BlogInsights from Our Piping Engineering Desk
Technical explainers and case notes on pipe stress analysis, dynamic transient loads, 3D FEA sub-modeling, pipeline code qualification and Fitness-for-Service.
CAESAR-II vs. 3D FEA: When to Escalate a Stress Problem
The signals that tell you a 1D pipe stress model has reached its limit and a localized 3D sub-model is needed.
- 1D vs 3D topology
- Peak stress resolution
- Proprietary sub-modeling
Water Hammer & Steam Hammer: Taming Transient Loads
How dynamic pipe stress analysis captures fluid transients, vibration and their effect on supports.
- Transient load cases
- Snubber design
- Vibration checks
Pipe Support Optimization to Cut Structural Weight
Refining supports, anchorages and layouts beyond code minimums to reduce steel and material cost.
- Support engineering
- Anchorage qualification
- Total cost of ownership
DNVGL Pipeline Code Qualification, Step by Step
Design Basis Reports, wall thickness, and code checks for onshore and offshore transportation pipelines.
- Design Basis Report
- Onshore & offshore
- DNVGL checking
Fitness-for-Service: Repair, Reuse or Retire?
Using FFS, RLA and ECA to make objective, data-backed calls on ageing piping assets.
- FFS review
- Remaining Life Assessment
- Engineering Critical Analysis
Sub-Modeling: Linking 1D Pipe Elements to ABAQUS / ANSYS
A mathematically precise technique to pass boundary conditions between 1D and 3D models cleanly.
- Boundary condition transfer
- ABAQUS & ANSYS
- Localized 3D FEA
CAESAR-II vs. 3D FEA: When to Escalate a Stress Problem
The signals that tell you a 1D pipe stress model has reached its limit and a localized 3D sub-model is needed.
- 1D vs 3D topology
- Peak stress resolution
- Proprietary sub-modeling
Water Hammer & Steam Hammer: Taming Transient Loads
How dynamic pipe stress analysis captures fluid transients, vibration and their effect on supports.
- Transient load cases
- Snubber design
- Vibration checks
Pipe Support Optimization to Cut Structural Weight
Refining supports, anchorages and layouts beyond code minimums to reduce steel and material cost.
- Support engineering
- Anchorage qualification
- Total cost of ownership
DNVGL Pipeline Code Qualification, Step by Step
Design Basis Reports, wall thickness, and code checks for onshore and offshore transportation pipelines.
- Design Basis Report
- Onshore & offshore
- DNVGL checking
Fitness-for-Service: Repair, Reuse or Retire?
Using FFS, RLA and ECA to make objective, data-backed calls on ageing piping assets.
- FFS review
- Remaining Life Assessment
- Engineering Critical Analysis
Sub-Modeling: Linking 1D Pipe Elements to ABAQUS / ANSYS
A mathematically precise technique to pass boundary conditions between 1D and 3D models cleanly.
- Boundary condition transfer
- ABAQUS & ANSYS
- Localized 3D FEA