IP Library Granted Patent US 11,396,799
Granted Patent B2
US 11,396,799 · App. 17/548,087 · Granted Jul 26, 2022

Hot swappable fracturing pump system

Inventors: Austin C. Johnson (Edmond, OK); Kyle Schultz (Edmond, OK); Ronnie Beason (Lexington, OK); Nicholas J. Cannon (Washington, OK); Justin Robinson (Stillwater, OK); Barton Hickie (Oklahoma City, OK)
Assignee: DOWNING WELLHEAD EQUIPMENT, LLC
E21B43/2607
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Quick Facts
Patent No.
US 11,396,799
App. No.
17/548,087
Granted
Jul 26, 2022
Kind
B2
Abstract

A method, apparatus, and system according to which a swap adapter is connected to a swap station while a discharge manifold is pressurized by at least a first fracturing pump, said discharge manifold being adapted to communicate pressurized fluid to an oil and gas wellbore. The swap adapter is connected to a second fracturing pump via a first suction conduit and a first discharge conduit. The swap station is connected to a suction manifold via a second suction conduit. The swap station is connected to the discharge manifold via a second discharge conduit. After connecting the swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump: fluid is drawn from the suction manifold using the second fracturing pump; and pressurized fluid is discharged into the discharge manifold using the second fracturing pump.

Claims (85)

1. A system, comprising:

a discharge manifold adapted to be pressurized by at least a first fracturing pump;

a first swap adapter connected to a second fracturing pump via a first suction conduit and a first discharge conduit; and

a swap station connected, via a second suction conduit, to a suction manifold, and, via a second discharge conduit, to the discharge manifold;

wherein the first swap adapter is adapted to be connected to the swap station while the discharge manifold is pressurized by at least the first fracturing pump; and

wherein, after the first swap adapter is connected to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump, the second fracturing pump is adapted to:

draw fluid from the suction manifold via the second suction conduit, the swap station, the first swap adapter, and the first suction conduit; and

discharge pressurized fluid to the discharge manifold via the first discharge conduit, the first swap adapter, the swap station, and the second discharge conduit.

2. The system of claim 1 , wherein, before connecting the first swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump, a second swap adapter is adapted to be disconnected from the swap station; and

wherein the second swap adapter is connected to a third fracturing pump via a third suction conduit and a third discharge conduit.

3. The system of claim 1 , wherein the swap station comprises:

a grapple assembly adapted to connect the first swap adapter to the swap station by moving the first swap adapter into sealing engagement with the swap station.

4. The system of claim 3 , wherein the grapple assembly is adapted to move the first swap adapter into sealing engagement with the swap station by moving the first swap adapter in a vertical direction.

5. The system of claim 3 , wherein the grapple assembly is adapted to move the first swap adapter into sealing engagement with the swap station by moving the first swap adapter in a first horizontal direction, a second horizontal direction, or both.

6. The system of claim 3 , wherein the grapple assembly is adapted to move the first swap adapter into sealing engagement with the swap station by moving the first swap adapter in an angular direction.

7. The system of claim 3 , wherein the swap station further comprises:

a lock assembly adapted to secure the first swap adapter in sealing engagement with the swap station.

8. The system of claim 1 , wherein the first swap adapter is connected to, and extends from, a pump truck; and

wherein the second fracturing pump is supported on the pump truck.

9. A method, comprising:

connecting a first swap adapter to a swap station while a discharge manifold is pressurized by at least a first fracturing pump,

wherein the first swap adapter is connected to a second fracturing pump via a first suction conduit and a first discharge conduit,

wherein the swap station is connected to a suction manifold via a second suction conduit, and

wherein the swap station is connected to the discharge manifold via a second discharge conduit;

and

after connecting the first swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump:

drawing fluid from the suction manifold, using the second fracturing pump, via the second suction conduit, the swap station, the first swap adapter, and the first suction conduit; and

discharging pressurized fluid into the discharge manifold, using the second fracturing pump, via the first discharge conduit, the first swap adapter, the swap station, and the second discharge conduit.

10. The method of claim 9 , further comprising:

before connecting the first swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump, disconnecting a second swap adapter from the swap station,

wherein the second swap adapter is connected to a third fracturing pump via a third suction conduit and a third discharge conduit.

11. The method of claim 9 , wherein connecting the first swap adapter to the swap station comprises:

moving the first swap adapter into sealing engagement with the swap station while the first swap adapter remains connected to the second fracturing pump via the first suction conduit and the first discharge conduit.

12. The method of claim 11 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in a vertical direction.

13. The method of claim 11 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in a first horizontal direction, a second horizontal direction, or both.

14. The method of claim 11 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in an angular direction.

15. The method of claim 11 , wherein connecting the first swap adapter to the swap station further comprises:

securing the first swap adapter in sealing engagement with the swap station.

16. The method of claim 9 , wherein the first swap adapter is connected to, and extends from, a pump truck; and

wherein the second fracturing pump is supported on the pump truck.

17. An apparatus, comprising:

a non-transitory computer readable medium; and

a plurality of instructions stored on the non-transitory computer readable medium and executable by one or more processors, wherein, when the instructions are executed by the one or more processors, the following steps are executed:

connecting a first swap adapter to a swap station while a discharge manifold is pressurized by at least a first fracturing pump,

wherein the first swap adapter is connected to a second fracturing pump via a first suction conduit and a first discharge conduit,

wherein the swap station is connected to a suction manifold via a second suction conduit, and

wherein the swap station is connected to the discharge manifold via a second discharge conduit;

and

after connecting the first swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump:

drawing fluid from the suction manifold, using the second fracturing pump, via the second suction conduit, the swap station, the first swap adapter, and the first suction conduit; and

discharging pressurized fluid into the discharge manifold, using the second fracturing pump, via the first discharge conduit, the first swap adapter, the swap station, and the second discharge conduit.

18. The apparatus of claim 17 , wherein, when the instructions are executed by the one or more processors, the following step is also executed:

before connecting the first swap adapter to the swap station, and while the discharge manifold remains pressurized by at least the first fracturing pump, disconnecting a second swap adapter from the swap station,

wherein the second swap adapter is connected to a third fracturing pump via a third suction conduit and a third discharge conduit.

19. The apparatus of claim 17 , wherein connecting the first swap adapter to the swap station comprises:

moving the first swap adapter into sealing engagement with the swap station while the first swap adapter remains connected to the second fracturing pump via the first suction conduit and the first discharge conduit.

20. The apparatus of claim 19 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in a vertical direction.

21. The apparatus of claim 19 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in a first horizontal direction, a second horizontal direction, or both.

22. The apparatus of claim 19 , wherein moving the first swap adapter into sealing engagement with the swap station comprises moving the first swap adapter in an angular direction.

23. The apparatus of claim 19 , wherein connecting the first swap adapter to the swap station further comprises:

securing the first swap adapter in sealing engagement with the swap station.

24. The apparatus of claim 17 , wherein the first swap adapter is connected to, and extends from, a pump truck; and

wherein the second fracturing pump is supported on the pump truck.

25. A swap station, comprising:

suction and discharge flow components,

wherein the suction flow component is adapted to be connected, via a first suction conduit, to a suction manifold, and

wherein the discharge flow component is adapted to be connected, via a first discharge conduit, to a discharge manifold, said discharge manifold being adapted to be pressurized by at least a first fracturing pump;

and

a grapple assembly adapted to connect a swap adapter to the suction and discharge flow components while the discharge manifold is pressurized by at least the first fracturing pump by moving the swap adapter into sealing engagement with the suction and discharge flow components,

wherein the swap adapter is connected to a second fracturing pump via a second suction conduit and a second discharge conduit.

26. The swap station of claim 25 , wherein, after the swap adapter is connected to the suction and discharge flow components, and while the discharge manifold remains pressurized by at least the first fracturing pump, the second fracturing pump is adapted to:

draw fluid from the suction manifold via the second suction conduit, the swap station, the swap adapter, and the first suction conduit; and

discharge pressurized fluid to the discharge manifold via the first discharge conduit, the swap adapter, the swap station, and the second discharge conduit.

27. The swap station of claim 25 , further comprising a lock assembly adapted to secure the swap adapter in sealing engagement with the swap station.

28. The swap station of claim 25 , wherein the grapple assembly is adapted to move the swap adapter into sealing engagement with the swap station by moving the swap adapter in one or more of the following: a vertical direction; a first horizontal direction; a second horizontal direction; an angular direction.

29. The swap station of claim 25 , further comprising:

the suction manifold;

the first suction conduit via which the suction flow component is adapted to be connected to the suction manifold;

the discharge manifold; and

the first discharge conduit via which the discharge flow component is adapted to be connected to the discharge manifold.

30. The swap station of claim 25 , further comprising:

the swap adapter;

the second fracturing pump;

the second suction conduit via which the swap adapter is connected to the second fracturing pump; and

the second discharge conduit via which the swap adapter is connected to the second fracturing pump.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 17, 2022
From: JOHNSON, AUSTIN C.; SCHULTZ, KYLE; BEASON, RONNIE; CANNON, NICHOLAS J.; ROBINSON, JUSTIN; HICKIE, BARTON
To: DOWNING WELLHEAD EQUIPMENT, LLC
Reel/Frame 059296/0619 →
Continuity (2)
Continuation In Part 16436189 · Jun 10, 2019
Related Publication 20220098964A1 · Mar 31, 2022
Cited By (5)
US 12,196,067 US 12,312,928 US 12,359,547 US 12,607,184 US 12,729,600