CN205227288U - It is fixed from bearing weight of superheated steam generator of combined -circulation mode - Google Patents
It is fixed from bearing weight of superheated steam generator of combined -circulation mode Download PDFInfo
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- CN205227288U CN205227288U CN201520901497.4U CN201520901497U CN205227288U CN 205227288 U CN205227288 U CN 205227288U CN 201520901497 U CN201520901497 U CN 201520901497U CN 205227288 U CN205227288 U CN 205227288U
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- drum
- steam
- flue gas
- superheater
- tube bank
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Abstract
The utility model relates to an it is fixed from bearing weight of superheated steam generator of combined -circulation mode, including flue gas system, waterway system, flue gas system include: combustor, radiation furnace, transitional coupling flue, over heater, economizer, chimney communicate along hot flue gas direction of motion in proper order, waterway system include boiler feed water entry and steam outlet, pipeline, its flue gas system still include the horizontal heat exchanger of a double -boiler section of thick bamboo, the over heater be located economizer below, the horizontal heat exchanger of a double -boiler section of thick bamboo be located the over heater below, the tube bank of the horizontal formula of a double -boiler section of thick bamboo is located the horizontal heat exchanger of a double -boiler section of thick bamboo, the superheated steam injection oil reservoir that this equipment produced is effectual, has increased the recovery ratio of crude oil, has greatly improved heat utilization rate. Need the technical problem that an it is fixed from bearing weight of superheated steam generator of combined -circulation mode solved the moisture gauge height of steam badly.
Description
Technical field
The present invention relates to a kind of fixed superheated steam generator from carrying compound recycle mode.
Background technology
At present, what the common steam generator produced both at home and abroad produced usually is all moist steam, and its steam dryness control, within 80%, to avoid fouling on generator tube inwall, affects safe operation.That exploits along with the Efficient Development of viscous crude and the high round in later stage deepens continuously, and the water in steam not only has no to help to production, can increase on the contrary and occupy formation pore volume, make Produced Liquid moisture content increase, and the output of viscous crude reduces.For effectively reducing boiler operatiopn cost, carry out the policy that national energy-saving consumption reduction reduces discharging, adapt to the outer novel oil production technology of Now Domestic to the requirements at the higher level of thermal recovery equipment, need a kind of fixed superheated steam generator from carrying compound recycle mode badly and solve the high technical problem of steam water content.
Summary of the invention
The object of the present invention is to provide a kind of fixed superheated steam generator from carrying compound recycle mode, solve the problem of the high technology of steam water content.
The present invention adopts following technical scheme:
A kind of fixed superheated steam generator from carrying compound recycle mode, comprise flue gas system, water circuit system, described flue gas system comprises: burner (7), radiant box will (8), transition connection flue (6), superheater (4), economizer (3), chimney (10) are communicated with successively along the heat smoke direction of motion; Radiant box will tube bank is positioned at described radiant box will (8), superheater bank (401) is positioned at described superheater (4), economizer tube bank (301) is positioned at described economizer (3), and described water circuit system comprises boiler feedwater inlet and steam (vapor) outlet (41), pipeline; Described flue gas system also comprises two drum horizontal heat exchanger (5), described superheater (4) is positioned at described economizer (3) below, described two drum horizontal heat exchangers (5) are positioned at described superheater (4) below, and the tube bank of double-barrel transverse formula is positioned at two drum horizontal heat exchanger (5);
Described water circuit system is discharged through water pump (12), economizer tube bank (301), radiant box will tube bank (81), the tube bank of double-barrel transverse formula, superheater bank (401), steam (vapor) outlet (41) successively from boiler feedwater inlet by pipeline;
Described pair of drum horizontal heat exchanger (5) is divided into the hollow closed capsule type tube tank of upper and lower two sleeping dresses, be respectively upper drum (501), lower drum (502), described upper drum is provided with steam-water separator in (501), steam inlet (503), steam row's mouth (504), described steam inlet (503) is restrained (81) and is communicated with described radiant box will, described steam row's mouth (504) is communicated with described superheater bank (401), its inside is communicated with along arranging circulation comb bundle (506) between described upper drum (501) with lower drum (502), described upper drum (501), lower drum (502) two ends are communicated with respectively by down-flow pipe (505),
Boiler feedwater enters upper drum (501) through radiant box will tube bank and carries out carbonated drink separation, and the saturated vapor after separation flows out via described steam row's mouth (504); Saturation water after separation is via down-flow pipe (505), enter lower drum (502), enter after being heated in circulation pipe bundle (506) and carry out heating generation saturated vapor aqueous mixtures, enter upper drum (501) and carry out carbonated drink separation, the saturated vapor after separation is arranged mouth (504) via steam and is flowed out.
