CN102965274A - Microalgae breeding device - Google Patents
Microalgae breeding device Download PDFInfo
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- CN102965274A CN102965274A CN2012104757882A CN201210475788A CN102965274A CN 102965274 A CN102965274 A CN 102965274A CN 2012104757882 A CN2012104757882 A CN 2012104757882A CN 201210475788 A CN201210475788 A CN 201210475788A CN 102965274 A CN102965274 A CN 102965274A
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Abstract
The invention provides a microalgae breeding device. The microalgae breeding device comprises a microalgae breeding pond, a microalgae culture solution and a liquid flow driving device, wherein a microalgae growing space is formed in the microalgae breeding pond, the microalgae culture solution is arranged in the microalgae growing space, and the liquid flow driving device is arranged in the microalgae growing space and is used for driving the microalgae culture solution to move. The microalgae breeding device can be used for effectively breeding microalgae.
Description
Technical field
The present invention relates to both culturing microalgae equipment.
Background technology
Little algae of occurring in nature is the holophyte that a class is widely distributed in land and ocean, photosynthetic efficiency is high.Little algae is not only nutritious, in foodstuffs industry good DEVELOPMENT PROSPECT is arranged, and lipid content is to have the biomass energy resource of new generation that exploitation is worth 20% to 70%.Little algae is as a kind of biomass energy, and the advantage that itself has also comprises: the germ plasm resource of little algae is abundant, can not destroy ecological equipment because of results; In addition, its photosynthetic efficiency is high, and growth cycle is short, about 3 to 5 days of doubling time, and the algae kind that has even can gather in the crops for two seasons in a day, annual yield by area is tens times and even hundreds of times of grain.This is that land plant is inaccessible far away.Surpass in the saline-alkali water of 30g/L at salt content, the algae of suitable existence is also arranged.Little algae individual little, lignin content is very low, is easily pulverized and dry, and relatively low with the treatment and processing condition that little algae production fluid in next life fluid fuel is required, production cost is low.
Yet the means of cultivating microalgae still remain to be improved at present.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least to a certain extent or provides at least a kind of useful commerce to select.For this reason, one object of the present invention is to propose a kind of both culturing microalgae equipment of effectively cultivating microalgae.
According to embodiments of the invention, both culturing microalgae equipment of the present invention comprises: micro-algae culture pond is formed with the micro algae growth space in the described micro-algae culture pond; Micro algae culturing liquid, described micro algae culturing liquid are arranged in the described micro algae growth space; And liquid stream drive unit, described liquid stream drive unit is arranged in the described micro algae growth space and is used for driving the motion of described micro algae culturing liquid.According to embodiments of the invention, utilize this both culturing microalgae equipment, effectively cultivating microalgae.
According to embodiments of the invention, above-mentioned both culturing microalgae equipment can have following additional technical feature:
According to one embodiment of present invention, the described micro algae growth space form of raceway pond ringwise.Thus, can be implemented under the driving of liquid stream drive unit, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space, and can so that micro algae culturing liquid circulates along raceway pond, strengthen gas-liquid and liquid-solid transmission.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, described micro-algae culture pond utilizes beach saline land to improve formed bottom land to form.Thus, can utilize useless ground, turn waste into wealth, not occupy cultivated land, and can take full advantage of coastal region abundant wind energy and sun power.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, be lower than 1 ~ 1.5 meter of ground level at the bottom of the pond of described micro-algae culture pond, the degree of depth of described micro algae culturing liquid is 30 ~ 50 centimetres.Thus, can utilize easily existing beach saline land to improve formed bottom land and form micro-algae culture pond, utilize the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention thereby further improved.
According to one embodiment of present invention, both culturing microalgae equipment of the present invention further comprises top cover, and described top cover is arranged at described micro-algae culture pond top, is used for sealing described micro-algae culture pond.Thus, can seal in the winter time the little algae of heat insulating culture.
