CN203050627U - Acid gas filed wellhead constant pressure water jacket furnace - Google Patents
Acid gas filed wellhead constant pressure water jacket furnace Download PDFInfo
- Publication number
- CN203050627U CN203050627U CN 201320025115 CN201320025115U CN203050627U CN 203050627 U CN203050627 U CN 203050627U CN 201320025115 CN201320025115 CN 201320025115 CN 201320025115 U CN201320025115 U CN 201320025115U CN 203050627 U CN203050627 U CN 203050627U
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- China
- Prior art keywords
- housing
- acid gas
- coil pipe
- well head
- shell
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- Expired - Lifetime
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Abstract
The utility model discloses an acid gas filed wellhead constant pressure water jacket furnace. The acid gas filed wellhead constant pressure water jacket furnace is provided with a horizontal type shell, a fire barrel is arranged on the lower portion of an inner cavity of the shell, the fire barrel is connected with a flange at one end of the shell, a burner and a chimney are arranged on an inlet and outlet of the fire barrel, a coil device filled with natural gas is arranged on the upper portion of the inner cavity of the shell, an expansion water tank is arranged on the outer portion of the shell, the expansion water tank is communicated with the inner cavity of the shell, heat conduction media are filled in the inner cavity of the shell, and the coil device is connected with a flange at the other end of the shell. The coil device comprises a first-level coil and a second-level coil, a throttling valve is arranged between the first-level coil and the second-level coil, and pressure ratings and pipe diameters of the first-level coil and the second-level coil are different. The acid gas filed wellhead constant pressure water jacket furnace can effectively heat the natural gas and is convenient to transport, install and maintain.
Description
Technical field
The utility model relates to oil gas field heating furnace field, especially relates to acid gas field well head water at atmospheric pressure blind roaster.
Background technology
Existing water batch heater is usually located in oil-gas gathering and transportation system between well head and the gathering line, and its effect is the temperature that improves crude oil or natural gas, so that subsequent technique and transmission.Traditional gas field well head water jacket furnace has only the one-level heat exchange coil, natural gas can only be heated to certain temperature, can not regulate its pressure, and body of heater seals, and whole weldering is dead, belongs to the pressure-bearing stove.When heat exchange coil or fire tube break down, workload is big when repairing or changing, and influences intensity and the application life of heating furnace.
The utility model content
Technical problem to be solved in the utility model is: a kind of acid gas field well head water at atmospheric pressure blind roaster that can effectively heat natural gas and be easy to change is provided.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of acid gas field well head water at atmospheric pressure blind roaster, has horizontal type shell, described housing inner chamber bottom is equipped with the fire tube, described fire tube is connected with the flange of housing one end, the place, access of described fire tube is equipped with burner and chimney, described housing inner chamber top is equipped with the coil device that feeds natural gas, described hull outside is equipped with expansion tank, described expansion tank communicates with the housing inner chamber, in the described housing inner chamber heat transfer medium is housed, described coil device is connected with the flange of the housing other end.
Described coil device comprises first order coil pipe and second level coil pipe, between described first order coil pipe and the second level coil pipe choke valve is installed, and pressure rating and the caliber of described first order coil pipe and second level coil pipe are all inequality.
Described second level coil pipe is arranged on first order coil pipe below, and the caliber of described second level coil pipe is greater than the caliber of first order coil pipe.
Described housing is cylindrical shell, and described chimney top is equipped with spark arrester.
Described coil device is communicated with the acid gas safety valve, and the front and back ends of described acid gas safety valve is separately installed with first gate valve, second gate valve, also is connected with between described first gate valve, second gate valve by the 3rd gate valve with stop valve and form bypass line.
Described housing is by seat supports.
The flange of described fire tube and housing one end can be whole dismounting from the housing, the flange of described coil device and the housing other end can integral body dismounting from the housing.
