CN217380506U

CN217380506U - Well site formula jet pump drainage gas production device

Info

Publication number: CN217380506U
Application number: CN202220707770.XU
Authority: CN
Inventors: 吴圣发; 孙志扬; 徐兴权; 王大江; 陈建达; 费成俊
Original assignee: Petroleum Engineering Technology Research Institute Of Hanjiang Oil Field Branch Sinopec; China Petroleum and Chemical Corp
Current assignee: Petroleum Engineering Technology Research Institute Of Hanjiang Oil Field Branch Sinopec; China Petroleum and Chemical Corp
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-06
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a well site formula jet pump drainage gas production device, it includes ground power device, power liquid manifold, many mouthfuls of single well concentric tube jet pumps gas production device, blowout manifold, blowout purifier, stock solution device, separation measurement system, gas collecting manifold, many mouthfuls of single well concentric tube jet pumps gas production device is parallelly connected, links to each other with ground power device through power liquid manifold respectively, stock solution device's input links to each other with blowout purifier, and the output links to each other with ground power device. The utility model adopts a set of ground power system to cross drive the multi-port low-pressure high-yield water well to discharge and produce through the multi-port jet pump well, thus fully utilizing ground equipment resources and reducing equipment investment cost and production management cost to the utmost extent; the utility model has the advantages of reasonable and compact structure, convenient to use can reach again and get rid of the pit shaft hydrops, improves the purpose of gas production volume, realizes the well group duplicate production of same platform, has further improved production efficiency.

Description

Well site formula jet pump drainage gas production device

Technical Field

The utility model relates to a drainage gas production technical field especially relates to a well site formula jet pump drainage gas production device.

Background

In the development process of a gas well (including a shale gas well), the pressure of the stratum is reduced, fracturing fluid or formation water is gathered at the bottom of the well to influence the yield of the gas well, when the water-gas ratio is increased to a certain value, the gas yield is not enough to bring the accumulated liquid out of the well mouth, so that the daily gas yield is reduced, in order to recover the production, a jet pump is adopted to discharge the liquid, a set of underground units is driven by a set of ground power equipment in the conventional jet pump discharging and extracting process, and the construction cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough to above-mentioned prior art exists provides one kind can reduction in production cost, satisfies well site formula jet pump drainage gas production device of gas well production demand.

The utility model discloses the technical scheme who adopts does: the utility model provides a well site formula jet pump drainage gas production device which characterized in that: it comprises a ground power device, a power liquid manifold, a multi-port single-well concentric pipe jet pump gas production device, a blowout manifold, a blowout purification device, a liquid storage device,

The system comprises a separation metering system and a gas collecting manifold, wherein the multi-port single-well concentric tube jet pump gas production devices are connected in parallel and are respectively connected with a ground power device through a power liquid manifold, the gas production trees of each multi-port single-well concentric tube jet pump gas production device are respectively connected with a blowout purification device through a blowout pipeline, the input end of the liquid storage device is connected with the blowout purification device, the output end of the liquid storage device is connected with the ground power device, and each gas production tree is also connected with the separation metering system through the gas collecting manifold.

According to the technical scheme, the single-well concentric tube jet pump device comprises a gas production tree and an underground jet pump device, and the underground jet pump device can be a single-tube jet pump device or a concentric tube jet pump device.

According to the technical scheme, the ground power device comprises a power pump, a variable frequency controller and a filter, wherein the variable frequency controller is used for controlling the power pump, the output end of the power pump is connected with a power liquid manifold through the filter, and a valve is arranged on the power liquid manifold.

According to the technical scheme, the filter can be used for treating water quality, settling or adsorbing calcium and magnesium ions or can be used as a filter device for removing a mud pump and debris.

According to the technical scheme, the power pump is a plunger pump.

According to the technical scheme, the liquid storage device comprises a centrifugal pump and a liquid storage tank, the input end of the centrifugal pump is connected with the open flow purification device, and the output end of the centrifugal pump is connected with the liquid storage tank.

According to the technical scheme, the liquid storage tank is also provided with a sterilization device.

According to the technical scheme, the power fluid manifold, the blowout manifold and the gas collecting manifold are all provided with the needle valves.

The utility model discloses the beneficial effect who gains does:

1. the utility model adopts a set of ground power system to cross drive the multi-port low-pressure high-yield water well to discharge and produce through the multi-port jet pump well, thus fully utilizing ground equipment resources and reducing equipment investment cost and production management cost to the utmost extent; 2. the utility model has the advantages of reasonable and compact structure, convenient to use can reach again and get rid of the pit shaft hydrops, improves the purpose of gas production volume, realizes the well group duplicate production of same platform, has further improved production efficiency.

Drawings

Fig. 1 is a schematic structural view of a well site type jet pump drainage gas production device provided by the embodiment of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The features and performance of the wellsite jet pump water drainage gas production apparatus of the present application are described in further detail below with reference to the examples.

As shown in fig. 1, a well site type jet pump drainage gas production device comprises a ground power device, a power fluid manifold, a multi-port single-well concentric pipe jet pump gas production device, an open flow manifold, an open flow purification device, a liquid storage device, a separation metering system and a gas collection manifold, wherein the multi-port single-well concentric pipe jet pump gas production device is connected in parallel to share one set of ground power equipment and is respectively connected with the ground power device through the power fluid manifold, gas production trees of each multi-port single-well concentric pipe jet pump gas production device are respectively connected with the open flow purification device through the open flow pipeline, an input end of the liquid storage device is connected with the open flow purification device, an output end of the liquid storage device is connected with the ground power device, and each gas production tree is further connected with the separation metering system through the gas collection manifold. Needle valves are arranged on the power liquid manifold, the blowout manifold and the gas collecting manifold.

The ground power device comprises a power pump 4, a variable frequency controller 5 and a filter 6, wherein the variable frequency controller 5 is used for controlling the power pump 4, the output end of the power pump 4 is connected with a power liquid manifold 10 through the filter 6, and a one-way valve 7 is arranged on the power liquid manifold 10. Wherein, the filter 2 can be used for treating water quality, settling or adsorbing calcium and magnesium ions or removing a mud pump and debris, and the power pump 4 is a plunger pump.

The liquid storage device comprises a centrifugal pump 1 and a liquid storage tank 2, the input end of the centrifugal pump 1 is connected with a blowout purification device 13, the output end of the centrifugal pump is connected with the liquid storage tank 2, and the liquid storage tank is further provided with a sterilization device 3.

In this embodiment, the single-well concentric tube jet pump device includes a gas production tree 12 and a downhole jet pump device 11, and the downhole jet pump device 11 may be a single-tube jet pump device or a concentric tube jet pump device.

The underground jet pump is connected to the underground below a gas production tree 12 through an oil pipe according to a conventional connection mode, liquid is injected into the underground through a power pump 4, the liquid is pressurized through the power pump 4 to form high-pressure power liquid, the power liquid filtered by a high-pressure filter 6 enters the underground through the oil pipe of the gas production tree 12, the liquid forms a negative pressure zone through a nozzle of the underground jet pump, accumulated liquid at the bottom of the well is pumped to the underground under the action of pressure difference, the pumped mixed liquid is subjected to gas-liquid separation sequentially through a right oil pipe gate valve, gas obtained after the gas separation enters a main gas transmission pipeline through an outer gas transmission pipeline, the liquid separated from the gas and the water is placed into a blowing pool 10 and is pumped into a liquid storage tank 7 through a centrifugal pump 9, and then is pumped into the bottom of the well as the high-pressure power liquid through a power pump 1, so that the circulation is realized, the water drainage and the gas production are continuously carried out, the accumulated liquid in the shaft is reduced, and the gas well re-production of the gas well is realized.

The power equipment can be used for only one well, when one well is in liquid drainage work of the jet pump, the other wells are in open flow production or closed well states, effective production of gas wells in a well group is achieved through rotation liquid drainage, and equipment cost is saved.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims

1. The utility model provides a well site formula jet pump drainage gas production device which characterized in that: the multi-port single-well concentric pipe jet pump gas production device is connected in parallel and is respectively connected with the ground power device through the power liquid manifold, the gas production trees of each multi-port single-well concentric pipe jet pump gas production device are respectively connected with the open flow purification device through the open flow pipeline, the input end of the liquid storage device is connected with the open flow purification device, the output end of the liquid storage device is connected with the ground power device, and each gas production tree is also connected with the separation and metering system through the gas collection manifold.

2. The wellsite jet pump drainage gas recovery device of claim 1, wherein: the single-well concentric tube jet pump device comprises a gas production tree and an underground jet pump device, and the underground jet pump device can be a single-tube jet pump device or a concentric tube jet pump device.

3. The wellsite jet pump drainage gas recovery device of claim 1 or 2, wherein: the ground power device comprises a power pump, a variable frequency controller and a filter, wherein the variable frequency controller is used for controlling the power pump, the output end of the power pump is connected with a power liquid manifold through the filter, and a valve is arranged on the power liquid manifold.

4. The wellsite jet pump drainage gas recovery device of claim 3, wherein: the filter can be used for treating water, settling or adsorbing calcium and magnesium ions or filtering equipment capable of removing mud pumps and debris.

5. The wellsite jet pump drainage gas recovery device of claim 3, wherein: the power pump is a plunger pump.

6. The wellsite jet pump drainage gas recovery device of claim 1 or 2, wherein: the liquid storage device comprises a centrifugal pump and a liquid storage tank, the input end of the centrifugal pump is connected with the open flow purification device, and the output end of the centrifugal pump is connected with the liquid storage tank.

7. The wellsite jet pump drainage gas recovery device of claim 6, wherein: the liquid storage tank is also provided with a sterilization device.

8. The wellsite jet pump drainage gas recovery device of claim 1 or 2, wherein: needle valves are arranged on the power liquid manifold, the blowout manifold and the gas collecting manifold.