CN218095877U - Vehicle-mounted high-dryness steam injection boiler - Google Patents
Vehicle-mounted high-dryness steam injection boiler Download PDFInfo
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- CN218095877U CN218095877U CN202222207927.5U CN202222207927U CN218095877U CN 218095877 U CN218095877 U CN 218095877U CN 202222207927 U CN202222207927 U CN 202222207927U CN 218095877 U CN218095877 U CN 218095877U
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Abstract
The utility model relates to the technical field of boiler structure, heat exchange and automatic control, in particular to a vehicle-mounted high-dryness steam injection boiler, which comprises a steam injection boiler body, an overheating heat exchange section, a convection heat exchange section, a spherical separator module, a feed water preheater module, a circuit module, a burner module, a gas pipeline module and a plunger pump module, wherein the steam injection boiler body, the overheating heat exchange section, the convection heat exchange section, the spherical separator module, the feed water preheater module, the circuit module, the burner module, the gas pipeline module and the plunger pump module are arranged on a trailer; the burner module is connected to the center of the front panel of the steam injection boiler body; the gas pipeline module is arranged in the right space of the trailer; the plunger pump module is arranged at the gooseneck part of the trailer; the water vapor pipeline is connected with the modules and the accessories, and the device has the beneficial technical effects that: the spherical separator module is integrated on the trailer, the structure is compact, and the requirement of steam injection of the movable high-dryness wellhead is met.
Description
Technical Field
The utility model belongs to a petroleum industry thermal recovery equipment, in particular to dedicated steam injection boiler field specifically is a vehicular high-dryness fraction steam injection boiler.
Background
The steam injection boiler is the core equipment for exploiting the thick oil in the oil field, and the generated high temperature and high pressure injects steam with steam injection dryness of eighty percent into the oil well, and transfers heat to an oil layer to reduce the viscosity of crude oil in the oil layer, thereby improving the recovery ratio of the thick oil. The steam injection boiler can be divided into a fixed type and a vehicle-mounted type according to a loading mode.
The steam injection dryness is an important factor for measuring the operation quality of the steam injection boiler. The quality of the thick oil exploitation is directly influenced by the dryness of the injected steam. The dryness of steam injection that present vehicular steam injection boiler can reach is seventy-five percent to eighty percent, does not have breakthrough development.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vapour boiler is annotated to vehicular high quality has avoided the not enough of prior art, has realized the demand that steam was annotated to portable high quality well head, and embodiment is as follows:
the utility model provides a vehicular high-dryness fraction steam injection boiler, including arranging the steam injection boiler body on the trailer, the convection current heat transfer section, overheated heat transfer section, spherical separator module, feed water pre-heater module, circuit module, combustor module, plunger pump module, gas pipeline module and steam pipeline, blowdown pipeline and ladder platform are installed respectively to the spherical separator module end bottom and the side of trailer in this structure, and spherical separator module top is equipped with the relief valve, and feed water pre-heater module, overheated heat transfer section and spherical separator module all connect the steam pipeline.
The steam injection boiler body is of a horizontal cylindrical structure, a heat exchange tube bundle of the steam injection boiler body is formed by annularly arranging a plurality of furnace tubes, the furnace tubes are arranged along a barrel bus of the radiation heat exchange module and are fixed on the inner wall of the barrel through high-temperature tube clamps, two adjacent furnace tubes are connected end to end through an elbow to form a single-return snake-shaped tube bundle, the front part of the steam injection boiler body is connected with a burner module, an opening part above the rear part of the steam injection boiler body is a flue gas circulation area, a water supply preheater module is arranged at the top end of the steam injection boiler body in the structure, and the water supply preheater module is a sleeve type preheater.
The front part of the steam injection boiler body is an operating room, an opening above the rear part of the steam injection boiler body is a flue gas flowing area, a burner module is arranged at the center of a front panel of the steam injection boiler body and consists of a burner, an electromagnetic valve and a stop valve, the burner module and the outside of a plunger pump module arranged at the gooseneck part of the trailer are arranged into the operating room, and the plunger pump module consists of a plunger pump, an oil dropper, an oil level switch, a pressure gauge and a pressure transmitter.
The convection heat exchange section tube bundle is composed of four rows of light tubes and a plurality of rows of finned tubes, light tube elbows arranged at the head part of the convection heat exchange section are connected into a single-return tube bundle, the rest tube bundles are all of finned tube structures, a chimney is vertically and upwards arranged at the top part of the convection heat exchange section in the structure, and a sound wave soot blower, a smoke temperature detection port, an oxygen content detection port and a smoke component analysis detection port are arranged in the convection heat exchange section.
The superheated heat exchange section is arranged at the lower end of the convection heat exchange section, a steam-water separator is arranged on a steam pipeline at the input end of the superheated heat exchange section in the structure, and the superheated heat exchange section tube bundle is formed by all light tubes and is connected into a single-return tube bundle through an elbow.
The spherical separator module is of a spherical structure, a safety valve is arranged at the top of the spherical separator module in the structure, and the spherical separator module enables the dryness of steam injected into a well, which is generated by the vehicle-mounted high-dryness steam injection boiler, to be increased to one hundred percent from about eighty percent of the original dryness.
The circuit module is arranged in the left space of the trailer and consists of a power distribution cabinet, a PLC control cabinet and a frequency conversion cabinet; the gas pipeline module is arranged in the right space of the trailer and consists of a flowmeter, a pressure switch, a pressure gauge, a pressure transmitter and a valve.
The utility model has the beneficial technical effects that:
1. the utility model adopts the vehicle-mounted steam injection boiler which is convenient to use and can be stopped at the well mouth for steam injection, thereby reducing the length of a steam injection pipeline, reducing the heat loss in the steam conveying process and ensuring the well injection energy;
2. in the utility model, the spherical separator module is integrated on the trailer, so that the dryness of the steam of the injection well generated by the vehicle-mounted high-dryness steam injection boiler is improved to one hundred percent from about eighty percent of the original dryness, and the quality of the steam of the injection well is improved;
3. the utility model discloses annotate steam boiler body and adopt horizontal cylinder structure, and convection current heat transfer section and overheated heat transfer section adopt vertical and horizontal two kinds of forms to adapt to different operating conditions.
Drawings
Fig. 1 is a left side view of the main structure of embodiment 1 of the present invention;
fig. 2 is a top view of the main structure of embodiment 1 of the present invention;
fig. 3 is a right side view of the main structure of embodiment 1 of the present invention;
fig. 4 is a rear view of the main structure of embodiment 1 of the present invention;
fig. 5 is a left side view of the main structure of embodiment 2 of the present invention;
fig. 6 is a right side view of the main structure of embodiment 2 of the present invention;
fig. 7 is a top view of the main structure of embodiment 2 of the present invention;
fig. 8 is a rear view of the main structure of embodiment 2 of the present invention.
Description of reference numerals:
1. steam injection boiler body, 2, convection heat transfer section, 3, chimney, 4, feedwater preheating module, 5, combustor module, 6, gas pipeline module, 7, operation room, 8, ladder platform, 9, trailer, 10, catch water, 11, steam pipeline, 12, sewage pipes, 13, overheated heat transfer section, 14, spherical separator module, 15, circuit module, 16, plunger pump module, 17, relief valve.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that the present invention can achieve.
In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.
It is right to combine fig. 1 to 8 the utility model relates to a vehicular high-dryness fraction steam injection boiler explains:
the utility model provides a vehicular high-dryness fraction steam injection boiler, is including arranging steam injection boiler body 1, convection current heat transfer section 2, overheated heat transfer section 13, spherical separator module 14, feedwater preheater module 4, circuit module 15, combustor module 5, plunger pump module 16, gas pipeline module 6 and steam pipeline 11 on trailer 9, and blowdown pipeline 12 and ladder platform 8 are installed respectively to the spherical separator module 14 end bottom and the side of trailer 9 in this structure.
