CN110025981A - A kind of supercritical system extracted based on carbon dioxide - Google Patents
A kind of supercritical system extracted based on carbon dioxide Download PDFInfo
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- CN110025981A CN110025981A CN201910295357.XA CN201910295357A CN110025981A CN 110025981 A CN110025981 A CN 110025981A CN 201910295357 A CN201910295357 A CN 201910295357A CN 110025981 A CN110025981 A CN 110025981A
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- Prior art keywords
- storage tank
- inlet
- liquid outlet
- mixer
- alcohol
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- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 43
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000000605 extraction Methods 0.000 claims abstract description 10
- 238000005057 refrigeration Methods 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0484—Controlling means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The present invention relates to a kind of supercritical systems extracted based on carbon dioxide, it is characterised in that: including braced frame, storage tank, refrigeration mechanism, injecting mechanism, extractor and separating mechanism；The injecting mechanism, extractor and separating mechanism are respectively provided on the support frame；The system used in the present invention needs to carry out equipment various parts flow, pressure, temperature and adjusts and repair, system structure of the invention is not provided with protective plate, is conducive to maintenance and maintenance in extraction and separation experimentation；Furthermore reach ideal effect of extracting in supercritical carbon dioxide and the more uniform of extraction alcohol mixing.
Description
Technical field
The present invention relates to supercritical extract field more particularly to a kind of overcritical systems extracted based on carbon dioxide
System.
Background technique
Overcritical is supercritical fluid, is a kind of not only on-gaseous but also non-liquid states of matter between gas-liquid, this object
Matter can only could exist in its temperature and pressure postcritical.The density of supercritical fluid is larger, similar with liquid, and it
Viscosity be relatively close to gas again.Therefore supercritical fluid is a kind of very ideal extractant.
Existing situation explanation, in chemical industry extraction and separation experiment, overcritical equipment is most common equipment, chemical industry extraction
During separating experiment, needs to carry out equipment various parts flow, pressure, temperature and adjust and repair, the knot equipped with protective plate
Structure is unfavorable for safeguarding and overhaul, and furthermore uneven when supercritical carbon dioxide and extraction alcohol mixing, effect of extracting is not
It is ideal.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of supercritical systems extracted based on carbon dioxide, can
It solves the general supercritical system structure equipped with protective plate to be unfavorable for safeguarding and overhaul, and in supercritical carbon dioxide and extraction
It is uneven when taking alcohol to mix, the undesirable problem of effect of extracting.
In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of super faced based on what carbon dioxide was extracted
Boundary's system, innovative point are: including braced frame, storage tank, refrigeration mechanism, injecting mechanism, extractor and separating mechanism；Institute
Injecting mechanism, extractor and separating mechanism is stated to be respectively provided on the support frame；
The braced frame is the frame-like structures that angle steel is built, and a side of braced frame is arranged in refrigeration mechanism；It is described to deposit
Storage tank is arranged in refrigeration mechanism, and storage tank includes CO2Storage tank and alcohol storage tank；The CO2Storage tank and alcohol storage tank
Inside it is respectively arranged with CO2And alcohol；
The injecting mechanism includes CO2Plunger pump, clarifier, mixer, circulating pump and driving motor；The CO2Plunger pump by
The driving of driving motor and CO2The input terminal of plunger pump is connected to CO2On storage tank, CO2The output end of plunger pump is connected to purification
On device；By placed in series between the mixer and clarifier, the mixer can be heated by a heater box, described
Alcohol storage tank pumps alcohol into mixer by alcohol plunger pump, and mixer realizes CO2With the mixing of alcohol, the mixing
The output end of device is connected on the input terminal of extractor；The circulating pump setting is in parallel on the mixer；
The separating mechanism includes level-one separating still and the second-order separation kettle；The level-one separating still and the second-order separation kettle parallel connection are set
It sets, the input terminal of the level-one separating still is connected on the output end of extractor, the level-one separating still and the second-order separation kettle
It is provided with extraction discharge port on bottom end, the top of the level-one separating still and the second-order separation kettle is respectively arranged with and CO2It deposits
The reflux line that storage tank is connected with alcohol storage tank.
Further, the input terminal of the level-one separating still and the second-order separation kettle is provided with pressure monitoring table.
Further, the mixer includes a hybrid agent, and the hybrid agent is in cylindrical shape, on the hybrid agent
End has a v-shaped openings A, and lower end has a v-shaped openings B, and the center line of be open A and the B that is open are mutually perpendicular to, and are being open
Tool is followed successively by inlet A, inlet B, inlet C and feed liquor there are four simultaneously column distribution inlet from front to back on the center line of A
Mouthful D, on the center line of opening B tool there are four and column distribution liquid outlet, be followed successively by from left to right liquid outlet A, liquid outlet B,
Liquid outlet C and liquid outlet D, the inlet A are connected with liquid outlet C, and inlet B is connected with liquid outlet A, inlet C with
Liquid outlet B is connected, and inlet D is connected with liquid outlet D.
The present invention has the advantages that
1) in the present invention system that uses in extraction and separation experimentation, need to carry out equipment various parts flow, pressure,
Temperature is adjusted and maintenance, system structure of the invention are not provided with protective plate, is conducive to maintenance and maintenance；Furthermore in overcritical dioxy
Change carbon and extract the more uniform of alcohol mixing and reaches ideal effect of extracting.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a kind of supercritical system structure chart extracted based on carbon dioxide of the invention.
Fig. 2 is a kind of mixer structure figure of supercritical system structure extracted based on carbon dioxide of the invention.
Specific embodiment
The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this
It is bright to be limited among the embodiment described range.
Such as a kind of Fig. 1 supercritical system extracted based on carbon dioxide shown in Fig. 2, including braced frame 1, storage
Tank 2, refrigeration mechanism 3, injecting mechanism 4, extractor 5 and separating mechanism 6；The injecting mechanism 4, extractor 5 and separating mechanism 6 are equal
It is arranged in braced frame 1.
Braced frame 1 is the frame-like structures that angle steel is built, and a side of braced frame 1 is arranged in refrigeration mechanism 3；It is described
Storage tank 2 is arranged in refrigeration mechanism 3, and storage tank 2 includes CO2Storage tank and alcohol storage tank；The CO2Storage tank and alcohol
CO is respectively arranged in storage tank2And alcohol.
Injecting mechanism 4 includes CO2Plunger pump 41, clarifier 42, mixer 43, circulating pump 44 and driving motor 45；It is described
CO2Driving and CO of the plunger pump 41 by driving motor 452The input terminal of plunger pump 41 is connected to CO2On storage tank, CO2Plunger pump
41 output end is connected on clarifier 42；Pass through placed in series, the mixer between the mixer 43 and clarifier 42
43 can be heated by a heater box 46, and the alcohol storage tank pumps alcohol into mixer 43 by alcohol plunger pump,
Mixer 43 realizes CO2It is connected on the input terminal of extractor 5 with the output end of the mixing of alcohol, the mixer 43；It is described
The setting of circulating pump 44 is connected in parallel on mixer 43.
Separating mechanism 6 includes level-one separating still 61 and the second-order separation kettle 62；The level-one separating still 61 and the second-order separation kettle
62 are arranged in parallel, and the input terminal of the level-one separating still 61 is connected on the output end of extractor 5,61 He of level-one separating still
It is provided with extraction discharge port on the bottom end of the second-order separation kettle 62, the top of the level-one separating still 61 and the second-order separation kettle 62 is equal
It is respectively arranged with and CO2The reflux line that storage tank is connected with alcohol storage tank.
The input terminal of level-one separating still 61 and the second-order separation kettle 62 is provided with pressure monitoring table.
Mixer 43 includes a hybrid agent 431, and the hybrid agent is in cylindrical shape, 431 upper end of hybrid agent tool
There is a v-shaped openings A432, lower end has a v-shaped openings B433, and the center line for the A432 and B433 that is open that is open mutually hangs down
Directly, tool is followed successively by inlet A4321, feed liquor there are four simultaneously column distribution inlet from front to back on the center line of opening A432
Mouth B4322, inlet C4323 and inlet D4324, there are four the liquid out of simultaneously column distribution for tool on the center line of opening B433
Mouthful, it is followed successively by liquid outlet A4331, liquid outlet B4332, liquid outlet C4333 and liquid outlet D4334, the inlet from left to right
A4321 is connected with liquid outlet C4333, and inlet B4322 is connected with liquid outlet A4331, inlet C4323 and liquid outlet
B4332 is connected, and inlet D4324 is connected with liquid outlet D4334.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation
It is merely illustrated the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also has
Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
It is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of supercritical system extracted based on carbon dioxide, it is characterised in that: including braced frame, storage tank, system
Cold structure, injecting mechanism, extractor and separating mechanism；The injecting mechanism, extractor and separating mechanism are arranged at support frame
On frame；
The braced frame is the frame-like structures that angle steel is built, and a side of braced frame is arranged in refrigeration mechanism；It is described to deposit
Storage tank is arranged in refrigeration mechanism, and storage tank includes CO2Storage tank and alcohol storage tank；The CO2Storage tank and alcohol storage tank
Inside it is respectively arranged with CO2And alcohol；
The injecting mechanism includes CO2Plunger pump, clarifier, mixer, circulating pump and driving motor；The CO2Plunger pump is by driving
Move the driving of motor and CO2The input terminal of plunger pump is connected to CO2On storage tank, CO2The output end of plunger pump is connected to clarifier
On；By placed in series between the mixer and clarifier, the mixer can be heated by a heater box, the wine
Smart storage tank pumps alcohol into mixer by alcohol plunger pump, and mixer realizes CO2With the mixing of alcohol, the mixer
Output end be connected on the input terminal of extractor；The circulating pump setting is in parallel on the mixer；
The separating mechanism includes level-one separating still and the second-order separation kettle；The level-one separating still and the second-order separation kettle parallel connection are set
It sets, the input terminal of the level-one separating still is connected on the output end of extractor, the level-one separating still and the second-order separation kettle
It is provided with extraction discharge port on bottom end, the top of the level-one separating still and the second-order separation kettle is respectively arranged with and CO2It deposits
The reflux line that storage tank is connected with alcohol storage tank.
2. a kind of supercritical system extracted based on carbon dioxide according to claim 1, it is characterised in that: described
The input terminal of level-one separating still and the second-order separation kettle is provided with pressure monitoring table.
3. a kind of supercritical system extracted based on carbon dioxide according to claim 1, it is characterised in that: described
Mixer includes a hybrid agent, and the hybrid agent is in cylindrical shape, which has a v-shaped openings A, under
End has a v-shaped openings B, and the center line of be open A and the B that is open are mutually perpendicular to, and there are four simultaneously for tool on the center line of opening A
Column distribution inlet is followed successively by inlet A, inlet B, inlet C and inlet D from front to back, on the center line of opening B
Tool there are four and column distribution liquid outlet, be followed successively by liquid outlet A, liquid outlet B, liquid outlet C and liquid outlet D from left to right, it is described
Inlet A is connected with liquid outlet C, and inlet B is connected with liquid outlet A, and inlet C is connected with liquid outlet B, inlet D
It is connected with liquid outlet D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295357.XA CN110025981A (en) | 2019-04-12 | 2019-04-12 | A kind of supercritical system extracted based on carbon dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295357.XA CN110025981A (en) | 2019-04-12 | 2019-04-12 | A kind of supercritical system extracted based on carbon dioxide |
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| Publication Number | Publication Date |
|---|---|
| CN110025981A true CN110025981A (en) | 2019-07-19 |
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ID=67238265
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910295357.XA Pending CN110025981A (en) | 2019-04-12 | 2019-04-12 | A kind of supercritical system extracted based on carbon dioxide |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115640659A (en) * | 2022-12-08 | 2023-01-24 | 中国核动力研究设计院 | Design method of transcritical carbon dioxide centrifugal compressor |
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2019
- 2019-04-12 CN CN201910295357.XA patent/CN110025981A/en active Pending
Patent Citations (9)
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| CN105797608A (en) * | 2016-05-17 | 2016-07-27 | 南通大力锻压机床有限公司 | Static mixer |
| CN106010599A (en) * | 2016-08-04 | 2016-10-12 | 山东农业大学 | Low-consumption environment-friendly biochar production equipment |
| US20180056211A1 (en) * | 2016-08-23 | 2018-03-01 | Vitalis Extraction Technology Inc. | Superfluid extraction apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115640659B (en) * | 2022-12-08 | 2023-04-07 | 中国核动力研究设计院 | Design method of transcritical carbon dioxide centrifugal compressor |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190719 |
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| RJ01 | Rejection of invention patent application after publication |