CN110643514A - Method for culturing porphyridium by using culture wastewater - Google Patents
Method for culturing porphyridium by using culture wastewater Download PDFInfo
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- CN110643514A CN110643514A CN201910971144.4A CN201910971144A CN110643514A CN 110643514 A CN110643514 A CN 110643514A CN 201910971144 A CN201910971144 A CN 201910971144A CN 110643514 A CN110643514 A CN 110643514A
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
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- C12M23/18—Open ponds; Greenhouse type or underground installations
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
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Abstract
The invention discloses a method for culturing porphyridium by using culture wastewater, which comprises the following steps: (1) establishing the culture pond, arranging a water inlet pipe and a water outlet pipe in the culture pond, erecting at least one conveying net body in the culture pond, vertically expanding the conveying branch pipes below the conveying net body in the culture pond, and enabling the lower ends of the conveying branch pipes to be close to the bottom of the culture pond; (2) discharging the treated wastewater of the farm into the culture pond through the water inlet pipe, and basically submerging the branch conveying pipe; (3) and periodically discharging carbon dioxide gas into the culture pond through the conveying net body. The method utilizes the culture wastewater rich in carbon nitrogen organic matters to culture porphyridium, realizes the reutilization of waste resources, reduces the environmental pollution, saves the production cost, and has good social benefit, economic benefit and ecological benefit.
Description
Technical Field
The invention relates to the field of microalgae cultivation, in particular to a method for cultivating porphyridium by using cultivation wastewater.
Background
Porphyridium is a unicellular algae plant of porphyridium, is mostly spherical, is bloodred or dark purple red, is bred by cell division, is gathered together irregularly, and is widely distributed all over the world.
The porphyridium is rich in high-value bioactive substances such as phycobiliprotein, polyunsaturated fatty acid (mainly AA and EPA), extracellular polysaccharide and the like, and has wide application prospect in the fields of medicine and fine chemical engineering. Meanwhile, the porphyridium has the advantages of rapid growth and short generation time, and can realize high-density culture, and the existing research shows that the carbon and nitrogen content is a main factor influencing the growth of the porphyridium, other trace elements can influence the growth of the porphyridium, and the porphyridium is easy to gather and can influence the subsequent growth.
On the other hand, in the livestock breeding industry in China, a large amount of wastes generated in the breeding process, such as excrement and wastewater, are rich in a large amount of organic matters and high in carbon and nitrogen content, but the utilization cost of the existing biogas data is high, the small-sized farm mainly aims at profit, the concentration of pollutants discharged by the breeding wastewater can meet the discharge standard requirement, and the waste water cannot be deeply treated and recycled basically, so that a large amount of resources are wasted.
Therefore, it is necessary to provide a further solution to the above problems.
Disclosure of Invention
The invention aims to provide a method for culturing porphyridium by using culture wastewater, so as to overcome the defects in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a method for culturing porphyridium by using culture wastewater comprises a culture pond and a conveying net body, wherein the conveying net body comprises a conveying plate, a main conveying pipe connected with the conveying plate and a plurality of flexible branch conveying pipes connected below the conveying plate, a plurality of through holes are formed in the pipe body of each branch conveying pipe, the main conveying pipe is communicated with the branch conveying pipes through the conveying plate, and the culture method comprises the following steps:
(1) establishing the culture pond, arranging a water inlet pipe and a water outlet pipe in the culture pond, erecting at least one conveying net body in the culture pond, vertically expanding the conveying branch pipes below the conveying net body in the culture pond, and enabling the lower ends of the conveying branch pipes to be close to the bottom of the culture pond;
(2) discharging the treated wastewater of the farm into the culture pond through the water inlet pipe, and basically submerging the branch conveying pipe;
(3) and periodically discharging carbon dioxide gas into the culture pond through the conveying net body.
Preferably, seawater is periodically discharged into the culture pond through the conveying net body.
Preferably, the seawater and the carbon dioxide gas are alternately discharged into the culture pond.
Preferably, the waste water of the farm is discharged into the culture pond after solid impurities are removed and disinfected.
Preferably, a gravity plate is connected to the lower end of the branch delivery pipe.
Preferably, a first illumination component facing the water surface is arranged on the gravity plate, and the first illumination component is started according to requirements.
Preferably, the illumination intensity of the first illumination component is 3000-.
Preferably, the conveying net body is erected in the culture pond through a rotating shaft, and the conveying net body is periodically rotated.
