Oil & Gas Articles

A simplified method of performing fatigue analysis of offshore structures

A simplified method of performing fatigue analysis of offshore structures   Introduction An offshore structure is subject to environmental loads of waves, wind and current. By their nature, the resulting wave loads on the structure are cyclical. These cyclical...

The importance of analysis in nearshore pull-in operation in offshore wind farms

Introduction Over the last 10 years, the global wind energy business has increased manifold. In the next 5 years, the rate of installation is expected to accelerate. This is mostly driven by the opening up of Chinese and US markets. A primary chunk of this market is...

How soil vertical stiffness parameters affect buried pipelines

Introduction Pipe soil interaction is a critical subject of analysis in the field of the offshore industry. A pipe once buried in the seabed is usually in equilibrium with the surrounding soil. There are however various forces which are still in action even if the...

Protecting the seabed pipelines against destabilization: Identifying and qualifying the risk

The Philosophy   Cable hydrodynamic stability is one of the most fundamental design topics which are addressed by cable installation engineers. In its simplest form, a simple force balance approach may be considered to ensure that the cable is not displacing...