Abstract

The increasing need for energy and supply security is leading to pipeline developments in areas with increasingly challenging seabed features and greater water depth. The DNV FloatPipe concept proposes to modify the basic premise that pipelines must be placed on the seabed. Instead, it is proposed to place it in the water column, removing the pipeline from the seabed. The FloatPipe concept represents an innovative way to mitigate challenges regarding harsh seabed and ultra-deep waters. Those conditions impose serious restrictions on traditional pipelines on seabed, requiring great efforts on corrective actions. The FloatPipe concept was developed based on existing offshore pipeline technology with components that are replicable and scalable. This allows the concept to adapt to local conditions and be applicable to both crossings small areas and long distance oil and gas pipelines. DNV FloatPipe concept represents an alternative to traditional pipelines when the seabed and associated water depth poses significant barriers to the development of the latter.

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