Described radiant box will (8) side being provided with burner (7) is provided with closed board house (9), described burner (7) is furnished with air blast (2), and described burner (7), air blast (2) are all arranged in closed board house (9) with the electrical control cubicles (1) of system; The sledge seat that described board house (9) and radiant box will (8) self are worn adopts seal welding to be connected.
Described radiant box will (8) is horizontal straight flow structure, and shell body is steel cylinder shape, and inwall is lined with aluminosilicate refractory fiber heat-insulation layer, and rear end connects transition and connects flue; Radiant box will tube bank for double loop straight tube along burner hearth body of wall inwall longitudinally snakelike be arranged into columnar structured.
The rectangular configuration that described superheater bank (401) is made up of five light pipe horizontal reciprocatings, is positioned at high-temperature flue gas region.
The trapezium structure that described economizer tube bank (301) is made up of two finned tube horizontal reciprocatings, is positioned at flue gas low-temperature region.
Described circulation comb bundle (506) restrains (507) by light pipe, finned tube is restrained (508) and formed.
Advantage of the present invention is as follows:
1. it is effective that the superheated steam that this equipment produces injects oil reservoir, adds the recovery ratio of crude oil, drastically increase heat utilization rate.
2. because the endless form of the two drum horizontal heat exchangers in equipment, owing to have employed natural water circulation mode in equipment, less than forced water circulation mode boiler circuit resistance, reduce the power consumption of water pump, reduce production run cost.
Accompanying drawing illustrates:
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is top view structural representation of the present invention;
Fig. 3 is all-radiant furnace cross section structure schematic diagram of the present invention;
Fig. 4 is all-radiant furnace top view structural representation of the present invention;
Fig. 5 is the two drum horizontal heat exchanger cross section structure schematic diagram of the present invention;
Fig. 6 is external structure schematic diagram of the present invention;
Fig. 7 is schematic flow sheet of the present invention;
Fig. 8 is economizer internal structure side view schematic diagram of the present invention;
Fig. 9 is economizer internal structure top view schematic diagram of the present invention;
Figure 10 is superheater internal structure top view schematic diagram of the present invention;
Figure 11 is superheater internal structure side view schematic diagram of the present invention;
Figure 12 is superheater bank import and export mix schematic diagram of the present invention;
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Following examples are only for clearly demonstrating example of the present invention, and the restriction not to embodiments of the present invention.For those of ordinary skill in the field; can also make other multi-form change or variations on the basis of the following description, and these belong to the present invention's spirit apparent change of drawing or variation is still among protection scope of the present invention.
A kind of fixed superheated steam generator from carrying compound recycle mode, comprise flue gas system, water circuit system, described flue gas system comprises: burner 7, radiant box will 8, transition connection flue 6, superheater 4, economizer 3, chimney 10 are communicated with successively along the heat smoke direction of motion; Radiant box will tube bank is positioned at described radiant box will 8, and superheater bank 401 is positioned at described superheater 4, and economizer tube bank 301 is positioned at described economizer 3, and described water circuit system comprises boiler feedwater inlet and steam (vapor) outlet 41, pipeline; Described flue gas system also comprises two drum horizontal heat exchanger 5, and described superheater 4 is positioned at below described economizer 3, and described two drum horizontal heat exchangers 5 are positioned at below described superheater 4, and the tube bank of double-barrel transverse formula is positioned at two drum horizontal heat exchanger 5;
Described water circuit system is for discharging through water pump 12, economizer tube bank 301, radiant box will tube bank 81, the tube bank of double-barrel transverse formula, superheater bank 401, steam (vapor) outlet 41 successively from boiler feedwater inlet by pipeline;
Described pair of drum horizontal heat exchanger 5 is divided into the hollow closed capsule type tube tank of upper and lower two sleeping dresses, be respectively upper drum 501, lower drum 502, steam-water separator, steam inlet 503, steam row mouth 504 is provided with in described upper drum 501, described steam inlet 503 and described radiant box will are restrained 81 and are communicated with, described steam row mouth 504 is communicated with described superheater bank 401, along described upper drum 501 with circulation comb bundle 506 be set between lower drum 502 be communicated with that it is inner, described upper drum 501, lower drum 502 two ends are communicated with respectively by down-flow pipe 505;
Boiler feedwater enters upper drum 501 through radiant box will tube bank and carries out carbonated drink separation, and the saturated vapor after separation flows out via described steam row mouth 504; Saturation water after separation, via down-flow pipe 505, enters lower drum 502, and enter after being heated in circulation pipe bundle 506 and carry out heating generation saturated vapor aqueous mixtures, enter upper drum 501 and carry out carbonated drink separation, the saturated vapor after separation flows out via steam row mouth 504.
Described radiant box will 8 side being provided with burner 7 is provided with closed board house 9, and described burner 7 is furnished with air blast 2, and described burner 7, air blast 2 are all arranged in closed board house 9 with the electrical control cubicles 1 of system; The sledge seat that described board house 9 and radiant box will 8 self are worn adopts seal welding to be connected.
Described radiant box will 8 is horizontal straight flow structure, and shell body is steel cylinder shape, and inwall is lined with aluminosilicate refractory fiber heat-insulation layer, and rear end connects transition and connects flue; Radiant box will tube bank for double loop straight tube along burner hearth body of wall inwall longitudinally snakelike be arranged into columnar structured.
The rectangular configuration that described superheater bank 401 is made up of five light pipe horizontal reciprocatings, is positioned at high-temperature flue gas region.
The trapezium structure that described economizer tube bank 301 is made up of two finned tube horizontal reciprocatings, is positioned at flue gas low-temperature region.
Described circulation comb bundle 506 is restrained 508 by light pipe tube bank 507, finned tube and is formed.
The flue gas that described burner 7 produces is by described radiant box will 8, and transition connection flue 6, superheater 4, economizer 3, chimney 10 are communicated with successively along the heat smoke direction of motion.Described radiant box will tube bank is positioned at described radiant box will 8, described superheater bank 401 is positioned at described superheater 4, described economizer tube bank 301 is positioned at described economizer 3, and described water circuit system comprises boiler feedwater inlet and steam (vapor) outlet 41, pipeline; In the process, steam carries out thermal conversion in flue gas is steam.
Cyclic process in described pair of drum horizontal heat exchanger 5 is as follows:
Steam enters described steam inlet 503, and by described steam trap, steam enters described steam row mouth 504 and discharges described pair of drum horizontal heat exchanger 5, and water wherein can enter described lower drum 502 by down-flow pipe 505.Carry out freely distributing according to strong and weak difference of being heated and enter light pipe tube bank 507 respectively, carry out heating in finned tube tube bank 508 and produce saturated vapor aqueous mixtures, the two enters the difference of temperature due to flue gas, to the light pipe tube bank 507 of equipment, finned tube tube bank 508 has different oxidation impacts, gas approach is more easily oxidized, consider the layout of Whole Equipment again and it is arranged, separable flue gas import is remotely finned tube tube bank 508, be light pipe tube bank 507 more nearby, like this when ensureing oxidation to the affecting of equipment, the effect that maximum increase is heated it, the steam of new generation again enters upper drum 501 and carries out described steam-water separator, saturated vapor after separation flows out via steam row mouth 504, unnecessary water flows into described lower drum 502 by described down-flow pipe 505 again, complete the cyclic process of steam.
