CN209507597U - A kind of food-class liquid CO 2 purification-recovery system - Google Patents
A kind of food-class liquid CO 2 purification-recovery system Download PDFInfo
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- CN209507597U CN209507597U CN201821972476.1U CN201821972476U CN209507597U CN 209507597 U CN209507597 U CN 209507597U CN 201821972476 U CN201821972476 U CN 201821972476U CN 209507597 U CN209507597 U CN 209507597U
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Abstract
The utility model discloses a kind of food-class liquid CO 2 purification-recovery systems, including first grade desulfurizing tower, water flow tower, steam-water separator, hydrolyzation catalysis desulfurizing tower, hydrolyze cooling tower, first separator, two-grade desulfurizing tower, second separator, preprocessor, de- hydrocarbon device, drier, cooling condenser, gas-liquid separator, purifying column and motor, water flow tower is provided on the right side of the first grade desulfurizing tower, and steam-water separator is connected on the right side of water flow tower, and the bottom of steam-water separator is provided with hydrolyzation catalysis desulfurizing tower, purifying column is connected on the left of the gas-liquid separator.The food-class liquid CO 2 purification-recovery system is provided with shaft in two-grade desulfurizing tower, and is provided with support rod above shaft, and support rod is that bearing is connect with shaft, in the case where guaranteeing shaft stability, stirring rod rotation can be driven by shaft, accelerates the purification to unstripped gas.
Description
Technical field
The utility model relates to purifying carbon dioxide recovery technology field, specially a kind of food-class liquid CO 2 is net
Change recovery system.
Background technique
Food-class liquid CO 2 is relatively common in we live, and is applied in soda more, is to compare summer
Welcome drink, but food-class liquid CO 2 still has several drawbacks place during Recovery Purifying, such as right
When unstripped gas carries out fine de-sulfur processing, active carbon and unstripped gas cannot be made to come into full contact with absorption, and in active carbon replacement, behaviour
It is inconvenient to make, and affects the purification progress of liquid CO 2, and then causes to reduce the service efficiency of fine de-sulfur device, so
We have proposed a kind of food-class liquid CO 2 purification-recovery systems, in order to solve the problems, such as to propose among the above.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of food-class liquid CO 2 purification-recovery system
When the unstripped gas currently on the market that background technique proposes carries out fine de-sulfur processing, active carbon cannot be made to come into full contact with unstripped gas
Absorption, and in active carbon replacement, it is inconvenient for operation, the purification progress of liquid CO 2 is affected, and then cause to essence
The problem of service efficiency of desulfurizer reduces.
To achieve the above object, the utility model provides the following technical solutions: a kind of food-class liquid CO 2 purification
Recovery system, including first grade desulfurizing tower, water flow tower, steam-water separator, hydrolyzation catalysis desulfurizing tower, hydrolysis cooling tower, the first moisture
From device, two-grade desulfurizing tower, the second separator, preprocessor, de- hydrocarbon device, drier, cooling condenser, gas-liquid separator,
Purifying column and motor are provided with water flow tower on the right side of the first grade desulfurizing tower, and are connected with steam-water separator on the right side of water flow tower,
And the bottom of steam-water separator is provided with hydrolyzation catalysis desulfurizing tower, and it is cold that hydrolysis is connected on the left of the hydrolyzation catalysis desulfurizing tower
But tower, and hydrolyze and be provided with the first separator on the left of cooling tower, and it is de- to be provided with second level below the first separator
Sulphur tower is connected with the second separator below the two-grade desulfurizing tower, and is equipped with pretreatment on the right side of the second separator
Device, and de- hydrocarbon device is provided on the right side of preprocessor, cooling condenser, and drier are connected on the left of the drier
Lower section be connected with cooling condenser, and be provided with gas-liquid separator on the left of cooling condenser, the gas-liquid separator
Left side is connected with purifying column.
Preferably, the bottom of the two-grade desulfurizing tower is provided with air inlet, and the inner wall of two-grade desulfurizing tower is fixed with support
Bar, is equipped with motor at the top of the two-grade desulfurizing tower, and the front of two-grade desulfurizing tower is hinged with chamber door, and motor side
Two-grade desulfurizing top of tower surface is provided with gas outlet.
Preferably, the preprocessor is equipped with 2, and 2 preprocessors are connected in series.
Preferably, the output end of the motor is connected with shaft, and the outer surface of shaft is fitted with stirring rod, the stirring
Through-hole is offered on bar, and one end that stirring rod is bonded with shaft is welded with fixed block, and passes through between fixed block and shaft
Bolt is fixedly connected.
