CN111672261A - CO (carbon monoxide)2Device and method for condensation and impurity removal of production tail gas - Google Patents
CO (carbon monoxide)2Device and method for condensation and impurity removal of production tail gas Download PDFInfo
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- CN111672261A CN111672261A CN202010422464.7A CN202010422464A CN111672261A CN 111672261 A CN111672261 A CN 111672261A CN 202010422464 A CN202010422464 A CN 202010422464A CN 111672261 A CN111672261 A CN 111672261A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/006—Thermometers specially adapted for specific purposes for cryogenic purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/22—Carbon dioxide
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Abstract
The invention relates to the technical field of CO2 tail gas condensation impurity removal, in particular to a device and a method for condensation impurity removal of tail gas produced by CO2, wherein the device comprises a fixed seat, a condensation mechanism, an adsorption impurity removal mechanism and a plate heat exchanger, the top surface of the fixed seat is connected with the condensation mechanism, the left side of the condensation mechanism is connected with an air inlet pipe, the top surface of the condensation mechanism is connected with the adsorption impurity removal mechanism through a first exhaust pipe, the top surface of the adsorption impurity removal mechanism is connected with the plate heat exchanger through a second exhaust pipe, and the plate heat exchanger is connected with the condensation mechanism through an air return; the invention effectively reduces the refrigerating capacity of the compressor by recycling the cold energy in the clean gas, thereby reducing the power consumption and further reducing the energy consumed by the condensed gas.
Description
Technical Field
The invention relates to the technical field of CO2 tail gas condensation impurity removal, in particular to a device and a method for condensation impurity removal of tail gas produced by CO 2.
Background
In recent years, the content of carbon dioxide in the atmosphere is increasing, most of the carbon dioxide is generated after fuel is combusted, the greenhouse effect is aggravated, and meanwhile, resource waste is caused. For carbon dioxide, effective recycling technology can be adopted to treat the carbon dioxide, the carbon dioxide is applied to industrial production again, and a plurality of fields such as agriculture, light industry and the like, waste is changed into valuable, the resource utilization efficiency is improved, and the energy-saving and consumption-reducing concepts are completely implemented. In the prior art, a plurality of devices and methods for recovering and utilizing carbon dioxide are provided, but some problems exist in practical application, which are mainly shown in the following: some devices with high recycling efficiency have the problem of large energy consumption, and other devices with less energy consumption have the problem of low recycling efficiency, so that a device and a method for condensing and removing impurities from tail gas produced by CO2 are provided to solve the defects in the prior art.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device and a method for condensing and removing impurities from tail gas generated in CO2 production, and the device not only can reduce the energy consumption of the device, but also can further improve the recycling efficiency of carbon dioxide.
The technical scheme of the invention is as follows:
the utility model provides a device of CO2 production tail gas condensation edulcoration which characterized in that: it includes fixing base, condensation mechanism, adsorbs edulcoration mechanism and plate heat exchanger, the top surface of fixing base is connected with condensation mechanism, condensation mechanism's left side is connected with the intake pipe, condensation mechanism's top surface is connected with through first blast pipe and adsorbs edulcoration mechanism, the top surface that adsorbs edulcoration mechanism is connected with plate heat exchanger through the second blast pipe, plate heat exchanger passes through the muffler and is connected with condensation mechanism.
Further, condensation mechanism includes condenser box, finned tube air cooling condenser and compressor, the top surface fixed mounting of fixing base has the condenser box, the interior upper portion fixed mounting of condenser box has finned tube air cooling condenser, the left side outer wall of condenser box just has the compressor to finned tube air cooling condenser fixed mounting, the compressor passes through the pipeline and is connected with finned tube air cooling condenser, the welding of the left surface bottom of condenser box has intake pipe and condenser box intercommunication, the top surface of condenser box is provided with first gas outlet, the right surface bottom fixed mounting of condenser box has the condensate drain pipe.
Further, the right side inner wall fixed mounting of condensing box has temperature sensor, the left side outer wall fixed mounting of condensing box has the controller, temperature sensor and controller electric connection, controller and compressor electric connection.
Further, adsorb edulcoration mechanism and filter cotton layer including filtering adsorption box, first active carbon filter layer, second active carbon filter layer, first filtration cotton layer and second, the right side outside wall of condensing box has the filtration adsorption box through first support column welding, it is located the upper right side of condensing box to filter the adsorption box, the top surface of condensing box is connected with first exhaust pipe through first gas outlet, the other end and the filtration adsorption box of first exhaust pipe are connected, first active carbon filter layer and second active carbon filter layer are installed in proper order to the interior middle part of filtering the adsorption box, first filtration cotton layer and second filtration cotton layer are installed in proper order to the interior upper portion of filtering the adsorption box, the top surface of filtering the adsorption box is provided with the second gas outlet.
