Aggregate multi-lateral maximum reservoir contact well and system for producing multiple reservoirs through a single production string
An aggregate MRC well includes a plurality of maximum reservoir contact (MRC) wells, a plurality of independently operated flow control or completion units installed in each of the plurality of MRC wells, a plurality of pressure regimes corresponding to the plurality of MRC wells, and a single production string connecting each of the plurality of MRC wells. The method includes providing a plurality of maximum reservoir contact (MRC) wells forming an aggregate MRC well, providing a plurality of independently operated flow control valves in each of the plurality of MRC wells, providing a plurality of pressure regimes corresponding to the plurality of MRC wells, and providing a single production string connecting each of the plurality of MRC wells.
1. An aggregate maximum reservoir contact (MRC) well for extracting hydrocarbons from multiple subsurface formations, the aggregate MRC well comprising:
a plurality of maximum reservoir contact (MRC) wells, certain of the plurality of the MRC wells extending through a first reservoir, and other of the plurality of the MRC wells extending through a second reservoir, where the first reservoir and the second reservoir are stacked reservoirs that are separated;
a plurality of independently operated flow completion units installed in each of the plurality of MRC wells, each of the plurality of independently operated flow completion units having a pressure sensor, chemical tracer, flow rate sensor, and flow control value within a single unit body;
a plurality of pressure regimes corresponding to the plurality of MRC wells; and
a single production string connecting each of the plurality of pressure regimes in each of the plurality of MRC wells.
2. The aggregate MRC well according to claim 1 , further comprising:
means for determining productivity index of each of the plurality of MRC wells.
3. The aggregate MRC well according to claim 1 , further comprising:
means for determining flow rate or production rate of each of the MRC wells.
4. The aggregate MRC well according to claim 1 , wherein the aggregate MRC well has contact of about 10 kilometers (6.21 miles) or more.
5. The aggregate MRC well according to claim 1 , wherein the aggregate MRC well comprises a multilateral configuration comprising two or more laterals, each lateral well comprising a plurality of MRC wells.
6. A method for extracting hydrocarbons from a subsurface formation, the method comprising:
providing a plurality of maximum reservoir contact (MRC) wells forming an aggregate MRC well, extending certain of the plurality of the (MRC) wells through a first reservoir, and extending other of the plurality of the MRC wells through a second reservoir, where the first reservoir and the second reservoir are stacked reservoirs that are separated;
providing a plurality of independently operated flow completion units in each of the plurality of MRC wells, each of the plurality of independently operated flow completion units having a pressure sensor, chemical tracer, flow rate sensor, and flow control valve within a single unit body;
providing a plurality of pressure regimes corresponding to the plurality of MRC wells; and
providing a single production string connecting the plurality of pressure regimes in each of the plurality of MRC wells.
7. The method according to claim 6 , further comprising:
providing a means for determining productivity index of each of the plurality of MRC wells.
8. The method according to claim 6 , further comprising:
providing a means for determining flow rate or production rate of each of the MRC wells.
9. The method according to claim 6 , wherein the aggregate MRC well has a contact of about 10 kilometers (6.21 miles) or more.
10. The method according to claim 6 , wherein the aggregate MRC well comprises a multilateral configuration comprising two or more lateral wells, each lateral well comprising a plurality of MRC wells.