CN110075572A - The system and method for gas in a kind of removing feed liquid - Google Patents
The system and method for gas in a kind of removing feed liquid Download PDFInfo
- Publication number
- CN110075572A CN110075572A CN201910443617.3A CN201910443617A CN110075572A CN 110075572 A CN110075572 A CN 110075572A CN 201910443617 A CN201910443617 A CN 201910443617A CN 110075572 A CN110075572 A CN 110075572A
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- feed liquid
- gas
- tower
- degassing
- cooler
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention provides a kind of system and method for removing gas in feed liquid, and system provided by the invention includes: material liquid tank, degassing tower, cooler, pressure regulator valve and scrubbing tower, and the material liquid tank, degassing tower, cooler and scrubbing tower are provided with entrance and exit；The material liquid tank outlet is connect with the degassing tower entrance, and the cooler entrance and degassing tower outlet connect, and described pressure regulator valve one end is connect with the cooler outlet, and the pressure regulator valve other end is connect with the washing tower inlet.
Description
Technical field
The invention belongs to feed liquid degasser fields, and in particular to a kind of system and method for removing gas in feed liquid.
Background technique
Feed liquid degassing refers to fully or the controlled removal from liquid is dissolved or the gas of entrainment.It is produced using feed liquid
When product, the gas (CO that is dissolved in feed liquid2, air etc.) will affect the quality and acidity of product, it is therefore desirable to remove, it is main at present
It to be de-gassed using standing or vacuum extraction, but degasifying effect is poor, is unable to ensure end product quality.
Summary of the invention
In view of the above problems, it proposes on the present invention overcomes the above problem or at least be partially solved in order to provide one kind
The system and method for stating gas in the removing feed liquid of problem.
The embodiment of the present invention provides a kind of system for removing gas in feed liquid characterized by comprising material liquid tank, degassing
Tower, cooler, pressure regulator valve and scrubbing tower, the material liquid tank, degassing tower, cooler and scrubbing tower are provided with entrance and exit；
The material liquid tank outlet is connect with the degassing tower entrance, and the cooler entrance and degassing tower outlet connect
It connects, described pressure regulator valve one end is connect with the cooler outlet, and the pressure regulator valve other end is connect with the washing tower inlet.
Further, the material liquid tank entrance and exit is respectively arranged at material liquid tank bottom and top, and the degassing tower enters
Mouthful and outlet be respectively arranged at degassing tower bottom and top, the cooler entrance and exit be respectively arranged at cooler bottom and
Top, the washing tower inlet and outlet are respectively arranged at scrubbing tower side and bottom.
Further, the system also includes inert gas entrance, gas distributor, feed liquid port, feed pump and circulations
Pump.
Further, the inert gas entrance is set to material liquid tank side and the position close to bottom, the gas
Body distributor is set to inside material liquid tank tank, and is connect with the inert gas entrance, and the feed liquid port is set to degassing tower
Top, the feed pump and material liquid tank outlet connect, and described circulating pump one end and scrubbing tower outlet connect, and the circulating pump is another
It is connect at the top of end and scrubbing tower.
Further, the degassing tower is provided with baffle with holes.
Further, the cooler is plate heat exchanger or shell-and-tube heat exchanger, and the cooling medium of the cooler is
Cooling water and/or chilled water.
Further, for the system for removing gas in feed liquid, the feed liquid includes biofermentation feed liquid and/or chemical industry
Feed liquid.
Further, the gas includes CO2And/or air.
Based on the same inventive concept, the embodiment of the present invention also provides a kind of method for removing gas in feed liquid, and feature exists
In including the following steps:
Feed liquid to be de-gassed is passed through degassing tower from feed liquid port, inert gas is continued to be passed through feed liquid from inert gas entrance
Tank, the inert gas enter degassing tower through material liquid tank outlet, contact with the feed liquid in degassing tower, carry out to the feed liquid primary
Degassing obtains primary degassing feed liquid and degassing tower tail gas；
The primary degassed tower entrance of degassing feed liquid is passed through material liquid tank, with the inert gas being passed through in the material liquid tank
Contact carries out secondary degassing to the primary degassing feed liquid, obtains secondary degassing feed liquid and material liquid tank tail gas；It will be described secondary de-
Gas feed liquid is passed through material liquid tank through feed pump, is recycled；The material liquid tank tail gas enters degassing tower through material liquid tank outlet, with inertia
Gas mixing is de-gassed the feed liquid in the degassing tower；
Include body to be de-gassed and feed liquid steam in the degassing tower tail gas, it is cold that the degassing tower tail gas is passed through cooler
But, it obtains condensation feed liquid and cooler tail gas, the condensation feed liquid passes back into the degassing tower, the cooler tail gas is through adjusting
Pressure valve is passed through scrubbing tower, enters at the top of scrubbing tower through circulating pump and is washed, and obtains washing feed liquid and washing tail gas, washes described
It washs feed liquid and is passed through material liquid tank, recycled.
One or more technical solutions in the embodiment of the present invention, have at least the following technical effects or advantages:
In removing feed liquid provided by the invention the system of gas include: material liquid tank, gas distributor, degassing tower, cooler,
Pressure regulator valve, scrubbing tower, inert gas, feed pump, circulating pump；Inert gas is entered in material liquid tank by gas distributor, is being expected
After taking away part body to be de-gassed in flow container, further comes into full contact with exchange with charging feed liquid in degassing tower again, take away portion
Divide body to be de-gassed.Inert gas may carry part feed liquid steam and pass through degassing tower together during taking away body to be de-gassed, this
When cooler and subsequent scrubbing tower can recycle the feed liquid that inert gas is taken away.Pressure regulator valve is housed after cooler, can control
System pressure prevents external substance to be mixed into.Material liquid tank and degassing tower, cooler, pressure regulator valve, washing equipped with gas distributor
The combined use of tower can remove the body to be de-gassed in feed liquid to greatest extent, while can be to avoid the loss of feed liquid.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
The system schematic of gas in the removing feed liquid provided in Fig. 1 embodiment of the present invention；
In figure: 1, material liquid tank, 2, gas distributor, 3, degassing tower, 4, cooler, 5, pressure regulator valve, 6, scrubbing tower, 7, inertia
Gas access, 8, feed liquid port, 9, feed pump, 10, circulating pump.
Specific embodiment
Below in conjunction with specific embodiment and embodiment, it is specifically described the present invention, advantages of the present invention and various effects
It thus will clearly present.It will be understood by those skilled in the art that these specific embodiments and embodiment are for illustrating
The present invention is not intended to limit the present invention.
Throughout the specification, unless otherwise specified, terms used herein are interpreted as usual in this field
Used meaning.Therefore, unless otherwise defined, all technical and scientific terms used herein has leads with belonging to the present invention
The identical meaning of the general understanding of field technique personnel.Contradiction if it exists, this specification are preferential.
Unless otherwise specified, various raw material, reagent, the instrument and equipment etc. used in the present invention, can pass through
Market is commercially available or can be prepared by existing method.
The technical solution of the embodiment of the present application is in order to solve the above technical problems, general thought is as follows:
The application provides a kind of system for removing gas in feed liquid characterized by comprising material liquid tank, degassing tower, cooling
Device, pressure regulator valve and scrubbing tower, the material liquid tank, degassing tower, cooler and scrubbing tower are provided with entrance and exit；
The material liquid tank outlet is connect with the degassing tower entrance, and the cooler entrance and degassing tower outlet connect
It connects, described pressure regulator valve one end is connect with the cooler outlet, and the pressure regulator valve other end is connect with the washing tower inlet.
In the application, the material liquid tank entrance and exit is respectively arranged at material liquid tank bottom and top, and the degassing tower enters
Mouthful and outlet be respectively arranged at degassing tower bottom and top, the cooler entrance and exit be respectively arranged at cooler bottom and
Top, the washing tower inlet and outlet are respectively arranged at scrubbing tower side and bottom.
In the application, the system also includes: inert gas entrance, gas distributor, feed liquid port, feed pump and circulation
Pump.
In the application, the inert gas entrance is set to material liquid tank side and the position close to bottom, the gas
Body distributor is set to inside material liquid tank tank, and is connect with the inert gas entrance, and the feed liquid port is set to degassing tower
Top, the feed pump and material liquid tank outlet connect, and described circulating pump one end and scrubbing tower outlet connect, and the circulating pump is another
It is connect at the top of end and scrubbing tower.
In the application, the degassing tower is provided with baffle with holes.
In the application, the cooler is plate heat exchanger or shell-and-tube heat exchanger, and the cooling medium of the cooler is
Cooling water and/or chilled water.
In the application, for the system for removing gas in feed liquid, the feed liquid includes biofermentation feed liquid and/or chemical industry
Feed liquid.
In the application, the gas includes CO2And/or air.