Preferably, one end that the stirring rod is bonded with shaft is openning shape, and the fixed block of end welding is in rectangle frame
Shape, and stirring rod is hollow structure, while through-hole thereon is 0.5mm.
Compared with prior art, the utility model has the beneficial effects that the food-class liquid CO 2 Recovery Purifying system
System,
(1) it is provided with shaft in two-grade desulfurizing tower, and is provided with support rod above shaft, and support rod is with shaft
Bearing connection can drive stirring rod rotation by shaft, accelerate to the net of unstripped gas in the case where guaranteeing shaft stability
Change；
(2) through-hole is offered on stirring rod, in this way when unstripped gas enters in two-grade desulfurizing tower, will not influence raw material
Catalysis between gas and active carbon is reacted, to ensure that the reaction efficiency of unstripped gas；
(3) one end that stirring rod is bonded with shaft is openning shape, and stirring rod constitutes detaching structure by bolt and shaft,
And then convenient for dismantling to stirring rod, the convenient replacement to active carbon in stirring improves the service efficiency of two-grade desulfurizing tower.
Detailed description of the invention
Fig. 1 is utility model works flow diagram；
Fig. 2 is the utility model two-grade desulfurizing tower schematic diagram of internal structure；
Fig. 3 is the utility model two-grade desulfurizing tower surface structure schematic diagram；
Fig. 4 connect left view structural representation with fixed block for the utility model shaft.
In figure: 1, first grade desulfurizing tower；2, water flow tower；3, steam-water separator；4, hydrolyzation catalysis desulfurizing tower；5, hydrolysis cooling
Tower；6, the first separator；7, two-grade desulfurizing tower；8, the second separator；9, preprocessor；10, hydrocarbon device is taken off；11, dry
Device；12, cooling condenser；13, gas-liquid separator；14, purifying column；15, air inlet；16, shaft；17, motor；18, support rod；
19, bolt；20, fixed block；21, through-hole；22, stirring rod；23, gas outlet；24, chamber door.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of food-class liquid CO 2 Recovery Purifying
System, including first grade desulfurizing tower 1, water flow tower 2, steam-water separator 3, hydrolyzation catalysis desulfurizing tower 4, hydrolysis cooling tower 5, the first moisture
From device 6, two-grade desulfurizing tower 7, the second separator 8, preprocessor 9, de- hydrocarbon device 10, drier 11, cooling condenser 12, gas
Liquid/gas separator 13, air inlet 15, shaft 16, motor 17, support rod 18, bolt 19, fixed block 20, through-hole 21, stirs purifying column 14
Bar 22, gas outlet 23 and chamber door 24 are mixed, the right side of first grade desulfurizing tower 1 is provided with water flow tower 2, and the right side of water flow tower 2 is connected with
Steam-water separator 3, and the bottom of steam-water separator 3 is provided with hydrolyzation catalysis desulfurizing tower 4, the left side of hydrolyzation catalysis desulfurizing tower 4
It is connected with hydrolysis cooling tower 5, and the left side for hydrolyzing cooling tower 5 is provided with the first separator 6, and the first separator 6
Lower section is provided with two-grade desulfurizing tower 7, and the lower section of two-grade desulfurizing tower 7 is connected with the second separator 8, and the second separator 8
Right side is equipped with preprocessor 9, and the right side of preprocessor 9 is provided with de- hydrocarbon device 10, and the left side of drier 11 is connected with
Cooling condenser 12, and the lower section of drier 11 is connected with cooling condenser 12, and the left side of cooling condenser 12 is provided with
Gas-liquid separator 13, the left side of gas-liquid separator 13 are connected with purifying column 14；
The bottom of two-grade desulfurizing tower 7 is provided with air inlet 15, and the inner wall of two-grade desulfurizing tower 7 is fixed with support rod 18, and two
The top of grade desulfurizing tower 7 is equipped with motor 17, and the front of two-grade desulfurizing tower 7 is hinged with chamber door 24, and 17 side of motor
7 top surface of two-grade desulfurizing tower is provided with gas outlet 23, facilitates the disengaging of unstripped gas, while can accelerate unstripped gas and active carbon
Extent of reaction；
Preprocessor 9 is equipped with 2, and 2 preprocessors 9 are connected in series, and more preferably can carry out purified treatment to unstripped gas,
Guarantee the clean-up effect of unstripped gas；
The output end of motor 17 is connected with shaft 16, and the outer surface of shaft 16 is fitted with stirring rod 22, on stirring rod 22
Through-hole 21 is offered, and one end that stirring rod 22 is bonded with shaft 16 is welded with fixed block 20, and fixed block 20 and shaft 16
Between be fixedly connected by bolt 19, convenient for the dismounting to stirring rod 22, consequently facilitating being replaced to active carbon, for the people that works
The operation of member offers convenience；
One end that stirring rod 22 is bonded with shaft 16 be openning shape, and the end welding 20 rectangular frame-shaped of fixed block, and
And stirring rod 22 is hollow structure, while through-hole 21 thereon is 0.5mm, and active carbon and unstripped gas can be made to come into full contact with instead
It answers, does not influence the purified treatment to unstripped gas.