According to one embodiment of present invention, the water of described micro algae culturing liquid is draining after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight.The contriver is surprised to find, and draining can be used for cultivating little algae effectively after the saltings desalinization of soil by flooding or leaching of employing saltiness 0.3 ~ 10 % by weight, especially from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, further comprise: water supply installation, described water supply installation links to each other with described micro-algae culture pond, is used for supplying water to described micro algae growth space.Draining after the desalinization of soil by flooding or leaching of saltings thus, can be continuously be provided in the micro algae growth space.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, further comprise: power generation assembly, described power generation assembly links to each other with described liquid stream drive unit, is used for driving described liquid stream drive unit, and wherein, described power generation assembly is wind-light complementing power generation device.Thus, can utilize fully coastal region abundant wind energy and sun power, for liquid stream drive unit provides energy derive.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, further comprise: biomass pyrolysis device, described biomass pyrolysis device links to each other with described micro-algae culture pond, and being used for provides carbon source to described micro algae growth space.Thus, can take full advantage of the biomass that grow after the beach saline land improvement is raw material, produces carbonated flue gas, for micro-algae culture pond provides micro algae growth required carbon source, and provides thermal source for micro-algae culture pond is incubated in the winter time.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, described little algae be selected from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina one of at least.The contriver is surprised to find, this slightly algae can effectively after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight, grow in the draining.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 has shown the according to an embodiment of the invention structural representation of both culturing microalgae equipment;
Fig. 2 has shown the according to an embodiment of the invention synoptic diagram of beach saline land raised fields desalinization of soil by flooding or leaching improving technology.
Embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center "; " vertically "; " laterally "; " length "; " width "; " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only be for convenience of description the present invention and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In the present invention, unless clear and definite regulation and restriction are arranged in addition, broad understanding should be done in the terms such as term " installation ", " linking to each other ", " connection ", " fixing ", for example, can be to be fixedly connected with, and also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless clear and definite regulation and restriction are arranged in addition, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, can comprise that also the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under the Second Characteristic and tiltedly, or only represent that the First Characteristic level height is less than Second Characteristic.
In one aspect of the invention, the present invention proposes a kind of both culturing microalgae equipment.With reference to figure 1, according to embodiments of the invention, both culturing microalgae equipment of the present invention comprises: micro-algae culture pond 100, micro algae culturing liquid (not shown) and liquid stream drive unit 2.According to embodiments of the invention, be formed with micro algae growth space 1 in the micro-algae culture pond 100, micro algae culturing liquid is arranged in the micro algae growth space 1, and liquid stream drive unit 2 is arranged in the micro algae growth space 1 and is used for driving the motion of micro algae culturing liquid.Thus, can be implemented under the driving of liquid stream drive unit, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space is grown in micro algae culturing liquid thereby be convenient to little algae, realizes effectively cultivating microalgae.
According to embodiments of the invention, the form in micro algae growth space 1 also is not particularly limited.With reference to figure 1, according to one embodiment of present invention, micro algae growth space 1 is the form of raceway pond ringwise.Thus, can be implemented under the driving of liquid stream drive unit 2, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space 1, and can so that micro algae culturing liquid circulates along raceway pond, strengthen gas-liquid and liquid-solid transmission.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to one embodiment of present invention, micro-algae culture pond 100 utilizes beach saline land to improve formed bottom land formation.Thus, can utilize useless ground, turn waste into wealth, not occupy cultivated land, and can take full advantage of coastal region abundant wind energy and sun power.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.In addition, when utilizing beach saline land to improve formed bottom land formation micro-algae culture pond 100, can be easily cut off 110 micro-algae culture pond 100 separated by in the middle of micro-algae culture pond 100, arranging along its length, thereby form the micro algae growth space 1 of ring-like raceway pond form.According to one embodiment of present invention, be lower than 1 ~ 1.5 meter of ground level at the bottom of the pond of micro-algae culture pond, the degree of depth of micro algae culturing liquid is 30 ~ 50 centimetres.Thus, can utilize easily existing beach saline land to improve formed bottom land and form micro-algae culture pond, thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.According to one embodiment of present invention, further comprise top cover, described top cover is arranged at described micro-algae culture pond top, is used for sealing described micro-algae culture pond.Thus, can seal in the winter time the little algae of heat insulating culture.
According to one embodiment of present invention, the water of micro algae culturing liquid is draining after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight.The contriver is surprised to find, and draining can be used for cultivating little algae effectively after the saltings desalinization of soil by flooding or leaching of employing saltiness 0.3 ~ 10 % by weight, especially from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.About the alkaline land improving desalinization of soil by flooding or leaching, the back will be described in detail at beach saline land raised fields desalinization of soil by flooding or leaching improving technology.
