CN201596667U - Spiral flow slurry bioreactor - Google Patents
Spiral flow slurry bioreactor Download PDFInfo
- Publication number
- CN201596667U CN201596667U CN2009202790184U CN200920279018U CN201596667U CN 201596667 U CN201596667 U CN 201596667U CN 2009202790184 U CN2009202790184 U CN 2009202790184U CN 200920279018 U CN200920279018 U CN 200920279018U CN 201596667 U CN201596667 U CN 201596667U
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- reactor
- spiral flow
- bioreactor
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- sidewall
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Abstract
The utility model relates to a spiral flow slurry bioreactor, belonging to the technical field of contamination soil biological treatment. The spiral flow slurry bioreactor comprises a main reactor, a ventilation system, a spiral flow propulsion system and a heating and temperature control system, wherein the main reactor consists of a reactor seal cover, a reactor lateral wall, a reactor base and a heating and temperature control system. The reactor lateral wall includes a reactor outer wall and a reactor inner wall, a heat insulation asbestos is disposed between the reactor outer wall and the reactor inner wall, the upper portion of the reactor lateral wall is provided with a to-be-processed soil inlet, the lower portion of the reactor lateral wall is provided with a processed soil outlet, the middle portion of the reactor lateral wall is provided with a soil sample port, the reactor seal cover is provided with a strain and nutrient filling hole and a temperature, pH and dissolved oxygen detector inserted hole, the ventilation system comprises an air pump, a vent pipe and an aeration plate, the vent pipe is mounted on the lower portion of the lateral wall of the main reactor, the aeration plate is installed under a spiral flow transmission shaft, and the spiral flow propulsion system consists of a spiral flow propeller, a transmission shaft and a spiral flow blade. The spiral flow slurry bioreactor has the advantages of high mass transfer efficiency, easy control and operation of running conditions, strong microorganism activity, high processing efficiency and the like.
Description
Technical field
The utility model belongs to contaminated soil biologic treating technique field, is specifically related to a kind of spiral flow mud bioreactor.
Background technology
Can combine closely with soil media after organic pollution enters soil, when the utilization bioanalysis was handled it, the bioavailability of organic pollution and the resistance to mass tranfer in the biodegradation process were to limit the key factor of its degradation efficiency.Therefore, receive much attention for the bioavailability that improves pollutant and the method research of mass transfer rate, many scholars are making great efforts biodegradable approach of organic pollution and the method in the feasible effective raising soil of seeking.
Biological puddling be newly-developed be a kind of biological treatment means of treatment media with the liquid phase, edaphon can fully be mixed with other additive, reduce the resistance to mass tranfer between pollutant and the degradation bacteria, thereby make pollutant, microorganism, dissolved oxygen and nutrients etc. have and transmit speed faster, improved the bioavailability of pollutant, from accelerating the clearance of pollutant in soil.Biological mud conditioning is used historical short on a large scale, needs to strengthen for the research of mud bioreactor aspect.
Summary of the invention
The purpose of this utility model provides a kind of spiral flow mud bioreactor.Particular content of the present utility model is as follows:
(1) spiral flow mud bioreactor is made up of with control system main body reactor, aerating system, spiral flow propulsion system, temperature heating.
(2) form with control system by reactor capping, sidewall of reactor, reactor base, temperature heating at main body reactor described in (1); Wherein sidewall of reactor comprises reactor outer wall and reactor wall, the insulation asbestos are housed between reactor outer wall and the inwall, sidewall of reactor top is provided with pending soil import, soil outlet after the set handling of sidewall of reactor bottom, the middle part is provided with the soil sample mouth, the reactor capping is provided with bacterial classification, nutrients adds mouth, and temperature, pH, dissolved oxygen detector insert mouth.
(3) be made up of air pump, breather pipe and aeration board in aerating system described in (1), its Center Vent tube is installed in main body sidewall of reactor bottom, and aeration board is installed in the below of spiral flow power transmission shaft.
(4) form by spiral flow propeller, power transmission shaft and spiral flow blade in spiral flow propulsion system described in (1).
The utlity model has mass-transfer efficiency height, service condition and be easy to control and operation, strong, the treatment effeciency advantages of higher of microbial activity.
Description of drawings
Accompanying drawing 1 is the perspective view of spiral flow mud bioreactor.1 is air pump in the accompanying drawing 1,2 is breather pipe, 3 is main body reactor outer wall, 4 are the insulation asbestos, and 5 is the main body reactor wall, and 6 are the soil sample mouth, 7 is processed soil, 8 is pending soil import, and 9 is the capping of main body reactor, and 10 is temperature, pH, dissolved oxygen detector insertion mouth, 11 is the spiral flow propeller, 12 is that bacterial classification, nutrients add mouth, and 13 is power transmission shaft, and 14 is the spiral flow blade, 15 is aeration board, 16 for handling back soil outlet, and 17 is reactor base, and 18 are temperature heating and controller.
