CN206232727U - Equipment for microalgae cultivation - Google Patents

Equipment for microalgae cultivation Download PDF

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Publication number
CN206232727U
CN206232727U CN201621108901.3U CN201621108901U CN206232727U CN 206232727 U CN206232727 U CN 206232727U CN 201621108901 U CN201621108901 U CN 201621108901U CN 206232727 U CN206232727 U CN 206232727U
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China
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water
support
microalgae
equipment
receptacle
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Expired - Fee Related
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CN201621108901.3U
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Chinese (zh)
Inventor
谢创
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Dongguan Wan Rong Biotechnology Co Ltd
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Dongguan Wan Rong Biotechnology Co Ltd
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Abstract

A kind of equipment for microalgae cultivation, belongs to technical field of aquaculture, is invented to increase the production capacity in production of units space.It includes support, water receptacle, light source, the breeding water body parameter regulation device comprising control circuit and performs device, it is characterized in that:Described water receptacle number is no less than 2, and its volumetric values is to be incremented by one by one.Described support has a column;Penetrating annular water tank centered on water receptacle outside top;The center of annular water tank is connected on column with column.The performs device of breeding water body parameter regulation device, in minimum one kind that light source, gas passage and outlet, nutrient solution passage and outlet, heat exchange pipeline, spiral deflector are laid with support, is characterised by:There is sucker under support;In be laid with support light source, gas passage and outlet, nutrient solution passage and outlet, heat exchange pipeline, minimum two kinds of spiral deflector.

Description

Equipment for microalgae cultivation
Technical field
The utility model belongs to industrialization aquaculture field, and in particular to one kind using three dimensions, gravity, air-flow and Artificial light sources, cultivation apparatus and technological process to the yield and increased quality of the microalgae aquaculture such as chlorella.
Background technology
Mainly with thin waterway pond and open cultivation, thin waterway pond is by the cyclic water channel of winding for microalgae cultivation now (such as clip)Micro-algae culture pond.About 0.3 meter of medium depth in typical water channel(Because illumination is difficult to reach, increase water Yield can not be increased deeply), about 3 ~ 5 meters of width.There is paddle wheel to be stirred to nutrient solution and mixed and bootable water in one end The deflector of stream.Daytime, paddle wheel was rotated, and the water before it starts constant flow, and culture starts.After completing culture, after paddle wheel Face harvests nutrient solution.But thin waterway pond open cultivation has the disadvantage that:
1., to prevent microdisk electrode liquid precipitate, daytime, paddle wheel needed full-time rotation.
2. its light source of open cultivation pond is to rely on sunlight, and because of the refraction cause of water, printing opacity is not deep can not be deep down to pond, Space availability ratio is not high.
3. its light irradiation time of open cultivation pond and intensity are also influenceed by day the moon, post sunset no light etc..
4. open cultivation pond cannot also ensure the light quality needed for every section of growth period, intensity of illumination.
5. the water in open thin waterway culturing pool can lose due to evaporating.
6. directly using the carbon dioxide in air, its solubility can receive temperature high to the nutrient solution in open cultivation pond And reduce.
7. the atmosphere pollution such as open cultivation pond wind-engaging, rain.
8. open cultivation pond can pollute a nutrient solution because of the entrance of animal.
9. miscellaneous algae and food alga microbial are easily given birth in open cultivation pond, influence quality.
10. open thin waterway pond due to the immixture of paddle wheel it is poor, it is difficult to form optimal Light To Dark Ratio and influence matter Amount.
11. current thin waterway ponds can produce nutrient skewness phenomenon because being U-shaped water channel cause, during dispensing.
The temperature of 12. open thin waterway waters had fluctuation among one day.
13. open thin waterway ponds, being changed by season is influenceed, microalgae water temperature it is low in 10 degree of Photo Shi when growth delay very much Slowly, thus cold, temperature Tapes regional winters can not cultivate.
Above reason makes the annual production of open cultivation pond both culturing microalgae and quality very low.
Also there is the experiment of industrialized aquaculture microalgae.Open information shows:The general light-transmission tube for being not more than 0.3 meter using radius Road or light transmission film container, deliver microalgae seed in the container full of nutrient solution, treat that microalgae merisis reaches in container During to the content for suitably harvesting, harvesting microalgae, then produced next time.Analysis understands that the space availability ratio in its container is in Cyclically-varying, by compared with poor efficiency(When now for dispensing microalgae seed)It is suitable to progressively increase to(It is now results marine alga When), subsequently into the process next time.It can be seen that, its overall space availability ratio is relatively low, limits the product in production of units space Energy.
The content of the invention
The purpose of this utility model is to improve the production capacity in production of units space in both culturing microalgae, discloses a kind of both culturing microalgae and sets Standby and technological process.
What the purpose was realized in:
A kind of equipment for microalgae cultivation, comprising support, water receptacle, light source, the cultivation water comprising control circuit and performs device Body parameter(Temperature, nutrient density, oxygen content, gas concentration lwevel, the frequency spectrum of light and intensity)Regulation device, it is characterized in that:Institute The water receptacle number stated is no less than 2, and its volumetric values is to be incremented by one by one.Further, each water receptacle is up-small and down-big fixed In support;There is the pipeline communication with one-way cock between adjacent water receptacle(Siphon pipe is considered as equivalence replacement).Further, it is described Support have a column;Penetrating annular water tank centered on water receptacle outside top;The center of annular water tank is in column Upper and column is connected.
And, a kind of performs device of the breeding water body parameter regulation device for being easy to lay(Below or there is an abbreviation:Water body is joined Number regulation and control performs device), in being laid with light source, gas passage and outlet, nutrient solution passage and outlet, heat exchanger tube on support The minimum one kind in road, deflector, is characterised by:There is sucker under support(The structure that amplification is assembled and disassembled for convenience, such as with pond The supporting hook in bottom, buckle structure are considered as equivalence replacement.);It is molten in light source, gas passage and outlet, nutrient is laid with support Liquid passage and outlet, heat exchange pipeline, minimum two kinds of deflector.Further, in being laid with light source on support(Thus make Obtain light source dispersion to be laid among water body, so as to break through limitation of the illumination depth for both culturing microalgae).
And, matching with equipment, a kind of technological process of both culturing microalgae is accurate comprising water receptacle preparation, breeding water body Standby and breeding water body parameter regulation and control, light source light regulating and controlling illumination, microalgae seed are delivered, microalgae harvesting;It is characterized in that:Described water receptacle Number is no less than 2, and its volumetric values to be incremented by one by one, wherein a minimum dispensing microalgae seed, pond of referred to as charging seed, most A big harvesting microalgae, referred to as receives algae pond;Microalgae seed is invested in pond of charging seed;With the preferable propagation and growth conditions of microalgae Need, regularly carry out:
Algae pond is received in A, emptying, collects microalgae together with nutrient solution(The cultivation post processing such as subsequent filter drying is handed over, nutrient solution is in mistake It is reusable after sterilization and deoxygenation after filter), cleaning receipts algae pond;
B, step by step the microalgae in smaller water receptacle is turned into pond to larger water receptacle together with nutrient solution, and increase nutrient solution The water receptacle that capacity has just been emptied to larger water receptacle, cleaning;Until pond of charging seed is drained and cleans;
C, new nutrient solution is added in pond of charging seed, deliver new microalgae seed.
Beneficial aspects of the present utility model:From the said equipment and technique, if needing 5 days from charging seed to harvesting, enter The interval time of above-mentioned A, B, C operation of row is 1 day, then according to this technique, can harvest once daily, and existing process then needs 5 It could be harvested once.It can be seen that the utility model greatly increased the production capacity in production of units space, goal of the invention is realized.
Brief description of the drawings
Embodiment of the present utility model is introduced below in conjunction with the accompanying drawings.
Fig. 1~Fig. 4 is a kind of embodiment schematic diagram of equipment for microalgae cultivation utility model.
Fig. 1 is the schematic diagram that a kind of embodiment of equipment for microalgae cultivation utility model is slightly overlooked.For diagram understands, wherein Eliminate water body parameter regulation and control performs device display and several tank lid.
Fig. 2 is the schematic diagram that a kind of embodiment of equipment for microalgae cultivation utility model is slightly looked up.
Fig. 3 is the partial enlarged drawing of Fig. 2, the structure of main display layered-scaffold 101.
Fig. 4 is the schematic diagram of annular water tank 200 and water body parameter regulation and control performs device display.
Fig. 5 is the embodiment schematic diagram that water body parameter regulates and controls performs device.
Fig. 6 is the partial enlarged drawing of Fig. 5 bottoms.
Fig. 7 is the partial enlarged drawing on Fig. 5 tops.
Shown in figure:
100- axis main supports(That is column), 101- layered-scaffolds, 200- water tanks(That is water receptacle), 201- tank lid, 300- water bodys parameter regulates and controls performs device, 301- suckers, 302- cup dollies, 303- air supply openings, 304- micro-hole aerators, 305- Pillar, 306- hollow conduits, 307- deflectors, 308-LED lamp bars, 309-LED lamps, 310- cold heats exchange pipe.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings:
A kind of equipment for microalgae cultivation, comprising support, water receptacle, light source, the cultivation water comprising control circuit and performs device Body parameter(Temperature, nutrient density, oxygen content, gas concentration lwevel, the frequency spectrum of light and intensity)Regulation device, it is characterized in that:Institute The water receptacle number stated is no less than 2, and its volumetric values is to be incremented by one by one.Further, each water receptacle is up-small and down-big fixed In support;There is the pipeline communication with one-way cock between adjacent water receptacle(Siphon pipe is considered as equivalence replacement).Further, it is described Support have a column;Penetrating annular water tank centered on water receptacle outside top;The center of annular water tank is in column Upper and column is connected.Preferably, the water receptacle number is not more than 8.
As shown in 1~4 figure, a kind of equipment for microalgae cultivation described in the utility model includes 100- axis main supports, 101- points Layer support, 200- water tanks, 201- tank lid, 300- water bodys parameter regulation and control performs device.The upper strata volume ratio lower floor of the water tank 200 It is smaller according to setting ratio.The water body parameter regulation and control performs device placed in the water tank 200 is the configuration arrangement according to setting as schemed 5, the configuration arranged in simultaneous and every layer of water tank 200 is slightly different.
And, a kind of performs device of the breeding water body parameter regulation device for being easy to lay, in support(Comprising cup dolly 302 and some pillars 305,)On be laid with light source, gas passage and outlet, nutrient solution passage and outlet, heat exchange pipeline, lead Minimum one kind of stream plate, it is characterized in that:There is sucker under support(Amplification is for convenience of the structure assembled and disassembled, such as supporting with bottom of pond Hook, buckle structure be considered as equivalence replacement.);In being laid with light source, gas passage and outlet, nutrient solution passage on support With outlet, heat exchange pipeline, minimum two kinds of deflector.Further, in being laid with light source on support.
As shown in Fig. 5~7, water body parameter regulation and control performs device 300 described in the utility model includes 301- suckers, 302- circles Shape base, 303- air supply openings, 304- micro-hole aerators, 305- pillars, 306- hollow conduits, 307- deflectors, 308- lamp bars, 309-LED lamps, 310- cold heats exchange pipe.LED 309 is by required illumination quality and intensity assembling.Required gas is supplied by the external world Source of the gas is delivered to micro-hole aerator 304 after being connected through hollow conduit 306 through air supply opening 303.Cold heat exchanges pipe 310 to be needed In Shi Fangjin hollow conduits 306.Specifically, water body parameter regulation and control performs device includes cup dolly 302, cup dolly 302 Bottom surface be connected sucker 301, micro-hole aerator 304 is fixedly arranged on the central part above cup dolly 302, several(Embodiment is 5 It is individual)The lower end of pillar 305 is fixed on the edge part above cup dolly 302, and lamp bar 308, deflector is fixedly mounted with each pillar 307th, hollow conduit 306, the air supply opening 303 of micro-hole aerator 304 is communicated to one of hollow conduit 306, and remaining is hollow to lead 306 coolings of pipe/heat-exchange tube 310 is interim(When needing to heat or lower the temperature)Insertion.
Described water body parameter regulation and control performs device array is laid in the water receptacle of foregoing the utility model cultivation equipment In, i.e.,:A kind of a kind of equipment for microalgae cultivation as previously described, it is characterised in that:The execution of breeding water body parameter regulation device Device, in being laid with light source, gas passage and outlet, nutrient solution passage and outlet, heat exchange pipeline, deflector on support Minimum two kinds, and wherein include light source, have sucker under support;The performs device array of the breeding water body parameter regulation device It is laid in water receptacle, sucker suction is in water-bed water receptacle surface.
Preferably, water receptacle number is between 3~8;Water receptacle depth is between 60~120 centimetres.
With thin waterway(35 centimetres of the depth of water)The mode of production compares individual layer(Space availability ratio is not high), relative to three-dimensional culture, Identical produces area, embodiment(Water receptacle number is 4,100 centimetres of the depth of water)The water body volume of confession both culturing microalgae be shallow water 6-12 times of the road mode of production.Even if not considering the gain brought for the regulation and control facility of periodicity of illumination etc. cultivation parameter, The production capacity of production of units area of the present invention is also 6-12 times of the thin waterway mode of production.
And, matching with equipment, a kind of technological process of both culturing microalgae prepares comprising water receptacle(And its number of plies peace Row, the quantity of water body parameter regulation and control performs device and formation are laid), breeding water body prepare and breeding water body parameter regulation and control, light source Light regulating and controlling illumination, microalgae seed are delivered, microalgae harvesting;It is characterized in that:Described water receptacle number is no less than 2, and its volumetric values To be incremented by one by one, wherein a minimum dispensing microalgae seed, pond of referred to as charging seed, in a maximum harvesting microalgae, is referred to as received Algae pond;Microalgae seed is invested in pond of charging seed;As the preferable propagation and growth conditions of microalgae need, regularly carry out:
Algae pond is received in A, emptying, collects microalgae together with nutrient solution(Hand over the cultivation post processing such as subsequent filter drying), cleaning receipts algae Pond;
B, step by step the microalgae in smaller water receptacle is turned into pond to larger water receptacle together with nutrient solution, and increase nutrient solution The water receptacle that capacity has just been emptied to larger water receptacle, cleaning;Until pond of charging seed is drained and cleans;
C, new nutrient solution is added in pond of charging seed, deliver new microalgae seed.
Further, the technological process of described a kind of both culturing microalgae, water receptacle number is between 3~8, and upper lower leaf Set;Water receptacle depth is between 60~120 centimetres;Breeding water body parameter as claimed in claim 9 is laid with water receptacle to adjust Control the array of the performs device of device.
The utility model is described in detail below with reference to accompanying drawing:
The number of plies of some layered-scaffolds(That is the number of water receptacle)Minimum 2 layers and not more than 8 layers, its number of plies by with Lower conditional decision:
1. the day growth rate R (such as chlorella is 10.6) of a cultivating microalgae class, the 2. biomass of a cultivating microalgae class or life Density d (such as chlorella is 2.2g/ml) long, 3. (such as chlorella is from the 3rd day to the fast-growth period G of a cultivating microalgae class GminStart to mat woven of fine bamboo strips G on the tenmax), the 4. life cycle L (such as chlorella is 12) of a cultivating microalgae class, 5. top set is minimum Water tank volume V;For example:
New density N is tried to achieve with following equation after daily growth:
N x=(d/VCy-1)(1+R)xX is to want cultivating microalgae class in this layer of number of days of water tank, x ﹤ L, Gmin﹤ x ﹤ Gmax;Y is layer It is 1 to count with top layer;Try to achieve after x days, comparing whether the stand density in this layer of water tank is more than algal grown density, in this way just It is the required number of plies (if such as chlorella top layer is 1 cube, the number of plies tried to achieve by the above process is 4 layers).
The a number of water body parameter regulation and control that light, gas and biological nutrients are provided are placed in described water tank in the form of an array Performs device, it places quantity by following conditional decision:
1. a cultivating microalgae species, light quality and intensity as required by this kind of microalgae are placed, 2. microalgae growth Period, 3. every layer of volume of water tank, 4. water body parameter regulate and control the intensity of light of performs device.
After quantity and formation that the water body parameter of the water tank number of plies and every layer regulates and controls performs device is determined, can start such as Lower work:
D1, in an installation axle main support post in behind ground, the number of plies layering mounting bracket that is needed by institute's cultivating microalgae class and Water tank on axis main support post, according to it is big to it is small, be fixed on axis main support post from as little as high, every layer of 30 ~ 150cm of distance; Needed by institute's cultivating microalgae class, water is placed by the array format and quantity of institute's cultivating microalgae class requirement in above-mentioned every layer water tank The regulation and control of body parameter perform Zhuan Zhi And and are fixed with sucker.
D2, next step, kind of strain is placed in the water tank for having filled water by institute's cultivating microalgae class.
D3, next step, the light of water body parameter regulation and control performs device is turned on;Regulate and control the lamp of performs device because of water body parameter Just 360 degree irradiate to each side, because the light source of water body parameter regulation and control performs device is disposed in the water of the water tank, so solution The problem that certainly light can not be thoroughly deep in water;Normal sunshine duration is 8 ~ 10 hours, but is now artificial light sources, therefore daily is connect Can most preferably be received light application time to adjust by institute's cultivating microalgae class by light application time;Because microalgae does not need light source in division, Therefore the circulation total duration of Light To Dark Ratio can also on request adjust (such as 5:Hour circulation primary of 2, i.e., seven);Relieve cloudy day and day Fall behind the limitation of no light, the photosynthesis time of microalgae is lengthened significantly and shortens growth cycle number of days(Because Dark-light cycle can Have repeatedly in-day Inner), increase yield;Other lamp source can be by institute's cultivating microalgae class or growth period regulation light quality (blue, white light Deng), lift quality.
D4, next step, controllable air supply source is connected (such as in hair by the micro-hole aerator that water body parameter regulates and controls in performs device Photophase is supply carbon dioxide, and supply oxygen can be changed into dark period), rear gas microbubble is connected in water-bed upward and surrounding Spray, because bubble is small and floats that the time is long bottom-up, therefore solubility ratio is much larger in the water surface in water than gas, by water Depth and temperature influence are less, thus lift the speed of growth of microalgae;Again because gas ceaselessly sprays formed Chung stream, and each There is a deflector after lamppost, therefore after the microbubble sprayed to surrounding is guided through deflector, held with the regulation and control of each water body parameter Luggage is set to and is centrally formed whirlpool, therefore the temperature of nutrient solution can be uniform in water tank;Because having, Chung is flowed and whirlpool microalgae can be led by current Draw, it is impossible to depend near light beam, it is mobile to four directions without stopping, so as to solve because intensity of illumination is too strong or secretly influences micro- very much The problem of algae growth.
D5, next step, various nutrients needed for cultivating inject culture through the conduit in water body parameter regulation and control performs device In liquid, because there is Chung to flow and whirlpool, the dispensing skewness phenomenon of nutrient is solved.
, if temperature is relatively cultivated requires low or height, can be put in a wherein conduit for heat-generating pipe or cold pipe by D6, next step, Culture-liquid temp is recalled in the range of requiring, therefore can be cultivated in winter.
D7, next step, can be incubated after closing the lid;Prevent animal from entering and polluting nutrient solution;Prevent because the air such as wind, rain are dirty Contaminate and the miscellaneous algae of life;Prevent moisture evaporation etc., thus lifting quality.Because space oxonium ion is more in photosynthesis Hou You Cover water tanks, remove Can ensure that needed for half-light when institute cultivating microalgae class Wai , And can lift air quality during Buddhism is put in air in photosynthesis.
D8, next step, are put in top layer water tank nutrient solution bottom in second day by siphon pipe one end, and the other end is put in next layer ( Two layers) in water tank, the nutrient solution of top layer is imported into next layer, two layers of Jun Jia Full water after finishing.Top layer repeats D2 to D7, and Two layers then repeat D3 to D7.
D9, next step, are put in two layers of water tank bottom of the mat woven of fine bamboo strips on the 3rd day by siphon pipe one end, and the other end is put in next layer (third layer) In water tank, two layers of nutrient solution of the mat woven of fine bamboo strips is imported into three layers of the mat woven of fine bamboo strips, by third layer Jia Full water after finishing, three layers of the mat woven of fine bamboo strips repeats D3 to D7;Again By top layer and the mat woven of fine bamboo strips two layers repetition D8.
D10, next step, and so on, D9 is repeated daily, until cultivation number of days=water tank number of plies, just can receive and adopt the bottom Ripe micro algae culturing liquid.
D11, by each setting interval time just there is a fixed harvest later, thus can arrange to produce as industrial production Pin.

Claims (6)

1. a kind of equipment for microalgae cultivation, comprising support, water receptacle, light source, the breeding water body comprising control circuit and performs device Parameter regulation device, it is characterized in that:Described water receptacle number is no less than 2, and its volumetric values is to be incremented by one by one.
2. a kind of equipment for microalgae cultivation according to claim 1, it is characterised in that:Each water receptacle is up-small and down-big to be fixedly arranged on Support;There is the pipeline communication with one-way cock between adjacent water receptacle.
3. a kind of equipment for microalgae cultivation according to claim 2, it is characterised in that:Described support has a column;Top Penetrating annular water tank centered on water receptacle outside end;The center of annular water tank is connected on column with column.
4. according to a kind of any described equipment for microalgae cultivation of claims 1 to 3, it is characterised in that:Preferably, the water capacity Device number is not more than 8.
5. a kind of equipment for microalgae cultivation according to claim 3, it is characterised in that:Breeding water body parameter regulation device is held Luggage is put, in being laid with light source, gas passage and outlet, nutrient solution passage and outlet, heat exchange pipeline, deflector five on support Minimum two kinds of person, and light source is wherein included, there is sucker under support;The performs device battle array of the breeding water body parameter regulation device Row are laid in water receptacle, and sucker suction is in water-bed water receptacle surface.
6. a kind of equipment for microalgae cultivation according to claim 5, it is characterised in that:Water receptacle number is between 3~8;The water capacity Device depth is between 60~120 centimetres.
CN201621108901.3U 2016-10-08 2016-10-08 Equipment for microalgae cultivation Expired - Fee Related CN206232727U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108060058A (en) * 2017-12-25 2018-05-22 西安建筑科技大学 A kind of bioreactor for high-density breeding microalgae

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108060058A (en) * 2017-12-25 2018-05-22 西安建筑科技大学 A kind of bioreactor for high-density breeding microalgae
CN108060058B (en) * 2017-12-25 2021-01-29 西安建筑科技大学 Photobioreactor for high-density microalgae cultivation

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