CN203530295U - Thin-layer breeding multiple production system - Google Patents

Abstract

The utility model relates to a thin-layer breeding multiple production system. The multiple production system comprises a thin-layer breeding system and a greenhouse system, wherein the thin-layer breeding system comprises a breeding device and a circulatory system; the breeding device comprises a bottom surface and a corresponding support frame; the breeding device is in a closed loop connection with the circulatory system; the greenhouse system is disposed below the breeding device. The support frame of the thin-layer breeding system, as a main structure body of the greenhouse system, combines the thin-layer breeding system and the greenhouse system, so that plant and animal breeding can be developed while microalgae breeding is carried out, thereby realizing stereoscopic and resourceful utilization of land and providing a novel mode for developing ecology energy and ecological agriculture.

Description

A kind of thin layer cultivation polygenerations systeme

Technical field

The utility model relates to a kind of thin layer cultivation polygenerations systeme.

Background technology

Photosynthetic microorganism/vegetable cell can utilize the inorganics of the forms such as sun power, water and simple mineral substance synthesis of organic substance and hydrogen, oxygen, methane.Micro-algae is a class individual small photosynthetic autotrophs/type of supporting of holding concurrently, unicellular/simple multicellular organism, has the features such as widely distributed, of a great variety, photosynthetic efficiency is high, fast growth, strong adaptability.

Mass-producing, high yielding culture are the bottlenecks of the micro-algae industrialized development of restriction, and the exploitation of low-cost, efficient cultivating system is the key that micro-algae large-scale is produced.Present stage cubic light bio-reactor still ubiquity cost high, be difficult for the problems such as amplification, current numerous enterprises still continues to continue to use traditional " raceway pond " and carries out micro-algae large-scale cultivation.Tradition raceway pond mostly is oval or circular shallow pond, in pond, to be generally 15～30cm dark for algae liquid, by cylinder shape stirring rake, algae liquid is continued to stir (Borowitzka, 1999), thereby realize circulating of whole pond algae liquid, so that frustule and each nutrition distribution homogeneous in algae liquid, and increase frustule and see light rate.But the cultured output of application raceway pond is always not ideal enough.Its major cause is: on the one hand, in pond, the algae liquid degree of depth is large, and sunlight decay to zero after taking in several centimetres of liquid levels, and only skin layer frustule visible ray, carries out photosynthesis; On the other hand, algae hydraulic hybrid type power only depends on stirring rake to provide, and makes the mixedness of algae liquid in the vertical direction poor, and cells of superficial layer is shown in that light is superfluous, growth is suppressed, and bottom cell is shown in that light is not enough, growth is restricted.In addition, the cultivation final concentration of application raceway pond is undesirable (only about 0.5g/L, US5981271) also, causes the last handling process treatment capacities such as collection, dehydration large, and then has increased the cost of final algae product.

Space between the discloseder cultivating system cultivation faces of prior art and ground is not utilized, and space and resource utilization are low; In cultivating system, the liquid layer degree of depth is large mostly; And make cultivation face mainly with mechanically resistant material, and not only the weight of mechanically resistant material self can have higher requirements to the intensity of supporting structure, and also higher to the manufacture of supporting structure and setting accuracy requirement, and engineering cost and difficulty are higher.

More existing cultivating system minimum units form by least two cultivation faces, and it is also inessential, and when outdoor utility due to minimum unit in two cultivation face tilt opposite directions, can cause the cultivation face in minimum unit and between adjacent cells to be mutually in the light.In addition, also there is the problems such as applicability poor (utilization rate of carbon dioxide is low, cannot tackle adverse weather ensureing product quality, without temperature control measure), algae liquid vertical direction undermixing, energy derive are single in some cultivating system.

Utility model content

First the purpose of this utility model is to solve the space availability ratio existing in prior art low (space between cultivation face and ground is not utilized), is difficult to realize Poly-generation, it is poor that the liquid layer degree of depth is large, vertical direction mixes, etc. problem, a kind of thin layer cultivation polygenerations systeme is proposed.

The purpose of this utility model is also to solve cultivation face between the interior unit of the system existing in prior art and adjacent cells and is mutually in the light, the cultivation of mechanically resistant material in the face of the intensity of support frame and manufacturing accuracy require high, engineering cost and difficulty high, without temperature control facility, without quality assurance facility, CO ₂the technical problems such as gas supply mode efficiency is low, urgees mixed weak effect, and energy derive is single.

The utility model proposes a kind of space availability ratio high, can Poly-generation, simple in structure, with low cost, suitably temperature control, can ensure algae quality product, CO to a certain extent ₂the low-cost thin layer cultivation polygenerations systeme that utilization ratio is high.

For reaching this object, the utility model by the following technical solutions:

A thin layer cultivation polygenerations systeme, described polygenerations systeme comprises thin layer cultivating system and Greenhouse System; Described thin layer cultivating system comprises cultivation apparatus and the recycle system, and described cultivation apparatus comprises bottom surface and corresponding support frame; Described cultivation apparatus is closed loop with the recycle system and is connected; Described Greenhouse System is positioned at cultivation apparatus below.

Following as the preferred technical scheme of the utility model, but the restriction of the technical scheme not providing as the utility model by the following technical programs, can better reach and realize technical purpose of the present utility model and beneficial effect.

Preferably, on the basis of the technical scheme providing at the utility model, the liquid layer degree of depth on described bottom surface is less than 10cm; The described liquid layer degree of depth is preferably less than 5cm, is further preferably less than 3cm, is more preferably less than 2cm, be more further preferably less than 1cm, most preferably 4～8mm.

Preferably, on the basis of the technical scheme providing at the utility model, described thin layer cultivating system includes a bottom surface.

Preferably, on the basis of the technical scheme providing at the utility model, top, the bottom surface of described thin layer cultivating system also arranges epiphragma; Preferably, described bottom surface and epiphragma form dismountable sealing/semiclosed chamber; Preferably, epiphragma can put down or pack up through transmission mechanism; Preferably, described epiphragma is light-transmissive film, further preferred anti-infrared film or high light-transmissive film.

Preferably, on the basis of the technical scheme providing at the utility model, described anti-infrared film is infrared generating film.

Preferably, on the basis of the technical scheme providing at the utility model, described bottom surface is flexible face; Described flexible face is covered in the upper surface of support frame, is fixedly connected with support frame, forms cultivation apparatus.

Preferably, on the basis of the technical scheme providing at the utility model, middle part, described bottom surface is yield zone; In each edge, described bottom surface, at least parallel with algae liquid flow direction two edges, higher than yield zone, form overflow weir; The angle of described overflow weir and yield zone is preferably 90 degree.

Preferably, on the basis of the technical scheme providing at the utility model, described bottom surface is level or tool certain slope is placed; The described gradient is preferably less than 10 degree, is further preferably less than 5 degree, is most preferably less than 2 degree.

Preferably, on the basis of the technical scheme providing at the utility model, above bottom surface or its, add short mixed structure.

Preferably, on the basis of the technical scheme providing at the utility model, what in described support frame, directly contact with bottom surface is the first supporting beam, and described the first supporting beam placing direction is perpendicular to the algae liquid flow direction on bottom surface.

Preferably, on the basis of the technical scheme providing at the utility model, in each edge of described support frame, at least parallel with algae liquid flow direction two edges are higher than other parts in supporting structure.

Preferably, on the basis of the technical scheme providing at the utility model, described support frame is skeleton shape structure, and it makes whole model by single-material, or is made by multimode, single/multiple material splicing assembling.

Preferably, on the basis of the technical scheme providing at the utility model, in described support frame, add slope conditioning and tension-adjusting gear.

Preferably, on the basis of the technical scheme providing at the utility model, described bottom surface is provided with tonifying Qi groove; Described tonifying Qi groove is preferably placed at middle and upper part, bottom surface or middle part.

Preferably, on the basis of the technical scheme providing at the utility model, the described recycle system comprises conduit, lifting gear, surge tank and liquid distributor; The end of described conduit algae liquid flow direction from bottom surface extends to the origin or beginning of algae liquid flow direction; Described liquid distributor is connected with catheter tip, is positioned at the origin or beginning of algae liquid flow direction.

Preferably, on the basis of the technical scheme providing at the utility model, described lifting gear is pump.

Preferably, on the basis of the technical scheme providing at the utility model, described surge tank or conduit are provided with temperature regulating device and collection device.

Preferably, on the basis of the technical scheme providing at the utility model, described lifting gear is impeller pump, submersible pump or gas-liquid mixing pump, and described surge tank is connected in series with conduit; Or described lifting gear is gas-liquid mixing pump, described surge tank and conduit also connect.

Preferably, on the basis of the technical scheme providing at the utility model, described Greenhouse System be take bottom surface as top, take support frame as its architecture basics, is accompanied by greenhouse films material and forms greenhouse.

Preferably, on the basis of the technical scheme providing at the utility model, described surge tank is arranged in greenhouse.

Compare with prior art scheme, the utlity model has following beneficial effect:

The technical scheme that the utility model provides is usingd thin layer cultivating system support frame as Greenhouse System main structure body, thin layer cultivating system is combined with Greenhouse System, utilized the space of thin layer cultivating system cultivation face below, when carrying out both culturing microalgae, can in Greenhouse System, carry out animals and plants cultivation, realized three-dimensional, the recycling in soil, realized Poly-generation, for the developing ecology energy, the ecological agriculture have been opened up new model.

In addition, in the preferred technical scheme that the utility model provides: bottom surface selects flexible face not only can guarantee prior art function, the relative non-flexible material of himself quality is generally lighter simultaneously, thereby has reduced the requirement of strength to supporting.And flexible membrane is relatively lower to support frame structure and construction precision requirement, if along on liquid flow direction, supporting beam height and the design height of different positions are slightly different, flexible face is not laid and is construed as limiting.In addition the first supporting beam is laid along the direction vertical with algae liquid flow direction, and when supporting beam construction height is slightly different with design height, algae liquid will present " waterfall stream " and be more conducive to mix in flexible face.

Described thin layer cultivating system has overcome that the liquid layer degree of depth in traditional cultivating system is large, vertical direction mixes the top layer frustule that the defect such as poor causes and sees that light is superfluous, bottom frustule is shown in the deficiencies such as light is not enough, cultivation final concentration is low, has effectively improved in unit volume algae liquid each frustule and has seen that light probability, light utilising efficiency are high.

Described cultivating system is simple in structure, be easy to construction, can be built on the ground, half on the ground, underground, can utilize natural land, mountain region, hills etc. as supporting structure, according to physical features construction cultivation unit, there is larger application potential and cost degradation space.

Described cultivating system includes a bottom surface, bottom surface can put down, can be bent, can be arbitrary shape, can placed horizontally also tiltable settle (general orientation is basically identical), avoided in cultivation unit and cultivated the problem that between unit, cultivation face is in the light mutually.

In Greenhouse System, there is light filling/illumination and temperature control facility, and kill two birds with one stone, can be embodied as algae liquid light filling, temperature control in thin layer system simultaneously, for the illumination of plant light compensation in Greenhouse System/animal, temperature control, be beneficial to the cultivation that becomes more meticulous.

On bottom surface, establish tonifying Qi groove, for frustule growth has supplemented nutrition (particularly carbon source), avoided the carbon source restriction in long cultivation face, high-density breeding process.In microalga cultivation process, carbon source, can also CO except directly filling into gaseous state ₂dissolved air water form fills into, CO in dissolved air water ₂under normal temperature, normal pressure, with micro-bubble form, separate out with algae liquid and fully contact, thereby improve CO ₂utilising efficiency.

There are multiple temperature control facility/means (the infrared epiphragma cooling of setting up defences, or surge tank concentrates temperature control or conduit temperature control, or by spray/heating in greenhouse to thin layer system cooling/heat up), make this system can range of application wider, be beneficial to the cultivation that becomes more meticulous.

Epiphragma structure can effectively be avoided the impact of adverse weather (as strong wind, sandstorm) on micro algae growth, and then improves algae product quality.

Utilize gas-liquid mixing pump to realize that liquid is carried and gas-liquid is fully mixed simultaneously, improve mixing efficiency, simplified system.Bottom surface or its top add short mixed structure, are beneficial to algae liquid mixing diametrically in thin layer, further to improve light utilising efficiency.In support frame, add slope conditioning and tension-adjusting gear, can realize the adjusting of the bottom surface gradient and surperficial Zhang Du.

Nutritive substance (gaseous state, liquid state, solid-state) can fill into by feeding-system optional position from the recycle system and cultivation face.

System running kinetic energy can be provided by devices such as windmill, waterwheels, to utilize regional nature of living in/renewable/discarded energy, reduces Nonrenewable energy resources consumption.

Accompanying drawing explanation

Fig. 1 is the utility model thin layer cultivation polygenerations systeme one-piece construction schematic diagram;

Fig. 2 is the utility model thin layer cultivation polygenerations systeme internal structure schematic diagram;

Fig. 3 is thin layer cultivation polygenerations systeme structural representation described in the utility model embodiment 1;

Fig. 4 is thin layer cultivation polygenerations systeme structural representation described in the utility model embodiment 2.

In figure: 1-bottom surface; 2-epiphragma; 3-support frame; 3-1-the first supporting beam; The longitudinal bearing beam of 3-2-; 3-3-door type supports; 4-tonifying Qi groove; 5-greenhouse; The short mixed structure of 6-; 7-surge tank; 8-lifting gear; 10-conduit; 11-liquid distributor.

Below the utility model is further described.But following example is only simple and easy example of the present utility model, do not represent or limit rights protection scope of the present utility model, protection domain of the present utility model is as the criterion with claims.

Embodiment

For the utility model is described better, be convenient to understand the technical solution of the utility model, typical but non-limiting embodiment of the present utility model is as follows:

As depicted in figs. 1 and 2, a kind of thin layer cultivation polygenerations systeme, described polygenerations systeme comprises thin layer cultivating system and Greenhouse System; Described thin layer cultivating system comprises cultivation apparatus and the recycle system, and described cultivation apparatus comprises bottom surface 1 and corresponding support frame 3; Described cultivation apparatus is closed loop with the recycle system and is connected; Described Greenhouse System is positioned at cultivation apparatus below.

The utility model combines thin layer cultivating system with Greenhouse System, utilized the lower side space of thin layer cultivating system bottom surface to build Greenhouse System, and carried out therein animals and plants cultivation, has improved space availability ratio.Greenhouse System in animals and plants illumination/light filling, sees through bottom surface to algae liquid light filling mobile above it in to greenhouse.Nutritive substance fills in whole cultivation system by the recycle system.

The liquid layer degree of depth on described bottom surface 1 is less than 10cm; The described liquid layer degree of depth is preferably less than 5cm, is further preferably less than 3cm, is more preferably less than 2cm, be more further preferably less than 1cm, most preferably 4～8mm.

Described thin layer cultivating system includes a bottom surface 1, simple in structure, has avoided being mutually in the light in same unit.

1 top, bottom surface of thin layer cultivating system described in the utility model also arranges epiphragma 2.Described bottom surface 1 and epiphragma 2 form dismountable sealing/semiclosed chamber.Described epiphragma 2 is light-transmissive film, further preferred anti-infrared film; Described anti-infrared film is preferably infrared generating film.Anti-infrared film can effectively intercept the infrared rays that causes intensification, makes can be used for photosynthetic visible ray and enters and be radiated on cultivation face, is beneficial in megathermal climate region and cultivates.Or described epiphragma 2 is preferably high light transmissive material, there is sand-proof, insulation effect, be applicable to dust storm weather and the temperature difference larger area or season in early spring/late fall sooner or later.Epiphragma 2 can, according to the requirement of concrete cultivation situation, can put down or pack up through transmission mechanism.When bottom surface 1 is transparent material, can utilize illumination, cooling and heating equipment in greenhouse is that mobile algae liquid carries out light filling, cooling and insulation on bottom surface 1 indirectly.

Described bottom surface 1 is flexible face; Described flexible face is covered in the upper surface of support frame 3, is fixedly connected with support frame 3, forms cultivation apparatus.Bottom surface 1 can put down, can be bent, can be arbitrary shape (as stepped, wavy, circular, arbitrary polygon etc., be not limited to this), its smooth surface or be provided with the short structure of mixing.A certain slope tiltably-mounted (general orientation is basically identical) can placed horizontally also can be had in bottom surface 1, and preferred angled is settled.The described gradient is preferably less than 10 degree, is further preferably less than 5 degree, is most preferably less than 2 degree.

1 middle part, described bottom surface is yield zone, for algae liquid, flows; In 1 each edge, described bottom surface, at least parallel with algae liquid flow direction two edges, higher than yield zone, form overflow weir, to maintain the thickness of algae liquid in flexible face, and can prevent that flow rate control from not going out along the mobile algae hydrorrhea of flexible face at that time.The angle of the shape of bottom surface 1, the height of overflow weir, overflow weir and yield zone is determined by support frame 3.The angle of described overflow weir and yield zone is preferably 90 degree.

Described flexible face material is the material of nontoxicity, seawater corrosion resistance, preferred film or cloth shape impervious material, further preferred canopy film, building film, geomembrane, tarpaulin, tarpaulin or oilcloth; Described canopy film is selected from PVC, PE, EVA, PEP or its composite membrane.Typical but non-limiting example comprises: PVC, and PEP, building film, tarpaulin, the composite membrane of EVA and PE, tarpaulin, oilcloth, the composite membrane of PVC and PEP, geomembranes etc., all can be used for implementing the utility model.

1 surface, bottom surface described in the utility model or its top add short mixed structure 6, thereby make algae liquid along in 1 flow process of bottom surface, form turbulent flow in thin layer, are beneficial to algae liquid mixing diametrically in thin layer, further to improve light utilising efficiency." short mixed structure " described in the utility model mean bottom surface or above the structure that can promote that algae liquid mixes is set.Other structures that can strengthen algae liquid mixing in thin layer that those skilled in the art can obtain all can be used for the utility model.

That in described support frame 3, directly contact with bottom surface 1 is the first supporting beam 3-1, described the first supporting beam 3-1 placing direction is perpendicular to the algae liquid flow direction on bottom surface 1, make bottom surface overall flat or be slightly stepped, make algae liquid evenly flow gently or be " waterfall stream ".Wherein, bottom surface described in the utility model is preferably the structure formation of overall flat, but due in construction process, is difficult to guarantee the completely smooth of bottom surface.For example the first supporting beam 3-1 is owing to having taked the mode perpendicular to algae liquid flow direction to lay, may occur because spacing door type far away supports the difference of settling height, cause the local gradient to be different from the phenomenon of the whole gradient, be the bottom surface form of the utility model so-called " slightly stepped ", this form also can realize the utility model object.In addition, the utility model has adopted flexible face, and the utility model all can be implemented in the smooth or slight stair-stepping bottom surface of formation, and the requirement of civil engineering is not strict, and applicability is strong.

In each edge of described support frame 3, at least parallel with algae liquid flow direction two edges are higher than other parts in supporting structure, and it is approximate matrix along algae liquid flow direction vertical section.Described support frame 3 is skeleton shape structure, and it makes whole model by single-material, or is made by multimode, single/multiple material splicing assembling.

Described support frame 3 consists of natural materials or synthetic materials.Described natural materials is selected from metal, soil, brick, stone, wood or bamboo; Described synthetic materials is selected from plastics, concrete or plastic-steel.The typical but non-limiting example of described support frame 3 materials comprises: metal, and brick, stone, plastics, concrete, bamboo, plastic-steel, soil etc., all can be used for implementing the utility model.

In described support frame 3, add slope conditioning and tension-adjusting gear.The described flexible face gradient can realize adjusting by slope conditioning, and a surface degree can be realized adjusting by tension-adjusting gear.

Described bottom surface 1 is provided with tonifying Qi groove 4; Described tonifying Qi groove 4 is preferably placed at 1 middle and upper part, bottom surface or middle part.The object of establishing tonifying Qi groove 4 on bottom surface 1 is to be algae liquid supplementary carbon source mobile on bottom surface 1.In microalga cultivation process, carbon source can CO ₂the form of dissolved air water or liquid/solid carbon compound fills into.

The described recycle system comprises conduit 10, lifting gear 8, surge tank 7 and liquid distributor 11; The end of described conduit 10 algae liquid flow direction from bottom surface 1 extends to the origin or beginning of algae liquid flow direction; Described liquid distributor 11 is connected with conduit 10 ends, is positioned at the origin or beginning of algae liquid flow direction;

Described lifting gear 8 is pump.Conduit 10 is delivered to bottom surface 1 the other end by the algae liquid that flow to 1 one end, bottom surface under the effect of lifting gear 8, makes algae liquid be lamelliform, 1 flows uniformly along bottom surface, so moves in circles.Described surge tank 7 or conduit 10 are provided with temperature regulating device and collection device.

In the utility model, surge tank 7 can be used as algae liquid and gas (contains CO ₂the place of component) mixing or the interim storage place of algae liquid (according to processing requirement, also can blast containing CO during as storage place sometimes ₂the gas of component), select according to this kind of pump.

Described lifting gear 8 is impeller pump, submersible pump or gas-liquid mixing pump.The utility model utilizes gas-liquid mixing pump to carry out liquid conveying and gas-liquid is fully mixed.

When surge tank (contains CO as algae liquid and gas ₂component) or dissolved air water (containing CO ₂component) or during the mixing place of nutritive substance, the preferred impeller pump of described lifting gear 8, submersible pump or gas-liquid mixing pump, described surge tank 7 is connected in series with conduit 10.Now, main road valve cuts out, and the bypass valve that is connected with surge tank 7 is opened (surge tank 7 openings or communicate with the external world), contains CO ₂the gas of component or contain CO ₂the dissolved air water of component maybe can promote the nutritive medium of micro algae growth to pass in surge tank 7, preferably along surge tank 7 bottoms, contacts after by micropore sparger with algae liquid in surge tank 7 again, and what form like this contains CO ₂the even microbubble of component can contact more fully with algae liquid, is beneficial to CO ₂or nutritive substance fully mixes with algae liquid.

When surge tank is during as the interim storage place of algae liquid, described lifting gear 8 is that gas-liquid mixing pump fully mixes to realize liquid conveying and gas-liquid simultaneously, and now, surge tank 7 also connects with conduit 10, main road valve is opened, and closes and (now contains CO with the bypass valve that surge tank 7 is connected ₂the gas of component fully mixes with algae liquid through pump, so that micro algae growth desired nutritional material to be provided).

When night or adverse weather, also main road valve can cut out, the bypass valve being connected with surge tank 7 is opened, and makes algae liquid deposit surge tank 7 in, can in surge tank 7, pass into gas (preferably contain CO according to breeding technique demand ₂the gas of component).Now surge tank 7 is the place of storage algae liquid, and surge tank 7 can be arranged in outer or greenhouse, greenhouse 5 under bottom surface 1, is preferably disposed in greenhouse 5, also can be equipped with corresponding temperature regulating device, collection device, realizes respectively algae liquid and concentrates temperature control and frustule to collect.

Conduit 10 materials described in the utility model are preferably the material of seawater corrosion resistance, and more preferably plastics or lining are moulded metal.The preferred PVC of described plastics.

On described conduit 10, can be provided with temperature regulating device, collection device.

Nutritive substance (gaseous state, liquid state, solid-state) fills into mode except above-mentioned, also can on other positions of the recycle system (as conduit 10) or bottom surface 1, add by feeding-system.Described Greenhouse System be take bottom surface 1 as top, take support frame 3 as its architecture basics, is accompanied by greenhouse films material and forms greenhouse 5.The animals and plants cultivation auxiliary facilities such as greenhouse 5 in-built lightings, heating, spray.These auxiliary facilities not only can be used for animals and plants cultivation in greenhouse, also can be used for light filling, heating, the cooling of thin layer system, thereby micro-algae of trickling on bottom surface 1 can better be grown.

The running kinetic energy of described polygenerations systeme can provide by windmill or waterwheel, to utilize regional nature/renewable energy source of living in, reduces Nonrenewable energy resources consumption.

Embodiment 1

As shown in Figure 3, in the present embodiment, bottom surface 1 is made by EVA canopy film, is attached to the first supporting beam 3-1 and goes up and tighten formation cultivation apparatus.Bottom surface 1 is rectangle, 50 meters of overall lengths, wide 10 meters.Along support frame 3, be obliquely installed, its high-end apart from ground 3 meters, low side apart from ground 2 meters.0.5 meter of the first supporting beam 3-1 1 minor face laying along bottom surface (i.e. horizontal laying, vertical with algae liquid flow direction), spacing, longitudinally bearing beam 3-2 is positioned at 2.5 meters of 1 long side direction laying under the first supporting beam 3-1, along bottom surface (i.e. longitudinal laying, parallel with algae liquid flow direction), spacing; Bottommost is established a type and is supported 10 meters of 3-3, spacing.Door type supports 3-3 and is accompanied by EVA canopy film (bottom surface) outward, forms to take the Greenhouse System of bottom surface 1 for pushing up, and is provided with the facilities such as spray, light filling and heating in system.Epiphragma 2 is also made by EVA canopy film, 10.2 meters apart from bottom surface, forms dismountable closed cavities with bottom surface 1.When physical environment temperature is temperature required lower than micro algae growth, double membrane structure has been realized good heat insulation function, in addition the interior heating in greenhouse 5, can ensure suitable micro algae growth temperature (25 ℃), night, greenhouse 5 interior light compensating lamps can be opened, by greenhouse 5 interior supported plant light compensation (or animal being provided to illumination) in, light sees through bottom surface and is irradiated to algae liquid mobile on bottom surface, thereby realizes the lasting cultivation of micro-algae at night.In addition, double membrane structure also has good effect resisting aspect the adverse weathers such as dust storm.The about 6mm of liquid layer thickness on the cultivation face of maintaining.Take impeller pump as power input device, and main road valve cuts out, and the bypass valve being connected with surge tank is opened, CO ₂with the gas mixture of air (CO wherein ₂concentration is 5%) via aperture, being 0.2mm, microporous aeration device passes into mixed gas in surge tank, for micro algae growth provides carbon source.When algae liquid concentration (take chlorella as example) reaches 25g/L left and right, in collection algae liquid, after 1/2 frustule, fill into nutrient solution and continue cultivation.In breeding process, initially to cultivate volume and nutrient solution consists of basis, regularly add the nutritive elements such as water and N, P.