Claims (6)
1. a fixed superheated steam generator from carrying compound recycle mode, comprise flue gas system, water circuit system, described flue gas system comprises: burner (7), radiant box will (8), transition connection flue (6), superheater (4), economizer (3), chimney (10) are communicated with successively along the heat smoke direction of motion; Radiant box will tube bank is positioned at described radiant box will (8), superheater bank (401) is positioned at described superheater (4), economizer tube bank (301) is positioned at described economizer (3), and described water circuit system comprises boiler feedwater inlet and steam (vapor) outlet (41), pipeline; It is characterized in that: described flue gas system also comprises two drum horizontal heat exchanger (5), described superheater (4) is positioned at described economizer (3) below, described two drum horizontal heat exchangers (5) are positioned at described superheater (4) below, and the tube bank of double-barrel transverse formula is positioned at two drum horizontal heat exchanger (5);
Described water circuit system is discharged through water pump (12), economizer tube bank (301), radiant box will tube bank (81), the tube bank of double-barrel transverse formula, superheater bank (401), steam (vapor) outlet (41) successively from boiler feedwater inlet by pipeline;
Described pair of drum horizontal heat exchanger (5) is divided into the hollow closed capsule type tube tank of upper and lower two sleeping dresses, be respectively upper drum (501), lower drum (502), described upper drum is provided with steam-water separator in (501), steam inlet (503), steam row's mouth (504), described steam inlet (503) is restrained (81) and is communicated with described radiant box will, described steam row's mouth (504) is communicated with described superheater bank (401), its inside is communicated with along arranging circulation comb bundle (506) between described upper drum (501) with lower drum (502), described upper drum (501), lower drum (502) two ends are communicated with respectively by down-flow pipe (505),
Boiler feedwater enters upper drum (501) through radiant box will tube bank and carries out carbonated drink separation, and the saturated vapor after separation flows out via described steam row's mouth (504); Saturation water after separation is via down-flow pipe (505), enter lower drum (502), enter after being heated in circulation comb bundle (506) and carry out heating generation saturated vapor aqueous mixtures, enter upper drum (501) and carry out carbonated drink separation, the saturated vapor after separation is arranged mouth (504) via steam and is flowed out.
2. a kind of fixed superheated steam generator from carrying compound recycle mode according to claim 1, it is characterized in that: described radiant box will (8) side being provided with burner (7) is provided with closed board house (9), described burner (7) is furnished with air blast (2), and described burner (7), air blast (2) are all arranged in closed board house (9) with the electrical control cubicles (1) of system; The sledge seat that described board house (9) and radiant box will (8) self are worn adopts seal welding to be connected.
3. a kind of fixed superheated steam generator from carrying compound recycle mode according to claim 1, it is characterized in that: described radiant box will (8) is horizontal straight flow structure, shell body is steel cylinder shape, inwall is lined with aluminosilicate refractory fiber heat-insulation layer, and rear end connects transition and connects flue; Radiant box will tube bank for double loop straight tube along burner hearth body of wall inwall longitudinally snakelike be arranged into columnar structured.
4. a kind of fixed superheated steam generator from carrying compound recycle mode according to claim 1, it is characterized in that: the rectangular configuration that described superheater bank (401) is made up of five light pipe horizontal reciprocatings, be positioned at high-temperature flue gas region.
5. a kind of fixed superheated steam generator from carrying compound recycle mode according to claim 1, it is characterized in that: the trapezium structure that described economizer tube bank (301) is made up of two finned tube horizontal reciprocatings, be positioned at flue gas low-temperature region.
6. a kind of fixed superheated steam generator from carrying compound recycle mode according to claim 1, is characterized in that: described circulation comb bundle (506) restrains (507) by light pipe, finned tube is restrained (508) and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901497.4U CN205227288U (en) | 2015-11-12 | 2015-11-12 | It is fixed from bearing weight of superheated steam generator of combined -circulation mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901497.4U CN205227288U (en) | 2015-11-12 | 2015-11-12 | It is fixed from bearing weight of superheated steam generator of combined -circulation mode |
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| Publication Number | Publication Date |
|---|---|
| CN205227288U true CN205227288U (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901497.4U Withdrawn - After Issue CN205227288U (en) | 2015-11-12 | 2015-11-12 | It is fixed from bearing weight of superheated steam generator of combined -circulation mode |
Country Status (1)
| Country | Link |
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| CN (1) | CN205227288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402719A (en) * | 2015-11-12 | 2016-03-16 | 中国石油天然气第八建设有限公司 | Fixed type self-bearing superheated steam generator in compound cycle mode |
| CN107747725A (en) * | 2017-10-30 | 2018-03-02 | 浙江南方锅炉有限公司 | A kind of horizontal water cylinder structure steam generator |
-
2015
- 2015-11-12 CN CN201520901497.4U patent/CN205227288U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402719A (en) * | 2015-11-12 | 2016-03-16 | 中国石油天然气第八建设有限公司 | Fixed type self-bearing superheated steam generator in compound cycle mode |
| CN107747725A (en) * | 2017-10-30 | 2018-03-02 | 浙江南方锅炉有限公司 | A kind of horizontal water cylinder structure steam generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20171031 |
|
| AV01 | Patent right actively abandoned |