The specific embodiment
Further specify the present invention below in conjunction with example.
Material:
(1) air pump, breather pipe, main body reactor outer wall, insulation asbestos, main body reactor wall, reactor base, the capping of main body reactor, spiral flow propeller, power transmission shaft, spiral flow blade, aeration board, temperature heating and controller.(2) polycyclic aromatic hydrocarbon pollution.(3) screen the polycyclic aromatic hydrocarbon aerobic degradation bacterium of taming out.
Embodiment
The capping of main body reactor, sidewall of reactor, reactor base, insulation asbestos, temperature heating and controller are formed the main body reactor, a pending soil import is set on sidewall of reactor top, soil outlet after the set handling of sidewall of reactor bottom, at the sidewall of reactor middle part soil sample mouth is set, offers two in the reactor capping simultaneously and insert mouth.The power transmission shaft that is connected to the spiral flow blade is connected on the spiral flow propeller.Air pump is connected to the aeration board of power transmission shaft below by the bottom of main body sidewall of reactor by breather pipe.
Adding the water ratio that buries by pending soil import is 1: 2 polycyclic aromatic hydrocarbon pollution, regulating its pH value is 7.0～7.5, in the ratio with soil quality is that 1: 1000 ratio adds sodium nitrate, is that 1: 2000 ratio adds sodium dihydrogen phosphate in the ratio with soil quality, by 10
7The ratio of individual bacterial strain/kg adds the polycyclic aromatic hydrocarbon aerobic degradation bacterium of having tamed.Open air pump, spiral flow motor, temperature heating and controller and move microbial augmentation treatment system 48 hours.Contaminated soil before and after handling is carried out the extraction and the mensuration of polycyclic aromatic hydrocarbon, the result shows: by 8.2mg/kg, the 6.3mg/kg, the 4.7mg/kg that handle after preceding 205.8mg/kg, 74.9mg/kg, 76.7mg/kg are reduced to processing, clearance is respectively 96.0%, 91.6%, 93.9% to the concentration of phenanthrene, anthracene, pyrene respectively.
Claims (4)
1. a spiral flow mud bioreactor is characterized in that, this reactor is made up of with control system main body reactor, aerating system, spiral flow propulsion system, temperature heating.
2. according to the described spiral flow mud of claim 1 bioreactor, it is characterized in that, the main body reactor of this spiral flow mud bioreactor is by the reactor capping, sidewall of reactor, reactor base, temperature heating and controller are formed, wherein sidewall of reactor comprises reactor outer wall and reactor wall, the insulation asbestos are housed between reactor outer wall and the inwall, sidewall of reactor top is provided with pending soil import, soil outlet after the set handling of sidewall of reactor bottom, the sidewall of reactor middle part is provided with the soil sample mouth, the reactor capping is provided with bacterial classification, nutrients adds mouth, temperature, pH, the dissolved oxygen detector inserts mouth.
3. according to the described spiral flow mud of claim 1 bioreactor, it is characterized in that, the aerating system of this spiral flow mud bioreactor is made up of air pump, breather pipe and aeration board, and its Center Vent tube is installed in main body sidewall of reactor bottom, and aeration board is installed in the below of spiral flow power transmission shaft.
4. according to the described spiral flow mud of claim 1 bioreactor, it is characterized in that the spiral flow propulsion system of this spiral flow mud bioreactor is made up of spiral flow propeller, power transmission shaft and spiral flow blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202790184U CN201596667U (en) | 2009-11-05 | 2009-11-05 | Spiral flow slurry bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202790184U CN201596667U (en) | 2009-11-05 | 2009-11-05 | Spiral flow slurry bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201596667U true CN201596667U (en) | 2010-10-06 |
Family
ID=42807714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202790184U Expired - Fee Related CN201596667U (en) | 2009-11-05 | 2009-11-05 | Spiral flow slurry bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201596667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143558A (en) * | 2013-04-02 | 2013-06-12 | 中国人民解放军后勤工程学院 | Anaerobic-aerobiotic repairing method of TNT (Trinitrotoluene) contaminated soil |
| CN110845003A (en) * | 2019-10-31 | 2020-02-28 | 天津大学 | Improved laboratory scale sequencing batch reactor system |
-
2009
- 2009-11-05 CN CN2009202790184U patent/CN201596667U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143558A (en) * | 2013-04-02 | 2013-06-12 | 中国人民解放军后勤工程学院 | Anaerobic-aerobiotic repairing method of TNT (Trinitrotoluene) contaminated soil |
| CN103143558B (en) * | 2013-04-02 | 2015-04-29 | 中国人民解放军后勤工程学院 | Anaerobic-aerobiotic repairing method of TNT (Trinitrotoluene) contaminated soil |
| CN110845003A (en) * | 2019-10-31 | 2020-02-28 | 天津大学 | Improved laboratory scale sequencing batch reactor system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20111105 |