Further, the right side outer wall welding of first support column has the second support column, the top surface fixed mounting of second support column has plate heat exchanger, plate heat exchanger's left surface lower extreme is connected with the air inlet, plate heat exchanger's left surface upper end is connected with the return air mouth, both ends all are connected with the third gas outlet about plate heat exchanger's the right surface, it is connected with the second blast pipe through the second gas outlet to filter the adsorption box, the other end and the air inlet of second blast pipe are connected, the return air mouth is connected with the muffler, the other end and the finned tube air cooling condenser top surface pipe connection of muffler.
Further, the method for condensing and removing impurities from the tail gas generated in the CO2 production comprises the following steps:
a1, introducing CO2 gas into a condenser box through a gas inlet pipe, cooling the gas through a finned-tube air-cooled condenser, so that part of the gas is condensed into liquid drops but is not solidified into solid, and flows out from a bottom condensate liquid outlet pipe to pre-cool the CO2 before the production process;
a2, allowing impurity gas to enter the filtering and adsorbing box body through the first exhaust pipe, and allowing the impurity gas to sequentially pass through the first active carbon filtering layer, the second active carbon filtering layer, the first filtering cotton layer and the second filtering cotton layer, so that impurities in the impurity gas are effectively adsorbed;
a3, adsorbing impurity gas to form clean gas, entering the plate heat exchanger through a second exhaust pipe, and making cold energy in the clean gas flow back to the finned tube air-cooled condenser through a gas return pipe through the plate heat exchanger, so that the cold energy is recycled, and cooling the medium gas again;
a4, after heat exchange by the plate heat exchanger, the clean gas is discharged through a third gas outlet.
Further, the temperature inside the condensing box in the A1 is-10-10 ℃.
The invention has the beneficial effects that: the invention effectively reduces the refrigerating capacity of the compressor by recycling the cold energy in the clean gas, thereby reducing the power consumption and further reducing the energy consumed by the condensed gas; in addition, the temperature sensor is arranged in the condensing mechanism, the temperature sensor can effectively and accurately measure the temperature in the condensing mechanism, the temperature reaches an accurate value, effective gas can be condensed into liquid drops to the maximum extent, the refrigerating capacity of the compressor is controlled through the controller, energy consumption is further reduced, the effective gas in CO2 gas is fully condensed into liquid drops, and the recycling efficiency of carbon dioxide is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a fixed seat; 2. a condensing mechanism; 3. an adsorption impurity removal mechanism; 4. a plate heat exchanger; 5. an air inlet pipe; 6. a first exhaust pipe; 7. a second exhaust pipe; 8. an air return pipe; 9. a condenser tank; 10. a finned tube air-cooled condenser; 11. a compressor; 12. A first air outlet; 13. a condensate liquid outlet pipe; 14. a temperature sensor; 15. a controller; 16. a filtering adsorption box body; 17. A first activated carbon filter layer; 18. a second activated carbon filter layer; 19. a first filter cotton layer; 20. a second filter cotton layer; 21. A first support column; 22. a second air outlet; 23. a second support column; 24. an air inlet; 25. an air return port; 26. and a third air outlet.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in figure 1, a device of CO2 production tail gas condensation edulcoration, it includes fixing base 1, condensation mechanism 2, adsorbs edulcoration mechanism 3 and plate heat exchanger 4, the top surface of fixing base 1 is connected with condensation mechanism 2, the left side of condensation mechanism 2 is connected with intake pipe 5, the top surface of condensation mechanism 2 is connected with through first blast pipe 6 and adsorbs edulcoration mechanism 3, the top surface of adsorbing edulcoration mechanism 3 is connected with plate heat exchanger 4 through second blast pipe 7, plate heat exchanger 4 is connected with condensation mechanism 2 through muffler 8.
By adopting the technical scheme: the refrigeration capacity of the compressor 11 is effectively reduced by recycling the refrigeration capacity in the clean gas, so that the power consumption is reduced, and meanwhile, the energy consumed by the condensed gas is further reduced; in addition, the temperature sensor 14 is arranged in the condensing mechanism 2, the temperature sensor 14 can effectively and accurately measure the temperature in the condensing mechanism, the effective gas can be condensed into liquid drops to the maximum extent when the temperature reaches an accurate value, and the refrigerating capacity of the compressor 11 is controlled by the controller 15, so that the energy consumption is further reduced, the effective gas in the CO2 gas is fully condensed into liquid drops, and the recycling efficiency of the carbon dioxide is improved.