Based on the same inventive concept, the application also provides a kind of method for removing gas in feed liquid, which is characterized in that including
Following steps:
Feed liquid to be de-gassed is passed through degassing tower from feed liquid port, inert gas is continued to be passed through feed liquid from inert gas entrance
Tank, the inert gas enter degassing tower through material liquid tank outlet, contact with the feed liquid in degassing tower, carry out to the feed liquid primary
Degassing obtains primary degassing feed liquid and degassing tower tail gas；
The primary degassed tower entrance of degassing feed liquid is passed through material liquid tank, with the inert gas being passed through in the material liquid tank
Contact carries out secondary degassing to the primary degassing feed liquid, obtains secondary degassing feed liquid and material liquid tank tail gas；It will be described secondary de-
Gas feed liquid is passed through material liquid tank through feed pump, is recycled；The material liquid tank tail gas enters degassing tower through material liquid tank outlet, with inertia
Gas mixing is de-gassed the feed liquid in the degassing tower；
Include body to be de-gassed and feed liquid steam in the degassing tower tail gas, it is cold that the degassing tower tail gas is passed through cooler
But, it obtains condensation feed liquid and cooler tail gas, the condensation feed liquid passes back into the degassing tower, the cooler tail gas is through adjusting
Pressure valve is passed through scrubbing tower, enters at the top of scrubbing tower through circulating pump and is washed, and obtains washing feed liquid and washing tail gas, washes described
It washs feed liquid and is passed through material liquid tank, recycled.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention, it is in the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
The present invention provides a kind of systems of gas in removing feed liquid, refering to what is shown in Fig. 1, the degassing system includes: 1, material
Flow container, 2, gas distributor, 3, degassing tower, 4, cooler, 5, pressure regulator valve, 6, scrubbing tower, 7, inert gas entrance, 8, feed liquid
Entrance, 9, feed pump, 10, circulating pump.
1 tank bottom of material liquid tank exports the entrance for being connected to feed pump 9, and inert gas entrance 7 is connected to gas distributor 2, gas
Body distributor 2 is placed in 1 tank bottom bottom of material liquid tank, and feed liquid port 8 is connected to 3 top feed liquid port 8 of degassing tower, 3 lower end of degassing tower
Entrance is connected to 1 roof door of material liquid tank, and 3 upper end outlet of degassing tower is connected to 4 entrance of cooler, the outlet of cooler 4 and pressure regulation
The connection of 5 one end of valve, 5 other end of pressure regulator valve are connected to 6 entrance of scrubbing tower, and 6 tower bottom material liquid outlet of scrubbing tower is connected to circulating pump 10
Entrance, circulating pump 10 export the spray for being connected to 6 tower top of scrubbing tower.
Specifically, feed liquid to be de-gassed is entered in degassing tower 3 by feed liquid port 8 from 3 top feed liquid port of degassing tower, to de-
The degassed tower 3 of gas feed liquid, into material liquid tank 1, realizes the preliminary removing to body to be de-gassed with after inert gas counter current contacting.
Specifically, 1 tank of material liquid tank is low to be equipped with gas distributor 2, gas distributor 2 can be gas distribution tube or gas point
Inert gas is passed through by cloth disk from inert gas entrance 7, uniformly enters 1 bottom feed liquid of material liquid tank by gas distributor 2
In, realize the further removing to gas in feeding liquid.
Specifically, degassing tower 3, which is provided with baffle with holes, can be such that feed liquid to be de-gassed comes into full contact with inert gas to exchange,
To make inert gas take away more gases.
Specifically, the inert gas for carrying body to be de-gassed and part feed liquid steam by degassing tower 3 enters cooler
4, it is cooling through subcooler 4, in the feed liquid steam condensing reflux to material liquid tank 1 of part.
Specifically, cooler 4 is shell-and-tube heat exchanger or double pipe heat exchanger, cooling medium can be cooling water or freezing
The cooling materials such as water.
Specifically, the outlet of cooler 4 is equipped with pressure regulator valve 5, the adjustable system pressure of pressure regulator valve 5 prevents external substance mixed
Enter.
Specifically, the inert gas of body to be de-gassed and part feed liquid steam is carried after subcooler 4 is cooling, it is not cold
But for liquid gas be referred to as degassing tail gas, degassing tail gas through pressure regulator valve 5 enter 6 tower bottom of scrubbing tower, degassing tail gas again with
Feed liquid is recycled to top spray contact washing through circulating pump 10 in scrubbing tower 6, and the body to be de-gassed in the tail gas that deaerates is further by band
It walks, the feed liquid in the tail gas that deaerates, which is further washed, to be left, and realizes the recycling to feeding liquid, feed liquid is avoided to lose.
Embodiment 1
Certain biofermentation feed liquid is de-gassed, through detecting, the soluble gas of biofermentation feed liquid to be de-gassed contains
Amount is 9%.
Biofermentation feed liquid to be de-gassed is passed through degassing tower from feed liquid port, inert gas is continued from inert gas entrance
It is passed through material liquid tank, the inert gas enters degassing tower through material liquid tank outlet, contacts with the feed liquid in degassing tower, to the feed liquid
It is once deaerated, obtains primary degassing feed liquid and degassing tower tail gas；
The primary degassed tower entrance of degassing feed liquid is passed through material liquid tank, with the inert gas being passed through in the material liquid tank
Contact carries out secondary degassing to the primary degassing feed liquid, obtains secondary degassing feed liquid and material liquid tank tail gas；It will be described secondary de-
Gas feed liquid is passed through material liquid tank through feed pump, is recycled；The material liquid tank tail gas enters degassing tower through material liquid tank outlet, with inertia
Gas mixing is de-gassed the feed liquid in the degassing tower；
Include body to be de-gassed and feed liquid steam in the degassing tower tail gas, it is cold that the degassing tower tail gas is passed through cooler
But, it obtains condensation feed liquid and cooler tail gas, the condensation feed liquid passes back into the degassing tower, the cooler tail gas is through adjusting
Pressure valve is passed through scrubbing tower, enters at the top of scrubbing tower through circulating pump and is washed, and obtains washing feed liquid and washing tail gas, washes described
It washs feed liquid and is passed through material liquid tank, recycled.
The biofermentation feed liquid of degassing process in feeding flow container carries out soluble gas detection, wherein soluble gas
Content is 0.5%, and degassing rate is 94%.
Embodiment 2
Certain chemical products feed liquid is de-gassed, through detecting, the soluble gas master of chemical products feed liquid to be de-gassed
It to be CO2, product acidity 70mg/L.
Chemical industry feed liquid to be de-gassed is passed through degassing tower from feed liquid port, inert gas is continued to be passed through from inert gas entrance
Material liquid tank, the inert gas enter degassing tower through material liquid tank outlet, contact with the feed liquid in degassing tower, carry out to the feed liquid
Primary degassing obtains primary degassing feed liquid and degassing tower tail gas；
The primary degassed tower entrance of degassing feed liquid is passed through material liquid tank, with the inert gas being passed through in the material liquid tank
Contact carries out secondary degassing to the primary degassing feed liquid, obtains secondary degassing feed liquid and material liquid tank tail gas；It will be described secondary de-
Gas feed liquid is passed through material liquid tank through feed pump, is recycled；The material liquid tank tail gas enters degassing tower through material liquid tank outlet, with inertia
Gas mixing is de-gassed the feed liquid in the degassing tower；
Include body to be de-gassed and feed liquid steam in the degassing tower tail gas, it is cold that the degassing tower tail gas is passed through cooler
But, it obtains condensation feed liquid and cooler tail gas, the condensation feed liquid passes back into the degassing tower, the cooler tail gas is through adjusting
Pressure valve is passed through scrubbing tower, enters at the top of scrubbing tower through circulating pump and is washed, and obtains washing feed liquid and washing tail gas, washes described
It washs feed liquid and is passed through material liquid tank, recycled.
The chemical industry feed liquid of degassing process in feeding flow container carries out acidity detection, and acidity value 25mg/L reduces by 64%.
Finally, it is to be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. it is a kind of removing feed liquid in gas system characterized by comprising material liquid tank, degassing tower, cooler, pressure regulator valve and
Scrubbing tower, the material liquid tank, degassing tower, cooler and scrubbing tower are provided with entrance and exit；
The material liquid tank outlet is connect with the degassing tower entrance, and the cooler entrance and degassing tower outlet connect, institute
It states pressure regulator valve one end to connect with the cooler outlet, the pressure regulator valve other end is connect with the washing tower inlet.
2. it is according to claim 1 it is a kind of removing feed liquid in gas system, which is characterized in that the material liquid tank entrance and
Outlet is respectively arranged at material liquid tank bottom and top, and the degassing tower entrance and exit is respectively arranged at degassing tower bottom and top
Portion, the cooler entrance and exit are respectively arranged at cooler bottom and top, and the washing tower inlet and outlet are set respectively
It is placed in scrubbing tower side and bottom.
