System and method for utilizing integrated pressure exchange manifold in hydraulic fracturing

Patent metadata

Field	Value
Publication number	US-9759054-B2
Application number	US-201514797953-A
Country	US
Kind code	B2
Filing date	Jul 13, 2015
Priority date	Jul 30, 2014
Publication date	Sep 12, 2017
Grant date	Sep 12, 2017

Abstract

A system includes an integrated manifold system including multiple isobaric pressure exchangers (IPXs) that each includes a low-pressure first fluid inlet, a high-pressure second fluid inlet, a high-pressure first fluid outlet, and a low-pressure second fluid outlet. The integrated manifold system includes a low-pressure first fluid manifold coupled to each of the low-pressure first fluid inlets and configured to provide low-pressure first fluid to each of the low-pressure first fluid inlets, a high-pressure second fluid manifold coupled to each of the high-pressure second fluid inlets and configured to provide high-pressure second fluid to each of the high-pressure second fluid inlets, a high-pressure first fluid manifold coupled to each of the high-pressure first fluid outlets and configured to discharge high-pressure first fluid, and a low-pressure second fluid manifold coupled to each of the low-pressure second fluid outlets and configured to discharge low-pressure second fluid.

First claim

What is claimed is:

1. A system, comprising:
an integrated manifold system, comprising:
a plurality of isobaric pressure exchangers (IPXs), wherein each IPX of the plurality of IPXs comprises a low-pressure first fluid inlet configured to receive a low-pressure first fluid, a high-pressure second fluid inlet configured to receive a high-pressure second fluid, a high-pressure first fluid outlet configured to discharge a high-pressure first fluid, and a low-pressure second fluid outlet configured to discharge a low-pressure second fluid;
a low-pressure first fluid manifold coupled to each of the low-pressure first fluid inlets of the plurality of IPXs and configured to provide the low-pressure first fluid to each of the low-pressure first fluid inlets of the plurality of IPXs;
a high-pressure second fluid manifold coupled to each of the high-pressure second fluid inlets of the plurality of IPXs and configured to provide the high-pressure second fluid to each of the high-pressure second fluid inlets of the plurality of IPXs;
a high-pressure first fluid manifold coupled to each of the high-pressure first fluid outlets of the plurality of IPXs and configured to discharge the high-pressure first fluid from the integrated manifold system; and
a low-pressure second fluid manifold coupled to each of the low-pressure second fluid outlets of the plurality of IPXs and configured to discharge the low-pressure second fluid from the integrated manifold system;
wherein the first fluid comprises a fracing fluid having proppants, and the system comprises a blender coupled to the low-pressure first fluid manifold and configured to produce the fracing fluid, and wherein the blender is coupled to a fluid conduit configured to divert at least a portion of the low-pressure second fluid discharged from the low-pressure second fluid manifold to the blender.

2. The system of claim 1 , wherein the second fluid comprises one or more of water, an oil, an acid, and a gelling agent, and the second fluid lacks proppants.

3. The system of claim 1 , wherein the plurality of isobaric pressure exchangers is configured to utilize the high-pressure second fluid to increase a pressure of the low-pressure first fluid.

4. The system of claim 1 , comprising a plurality of pumps coupled to the high-pressure second fluid manifold, wherein the plurality of pumps is configured to receive the low-pressure second fluid, to increase a pressure of the low-pressure second fluid to the high-pressure second fluid, and to provide the high-pressure second fluid to the high-pressure second fluid manifold.

5. The system of claim 4 , wherein the plurality of pumps are configured to be isolated from the first fluid.

6. The system of claim 4 , wherein the integrated manifold system comprises an inlet second fluid manifold coupled to a second fluid pump and configured to provide the low-pressure second fluid to the plurality of pumps.

7. The system of claim 1 , comprising a mobile transport unit, and the integrated manifold system is disposed on the mobile transport unit, and the mobile transport unit is configured to transport the integrated manifold system to different locations.

