CN211450857U

CN211450857U - Steam circulating device for SAGD horizontal well group

Info

Publication number: CN211450857U
Application number: CN201921725066.1U
Authority: CN
Inventors: 刘琳
Original assignee: Xinjiang Zhongling Engineering Technology Co ltd
Current assignee: Xinjiang Zhongling Engineering Technology Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-09-08
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a SAGD horizontal well group uses steam circulation device, comprising a boiler, the left side of boiler is connected with first steam pipe and second steam pipe, the right side of second steam pipe is connected with air circulating pump, air circulating pump's right side is connected with the intake pipe, the lower extreme of intake pipe and first steam pipe all is equipped with the taper joint, the utility model discloses have the boiler, the left side of boiler is connected with first steam pipe and second steam pipe, the right side of second steam pipe is connected with air circulating pump, and air circulating pump can extract the waste heat of steam through the intake pipe to get into the boiler again through the second steam pipe, play waste heat recycling's function, saved steam and water, waste water in the boiler can pass through the water pump extraction, and get into the water tank through the second connecting pipe, play waste water recycling's effect.

Description

Steam circulating device for SAGD horizontal well group

Technical Field

The utility model relates to a steam circulating device technical field specifically is a steam circulating device is used to SAGD horizontal well group.

Background

In the Steam Assisted Gravity Drainage (SAGD) production technology, high-temperature steam is injected into an upper injection well to heat a reservoir stratum, so that the viscosity of thick oil is reduced, the flowing capacity of the thick oil is improved, and the thick oil or super thick oil flows into a production well from the upper reservoir stratum under the action of gravity and is extracted by an extraction system.

However, the existing steam heating device is low in energy efficiency and cannot recycle hot steam, so that a large amount of electric energy and water are consumed, residual hot water in a boiler is directly discharged and cannot be stored, and therefore, a steam circulating device for an SAGD horizontal well group is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam cycle device is used to SAGD horizontal well group to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a SAGD horizontal well group uses steam circulation device, includes the boiler, the left side of boiler is connected with first steam pipe and second steam pipe, the right side of second steam pipe is connected with air circulating pump, air circulating pump's right side is connected with the intake pipe, the lower extreme of intake pipe and first steam pipe all is equipped with the taper joint, the inside of boiler is equipped with the heating rod, the upside of boiler is equipped with the inlet tube, the right side of boiler is connected with the water pump through first connecting pipe, the right side of water pump is equipped with the water tank, the play water end of water pump is connected with the second connecting pipe, the upper left side intercommunication of second connecting pipe and water tank.

The purpose of this setting is that this steam circulating device for SAGD horizontal well group has the boiler, and the left side of boiler is connected with first steam pipe and second steam pipe, the right side of second steam pipe is connected with air circulating pump, and air circulating pump can extract the waste heat of steam through the intake pipe to reentry the boiler through the second steam pipe, play waste heat reuse's function, saved steam and water, waste water in the boiler can pass through the water pump extraction, and get into the water tank through the second connecting pipe, play waste water reuse's effect.

Preferably, the first connecting pipe is provided with an electromagnetic valve, and the upper side of the boiler is provided with a gas pressure meter.

Preferably, the lower side of the boiler is provided with a drain pipe, and the drain pipe and the water inlet pipe are both provided with valves.

Preferably, a check valve is arranged at the right end of the second connecting pipe.

Preferably, the right end of the water tank is provided with two water outlet pipes.

Preferably, the right end of the water outlet pipe is provided with a flange plate, and the water outlet pipe is provided with a water valve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses have the boiler, the left side of boiler is connected with first steam pipe and second steam pipe, the right side of second steam pipe is connected with air circulating pump, and air circulating pump can extract the waste heat of steam through the intake pipe to get into the boiler again through the second steam pipe, play the function of waste heat recycle, saved steam and water, waste water in the boiler can pass through the water pump extraction, and get into the water tank through the second connecting pipe, play the effect of waste water recycle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the first steam pipe and the second steam pipe of the present invention;

fig. 3 is a schematic view of the structure of the water tank of the present invention.

In the figure: 1. a boiler; 2. a water tank; 3. a water pump; 4. an air circulation pump; 5. a heating rod; 6. a drain pipe; 7. a water inlet pipe; 8. a first steam pipe; 9. a second steam pipe; 10. a barometer; 11. an air inlet pipe; 12. a tapered joint; 13. an electromagnetic valve; 14. a first connecting pipe; 15. a second connecting pipe; 16. a one-way valve; 17. a water outlet pipe; 18. a flange plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a SAGD horizontal well group uses steam circulating device, includes boiler 1, the left side of boiler 1 is connected with first steam pipe 8 and second steam pipe 9, the right side of second steam pipe 9 is connected with air circulating pump 4, air circulating pump 4's right side is connected with intake pipe 11, intake pipe 11 and first steam pipe 8's lower extreme all are equipped with conical joint 12, the inside of boiler 1 is equipped with heating rod 5, the upside of boiler 1 is equipped with inlet tube 7, the right side of boiler 1 is connected with water pump 3 through first connecting pipe 14, the right side of water pump 3 is equipped with water tank 2, the play water end of water pump 3 is connected with second connecting pipe 15, second connecting pipe 15 and water tank 2's the upper left side intercommunication.

Specifically, the first connecting pipe 14 is provided with an electromagnetic valve 13, and the upper side of the boiler 1 is provided with a gas pressure meter 10.

Specifically, the downside of boiler 1 is equipped with drain pipe 6, all be equipped with the valve on drain pipe 6 and the inlet tube 7.

Specifically, a check valve 16 is disposed at the right end of the second connecting pipe 15.

Specifically, the right end of the water tank 2 is provided with two water outlet pipes 17, and the number of the water outlet pipes 17 is two.

Specifically, a flange 18 is arranged at the right end of the water outlet pipe 17, and a water valve is arranged on the water outlet pipe 17.

Specifically, during the use, this steam circulating device for SAGD horizontal well group has boiler 1, and boiler 1's left side is connected with first steam pipe 8 and second steam pipe 9, the right side of second steam pipe 9 is connected with air circulating pump 4, and air circulating pump 4 can extract the waste heat of steam through intake pipe 11 to reentry the boiler through second steam pipe 9, play waste heat reuse's function, saved steam and water, waste water in the boiler 1 can be extracted through water pump 3, and get into water tank 2 through second connecting pipe 15, play waste water reuse's effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A steam circulating device for an SAGD horizontal well group comprises a boiler (1), and is characterized in that: the left side of boiler (1) is connected with first steam pipe (8) and second steam pipe (9), the right side of second steam pipe (9) is connected with air circulating pump (4), the right side of air circulating pump (4) is connected with intake pipe (11), the lower extreme of intake pipe (11) and first steam pipe (8) all is equipped with tapered joint (12), the inside of boiler (1) is equipped with heating rod (5), the upside of boiler (1) is equipped with inlet tube (7), the right side of boiler (1) is connected with water pump (3) through first connecting pipe (14), the right side of water pump (3) is equipped with water tank (2), the play water end of water pump (3) is connected with second connecting pipe (15), second connecting pipe (15) and the upper left side intercommunication of water tank (2).

2. The steam cycle apparatus for a SAGD horizontal well group according to claim 1, wherein: an electromagnetic valve (13) is arranged on the first connecting pipe (14), and a gas pressure meter (10) is arranged on the upper side of the boiler (1).

3. The steam cycle apparatus for a SAGD horizontal well group according to claim 1, wherein: the downside of boiler (1) is equipped with drain pipe (6), all be equipped with the valve on drain pipe (6) and inlet tube (7).

4. The steam cycle apparatus for a SAGD horizontal well group according to claim 1, wherein: the right end of the second connecting pipe (15) is provided with a one-way valve (16).

5. The steam cycle apparatus for a SAGD horizontal well group according to claim 1, wherein: the water tank is characterized in that the right end of the water tank (2) is provided with two water outlet pipes (17), and the number of the water outlet pipes (17) is two.

6. The steam cycle apparatus for a SAGD horizontal well group according to claim 5, wherein: the right end of the water outlet pipe (17) is provided with a flange plate (18), and the water outlet pipe (17) is provided with a water valve.