Intelligent completions enable injection and production in mature field offshore Vietnam ///

Pressure maintenance support in mature fields, where permeability heterogeneity is present, requires proper distribution of injected water into the respective zones of interest. This process can be extremely challenging, if no method for allocating the proper amount of water into each zone is available. An operator in the South China Sea, who had initiated a water injection project using legacy single-string, two-zone completion technology, found itself in this predicament, since no selective control for pressure maintenance had been considered for the project.

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