Condensation mechanism 2 includes condensing box 9, finned tube air cooling condenser 10 and compressor 11, the top surface fixed mounting of fixing base 1 has condensing box 9, the interior upper portion fixed mounting of condensing box 9 has finned tube air cooling condenser 10, the left side outer wall of condensing box 9 just has compressor 11 to finned tube air cooling condenser 10 fixed mounting, compressor 11 passes through the pipeline and is connected with finned tube air cooling condenser 10, the welding of the left surface bottom of condensing box 9 has intake pipe 5 and 9 intercommunications of condensing box, the top surface of condensing box 9 is provided with first gas outlet 12, the right side bottom fixed mounting of condensing box 9 has condensate drain pipe 13.
By adopting the technical scheme: the finned tube air-cooled condenser 10 cools the gas in the condenser box 9 and precools the gas before the CO2 production process.
The utility model discloses a condenser box 9, including condenser box 9, left side panel inner wall fixed mounting has temperature sensor 14, condenser box 9's left side panel outer wall fixed mounting has controller 15, temperature sensor 14 and controller 15 electric connection, controller 15 and compressor 11 electric connection.
By adopting the technical scheme: the temperature value set on the controller 15 is 0 ℃, the temperature sensor 14 accurately measures the temperature inside the condenser box 9, if the temperature is lower than or higher than 0 ℃, the temperature sensor transmits a signal to the controller 15, and after comparison, the identification module inside the controller 15 can control the refrigeration temperature in the work through the compressor 11, so that the temperature inside the condenser box 9 is ensured to reach 0 ℃.
Adsorption impurity removal mechanism 3 filters cotton layer 20 including filtering adsorption box 16, first active carbon filter layer 17, second active carbon filter layer 18, first filtration cotton layer 19 and second, the right side outside wall of condensing box 9 has filtration adsorption box 16 through the welding of first support column 21, it is located the upper right side of condensing box 9 to filter adsorption box 16, the top surface of condensing box 9 is connected with first exhaust pipe 6 through first gas outlet 12, the other end of first exhaust pipe 6 is connected with filtration adsorption box 16, the interior middle part of filtering adsorption box 16 installs first active carbon filter layer 17 and second active carbon filter layer 18 in proper order, the interior upper portion of filtering adsorption box 16 installs first filtration cotton layer 19 and second filtration cotton layer 20 in proper order, the top surface of filtering adsorption box 16 is provided with second gas outlet 22.
By adopting the technical scheme: the impurities in the impurity gas are absorbed to the maximum extent so as to improve the cleanness degree of the exhausted clean gas.
The utility model discloses a filter adsorption box, including first support column 21, second support column 23, the top surface fixed mounting of second support column 23 has plate heat exchanger 4, plate heat exchanger 4's left surface lower extreme is connected with air inlet 24, plate heat exchanger 4's left surface upper end is connected with return air port 25, both ends all are connected with third gas outlet 26 about plate heat exchanger 4's the right side, filter adsorption box 16 is connected with second blast pipe 7 through second gas outlet 22, second blast pipe 7's the other end and air inlet 24 are connected, return air port 25 is connected with muffler 8, muffler 8's the other end and the 10 top surface tube coupling of finned tube air cooled condenser.
By adopting the technical scheme: after heat exchange, the cold energy in the clean gas can be recycled, so that the refrigerating capacity of the compressor 11 is effectively reduced, and the power consumption is further reduced.
The method for condensing and removing impurities from the tail gas generated in CO2 production comprises the following steps:
a1, introducing CO2 gas into a condensing box 9 through an air inlet pipe 5, cooling the gas through a finned-tube air-cooled condenser 10, so that part of the gas is condensed into liquid drops but is not solidified into solid, and flows out of a condensate liquid outlet pipe 13 at the bottom to pre-cool the CO2 before the production process;
a2, allowing impurity gas to enter the filtering and adsorbing box 16 through the first exhaust pipe 6, and allowing the impurity gas to sequentially pass through the first activated carbon filtering layer 17, the second activated carbon filtering layer 18, the first filtering cotton layer 19 and the second filtering cotton layer 20, so that impurities in the impurity gas are effectively adsorbed;
a3, adsorbing the impurity gas to form clean gas, entering the plate heat exchanger 4 through the second exhaust pipe 7, and making the cold energy in the clean gas flow back to the finned tube air-cooled condenser 10 through the air return pipe 8 through the plate heat exchanger 4 to make the cold energy recycled and cool the medium gas again;
a4, after heat exchange by the plate heat exchanger 4, the clean gas is discharged through the third gas outlet 26.
The temperature inside the condensation tank 9 in said a1 was 0 ℃.
The foregoing embodiments and description have been presented only to illustrate the principles and preferred embodiments of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as hereinafter claimed.
Claims (7)
1. The utility model provides a device of CO2 production tail gas condensation edulcoration which characterized in that: it includes fixing base, condensation mechanism, adsorbs edulcoration mechanism and plate heat exchanger, the top surface of fixing base is connected with condensation mechanism, condensation mechanism's left side is connected with the intake pipe, condensation mechanism's top surface is connected with through first blast pipe and adsorbs edulcoration mechanism, the top surface that adsorbs edulcoration mechanism is connected with plate heat exchanger through the second blast pipe, plate heat exchanger passes through the muffler and is connected with condensation mechanism.