In this system, according to breeding technique demand, if night or cold or hot weather stop cultivation, algae liquid centralized stores (can be filled or do not filled containing CO in surge tank 7 ₂the gas of component), surge tank 7 is built in greenhouse 5 (more excellent), concentrates temperature control.In addition,, in normal breeding process, also can, by additional temperature control facility on conduit 10, make algae liquid realize temperature control in the process of conduit 10 of flowing through.

In addition, can design features on bottom surface 1 in this system (short mixed structure 6), with the algae liquid that promotes to flow thereon, fully mix.Epiphragma 2 can be designed to free-standing pattern, according to breeding technique demand or operational requirements, opens wide in good time.

The present embodiment by take flexible membrane as bottom surface, the thin layer cultivating system with epiphragma structure combines with Greenhouse System, can overcome/alleviate the space availability ratio existing in prior art low, the cultivation of mechanically resistant material in the face of the intensity of supporting structure and manufacturing accuracy require high, engineering cost and difficulty high, without temperature control facility, without quality assurance facility, CO ₂gas supply mode efficiency is low, and two cultivation faces are in the light mutually, short mixed weak effect, the technical problems such as energy derive is single, be a kind of space availability ratio high, can Poly-generation, simple in structure, with low cost, suitably temperature control, can ensure algae quality product, CO to a certain extent ₂the low-cost thin layer cultivation polygenerations systeme that utilization ratio is high.

Embodiment 2

As shown in Figure 4, in the present embodiment, bottom surface 1 by EVA canopy film make, be rectangle, 100 meters of overall lengths, wide 20 meters.The dark 10cm of tonifying Qi groove 4(is established at 1 middle part, bottom surface (50 meters of)), in tonifying Qi groove 4, establish micropore blowdown pipe, continue to pass into containing CO ₂the gas of component, the tonifying Qi groove 4 longitudinal bearing beam 3-2 in place disconnect.High-end apart from ground 3.5 meters of bottom surface 1,2 meters apart from ground of low sides.Take gas-liquid mixing pump as power input device, and main road valve is opened, and closes CO with the bypass valve that surge tank 7 is connected ₂with the gas mixture of air (CO wherein ₂concentration is 3%) in gas-liquid mixing pump place, fully contact with algae liquid, for micro algae growth provides carbon source.Epiphragma 2 is made by anti-infrared film.On cultivation face, liquid layer thickness is about 8mm.All the other are with embodiment 1.

In the present embodiment, epiphragma 2 is made by anti-infrared mould material, when meeting the required illumination of micro algae growth, stops that infrared light enters, and realizes cooling; In bottom surface, tonifying Qi groove 4 is established at 1 middle part, passes into containing CO ₂the gas of component, for the algae liquid in flowing supplements the required carbon source of growth.All the other and embodiment 1 are together.

Applicant's statement, the utility model illustrates detailed structure feature of the present utility model by above-described embodiment, but the utility model is not limited to above-mentioned detailed structure feature, does not mean that the utility model must rely on above-mentioned detailed structure feature and could implement.Person of ordinary skill in the field should understand; to any improvement of the present utility model; to the selection of the increase of the equivalence replacement of the selected parts of the utility model and accessory, concrete mode etc., within all dropping on protection domain of the present utility model and open scope.

Claims (34)

1. a thin layer cultivation polygenerations systeme, is characterized in that, described polygenerations systeme comprises thin layer cultivating system and Greenhouse System; Described thin layer cultivating system comprises cultivation apparatus and the recycle system, and described cultivation apparatus comprises bottom surface (1) and corresponding support frame (3); Described cultivation apparatus is closed loop with the recycle system and is connected; Described Greenhouse System is positioned at cultivation apparatus below.

2. polygenerations systeme as claimed in claim 1, is characterized in that, the liquid layer degree of depth on described bottom surface (1) is less than 10cm.

3. polygenerations systeme as claimed in claim 2, is characterized in that, the described liquid layer degree of depth is less than 5cm.

4. polygenerations systeme as claimed in claim 3, is characterized in that, the described liquid layer degree of depth is less than 3cm.

5. polygenerations systeme as claimed in claim 4, is characterized in that, the described liquid layer degree of depth is less than 2cm.

6. polygenerations systeme as claimed in claim 5, is characterized in that, the described liquid layer degree of depth is less than 1cm.

7. polygenerations systeme as claimed in claim 6, is characterized in that, the described liquid layer degree of depth 4～8mm.

8. polygenerations systeme as claimed in claim 1, is characterized in that, described thin layer cultivating system includes a bottom surface (1).

9. polygenerations systeme as claimed in claim 1, is characterized in that, the bottom surface of described thin layer cultivating system (1) top also arranges epiphragma (2).

10. polygenerations systeme as claimed in claim 9, is characterized in that, described bottom surface (1) and epiphragma (2) form dismountable sealing/semiclosed chamber.

11. polygenerations systemes as claimed in claim 10, is characterized in that, epiphragma (2) can put down or pack up through transmission mechanism.

12. polygenerations systemes as claimed in claim 11, is characterized in that, described epiphragma (2) is light-transmissive film.

13. polygenerations systemes as claimed in claim 12, is characterized in that, described epiphragma (2) is anti-infrared film or high light-transmissive film.

14. polygenerations systemes as claimed in claim 13, is characterized in that, described anti-infrared film is infrared generating film.

15. polygenerations systemes as claimed in claim 1, is characterized in that, described bottom surface (1) is flexible face; Described flexible face is covered in the upper surface of support frame (3), is fixedly connected with support frame (3), forms cultivation apparatus.

16. polygenerations systemes as claimed in claim 1, is characterized in that, described bottom surface (1) middle part is yield zone; In each edge, described bottom surface (1), at least parallel with algae liquid flow direction two edges, higher than yield zone, form overflow weir.

17. polygenerations systemes as claimed in claim 16, is characterized in that, the angle of described overflow weir and yield zone is 90 degree.

18. polygenerations systemes as claimed in claim 1, is characterized in that, described bottom surface (1) is level or tool certain slope is placed.

19. polygenerations systemes as claimed in claim 18, is characterized in that, the described gradient is less than 10 degree.

20. polygenerations systemes as claimed in claim 19, is characterized in that, the described gradient is less than 5 degree.

21. polygenerations systemes as claimed in claim 20, is characterized in that, the described gradient is less than 2 degree.

22. polygenerations systemes as claimed in claim 1, is characterized in that, in bottom surface, (1) surface or its top add short mixed structure (6).

23. polygenerations systemes as claimed in claim 1, it is characterized in that, that in described support frame (3), directly contact with bottom surface (1) is the first supporting beam (3-1), and described the first supporting beam (3-1) placing direction is perpendicular to the algae liquid flow direction on bottom surface (1).

24. polygenerations systemes as claimed in claim 1, is characterized in that, in each edge of described support frame (3), at least parallel with algae liquid flow direction two edges are higher than other parts in support frame (3).

25. polygenerations systemes as claimed in claim 1, is characterized in that, described support frame (3) is skeleton shape structure, and it makes whole model by single-material, or are made by multimode, single/multiple material splicing assembling.

26. polygenerations systemes as claimed in claim 1, is characterized in that, described support frame adds slope conditioning and tension-adjusting gear in (3).

27. polygenerations systemes as claimed in claim 1, is characterized in that, described bottom surface (1) is provided with tonifying Qi groove (4).

28. polygenerations systemes as claimed in claim 28, is characterized in that, described tonifying Qi groove (4) is positioned at (1) middle and upper part, bottom surface or middle part.

29. polygenerations systemes as claimed in claim 1, is characterized in that, the described recycle system comprises conduit (10), lifting gear (8), surge tank (7) and liquid distributor (11); The end of described conduit (10) algae liquid flow direction from bottom surface (1) extends to the origin or beginning of algae liquid flow direction; Described liquid distributor (11) is connected with conduit (10) end, is positioned at the origin or beginning of algae liquid flow direction.

30. polygenerations systemes as claimed in claim 29, is characterized in that, described lifting gear (8) is pump.

31. polygenerations systemes as claimed in claim 29, is characterized in that, described surge tank (7) or conduit (10) are provided with temperature regulating device and collection device.

32. polygenerations systemes as claimed in claim 1, is characterized in that, described lifting gear (8) is impeller pump, submersible pump or gas-liquid mixing pump, and described surge tank (7) is connected in series with conduit (10); Or described lifting gear (8) is gas-liquid mixing pump, described surge tank (7) and conduit (10) also connect.

33. polygenerations systemes as claimed in claim 1, is characterized in that, described Greenhouse System be take bottom surface (1) as top, take support frame (3) as its architecture basics, are accompanied by greenhouse films material and form greenhouse (5).

34. polygenerations systemes as claimed in claim 1, is characterized in that, described surge tank (7) is arranged in greenhouse (5).

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