CN101767893B - Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater - Google Patents
Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater Download PDFInfo
- Publication number
- CN101767893B CN101767893B CN2010101118341A CN201010111834A CN101767893B CN 101767893 B CN101767893 B CN 101767893B CN 2010101118341 A CN2010101118341 A CN 2010101118341A CN 201010111834 A CN201010111834 A CN 201010111834A CN 101767893 B CN101767893 B CN 101767893B
- Authority
- CN
- China
- Prior art keywords
- algae
- microalgae
- type pillar
- lift type
- air lift
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The invention discloses a device and a method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater, which belongs to the technical field of water pollution control. The device is arranged after secondary wastewater treatment, and nutrient elements of nitrogen, phosphorus and the like can be absorbed by the photosynthesis of algae cells, and thus, the nitrogen and phosphorus concentration in secondary wastewater treatment effluent can be further reduced, thereby lowering the risk of water bloom eruption because the sewage plant effluent is discharged behind scenic water; the device can be applied to the deep treatment of the wastewater. The growth rate of the algae cells and the nitrogen and phosphorus removal rate can be increased by taking Scenedesmus sp.LX1 as a nitrogen and phosphorus removal dominant algae by adopting an LED red and blue light source; and the algae density in a reactor and the nitrogen and phosphorus removal can be increased by adopting a membrane separation mode and a dense algae liquid reflux mode. Meanwhile, grease can be further extracted by separating the obtained dense algae liquid, and the wastewater is taken as the resource to produce the biological oil. The method has the advantages of good nitrogen and phosphorus removal effect, high economic benefit and the like.
Description
Technical field
The invention belongs to technical field of water pollution control, particularly utilize the device and method of microalgae to deeply treating wastewater coupling producing biological oil.
Background technology
Along with the development of economical activities of mankind, nutritive substances such as nitrogen phosphorus enter water body in a large number, and produce accumulation, enrichment, cause body eutrophication, cause the unusual breeding of algae (being mainly blue-green algae, green alga), and water quality is worsened rapidly.Control nitrogen phosphorus gets into water body, is the essential measure that prevents body eutrophication.Big quantity research shows both at home and abroad, and is though conventional sewage treatment process can be removed most of organic and inorganic pollutant in the sewage, relatively poor to the removal effect of phosphorus and nitrogen.The phosphor-removing effect of chemical method is good, but the chemical agent cost is high, and the mud of generation is difficult to handle.The research that utilizes frustule to remove nitrogen phosphorus in the sewage has in recent years attracted increasing concern.On the basis of algae kind screening, make up the microalgae photobiological reactor assembly of economical and efficient denitrogenation dephosphorizing, significant for preventing body eutrophication.
Summary of the invention
The purpose of this invention is to provide a kind of device and method that utilizes the microalgae to deeply treating wastewater coupling producing biological oil.
Utilize the device of microalgae to deeply treating wastewater coupling producing biological oil; It is characterized in that: this apparatus main body is an air lift type pillar bioreactor; The grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation in air lift type pillar bioreactor, aerating apparatus is connected with air lift type pillar bioreactor, and the sewage water feed apparatus is connected with air lift type pillar bioreactor through mixing tank; Air lift type pillar bioreactor links to each other with membrane separation unit; Sewage (the tertiary treatment water outlet of low nitrogen and phosphorus content) through after the crown_interception acquisition processing of film concentrates the dense algae liquid that obtains and is divided into two portions, and a part is gathered in the crops; A part refluxes; The dense algae liquid that refluxes gets into air lift type pillar bioreactor through mixing tank, and through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor, the dense algae liquid of results is used to prepare bio oil.
Said air lift type pillar bioreactor adopts the red blue light source of LED, solar source, and perhaps solar source is used any one among the red blue light source three of LED (Light Emitting Diode).In the red blue light source of LED, the ruddiness optimal wavelength is at 590～710nm, and the blue light optimal wavelength is at 380～510nm.Generally speaking, the red blue light source of LED is used to increase total intensity of illumination, and is used to prolong the illumination cultivation time, and the use of the red blue light source of LED can improve the frustule growth velocity and nitrogen phosphorus is removed speed.
