Inflow control device and system having inflow control device
An inflow control device includes a flow device having an inlet; an outlet; a flow path fluidically connecting the inlet to the outlet; and a feature configured to reduce a mass flow rate of liquids to the outlet, the liquids having a subcool less than a predetermined subcool for a selected drawdown pressure, lower than a mass flow rate of liquids having a subcool greater than the predetermined subcool at the selected drawdown pressure.
1. An inflow control device comprising a flow device including:
an inlet;
an outlet;
a flow path fluidically connecting the inlet to the outlet; and
a feature configured to reduce a mass flow rate of liquids to the outlet, the liquids having a subcool less than a predetermined sub cool for a selected drawdown pressure, lower than a mass flow rate of liquids having a subcool greater than the predetermined subcool at the selected drawdown pressure.
2. The inflow control device of claim 1 , wherein the feature is configured to cavitate and/or flash the liquids passing through the flow path having a subcool less than the predetermined subcool.
3. The inflow control device of claim 1 , wherein the fluid flow path includes a nozzle, a converging portion of the nozzle configured to accelerate flow of fluids, and the feature includes a throat portion of the nozzle, a cavitating region formed at the throat portion when the liquids having a subcool less than the predetermined subcool flow through the throat portion at the selected drawdown pressure.
4. The inflow control device of claim 3 , further comprising a recirculation area of the fluid flow path downstream of the nozzle and the outlet.
5. The inflow control device of claim 3 , further comprising a recirculation area of the fluid flow path, and a baffle disposed in the recirculation area, wherein the baffle creates a tortuous path within the fluid flow path.
6. The inflow control device of claim 5 , wherein the feature additionally includes an edge of the baffle, a cavitating region formed in the tortuous path at the edge of the baffle when the liquids having a subcool less than the predetermined subcool flow through the recirculation area at the selected drawdown pressure.
7. The inflow control device of claim 5 , further comprising a channel connecting the nozzle to the outlet, the feature additionally including an intersecting area between the tortuous path and the channel, a cavitating region formed in the channel at the intersecting area when the liquids having a subcool less than the predetermined subcool flow through the intersecting area at the selected drawdown pressure.
8. The inflow control device of claim 3 , wherein the nozzle has a centerline, and the outlet is spaced from the centerline.
9. The inflow control device of claim 1 , wherein the feature includes a baffle.
10. The inflow control device of claim 9 , wherein the baffle includes a plurality of staggered pins.
11. The inflow control device of claim 9 , wherein the baffle includes a plurality of circumferentially distributed flow separators.
12. The inflow control device of claim 9 , wherein the baffle creates a tortuous flow path within the fluid flow path.
13. The inflow control device of claim 1 , wherein the feature includes helices with alternating left-handed and right-handed helical flow paths.
14. The inflow control device of claim 13 , wherein adjacent helices are separated by a non-helical flow area.
15. The inflow control device of claim 1 , further comprising a first body portion and a second body portion forming the fluid flow path and forming a nozzle therebetween, wherein the first body portion is disposed between the outlet and the nozzle.
16. The inflow control device of claim 15 , wherein the outlet is a first outlet, and further comprising a second outlet, the second body portion disposed between the second outlet and the nozzle.
17. The inflow control device of claim 15 , wherein the first body portion and the second body portion include a first end surface and a second end surface, respectively, each of the first end surface and the second end surface extending divergently from the nozzle, the outlet is disposed adjacent the first end surface, and the flow device is configured to pass fluid flow through the nozzle in a liquid phase directly to the outlet and fluid flow through the nozzle in a gas phase to a recirculation area prior to being directed to the outlet.
18. The inflow control device of claim 1 , wherein the inlet is configured to be in fluid communication with a first pressure source and the outlet is configured to be in fluid communication with a second pressure source having a lower pressure than the first pressure source, the inflow control device further comprising a screen in fluid communication with the inlet, and a base pipe disposed radially interiorly of the flow device, the outlet in fluid communication with the base pipe, the flow device at least partially wrapped around the base pipe.
19. A steam assisted gravity drainage system comprising:
a tubular system including a plurality of the inflow control devices of claim 1 , spaced longitudinally with respect to the tubular system.
20. The steam assisted gravity drainage system of claim 19 , wherein the tubular system is a first tubular system, and further comprising a second tubular system configured to deliver steam to a formation and an electrical submersible pump disposed uphole of the plurality of the inflow control devices.