According to one embodiment of present invention, both culturing microalgae equipment may further include the water supply installation (not shown), and this water supply installation links to each other with micro-algae culture pond 100, is used for 1 water supply to the micro algae growth space.Draining after the desalinization of soil by flooding or leaching of saltings thus, can be continuously be provided in the micro algae growth space.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
According to embodiments of the invention, the type of the liquid stream drive unit that adopts in both culturing microalgae equipment also is not particularly limited, and it can be taken turns for the paddle board that direct-current machine drives.For example, can with the top of paddle board wheel carrier in the micro-algae culture pond runway, respectively set up a paddle board wheel at the both sides runway, make the axially abundant mixing of liquid in the culturing pool, guaranteeing that the little algae in the liquid is subjected to light sufficient, and make that liquid flows along raceway pond in the pond, strengthen gas-liquid and liquid-solid transmission.
According to embodiments of the invention, this both culturing microalgae equipment can also have some utility appliance and be used for further improving the efficient of utilizing both culturing microalgae equipment cultivating microalgae.According to one embodiment of present invention, both culturing microalgae equipment may further include power generation assembly 3, and this power generation assembly 3 links to each other with liquid stream drive unit 2, is used for driving liquid stream drive unit 2, and wherein, power generation assembly 3 is wind-light complementing power generation device.According to embodiments of the invention, the generated output of this wind-light complementing power generation device can be 100 ~ 1000W.Thus, can utilize fully coastal region abundant wind energy and sun power, for liquid stream drive unit provides energy derive.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.According to one embodiment of present invention, both culturing microalgae equipment may further include biomass pyrolysis device 4, and this biomass pyrolysis device 4 links to each other with micro-algae culture pond 100, and being used for provides carbon source to micro algae growth space 1.Thus, can take full advantage of the biomass that grow after the beach saline land improvement is raw material, produces carbonated flue gas, for micro-algae culture pond provides micro algae growth required carbon source, and provides thermal source for micro-algae culture pond is incubated in the winter time.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.Little algae that according to one embodiment of present invention, can utilize the both culturing microalgae equipment according to the embodiment of the invention to cultivate be selected from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina one of at least.The contriver is surprised to find, this slightly algae can effectively after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight, grow in the draining.Thereby, further improved and utilized the efficient of carrying out both culturing microalgae according to the both culturing microalgae equipment of the embodiment of the invention.
Understand for convenient, the below is described the beach saline land raised fields desalinization of soil by flooding or leaching improving technology that can be combined with both culturing microalgae equipment of the present invention.
In one aspect of the invention, the present invention proposes a kind of method of the soil of beach saline land being carried out desalination.The method of according to an embodiment of the invention, the soil of beach saline land being carried out desalination may further comprise the steps:
At first, form raised fields and bottom land at the beach saline land of the treating desalination bed hedgehopping of cutting the earth.According to one embodiment of present invention, raised fields is 1 meter on plane above Ground, and wide is 5 ~ 20 meters, and length is 60 ~ 200 meters, and the area of raised fields is 300 ~ 4000m
2, bottom land is lower than 1 ~ 1.5 meter of ground level.Thus, can further improve the efficient of carrying out Soil Desalting.In one embodiment of the invention, can form a plurality of raised fields, wherein the spacing of raised fields is 5 ~ 20 meters.Thus, can further improve the efficient of carrying out Soil Desalting.
Next, in bottom land, build both culturing microalgae equipment, plant salt-tolerant plant at raised fields.In one embodiment of the invention, described salt-tolerant plant be selected from Bi Shi salicornia europaeal, Tamarix hispida, arrow-leaved oleaster, Chinese wax, salix monogolica, Wood of Shinyleaf Yellowhorn, Hibiscus hamabo, Vitex rotundifolia and Chinese small iris one of at least.Thus, can further improve the effect of desalination, and can effectively conserve water and soil and effectively obtain salt-tolerant plant.
Then, utilize saline groundwater or natural precipitation that raised fields is carried out the desalinization of soil by flooding or leaching, and obtain draining after the desalinization of soil by flooding or leaching, wherein the saltiness of draining is 0.3 ~ 10 % by weight after the desalinization of soil by flooding or leaching.
At last, draining after the desalinization of soil by flooding or leaching is incorporated into carries out both culturing microalgae in the both culturing microalgae equipment.Method according to an embodiment of the invention can be effectively carried out desalination to the soil of beach saline land, simultaneously, can also effectively utilize the desalinization of soil by flooding or leaching after draining carry out cultivating microalgae.
According to embodiments of the invention, can further include and utilize biomass pyrolysis device, salt-tolerant plant is carried out pyrolysis in order to produce carbonic acid gas; And resulting carbonic acid gas supplied in the described both culturing microalgae equipment.
With reference to figure 1, according to embodiments of the invention, can be used for both culturing microalgae equipment of the present invention and comprise: micro-algae culture pond 100, micro algae culturing liquid (not shown) and liquid stream drive unit 2.According to embodiments of the invention, be formed with micro algae growth space 1 in the micro-algae culture pond 100, micro algae culturing liquid is arranged in the micro algae growth space 1, and liquid stream drive unit 2 is arranged in the micro algae growth space 1 and is used for driving the motion of micro algae culturing liquid.Thus, can be implemented under the driving of liquid stream drive unit, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space is grown in micro algae culturing liquid thereby be convenient to little algae, realizes effectively cultivating microalgae.
According to embodiments of the invention, the form in micro algae growth space 1 also is not particularly limited.With reference to figure 1, according to one embodiment of present invention, micro algae growth space 1 is the form of raceway pond ringwise.Thus, can be implemented under the driving of liquid stream drive unit 2, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space 1, and can so that micro algae culturing liquid circulates along raceway pond, strengthen gas-liquid and liquid-solid transmission.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.
According to one embodiment of present invention, micro-algae culture pond 100 utilizes beach saline land to improve formed bottom land formation.Thus, can utilize useless ground, turn waste into wealth, not occupy cultivated land, and can take full advantage of coastal region abundant wind energy and sun power.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.In addition, when utilizing beach saline land to improve formed bottom land formation micro-algae culture pond 100, can be easily cut off 110 micro-algae culture pond 100 separated by in the middle of micro-algae culture pond 100, arranging along its length, thereby form the micro algae growth space 1 of ring-like raceway pond form.According to one embodiment of present invention, be lower than 1 ~ 1.5 meter of ground level at the bottom of the pond of micro-algae culture pond, the degree of depth of micro algae culturing liquid is 30 ~ 50 centimetres.Thus, can utilize easily existing beach saline land to improve formed bottom land and form micro-algae culture pond, thereby, the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention further improved.According to one embodiment of present invention, further comprise top cover, described top cover is arranged at described micro-algae culture pond top, is used for sealing described micro-algae culture pond.Thus, can seal in the winter time the little algae of heat insulating culture.
According to one embodiment of present invention, the water of micro algae culturing liquid is draining after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight.The contriver is surprised to find, and draining can be used for cultivating little algae effectively after the saltings desalinization of soil by flooding or leaching of employing saltiness 0.3 ~ 10 % by weight, especially from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.About the alkaline land improving desalinization of soil by flooding or leaching, the back will be described in detail at beach saline land raised fields desalinization of soil by flooding or leaching improving technology.
According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include the water supply installation (not shown), this water supply installation links to each other with micro-algae culture pond 100, is used for 1 water supply to the micro algae growth space.Draining after the desalinization of soil by flooding or leaching of saltings thus, can be continuously be provided in the micro algae growth space.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.
According to embodiments of the invention, can flow the type of drive unit for the liquid that both culturing microalgae equipment of the present invention adopts and be not particularly limited, it can be paddle board wheel that direct-current machine drives.For example, can with the top of paddle board wheel carrier in the micro-algae culture pond runway, respectively set up a paddle board wheel at the both sides runway, make the axially abundant mixing of liquid in the culturing pool, guaranteeing that the little algae in the liquid is subjected to light sufficient, and make that liquid flows along raceway pond in the pond, strengthen gas-liquid and liquid-solid transmission.
According to embodiments of the invention, this can be used for both culturing microalgae equipment of the present invention can also have some utility appliance can be used for both culturing microalgae equipment cultivating microalgae of the present invention for further raising utilization efficient.According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include power generation assembly 3, this power generation assembly 3 links to each other with liquid stream drive unit 2, is used for driving liquid stream drive unit 2, wherein, power generation assembly 3 is wind-light complementing power generation device.According to embodiments of the invention, the generated output of this wind-light complementing power generation device can be 100 ~ 1000W.Thus, can utilize fully coastal region abundant wind energy and sun power, for liquid stream drive unit provides energy derive.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include biomass pyrolysis device 4, this biomass pyrolysis device 4 links to each other with micro-algae culture pond 100, and being used for provides carbon source to micro algae growth space 1.Thus, can take full advantage of the biomass that grow after the beach saline land improvement is raw material, produces carbonated flue gas, for micro-algae culture pond provides micro algae growth required carbon source, and provides thermal source for micro-algae culture pond is incubated in the winter time.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to one embodiment of present invention, can utilize according to the embodiment of the invention can be used for little algae that both culturing microalgae equipment of the present invention cultivate be selected from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina one of at least.The contriver is surprised to find, this slightly algae can effectively after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight, grow in the draining.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.
In still another aspect of the invention, the present invention proposes a kind of system that the soil of beach saline land is carried out desalination.According to embodiments of the invention, with reference to Fig. 2, this system comprises: raised fields 200 and both culturing microalgae equipment 1000.According to embodiments of the invention, raised fields 200 is to form at the beach saline land of the treating desalination bed hedgehopping of cutting the earth, and both culturing microalgae equipment 1000 is formed at builds raised fields 200 formed bottom lands.With reference to figure 1, according to embodiments of the invention, can be used for both culturing microalgae equipment of the present invention and comprise: micro-algae culture pond 100, micro algae culturing liquid (not shown) and liquid stream drive unit 2.According to embodiments of the invention, be formed with micro algae growth space 1 in the micro-algae culture pond 100, micro algae culturing liquid is arranged in the micro algae growth space 1, and liquid stream drive unit 2 is arranged in the micro algae growth space 1 and is used for driving the motion of micro algae culturing liquid.Thus, can be implemented under the driving of liquid stream drive unit, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space is grown in micro algae culturing liquid thereby be convenient to little algae, realizes effectively cultivating microalgae.Thus, utilize this system, can effectively implement the foregoing method that the soil of beach saline land is carried out desalination, can be effectively the soil of beach saline land be carried out desalination, simultaneously, can also effectively utilize the desalinization of soil by flooding or leaching after draining carry out cultivating microalgae.
According to embodiments of the invention, the form in micro algae growth space 1 also is not particularly limited.With reference to figure 1, according to one embodiment of present invention, micro algae growth space 1 is the form of raceway pond ringwise.Thus, can be implemented under the driving of liquid stream drive unit 2, the abundant mixing of the micro algae culturing liquid that holds in the micro algae growth space 1, and can so that micro algae culturing liquid circulates along raceway pond, strengthen gas-liquid and liquid-solid transmission.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to one embodiment of present invention, micro-algae culture pond 100 utilizes beach saline land to improve formed bottom land formation.Thus, can utilize useless ground, turn waste into wealth, not occupy cultivated land, and can take full advantage of coastal region abundant wind energy and sun power.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.In addition, when utilizing beach saline land to improve formed bottom land formation micro-algae culture pond 100, can be easily cut off 110 micro-algae culture pond 100 separated by in the middle of micro-algae culture pond 100, arranging along its length, thereby form the micro algae growth space 1 of ring-like raceway pond form.According to one embodiment of present invention, be lower than 1 ~ 1.5 meter of ground level at the bottom of the pond of micro-algae culture pond, the degree of depth of micro algae culturing liquid is 30 ~ 50 centimetres.Thus, can utilize easily existing beach saline land to improve formed bottom land and form micro-algae culture pond, thereby, the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention further improved.According to one embodiment of present invention, further comprise top cover, described top cover is arranged at described micro-algae culture pond top, is used for sealing described micro-algae culture pond.Thus, can seal in the winter time the little algae of heat insulating culture.According to one embodiment of present invention, the water of micro algae culturing liquid is draining after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight.The contriver is surprised to find, and draining can be used for cultivating little algae effectively after the saltings desalinization of soil by flooding or leaching of employing saltiness 0.3 ~ 10 % by weight, especially from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.About the alkaline land improving desalinization of soil by flooding or leaching, the back will be described in detail at beach saline land raised fields desalinization of soil by flooding or leaching improving technology.According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include the water supply installation (not shown), this water supply installation links to each other with micro-algae culture pond 100, is used for 1 water supply to the micro algae growth space.Draining after the desalinization of soil by flooding or leaching of saltings thus, can be continuously be provided in the micro algae growth space.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to embodiments of the invention, can flow the type of drive unit for the liquid that both culturing microalgae equipment of the present invention adopts and be not particularly limited, it can be paddle board wheel that direct-current machine drives.For example, can with the top of paddle board wheel carrier in the micro-algae culture pond runway, respectively set up a paddle board wheel at the both sides runway, make the axially abundant mixing of liquid in the culturing pool, guaranteeing that the little algae in the liquid is subjected to light sufficient, and make that liquid flows along raceway pond in the pond, strengthen gas-liquid and liquid-solid transmission.According to embodiments of the invention, this can be used for both culturing microalgae equipment of the present invention can also have some utility appliance can be used for both culturing microalgae equipment cultivating microalgae of the present invention for further raising utilization efficient.According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include power generation assembly 3, this power generation assembly 3 links to each other with liquid stream drive unit 2, is used for driving liquid stream drive unit 2, wherein, power generation assembly 3 is wind-light complementing power generation device.According to embodiments of the invention, the generated output of this wind-light complementing power generation device can be 100 ~ 1000W.Thus, can utilize fully coastal region abundant wind energy and sun power, for liquid stream drive unit provides energy derive.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to one embodiment of present invention, can be used for both culturing microalgae equipment of the present invention and may further include biomass pyrolysis device 4, this biomass pyrolysis device 4 links to each other with micro-algae culture pond 100, and being used for provides carbon source to micro algae growth space 1.Thus, can take full advantage of the biomass that grow after the beach saline land improvement is raw material, produces carbonated flue gas, for micro-algae culture pond provides micro algae growth required carbon source, and provides thermal source for micro-algae culture pond is incubated in the winter time.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.According to one embodiment of present invention, can utilize according to the embodiment of the invention can be used for little algae that both culturing microalgae equipment of the present invention cultivate be selected from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina one of at least.The contriver is surprised to find, this slightly algae can effectively after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight, grow in the draining.Thereby, further improved the efficient that can carry out for both culturing microalgae equipment of the present invention both culturing microalgae of utilizing according to the embodiment of the invention.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although the above has illustrated and has described embodiments of the invention, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment in the situation that does not break away from principle of the present invention and aim within the scope of the invention, modification, replacement and modification.
Claims (10)
1. a both culturing microalgae equipment is characterized in that, comprising:
Micro-algae culture pond is formed with the micro algae growth space in the described micro-algae culture pond;
Micro algae culturing liquid, described micro algae culturing liquid are arranged in the described micro algae growth space; And
Liquid stream drive unit, described liquid stream drive unit are arranged in the described micro algae growth space and are used for driving the motion of described micro algae culturing liquid.
2. both culturing microalgae equipment according to claim 1 is characterized in that, described micro algae growth space is the form of raceway pond ringwise.
3. both culturing microalgae equipment according to claim 1 is characterized in that, described micro-algae culture pond utilizes beach saline land to improve formed bottom land and forms.
4. both culturing microalgae equipment according to claim 3 is characterized in that, is lower than 1 ~ 1.5 meter of ground level at the bottom of the pond of described micro-algae culture pond, and the degree of depth of described micro algae culturing liquid is 30 ~ 50 centimetres.
5. both culturing microalgae equipment according to claim 4 is characterized in that, further comprises top cover, and described top cover is arranged at described micro-algae culture pond top, is used for sealing described micro-algae culture pond.
6. both culturing microalgae equipment according to claim 1 is characterized in that, the water of described micro algae culturing liquid is draining after the saltings desalinization of soil by flooding or leaching of saltiness 0.3 ~ 10 % by weight.
7. both culturing microalgae equipment according to claim 1 is characterized in that, further comprises:
Water supply installation, described water supply installation links to each other with described micro-algae culture pond, is used for supplying water to described micro algae growth space.
8. both culturing microalgae equipment according to claim 1 is characterized in that, further comprises:
Power generation assembly, described power generation assembly links to each other with described liquid stream drive unit, is used for driving described liquid stream drive unit,
Wherein,
Described power generation assembly is wind-light complementing power generation device.
9. both culturing microalgae equipment according to claim 1 is characterized in that, further comprises:
Biomass pyrolysis device, described biomass pyrolysis device links to each other with described micro-algae culture pond, and being used for provides carbon source to described micro algae growth space.
10. both culturing microalgae equipment according to claim 1 is characterized in that, described little algae be selected from spirulina, Dunaliella salina, the little Dunaliella salina of incarnadine and green Dunaliella salina one of at least.
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| CN102099448A (en) * | 2008-07-18 | 2011-06-15 | 法国圣戈班玻璃厂 | Industrial device manufacturing its own fuel |
| JP2011254725A (en) * | 2010-06-07 | 2011-12-22 | Sumitomo Heavy Ind Ltd | Photosynthetic microalgae culture apparatus |
| JP2012023979A (en) * | 2010-07-20 | 2012-02-09 | Hitachi Plant Technologies Ltd | Raceway-pond type culture tank |
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