Steam injection boiler body 1 is horizontal cylindrical structure, and steam injection boiler body 1's heat exchange tube bundle comprises many boiler tubes annular arrangement, and the boiler tube is arranged and is fixed on the barrel inner wall by the high temperature pipe strap along radiation heat transfer module barrel generating line, and two adjacent boiler tubes pass through the elbow end to end and constitute the snakelike tube bank of single return stroke, and water preheater module 4 has been arranged on steam injection boiler body 1's top in this structure, and water preheater module 4 is the bushing type preheater.
The front part of the steam injection boiler body 1 is an operating room 7, an opening above the rear part of the steam injection boiler body 1 is a flue gas circulation area, a burner module 5 is arranged at the center of a front panel of the steam injection boiler body 1, the burner module 5 comprises a burner, an electromagnetic valve and a stop valve, the burner module 5 and a plunger pump module 16 arranged at the gooseneck part of the trailer 9 are arranged to be the operating room 7, and the plunger pump module 16 comprises a plunger pump, an oil dropper, an oil level switch, a pressure gauge and a pressure transmitter.
The tube bundle of the convection heat exchange section 2 consists of four rows of light tubes and a plurality of rows of finned tubes, the light tube elbows arranged at the head part of the convection heat exchange section 2 are connected into a single-return tube bundle, and the rest tube bundles are all finned tube structures, wherein a chimney 3 is vertically and upwards arranged at the top part of the convection heat exchange section 2 in the structure, and a sound wave soot blower, a smoke temperature detection port, an oxygen content detection port and a smoke component analysis detection port are arranged in the convection heat exchange section 2.
The superheated heat exchange section 13 is arranged at the lower end of the convection heat exchange section 2, a steam-water separator 10 is arranged on a steam pipeline 11 at the input end of the superheated heat exchange section 13 in the structure, and the tube bundle of the superheated heat exchange section 13 is completely composed of light tubes and is connected into a single-return tube bundle through an elbow.
The spherical separator module 14 is a spherical structure, a safety valve 17 is arranged at the top of the spherical separator module 14 in the structure, and the spherical separator module 14 enables the dryness of steam injected into a well generated by the vehicle-mounted high-dryness steam injection boiler to be increased to one hundred percent from about eighty percent of the original dryness.
The circuit module 15 is arranged in the left space of the trailer 9, and the circuit module 15 consists of a power distribution cabinet, a PLC control cabinet and a frequency conversion cabinet; gas pipeline module 6 arranges the right side space at trailer 9, and gas pipeline module 6 comprises flowmeter, pressure switch, manometer, pressure transmitter and valve.
Embodiment 1, with reference to fig. 1 to 4, a working method of a vehicle-mounted high-quality steam injection boiler in which both the convection heat exchange section 2 and the superheating heat exchange section 13 are of a horizontal trapezoidal box structure is described as follows:
a water vapor system: the qualified softened water with the pressure of about 0.5MPa pressurizes the water supplied by the plunger pump module 16. High-pressure water enters the water supply preheating module 4 through the water vapor pipeline 11, the high-pressure water in the outer pipe of the water supply preheating module 4 exchanges heat with flue gas in the flue pipe, so that the temperature of the high-pressure water is raised to 80-120 ℃, and then the high-pressure water sequentially passes through the convection heat exchange section 2, the inner pipe of the water supply preheating module 4, the steam injection boiler body 1, the spherical separator 14 and the overheating heat exchange section 13 to be heated to a near or saturated state, and is vaporized into saturated steam with the dryness fraction of one hundred percent.
A flue gas system: the device is designed into a flue gas single return form, and the steam injection boiler body 1 is used as a combustion chamber to release heat of high thermal load and transmit the heat to water in a furnace pipe through radiation; the high-temperature flue gas at the tail part of the flame turns upwards to 90 degrees to scour the horizontally arranged light tube bundles, and the heat of the flue gas is fully exchanged with heat through the countercurrent scouring of the overheating heat exchange section 13 and the convection heat exchange section 2 and the transversely and horizontally arranged fin tube bundles; and finally discharged to the atmosphere through a chimney 3.
The control system comprises: the utility model discloses an embedded intelligent control system mainly comprises PLC accuse ware, HMI touch-sensitive screen, combustion controller and electric auxiliary.
Embodiment 2, with reference to fig. 5 to 8, a working method of a vehicle-mounted high-quality steam injection boiler in which both the convection heat exchange section 2 and the superheating heat exchange section 13 are of a vertical trapezoidal box structure is described as follows:
a water vapor system: the qualified softened water with the pressure of about 0.5MPa pressurizes the water supplied by the plunger pump module 16. High-pressure water enters the water supply preheating module 4 through the water vapor pipeline 11, the high-pressure water in the outer pipe of the water supply preheating module 4 exchanges heat with flue gas in the flue pipe, so that the temperature of the high-pressure water is raised to 80-120 ℃, and then the high-pressure water sequentially passes through the convection heat exchange section 2, the inner pipe of the water supply preheating module 4, the steam injection boiler body 1, the spherical separator 14 and the overheating heat exchange section 13 to be heated to a near or saturated state, and is vaporized into saturated steam with the dryness fraction of one hundred percent.
A flue gas system: the device is designed into a flue gas single return form, and the steam injection boiler body 1 is used as a combustion chamber to release heat of high thermal load and transmit the heat to water in a furnace pipe through radiation; the high-temperature flue gas at the tail part of the flame turns upwards to 90 degrees to scour the horizontally arranged light tube bundles, and the heat of the flue gas is fully exchanged with heat through the countercurrent scouring of the overheating heat exchange section 13 and the convection heat exchange section 2 and the transversely and horizontally arranged fin tube bundles; and finally discharged to the atmosphere through a chimney 3.
The control system comprises: the utility model discloses an embedded intelligent control system mainly comprises PLC accuse ware, HMI touch-sensitive screen, combustion controller and electric auxiliary.
Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not limited to the specific embodiments, but is intended to be limited only by the scope of the appended claims.
Claims (10)
1. The utility model provides a vehicular high-dryness fraction steam injection boiler, includes trailer (9), has arranged steam injection boiler body (1), convection current heat transfer section (2), overheated heat transfer section (13), spherical separator module (14), feedwater preheater module (4), circuit module (15), combustor module (5), plunger pump module (16) and gas pipeline module (6) on trailer (9), sewage pipes (12) and ladder platform (8) are installed respectively to spherical separator module (14) end bottom and the side of trailer (9), its characterized in that:
the steam injection boiler is characterized in that a feed water preheater module (4) is installed at the top end of the steam injection boiler body (1), an overheating heat exchange section (13) is arranged above the tail portion of the steam injection boiler body (1), a convection heat exchange section (2) is installed above the overheating heat exchange section (13), the spherical separator module (14) is arranged at the tail portion of the trailer (9), the spherical separator module (14) is of a spherical structure, a safety valve (17) is arranged at the top of the spherical separator module (14), the feed water preheater module (4), the overheating heat exchange section (13) and the spherical separator module (14) are all connected with a steam pipeline (11),
the plunger pump module (16) is arranged at the gooseneck part of the trailer (9), an operation room (7) is arranged outside the plunger pump module (16) and the burner module (5), and the plunger pump module (16) is composed of a plunger pump, an oil dripping device, an oil level switch, a pressure gauge and a pressure transmitter.
2. The vehicle-mounted high-dryness steam injection boiler according to claim 1, wherein the steam injection boiler body (1) is of a horizontal cylindrical structure, the heat exchange tube bundle in the steam injection boiler body (1) is formed by annularly arranging a plurality of furnace tubes, the furnace tubes are arranged along a bus of a radiation heat exchange module cylinder and are fixed on the inner wall of the cylinder through high-temperature tube clamps, two adjacent furnace tubes are connected end to end through an elbow to form a single-return snake-shaped tube bundle, the front part of the steam injection boiler body (1) is connected with a burner module (5), and a flue gas circulation area is arranged at an opening above the rear part of the steam injection boiler body (1).
3. A vehicle mounted high dryness steam injection boiler according to claim 1, characterized in that the feed water preheater module (4) is a sleeve type preheater.
4. The vehicle-mounted high-dryness steam injection boiler according to claim 1, characterized in that the circuit module (15) is arranged at the left side of the trailer (9), and the circuit module (15) is composed of a power distribution cabinet, a PLC control cabinet and a frequency conversion cabinet.
5. A vehicle-mounted high-dryness steam injection boiler according to claim 1, characterized in that the burner module (5) is arranged at the center of the front panel of the steam injection boiler body (1), and the burner module (5) consists of a burner, an electromagnetic valve and a shut-off valve.
6. The vehicle-mounted high-dryness steam injection boiler according to claim 1, wherein the gas pipeline module (6) is arranged on the right side of the trailer (9), and the gas pipeline module (6) consists of a flow meter, a pressure switch, a pressure gauge, a pressure transmitter and a valve.
7. The vehicle-mounted high-dryness steam injection boiler according to claim 1, wherein the overheating heat exchange section (13) is of a horizontal trapezoidal box structure, a steam-water separator (10) is connected in series with a steam-water pipeline (11) at the input end of the overheating heat exchange section (13), and all tube bundles of the overheating heat exchange section (13) are formed by light pipes and are connected into a single-return tube bundle through elbows.
8. The vehicle-mounted high-dryness steam injection boiler according to claim 7, characterized in that the convection heat exchange section (2) is of a horizontal trapezoidal box structure, the tube bundle of the convection heat exchange section (2) is composed of four rows of light tubes and a plurality of rows of finned tubes, the light tubes arranged at the head of the convection heat exchange section (2) are connected into a single-return tube bundle through elbows, the rest tube bundles are of finned tube structures, a chimney (3) is vertically and upwards arranged at the top of the convection heat exchange section (2), and a sound wave soot blower, a smoke temperature detection port, an oxygen content detection port and a smoke component analysis detection port are arranged in the convection heat exchange section (2).
9. The vehicle-mounted high-dryness steam injection boiler according to claim 1, wherein the superheating heat exchange section (13) is of a vertical trapezoidal box structure, a steam-water separator (10) is connected in series with a steam-water pipeline (11) at the input end of the superheating heat exchange section (13), and the bundle of the superheating heat exchange section (13) is composed of all light pipes and is connected into a single-return bundle through an elbow.
10. The vehicle-mounted high-dryness steam injection boiler according to claim 9, wherein the convection heat exchange section (2) is of a vertical trapezoidal box structure, the tube bundle of the convection heat exchange section (2) is composed of four rows of light tubes and a plurality of rows of finned tubes, the four rows of light tubes and the rows of finned tubes are connected into a single-return tube bundle through elbows, the light tubes are arranged at the head part of the convection heat exchange section (2), the rest tube bundles are all of finned tube structures, a chimney (3) is vertically and upwards arranged at the top part of the convection heat exchange section (2), and a sound wave soot blower, a smoke temperature detection port, an oxygen content detection port and a smoke component analysis detection port are arranged in the convection heat exchange section (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222207927.5U CN218095877U (en) | 2022-08-22 | 2022-08-22 | Vehicle-mounted high-dryness steam injection boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222207927.5U CN218095877U (en) | 2022-08-22 | 2022-08-22 | Vehicle-mounted high-dryness steam injection boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218095877U true CN218095877U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222207927.5U Active CN218095877U (en) | 2022-08-22 | 2022-08-22 | Vehicle-mounted high-dryness steam injection boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218095877U (en) |
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2022
- 2022-08-22 CN CN202222207927.5U patent/CN218095877U/en active Active
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