Working principle: when using the food-class liquid CO 2 purification-recovery system, such as Fig. 1, first staff
Unstripped gas is delivered in first grade desulfurizing tower 1 by connecting tube, thick desulfurization process is carried out to unstripped gas, then flow of feed gas passes to
In water flow tower 2, steam-water separator can be flow to by removing water-solubility impurities, the unstripped gas by removal of impurities such as the methanol carried secretly in unstripped gas
In 3, after the moisture of removing unstripped gas entrainment, it is again introduced into first grade desulfurizing tower 1,2 first grade desulfurizing towers 1 are used in series, and
Gas upper entering and lower leaving, wherein desulfurizing agent is iron oxide, mainly removes a large amount of H2S, the gas after thick desulfurization enters original through pipeline
There is one section of entrance of carbon-dioxide gas compressor, is forced into 0.6Mpa, and be warming up to after 90 DEG C using compressor pressurization and start to carry out water
Solution catalysis, while saturated vapor is added, make gas humidification, into hydrolyzation catalysis desulfurizing tower 4, hydrolyst makes carbon dioxide
In organic sulfur COS be hydrolyzed into H2S, hydrolyst is to add active constituent using activated alumina as carrier, make organic sulfur
COS is hydrolyzed into inorganic sulfur H2S and removes, and subsequently into hydrolysis cooling tower 5, gas temperature is down to room temperature by 80 DEG C, then go essence
Desulphurization plant；
Carbon dioxide after hydrolysis enters two-grade desulfurizing tower 7 from air inlet 15, such as Fig. 2-4, then starts motor 17,
It drives shaft 16 to rotate by motor 17, then drives stirring rod 22 to rotate by shaft 16, because 22 memory of stirring rod is placed with active carbon,
And through-hole 21 is equidistantly offered on stirring rod 22, so passing through stirring rod when gas enters in two-grade desulfurizing tower 7
22 rotation can accelerate the adsorption reaction of active carbon and gas, and the gas after absorption is flowed out from gas outlet 23, if needed
Active carbon is replaced, chamber door 24 can be first opened, then dismantle bolt 19, to make fixed block 20 on stirring rod 22 and turn
Axis 16 separates, and takes out stirring rod 22 later, replaces to active carbon, very convenient；
Enter after condensed water of second separator 8 except deentrainment from unstripped gas out-of-bounds later and is entered in advance by pipeline
Device 9 is managed, the waste water being discharged from the second separator 8 is sent out out-of-bounds by waste pipe, and preprocessor 9 is equipped with 2,2
9 serial operation of preprocessor.
