CN217766419U

CN217766419U - Critical condition evaluation device for measuring sulfur deposition

Info

Publication number: CN217766419U
Application number: CN202221338845.8U
Authority: CN
Inventors: 孙延永; 郭肖
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-11-08
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to an oil and gas exploration and development technical field especially relates to a measure deposited critical condition evaluation device of sulphur, the utility model discloses an put into the inside of container with stratum rock core sample, make stratum rock core sample fall on the top of sulphur sensor, the user can start the heating pipe, the user can start high compression pump, make high compression pump inflate the inside of container through the trachea afterwards, can effectively carry out the pressure boost to the inside of container, the data logging equipment of the device records the speed and the time of pressure boost and heating through pressure sensor and temperature sensor, simple substance sulphur in the stratum rock core sample can be appeared through the mode of solid or liquid simultaneously, detect through sulphur sensor when simple substance sulphur is appeared, data logging equipment can record the time that simple substance sulphur was appeared simultaneously; the time, the pressure value and the temperature of elemental sulfur precipitation are recorded by data recording equipment, so that the critical condition of sulfur precipitation can be effectively obtained.

Description

Critical condition evaluation device for measuring sulfur deposition

Technical Field

The utility model relates to a natural gas exploitation technical field specifically is a measure sedimentary critical condition evaluation device of sulphur.

Background

According to the development practice of high-sulfur gas fields at home and abroad, the high-sulfur gas fields are developedIn the process, when the temperature and the pressure of the stratum decrease, elemental sulfur dissolved in the natural gas is separated out after reaching a saturated state, and the separated elemental sulfur is deposited in the reservoir, so that the seepage capability of the reservoir is damaged, and the productivity of a gas well and the development effect of the gas reservoir are damaged. In order to reduce the influence of sulfur deposition on development, the deposition rule of elemental sulfur in the development process needs to be determined, and the first work is to determine two key parameters, namely high H content ₂ The critical precipitation temperature and critical precipitation pressure of elemental sulfur in S natural gas are important bases for analyzing the precipitation time and deposition amount of elemental sulfur. When a stratum rock core is mined, the critical condition under which elemental sulfur in the stratum rock core can be separated cannot be accurately known, and a user cannot conveniently conduct construction adjustment, so that a mining pipe is blocked. To solve the above problems, we provide a critical condition evaluation apparatus for measuring sulfur deposition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measure deposited critical condition evaluation device of sulphur to the problem that the above-mentioned background art provided has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a measure deposited critical condition evaluation device of sulphur, includes the box, the top of box is provided with the table, the bottom and the box bolt of table, the top of table is provided with the container, nuclear magnetic resonance scanning probe has been cup jointed on the surface of container, the bottom and the table installation of container, the internally mounted of container has two heating pipes, sulphur sensor has been placed to the inside of container, sulphur sensor's top bolt has a jar body, the top bolt of jar body has the charging connector, the inside of box is provided with high compression pump, high compression pump's bottom and box installation, high compression pump's top intercommunication has the trachea, tracheal other end and container intercommunication, the top of table is provided with data recording equipment, data recording equipment's bottom and table installation, the top of container is provided with the top cap.

Preferably, a pressure sensor is installed at the top of the top cover, and a temperature sensor is installed at the top of the top cover.

Preferably, both sides of the container are hinged with screws, and the surfaces of the screws are in threaded connection with nuts.

Preferably, the first recess with screw rod looks adaptation is all seted up to the both sides at container top, the second recess with screw rod looks adaptation is all seted up to the both sides of top cap.

Preferably, one side of the container is provided with a threaded sleeve, and the inner thread of the threaded sleeve is connected with a pressure relief bolt.

Preferably, the front of the box body is hinged with a box door through a hinge, and the front of the box door is bolted with a handle.

Preferably, both sides of the bottom of the box body are provided with supporting legs, and the tops of the supporting legs are bolted with the box body.

Preferably, the bottom of the box body is provided with a reinforcing rod, and two ends of the reinforcing rod are bolted with the supporting legs respectively.

Preferably, the bottom of the supporting leg is provided with a universal wheel, and the universal wheel is provided with a locking device.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an put into the inside of container with stratum rock core sample, make stratum rock core sample fall on the top of sulphur sensor, the user can start the heating pipe, make the heating pipe heat the inside of container afterwards, the user can start high compression pump, make high compression pump inflate the inside of container through the trachea afterwards, can effectively carry out the pressure boost to the inside of container, the data logging equipment of the device records pressure boost and the speed and the time of heating through pressure sensor and temperature sensor, simple substance sulphur in the stratum rock core sample can be appeared through the mode of solid or liquid simultaneously, detect through sulphur sensor when simple substance sulphur is appeared, data logging equipment can record the time that simple substance sulphur is appeared simultaneously; recording the time, the air pressure value and the temperature sum of elemental sulfur precipitation by data recording equipment, thereby effectively obtaining the critical condition of sulfur precipitation;

the utility model discloses a connect the nuclear magnetic resonance host computer with nuclear magnetic resonance scanning probe, then to stratum rock core sample three-dimensional scanning, then carry out three-dimensional modeling through the computer to can effectively form images to the pore structure in the stratum rock core sample, later observe the volume and the change of elemental sulfur through real-time imaging person of facilitating the use.

Drawings

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

fig. 2 is a schematic top view of the bending frame of the present invention.

In the figure: 1. a box body; 2. a table plate; 3. a container; 4. heating a tube; 5. a sulfur sensor; 6. a high pressure air pump; 7. an air pipe; 8. a data recording device; 9. a top cover; 10. a pressure sensor; 11. a temperature sensor; 12. a screw; 13. a nut; 14. a threaded sleeve; 15. a pressure relief bolt; 16. a box door; 17. a handle; 18. a support leg; 19. a reinforcing rod; 20. a universal wheel; 21. a nuclear magnetic resonance scanning probe; 22. and (5) a tank body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-2, a critical condition evaluation device for measuring sulfur deposition comprises a box body 1, a table 2 is arranged at the top of the box body 1, the bottom of the table 2 is bolted to the box body 1, a container 3 is arranged at the top of the table 2, a nuclear magnetic resonance scanning probe 21 is sleeved on the surface of the container 3, the bottom of the container 3 is mounted to the table 2, two heating pipes 4 are mounted inside the container 3, a sulfur sensor 5 is placed inside the container 3, a tank 22 is bolted to the top of the sulfur sensor 5, an inflation nozzle is bolted to the top of the tank 22, a high-pressure air pump 6 is arranged inside the box body 1, the bottom of the high-pressure air pump 6 is mounted to the box body 1, an air pipe 7 is communicated to the top of the high-pressure air pump 6, the other end of the air pipe 7 is communicated to the container 3, a data recording device 8 is arranged at the top of the table 2, the bottom of the data recording device 8 is mounted to the table 2, and a top cover 9 is arranged at the top of the container 3.

In this embodiment, pressure sensor 10 is installed at the top of top cap 9, and temperature sensor 11 is installed at the top of top cap 9, can effectively detect pressure and temperature.

In this embodiment, the both sides of container 3 all articulate there is screw rod 12, and the surperficial threaded connection of screw rod 12 has nut 13, can effectively carry out spacing fixed to top cap 9.

In this embodiment, the first recess with screw rod 12 looks adaptation is all seted up to the both sides at container 3 top, and the second recess with screw rod 12 looks adaptation is all seted up to the both sides of top cap 9, can effectively cooperate screw rod 12 to use.

In this embodiment, threaded sleeve 14 is installed to one side of container 3, and threaded sleeve 14's internal thread is connected with pressure release bolt 15, can effectively carry out the pressure release.

In this embodiment, the front surface of the box body 1 is hinged with a box door 16 through a hinge, and the front surface of the box door 16 is bolted with a handle 17, so that the box door 16 can be opened conveniently.

In this embodiment, the two sides of the bottom of the box body 1 are both provided with the supporting legs 18, and the tops of the supporting legs 18 are bolted to the box body 1, so that the device can be effectively supported.

In this embodiment, the bottom of the box body 1 is provided with a reinforcing rod 19, and two ends of the reinforcing rod 19 are bolted with the supporting legs 18 respectively, so that the reinforcing effect can be effectively achieved.

In this embodiment, the bottom of the supporting leg 18 is provided with a universal wheel 20, and the universal wheel 20 is provided with a locking device, so that the device can be moved conveniently.

The working principle is as follows: a user puts a stratum core sample into the container 3 to enable the stratum core sample to fall on the top of the sulfur sensor 5, then the tank 22 is sleeved on the surface of the stratum core sample to enable the tank 22 to be bolted with the sulfur sensor 5, then mixed gas simulating the stratum core is filled into the tank 22 through an inflating nozzle, then the top cover 9 is placed on the top of the container 3, then the screw 12 is pulled to enable the screw 12 to be clamped into the first groove and the second groove, then the screw cap 13 is screwed to enable the screw cap 13 to move on the surface of the screw 12, so that the top cover 9 can be limited and fixed, the user can start the heating pipe 4, then the heating pipe 4 heats the inside of the container 3, meanwhile, the user can observe the temperature inside of the box body 1 through the temperature sensor 11, and then the user can start the high-pressure air pump 6, then, the high-pressure air pump 6 is used for inflating the inside of the container 3 through the air pipe 7, the inside of the container 3 can be effectively pressurized, meanwhile, a user can observe the pressure inside the container 3 through the pressure sensor 10, the data recording equipment 8 of the device records the pressurizing and heating speed and time through the pressure sensor 10 and the temperature sensor 11, meanwhile, elemental sulfur in a stratum rock core sample can be separated out in a solid or liquid mode, the elemental sulfur is detected through the sulfur sensor 5 when being separated out, meanwhile, the data recording equipment 8 records the time of the elemental sulfur separation, the time, the air pressure value and the temperature sum of the elemental sulfur separation are recorded through the data recording equipment 8, so that the critical condition of the sulfur separation can be effectively obtained, meanwhile, the nuclear magnetic resonance scanning probe 21 is connected with a nuclear magnetic resonance host machine, and then the stratum rock core sample is scanned in a three-dimensional mode, and then, three-dimensional modeling is carried out through a computer, so that the pore structure in the formation core sample can be effectively imaged, and then, the user can conveniently observe the amount and the change of the elemental sulfur through real-time imaging.

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 critical condition evaluation device for measuring sulfur deposition, comprising a case (1), characterized in that: the top of box (1) is provided with table (2), the bottom and the box (1) bolt of table (2), the top of table (2) is provided with container (3), nuclear magnetic resonance scanning probe (21) have been cup jointed on the surface of container (3), the bottom and the table (2) installation of container (3), the internally mounted of container (3) has two heating pipes (4), sulphur sensor (5) have been placed to the inside of container (3), the top bolt of sulphur sensor (5) has a jar body (22), the top bolt of the jar body (22) has the charging connector, the inside of box (1) is provided with high compression pump (6), the bottom and the box (1) installation of high compression pump (6), the top intercommunication of high compression pump (6) has trachea (7), the other end and the container (3) intercommunication of trachea (7), the top of table (2) is provided with data logging equipment (8), the bottom and the table (2) installation of data logging equipment (8), the top of container (3) is provided with top cap (9).

2. A critical condition evaluation device for measuring sulfur deposition according to claim 1, characterized in that: pressure sensor (10) are installed at the top of top cap (9), temperature sensor (11) are installed at the top of top cap (9).

3. A critical condition evaluation device for measuring sulfur deposition according to claim 1, characterized in that: both sides of the container (3) are hinged with screw rods (12), and the surface threads of the screw rods (12) are connected with screw caps (13).

4. A critical condition evaluation device for measuring sulfur deposition according to claim 3, characterized in that: the first grooves matched with the screw rods (12) are formed in the two sides of the top of the container (3), and the second grooves matched with the screw rods (12) are formed in the two sides of the top cover (9).

5. A critical condition evaluation device for measuring sulfur deposition according to claim 1, characterized in that: a threaded sleeve (14) is installed on one side of the container (3), and a pressure relief bolt (15) is connected to the inner thread of the threaded sleeve (14).

6. A critical condition evaluation device for measuring sulfur deposition according to claim 1, wherein: the front surface of the box body (1) is hinged with a box door (16) through a hinge, and a handle (17) is bolted to the front surface of the box door (16).

7. A critical condition evaluation device for measuring sulfur deposition according to claim 1, characterized in that: supporting legs (18) are arranged on two sides of the bottom of the box body (1), and the tops of the supporting legs (18) are bolted with the box body (1).

8. A critical condition evaluation device for measuring sulfur deposition according to claim 7, characterized in that: the bottom of the box body (1) is provided with a reinforcing rod (19), and two ends of the reinforcing rod (19) are bolted with the supporting legs (18) respectively.

9. A critical condition evaluation device for measuring sulfur deposition according to claim 7, characterized in that: the bottom of landing leg (18) is installed universal wheel (20), locking ware is installed to universal wheel (20).