8. The system of claim 1 , comprising a fluid conduit coupled to the low-pressure second fluid manifold, wherein the fluid conduit is configured to divert at least a portion of the low-pressure second fluid discharged from the low-pressure second fluid manifold to at least one pump, and wherein the at least one pump is configured to increase the pressure of the low-pressure second fluid to a re-pressurized high-pressure second fluid and to provide the re-pressurized high-pressure second fluid into the high-pressure first fluid discharged from the high-pressure first fluid manifold.

9. A system, comprising:
an integrated manifold system, comprising:
a plurality of isobaric pressure exchangers (IPXs), wherein each IPX of the plurality of IPXs comprises a low-pressure first fluid inlet configured to receive a low-pressure first fluid, a high-pressure second fluid inlet configured to receive a high-pressure second fluid, a high-pressure first fluid outlet configured to discharge a high-pressure first fluid, and a low-pressure second fluid outlet configured to discharge a low-pressure second fluid;
a high-pressure second fluid manifold coupled to each of the high-pressure second fluid inlets of the plurality of IPXs and configured to provide the high-pressure second fluid to each of the high-pressure second fluid inlets of the plurality of IPXs; and
a low-pressure second fluid manifold coupled to each of the low-pressure second fluid outlets of the plurality of IPXs and configured to discharge the low-pressure second fluid from the integrated manifold system; and

an additional manifold system separate from the integrated manifold system, comprising:
a low-pressure first fluid manifold coupled to each of the low-pressure first fluid inlets of the plurality of IPXs and configured to provide the low-pressure first fluid to each of the low-pressure first fluid inlets of the plurality of IPXs; and
a high-pressure first fluid manifold coupled to each of the high-pressure first fluid outlets of the plurality of IPXs and configured to discharge the high-pressure first fluid from the integrated manifold system; and

a fluid conduit coupled to the low-pressure second fluid manifold, wherein the fluid conduit is configured to divert at least a portion of the low-pressure second fluid discharged from the low-pressure second fluid manifold to at least one pump, and wherein the at least one pump is configured to increase the pressure of the low-pressure second fluid to a re-pressurized high-pressure second fluid and to provide the re-pressurized high-pressure second fluid into the high-pressure first fluid discharged from the high-pressure first fluid manifold.

10. The system of claim 9 , comprising a first trailer and a second trailer, wherein the integrated manifold system is disposed on the first trailer, and the additional manifold system is disposed on the second trailer.

11. The system of claim 9 , wherein the first fluid comprises a fracing fluid having proppants and the additional manifold system comprises a fracing fluid manifold system configured to receive a low-pressure fracing fluid from a fracing fluid pump.

12. The system of claim 11 , wherein the fracing fluid manifold system is configured to provide the low-pressure fracing fluid to the plurality of IPXs of the integrated manifold system via the low-pressure first fluid manifold, to receive a high-pressure fracing fluid from the integrated manifold the plurality of IPXs of the integrated manifold system, and to discharge the high-pressure to fracing fluid via the high-pressure first fluid manifold.

13. The system of claim 9 , wherein the plurality of isobaric pressure exchangers is configured to utilize the high-pressure second fluid to increase a pressure of the low-pressure first fluid.

14. The system of claim 9 , comprising a plurality of pumps coupled to the high-pressure second fluid manifold, wherein the plurality of pumps is configured to receive the low-pressure second fluid, to increase a pressure of the low-pressure second fluid to the high-pressure second fluid, and to provide the high-pressure second fluid to the high-pressure second fluid manifold.

15. The system of claim 14 , wherein the plurality of pumps are configured to be isolated from the first fluid.

16. The system of claim 14 , wherein the integrated manifold system comprises an inlet second fluid manifold coupled to a second fluid pump and configured to p

Assignees

• Energy Recovery Inc

Inventors

• Gay Joel
• Ghasripoor Farshad
• Martin Jeremy Grant
• Hoffman Adam Rothschild

Classifications

• E21B43/2607 Primary

  Surface equipment specially adapted for fracturing operations · CPC title

• F04B43/0736 Primary

  with two or more pumping chambers in parallel · CPC title

• E21B43/267 Primary

  reinforcing fractures by propping · CPC title

• F15D1/06

  by influencing the boundary layer · CPC title

• Y10T137/86139

  Serial · CPC title