CN103477911A - Space plant culture device - Google Patents
Space plant culture device Download PDFInfo
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- CN103477911A CN103477911A CN201310408133.8A CN201310408133A CN103477911A CN 103477911 A CN103477911 A CN 103477911A CN 201310408133 A CN201310408133 A CN 201310408133A CN 103477911 A CN103477911 A CN 103477911A
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- 241000196324 Embryophyta Species 0.000 claims abstract description 71
- 235000013311 vegetables Nutrition 0.000 claims abstract description 24
- 238000005286 illumination Methods 0.000 claims abstract description 14
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 11
- 230000000243 photosynthetic effect Effects 0.000 claims abstract description 10
- 244000207740 Lemna minor Species 0.000 claims description 18
- 235000006439 Lemna minor Nutrition 0.000 claims description 18
- 235000001855 Portulaca oleracea Nutrition 0.000 claims description 18
- 238000001764 infiltration Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 230000008595 infiltration Effects 0.000 claims description 17
- 239000007963 capsule composition Substances 0.000 claims description 16
- 239000012531 culture fluid Substances 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 9
- 241001025261 Neoraja caerulea Species 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000001802 infusion Methods 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims description 3
- 238000010899 nucleation Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 240000008415 Lactuca sativa Species 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 4
- 235000012045 salad Nutrition 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000005486 microgravity Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 241001532704 Azolla Species 0.000 abstract 3
- 238000005192 partition Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 7
- 230000029553 photosynthesis Effects 0.000 description 6
- 238000010672 photosynthesis Methods 0.000 description 6
- 238000009395 breeding Methods 0.000 description 5
- 230000001488 breeding effect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011534 incubation Methods 0.000 description 3
- 229920001817 Agar Polymers 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- 230000019552 anatomical structure morphogenesis Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 208000000509 infertility Diseases 0.000 description 2
- 230000036512 infertility Effects 0.000 description 2
- 231100000535 infertility Toxicity 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000001863 plant nutrition Effects 0.000 description 2
- 244000106835 Bindesalat Species 0.000 description 1
- 235000000318 Bindesalat Nutrition 0.000 description 1
- 244000183364 Lemna perpusilla Species 0.000 description 1
- 235000017879 Nasturtium officinale Nutrition 0.000 description 1
- 240000005407 Nasturtium officinale Species 0.000 description 1
- 244000113428 Sonchus oleraceus Species 0.000 description 1
- 235000006745 Sonchus oleraceus Nutrition 0.000 description 1
- 241001464837 Viridiplantae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Greenhouses (AREA)
- Cultivation Of Plants (AREA)
- Hydroponics (AREA)
Abstract
The invention provides a space plant culture device comprising a culture box which is partitioned into a left chamber and a right chamber via a longitudinal partition. The left chamber is provided with an upper layer and a lower layer, an azolla moist cultivation tray is arranged on the upper layer, a vegetable moist cultivation tray is arranged on the lower layer, the right chamber is provided with a seedling cultivation tray, an LED lamp panel is arranged above the azolla moist cultivation tray, the vegetable moist cultivation tray and the seedling cultivation tray, and the right chamber is further provided with a bag-type solution collecting box used for providing a culture solution and a peristaltic pump used for driving the culture solution to flow. The space plant culture device is provided with a plant culture solution supply system, an LED illumination system and a monitoring system which are complete and needed for growth of azolla and short small salad vegetables in the whole growth period, on-line parameter setting, automatic record storing and intelligent system controlling can be realized, population, individual photosynthetic efficiency and biological-yield efficient production cycle of the plants as well as change rules in space microgravity environment of the plants can be researched, and requirements on spatial scientific experiments and space station key technology experiments can be met.
Description
Technical field
The present invention relates to a kind of spatial plant culture apparatus.
Background technology
Controlled ecological life support system (being called for short CELSS) is that the mankind carry out the AS following long-time, remote, that many occupants human spaceflight operation can trust.The space station cultivated plant, be the prerequisite of carrying out the CELSS system research, be also in recent years various countries in the field of space station primary study.In existing whole manned capsule, the astronaut also can only eat compressed foods all day, eats less than fresh food, and this badly influences the physical and mental health of astronaut under microgravity, is stranded in for a long time space station after also having influence on.Therefore, introduce green plants imperative in flight capsule, it not only can absorb the CO2 that astronaut's respiration produces, and discharges O2, can also within breeding time, gather in the crops fresh vegetables and eat for the astronaut, achieves many things at one stroke.
