Dynamic Reservoir Characterization
AssigneeSchlumberger Technology Corporation
InventorsBrennig Williams, Marat Shaykhattarov
Life of this patent
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Abstract
A method for operating a reservoir simulator includes performing a reservoir simulation based on a spatial reservoir model that represents a subterranean environment that includes a reservoir where, for a portion of the spatial reservoir model, the performing includes utilizing a phase model operational mode; based at least in part on a phase transition in the portion of the spatial reservoir model to a multi-phase region that includes a microemulsion, implementing a multi-phase operational mode; and, based at least in part on a phase transition in the portion of the spatial reservoir model from the multi-phase region to a different phase region, implementing the phase model operational mode for the portion of the spatial reservoir model.
Claims20
A method of operating a reservoir simulator comprising:
- performing a reservoir simulation based on a spatial reservoir model that represents a subterranean environment that comprises a reservoir wherein, for a portion of the spatial reservoir model, the performing comprises utilizing a phase model operational mode;
- based at least in part on a phase transition in the portion of the spatial reservoir model to a multi-phase region that comprises a microemulsion, implementing a multi-phase operational mode;
- and
- based at least in part on a phase transition in the portion of the spatial reservoir model from the multi-phase region to a different phase region, implementing the phase model operational mode for the portion of the spatial reservoir model.
A system comprising:
- a processor;
- memory operatively coupled to the processor;
- and
- processor-executable instructions stored in the memory to instruct the system, the instructions comprising instructions to:
- perform a reservoir simulation based on a spatial reservoir model that represents a subterranean environment that comprises a reservoir wherein, for a portion of the spatial reservoir model, the reservoir simulation utilizes a phase model operational mode;
- based at least in part on a phase transition in the portion of the spatial reservoir model to a multi-phase region that comprises a microemulsion, implement a multi-phase operational mode;
- and
- based at least in part on a phase transition in the portion of the spatial reservoir model from the multi-phase region to a different phase region, implement the phase model operational mode for the portion of the spatial reservoir model.
One or more computer-readable storage media comprising computer-executable instructions to instruct a computer, the instructions comprising instructions to:
- perform a reservoir simulation based on a spatial reservoir model that represents a subterranean environment that comprises a reservoir wherein, for a portion of the spatial reservoir model, the reservoir simulation utilizes a phase model operational mode;
- based at least in part on a phase transition in the portion of the spatial reservoir model to a multi-phase region that comprises a microemulsion, implement a multi-phase operational mode;
- and
- based at least in part on a phase transition in the portion of the spatial reservoir model from the multi-phase region to a different phase region, implement the phase model operational mode for the portion of the spatial reservoir model.
Dependencies are inferred from the claim text.