Pure oxygen and raw materials technology gaseous mixture enter original pretreatment system after compressor is pressurized to 2.84Mpa, from pre-
Gaseous mixture process feed gas and the oxygen that absorber comes out are managed with 2.84Mpa, temperature≤40 DEG C enter in de- hydrocarbon device 10, raw material
Gas after heat exchange heating, then carries out decompression processing in de- hydrocarbon device 10, flows out hydrocarbon content in de- 10 gas of hydrocarbon device and is down to
50ppm is carried out hereinafter, entering back into drier 11 after de- hydrocarbon reactor exit gas heat exchange through cooler and gas-liquid separator 13
It is dried, two dryings of drying system are alternately adsorbed and regenerative operation；
The unstripped gas come out out of drier 11 through pipeline send cooling condensation is carried out in cooling condenser 12 after enter gas-liquid
Separator 13 carries out gas-liquid separation, and cooling 12 tube side of condenser is liquefied ammonia sweat cooling, and gas phase is through 13 top of gas-liquid separator
Regeneration gas as drying system after heat exchanger heat exchange, and liquid phase then passes through and is sent after purified 14 feed pump of tower of pipeline pressurizes to mentioning
Pure tower 14, purifying column 14 are a rectifying column, send cooling cold after mixing from the gas return that tower item comes out with the unstripped gas after drying
Condenser 12 send to being stored in products C O2 storage tank from 14 tower reactor of purifying column to qualified CO2 product, is entirely to fill above
The course of work set, and the content being not described in detail in this specification belong to it is existing well known to professional and technical personnel in the field
Technology.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of food-class liquid CO 2 purification-recovery system, including first grade desulfurizing tower (1), water flow tower (2), steam-water separation
Device (3), hydrolyzation catalysis desulfurizing tower (4), hydrolysis cooling tower (5), the first separator (6), two-grade desulfurizing tower (7), the second moisture
From device (8), preprocessor (9), de- hydrocarbon device (10), drier (11), cooling condenser (12), gas-liquid separator (13), mention
Pure tower (14) and motor (17), it is characterised in that: be provided with water flow tower (2) on the right side of the first grade desulfurizing tower (1), and water flow tower
(2) it is connected on the right side of steam-water separator (3), and the bottom of steam-water separator (3) is provided with hydrolyzation catalysis desulfurizing tower (4),
It is connected with hydrolysis cooling tower (5) on the left of the hydrolyzation catalysis desulfurizing tower (4), and hydrolyzes and is provided with the on the left of cooling tower (5)
One separator (6), and two-grade desulfurizing tower (7) are provided with below the first separator (6), the two-grade desulfurizing tower (7)
Lower section be connected with the second separator (8), and preprocessor (9) are installed, and locate on the right side of the second separator (8) in advance
It is provided with de- hydrocarbon device (10) on the right side of reason device (9), is connected with cooling condenser (12) on the left of the drier (11), and is dry
It is connected with cooling condenser (12) below dry device (11), and is provided with gas-liquid separator on the left of cooling condenser (12)
(13), purifying column (14) are connected on the left of the gas-liquid separator (13).
2. a kind of food-class liquid CO 2 purification-recovery system according to claim 1, it is characterised in that: described two
The bottom of grade desulfurizing tower (7) is provided with air inlet (15), and the inner wall of two-grade desulfurizing tower (7) is fixed with support rod (18), described
It is equipped at the top of two-grade desulfurizing tower (7) motor (17), and the front of two-grade desulfurizing tower (7) is hinged with chamber door (24), and electricity
Two-grade desulfurizing tower (7) top surface of machine (17) side is provided with gas outlet (23).
3. a kind of food-class liquid CO 2 purification-recovery system according to claim 1, it is characterised in that: described pre-
Processor (9) is equipped with 2, and 2 preprocessors (9) are connected in series.
4. a kind of food-class liquid CO 2 purification-recovery system according to claim 1, it is characterised in that: the electricity
The output end of machine (17) is connected with shaft (16), and the outer surface of shaft (16) is fitted with stirring rod (22), the stirring rod
(22) it is offered on through-hole (21), and one end that stirring rod (22) is bonded with shaft (16) is welded with fixed block (20), and solid
Determine to be fixedly connected between block (20) and shaft (16) by bolt (19).
5. a kind of food-class liquid CO 2 purification-recovery system according to claim 4, it is characterised in that: described to stir
One end that bar (22) is bonded with shaft (16) is mixed as openning shape, and fixed block (20) rectangular frame-shaped of end welding, and stirred
Mixing bar (22) is hollow structure, while through-hole (21) thereon is 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821972476.1U CN209507597U (en) | 2018-11-28 | 2018-11-28 | A kind of food-class liquid CO 2 purification-recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821972476.1U CN209507597U (en) | 2018-11-28 | 2018-11-28 | A kind of food-class liquid CO 2 purification-recovery system |
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| CN209507597U true CN209507597U (en) | 2019-10-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702992A (en) * | 2021-12-31 | 2022-07-05 | 西安本清化学技术有限公司 | Separation and purification system and method for carbon dioxide-containing produced gas in oil field |
| CN115246644A (en) * | 2022-07-18 | 2022-10-28 | 江苏联海生物科技有限公司 | Process and system for generating food-grade carbon dioxide in fuel ethanol production |
-
2018
- 2018-11-28 CN CN201821972476.1U patent/CN209507597U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702992A (en) * | 2021-12-31 | 2022-07-05 | 西安本清化学技术有限公司 | Separation and purification system and method for carbon dioxide-containing produced gas in oil field |
| CN115246644A (en) * | 2022-07-18 | 2022-10-28 | 江苏联海生物科技有限公司 | Process and system for generating food-grade carbon dioxide in fuel ethanol production |
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