2. The device for condensing and removing impurities in tail gas generated in CO2 production according to claim 1, wherein the device comprises: condensation mechanism includes condensing box, finned tube air cooling condenser and compressor, the top surface fixed mounting of fixing base has the condensing box, the interior upper portion fixed mounting of condensing box has finned tube air cooling condenser, the left side outer wall of condensing box just has the compressor to finned tube air cooling condenser fixed mounting, the compressor passes through the pipeline and is connected with finned tube air cooling condenser, the welding of the left surface bottom of condensing box has intake pipe and condensing box intercommunication, the top surface of condensing box is provided with first gas outlet, the right side bottom fixed mounting of condensing box has the condensate drain pipe.
3. The device for condensing and removing impurities in tail gas generated in CO2 production according to claim 2, wherein the device comprises: the utility model discloses a condenser box, including condenser box, left side panel, controller, temperature sensor, controller and compressor electric connection, the right side panel inner wall fixed mounting of condenser box has temperature sensor, the left side panel outer wall fixed mounting of condenser box has the controller, temperature sensor and controller electric connection, controller and compressor electric connection.
4. The device for condensing and removing impurities in tail gas generated in CO2 production according to claim 3, wherein the device comprises: adsorb edulcoration mechanism and filter the cotton layer including filtering adsorption box, first active carbon filter layer, second active carbon filter layer, first filtration cotton layer and second, the right side surface outer wall of condensing box has the filtration adsorption box through first support column welding, it is located the upper right side of condensing box to filter the adsorption box, the top surface of condensing box is connected with first exhaust pipe through first gas outlet, the other end of first exhaust pipe is connected with the filtration adsorption box, first active carbon filter layer and second active carbon filter layer are installed in proper order to the interior middle part of filtering the adsorption box, first filtration cotton layer and second filtration cotton layer are installed in proper order to the interior upper portion of filtering the adsorption box, the top surface of filtering the adsorption box is provided with the second gas outlet.
5. The device for condensing and removing impurities in tail gas generated in CO2 production according to claim 4, wherein the device comprises: the utility model discloses a filter adsorption box, including first support column, second support column, plate heat exchanger, filter adsorption box body, first gas outlet, second gas outlet, the right flank outer wall welding of first support column has the second support column, the top surface fixed mounting of second support column has plate heat exchanger, plate heat exchanger's left surface lower extreme is connected with the air inlet, plate heat exchanger's left surface upper end is connected with the return-air mouth, both ends all are connected with the third gas outlet about plate heat exchanger's the right surface, it is connected with the second blast pipe through the second gas outlet to filter the adsorption box body, the other end and the air inlet of second blast pipe are connected, the return-.
6. A method for condensing and removing impurities from tail gas generated in CO2 production comprises the following steps:
a1, introducing CO2 gas into a condenser box through a gas inlet pipe, cooling the gas through a finned-tube air-cooled condenser, so that part of the gas is condensed into liquid drops but is not solidified into solid, and flows out from a bottom condensate liquid outlet pipe to pre-cool the CO2 before the production process;
a2, allowing impurity gas to enter the filtering and adsorbing box body through the first exhaust pipe, and allowing the impurity gas to sequentially pass through the first active carbon filtering layer, the second active carbon filtering layer, the first filtering cotton layer and the second filtering cotton layer, so that impurities in the impurity gas are effectively adsorbed;
a3, adsorbing impurity gas to form clean gas, entering the plate heat exchanger through a second exhaust pipe, and making cold energy in the clean gas flow back to the finned tube air-cooled condenser through a gas return pipe through the plate heat exchanger, so that the cold energy is recycled, and cooling the medium gas again;
a4, after heat exchange by the plate heat exchanger, the clean gas is discharged through a third gas outlet.
7. The method for condensing and removing impurities from the tail gas generated in CO2 production according to claim 6, wherein the method comprises the following steps: the temperature in the condensing box in the A1 is-10-10 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422464.7A CN111672261A (en) | 2020-05-19 | 2020-05-19 | CO (carbon monoxide)2Device and method for condensation and impurity removal of production tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422464.7A CN111672261A (en) | 2020-05-19 | 2020-05-19 | CO (carbon monoxide)2Device and method for condensation and impurity removal of production tail gas |
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| CN202010422464.7A Pending CN111672261A (en) | 2020-05-19 | 2020-05-19 | CO (carbon monoxide)2Device and method for condensation and impurity removal of production tail gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082934A (en) * | 2021-04-06 | 2021-07-09 | 漯河医学高等专科学校 | Bioreactor's tail gas condensing equipment |
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Application publication date: 20200918 |