CN101063406A - Boiler flue reclaiming CO2 liquify pouring well oil production arrangement - Google Patents
Boiler flue reclaiming CO2 liquify pouring well oil production arrangement Download PDFInfo
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- CN101063406A CN101063406A CNA2007101014798A CN200710101479A CN101063406A CN 101063406 A CN101063406 A CN 101063406A CN A2007101014798 A CNA2007101014798 A CN A2007101014798A CN 200710101479 A CN200710101479 A CN 200710101479A CN 101063406 A CN101063406 A CN 101063406A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/70—Combining sequestration of CO2 and exploitation of hydrocarbons by injecting CO2 or carbonated water in oil wells
Abstract
The invention relates to an ejection and oil-extraction device for recovering liquefied carbon dioxide from boiler flue gas, comprises a boiler (1), a high-lift water pump (2), a washing tower (3), a wind induction machine (4), a suction tower (5), a dividing can (6), a heat-exchanging device (7), a regeneration tower (8), a re-boiling water (9), a steam stove (10), a water dividing can (11), a carbon dioxide compressor (12), a cleaner (13), a liquefier (14), a cooler (15), a rectification tower (16), a condenser (17), a storage tank (18) a nitrogen compressor (19), a drying bed (20), a sorption bed (21) a nitrogen supercharger (22), a carbon dioxide pump (23) and a mixing cam (24), wherein the boiler (1), the washing tower (3), the suction tower (5), the regeneration tower (8) and the rectification tower (16) are connected together one by one, and the mixing can (24) is connected with an oil well gas injection oil-extraction pipe column (26) via pipes. The invention has the advantages of integrated supporting devices, fair design and high utility, and can be used to get the mixing gas with carbon dioxide and nitrogen with the boiler flue gas and inject the mixing gas into the well as the boiler producing steam thick oil, therefore obtains the good effect in increasing crude oil production and environmental protection.
Description
Technical field:
The present invention relates to a kind of equipment of forming a complete and comprehensive system for collecting real estate fees that is used for thickened oil recovery, belong to gas isolation of purified and oil recovery technique class.
Background technology:
Gas injection is the important channel of improving oil recovery.Under different injecting gas and different reservoir condition, gas and crude oil can form mixed phase or non-mixed phase state, by reduce interfacial tension, reduce viscosity of crude, recovery or keep effects such as reservoir pressure, improve oil recovery.Because hydrocarbon gas such as natural gas have some characteristic of oil reservoir crude oil, when injecting, self can not injure oil reservoir, and under low relatively pressure, just can reach mixed phase, perhaps dynamic mixed phase in displacement process, hydrocarbon gas oil recoveries such as natural gas injection have obtained effect preferably.But along with the rise of hydrocarbon gas prices such as natural gas, hydrocarbon gas such as natural gas injection have been subjected to the restriction of economic factor to a certain extent, have therefore accelerated to annotate the particularly research of carbon dioxide injection, nitrogen technology of other gases.In viscous crude heat extraction by steam injection process; main component in the flue gas that injection boiler produces is carbon dioxide and nitrogen; experimental study shows; utilize steam heating boiler and supporting flue gas recycling equipment to combine " stove three is annotated " (steam, CO2, N2); can obtain good effect of increasing production, and help environmental protection.Yet because each side, at present, injecting CO 2, N2 recover the oil and also just are in the single technology stage of experimental study in advance, do not form ripe supporting technology and equipment as yet.
Summary of the invention:
The object of the present invention is to provide a kind of can recovery boiler flue gas, liquefied carbon dioxide and together inject the boiler flue reclaiming clean-up pouring oil production device of oil mining viscous crude with steam.