3. the system of gas in a kind of removing feed liquid according to claim 1, which is characterized in that the system also includes:
Inert gas entrance, gas distributor, feed liquid port, feed pump and circulating pump.
4. the system of gas in a kind of removing feed liquid according to claim 3, which is characterized in that the inert gas entrance
Be set to material liquid tank side and the position close to bottom, the gas distributor is set to inside material liquid tank tank, and with institute
Inert gas entrance connection is stated, the feed liquid port is set at the top of degassing tower, and the feed pump and material liquid tank outlet connect, institute
It states circulating pump one end and scrubbing tower outlet to connect, be connect at the top of the circulating pump other end and scrubbing tower.
5. the system of gas in a kind of removing feed liquid according to claim 1, which is characterized in that the degassing tower is provided with
Baffle with holes.
6. the system of gas in a kind of removing feed liquid according to claim 1, which is characterized in that the cooler is board-like
Heat exchanger or shell-and-tube heat exchanger, the cooling medium of the cooler are cooling water and/or chilled water.
7. the system of gas in a kind of removing feed liquid according to claim 1, which is characterized in that the system is for removing
Gas in feed liquid, the feed liquid include biofermentation feed liquid and/or chemical industry feed liquid.
8. the system of gas in a kind of removing feed liquid according to claim 7, which is characterized in that the gas includes CO2
And/or air.
9. the method for being used to remove gas in feed liquid such as the described in any item systems of claim 1-8, which is characterized in that including such as
Lower step:
Feed liquid to be de-gassed is passed through degassing tower from feed liquid port, inert gas is continued to be passed through material liquid tank from inert gas entrance,
The inert gas enters degassing tower through material liquid tank outlet, contacts with the feed liquid in degassing tower, is once taken off to the feed liquid
Gas obtains primary degassing feed liquid and degassing tower tail gas；
The primary degassed tower entrance of degassing feed liquid is passed through material liquid tank, is connect with the inert gas being passed through in the material liquid tank
Touching carries out secondary degassing to the primary degassing feed liquid, obtains secondary degassing feed liquid and material liquid tank tail gas；By the secondary degassing
Feed liquid is passed through material liquid tank through feed pump, is recycled；The material liquid tank tail gas enters degassing tower through material liquid tank outlet, with indifferent gas
Body mixing, is de-gassed the feed liquid in the degassing tower；
Include body to be de-gassed and feed liquid steam in the degassing tower tail gas, the degassing tower tail gas is passed through cooler cooling, is obtained
Feed liquid and cooler tail gas must be condensed, the condensation feed liquid passes back into the degassing tower, and the cooler tail gas is through pressure regulator valve
It is passed through scrubbing tower, enters at the top of scrubbing tower through circulating pump and is washed, washing feed liquid and washing tail gas are obtained, by the washing material
Liquid is passed through material liquid tank, is recycled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910443617.3A CN110075572B (en) | 2019-05-24 | 2019-05-24 | System and method for removing gas in feed liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910443617.3A CN110075572B (en) | 2019-05-24 | 2019-05-24 | System and method for removing gas in feed liquid |
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| Publication Number | Publication Date |
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| CN110075572A true CN110075572A (en) | 2019-08-02 |
| CN110075572B CN110075572B (en) | 2021-07-20 |
Family
ID=67421823
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910443617.3A Active CN110075572B (en) | 2019-05-24 | 2019-05-24 | System and method for removing gas in feed liquid |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855196A (en) * | 2022-04-13 | 2022-08-05 | 四川帝威能源技术有限公司 | Water electrolysis hydrogen production equipment and hydrogen production process |
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| US1801178A (en) * | 1927-11-12 | 1931-04-14 | G & J Weir Ltd | Deaerating of feed water for boilers |
| DE1038564B (en) * | 1955-04-14 | 1958-09-11 | Siemens Ag | System for feed water degassing |
| FR2310789A1 (en) * | 1975-05-14 | 1976-12-10 | Raffinage Cie Francaise | Degassing liquids, esp. jet fuel - by stripping with inert gas under reduced pressure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114855196A (en) * | 2022-04-13 | 2022-08-05 | 四川帝威能源技术有限公司 | Water electrolysis hydrogen production equipment and hydrogen production process |
| CN114855196B (en) * | 2022-04-13 | 2023-07-25 | 四川帝威能源技术有限公司 | Water electrolysis hydrogen production equipment and hydrogen production process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110075572B (en) | 2021-07-20 |
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