CN109078343A - The MVR evaporation concentration equipment and method of defoaming agent defoaming - Google Patents
The MVR evaporation concentration equipment and method of defoaming agent defoaming Download PDFInfo
- Publication number
- CN109078343A CN109078343A CN201811286719.0A CN201811286719A CN109078343A CN 109078343 A CN109078343 A CN 109078343A CN 201811286719 A CN201811286719 A CN 201811286719A CN 109078343 A CN109078343 A CN 109078343A
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- China
- Prior art keywords
- defoaming
- compartment
- evaporator
- defoaming agent
- separation chamber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The present invention discloses the MVR evaporation concentration equipments and method of a kind of defoaming of defoaming agent, comprising steps of after raw material input evaporator heating and part evaporation, it inputs separation chamber and carries out vapor-liquid separation, gas phase after separation enters defoaming compartment defoaming, gas phase after defoaming is heated as heat source input evaporator to feed liquid after compressor compresses, and gas is condensed into lime set discharge after heating；Liquid phase circulation to evaporator after separation chamber's separation continues heating evaporation, and the liquid phase after concentration is discharged from concentrate discharge line.Defoaming compartment has defoaming agent, and defoaming agent carries out defoaming treatment, the waste liquid self-defoaming waste liquid discharge line discharge that defoaming compartment defoaming generates to the gas phase that separation chamber isolates by circulated sprinkling.The present invention is easy to foaming concentration process suitable for material, does not allow in feed liquid plus the operating condition of defoaming agent, defoaming treatment is carried out by defoaming compartment, the requirement for meeting MVR evaporation concentration equipment stable operation ensure that defoaming agent does not pollute concentration material, solve the problems, such as the field at this stage.
Description
Technical field
The present invention relates to the MVR evaporating concentrating method in the field of evaporation and concentration, in particular to a kind of MVR of defoaming agent defoaming steams
Send out concentrator and method.
Background technique
Concentration technology is the common production during the product processes of many industry fields such as chemical industry, food, medicine
Technique.In the concentration process of material, due to caused by the characteristic of material, the case where feed liquid is blistered, race easy to form can be often encountered
Phenomena such as material, bumping, concentration technology process is caused to play pendulum, concentration technology fails to meet production requirements, concentrator
The case where seriously affecting concentration technology production efficiency generation such as it is unable to operate stably.Especially for MVR evaporation concentration equipment, rise
It steeps oneself-meeting and compressor is caused to feed, seriously affect stabilization, the safe operation of compressor and MVR vapo(u)rization system.It the use of defoaming agent is one
Kind is effective to be concentrated by evaporation debubbling method, still, is much being concentrated by evaporation in production technologies, producing product does not allow using defoaming
Agent causes not effective and feasible debubbling method and measure can be used, hinders the application of correlative evaporating and concentrating process.
Summary of the invention
In order to solve the above technical problems, it is an object of the invention to: the MVR evaporation and concentration for providing a kind of defoaming agent defoaming is set
Standby and method, it is easy to foaming in concentration process for material, do not allow in feed liquid plus the operating condition of defoaming agent, by using defoaming agent
Reach the phenomenon that preventing entrainment with steam material from entering compressor or being influence extraction lime set purity generation, while defoaming agent is also
Concentration material will not be polluted, reaches the manufacturing technique requirent of material concentration and purification, meets MVR evaporation concentration equipment stable operation
Requirement, eliminate pollution of the defoaming agent to concentration material, meet correlative using MVR evaporating concentrating method and carry out concentration extraction
Effective application of production technology.
The present invention is technical solution used by solving its technical problem are as follows: provides a kind of MVR evaporation of defoaming agent defoaming
Concentrator, including evaporator, separation chamber, defoaming compartment, compressor；
The evaporator inlet is connected to raw material feeding pipe, and in separation chamber, evaporator heats side entrance and connects outlet
Main compressor outlet is passed through, evaporator heating side outlet connects lime set collection or discharge line；
The separation chamber is connected to defoaming compartment by vapor phase channel, is respectively communicated with by liquid channel in evaporator cycle stock
Liquid entrance, concentrate discharge line；
For the defoaming compartment by gas phase pipeline connection in suction port of compressor, defoaming compartment is equipped with defoaming agent circulation line.
The defoaming compartment is additionally provided with defoaming waste liquid discharge line.
As a preferred solution, compressor can be lobed rotor compressor, centrifugal compressor or other type vapour pressures
Contracting machine.
A kind of MVR evaporating concentrating method of defoaming agent defoaming, comprising the following steps:
A. after raw material inputs evaporator heating by raw material feeding pipe and partially evaporates, input separation chamber carries out vapour-liquid point
From the gas after separation enters defoaming compartment and defoamed；
B. the gas phase after defoaming heats side entrance by inputting evaporator as heat source after compressor compresses, to feed liquid plus
Heat, gas is condensed into lime set by lime set collection or discharge line discharge after heating；
C. the liquid phase after separation chamber's separation enters evaporator and continues heating evaporation, and the liquid phase after separation chamber's concentration is from concentrate
Discharge line discharge.
D. defoaming compartment has defoaming agent, and defoaming agent carries out defoaming treatment to the gas phase that separation chamber isolates by circulated sprinkling,
The waste liquid self-defoaming waste liquid discharge line discharge that defoaming compartment defoaming generates.
Wherein, defoaming agent will not pollute concentration material, MVR evaporation concentration system work pressure in defoaming indoor circulation defoaming
Power is vacuum state, i.e. negative pressure state.
The utility model has the advantages that
The present invention passes through by the way that independent defoaming compartment is arranged, and is removed in steam using defoaming agent and carries material secretly, defoamed simultaneously
Agent will not also pollute concentration material, eliminate the obstacle that correlative uses MVR vapo(u)rization system using evaporating and concentrating process, i.e., full
The foot requirement of material concentration technology quality, and the production efficiency of correlative concentration is significantly improved, reduce production technology
Cost.
Detailed description of the invention
Fig. 1 is a kind of MVR evaporating concentrating method of defoaming agent defoaming of the present invention and the structural schematic diagram of equipment；
Wherein: 1, evaporator；2, main compressor；3, defoaming compartment；4, separation chamber；5, concentrate discharge line；6, raw material supplies
To pipeline；7, lime set collection or discharge line；8, waste liquid discharge line is defoamed.
Specific embodiment
The embodiment of the present invention is described further with reference to the accompanying drawing.
Embodiment 1:
In conjunction with Figure of description, the present invention provides a kind of MVR evaporation concentration equipment of defoaming agent defoaming and method, one kind disappear
The MVR evaporation concentration equipment and method of infusion defoaming, including evaporator 1, separation chamber 4, defoaming compartment 3, compressor 2；
1 entrance of evaporator is connected to raw material feeding pipe 6, and outlet enters in separation chamber 4,1 heated side of evaporator
Mouth is connected to the outlet of compressor 2, and evaporator 1 heats side outlet and connects lime set collection or discharge line 7；
The separation chamber 4 is connected to defoaming compartment 3 by vapor phase channel, is respectively communicated with by liquid channel and is followed in evaporator 1
Ring feed liquid port, concentrate discharge line 5；
The defoaming compartment 3 by gas phase pipeline connection in 2 entrance of compressor, defoaming compartment 3 be equipped with defoaming agent circulation line and
Defoam waste liquid discharge line 8.
As a preferred solution, compressor 2 can be lobed rotor compressor, centrifugal compressor or other type vapour pressures
Contracting machine.
A kind of MVR evaporating concentrating method of defoaming agent defoaming, comprising the following steps:
A. after raw material inputs the heating of evaporator 1 by raw material feeding pipe 6 and partially evaporates, input separation chamber 4 carries out vapour
Liquid separation, the gas after separation enter defoaming compartment and are defoamed；
B. the gas phase after defoaming inputs evaporator 1 as heat source after compressing by compressor 2 and heats side entrance, to feed liquid plus
Heat, gas is condensed into lime set and is discharged by lime set collection or discharge line 7 after heating；
C. the liquid phase after separation chamber 4 separates enters evaporator 1 and continues heating evaporation, separation chamber 4 be concentrated after liquid phase from dense
Contracting liquid discharge line 5 is discharged.
D. defoaming compartment 3 has defoaming agent, and defoaming agent carries out at defoaming the gas phase that separation chamber 4 isolates by circulated sprinkling
Reason, the waste liquid self-defoaming waste liquid discharge line 8 that the defoaming of defoaming compartment 3 generates are discharged.
Defoaming agent recycles defoaming in defoaming compartment 3, will not pollute concentration material, and MVR evaporation concentration system operating pressure is
Vacuum state, i.e. negative pressure state.
Embodiment two
Raw material is inputted evaporator 1, treating capacity by raw material feeding pipe 6 by the evaporation and concentration of false leaf Aqueous extracts
3000kg/h, 60 DEG C of material temperature, 4 operating parameter of separation chamber: evaporating pressure 45kPa, 51.5 DEG C of evaporating temperature, 2 function of compressor
Rate 90kW, cocnentration factor reaches 15:1 or more after evaporation.In evaporation process, lime set and compressor 2 do not turn over liquid charging phenomenon, dense
Polluted in contracting liquid without defoaming agent, the concentration purity of concentrate has reached manufacturing technique requirent, MVR evaporation concentration system can be steady
Determine continuous operation.
Certainly, described above is only that presently preferred embodiments of the present invention is answered the present invention is not limited to enumerate above-described embodiment
When explanation, anyone skilled in the art is all equivalent substitutes for being made, bright under the guidance of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be by protection of the invention.
Claims (6)
1. a kind of MVR evaporation concentration equipment of defoaming agent defoaming, which is characterized in that including evaporator (1), separation chamber (4), defoaming
Room (3), compressor (2)；
Evaporator (1) entrance is connected to raw material feeding pipe (6), and outlet is in separation chamber (4), evaporator (1) heating
Side entrance is connected to compressor (2) outlet, and evaporator (1) heating side outlet connects lime set collection or discharge line (7)；
The separation chamber (4) is connected to defoaming compartment (3) by vapor phase channel, is respectively communicated with by liquid channel in evaporator (1)
Recycle feed liquid port, concentrate discharge line (5)；
For the defoaming compartment (3) by gas phase pipeline connection in compressor (2) entrance, defoaming compartment (3) is equipped with defoaming agent circulation line.
2. a kind of MVR evaporation concentration equipment of defoaming agent defoaming according to claim 1, which is characterized in that defoaming compartment (3)
It is additionally provided with defoaming waste liquid discharge line (8).
3. a kind of MVR evaporation concentration equipment of defoaming agent defoaming according to claim 1, which is characterized in that compressor (2)
For lobed rotor compressor, centrifugal compressor or other type vapour compression machines.
4. a kind of a kind of MVR evaporating concentrating method of defoaming agent defoaming as described in claim 1, comprising the following steps:
A. after raw material is simultaneously partially evaporated by raw material feeding pipe (6) input evaporator (1) heating, input separation chamber (4) is carried out
Vapor-liquid separation, the gas after separation enter defoaming compartment and are defoamed；
B. the gas phase after defoaming as heat source input evaporator (1) heats side entrance after compressing by compressor (2), to feed liquid plus
Heat, gas is condensed into lime set and is discharged through lime set collection or discharge line (7) after heating；
C. the liquid phase after separation chamber's separation enters evaporator (1) continuation heating evaporation, and the liquid phase after separation chamber (4) concentration is concentrated certainly
Liquid discharge line (5) discharge.
D. defoaming compartment (3) has defoaming agent, and defoaming agent is carried out at defoaming by the gas phase that circulated sprinkling isolates separation chamber (4)
Reason, waste liquid self-defoaming waste liquid discharge line (8) discharge that defoaming compartment (3) defoaming generates.
5. a kind of MVR evaporating concentrating method of defoaming agent defoaming according to claim 4, which is characterized in that defoaming agent exists
Circulation defoaming, will not pollute concentration material in defoaming compartment (3).
6. a kind of MVR evaporating concentrating method of defoaming agent defoaming according to claim 4, which is characterized in that MVR evaporation is dense
Compression system operating pressure is vacuum state, i.e. negative pressure state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286719.0A CN109078343A (en) | 2018-10-31 | 2018-10-31 | The MVR evaporation concentration equipment and method of defoaming agent defoaming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286719.0A CN109078343A (en) | 2018-10-31 | 2018-10-31 | The MVR evaporation concentration equipment and method of defoaming agent defoaming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109078343A true CN109078343A (en) | 2018-12-25 |
Family
ID=64844500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811286719.0A Withdrawn CN109078343A (en) | 2018-10-31 | 2018-10-31 | The MVR evaporation concentration equipment and method of defoaming agent defoaming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109078343A (en) |
-
2018
- 2018-10-31 CN CN201811286719.0A patent/CN109078343A/en not_active Withdrawn
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20181225 |
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| WW01 | Invention patent application withdrawn after publication |