The present invention realizes like this.This device is made up of boiler, high-pressure hydraulic pump, scrubbing tower, air-introduced machine, absorption tower, knockout drum, heat exchanger, regenerator, reboiler, steam oven, water distributing can, carbon-dioxide gas compressor, clarifier, liquefier, refrigeration machine, rectifying column, condenser, basin, nitrogen compressor, drying bed, adsorbent bed, nitrogen supercharging machine, carbon dioxide pump, blending tank, boiler is connected with high-pressure hydraulic pump by pipeline, and the top is connected with blending tank with scrubbing tower by pipeline respectively; Scrubbing tower is connected with the absorption tower by pipeline, is provided with air-introduced machine therebetween; The absorption tower is connected with heat exchanger with knockout drum respectively by pipeline, and knockout drum is connected with nitrogen compressor by pipeline, and heat exchanger links to each other with regenerator by pipeline; Regenerator links to each other with water distributing can by pipeline, and water distributing can links to each other with clarifier by pipeline, is provided with carbon-dioxide gas compressor therebetween; Steam oven links to each other with reboiler by pipeline, and reboiler links to each other with regenerator; Clarifier links to each other with liquefier by pipeline, and liquefier links to each other with rectifying column with refrigeration machine respectively by pipeline, and rectifying column links to each other with basin with condenser respectively by pipeline; Basin links to each other with blending tank by pipeline, is provided with carbon dioxide pump therebetween; Drying bed links to each other with adsorbent bed with nitrogen compressor respectively, and adsorbent bed links to each other with oil well casing, is provided with the nitrogen supercharging machine therebetween; Blending tank is connected with oil well gas injection flow string by pipeline.During work, boiler for producing steam can directly inject into well, flue gas can be produced 98% carbon dioxide gas through scrubbing tower, absorption tower, regenerator washing, absorption and regeneration, through being stored in the basin after carbon-dioxide gas compressor compression, liquefier liquefaction, the rectifying column rectifying, oil well is injected in the back of pumping up.Flue tail gas can be produced 96% nitrogen again after overcompression, drying, absorption, inject oil well through after the supercharging.Like this, the three kinds of gases of water vapour, liquid carbon dioxide, nitrogen that obtained by boiler inject oil well by allotment, can reach the purpose that increases crude output and environmental protection.
The present invention forms a complete and comprehensive system for collecting real estate fees, and is reasonable in design, practical, utilizes it can be in the boiler for producing steam heavy oil heat production, utilizes boiler flue to obtain liquefied carbon dioxide and nitrogen injects into well, and obtains the good result of incremental oil production and environmental protection.
Description of drawings:
Accompanying drawing is an overall procedure structural representation of the present invention.Among the figure, label " 25 ", " 26 " are respectively oil well casing and gas injection flow string.
The specific embodiment:
The present invention is provided by following examples, is illustrated below in conjunction with accompanying drawing.
As shown in the figure, the present invention is by boiler 1, high-pressure hydraulic pump 2, scrubbing tower 3, air-introduced machine 4, absorption tower 5, knockout drum 6, heat exchanger 7, regenerator 8, reboiler 9, steam oven 10, water distributing can 11, carbon-dioxide gas compressor 12, clarifier 13, liquefier 14, refrigeration machine 15, rectifying column 16, condenser 17, basin 18, nitrogen compressor 19, drying bed 20, adsorbent bed 21, nitrogen supercharging machine 22, carbon dioxide pump 23, blending tank 24 is formed, its structure, assembled relation is as follows: boiler 1 is connected with high-pressure hydraulic pump 2 by pipeline, and the top is connected with blending tank 24 with scrubbing tower 3 by pipeline respectively; Scrubbing tower 3 is connected with absorption tower 5 by pipeline, is provided with air-introduced machine 4 therebetween; Absorption tower 5 is connected with heat exchanger 7 with knockout drum 6 respectively by pipeline, and knockout drum 6 is connected with nitrogen compressor 19 by pipeline, and heat exchanger 7 links to each other with regenerator 8 by pipeline; Regenerator 8 links to each other with water distributing can 11 by pipeline, and water distributing can 11 links to each other with clarifier 13 by pipeline, is provided with carbon-dioxide gas compressor 12 therebetween; Steam oven 10 links to each other with reboiler 9 by pipeline, and reboiler 9 links to each other with regenerator 8; Clarifier 13 links to each other with liquefier 14 by pipeline, and liquefier 14 links to each other with rectifying column 16 with refrigeration machine 15 respectively by pipeline, and rectifying column 16 links to each other with basin 18 with condenser 17 respectively by pipeline; Basin 18 links to each other with blending tank 24 by pipeline, is provided with carbon dioxide pump 23 therebetween; Drying bed 20 links to each other with adsorbent bed 21 with nitrogen compressor 19 respectively, and adsorbent bed 21 links to each other with oil well casing 25, is provided with nitrogen supercharging machine 22 therebetween; Blending tank 24 is connected with oil well gas injection flow string 26 by pipeline.Wherein, pipe is for producing the pressure piping of the above high steam of 15MPa in the boiler 1, and fuel can be coal, crude oil or fuel gas, and pure water is supplied with by the above high-pressure pump of 15MPa.Scrubbing tower 3 is a packed tower, and filler is made by metal, plastics or pottery, also can use coke, ore or vegetable silk to make, and cleaning solution is weakly alkaline solutions such as water, aqueous sodium carbonate or ammoniacal liquor.Absorption tower 5 and regenerator 8 constitute carbon dioxide recovery system, in accordance, by metal, plastics or ceramic making, absorption liquid adopts the mixed liquor that contains one or more solvent compositions such as NHD, three methyl ethers, sulfolane, propene carbonate, low-temp methanol, also can adopt the mixed liquor by one or more solvent compositions such as monoethanolamine, methyl diethanolamine, antioxidant, corrosion inhibiter.Clarifier 13, liquefier 14, refrigeration machine 15, rectifying column 16 constitute the co 2 liquefaction system, form by two same clean-up beds, interior dress alumina, silica gel, active carbon or molecular sieve solid filler, liquefier 14 is " U " shape or tubular heat exchanger, low-temperature liquid ammonia that provides with refrigeration machine between pipe or freon refrigeration, rectifying column 16 is a packed tower, has heater block, cat head that refrigeration condensing reflux system is arranged at the bottom of the tower.Drying bed 20 is connected to form with valve sets and pipeline by the drying bed of two same volumes, interior dress alumina, silica gel or molecular sieve solid granular filler.Adsorbent bed 21 is made of the adsorbent bed of same volume more than two, in alumina and carbon molecular sieve solid particle filler are housed, be connected with pipeline with valve sets between two adsorbent beds, operate automatically by the PLC by-pass valve control.This nitrogen gas generating system also can be made of adsorbent bed, substitutes pressure swing adsorption system and makes nitrogen.
Claims (1)
1, a kind of boiler flue reclaiming CO 2 liquify pouring well oil production device, by boiler (1), high-pressure hydraulic pump (2), scrubbing tower (3), air-introduced machine (4), absorption tower (5), knockout drum (6), heat exchanger (7), regenerator (8), reboiler (9), steam oven (10), water distributing can (11), carbon-dioxide gas compressor (12), clarifier (13), liquefier (14), refrigeration machine (15), rectifying column (16), condenser (17), basin (18), nitrogen compressor (19), drying bed (20), adsorbent bed (21), nitrogen supercharging machine (22), carbon dioxide pump (23), blending tank (24) is formed, it is characterized in that: boiler (1) is connected with high-pressure hydraulic pump (2) by pipeline, and the top is connected with blending tank (24) with scrubbing tower (3) by pipeline respectively; Scrubbing tower (3) is connected with absorption tower (5) by pipeline, is provided with air-introduced machine (4) therebetween; Absorption tower (5) is connected with heat exchanger (7) with knockout drum (6) respectively by pipeline, and knockout drum (6) is connected with nitrogen compressor (19) by pipeline, and heat exchanger (7) links to each other with regenerator (8) by pipeline; Regenerator (8) links to each other with water distributing can (11) by pipeline, and water distributing can (11) links to each other with clarifier (13) by pipeline, is provided with carbon-dioxide gas compressor (12) therebetween; Steam oven (10) links to each other with reboiler (9) by pipeline, and reboiler (9) links to each other with regenerator (8); Clarifier (13) links to each other with liquefier (14) by pipeline, and liquefier (14) links to each other with rectifying column (16) with refrigeration machine (15) respectively by pipeline, and rectifying column (16) links to each other with basin (18) with condenser (17) respectively by pipeline; Basin (18) links to each other with blending tank (24) by pipeline, is provided with carbon dioxide pump (23) therebetween; Drying bed (20) links to each other with adsorbent bed (21) with nitrogen compressor (19) respectively, and adsorbent bed (21) links to each other with oil well casing (25), is provided with nitrogen supercharging machine (22) therebetween; Blending tank (24) is connected with oil well gas injection flow string (26) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101014798A CN101063406A (en) | 2007-03-30 | 2007-04-23 | Boiler flue reclaiming CO2 liquify pouring well oil production arrangement |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200720011442 | 2007-03-30 | ||
| CN200720011442.1 | 2007-03-30 | ||
| CNA2007101014798A CN101063406A (en) | 2007-03-30 | 2007-04-23 | Boiler flue reclaiming CO2 liquify pouring well oil production arrangement |
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| Publication Number | Publication Date |
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| CN101063406A true CN101063406A (en) | 2007-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101014798A Pending CN101063406A (en) | 2007-03-30 | 2007-04-23 | Boiler flue reclaiming CO2 liquify pouring well oil production arrangement |
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| CN (1) | CN101063406A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785957A (en) * | 2010-02-10 | 2010-07-28 | 毛恒松 | Carbon dioxide separation and storage method |
| CN102667057A (en) * | 2009-10-19 | 2012-09-12 | 格雷特波因特能源公司 | Integrated enhanced oil recovery process |
| CN103261632A (en) * | 2010-12-15 | 2013-08-21 | 乔治洛德方法研究和开发液化空气有限公司 | Integrated method and apparatus for compressing air and producing carbon dioxide-ich fluid |
| CN105299673A (en) * | 2015-10-30 | 2016-02-03 | 新疆敦华石油技术股份有限公司 | Method and system for recycling smoke of gas boiler |
| CN113738324A (en) * | 2021-08-31 | 2021-12-03 | 莆田市城厢区鑫翀信息技术咨询服务中心 | Accompanied gas injection oil extraction process of steam and flue gas based on thermal recovery boiler |
| CN116122782A (en) * | 2022-12-22 | 2023-05-16 | 新疆敦华绿碳技术股份有限公司 | CO (carbon monoxide) 2 Cold collection and auxiliary steam huff and puff equipment |
-
2007
- 2007-04-23 CN CNA2007101014798A patent/CN101063406A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667057A (en) * | 2009-10-19 | 2012-09-12 | 格雷特波因特能源公司 | Integrated enhanced oil recovery process |
| CN101785957A (en) * | 2010-02-10 | 2010-07-28 | 毛恒松 | Carbon dioxide separation and storage method |
| CN101785957B (en) * | 2010-02-10 | 2012-08-08 | 毛恒松 | Carbon dioxide separation and storage method |
| CN103261632A (en) * | 2010-12-15 | 2013-08-21 | 乔治洛德方法研究和开发液化空气有限公司 | Integrated method and apparatus for compressing air and producing carbon dioxide-ich fluid |
| CN103261632B (en) * | 2010-12-15 | 2016-06-22 | 乔治洛德方法研究和开发液化空气有限公司 | For compressing air and producing integrated approach and the device of carbon dioxide-rich fluid |
| US9657987B2 (en) | 2010-12-15 | 2017-05-23 | L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude | Integrated method and apparatus for compressing air and producing carbon dioxide-rich fluid |
| CN105299673A (en) * | 2015-10-30 | 2016-02-03 | 新疆敦华石油技术股份有限公司 | Method and system for recycling smoke of gas boiler |
| CN113738324A (en) * | 2021-08-31 | 2021-12-03 | 莆田市城厢区鑫翀信息技术咨询服务中心 | Accompanied gas injection oil extraction process of steam and flue gas based on thermal recovery boiler |
| CN116122782A (en) * | 2022-12-22 | 2023-05-16 | 新疆敦华绿碳技术股份有限公司 | CO (carbon monoxide) 2 Cold collection and auxiliary steam huff and puff equipment |
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