CN204746030U - Carbon dioxide gas's device is absorbed to sled dress formula suitable for platform - Google Patents
Carbon dioxide gas's device is absorbed to sled dress formula suitable for platform Download PDFInfo
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- CN204746030U CN204746030U CN201520508738.9U CN201520508738U CN204746030U CN 204746030 U CN204746030 U CN 204746030U CN 201520508738 U CN201520508738 U CN 201520508738U CN 204746030 U CN204746030 U CN 204746030U
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- lean solution
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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Abstract
The utility model provides a carbon dioxide gas's device is absorbed to sled dress formula suitable for platform, it makes the lean solution absorb the CO2 in the feed gas and forms decarbonization liquid rich solution (rich solution) through containing the height carbon dioxide high -pressure gas (feed gas) and decarbonization liquid lean solution (lean solution) input hypergravity absorption machine, realizes that the feed gas purifies, the rich solution gets into analytic tower after the flash distillation decompression to releasing CO2 and regeneration and forming the lean solution, CO2 gets into after treatment system after vapour and liquid separator handles, and palingenetic lean solution is resumed load hypergravity absorption machine cyclic utilization, hypergravity absorption machines etc. Can integrate and set up and component detachable sled dress integrated system. The utility model discloses a device adopts the design of sled dressization, small, light in weight, and the limited occasions in space such as suitable platform are at sea used to can low -cost, low energy consumption, the low emission, CO2's desorption in the feed gass such as the realization natural gas of high -efficient environmental protection, associated gas, and realize the rational utilization of resource.
Description
Technical field
The utility model relates to a kind of removal methods of carbon dioxide, particularly a kind of device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform.
Background technology
The trapping of carbon dioxide, utilization and storage are the hot subjects of current international community research.Carbon dioxide in natural gas, associated gas and process industry tail gas is the main source that carbon dioxide produces.Remove the carbon dioxide in these sources of the gas, the object that can reach has: one is reduce greenhouse gas emission; Two is reclaim CO
2resource; Three is according to technical process needs, prevents carbon dioxide to the burn into blocking of pipeline and the murder by poisoning to catalyst in subsequent technique.
Carbon dioxide eliminating, capture method comprise absorption process, pressure swing adsorption method, membrane separation process and membranes, cryogenic fractionation etc.Wherein absorption process reclaims the method that in tail gas, carbon dioxide cost is minimum.The method take absorption tower as separation equipment, and gas enters from the bottom of tower, and absorbing liquid enters from tower top, and gas-liquid is counter current contacting in packing layer, and then reaches the object of carbon dioxide removal.Utilize traditional tower to carry out gas treatment and occupy leading position at natural gas and industrial tail gas decarburization field at present, but tower has the shortcomings such as bulky, cost of investment large, start-stop car difficult, operation energy consumption is high, decarburization efficiency is low.
In recent years, industry also proposed the method utilizing high-gravity technology to catch separating carbon dioxide.Such as, namely several patent applications that research team belonging to inventor formerly proposes relate to this technology, such as, ZL200810103231.X, ZL201110005334.4 etc., but the main equipment wherein adopted is difficult to the application adapting to the limited space occasions such as ocean platform.
Summary of the invention
Main purpose of the present utility model is to provide a kind of apparatus and method method being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform, to overcome deficiency of the prior art.
For realizing aforementioned invention object, of the present utility model one embodiments provides a kind of method being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform, and it comprises:
By high carbonated gases at high pressure and decarbonizing liquid lean solution input hypergravity absorption machine, make reverse contact in the super gravity field of gas-liquid two-phase in hypergravity machine, described decarbonizing liquid lean solution is made to absorb the carbon dioxide in described high carbonated gases at high pressure and form decarbonizing liquid rich solution, make described high carbonated gases at high pressure be cleaned simultaneously
Described decarbonizing liquid rich solution is first inputted rich solution surge tank, then transport to flash tank again, Analytic Tower is inputted again after flash distillation decompression, thus the carbon dioxide discharged in described decarbonizing liquid rich solution, and form the decarbonizing liquid lean solution of regeneration, the carbon dioxide be wherein released enters after-treatment system after gas-liquid separator process, and the decarbonizing liquid lean solution of regeneration is first inputted lean solution surge tank, and then being re-entered hypergravity absorption machine recycles;
Wherein, described hypergravity absorption machine, rich solution surge tank, flash tank, Analytic Tower, gas-liquid separator and the integrated setting of lean solution surge tank and form dismountable skid integrated system.
Further, described decarbonizing liquid lean solution adopts physical absorbent, such as can preferably from but be not limited to propene carbonate liquid, NHD (NHD), 1-METHYLPYRROLIDONE, with amino be functional group ionic liquid in any one.
Among a comparatively preferred embodiment, the gravity horizontal of described hypergravity absorption machine is 2 ~ 800g, is preferably 3 ~ 500g.
Among a comparatively preferred embodiment, the high pressure absorption pressure adopted in the super gravity field of described hypergravity machine is 1 ~ 12MPa.
Among a comparatively preferred embodiment, the vacuum in described Analytic Tower is 0 ~ 0.09MPa.
A kind of device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform is additionally provided in an embodiment of the present utility model, it is primarily of hypergravity absorption machine, rich solution surge tank, flash tank, Analytic Tower, gas-liquid separator and the integrated setting of lean solution surge tank and the detachable skid integrated system formed, described hypergravity absorption machine is provided with the gas access inputting high carbonated gases at high pressure, for input decarbonizing liquid lean solution liquid inlet, in order to export the Purge gas after carbon dioxide removal gas vent and in order to export by the liquid outlet of the decarbonizing liquid rich solution formed after described lean solution absorbing carbon dioxide, the liquid outlet of described hypergravity absorption machine is successively through rich solution surge tank, flash tank is communicated with Analytic Tower, the gas vent of described Analytic Tower is communicated with lean solution surge tank with gas-liquid separator respectively with liquid outlet, the liquid outlet of described lean solution surge tank is communicated with the liquid inlet of described hypergravity absorption machine.
Further, described hypergravity machine at least can preferably from but be not limited to RPB, deflector type, helical duct, fixed a rotor, rotating compact disc hypergravity whirligig.The structures of these hypergravity swinging bed devices etc. can be all that industry is known, such as, can consult the patents of invention such as the ZL95215430.7 that the applicant formerly proposes.
Further, the gas access of described hypergravity machine and the Relative distribution position of liquid inlet can make reverse in the high carbonated gases at high pressure of input hypergravity machine and the decarbonizing liquid lean solution super gravity field in hypergravity machine contact.
Further, the Analytic Tower in the utility model can adopt general analytical tower, also can be vacuum analysis tower, or both combinations, preferably adopts vacuum analysis tower.According to vacuum analysis tower, obvious, it also should be connected with vacuum system.
Further, described skid integrated system also comprises the coupling assembling circulated between each construction unit of the described skid integrated system of composition in order to auxiliary liquid and/or gas, such as, be arranged on to be communicated with described lean solution surge tank with the lean pump on the pipeline of hypergravity absorption machine, be arranged on to be communicated with rich solution pump on the pipeline of described hypergravity absorption machine and rich solution surge tank and hypergravity absorption machine etc., but to be not limited thereto.
The utility model adopts super-gravity device to substitute conventional tower etc., the Elevated Gravity more much bigger than terrestrial gravitation acceleration is utilized to strengthen mass transfer, diabatic process and micro mixing, the conversion ratio of reaction and selective can be increased substantially, reduce the volume of reactor significantly, Simplified flowsheet, flow process, implementation procedure energy-efficient, decreasing pollution discharges.
Particularly, the device of skid integrated form is adopted in the utility model, utilize carbon dioxide in decarbonizing liquid with the principle that pressure increase solubility increases, decarbonizing liquid high pressure absorbing carbon dioxide is utilized in super-gravity device, Analytic Tower mesolow resolves the highway route design removing regeneration, can realizing device miniaturization, light-weighted while, safer, remove carbon dioxide in the such as gas such as natural gas, associated gas efficiently.
Compared with prior art, advantage of the present utility model comprises:
(1) the utility model is by adopting aforesaid technological design, whole system realizes sledge dressization, floor space is little, main equipment volume little (being about 1/20 ~ 1/50 of conventional tower), lightweight, is particluarly suitable for the limited space applications such as offshore platform;
(2) by adopting the highway route design organically combining the absorption of hypergravity high pressure and Analytic Tower low pressure parsing regeneration, effective separation of carbon dioxide in unstripped gas can be carried out more efficiently, thoroughly, such as, CO in unstripped gas
2absorptivity can reach more than 90% (volume) (reaching 5 ~ 30 times that the conventional tower volume of same separation requirement is hypergravity decarbonization device), and integrated artistic is environmentally friendly, flow process is simple, is particularly suited for the mesohigh limited space occasions such as the natural gas of offshore platform, associated gas;
(3) the utility model equipment is simple, energy consumption is low, operating cost is low, safety non-leakage, runs simple, easily overhauls, close recycling economy low consumption, low emission, high efficiency feature, the needs of industrial production long period even running can be met, can trap simultaneously and reclaim abundant CO 2 raw material gas, reach the Appropriate application of resource, and decrease the discharge of carbon dioxide greenhouse gas, there is distinct economic and social benefit.
Accompanying drawing explanation
Fig. 1 is a kind of structured flowchart being applicable to the device of the skid-mounted type absorbing carbon dioxide gas of ocean platform among the utility model one embodiment;
Fig. 2 is a kind of structural representation being applicable to the device of the skid-mounted type absorbing carbon dioxide gas of ocean platform in the utility model one embodiment;
Description of reference numerals: 1, hypergravity absorption machine 2, rich solution surge tank 3, flash tank 4, Analytic Tower 5, gas-liquid separator 6, lean solution surge tank 7, lean pump.
Detailed description of the invention
For make the technical solution of the utility model be easier to understand, as follows by reference to the accompanying drawings and embodiment more specifically explanation is explained to the utility model.
The utility model provides one and utilizes hypergravity equipment, such as high-gravity rotating bed as reactor, high-pressure physics absorbing liquid absorbs, low pressure resolves the method removing carbon dioxide in separating mixed gas, it effectively simplifies decarbonization process, reduce production cost, may be used for gas purification and reduction of greenhouse gas discharge, particularly be applicable to natural gas, associated gas is separated with carbon dioxide in process industry tail gas, and the device accessible site skid adopted, be specially adapted to seawater platform, application in the occasions such as limited space, at natural gas, the field of gas purification such as associated gas and resource recycling aspect all can produce distinct economic and environmental benefit.
Refer to Fig. 1, among a case study on implementation of the present utility model, a kind of device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform comprises the complete skid equipment primarily of integrated formation such as hypergravity absorption machine, rich solution surge tank, flash tank, Analytic Tower, gas-liquid separator, lean solution surge tank and lean pumps.
When its work, high carbon dioxide containing gas enters hypergravity absorption machine through import, purified gas enters follow-up pipe network by outlet, rich solution after absorbing carbon dioxide enters rich solution surge tank by outlet through just separation, the outlet of rich solution surge tank is connected with flash tank, the carbon dioxide that Analytic Tower discharges dissolving is further entered again after decompression, the carbon dioxide discharged by rich solution passes through gas-liquid separator separates, isolated carbon dioxide enters follow-up system or liquefaction system through outlet, isolated regeneration lean solution enters lean solution surge tank through outlet, enter the lean solution of lean solution surge tank through lean pump, reenter hypergravity absorption machine after cooling to recycle.
The course of work of this device is roughly as follows: enter hypergravity absorption machine from the high carbonated gases at high pressure outside system through import, the decarbonizing liquid of lean pump conveying simultaneously lean solution enters hypergravity machine fluid inlet, gas-liquid two-phase is reverse contact in inner super gravity field in hypergravity machine, complete mass transfer and the heat transfer of liquid phase, carbon dioxide solubility in gas enters in decarbonizing liquid, become rich solution, purified gas enters follow-up pipe network by outlet, rich solution enters rich solution surge tank by outlet through just separation, the outlet of rich solution surge tank is connected with flash tank, after flash distillation decompression, enter Analytic Tower again discharge the carbon dioxide wherein dissolved further, the carbon dioxide discharged by rich solution passes through gas-liquid separator separates, isolated carbon dioxide enters carbon dioxide after-treatment device or liquefaction system through outlet, isolated regeneration lean solution enters lean solution surge tank through outlet, the lean solution entering lean solution surge tank reenters hypergravity absorption machine through lean pump and recycles.
Wherein, the CO carried out in described hypergravity machine
2subtractive process is: gas phase introduces rotor exocoel through gas inlet tube, under the effect of gas pressure, enter filler by rotor periphery.Absorbing liquid introduces rotor internal cavity by liquid inlet tube, through shower nozzle sprinkle on rotor inner edge.Flowing contact is produced in the porous medias such as the packing layer under the Elevated Gravity of large hundreds of times to thousand times than earth gravitational field, huge shearing force makes liquid crushing become nano level film, silk and drip, produce boundary that is huge and that upgrade fast, improve 1 ~ 3 order of magnitude in the tower making interphase mass transfer speed ratio traditional, mass transport process is greatly strengthened.Like this, define fabulous mass transfer and reaction condition in packing layer inside, thus complete liquid phase mass-and heat-transfer.Absorbing liquid is thrown after shell collects leaves overweight machine through liquid outlet tube.Gas enters rotor center through rotor packing layer, is drawn, complete mass transfer and course of reaction by gas outlet tube.
Refer to Fig. 2 again, when device process natural gas with this skid-mounted type absorbing carbon dioxide gas, pending natural gas enters supergravity reactor 1, sloughs CO
2after natural gas enter platform technology system, and absorb CO
2rich solution enter compensator 2, the rich solution that compensator exports enters primary flash tower 3 (operating pressure 1.0MPa), primary flash tower 3 export gas compress through compressor 5, cool laggard enter supergravity reactor 1 circular treatment, the liquid that primary flash tower exports enters Chang Xieta 4 (operating pressure 0.1MPa) after cooling, normal solution tower bottom passes into air, carry out stripping flash distillation, tower top CO out
2gas emptying, the lean solution at the bottom of tower is forced into 4.0MPa input supergravity reactor 1 through lean pump and recycles.
Preferably, can also resolve further for rich solution, the lean solution namely after frequent Xie Ta is resolved further through vacuum analysis tower again
It should be noted that, what the utility model disclosed is the multiple of preferred embodiment, the change of every local or modification and come from technological thought of the present utility model and be easy to by the people that has the knack of this technology to know by inference, all do not depart from patent right scope of the present utility model.
Claims (5)
1. one kind is applicable to the device of the skid-mounted type absorbing carbon dioxide gas of ocean platform, it is characterized in that comprising primarily of hypergravity absorption machine, rich solution surge tank, flash tank, Analytic Tower, gas-liquid separator and the integrated setting of lean solution surge tank and the detachable skid integrated system formed, described hypergravity absorption machine is provided with the gas access inputting high carbonated gases at high pressure, for input decarbonizing liquid lean solution liquid inlet, in order to export the Purge gas after carbon dioxide removal gas vent and in order to export by the liquid outlet of the decarbonizing liquid rich solution formed after described lean solution absorbing carbon dioxide, the liquid outlet of described hypergravity absorption machine is successively through rich solution surge tank, flash tank is communicated with Analytic Tower, the gas vent of described Analytic Tower is communicated with lean solution surge tank with gas-liquid separator respectively with liquid outlet, the liquid outlet of described lean solution surge tank is communicated with the liquid inlet of described hypergravity absorption machine.
2. the device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform according to claim 1, is characterized in that described hypergravity machine is at least selected from RPB, deflector type, helical duct, fixed a rotor, rotating compact disc hypergravity whirligig.
3. the device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform according to claim 1, is characterized in that the gas access of described hypergravity machine and the Relative distribution position of liquid inlet can make reverse in the high carbonated gases at high pressure of input hypergravity machine and the decarbonizing liquid lean solution super gravity field in hypergravity machine contact.