Domestic existing spatial plant culture apparatus, great majority adopt agar medium or capillary materials to cultivate plant as matrix, and moisture and nutriment are disposable, and incubation time is short, has been difficult to the plant cultivation of whole breeding time.The device of developing have only as ground-test plant, can't verify its heaven feasibility.
Summary of the invention
The present invention is directed to the short problem that can't adapt to whole cultivation breeding time of plant of existing space plant growing device incubation time improves, the present invention adopts the plant moistening, planting method, configuration enclosed culture fluid perfusion feed system, realize that small-sized plant long-term cultivation tests required growth monitoring and integrated environment monitoring function, be intended to be applied to flight test in-orbit.
The specific embodiment of the invention scheme is: a kind of spatial plant culture apparatus, comprise an incubator, described incubator is cut apart and is formed two chambers in left and right by a longitudinal baffle, described left chamber is provided with two-layer up and down, upper strata is provided with red duckweed moistening and planting disk, lower floor is provided with the vegetables moistening and planting disk, described right chamber is provided with the seedling dish for cultivating, described red duckweed moistening and planting disk, vegetables moistening and planting disk and seedling dish for cultivating top are equipped with for giving the LED lamp plate of plant illumination, described right chamber also is provided with capsule formula catch box and the peristaltic pump for driving culture fluid to circulate for the plant culture fluid is provided.
Further, described red duckweed moistening and planting disk and vegetables moistening, planting tray bottom all are equipped with retaining moisture retaining groundmass layer, infiltration support matrix layer and take root grown layer to lower and upper, described retaining moisture retaining groundmass layer is the porous ceramics particle, be provided with retaining moisture retaining groundmass layer in the seedling dish for cultivating, described retaining moisture retaining groundmass layer is evenly equipped with the infiltration pipeline with water seepage hole.
Further, some field planting circles also are set in the infiltration support matrix layer of described vegetables moistening and planting disk and seedling dish for cultivating, described field planting circle is arranged by the seeding row spacing of plant different growing.
Further, described capsule formula catch box is provided with delivery port and water inlet, the water inlet of described infiltration pipeline is connected with capsule formula catch box delivery port through peristaltic pump, and the delivery port of infiltration pipeline is connected with the water inlet of capsule formula catch box and forms moisture and nutriment supply circuit.
Further, also be provided with cooling-water temperature sensor, water heater, hydraulic pressure sensor and fluid infusion mouth in described capsule formula catch box.
Further, described incubator left chamber inwall is provided with the air feed airflow fence, and described air feed airflow fence front end is provided with miniature draft fan.
Further, described LED lamp plate is electrically connected to the light source driving board and the LED stepless-adjustment tabula rasa that are arranged at right chamber top, described LED lamp plate is provided with 83% red-light LED and 17% blue-ray LED, on described light source board face, also is coated with the mirror face reflection coating that can improve intensity of illumination and the uniformity.
Further, be provided with humidity of media sensor and photosynthetic active radiation sensor in described red duckweed moistening and planting disk, vegetables moistening and planting disk and seedling dish for cultivating.
Further, described incubator has also configured atmosphere environmental factors timely monitor device and warning device,
Further, the right chamber sidewall of described incubator is provided with in the described control cabinet of control cabinet and is provided with main control board, two-way high-resolution camera and touch display screen, and described main control board is connected with sensor, monitoring device, warning device in incubator.
Compared with prior art, the present invention has following beneficial effect:
(1) there is not water termination in space station, and contrive equipment adopts the moistening, planting method, and the wet medium of supporting in plant moistening and planting disk in retaining moisture retaining groundmass layer remains abundant moisture state, and dielectric surface oozes out without open fire.The present invention also arranges humidity sensor in the plant cultivation dish, by controlling peristaltic pump output flow and peristaltic pump discontinuous operation cycle, cultivating the liquid bag type catch box in conjunction with enclosed supplies with to the infiltration pipeline, guaranteeing that dielectric surface oozes out without open fire under prerequisite, for plant provides nutrient and moisture.The realization of plant moistening, planting method, broken through space plant growing and be confined to group training seedling or Seedling Stage, and this respect will integrate with international most advanced level.
