November 2020, Vol. 247, No. 11


New Model Design Against Running Ductile in Dense-Phase CO2 Pipelines

By Bente Helen Leinum, Senior Principal Engineer, and Erling Østby, Senior Principal Specialist, DNV GL-Oil & Gas Carbon capture and storage (CCS) is vital to decarbonize a few important sectors, including the most energy-intensive industries: power, heat and transport. It will also enable future operations to become more competitive and sustainable in a net-zero economy. Figure 1: In an uncontrolled release of CO2, the escaping fluid will quickly expand to CO2 gas while the pressure in the region of the crack tip remains high. Removing carbon from natural gas –to reach hard-to-abate sectors before or after combustion – is anticip

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