and dynamic analysis, guiding participants through crucial analysis steps, software applications, catenaries, pipe stresses, and practical worked examples. The session extends to vessel motions and dynamic loads, covering load cases and fatigue assessments. Additionally, participants delve into FPSO vessel motions, exploring the components, types, wave frequency motion, drift, higher-order motion, and defining motion through Response Amplitude Operators (RAOs). The content proceeds to Waves and Currents, encompassing metocean data, tides, wind, currents, waves, theories, spectra, and hydrodynamic loadings. The day concludes with a focus on soil-riser interactions, addressing soils and soil types, survey methods, deriving soil properties, riser behaviour, and considerations of scour, settlement, and embedment.

Day 3 – Advanced Techniques - Finite Element Analysis, Engineering Critical Assessment

Delve into vortex-induced vibrations, exploring the sections of risers at risk, the modelling of VIV, and the general design approach. Gain insights into riser dynamics, natural frequency considerations, and the application of the OrcaFlex approach, further enhanced by comparisons with tank trials. The session transitions to fatigue and fracture mechanics, covering fatigue loadings, riser fatigue assessment, S-N curves, SCF stress concentration, rainflow counting, flexible and umbilical fatigue mechanisms, fracture mechanics, and strategies for improving fatigue life. The day concludes with an examination of the design basis and riser analysis, detailing design codes, considerations, typical development, input verification, modelling of non-linearities, design of connectors, basis of design, preparation of input data, the modelling process, and the analysis of output data.

 

Who should attend?

Riser Engineers and Designers

Gain in-depth insights into dynamic riser types, interfaces, and components, benefiting professionals responsible for the design and engineering of riser systems.

FPSO Project Managers

Benefit from a detailed overview of FPSOs, including types, mooring arrangements, and vessel motions. 


Oceanographers and Metocean Specialists

Acquire valuable insights into waves and currents, deepening the understanding of metocean data, tides, wind, currents, waves, and hydrodynamic loadings.

Structural Integrity Analysts

Benefit from insights into vortex-induced vibrations, fatigue, and fracture mechanics, gaining valuable knowledge for individuals engaged in structural integrity assessments.

Dynamic riser types and uses

  • Production vessels
  • Top-tensioned risers
  • Flexible risers
  • Steel catenary risers
  • Hybrid risers
  • Drilling risers

Introduction to FPSOs

  • Overview of FPSOs
  • Types of FPSO
  • Mooring and turret arrangements

Riser interfaces and components

  • Overview of riser to vessel interfaces
  • Top-tensioned riser components
  • Flexible riser components
  • Steel catenary riser components
  • Hybrid riser components
  • Drilling riser components

Global bending and dynamic analysis

  • Analysis steps
  • Software
  • Catenaries
  • Pipe stresses
  • Worked example
  • Vessel motions and dynamic loads
  • Load cases
  • Fatigue assessment

FPSO vessel motions

  • Components of motion
  • Types of vessel motion
  • Wave frequency motion
  • Drift and higher order motion
  • Defining motion with RAOs

Waves and currents

  • Metocean data
  • Tides
  • Wind
  • Currents
  • Waves
  • Theories & spectra
  • Hydrodynamic loadings

Soil-riser interactions

  • Soils and soil types
  • Survey methods
  • Deriving soil properties
  • Riser behaviour
  • Scour, settlement, and embedment

Vortex-induced vibrations

  • Sections of risers at risk
  • Modelling VIV
  • General design approach
  • Riser dynamics and natural frequency
  • Orcaflex approach
  • Tank trials comparisons

Fatigue and fracture mechanics

  • Fatigue loadings
  • Riser fatigue assessment
  • S-N curves and SCF stress concentration
  • Rainflow counting
  • Flexible and umbilical fatigue mechanisms
  • Fracture mechanics
  • Improving fatigue life

Design basis and riser analysis

  • Design codes and considerations
  • Typical development of design
  • Input verification
  • Modelling of non-linearities
  • Design of connectors
  • Basis of design
  • Prepare input data
  • Modelling process
  • Output data analysis
 

Learning Outcomes

  • Describe dynamic riser configurations and components and how they are modelled in dynamic analysis
  • Explain the dynamic loads acting on a riser and how these loads are generated and assessed
  • Predict dynamic responses of risers
  • Describe the critical failure modes for both flexible and rigid risers and how onset of failure is predicted
  • Apply the main industry design codes and practices relevant to dynamic riser analysis
  • Identify the main industry software packages available for dynamic riser analysis
Subsea ROV

Meet Your Expert Tutor

Martin East

Martin East

Dynamic Riser Analysis

Martin East, a chartered mechanical engineer with extensive expertise in finite element analysis and the Abaqus non-linear FEA software, is a leading tutor for Jee's "Dynamic Riser Analysis" course. With a career dating back to 1988 and joining Jee in 1996, Martin's role has encompassed consultancy projects and analysis. His depth of knowledge in engineering and practical experience in industry-leading software makes him an invaluable resource for this course.

Martin's expertise is particularly relevant to this course, as it delves into complex analytical methods and software applications where his experience with the Abaqus software and his background in mechanical engineering are particularly beneficial. His role in presenting many of Jee's training courses highlights his ability to convey complex technical information effectively, making him an ideal tutor for this course. 

Start Dates

Location Start Date End Date Number of Days Timings
Virtual (Live Instruction)
19th March 2024
21st March 2024
3
09:00 to 16:30 (with regular breaks)

Your Pricing Path: Course or Course Bundle

Standard Access

Individual Course Access

£2,195

  • Live Classes: Dive into live, interactive sessions focusing on real-time learning and discussions with peers and industry experts.

  • Access to Jeenius Platform: Unlock a realm of additional resources, peer forums, and expert interactions extending your learning beyond the classroom.

  • Industry Expert Interaction: Network and learn from seasoned industry professionals throughout the course, discussing real-world challenges and solutions.

Premium Access

Integrity Management Bundle

Unlimited lifetime access to all of our Integrity programmes.

£9,995

For just £9,995, you'll unlock lifetime access to our full spectrum of integrity courses, a collection with a value exceeding £30,000.

This offer isn't just about diverse subjects like Integrity Management, Lessons Learned, Flexibles and Riser, and more; it's a gateway to limitless learning.

Enjoy the freedom to access all materials and attend live classes whenever you wish, from anywhere, at any time. Elevate your expertise on your terms and at your convenience, ensuring a dynamic and flexible educational journey

 
 

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