Preferably, the delivery pipe is a hose with a rough outer surface.
Preferably, a second illumination component facing the water surface is arranged above the culture pond, and the second illumination component is started according to requirements.
Preferably, the illumination intensity of the second illumination component is 3000-.
Compared with the prior art, the invention has the beneficial effects that:
(1) the method utilizes the culture wastewater rich in carbon nitrogen organic matters to culture porphyridium, realizes the reutilization of waste resources, reduces the environmental pollution, saves the production cost, and has good social benefit, economic benefit and ecological benefit.
(2) According to the invention, the conveying net body is utilized, on one hand, a channel is provided for conveying nutrients such as carbon dioxide gas and seawater, large-area release is realized, and the dissolving uniformity is improved; on the other hand, the flowing of the nutrients drives the flexible branch conveying pipe to disturb and stir the water body, so that the adhesion and deposition of the porphyridium in the growth process are prevented, and the growth of the porphyridium is prevented from being influenced.
(3) The invention utilizes carbon dioxide gas and seawater to supplement nutrients required by the culture of the porphyridium, supplements carbon content and other trace elements in water and promotes the growth of the porphyridium.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of a transportation net according to an embodiment of the present invention;
fig. 3 is a partially enlarged perspective view of the delivery pipe according to an embodiment of the present invention.
Specifically, 1-culture pond, 11-water inlet pipe, 12-water outlet pipe, 2-conveying net body, 21-conveying plate, 22-total conveying pipe, 23-branch conveying pipe, 231-through hole and 24-gravity plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The disclosure may be understood more readily by reference to the following detailed description of preferred embodiments of the invention and the examples included therein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control. The term "prepared from …" as used herein is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
The conjunction "consisting of …" excludes any unspecified elements, steps or components. If used in a claim, the phrase is intended to claim as closed, meaning that it does not contain materials other than those described, except for the conventional impurities associated therewith. When the phrase "consisting of …" appears in a clause of the subject matter of the claims rather than immediately after the subject matter, it defines only the elements described in the clause; other elements are not excluded from the claims as a whole.
When an amount, concentration, or other value or parameter is expressed as a range, preferred range, or as a range of upper preferable values and lower preferable values, this is to be understood as specifically disclosing all ranges formed from any pair of any upper range limit or preferred value and any lower range limit or preferred value, regardless of whether ranges are separately disclosed. For example, when a range of "1 to 5" is disclosed, the described range should be interpreted to include the ranges "1 to 4", "1 to 3", "1 to 2 and 4 to 5", "1 to 3 and 5", and the like. When a range of values is described herein, unless otherwise stated, the range is intended to include the endpoints thereof and all integers and fractions within the range.
The singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. "optional" or "any" means that the subsequently described event or events may or may not occur, and that the description includes instances where the event occurs and instances where it does not.
Approximating language, as used herein throughout the specification and claims, is intended to modify a quantity, such that the invention is not limited to the specific quantity, but includes portions that are literally received for modification without substantial change in the basic function to which the invention is related. Accordingly, the use of "about" to modify a numerical value means that the invention is not limited to the precise value. In some instances, the approximating language may correspond to the precision of an instrument for measuring the value. In the present description and claims, range limitations may be combined and/or interchanged, including all sub-ranges contained therein if not otherwise stated.
In addition, the indefinite articles "a" and "an" preceding an element or component of the invention are not intended to limit the number requirement (i.e., the number of occurrences) of the element or component. Thus, "a" or "an" should be read to include one or at least one, and the singular form of an element or component also includes the plural unless the stated number clearly indicates that the singular form is intended.
Example 1:
(1) referring to fig. 1, a culture tank 1 is established, and a water inlet pipe 11 and a water outlet pipe 12 are provided in the culture tank 1 to discharge or discharge a water body in the culture tank 1. The conveying net bodies 2 are erected in the culture pond 1, the number of the conveying net bodies 2 is selected according to the area of the culture pond 1, and the skilled person can set and select according to the uniformity of feeding of nutrients and the disturbance circulation of the water body by utilizing the conveying net bodies. Need notice when erectting the transportation network body 2 and make the branch conveyer pipe 23 of transportation network body 2 below expand perpendicularly in cultivateing pond 1, and its lower extreme is close to the bottom of the pool of cultivateing pond 1, realizes fully extending branch conveyer pipe 23, does benefit to the smooth and easy of nourishment transport to and fully rock, flow in order to realize the water.
Specifically, referring to fig. 2-3, the conveying net body 2 includes a conveying plate 21, a plurality of flexible sub-conveying pipes 23 connected below the conveying plate 21, and a main conveying pipe 22, wherein a plurality of through holes 231 are formed in a pipe body of the sub-conveying pipes 23, and the main conveying pipe 22 is communicated with the sub-conveying pipes 23 through the conveying plate 21.
The sub-delivery pipe 23 is preferably a hose with a rough outer surface, so that bubbles of released carbon dioxide can be attached to the pipe wall for a period of time during subsequent delivery of carbon dioxide, and the amount of gas escaping into the air is reduced, so that the carbon dioxide is slowly released in the water body.
(2) The treated wastewater of the farm is discharged into the culture pond 1 through the water inlet pipe 11, and the branch delivery pipe 23 is substantially submerged. Preferably, the waste water of the farm is waste water of livestock and poultry farms, is discharged into the culture pond 1 after solid impurities are removed and disinfected, and can be generally treated by taking supernatant after precipitation and disinfecting by ultraviolet rays.
(3) Regularly according to porphyridium growth condition, discharge carbon dioxide gas into culture pond 1 through transport dictyosome 2, namely transport carbon dioxide gas in to total conveyer pipe 22 through external high pressure gas pump, carbon dioxide gas shunts in each branch conveyer pipe 23 through delivery sheet 21 to through-hole 231 on the branch conveyer pipe 23 effuses the water. On one hand, the carbon content in the water body in the culture pond 1 is increased through carbon dioxide, and the growth of porphyridium is promoted; on the other hand, the gas flow drives the branch conveying pipe 23 to disturb and stir the water body, so that adhesion and deposition in the growth process of the porphyridium are prevented, and absorption and utilization of light energy are prevented from being influenced.
The seawater can be periodically discharged into the culture pond 1 through the conveying net body 2, and the seawater and the carbon dioxide gas are alternately discharged into the culture pond 1. The seawater is rich in salt and other nutrients, and can promote the growth of porphyridium. Seawater and carbon dioxide gas are discharged into the culture pond 1 through the conveying net body 2, and the seawater and carbon dioxide gas integrated dual-purpose culture pond has the advantages of integration and cost saving.
The transporting net body 2 may be set to be erected in the culture tank 1 by a rotating shaft, and the transporting net body 2 is periodically rotated at a rotation speed of preferably 200 r/min. The stirring to the water body is increased, the water circulation is further promoted, and the adhesion and deposition in the growth process of the porphyridium are prevented. When the rotating shaft is provided, attention is paid to the arrangement of the main conveying pipe 22, a passage communicated with the conveying plate 21 can be arranged in the rotating shaft, the main conveying pipe 22 is communicated with the conveying plate 21 through the passage, or a person skilled in the art can also adopt other ways to prevent the main conveying pipe 22 from being excessively wound when rotating.
Example 2:
on the basis of embodiment 1, the gravity plate 24 is connected to the lower end of the branch transport pipe 23, so that the lower end of the branch transport pipe 23 is also fixed, and the plurality of branch transport pipes 23 are prevented from being entangled with each other in the water body.
Example 3:
on the basis of embodiment 2, the first illumination component facing the water surface is arranged on the gravity plate 24, and the first illumination component is started according to the requirement to supplement the illumination below the culture pond 1 and promote the growth of porphyridium.
The illumination intensity of the first illumination component is 3000-.
A second illumination component facing the water surface can be arranged above the culture pond 1, and the second illumination component is started according to requirements, wherein the illumination intensity of the second illumination component is 3000-6000lx, and is preferably about 4000 lx.
In conclusion, the method utilizes the culture wastewater rich in carbon and nitrogen organic matters to culture porphyridium, realizes the reutilization of waste resources, reduces the environmental pollution, saves the production cost, and has good social benefit, economic benefit and ecological benefit.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The method for culturing porphyridium by using culture wastewater is characterized by comprising a culture pond and a conveying net body, wherein the conveying net body comprises a conveying plate, a main conveying pipe connected with the conveying plate and a plurality of flexible branch conveying pipes connected below the conveying plate, a plurality of through holes are formed in pipe bodies of the branch conveying pipes, the main conveying pipe is communicated with the branch conveying pipes through the conveying plate, and the culture method comprises the following steps:
(1) establishing the culture pond, arranging a water inlet pipe and a water outlet pipe in the culture pond, erecting at least one conveying net body in the culture pond, vertically expanding the conveying branch pipes below the conveying net body in the culture pond, and enabling the lower ends of the conveying branch pipes to be close to the bottom of the culture pond;
(2) discharging the treated wastewater of the farm into the culture pond through the water inlet pipe, and basically submerging the branch conveying pipe;
(3) and periodically discharging carbon dioxide gas into the culture pond through the conveying net body.
2. The method of using culture wastewater for porphyridium according to claim 1, wherein seawater is periodically discharged into the culture pond through the transport net body.
3. The method of using aquaculture wastewater for the cultivation of porphyridium according to claim 2, wherein said seawater and said carbon dioxide gas are alternately discharged into said culture pond.
4. The method of claim 1, wherein the cultivation wastewater is discharged into the cultivation pond after removing solid impurities and sterilizing.
5. The method of cultivating porphyridium using cultivation wastewater as claimed in claim 1, wherein a gravity plate is connected to the lower end of the branch transport pipe.
6. The method for cultivating porphyridium using cultivation wastewater as claimed in claim 5, wherein a first lighting member facing the water surface is provided on the gravity plate, and the first lighting member is turned on as required.
7. The method as claimed in claim 6, wherein the first illumination component has an illumination intensity of 3000-6000 lx.
8. The method for cultivating porphyridium using cultivation wastewater as claimed in claim 1, wherein the transportation net body is erected in the cultivation pond by a rotation shaft, and the transportation net body is periodically rotated.
9. The method for cultivating porphyridium using culture wastewater as claimed in claim 1, wherein the branched pipe is a flexible pipe with a rough outer surface.
10. The method of claim 1, wherein a second lighting unit is installed above the cultivation pond and faces the water surface, and the second lighting unit is turned on according to the requirement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910971144.4A CN110643514A (en) | 2019-10-14 | 2019-10-14 | Method for culturing porphyridium by using culture wastewater |
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| CN201910971144.4A CN110643514A (en) | 2019-10-14 | 2019-10-14 | Method for culturing porphyridium by using culture wastewater |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721523A (en) * | 2004-07-16 | 2006-01-18 | 中国科学院海洋研究所 | The pipeline bioreactor that microalgae mass is cultivated |
| CN101760429A (en) * | 2008-12-17 | 2010-06-30 | 新奥科技发展有限公司 | Simple and easy cylindrical reaction vessel for microalgae culture |
| CN105039138A (en) * | 2015-08-19 | 2015-11-11 | 东台市赐百年生物工程有限公司 | Microalgae culture system with solar cell panels and culture method thereof |
| CN105087374A (en) * | 2015-08-19 | 2015-11-25 | 东台市赐百年生物工程有限公司 | Carbon source supply system for spirulina cultivated in pool |
| CN105802853A (en) * | 2016-05-20 | 2016-07-27 | 佛山市聚成生化技术研发有限公司 | Method for promoting porphyridium growth by virtue of aquatic product processing wastewater |
| CN208733087U (en) * | 2018-08-14 | 2019-04-12 | 楚雄绿波健康产业有限公司 | A kind of micro algae culturing device |
-
2019
- 2019-10-14 CN CN201910971144.4A patent/CN110643514A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721523A (en) * | 2004-07-16 | 2006-01-18 | 中国科学院海洋研究所 | The pipeline bioreactor that microalgae mass is cultivated |
| CN101760429A (en) * | 2008-12-17 | 2010-06-30 | 新奥科技发展有限公司 | Simple and easy cylindrical reaction vessel for microalgae culture |
| CN105039138A (en) * | 2015-08-19 | 2015-11-11 | 东台市赐百年生物工程有限公司 | Microalgae culture system with solar cell panels and culture method thereof |
| CN105087374A (en) * | 2015-08-19 | 2015-11-25 | 东台市赐百年生物工程有限公司 | Carbon source supply system for spirulina cultivated in pool |
| CN105802853A (en) * | 2016-05-20 | 2016-07-27 | 佛山市聚成生化技术研发有限公司 | Method for promoting porphyridium growth by virtue of aquatic product processing wastewater |
| CN208733087U (en) * | 2018-08-14 | 2019-04-12 | 楚雄绿波健康产业有限公司 | A kind of micro algae culturing device |
Non-Patent Citations (2)
| Title |
|---|
| 卢运明等: "新型盘管微藻养殖机的技术特点和应用", 《中国新技术新产品》 * |
| 王长海等: "紫球藻的光生物反应器培养", 《化工冶金》 * |
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