CN103089198A - Ordinary pressure water jacket furnace of acidic gas field wellhead - Google Patents
Ordinary pressure water jacket furnace of acidic gas field wellhead Download PDFInfo
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- CN103089198A CN103089198A CN2013100174314A CN201310017431A CN103089198A CN 103089198 A CN103089198 A CN 103089198A CN 2013100174314 A CN2013100174314 A CN 2013100174314A CN 201310017431 A CN201310017431 A CN 201310017431A CN 103089198 A CN103089198 A CN 103089198A
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Abstract
The invention discloses an ordinary pressure water jacket furnace of an acidic gas field wellhead. The ordinary pressure water jacket furnace of the acidic gas field wellhead comprises a horizontal type shell body, a fire cylinder is arranged at the lower portion of a shell body cavity, the fire cylinder is in flanged connection with one end of the shell body, a burner and a chimney are arranged at the outlet position of the fire cylinder, a coiled tube device feeding with natural gases is arranged at the upper portion of the shell body cavity, an expansion tank is arranged at the outer portion of the shell body, the expansion tank is communicated with the shell body cavity, heat-transfer mediums are arranged in the shell body cavity, and the coiled tube device is in flanged connection with the other end of the shell body. The coiled tube device comprises a primary coiled tube and a secondary coiled tube, a throttle valve is arranged between the primary coiled tube and the secondary coiled tube, and the pressure grade and the tube diameter of the primary coiled tube and the secondary coiled tube are not the same. The ordinary pressure water jacket furnace of the acidic gas field wellhead can heat the natural gases effectively. Besides, the ordinary pressure water jacket furnace of the acidic gas field wellhead is convenient to transport, mount and maintain.
Description
Technical field
The present invention relates to oil gas field heating furnace field, especially relate to acid gas field well head normal pressure water-jacket furnace.
Background technology
Existing water batch heater is usually located in oil-gas gathering and transportation system between well head and 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 only has the one-level heat exchange coil, can only can not regulate its pressure with heated by natural gas to certain temperature, and body of heater seals, and integral body is welded, and belongs to the pressure-bearing stove.When heat exchange coil or fire cylinder break down, when repairing or changing, workload is large, and affects intensity and the application life of heating furnace.
Summary of the invention
Technical problem to be solved by this invention is: a kind of acid gas field well head normal pressure water-jacket furnace 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 used in the present invention is: a kind of acid gas field well head normal pressure water-jacket furnace, has horizontal type shell, described housing inner chamber bottom is equipped with the fire cylinder, described fire cylinder is connected with the flange of housing one end, the place, access of described fire cylinder is equipped with burner and chimney, described housing inner chamber top is equipped with the coil device that passes into natural gas, described hull outside is equipped with expansion tank, described expansion tank communicates with the housing inner chamber, in 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 second level coil pipe, choke valve is installed, and described first order coil pipe is all not identical with pressure rating and the caliber of second level coil pipe.
Described second level coil pipe is arranged on below first order coil pipe, 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 the first gate valve, the second gate valve, also be connected with between described the first gate valve, the second gate valve by the 3rd gate valve and stop valve and together with form bypass line.
Described housing is by seat supports.
The flange of described fire cylinder 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 invention has the beneficial effects as follows: swiftly flowing fuel gas suction is caught fire and is discharged from chimney after air together enters the cylinder burning.The high-temperature flue gas of fuel combustion heat release and generation transfers heat to fiery tube wall surface with the form of radiation heat transfer and heat convection, the heat of fire tube wall surface passes to heat transfer medium again, heated heat transfer medium transfers heat to coil device again with the form of convection current, and then with the heated by natural gas in coil device.The fire cylinder all is convenient to dismounting with coil device, and the present invention can effectively heat natural gas and be convenient to transport, installs and maintenance.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of A-A in Fig. 1;
Fig. 3 be in Fig. 1 B to structural representation;
In figure: 1, housing, 2, fire cylinder, 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, the first gate valve, 12-2, the 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 invention in detail.
As shown in Figure 1, a kind of acid gas field well head normal pressure water-jacket furnace, have horizontal type shell 1, housing 1 inner chamber bottom is equipped with fire cylinder 2, and fire cylinder 2 is connected with the flange of housing 1 one ends, the place, access of fire cylinder 2 is equipped with burner 3 and chimney 4, housing 1 inner chamber top is equipped with the coil device that passes into 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 cylinder 2 ends, access.Expansion tank 7 is located at housing 1 outer upper, is connected with bolt between expansion tank 7 and housing 1.
Swiftly flowing fuel gas suction is caught fire and is discharged from chimney 4 after air together enters cylinder 2 burnings.The high-temperature flue gas of fuel combustion heat release and generation transfers heat to fire cylinder 2 walls with the form of radiation heat transfer and heat convection, the heat of fire cylinder 2 walls passes to heat transfer medium again, heated heat transfer medium transfers heat to coil device again with the form of convection current, and then with the heated by natural gas in coil device.
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 second level coil pipe 6, choke valve 9 is installed, and first order coil pipe 5 is all not identical 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 the natural gas of 30 ℃ 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 ℃, then enters second level coil pipe 6 and again is heated to 50～55 ℃.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 cylinder 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 be connected with between the first gate valve 12-1, the second gate valve 12-2 by the 3rd gate valve 12-3 and stop valve 13 and together with form bypass line.
When coil device passed into gas and is sour natural gas, all of acid gas field well head normal pressure water-jacket furnace 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 acid gas field well head normal pressure water-jacket furnace provided by the invention, be convenient to transportation, install and maintenance; Adopt the normal pressure mode, replace the pressure-bearing stove, save the annexes such as body of heater safety valve, make furnace binding simple, weight lightens.
Claims (7)
1. acid gas field well head normal pressure water-jacket furnace, has horizontal type shell (1), it is characterized in that: described housing (1) inner chamber bottom is equipped with fire cylinder (2), described fire cylinder (2) is connected with the flange of housing (1) one end, the place, access of described fire cylinder (2) is equipped with burner (3) and chimney (4), described housing (1) inner chamber top is equipped with the coil device that passes into 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 well head normal pressure water-jacket furnace according to claim 1, 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 second level coil pipe (6), choke valve (9) is installed, described first order coil pipe (5) is all not identical with pressure rating and the caliber of second level coil pipe (6).
3. a kind of acid gas field well head normal pressure water-jacket furnace according to claim 2, it is characterized in that: described second level coil pipe (6) is arranged on below first order coil pipe (5), 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 well head normal pressure water-jacket furnace according to claim 1, it is characterized in that: described housing (1) is cylindrical shell, described chimney (4) top is equipped with spark arrester (15).
5. a kind of acid gas field well head normal pressure water-jacket furnace according to claim 1, 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 the first gate valve (12-1), the second gate valve (12-2), also be connected with between described the first gate valve (12-1), the second gate valve (12-2) by the 3rd gate valve (12-3) and stop valve (13) and together with form bypass line.
6. a kind of acid gas field well head normal pressure water-jacket furnace according to claim 1, it is characterized in that: described housing (1) is supported by bearing (11).
7. a kind of acid gas field well head normal pressure water-jacket furnace according to claim 1, it is characterized in that: described fire cylinder (2) can be whole from the upper dismounting of housing (1) with the flange of housing (1) one end, and the flange of described coil device and housing (1) other end can be whole from the upper dismounting of housing (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100174314A CN103089198A (en) | 2013-01-17 | 2013-01-17 | Ordinary pressure water jacket furnace of acidic gas field wellhead |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100174314A CN103089198A (en) | 2013-01-17 | 2013-01-17 | Ordinary pressure water jacket furnace of acidic gas field wellhead |
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| CN103089198A true CN103089198A (en) | 2013-05-08 |
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| CN2013100174314A Pending CN103089198A (en) | 2013-01-17 | 2013-01-17 | Ordinary pressure water jacket furnace of acidic gas field wellhead |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425094A (en) * | 2017-08-24 | 2019-03-05 | 中国石油化工股份有限公司 | A kind of flue gas waste heat recovery water jacket furnace |
| CN111912103A (en) * | 2020-07-10 | 2020-11-10 | 四川凌耘建科技有限公司 | Rectangular water jacket heating furnace |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4337730A (en) * | 1980-10-16 | 1982-07-06 | Gemini Systems, Inc. | Hot water probe |
| CN2455928Y (en) * | 2000-07-14 | 2001-10-24 | 龚伟安 | Blowout preventing safety device under gasser |
| CN2532419Y (en) * | 2002-03-28 | 2003-01-22 | 侯云才 | Split condensation type normal pressure water-jacket heating furnace |
| CN2856405Y (en) * | 2006-01-20 | 2007-01-10 | 中国石油天然气集团公司 | Heater for natural gas wellhead |
| CN201218082Y (en) * | 2008-05-22 | 2009-04-08 | 中国石油天然气股份有限公司 | Gas well skid-mounted throttling heating stove |
| CN201582981U (en) * | 2009-12-11 | 2010-09-15 | 中国石油集团工程设计有限责任公司 | Skid-mounted water jacket heating furnace device |
| CN201621852U (en) * | 2010-01-23 | 2010-11-03 | 刘凯 | Normal-pressure superconducting heating furnace |
| CN203050627U (en) * | 2013-01-17 | 2013-07-10 | 苏州海陆重工股份有限公司 | Acid gas filed wellhead constant pressure water jacket furnace |
-
2013
- 2013-01-17 CN CN2013100174314A patent/CN103089198A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4337730A (en) * | 1980-10-16 | 1982-07-06 | Gemini Systems, Inc. | Hot water probe |
| CN2455928Y (en) * | 2000-07-14 | 2001-10-24 | 龚伟安 | Blowout preventing safety device under gasser |
| CN2532419Y (en) * | 2002-03-28 | 2003-01-22 | 侯云才 | Split condensation type normal pressure water-jacket heating furnace |
| CN2856405Y (en) * | 2006-01-20 | 2007-01-10 | 中国石油天然气集团公司 | Heater for natural gas wellhead |
| CN201218082Y (en) * | 2008-05-22 | 2009-04-08 | 中国石油天然气股份有限公司 | Gas well skid-mounted throttling heating stove |
| CN201582981U (en) * | 2009-12-11 | 2010-09-15 | 中国石油集团工程设计有限责任公司 | Skid-mounted water jacket heating furnace device |
| CN201621852U (en) * | 2010-01-23 | 2010-11-03 | 刘凯 | Normal-pressure superconducting heating furnace |
| CN203050627U (en) * | 2013-01-17 | 2013-07-10 | 苏州海陆重工股份有限公司 | Acid gas filed wellhead constant pressure water jacket furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425094A (en) * | 2017-08-24 | 2019-03-05 | 中国石油化工股份有限公司 | A kind of flue gas waste heat recovery water jacket furnace |
| CN111912103A (en) * | 2020-07-10 | 2020-11-10 | 四川凌耘建科技有限公司 | Rectangular water jacket heating furnace |
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Application publication date: 20130508 |