(2) this contrive equipment is built-in with red duckweed moistening and planting disk and vegetables moistening and planting disk at incubator, because the plants such as red duckweed, romaine lettuce, green water cress and hare's-lettuce all belong to salad type vegetables, the characteristics such as have that breeding time is short after fast growth, field planting, plant height is shorter, economic coefficient is high and eating mouth feel is good, be adapted at cultivation in the spatial plant culture apparatus; Study the colony of these plants, individual photosynthetic efficiency and biological yield High-efficient Production cycle and Changing Pattern under the space microgravity environment thereof, being intended to provides theoretical foundation for the matter and energy efficiency of supply of plant in self-loopa CELSS system, meet the demand of carrying out space science experiment and the experiment of space station key technology, for the development of China's manned space flight successive projects is had laid a good foundation.
(3) the LED light source system emphasis in the invention has been considered the impact on plant photosynthesis efficiency.Adopt 83% red-light LED and 17% blue-ray LED as photosynthesis of plant active radiating light source.Due to LED lamp plate and dielectric surface spacing hour, the illumination uniformity is obviously bad, particularly blue-ray LED quantity seldom, only accounts for 17%, the majority of plant blade face can not get blue light illumination, affects the morphogenesis of plant.Therefore, the present invention increases mirror face reflection coating on the light source board face, to improve intensity of illumination and the uniformity thereof, and then improves the photosynthetic yield of plant.
(4) the present invention possesses plant culture fluid feed system and LED illumination system and the monitoring system thereof that self complete red duckweed and short and small salad type vegetables grow required the time of infertility, can on-line parameter sets, autostore record and Based Intelligent Control.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is A-A cutaway view in Fig. 1.
in figure: the 1-incubator, the 2-dividing plate, 3-left chamber, the right chamber of 4-, the red duckweed moistening and planting disk of 5-, 6-vegetables moistening and planting disk, 7-seedling dish for cultivating, 8-LED lamp plate, the 9-light source driving board, 10-LED stepless-adjustment tabula rasa, 31 air feed airflow fences, 41-capsule formula catch box, the 44-camera, the 45-touch display screen, 51(61,71)-retaining moisture retaining groundmass layer, 52(62)-infiltration support matrix layer, the 63-pipeline that seeps water, 64(74)-field planting circle, 65-humidity of media sensor, 66-photosynthetic active radiation sensor.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As shown in Fig. 1～2, a kind of spatial plant culture apparatus, comprise an incubator 1, described incubator 1 is cut apart and is formed two chambers in left and right by a longitudinal baffle 2, described left chamber 3 is provided with two-layer up and down, upper strata is provided with red duckweed moistening and planting disk 5, lower floor is provided with vegetables moistening and planting disk 6, described right chamber is provided with seedling dish for cultivating 7, described red duckweed moistening and planting disk 5, vegetables moistening and planting disk 6, seedling dish for cultivating 7 tops are equipped with for giving the LED lamp plate 8 of plant illumination, described right chamber 4 also is provided with capsule formula catch box 41 for the plant culture fluid is provided and for driving the mobile peristaltic pump of culture fluid 42.
Spatial plant culture apparatus incubator 1 outer profile size meets interior two the standard locker units of space station closed cabin by the inside dimension requirement after combining up and down.The plant cultivation dish arranges 2 layers, and upper strata is that red duckweed moistening and planting disk 5 is bearing on three joint guide rails, can pull out or advance, and is convenient to agronomy operation and other maintenances such as a minute duckweed, harvesting.
Described LED lamp plate 8 is electrically connected to light source driving board 9 and the LED stepless-adjustment tabula rasa 10 of the side that is arranged at right chamber 4 tops, and the LED light source system emphasis in invention has been considered the impact on plant photosynthesis efficiency.LED lamp plate 8 is provided with 83% red-light LED and 17% blue-ray LED as photosynthesis of plant radiating light source initiatively.Due to LED lamp plate and dielectric surface spacing hour, the illumination uniformity is obviously bad, particularly blue-ray LED quantity seldom, only accounts for 17%, the majority of plant blade face can not get blue light illumination, affects the morphogenesis of plant.Therefore, the present invention increases mirror face reflection coating on the light source board face, to improve intensity of illumination and the uniformity thereof, and then improves the photosynthetic yield of plant.
Described red duckweed moistening and planting disk 5 all is equipped with retaining moisture retaining groundmass layer 51(61 from top to down with vegetables moistening and planting disk 6,, infiltration support matrix layer 52(62) and take root grown layer 63 71), described retaining moisture retaining groundmass layer 51(61) be the porous ceramics particle, be provided with retaining moisture retaining groundmass layer 71 in seedling dish for cultivating 7, described retaining moisture retaining groundmass layer 51(61,71) be evenly equipped with the infiltration pipeline 63 with water seepage hole.In the infiltration support matrix layer 61 of described vegetables moistening and planting disk 6 and seedling dish for cultivating, some field planting circle 64(74 also are set), described field planting circle 64(74) by the seeding row spacing of plant, arrange.Be provided with in humidity of media sensor 65 and photosynthetic active radiation sensor 66(figure humidity of media sensor and the photosynthetic active radiation sensor only illustrated in the vegetables moistening and planting disk in red duckweed moistening and planting disk 5, vegetables moistening and planting disk 6 and seedling dish for cultivating 7).
Described capsule formula catch box 41 is provided with delivery port and water inlet, and the water inlet of described infiltration pipeline 63 is connected with capsule formula catch box 41 delivery ports through peristaltic pump 42, and the delivery port of infiltration pipeline 63 is connected with the water inlet of capsule formula catch box 41 and forms the nutriment supply circuit.
Because existing agar medium or capillary materials are cultivated plant as matrix, nutriment is disposable, incubation time is short, be difficult to the plant cultivation of whole breeding time, therefore the present invention adopts the moistening, planting method, retaining moisture retaining groundmass layer 51(61 in the plant cultivation dish, 71) the wet medium of supporting in remains abundant moisture state, and dielectric surface oozes out without open fire, humidity of media sensor 65 also is set in the plant cultivation dish, peristaltic pump 42 output flows and 42 discontinuous operation cycles of peristaltic pump are controlled in data utilization by sensor, cultivating liquid bag type catch box 41 in conjunction with enclosed supplies with to infiltration pipeline 63, guaranteeing that dielectric surface oozes out under prerequisite without open fire, for plant provides nutrient and moisture.
Also be provided with cooling-water temperature sensor, water heater, hydraulic pressure sensor and fluid infusion mouth 411 in described capsule formula catch box 41.With the heating that realizes water temperature, hydraulic pressure feedback and plant nutrition liquid to supplying with plant nutrition liquid with supplement.
Described incubator 1 left chamber's 3 inwalls are provided with air feed airflow fence 31, and described airflow fence 31 front ends are provided with draft fan, have also configured atmosphere environmental factors timely monitor device and warning device in incubator 2.
Because the incubator 1 in invention is hedged off from the outer world, therefore be provided with gas exchange loop equipment.When flight need to be carried out the photosynthesis of plant test in-orbit, can close draft fan and each loop of air feed airflow fence 31 front ends, form controlled closed cabin in incubator, measure O in cabin by atmosphere environmental factors timely monitor device
2and CO
2concentration, calculate plant population's photosynthetic efficiency.After off-test, again open draft fan and each loop, the inside and outside gas of incubator 1 is negotiable.
The present invention possesses plant culture fluid feed system and LED illumination system and the monitoring system thereof that self complete red duckweed and short and small salad type vegetables grow required the time of infertility, can on-line parameter sets, autostore record and Based Intelligent Control.Yet to atmosphere environmental factors, the present invention only has monitoring function, and does not control function.Therefore, the inside and outside gaseous environment isolation of cabinet of the present invention, and be provided with the program-controlled system in gas exchange loop.When flight need to be carried out the photosynthesis of plant test in-orbit, close draft fan and each loop of air feed airflow fence front end, form controlled closed cabin in cabinet, by measuring O2 and CO2 concentration in cabin, calculate plant population's photosynthetic efficiency.After off-test, open draft fan and each loop, the inside and outside gas of cabinet can exchange.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. a spatial plant culture apparatus, comprise an incubator, it is characterized in that, described incubator is cut apart and is formed two chambers in left and right by a longitudinal baffle, described left chamber is provided with two-layer up and down, upper strata is provided with red duckweed moistening and planting disk, lower floor is provided with the vegetables moistening and planting disk, described right chamber is provided with the seedling dish for cultivating, described red duckweed moistening and planting disk, vegetables moistening and planting disk and seedling dish for cultivating top are equipped with for giving the LED lamp plate of plant illumination, described right chamber also is provided with capsule formula catch box and the peristaltic pump for driving culture fluid to circulate for the plant culture fluid is provided.