The beneficial effects of the utility model are: swiftly flowing fuel gas suction is caught fire and is discharged from chimney after air together enters the tube burning.The high-temperature flue gas of fuel combustion heat release and generation with the form of radiation heat transfer and heat convection with heat transferred fire tube wall surface, the heat of fire tube wall surface passes to heat transfer medium again, heated heat transfer medium, and then heats the natural gas in the coil device again with the heat transferred coil device with the form of convection current.The fire tube all is convenient to dismounting with coil device, and the utility model can effectively heat natural gas and be convenient to transport, installs and maintenance.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of A-A among Fig. 1;
Fig. 3 be among Fig. 1 B to structural representation;
Among the figure: 1, housing, 2, fire tube, 3, burner, 4, chimney, 5, first order coil pipe, 6, second level coil pipe, 7, expansion tank, 9, choke valve, 10, acid gas safety valve, 11, bearing, 12-1, first gate valve, 12-2, second gate valve, 12-3, the 3rd gate valve, 13, stop valve, 15, spark arrester.
The specific embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present utility model in detail.
As shown in Figure 1, a kind of acid gas field well head water at atmospheric pressure blind roaster, have horizontal type shell 1, housing 1 inner chamber bottom is equipped with fire tube 2, and fire tube 2 is connected with the flange of housing 1 one ends, the place, access of fire tube 2 is equipped with burner 3 and chimney 4, housing 1 inner chamber top is equipped with the coil device that feeds natural gas, and housing 1 outside is equipped with expansion tank 7, and expansion tank 7 communicates with housing 1 inner chamber, in housing 1 inner chamber heat transfer medium is housed, coil device is connected with the flange of housing 1 other end.Housing 1 is stretched out in fire tube end, 2 access.Expansion tank 7 is located at housing 1 outer upper, is connected with bolt between expansion tank 7 and the housing 1.
Swiftly flowing fuel gas suction is caught fire and is discharged from chimney 4 after air together enters tube 2 burnings.The high-temperature flue gas of fuel combustion heat release and generation with the form of radiation heat transfer and heat convection with heat transferred fire tube 2 walls, the heat of fire tube 2 walls passes to heat transfer medium again, heated heat transfer medium, and then heats the natural gas in the coil device again with the heat transferred coil device with the form of convection current.
Heat transfer medium can use demineralized water, and heat transfer medium can enter expansion tank 7 automatically according to the actual pressure situation when expanding.
Coil device comprises first order coil pipe 5 and second level coil pipe 6, between first order coil pipe 5 and the second level coil pipe 6 choke valve 9 is installed, and first order coil pipe 5 is all inequality with pressure rating and the caliber of second level coil pipe 6.Second level coil pipe 6 is arranged on first order coil pipe 5 belows.As shown in Figure 2, the caliber of second level coil pipe 6 is greater than the caliber of first order coil pipe 5.Operating pressure is that 16MPa, temperature are that 30 ℃ natural gas is heated to 50～55 ℃ through first order coil pipe 5, operating pressure is reduced to 7MPa after choke valve 9 is regulated again, temperature is reduced to 25～30 ℃, enters second level coil pipe 6 then and is heated to 50～55 ℃ again.First order coil pipe 5 can not only heat natural gas with the two-stage heat-operated system that second level coil pipe 6 forms, and can also regulate its pressure, and pressure regulation and intensification is integrated, and the natural gas of process heating can directly carry out subsequent technique.
The flange of fire tube 2 and housing 1 one ends can be whole dismounting from the housing 1, the flange of coil device and housing 1 other end can integral body dismounting from the housing 1.
Housing 1 is cylindrical shell, and housing 1 is supported by bearing 11.Bearing 11 can be designed to saddle support.Chimney 4 tops are equipped with spark arrester 15.Coil device is communicated with acid gas safety valve 10, the front and back ends of acid gas safety valve 10 is separately installed with the first gate valve 12-1, the second gate valve 12-2, also is connected with between the first gate valve 12-1, the second gate valve 12-2 by the 3rd gate valve 12-3 with stop valve 13 and form bypass line.
When coil device feeding gas was sour natural gas, all of acid gas field well head water at atmospheric pressure blind roaster relate to sour parts all can prevent sulfide stress cracking (SSC) (SSC) and hydrogen induced cracking (HIC) (HIC).
Be convenient to dismounting between each parts of the acid gas field well head water at atmospheric pressure blind roaster that the utility model provides, be convenient to transportation, install and maintenance; Adopt the normal pressure mode, replace the pressure-bearing stove, save annexes such as body of heater safety valve, make furnace binding simple, weight lightens.
Claims (7)
1. acid gas field well head water at atmospheric pressure blind roaster, has horizontal type shell (1), it is characterized in that: described housing (1) inner chamber bottom is equipped with fire tube (2), described fire tube (2) is connected with the flange of housing (1) one end, the place, access of described fire tube (2) is equipped with burner (3) and chimney (4), described housing (1) inner chamber top is equipped with the coil device that feeds natural gas, described housing (1) outside is equipped with expansion tank (7), described expansion tank (7) communicates with housing (1) inner chamber, in described housing (1) inner chamber heat transfer medium is housed, described coil device is connected with the flange of housing (1) other end.
2. a kind of acid gas field according to claim 1 well head water at atmospheric pressure blind roaster, it is characterized in that: described coil device comprises first order coil pipe (5) and second level coil pipe (6), between described first order coil pipe (5) and the second level coil pipe (6) choke valve (9) is installed, described first order coil pipe (5) is all inequality with pressure rating and the caliber of second level coil pipe (6).
3. a kind of acid gas field according to claim 2 well head water at atmospheric pressure blind roaster, it is characterized in that: described second level coil pipe (6) is arranged on first order coil pipe (5) below, and the caliber of described second level coil pipe (6) is greater than the caliber of first order coil pipe (5).
4. a kind of acid gas field according to claim 1 well head water at atmospheric pressure blind roaster, it is characterized in that: described housing (1) is cylindrical shell, and described chimney (4) top is equipped with spark arrester (15).
5. a kind of acid gas field according to claim 1 well head water at atmospheric pressure blind roaster, it is characterized in that: described coil device is communicated with acid gas safety valve (10), the front and back ends of described acid gas safety valve (10) is separately installed with first gate valve (12-1), second gate valve (12-2), also is connected with between described first gate valve (12-1), second gate valve (12-2) by the 3rd gate valve (12-3) with stop valve (13) and form bypass line.
6. a kind of acid gas field according to claim 1 well head water at atmospheric pressure blind roaster, it is characterized in that: described housing (1) is supported by bearing (11).
7. a kind of acid gas field according to claim 1 well head water at atmospheric pressure blind roaster, it is characterized in that: described fire tube (2) can wholely be gone up dismounting from housing (1) with the flange of housing (1) one end, and the flange of described coil device and housing (1) other end can wholely be gone up dismounting from housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320025115 CN203050627U (en) | 2013-01-17 | 2013-01-17 | Acid gas filed wellhead constant pressure water jacket furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320025115 CN203050627U (en) | 2013-01-17 | 2013-01-17 | Acid gas filed wellhead constant pressure water jacket furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203050627U true CN203050627U (en) | 2013-07-10 |
Family
ID=48733592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320025115 Expired - Lifetime CN203050627U (en) | 2013-01-17 | 2013-01-17 | Acid gas filed wellhead constant pressure water jacket furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203050627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089198A (en) * | 2013-01-17 | 2013-05-08 | 苏州海陆重工股份有限公司 | Ordinary pressure water jacket furnace of acidic gas field wellhead |
-
2013
- 2013-01-17 CN CN 201320025115 patent/CN203050627U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089198A (en) * | 2013-01-17 | 2013-05-08 | 苏州海陆重工股份有限公司 | Ordinary pressure water jacket furnace of acidic gas field wellhead |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |