CN106865549A - A kind of carbon dioxide purifying device - Google Patents
A kind of carbon dioxide purifying device Download PDFInfo
- Publication number
- CN106865549A CN106865549A CN201710272971.5A CN201710272971A CN106865549A CN 106865549 A CN106865549 A CN 106865549A CN 201710272971 A CN201710272971 A CN 201710272971A CN 106865549 A CN106865549 A CN 106865549A
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- China
- Prior art keywords
- stripping tower
- rectifying column
- tank
- carbon dioxide
- tower section
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a kind of carbon dioxide purifying device, including skid tank, stripping tower section and rectifying column section, skid tank is provided with least two pieces dividing plates, skid tank is separated into separating still by dividing plate respectively, pans and return tank, heating coil is provided with separating still, stripping tower section is on separating still, rectifying column section is on pans, return tank is provided with condenser, the top of stripping tower section is provided with feed pipe, middle delivery pump is provided between stripping tower section and pans, reflux pump is provided between rectifying column section and return tank, the first gas phase pipe is provided between the top of stripping tower section and pans, the second gas phase pipe is provided between the top of rectifying column section and the top of condenser.Carbon dioxide purification effect of the present invention is good, and purification efficiency is high, and device height is low and compact, low cost of manufacture, convenient transport, installs simple, wide adaptability, remarkable in economical benefits.
Description
Technical field
The present invention relates to a kind of carbon dioxide purifying device.
Background technology
Liquid carbon dioxide tool has been widely used, and can be used for preserved food as a kind of refrigerant, can be used for artificial
Rainfall, while being also a kind of raw material of industry, can be used for soda ash processed, urea and carbonated drink etc., can be also used for cooling agent, welding,
Foundary industry, cold drink, extinguishing chemical, the manufacture of carbonate, insecticide etc..In the prior art, carbon dioxide is carried
Pure usual use rectifying mode obtains liquid and uses carbon dioxide product, common integrated distillation system, comprising reboiler or
Coil pipe, condenser, rectifying column section, condenser support is connected to tower section bottom in rectifying tower top, reboiler or coil pipe.Prior art
Defect：（1）Equipment is up to 15~20 meters, and transport is inconvenient, and cost of transportation is high；（2）Installation cost is high, it is necessary to set pylon or steel
Structure；（3）Carbon dioxide generator cannot complete assembling, it is necessary to in-site installation, pipe arrangement in factory, and quantities is big, for going out
Mouth or project place farther out, it is costly.
The content of the invention
Present invention aim at above-mentioned technical problem present in solution prior art, there is provided a kind of carbon dioxide purification dress
Put, refining effect is good, and purification efficiency is high, device height is low and compact, low cost of manufacture, convenient transport installs simple, adaptability
Extensively, remarkable in economical benefits.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of carbon dioxide purifying device, it is characterised in that：Including skid tank, stripping tower section and rectifying column section, skid tank is provided with
Skid tank is separated into separating still, pans and return tank, heating dish is provided with separating still by least two pieces dividing plates, dividing plate respectively
Pipe, on the separating still, on pans, return tank is provided with condenser to rectifying column section to stripping tower section, stripping tower section it is upper
Portion is provided with feed pipe, and middle delivery pump is provided between stripping tower section and pans, and backflow is provided between rectifying column section and return tank
Pump, is provided with the first gas phase pipe, between the top of rectifying column section and the top of condenser between the top of stripping tower section and pans
It is provided with the second gas phase pipe；The purification system refining effect is good, and purification efficiency is high, and device height is low and compact, low cost of manufacture, side
Just transport, install simple, wide adaptability, remarkable in economical benefits.
Further, middle conveying pumping intake piping and middle conveying pump discharge pipe are respectively equipped with middle delivery pump, it is middle defeated
One end of the bottom of one end connection pans of pumping intake piping, centre conveying pump discharge pipe is sent to connect the top of stripping tower section, liquid
After body carbon dioxide pressurizes through middle delivery pump, discharged by centre conveying pump discharge pipe, with the liquid titanium dioxide in feed pipe
Carbon enters in stripping tower section together.
Further, backflow pumping intake piping and backflow pump discharge pipe, the one end for the pumping intake piping that flows back are respectively equipped with reflux pump
The bottom of return tank is connected, the one end for the pump discharge pipe that flows back connects the top of rectifying column section, in rectifying column section, liquid titanium dioxide
After carbon pressurizes through reflux pump, by flowing back, pump discharge pipe is discharged, and is contacted with the light component in feed carbon dioxide.
Further, light component blow-down pipe is provided with the top of condenser, light component blow-down pipe can be by feed carbon dioxide
Light component is emitted.
The present invention is by adopting the above-described technical solution, have the advantages that：
Feed pipe is connected with liquid CO 2 in the present invention, with middle delivery pump pressurization after and by centre conveying pump discharge pipe come
Liquid CO 2 enter in stripping tower section together, in stripping tower section, light component in feed carbon dioxide passes through first
Gas phase pipe enters in rectifying column section through pans, in rectifying column section, light component with pressurizeed through reflux pump after and by reflux pump
The liquid CO 2 contact that outlet comes, light component and partial CO 2 are entered in condenser through the second gas phase pipe and condensed,
Into being used as phegma in return tank, light component gives off purification system to liquid CO 2 by light component blow-down pipe,
Liquid CO 2 is downwardly into separating still along stripping tower section, and heating medium for heating is utilized in heating coil, and control separates kettle temperature
Degree, it is ensured that carbon dioxide is up-to-standard in separating still, qualified carbon dioxide is discharged as the bottom of the separated kettle of product.
The present invention is greatly lowered the height of conventional carbon dioxide purification system, and equipment size can meet general container car
Movement requirement, can whole Transporting to scene, convenient transport；Solve conventional carbon dioxide purification system in-site installation, match somebody with somebody
Pipe causes the big problem of quantities, and all pipelines are installed in factory, and scene only needs whole system in place, installs simple；Highly
It is low, facility compact, it is not necessary to set up aerial maintenance platform, low cost；Using high efficiency packing and distributor, essence is increased as requested
Skid tank need to be only lengthened when evaporating tower joint number amount, height, wide adaptability are not increased.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structural representation of carbon dioxide purifying device of the invention.
In figure：1- skid tanks；2- stripping tower sections；3- rectifying column sections；4- dividing plates；5- separating stills；6- pans；7- flows back
Tank；The saddles of 8- first；The saddles of 9- second；10- heating coils；11- condensers；12- feed pipes；Delivery pump in the middle of 13-；In 14-
Between convey pumping intake piping；Conveying pump discharge pipe in the middle of 15-；16- reflux pumps；17- backflow pumping intake pipings；18- backflow pump discharge pipes；
19- the first gas phase pipes；20- the second gas phase pipes；21- light component blow-down pipes.
Specific embodiment
As shown in figure 1, being a kind of carbon dioxide purifying device of the invention, including skid tank 1, stripping tower section 2 and rectifying column
Section 3, skid tank 1 is provided with least two pieces dividing plates 4, and skid tank 1 is separated into separating still 5, pans 6 and return tank by dividing plate 4 respectively
7, skid tank 1 is completely isolated to three separate spaces by dividing plate 4, because system pressure is of substantially equal, so dividing plate 4 is without being subjected to
Larger pressure, long service life.The bottom of skid tank 1 is respectively equipped with the first saddle 8 and the second saddle 9, and the first saddle 8 is located at
The bottom of separating still 5, the second saddle 9 is located at the bottom of return tank 7, and the setting of the first saddle 8 and the second saddle 9 enhances skid
Stability when tank 1 is fixed.
Distributor and filler are respectively provided with stripping tower section 2 and rectifying column section 3, filler increased the contact surface of gas phase liquid
Product, improves purification efficiency, and be evenly distributed on liquid distribution on filler by distributor, improves mass transfer effect, reduces and prevent stripping
The enlarge-effect of tower section 2 and rectifying column section 3, so as to reduce the height of purification system, reduces cost.
Heating coil 10 is provided with separating still 5, heating coil 10 uses heating medium for heating mode.Stripping tower section 2 is located at separation
On kettle 5, on pans 6, return tank 7 is provided with condenser 11 to rectifying column section 3, and the top of stripping tower section 2 is provided with feed pipe
12, feed pipe 12 is connected with liquid CO 2.Middle delivery pump 13, middle delivery pump are provided between stripping tower section 2 and pans 6
Middle conveying pumping intake piping 14 and middle conveying pump discharge pipe 15 are respectively equipped with 13, one end of centre conveying pumping intake piping 14 connects
The bottom of pans 6 is connect, one end of centre conveying pump discharge pipe 15 connects the top of stripping tower section 2, in liquid CO 2 warp
Between delivery pump 13 pressurize after, by centre conveying pump discharge pipe 15 discharge, enter together with the liquid CO 2 in feed pipe 12
In entering stripping tower section 2.Reflux pump 16 is provided between rectifying column section 3 and return tank 7, backflow pump intake is respectively equipped with reflux pump 16
Pipe 17 and backflow pump discharge pipe 18, one end for the pumping intake piping 17 that flows back connect the bottom of return tank 7, the one of backflow pump discharge pipe 18
End connects the top of rectifying column section 3, in rectifying column section 3, after liquid CO 2 pressurizes through reflux pump 16, is pumped out by backflow
Mouth pipe 18 is discharged, and is contacted with the light component in feed carbon dioxide.First is provided between the top of stripping tower section 2 and pans 6
Gas phase pipe 19, is provided with the second gas phase pipe 20 between the top of rectifying column section 3 and the top of condenser 11.The top of condenser 11 sets
There is light component blow-down pipe 21, light component blow-down pipe 21 can emit the light component in feed carbon dioxide.
Feed pipe 12 is connected with liquid CO 2 in the present invention, after being pressurizeed with middle delivery pump 13 and by middle delivery pump
The liquid CO 2 of outlet 15 enters in stripping tower section 2 together, light in feed carbon dioxide in stripping tower section 2
Component is entered in rectifying column section 3 by the first gas phase pipe 19 through pans 6, in rectifying column section 3, light component with through reflux pump 16
After pressurization and by flow back pump discharge pipe 18 come liquid CO 2 contact, light component and partial CO 2 are through the second gas phase
Pipe 20 is entered in condenser 11 and condensed, and, into being used as phegma in return tank 7, light component is by light group for liquid CO 2
Blow-down pipe 21 is divided to give off purification system, liquid CO 2 is downwardly into separating still 5 along stripping tower section 2, in heating coil
Heating medium for heating is utilized in 10, the temperature of separating still 5 is controlled, it is ensured that carbon dioxide is up-to-standard in separating still 5, qualified carbon dioxide
Discharged as the bottom of the separated kettle 5 of product.
The present invention is greatly lowered the height of conventional carbon dioxide purification system, and equipment size can meet general container car
Movement requirement, can whole Transporting to scene, convenient transport；Solve conventional carbon dioxide purification system in-site installation, match somebody with somebody
Pipe causes the big problem of quantities, and all pipelines are installed in factory, and scene only needs whole system in place, installs simple；Highly
It is low, facility compact, it is not necessary to set up aerial maintenance platform, low cost；Using high efficiency packing and distributor, essence is increased as requested
Skid tank 1 need to be only lengthened when evaporating tower 3 quantity of section, height, wide adaptability are not increased.
Specific embodiment of the invention is these are only, but technical characteristic of the invention is not limited thereto.It is any with this hair
It is to solve essentially identical technical problem based on bright, realizes essentially identical technique effect, done simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (4)
1. a kind of carbon dioxide purifying device, it is characterised in that：Including skid tank, stripping tower section and rectifying column section, the skid
Tank is provided with least two pieces dividing plates, and the skid tank is separated into separating still, pans and return tank, described point by the dividing plate respectively
Heating coil is provided with kettle, on the separating still, the rectifying column section is located on the pans stripping tower section,
The return tank is provided with condenser, and the top of the stripping tower section is provided with feed pipe, the stripping tower section and the pans
Between be provided with middle delivery pump, reflux pump, the top of the stripping tower section are provided between the rectifying column section and the return tank
The first gas phase pipe is provided between the pans, is provided between the top of the rectifying column section and the top of the condenser
Two gas phase pipes.
2. a kind of carbon dioxide purifying device according to claim 1, it is characterised in that：On the middle delivery pump respectively
Centre conveying pumping intake piping and middle conveying pump discharge pipe are provided with, one end of the middle conveying pumping intake piping connects the centre
The bottom of tank, one end of the middle conveying pump discharge pipe connects the top of the stripping tower section.
3. a kind of carbon dioxide purifying device according to claim 1, it is characterised in that：It is respectively equipped with the reflux pump
Backflow pumping intake piping and backflow pump discharge pipe, one end of the backflow pumping intake piping connects the bottom of the return tank, described go back to
The one end for flowing pump discharge pipe connects the top of the rectifying column section.
4. a kind of carbon dioxide purifying device according to claim 1, it is characterised in that：It is provided with the top of the condenser
Light component blow-down pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272971.5A CN106865549A (en) | 2017-04-25 | 2017-04-25 | A kind of carbon dioxide purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272971.5A CN106865549A (en) | 2017-04-25 | 2017-04-25 | A kind of carbon dioxide purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106865549A true CN106865549A (en) | 2017-06-20 |
Family
ID=59161285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710272971.5A Withdrawn CN106865549A (en) | 2017-04-25 | 2017-04-25 | A kind of carbon dioxide purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106865549A (en) |
-
2017
- 2017-04-25 CN CN201710272971.5A patent/CN106865549A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170620 |