4. the device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform according to claim 1, it is characterized in that described skid integrated system also comprises the coupling assembling circulated between each construction unit of the described skid integrated system of composition in order to auxiliary liquid and/or gas, described coupling assembling comprises pump and/or valve.
5. the device being applicable to the skid-mounted type absorbing carbon dioxide gas of ocean platform according to claim 1, is characterized in that the liquid outlet of described lean solution surge tank is connected through lean pump with the liquid inlet of described hypergravity absorption machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520508738.9U CN204746030U (en) | 2015-07-14 | 2015-07-14 | Carbon dioxide gas's device is absorbed to sled dress formula suitable for platform |
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| CN201520508738.9U CN204746030U (en) | 2015-07-14 | 2015-07-14 | Carbon dioxide gas's device is absorbed to sled dress formula suitable for platform |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688605A (en) * | 2016-04-15 | 2016-06-22 | 北京化工大学 | Method and system for removing carbon dioxide and hydrogen sulfide in biogas by pressure washing of high-speed multi-stage rotary beds |
| CN106334412A (en) * | 2015-07-14 | 2017-01-18 | 北京化工大学苏州（相城）研究院 | Skid-mounted carbon dioxide gas absorption method and apparatus applicable to offshore platform |
| CN107189833A (en) * | 2017-06-27 | 2017-09-22 | 中海石油气电集团有限责任公司 | A kind of natural gas depickling processing system and method |
| CN107569973A (en) * | 2016-07-05 | 2018-01-12 | 北京化工大学苏州（相城）研究院 | The absorption processing method and system of VOC organic exhaust gas |
| CN107596903A (en) * | 2017-04-14 | 2018-01-19 | 蒋本基 | Method for capturing carbon dioxide in flue gas by using supergravity carbonating device |
| CN108744894A (en) * | 2018-05-07 | 2018-11-06 | 江苏科技大学 | For confined space carbon dioxide absorption purifier and method |
| CN112362613A (en) * | 2020-10-22 | 2021-02-12 | 中国科学院南海海洋研究所 | Low-power-consumption small-volume long-term-duty deep-sea trace gas in-situ measuring instrument |
-
2015
- 2015-07-14 CN CN201520508738.9U patent/CN204746030U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334412A (en) * | 2015-07-14 | 2017-01-18 | 北京化工大学苏州（相城）研究院 | Skid-mounted carbon dioxide gas absorption method and apparatus applicable to offshore platform |
| CN105688605A (en) * | 2016-04-15 | 2016-06-22 | 北京化工大学 | Method and system for removing carbon dioxide and hydrogen sulfide in biogas by pressure washing of high-speed multi-stage rotary beds |
| CN107569973A (en) * | 2016-07-05 | 2018-01-12 | 北京化工大学苏州（相城）研究院 | The absorption processing method and system of VOC organic exhaust gas |
| CN107596903A (en) * | 2017-04-14 | 2018-01-19 | 蒋本基 | Method for capturing carbon dioxide in flue gas by using supergravity carbonating device |
| CN107189833A (en) * | 2017-06-27 | 2017-09-22 | 中海石油气电集团有限责任公司 | A kind of natural gas depickling processing system and method |
| CN108744894A (en) * | 2018-05-07 | 2018-11-06 | 江苏科技大学 | For confined space carbon dioxide absorption purifier and method |
| CN112362613A (en) * | 2020-10-22 | 2021-02-12 | 中国科学院南海海洋研究所 | Low-power-consumption small-volume long-term-duty deep-sea trace gas in-situ measuring instrument |
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Address after: 215000 No. 3688, Chengyang Road, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: SUZHOU (XIANGCHENG) Research Institute BUCT Patentee after: SUZHOU HIGEE ENVIRONMENT & ENERGY TECHNOLOGY Co.,Ltd. Patentee after: Suzhou Zhongmai New Energy Technology Co.,Ltd. Address before: 215000 No. 3688, Fengyang Road, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU (XIANGCHENG) Research Institute BUCT Patentee before: SUZHOU HIGEE ENVIRONMENT & ENERGY TECHNOLOGY Co.,Ltd. Patentee before: SUZHOU MOEWE ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |