CN206204319U - A kind of tubular type bioreactor CO2 aerators - Google Patents
A kind of tubular type bioreactor CO2 aerators Download PDFInfo
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- CN206204319U CN206204319U CN201621215301.7U CN201621215301U CN206204319U CN 206204319 U CN206204319 U CN 206204319U CN 201621215301 U CN201621215301 U CN 201621215301U CN 206204319 U CN206204319 U CN 206204319U
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- liquid
- cone rotor
- gas
- pump
- valve
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Abstract
The utility model discloses a kind of tubular type bioreactor CO2Aerator, including filter, valve, fluid flowmeter, valve, gas flowmeter, cone rotor labyrinth screw pump and threeway, wherein cone rotor labyrinth screw pump include pump intake, stator, cone rotor and pump discharge.During work, filter is placed in tubular type bioreactor water tank, and threeway is attached with light reaction pipeline by screw thread or flange；The dynamic cone rotor of motor belt motor rotates at a high speed, by CO2Cone rotor labyrinth screw pump is drawn into respectively with the liquid in air gas mixture and water tank；Gas-liquid two-phase fluid is circled and is axially moved in the working cavity formed by cone rotor and stator with cone rotor；Mixed gas ultimately form substantial amounts of micro-bubble doping and are flowed into light reaction pipeline in a liquid by high speed, continuously rubbing step by step and shearing.The utility model fining air bubbles effect is good, and the efficiency of pump is high, and microalgae is to CO2Absorption thoroughly, can well carry out photosynthesis.
Description
Technical field
The present invention relates to microdisk electrode engineering field, more particularly to a kind of tubular type bioreactor CO2Aerator.
Background technology
Microalgae is the photosynthetic microorganism being distributed widely in land and ocean, and it can effectively utilize luminous energy, carbon dioxide, water
With the bioactivator of inorganic salts synthetic protein, fat, carbohydrate and high added value, thus it is in food, the energy
And environmental area is gathered around and had broad application prospects.
Microalgae large scale and high density culture is the key link of microalgae biological industry, and this relies on high performance photo-biological
Reactor, therefore to cultivating the research Important Problems that just always microalgae living nature is studied of the bioreactor of microalgae.
At present, microdisk electrode bioreactor mainly has open and closed two kinds.Closed photo bioreactor
It is such as 1. pollution-free with lot of advantages, single, purebred culture can be realized；2. condition of culture is easily controlled；3. culture density it is high,
Easily harvest；4. it is suitable for the light autotrophy culture of all microalgaes；5. have the ratio between illuminating area higher and volume of culture, luminous energy and
CO2Utilization rate is higher, therefore it has turned into developing direction from now on.
Current closed photo bioreactor mainly has flat, column gas-lifting type, tubular type, stirred-tank fermenter, vertical
Pig, floating bag film.
Tubular type bioreactor is because specific surface area is big, the efficiency of light energy utilization is high, gas-liquid mixed and mass transfer effect is good, flow velocity holds
Easy to control the advantages of and be widely used in the industrialization culture of microalgae.
With CO2Gas must assure that CO for the bioreactor of carbon source2Gas is common by good dispersion and absorption
Way is by CO2During bioreactor is passed into the form of the bubble, and this relies on CO2Aerator is realized.It is existing
CO2The bubble scale that aerator is typed it out is grade, due to the difference of density, no matter the algae solution in pipe be in flowing or
Inactive state, bubble is passed into after tubular type bioreactor the top for all floating over pipe substantially, and this is unfavorable for microalgae to CO2It is good
It is good to absorb, thus cannot also ensure that microalgae carries out sufficient photosynthesis.
The single-ended compound tooth-shaped labyrinth screw pump that the patent No. 200420007044.9 is announced, the patent No. 201410304593.0
The single-ended saw-tooth thread announced in the Mazy spiral bodies such as the micro-nano air bubble apparatus of formula conveyor screw, root diameter phase vertically
Together, such rotor is just also identical vertically with the gap of the working cavity that stator is formed.If gap size is excessive, then from
Bubble size in pump out is big, and the thinning effect of bubble is poor；If gap size is too small, the efficiency of pump is low and installation accuracy
It is difficult to ensure that.
The content of the invention
The invention aims to overcome existing tubular type bioreactor CO2Aerator and existing labyrinth spiral shell
Revolve the deficiency of pump, there is provided a kind of by CO2Bubble scale is beaten as the tubular type photo-biological of micron-sized novel tapered labyrinth screw pump is anti-
Answer device CO2Aerator, makes CO2Bubble is scattered in tubular type optical-biological reaction pipeline with very small state, be ensure that micro-
Algae and CO2Gas is fully contacted, so as to carry out good photosynthesis.
In order to achieve the above object, the technical solution adopted in the present invention is as follows：
A kind of tubular type bioreactor CO2Aerator, including filter, Liquid valve, fluid flowmeter, gas
Valve, gas flowmeter, gas-liquid mixed threeway, cone rotor labyrinth screw pump, microbubble fluid valve and microbubble liquid threeway, its
Middle cone rotor labyrinth screw pump includes pump intake, stator, cone rotor and pump discharge.
A kind of tubular type bioreactor CO2Aerator is applied to a kind of tubular type bioreactor, the tubular type photoproduction
Thing reactor generally comprises a kind of tubular type bioreactor CO of the invention2Aerator, water tank, process pump, algae solution valve and
Light reaction pipeline.
During work, filter is placed in the water tank of tubular type bioreactor, the threeway of microbubble liquid and tubular type photo-biological
The light reaction pipeline of reactor is attached by screw thread or flange；The dynamic cone rotor of motor belt motor rotates at a high speed, by water tank
Liquid be drawn into cone rotor labyrinth spiral shell through filter, Liquid valve, fluid flowmeter, gas-liquid mixed threeway, pump intake
Rotation pump, while also by CO2- air gas mixture is drawn into through gas valve, gas flowmeter, gas-liquid mixed threeway, pump intake
Cone rotor labyrinth screw pump, the flow of liquids and gases is controlled by adjusting the aperture of Liquid valve and gas valve respectively
System, the flow value of liquids and gases is read by fluid flowmeter and gas flowmeter respectively；Cone rotor small end towards pump intake,
Towards pump discharge, pitch and spiral groove depth are equal between cone rotor and the screw thread of stator, oppositely oriented, gas at cone rotor big end
Liquid mixture is exchanged and sheared in the screw channel of the two, is refined；Gas-liquid two-phase fluid is formed by cone rotor and stator
Working cavity in circle and be axially moved with cone rotor, the air pocket at pump intake is by high speed, continuously
Ground rubs and shears step by step, finally formed at pump discharge the doping of substantial amounts of micro-bubble in a liquid through microbubble fluid valve and
Microbubble liquid threeway is flowed into light reaction pipeline.
Microalgae and nutrient solution in bioreactor are circulated in the presence of process pump along light reaction pipeline, real
Existing being fully contacted between microalgae and micro-bubble, so as to ensure that microalgae carries out complete photosynthesis.
The hole of filter can so flow into cone rotor labyrinth screw pump less than the diameter of microalgae cell
Interior liquid does not contain microalgae cell, so as to avoid injury of the cone rotor labyrinth screw pump to microalgae cell.
The beneficial effects of the invention are as follows cone rotor labyrinth screw pump CO2Aerator can be by CO2Gas is with micron order
Yardstick is driven into tubular type bioreactor, and fining air bubbles effect is good, and the efficiency of pump is high, and microbubble is long in the pipeline residence time,
It is unlikely to float to pipe top quickly, more fully, microalgae is to CO for gas-liquid mass transfer and mixing2Absorption it is more thorough so that more
Photosynthesis is carried out well.
Brief description of the drawings
Fig. 1 is a kind of tubular type bioreactor CO of the invention2Aerator.
Fig. 2 is a kind of tubular type bioreactor CO of the invention2Aerator is applied to a kind of tubular type bioreactor.
In figure, 1-filter, 2-Liquid valve, 3-fluid flowmeter, 4-gas valve, 5-gas flowmeter,
6-gas-liquid mixed threeway, 7-cone rotor labyrinth screw pump, wherein 7-1-pump intake, 7-2-stator, 7-3-taper turns
Son, 7-4-pump discharge, 8-microbubble fluid valve, the liquid threeway of 9-microbubble, 10-water tank, 11-process pump, 12-algae solution valve
Door, 13-light reaction pipeline.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings.
As shown in figure 1, a kind of tubular type bioreactor CO of the invention2Aerator includes filter 1, Liquid valve
2nd, fluid flowmeter 3, gas valve 4, gas flowmeter 5, gas-liquid mixed threeway 6, cone rotor labyrinth screw pump 7, microbubble
Fluid valve 8, wherein microbubble liquid threeway 9, cone rotor labyrinth screw pump 7 include pump intake 7-1, stator 7-2, cone rotor 7-
3rd, pump discharge 7-4.
As shown in Fig. 2 a kind of tubular type bioreactor CO of the invention2It is anti-that aerator is applied to a kind of tubular type photo-biological
Answer device, including water tank 10, process pump 11, algae solution valve 12, light reaction pipeline 13.
During work, filter 1 is placed in water tank 10, microbubble liquid threeway 9 and light reaction pipeline 13 by screw thread or
Flange is attached；The dynamic cone rotor 7-3 of motor belt motor rotates at a high speed, by the liquid in water tank 10 through filter 1, Liquid valve
2nd, fluid flowmeter 3, gas-liquid mixed threeway 6, pump intake 7-1 are drawn into cone rotor labyrinth screw pump 7, while also by CO2—
Air gas mixture is drawn into cone rotor labyrinth through gas valve 4, gas flowmeter 5, gas-liquid mixed threeway 6, pump intake 7-1
Helicoidal pump 7, the flow of liquids and gases is controlled by adjusting the aperture of Liquid valve 2 and gas valve 4 respectively, liquid and
The flow value of gas is read by fluid flowmeter 3 and gas flowmeter 5 respectively；Cone rotor 7-3 small ends towards pump intake 7-1,
The big ends of cone rotor 7-3 are towards pitch and spiral groove depth phase between the screw thread of pump discharge 7-4, cone rotor 7-3 and stator 7-2
Deng oppositely oriented；Gas-liquid two-phase fluid is in the working cavity formed by cone rotor 7-3 and stator 7-2 with cone rotor
7-3 is circled and is axially moved, the air pocket at pump intake 7-1 by high speed, continuously step by step rub and shear,
Substantial amounts of micro-bubble doping at pump discharge 7-4 is ultimately formed to be flowed through microbubble fluid valve 8 and microbubble liquid threeway 9 in a liquid
Enter to light reaction pipeline 13.
Microalgae and nutrient solution in bioreactor are in the presence of process pump 11 along the recycle stream of light reaction pipeline 13
It is dynamic, being fully contacted between microalgae and micro-bubble is realized, so as to ensure that microalgae carries out complete photosynthesis.
The hole of filter 1 can so flow into cone rotor Mazy spiral less than the diameter of microalgae cell
Liquid in pump 7 does not contain microalgae cell, so as to avoid injury of the cone rotor labyrinth screw pump 7 to microalgae cell.
The preferred embodiments of the present invention are 300mm, pump intake side cone rotor and stator for the axial dimension of cone rotor
Gap be 0.3mm, the gap of pump discharge side cone rotor and stator is 0.1mm, due to the two rotary orientation conversely, gap again
It is smaller, thus bubble is sheared very carefully broken, reaches micron order.
It will be clear that the explanation above by reference to accompanying drawing to embodiment of the present invention is intended to explain it, without
It is interpreted as limitation of the present invention.Limited range of the present invention is referring to claim.Core situation of the present invention is not being departed from
Under, those skilled in the art do not spend creative work, to any modification of the invention and improvement, to part selected by the present invention
Equivalence replacement be within the scope of the present invention.
Claims (3)
1. a kind of tubular type bioreactor CO2 aerators, it is characterised in that：Including filter, Liquid valve, liquid flow
Gauge, gas valve, gas flowmeter, gas-liquid mixed threeway, cone rotor labyrinth screw pump, microbubble fluid valve and microbubble
Liquid threeway, wherein cone rotor labyrinth screw pump include pump intake, stator, cone rotor and pump discharge, and filter is placed in pipe
In the water tank of formula bioreactor, the light reaction pipeline of the threeway of microbubble liquid and tubular type bioreactor by screw thread or
Flange is attached；The dynamic cone rotor of motor belt motor rotates at a high speed, by the liquid in water tank through filter, Liquid valve, liquid
Flowmeter, gas-liquid mixed threeway, pump intake are drawn into cone rotor labyrinth screw pump, while also by CO2- air gas mixture
Cone rotor labyrinth screw pump, liquids and gases are drawn into through gas valve, gas flowmeter, gas-liquid mixed threeway, pump intake
Flow be controlled by adjusting the aperture of Liquid valve and gas valve respectively, the flow value of liquids and gases is respectively by liquid
Flowmeter body and gas flowmeter read；, towards pump intake, the big end of cone rotor is towards pump discharge, gas-liquid two for cone rotor small end
Phase fluid is circled and is axially moved in the working cavity formed by cone rotor and stator with cone rotor, pump
The air pocket of porch finally forms substantial amounts of small gas by high speed, continuously rubbing step by step and shearing at pump discharge
Bubble doping is flowed into light reaction pipeline through microbubble fluid valve and microbubble liquid threeway in a liquid.
2. a kind of tubular type bioreactor CO2 aerators according to claim 1, it is characterised in that：Cone rotor
Screw thread and stator screw thread, the two pitch and spiral groove depth be equal, and the two thread rotary orientation is opposite.
3. a kind of tubular type bioreactor CO2 aerators according to claim 1, it is characterised in that：Filter
Hole less than microalgae cell diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215301.7U CN206204319U (en) | 2016-11-11 | 2016-11-11 | A kind of tubular type bioreactor CO2 aerators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215301.7U CN206204319U (en) | 2016-11-11 | 2016-11-11 | A kind of tubular type bioreactor CO2 aerators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206204319U true CN206204319U (en) | 2017-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621215301.7U Withdrawn - After Issue CN206204319U (en) | 2016-11-11 | 2016-11-11 | A kind of tubular type bioreactor CO2 aerators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206204319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106434326A (en) * | 2016-11-11 | 2017-02-22 | 北京化工大学 | Tubular photobioreactor CO2 aerating device |
-
2016
- 2016-11-11 CN CN201621215301.7U patent/CN206204319U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106434326A (en) * | 2016-11-11 | 2017-02-22 | 北京化工大学 | Tubular photobioreactor CO2 aerating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170531 Effective date of abandoning: 20180921 |