2. a kind of spatial plant culture apparatus according to claim 1, it is characterized in that, described red duckweed moistening and planting disk and vegetables moistening and planting disk all are equipped with retaining moisture retaining groundmass layer, infiltration support matrix layer and take root grown layer to lower and upper, described retaining moisture retaining groundmass layer is the porous ceramics particle, be provided with retaining moisture retaining groundmass layer in the seedling dish for cultivating, described retaining moisture retaining groundmass layer is evenly equipped with the infiltration pipeline with water seepage hole.
3. a kind of spatial plant culture apparatus according to claim 2, is characterized in that, some field planting circles also are set in the infiltration support matrix layer of described vegetables moistening and planting disk and seedling dish for cultivating, and described field planting circle is arranged by the seeding row spacing of plant different growing.
4. a kind of spatial plant culture apparatus according to claim 2, it is characterized in that, described capsule formula catch box is provided with delivery port and water inlet, the water inlet of described infiltration pipeline is connected with capsule formula catch box delivery port through peristaltic pump, and the delivery port of infiltration pipeline is connected with the water inlet of capsule formula catch box and forms plant culture fluid supply circuit.
5. a kind of spatial plant culture apparatus according to claim 1, is characterized in that, in described capsule formula catch box, also is provided with cooling-water temperature sensor, water heater, hydraulic pressure sensor and fluid infusion mouth.
6. a kind of spatial plant culture apparatus according to claim 1, is characterized in that, described incubator left chamber inwall is provided with the air feed airflow fence, and described air feed airflow fence front end is provided with miniature draft fan.
7. a kind of spatial plant culture apparatus according to claim 1, it is characterized in that, described LED lamp plate is electrically connected to the light source driving board and the LED stepless-adjustment tabula rasa that are arranged at right chamber top, described LED lamp plate is provided with 83% red-light LED and 17% blue-ray LED, on described light source board face, also is coated with the mirror face reflection coating that can improve intensity of illumination and the uniformity.
8. a kind of spatial plant culture apparatus according to claim 1, is characterized in that, in described red duckweed moistening and planting disk, vegetables moistening and planting disk and seedling dish for cultivating, is provided with humidity of media sensor and photosynthetic active radiation sensor.
9. a kind of spatial plant culture apparatus according to claim 1, is characterized in that, also configured atmosphere environmental factors timely monitor device and warning device in described incubator.
10. a kind of spatial plant culture apparatus according to claim 1, it is characterized in that, described right chamber sidewall is provided with in the described control cabinet of control cabinet and is provided with main control board, two-way high-resolution camera and touch display screen, described main control board is connected with sensor, monitoring device, warning device in incubator.
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| CN201310408133.8A CN103477911B (en) | 2013-09-10 | 2013-09-10 | Space plant culture device |
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| CN201310408133.8A CN103477911B (en) | 2013-09-10 | 2013-09-10 | Space plant culture device |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104604664A (en) * | 2015-02-12 | 2015-05-13 | 洞头县水产科学技术研究所 | Multifunctional cultivation box |
| CN104663071A (en) * | 2015-03-09 | 2015-06-03 | 嘉兴职业技术学院 | Sowing technology and cultivation device for wood avens seeds |
| CN105390057A (en) * | 2015-10-28 | 2016-03-09 | 上海安逆杰信息技术有限公司 | Ecological exploration observation box |
| CN105532283A (en) * | 2015-12-11 | 2016-05-04 | 卢志文 | Anti-seepage plant wall |
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| CN106522600A (en) * | 2016-10-28 | 2017-03-22 | 福建省农业科学院农业生态研究所 | Controlled airtight experiment cabin and air tightness testing method thereof |
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