Said aerating apparatus is by pneumatic pump and compression CO
2Jar is formed, and provides to air lift type pillar bioreactor to contain 5% (volume percent) CO
2Air.
Adopt above-mentioned device to utilize the method for microalgae to deeply treating wastewater coupling producing biological oil; It is characterized in that: utilize sewage second-level treat effluent culturing microalgae; The grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation is containing 5% (volume percent) CO in air lift type pillar bioreactor
2Air aeration and illumination condition under, through the photosynthesis absorbed nitrogen phosphorus of frustule, reduce the concentration of nitrogen and phosphorus in the sewage; Through membrane separation unit frustule is held back, obtained the tertiary treatment water outlet, concentrate the dense algae liquid that obtains and be divided into two portions; Part results; A part refluxes, and the dense algae liquid of backflow gets into air lift type pillar bioreactor, through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor; The dense algae liquid of results passes through further to concentrate, grease extracts and transesterification reaction, the preparation bio oil.
The second pond water outlet that said sewage second-level treat effluent is the sewage second-level treatment process.
In the said illumination condition, total intensity of illumination is 1000～1400lux, and Light To Dark Ratio is 12h: 12h～14h: 10h.
In the said illumination condition, adopt the red blue light source of LED, solar source, perhaps solar source is used any one among the red blue light source three of LED.
The scope of the ratio of the ruddiness blue light intensity of illumination of said red blue light source is 1: 1 to 5: 1.
The inoculum density of said grease-contained denitrogenation dephosphorizing advantage algae kind is 1 * 10
5～10 * 10
5Individual mL
-1
Said grease-contained denitrogenation dephosphorizing advantage algae kind is fresh water grid algae Scenedesmus sp.LX1 (algae kind preserving number is CGMCC 3036).
Utilize the concrete steps of the method for microalgae to deeply treating wastewater coupled biological oil production to be:
(1) inoculation grid algae algae kind in bioreactor, initial inoculation density is 1 * 10
5～10 * 10
5Individual mL
-1
(2) (total intensity of illumination is 1000～400lux at illumination condition; Light To Dark Ratio is 12h: 12h～14h: 10h; Adopt the red blue light source of LED, solar source, perhaps solar source is used any one among the red blue light source three of LED, in the red blue light source of LED; The scope of the ratio of the ruddiness blue light intensity of illumination of red blue light source is 1: 1 to 5: 1; The ratio of preferred ruddiness blue light intensity of illumination is 5: 1) under, frustule growth velocity in the bioreactor and nitrogen phosphorus are removed speed and are all obtained promoting that the nitrogen phosphorus maximum material removal rate in the sewage second-level treat effluent can reach 97%～98%;
(3) system can improve nitrogen phosphorus and remove speed through the interior algae cell density of mode augmenting response device that membrane separation unit and dense algae liquid reflux;
(4) through membrane separation unit frustule is held back, thus the final tertiary treatment water outlet that obtains low nitrogen and phosphorus content;
(5) the dense algae liquid that separates results through further concentrate, grease extracts and transesterification reaction the preparation bio oil;
The said second pond water outlet that utilizes the process object of the oily method of producing of microalgae to deeply treating wastewater coupled biological for the sewage second-level treatment process.
Beneficial effect of the present invention is: the grid algae in the method for microalgae to deeply treating wastewater coupling producing biological oil (Scenedesmus sp.LX1) is a denitrogenation dephosphorizing advantage algae kind, under aeration and illumination condition, through the photosynthesis absorbed nitrogen phosphorus of frustule; Reduce the concentration of nitrogen and phosphorus in the sewage; Adopt the red blue light source of LED, can improve frustule growth velocity and nitrogen phosphorus and remove speed, the mode that adopts membrane sepn and dense algae liquid to reflux; The algae cell density and the nitrogen phosphorus that can improve in the reactor drum are removed speed; Obtain the tertiary treatment water outlet of low nitrogen and phosphorus content, thereby reduce the risk that sewage effluents is discharged into outburst wawter bloom behind the landscape water body, can be applicable to the advanced treatment of sewage.Separate simultaneously results dense algae liquid can through further concentrate, grease extracts and transesterification reaction prepares bio oil, is that resource is produced bioenergy with sewage.
Description of drawings
The growing state contrast of Fig. 1 grid algae LX1 under white light and the red blue light illumination condition of LED;
The nitrogen phosphorus removal situation contrast of Fig. 2 grid algae LX1 under white light and the red blue light illumination condition of LED;
The growing state of Fig. 3 grid algae LX1 in actual cities sewage secondary treatment yielding water;
Fig. 4 utilizes the device synoptic diagram of microalgae to deeply treating wastewater coupling producing biological oil;
Label among the figure: 1, sewage water feed apparatus; 2, mixing tank; 3, air lift type pillar bioreactor; 4, the red blue light source of LED; 5, aerating apparatus; 6, membrane separation unit; 7, bio oil.
Embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is further specified:
(total nitrogen and total phosphorus are respectively 15mgL to the substratum of human configuration
-1And 1.5mgL
-1, all the other components are with the BG11 substratum of dilution 50%) and middle inoculation grid algae LX1, initial inoculation density is about 6 * 10
5Individual mL
-1, under the condition of white light and the red blue light of LED different ratios (Light To Dark Ratio 14h: 10h, intensity of illumination 1400lux), cultivate.
Ruddiness and blue light that frustule chlorophyll mainly absorbs in the natural light are used for photosynthesis, under equal intensity of illumination, are light source with the red blue light of LED therefore, and the growth velocity of grid algae LX1 can obviously be promoted.From inoculating back beginning in the 1st day, the algae cell density of grid algae LX1 i.e. situation when being light source with the white light, grows into stationary phase until frustule.With the white light is light source, and grid algae LX1 grows to about the 14th day and gets into stationary phase; With the red blue light of LED is light source, because growth velocity has obtained promotion, grid algae LX1 grows to about the 10th day and promptly gets into stationary phase (Fig. 1).
Grid algae LX1 culture condition and illumination condition are with embodiment 1.
Because the growth velocity of grid algae LX1 has obtained promotion (embodiment 1) under the red blue light source of LED, so the speed of frustule removal nitrogen phosphorus also can be improved significantly.Under the red blue light source of LED, from inoculating back beginning in the 1st day, the situation the when total nitrogen content in the substratum promptly is starkly lower than and is light source with the white light, the total nitrogen in substratum almost completely is removed.With the white light is light source, is cultured to the 12nd day left and right sides nitrogen removal rate and can reaches 97%; With the red blue light of LED is light source, is cultured to the 9th day left and right sides nitrogen removal rate and can reaches 97% (Fig. 2 (a)).
Grid algae LX1 is similar with total nitrogen to the promotion of total phosphorus removal under the red blue light source of LED.With the white light is light source, cultivates that the clearance of total phosphorus is 98% after 6 days; With the red blue light of LED is light source, and the clearance that is cultured to the 2nd day total phosphorus can reach 98% (Fig. 2 (b)).
Second pond water outlet with certain city domestic sewage treatment plant is a substratum; Directly (secondary treatment yielding water do not filter, unsterilised) cultivated grid algae LX1; The condition of water quality of secondary treatment yielding water is as shown in table 1, and culture condition is: white light intensity of illumination 1400lux, Light To Dark Ratio 14h: 10h, 25 ℃ of temperature, relative humidity 75%.The initial inoculation density of grid algae LX1 is 5 * 10
6Individual mL
-1
Table 1
The water-quality guideline desired value
Total nitrogen (mgL
-1) 22.2 ± 0.2
Ammonia nitrogen (mgL
-1) do not detect
Total phosphorus (mgL
-1) 0.48 ± 0.02
COD
Cr(mg·L
-1) 15.6±3.2
Suspended substance (mgL
-1) 6.2 ± 0.8
pH 7.04
Turbidity (NTU) 1.08
Grid algae LX1 is grown in the pollution that whole culturing process does not receive assorted bacterium or assorted algae, is cultured to the stationary phase that grows into of the 8th day left and right sides grid algae LX1, and maximum algae cell density is about 2 * 10
8Individual mL
-1(Fig. 3).
Cultivate after 10 days, grid algae LX1 is respectively 41.4% (phosphorus source relative deficiency cause nitrogen removal rate lower) and 99% to the clearance of total nitrogen and total phosphorus, and the frustule living weight is 0.26gL
-1(dry weight), grease yield are 85mgL
-1(dry weight), unit frustule grease percentage composition is 33%.
Utilize the device of microalgae to deeply treating wastewater coupling producing biological oil; This device synoptic diagram is as shown in Figure 4, and this apparatus main body is an air lift type pillar bioreactor 3, the grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation in air lift type pillar bioreactor 3; Aerating apparatus 5 is connected with air lift type pillar bioreactor 3; Sewage water feed apparatus 1 is connected with air lift type pillar bioreactor 3 through mixing tank 2, and air lift type pillar bioreactor 3 links to each other with membrane separation unit 6, the sewage after handling through the crown_interception acquisition of film; Concentrate the dense algae liquid that obtains and be divided into two portions; Part results, a part refluxes, and the dense algae liquid that refluxes gets into air lift type pillar bioreactor 3 through mixing tank 2; Through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor 3, the dense algae liquid of results is used to prepare bio oil 7.
Said air lift type pillar bioreactor 3 adopts the red blue light source of LED 4, solar source, and perhaps solar source is used any one among red blue light source 4 threes of LED.
Said aerating apparatus 5 is by pneumatic pump and compression CO
2Jar is formed, and provides to air lift type pillar bioreactor 3 to contain 5% (volume percent) CO
2Air.
The above-mentioned second pond water outlet that utilizes the apparatus processes object of microalgae to deeply treating wastewater coupling producing biological oil for the sewage second-level treatment process.
Utilize the second pond water outlet of the apparatus processes sewage second-level treatment process of embodiment 4 described microalgae to deeply treating wastewater coupling producing biological oils; Utilize sewage second pond water outlet culturing microalgae; The grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation in air lift type pillar bioreactor; Grease-contained denitrogenation dephosphorizing advantage algae kind is fresh water grid algae Scenedesmus sp.LX1 (algae kind preserving number is CGMCC 3036), is containing 5% (volume percent) CO
2The irradiation of air aeration and solar source be used under the condition of the red blue light source of LED (Light Emitting Diode), through the photosynthesis absorbed nitrogen phosphorus of frustule, reduce the concentration of nitrogen and phosphorus in the sewage; Through membrane separation unit frustule is held back, obtained the tertiary treatment water outlet of low nitrogen and phosphorus content, concentrate the dense algae liquid that obtains and be divided into two portions; Part results; A part refluxes, and the dense algae liquid of backflow gets into air lift type pillar bioreactor, through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor; The dense algae liquid of results passes through further to concentrate, grease extracts and transesterification reaction, the preparation bio oil.
Utilize in the device of microalgae to deeply treating wastewater coupling producing biological oil the major equipment explanation as follows:
1. sewage water feed apparatus, flooding velocity 2Lmin
-1
2. mix to irritate, what be used to into water and backflow algae liquid mixes inside diameter D=400mm, height H=350mm, hydraulic detention time HRT=10min;
3. air lift type pillar bioreactor, cubic capacity V=700L, the inside diameter D=300mm of single column reactor, height H=2200mm, hydraulic detention time HRT=10h;
4. illumination condition is that solar source is used the red blue light source 4 of LED, total intensity of illumination 1400lux, and Light To Dark Ratio 14h: 10h, the ratio of the ruddiness blue light intensity of illumination of the red blue light source of LED is 5: 1;
5. aeration (contains 5%CO
2Air) device, regulate aeration rate according to the algae cell density in the reactor drum;
6. membrane separation unit, cubic capacity V=210L, inside diameter D=500mm; Height H=1400mm; Hydraulic detention time HRT=1h, the crown_interception through film can obtain the clear water of low nitrogen and phosphorus content, concentrates the dense algae liquid part results that obtain; A part refluxes, through the algae cell density of adjustment reflux ratio in can controlling reactor;
7. dense algae liquid further concentrates, grease extracts and transesterification reaction, the preparation bio oil.
Except the ratio of the ruddiness blue light intensity of illumination of the red blue light source of LED is 4: 1, all the other are identical with embodiment 5.
Except the ratio of the ruddiness blue light intensity of illumination of the red blue light source of LED is 3: 1, all the other are identical with embodiment 5.
Claims (9)
1. utilize the device of microalgae to deeply treating wastewater coupling producing biological oil; It is characterized in that: this apparatus main body is an air lift type pillar bioreactor (3); The grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation in air lift type pillar bioreactor (3), said grease-contained denitrogenation dephosphorizing advantage algae kind is fresh water grid algae Scenedesmus sp.LX1, algae kind preserving number is CGMCC 3036; Aerating apparatus (5) is connected with air lift type pillar bioreactor (3); Sewage water feed apparatus (1) is connected with air lift type pillar bioreactor (3) through mixing tank (2), and air lift type pillar bioreactor (3) links to each other with membrane separation unit (6), the sewage after handling through the crown_interception acquisition of film; Concentrate the dense algae liquid that obtains and be divided into two portions; Part results, a part refluxes, and the dense algae liquid that refluxes gets into air lift type pillar bioreactor (3) through mixing tank (2); Through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor (3), the dense algae liquid of results is used to prepare bio oil (7).
2. the device that utilizes the microalgae to deeply treating wastewater coupling producing biological oil according to claim 1; It is characterized in that: said air lift type pillar bioreactor (3) adopts the red blue light source of LED (4), solar source, and perhaps solar source is used any one among the red blue light source of LED (4) three.
3. the device that utilizes the microalgae to deeply treating wastewater coupling producing biological oil according to claim 1 is characterized in that: said aerating apparatus (5) is by pneumatic pump and compression CO
2Jar is formed, and provides to air lift type pillar bioreactor (3) to contain volume percent 5%CO
2Air.
4. adopt the described device of claim 1 to utilize the method for microalgae to deeply treating wastewater coupling producing biological oil; It is characterized in that: utilize sewage second-level treat effluent culturing microalgae; The grease-contained denitrogenation dephosphorizing advantage algae kind of inoculation in air lift type pillar bioreactor (3); Said grease-contained denitrogenation dephosphorizing advantage algae kind is fresh water grid algae Scenedesmus sp.LX1, and algae kind preserving number is CGMCC 3036, is containing volume percent 5%CO
2Air aeration and illumination condition under, through the photosynthesis absorbed nitrogen phosphorus of frustule, reduce the concentration of nitrogen and phosphorus in the sewage second-level treat effluent; Through membrane separation unit (6) frustule is held back, obtained the tertiary treatment water outlet, concentrate the dense algae liquid that obtains and be divided into two portions; Part results; A part refluxes, and the dense algae liquid of backflow gets into air lift type pillar bioreactor (3), through the algae cell density in the adjustment control of reflux ratio air lift type pillar bioreactor (3); The dense algae liquid of results passes through further to concentrate, grease extracts and transesterification reaction, the preparation bio oil.
5. the method for utilizing the microalgae to deeply treating wastewater coupling producing biological oil according to claim 4 is characterized in that: the second pond water outlet that said sewage second-level treat effluent is the sewage second-level treatment process.
6. the method for utilizing the microalgae to deeply treating wastewater coupling producing biological oil according to claim 4 is characterized in that: in the said illumination condition, total intensity of illumination is 1000～1400lux, and Light To Dark Ratio is 12h: 12h～14h: 10h.
7. the method for utilizing the microalgae to deeply treating wastewater coupling producing biological oil according to claim 4; It is characterized in that: in the said illumination condition; Adopt the red blue light source of LED (4), solar source, perhaps solar source is used any one among the red blue light source of LED (4) three.
8. the method for utilizing the microalgae to deeply treating wastewater coupling producing biological oil according to claim 7 is characterized in that: the scope of the ratio of the ruddiness blue light intensity of illumination of said red blue light source is 1: 1 to 5: 1.
9. the method for utilizing the microalgae to deeply treating wastewater coupling producing biological oil according to claim 4 is characterized in that: the inoculum density of said grease-contained denitrogenation dephosphorizing advantage algae kind is 1 * 10
5～10 * 10
5Individual mL
-1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101118341A CN101767893B (en) | 2010-02-11 | 2010-02-11 | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101118341A CN101767893B (en) | 2010-02-11 | 2010-02-11 | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101767893A CN101767893A (en) | 2010-07-07 |
| CN101767893B true CN101767893B (en) | 2012-11-14 |
Family
ID=42501021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101118341A Expired - Fee Related CN101767893B (en) | 2010-02-11 | 2010-02-11 | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101767893B (en) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102443542B (en) * | 2010-10-15 | 2013-07-17 | 江南大学 | High-density culture process of autotrophic oil-producing microalgae |
| CN102583767B (en) * | 2011-01-14 | 2013-11-20 | 江南大学 | System for treating sewage and producing biological oil by using microalgae and method |
| CN102943044B (en) * | 2012-08-31 | 2015-05-27 | 新奥科技发展有限公司 | Scenedesmus sp. and use thereof |
| CN103484374B (en) * | 2013-10-14 | 2015-01-14 | 哈尔滨工业大学 | Scenedesmus obliquus capable of synchronously processing municipal sewage and accumulating grease |
| CN103789195A (en) * | 2014-01-16 | 2014-05-14 | 浙江海洋学院 | Membrane microalgae photobioreactor for realizing in-situ solid-liquid separation and culture method thereof |
| CN103966272A (en) * | 2014-05-05 | 2014-08-06 | 北京航空航天大学 | Method for purifying sewage and accumulating grease by using microalgae |
| CN104017726A (en) * | 2014-06-30 | 2014-09-03 | 张玟籍 | Built-in light source bioreactor and microalgae culture method |
| CN104787892B (en) * | 2015-03-27 | 2016-08-03 | 沈阳航空航天大学 | Microalgae sewage ecological treatment system in airtight nano biological film |
| CN106892529A (en) * | 2015-12-18 | 2017-06-27 | 王冰 | A kind of many technology coupling purification high salt water systems based on microalgae |
| CN105621789B (en) * | 2015-12-21 | 2018-07-17 | 浙江清华长三角研究院 | A kind of biogas slurry treatment device and method based on microdisk electrode |
| CN106221893A (en) * | 2016-08-30 | 2016-12-14 | 南宁华侨投资区政孙贸易有限公司 | A kind of preparation method of microalgae biodiesel |
| CN106318606A (en) * | 2016-08-30 | 2017-01-11 | 南宁华侨投资区政孙贸易有限公司 | Method for preparing biodiesel from algae as raw material |
| CN106281640A (en) * | 2016-08-30 | 2017-01-04 | 南宁华侨投资区政孙贸易有限公司 | A kind of method preparing microalgae biodiesel |
| CN106221888A (en) * | 2016-08-30 | 2016-12-14 | 南宁华侨投资区政孙贸易有限公司 | A kind of production method of microalgae biodiesel |
| CN106281639A (en) * | 2016-08-30 | 2017-01-04 | 南宁华侨投资区政孙贸易有限公司 | A kind of synthetic method of microalgae biodiesel |
| CN106147994A (en) * | 2016-08-30 | 2016-11-23 | 南宁华侨投资区政孙贸易有限公司 | A kind of production method of biodiesel |
| CN106281641A (en) * | 2016-08-30 | 2017-01-04 | 南宁华侨投资区政孙贸易有限公司 | A kind of method preparing microalgae biodiesel by esterification |
| CN106190537A (en) * | 2016-08-30 | 2016-12-07 | 南宁华侨投资区政孙贸易有限公司 | A kind of processing method of microalgae biodiesel |
| CN106190536A (en) * | 2016-08-30 | 2016-12-07 | 南宁华侨投资区政孙贸易有限公司 | A kind of preparation method of microalgae biodiesel |
| CN106318597A (en) * | 2016-08-30 | 2017-01-11 | 南宁华侨投资区政孙贸易有限公司 | Method for preparing biodiesel from microalgal oil as raw material |
| CN106147995A (en) * | 2016-08-30 | 2016-11-23 | 南宁华侨投资区政孙贸易有限公司 | A kind of preparation method of biodiesel |
| CN106467854A (en) * | 2016-08-30 | 2017-03-01 | 南宁华侨投资区政孙贸易有限公司 | A kind of method that employing microalgae prepares biodiesel |
| CN107265650A (en) * | 2017-07-28 | 2017-10-20 | 哈尔滨工业大学 | A kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis |
| CN108217964B (en) * | 2018-02-09 | 2020-09-11 | 清华大学深圳研究生院 | Advanced sewage treatment device and method |
| CN111072215B (en) * | 2018-10-18 | 2021-11-12 | 中国石油化工股份有限公司 | Terephthalic acid wastewater treatment and resource utilization method |
| CN109319945A (en) * | 2018-10-23 | 2019-02-12 | 浙江海洋大学 | A kind of microbial treatment method and processor of oily waste water |
| CN115287192B (en) * | 2022-08-30 | 2024-04-19 | 华南理工大学 | Method for co-production of high-protein biomass by utilizing oil-producing microalgae to efficiently photosynthetic carbon fixation and application of method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565674A (en) * | 2009-05-13 | 2009-10-28 | 清华大学 | Low-nutrition scenedesmus and application thereof in sewage deep treatment |
-
2010
- 2010-02-11 CN CN2010101118341A patent/CN101767893B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565674A (en) * | 2009-05-13 | 2009-10-28 | 清华大学 | Low-nutrition scenedesmus and application thereof in sewage deep treatment |
Non-Patent Citations (2)
| Title |
|---|
| 康瑞娟等.用于微藻培养的气升式光生物反应器.《化学反应工程与工艺》.2001,第17卷(第1期),第55-59页. * |
| 胡洪营等.基于微藻细胞培养的水质深度净化与高价值生物质生产耦合技术.《生态环境学报》.2009,第18卷(第3期),第1122-1127页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101767893A (en) | 2010-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101767893B (en) | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater | |
| Ting et al. | Progress in microalgae cultivation photobioreactors and applications in wastewater treatment: A review | |
| Gao et al. | A novel algal biofilm membrane photobioreactor for attached microalgae growth and nutrients removal from secondary effluent | |
| Sukačová et al. | Phosphorus removal using a microalgal biofilm in a new biofilm photobioreactor for tertiary wastewater treatment | |
| Tao et al. | Enhanced biomass/biofuel production and nutrient removal in an algal biofilm airlift photobioreactor | |
| CN103910434B (en) | To exceed standard the membrane type bioreactor of nitrogen phosphorus and treatment process thereof for the treatment of natural pond liquid | |
| CN101285075B (en) | Coupling process of marsh gas fermentation and culture of autotrophic freshwater microalgae | |
| CN106396112B (en) | A kind of helotisn purifies the composite system of high ammonia nitrogen pig raising biogas slurry in conjunction with biological floating bed technology | |
| JP2022107657A (en) | Culture medium sterilized for microalgae high-density culture, and air compression, air cooling, carbon dioxide automatic supplied, sealed vertical photobioreactor, harvesting, drying apparatus, and air and water purification method using the same, characterized in that to provide carbon dioxide biomass conversion fixed | |
| JP2017507780A (en) | Large-scale optical capture bioreactor for water purification and operation method | |
| Fallowfield et al. | The photosynthetic treatment of pig slurry in temperate climatic conditions: a pilot-plant study | |
| CN102382769B (en) | By iron trichloride throwing out microalgae and the recycling of cultivating water body | |
| CN105906150A (en) | Sewage treatment system and technology for river ways in city | |
| CN103484370B (en) | A kind of method utilizing farm animal excrement waste water to cultivate spirulina | |
| CN105174476A (en) | Activated sludge and microalgae coupled granular system for waste water treatment and establishment and operation method thereof | |
| CN102392052A (en) | Biogas purification method by culturing autotrophic freshwater microalgae with biogas slurry | |
| CN106430820B (en) | A kind of biological treatment device and its technique of high ammonia nitrogen pig raising biogas slurry | |
| CN112919641B (en) | Method and treatment device for denitrification and dephosphorization by utilizing microalgae | |
| CN105060463A (en) | Wastewater treatment method adopting O2 produced by photosynthetic organisms to replace traditional aeration as well as application | |
| CN103274527B (en) | Continuous system for treating organic wastewater by using microalgae | |
| CN109626584A (en) | A kind of method of microalgae processing sauce waste water | |
| CN104787975B (en) | The complex ecological water treatment system that a kind of low temperature season runs | |
| CN107083322A (en) | A kind of multilayer micro algae growth equipment for breeding | |
| CN105621789A (en) | Microalgal culture based biogas liquid treatment device and method | |
| CN101503264A (en) | Method for ectopically and ecologically repairing eutrophication water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20220211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |