CN113826576A - Automatic change space fish and cultivate test device - Google Patents
Automatic change space fish and cultivate test device Download PDFInfo
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- CN113826576A CN113826576A CN202111015127.7A CN202111015127A CN113826576A CN 113826576 A CN113826576 A CN 113826576A CN 202111015127 A CN202111015127 A CN 202111015127A CN 113826576 A CN113826576 A CN 113826576A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/045—Filters for aquaria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/06—Arrangements for heating or lighting in, or attached to, receptacles for live fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K79/00—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
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- Biodiversity & Conservation Biology (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Farming Of Fish And Shellfish (AREA)
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Abstract
An automatic test device for space fish culture comprises a space fish culture cabin and an O2Stirred with water fusion vessel, O2Storage vessel, water circulation treatment module and CO2A collection container; the fish culture cabin and the fish culture cabin O2With waterIs connected to a stirred fusion vessel, O2The stirring and fusion device with water is used for fully interacting gas and liquid under the condition of space microgravity and supplementing O required by fish survival2；O2Storage vessel to said O2Agitated and fused with water to provide gaseous O2(ii) a The fish culture cabin is connected with a water circulation treatment module, and the water circulation treatment module is used for treating CO in water flowing from the fish culture cabin2，CO2The collecting container is used for collecting gaseous CO filtered by the air-permeable and water-impermeable semipermeable membrane structure in the water circulation treatment module2. The invention is realized in a limited closed space, and has the technical functions of space in-situ culture of fishes, microgravity gas-liquid exchange, microgravity material circulation control, remote parameter remote measurement and the like so as to meet the requirements of space technical tests.
Description
Technical Field
The invention relates to an automatic space fish culture test device for a space biological test.
Background
At present, deep space exploration is actively carried out by each aerospace major country around the world, and aerospace activities represented by manned aerospace become scientific and engineering research hotspots. The construction of an ecologically recyclable controlled life support system in a spacecraft is a necessary development trend for the requirements of environmental control and life support of long-term flight of future manned deep space exploration. The system utilizes biological components such as green plants, animals, microorganisms and the like to produce food and treat waste, simultaneously regenerates air and water, establishes an ecosystem in a limited closed space, realizes material circulation and energy circulation, and meets the requirement of long-term life of human beings flying in the space or building bases by extraterrestrial globals. An ecological culture system is constructed by taking aquatic animals and plants as samples, and a unique material is provided for researching an ecological sustainable circulation mode.
Under the condition of space microgravity, technologies such as species screening, ecological cycle and in-situ fast growth of aquatic animals and plants, gas-liquid exchange and the like are obviously different from the ground, and the microgravity environment is difficult to simulate for a long time on the ground, so that technical tests such as species cultivation, material cycle control, aquatic organism cultivation and the like suitable for the space condition need to be developed on track. However, the existing automation device for space animal and plant tests is very deficient, and particularly after a space station in China is built, a batch of advanced automation space technology test devices are urgently needed for developing the space technology tests.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to make up the technical defects of the existing space aquatic organism test device, an automatic space fish culture test device is provided, and the technology of magnetic needle rotation high-speed stirring oxygen dissolving technology, polymer membrane gas-liquid separation technology, automatic fishing mechanism, automatic control, remote measurement and the like are combined to realize that the space in-situ culture, microgravity gas-liquid exchange, microgravity material circulation control, remote parameter remote measurement and other technical functions of fish are realized in a limited closed space so as to meet the requirements of space technical tests.
The technical scheme adopted by the invention is as follows: an automatic test device for space fish culture comprises a space fish culture cabin and an O2Stirred with water fusion vessel, O2Storage vessel, water circulation treatment module and CO2A collection container;
the fish culture cabin and the fish culture cabin O2Is connected with a stirring fusion device of water; o is2The stirring and fusion device with water is used for fully interacting gas and liquid under the condition of space microgravity and supplementing O required by fish survival2；O2Storage vessel to said O2Agitated and fused with water to provide gaseous O2(ii) a The fish culture cabin is connected with a water circulation treatment module, and the water circulation treatment module is used for treating CO in water flowing from the fish culture cabin2，CO2The collecting container is used for collecting gaseous CO filtered by the air-permeable and water-impermeable semipermeable membrane structure in the water circulation treatment module2。
The fish culture cabin comprises a fish culture area, and the fish culture area filled with water provides a fish living and inhabiting space.
The fish culture cabin also comprises a lighting device, a camera for monitoring the culture state, a pH value sensor, a temperature sensor, a dissolved oxygen sensor and an automatic feeding mechanism; the lighting device is used for lighting the fish culture area and a camera for monitoring the culture state shoots pictures of the fish culture section;
the automatic space fish culture test device is also provided with a parameter remote measurement and control module, the parameter remote measurement and control module reads data of a pH value sensor, a temperature sensor and a dissolved oxygen sensor and pictures shot by a camera and sends the data to a ground control station, the parameter remote measurement and control module carries out unattended remote automatic control and data monitoring on the automatic space fish culture test device according to the data of the pH value sensor, the temperature sensor and the dissolved oxygen sensor, and the ground control station evaluates the fish culture state according to the remote measurement data; the ground control station supplements food required for the survival of fishes regularly and quantitatively through a remote control automatic feeding mechanism.
The fish culture cabin also comprises an automatic fish capturing mechanism and a moving mechanism; the movable mechanism moves in the horizontal direction, fishes are pushed into the fish capturing mechanism, the fish capturing mechanism discharges redundant water, the fishes are packaged and packaged, and the fishes are sent out of the fish culture cabin, so that the automatic fishing function of the fishes is realized.
Said O is2The storage container is connected with the O through a pump valve2Is connected with a stirring fusion device of water, and supplements O required by the survival of fishes in fixed time and quantity through the switch of a remote control pump valve2。
The water circulation treatment module comprises a water storage container, a circulating pump, a purification treatment area, an ultrafiltration membrane and a permeable and waterproof semipermeable membrane structure;
the water in the fish culture cabin is pumped into the purification treatment area through the action of the circulating pump, the ultrafiltration membrane filters solid wastes in the water, and the air-permeable and water-impermeable semipermeable membrane structure is used for removing CO in the water2And the purified water is stored in a water storage container and is sent back to the fish culture cabin through a circulating pump.
The permeable and waterproof semipermeable membrane structure adopts a porous membrane material and adopts an FEP semipermeable membrane or a PTFE semipermeable membrane.
The water circulation treatment module is connected with the CO through a pump valve2The collecting container is connected with the CO control valve through remote control of the switch of the pump valve2The gas collection rate.
Through remote control the velocity of flow of circulating pump adjusts hydrologic cycle speed, ensures the purification efficiency of water.
The lighting device controls the light-to-dark ratio to be 0.8: 1;
the pH value sensor monitors the pH value of the fish culture area, the range of the pH value is controlled to be 6-9, and if the pH value exceeds the range, the water purification rate of the water circulation treatment module is accelerated;
the temperature sensor monitors the temperature of the fish culture area, and the temperature range of fish culture is 18-23 ℃;
the dissolved oxygen sensor monitors the dissolved oxygen concentration of the fish culture area, the dissolved oxygen range of the fish culture is 3-5 mg/L, and if the dissolved oxygen is too low, the O is accelerated2Oxygen supply rate to the storage vessel while accelerating the oxygen2Magnetic needle rotation rate in stirred fuser with water.
Compared with the prior art, the invention has the advantages that:
(1) the invention adopts the magnetic needle rotating high-speed stirring technology to realize oxygen dissolving in water, realizes the permeation of oxygen molecules and water by utilizing the violent collision of oxygen and water in the high-speed rotating process, realizes the water-gas exchange under the weightlessness condition and provides sufficient oxygen for the survival of fishes;
(2) the invention utilizes the porous membrane gas-liquid separation technology to realize the gas separation technology which is unfavorable for the survival of the fish, such as carbon dioxide in the liquid, reduces the content of the carbon dioxide in the water body and ensures the normal life of the fish;
(3) the invention designs an automatic fishing device, realizes the collection and sampling of fish samples and the separation of dead fish under the condition of no manual intervention, and realizes the automation of tests;
(4) the invention combines automatic control, modern signal processing and sensing technology, basically realizes the cultivation test of aquatic organisms such as space fish and the like without being attended, reduces the operation difficulty of astronauts, and provides an effective device for carrying out a large number of aquatic organism tests subsequently.
Drawings
FIG. 1 is a schematic structural diagram of an automated space fish culture test device according to the present invention;
FIG. 2 is a schematic view of the structure of the fish culture tank of the present invention;
FIG. 3 is a schematic view of an automatic fish catching mechanism according to the present invention;
FIG. 4 is a schematic structural diagram of a water circulation treatment device according to the present invention;
FIG. 5 is an external view of the automated space fish culture test device of the present invention.
Detailed Description
As shown in figures 1-4, the invention discloses an automatic space fish culture test device relating to space biological tests, which has the technical functions of space in-situ culture of fish, microgravity gas-liquid exchange, microgravity material circulation control, remote parameter remote measurement and the like, and can meet the requirements of space technical tests.
As shown in figure 1, figure 2 and figure 5, the space fish culture test device comprises a space fish culture cabin 1, O2Stirred fusion vessel with water 2, O2 A storage vessel 3, a water circulation treatment module 4 and CO2A collection container 5;
the fish culture cabin 1 and O2Is connected with a stirring fusion device 2 of water; o is2The stirring and fusion device 2 with water is used for fully interacting gas and liquid under the condition of space microgravity and supplementing O required by fish survival2；O2Storage vessel 3 to said O2Stirred with water fusion vessel 2 providing gaseous O2(ii) a The fish culture cabin 1 is connected with a water circulation treatment module 4, and the water circulation treatment module 4 is used for treating CO in water flowing from the fish culture cabin 12，CO2The collecting container 5 is used for collecting the gaseous CO filtered by the air-permeable and water-impermeable semipermeable membrane structure 45 in the water circulation treatment module 42。
The fish culture cabin 1 comprises a fish culture area 11 filled with water, an illuminating device, a camera for monitoring the culture state, a pH value sensor, a temperature sensor, a dissolved oxygen sensor 12, an automatic feeding mechanism 13, a fish automatic capturing mechanism 14 and a movable mechanism 15;
the water circulation treatment module 4 comprises a water storage container 41, a circulation pump 42, a purification treatment area 43, an ultrafiltration membrane 44 and a permeable and impermeable membrane structure 45.
Wherein the fish culture area 11 filled with water provides living habitat space for fish; the lighting device 12 controls the light-to-dark ratio to be 0.8: 1; the pH value sensor 12 monitors the pH value of the fish culture area 11, controls the pH value range to be 6-9, and accelerates the water purification rate of the water circulation treatment module 4 if the pH value exceeds the range; the temperature sensor 12 monitors the temperature of the fish culture area 11, and the temperature range of fish culture is 18-23 ℃; the dissolved oxygen sensor 12 monitors the dissolved oxygen concentration of the fish culture area 11, the dissolved oxygen range of the fish culture is 3-5 mg/L, and if the dissolved oxygen is too low, the O is accelerated2Oxygen supply rate to the storage container 3 while accelerating the oxygen supply rate2The rotation rate of the magnetic needle in the stirring and fusing device 2 with water further accelerates the molecular collision rate of oxygen and water under the microgravity condition, and provides more dissolved oxygen for fishes; the automatic feeding mechanism 13 supplements food required by the survival of the fishes according to the frequency of 0.5g/d through remote control; according to the invention, the automatic fish capturing mechanism 14 is designed, the collection and sampling of fish samples and the separation of dead fish are realized without manual intervention, the movable mechanism 15 is remotely controlled to move from left to right, the fish is pushed into the fish capturing mechanism 14, as shown in fig. 3, the fish capturing mechanism 14 locks the fish, redundant water is discharged to the water discharge area 17, the fish is sent into the packing area 16, and the fish is packed and packaged, so that the automatic fish capturing function is realized.
Said O is2The storage container 3 is connected with the O through a pump valve2Is connected with a stirring fusion device 2 of water, and supplements O required by the survival of fishes through the switch of a remote control pump valve2Said O is2The magnetic needle in the stirring fusion device 2 with water rotates at high speed, and oxygen and water molecules collide violently in the rotation process to realize O under the microgravity condition2The function of dissolving with water phase provides sufficient dissolved oxygen for fish respiration.
The water in the fish culture cabin 1 is pumped into a purification treatment area 43 through the action of the circulating pump 42, solid waste in the water is filtered through an ultrafiltration membrane 44, and CO in the water is removed through a porous semipermeable membrane structure 45 which is permeable and impermeable to water2As shown in fig. 4. The air permeable, water impermeable semi-permeable membrane structure 45, a porous structure membrane material is adopted, such as an FEP semipermeable membrane and a PTFE semipermeable membrane, and the permeation rate of water molecules of the porous structure membrane material is far smaller than that of gaseous CO2The permeation rate of the molecule. In this embodiment, the porous semipermeable membrane structure 45 is a PTFE semipermeable membrane with a thickness of 60 μm for removing CO generated by fish respiration2Bubbles of CO2The gas permeates to the other side of the membrane by the permeation of the semi-permeable membrane 45 and is absorbed by the CO2The collection container 5 collects only a very small number of water molecules (about 10)-12Order of magnitude) and CO2The gas simultaneously permeates to the other side of the semi-permeable membrane 45 without affecting the CO2The gas is collected, most water molecules cannot penetrate through the semi-permeable membrane structure 45, and the gas flows into the water storage container 41 to be stored, and is sent back to the culture cabin through the circulating pump 42. The water circulation processing module 4 is connected with the fish culture cabin 1, and the water circulation rate is adjusted through the flow velocity of the circulating pump 42 through remote control, so that the water purification efficiency is ensured. The water circulation treatment module 4 is connected with the CO through a pump valve2The collecting container 5 is connected with a remote control pump valve switch to control CO2The gas collection rate, thereby ensuring the proper survival conditions of the fish.
The automatic space fish culture test device is also provided with a parameter remote measurement and control module, the parameter remote measurement and control module reads data of the pH value sensor, the temperature sensor and the dissolved oxygen sensor 12 and pictures shot by the camera and sends the data to a ground control station, the parameter remote measurement and control module carries out unattended remote automatic control and data monitoring on the automatic space fish culture test device according to the data of the pH value sensor, the temperature sensor and the dissolved oxygen sensor 12, and the ground control station evaluates the fish culture state according to the remote measurement data; the ground control station supplements food needed by the survival of fishes regularly and quantitatively through the remote control automatic feeding mechanism 13.
Parts of the invention not described in detail are well known to the person skilled in the art.
Claims (10)
1. Automatic change space fish and cultivate test device, its specialCharacterized in that: comprises a space fish culture cabin (1) and an O2Stirred and fused with water (2), O2A storage container (3), a water circulation treatment module (4) and CO2A collection container (5);
the fish culture cabin (1) and the fish culture cabin O2Is connected with a stirring fusion device (2) of water; o is2The stirring and fusion device (2) with water is used for fully interacting gas and liquid under the condition of space microgravity and supplementing O required by fish survival2；O2The storage container (3) is connected to the O2With water in a stirred fusion vessel (2) to provide gaseous O2(ii) a The fish culture cabin (1) is connected with a water circulation treatment module (4), and the water circulation treatment module (4) is used for treating CO in water flowing from the fish culture cabin (1)2，CO2The collecting container (5) is used for collecting gaseous CO filtered by the air-permeable and water-impermeable semipermeable membrane structure (45) in the water circulation treatment module (4)2。
2. An automated space fish culture test device according to claim 1, wherein: the fish culture cabin (1) comprises a fish culture area (11), and the fish culture area (11) filled with water provides a fish living and inhabiting space.
3. An automated space fish culture test device according to claim 2, wherein: the fish culture cabin (1) also comprises a lighting device, a camera for monitoring the culture state, a pH value sensor, a temperature sensor, a dissolved oxygen sensor (12) and an automatic feeding mechanism (13); the lighting device is used for lighting the fish culture area (11), and a camera for monitoring the culture state shoots a picture of the fish culture area (11);
the automatic space fish culture test device is also provided with a parameter remote measurement and control module, the parameter remote measurement and control module reads data of a pH value sensor, a temperature sensor and a dissolved oxygen sensor (12) and pictures shot by a camera and sends the data to a ground control station, the parameter remote measurement and control module carries out unattended remote automatic control and data monitoring on the automatic space fish culture test device according to the data of the pH value sensor, the temperature sensor and the dissolved oxygen sensor (12), and the ground control station evaluates the fish culture state according to the remote measurement data; the ground control station supplements food required for the survival of the fishes regularly and quantitatively through a remote control automatic feeding mechanism (13).
4. An automated space fish culture test device according to claim 3, wherein: the fish culture cabin (1) also comprises an automatic fish capturing mechanism (14) and a movable mechanism (15); the movable mechanism (15) moves in the horizontal direction, fishes are pushed into the fish capturing mechanism (14), the fish capturing mechanism (14) discharges redundant water, the fishes are packaged and packaged, and the fishes are sent out from the fish culture cabin (1), so that the automatic fishing function of the fishes is realized.
5. An automated space fish culture test device according to claim 4, wherein: said O is2The storage container (3) is connected with the O through a pump valve2Is connected with a stirring fusion device (2) of water, and supplements O required by the survival of fishes in fixed time and quantity through the switch of a remote control pump valve2。
6. An automated space fish culture test apparatus as claimed in claim 5, wherein: the water circulation treatment module (4) comprises a water storage container (41), a circulating pump (42), a purification treatment area (43), an ultrafiltration membrane (44) and a permeable and impermeable semipermeable membrane structure (45);
the water in the fish culture cabin (1) is pumped into a purification treatment area (43) under the action of a circulating pump (42), an ultrafiltration membrane (44) filters solid waste in the water, and a gas-permeable and water-impermeable semipermeable membrane structure (45) is used for removing CO in the water2The purified water is stored in a water storage container (41) and is returned to the fish culture tank (1) by a circulation pump (42).
7. An automated space fish culture test device according to claim 6, wherein: the permeable and waterproof semipermeable membrane structure (45) adopts a membrane material with a porous structure and adopts an FEP semipermeable membrane or a PTFE semipermeable membrane.
8. An automated space fish culture test apparatus according to claim 7, wherein: the water circulation treatment module (4) is connected with the CO through a pump valve2The collecting container (5) is connected and controls CO by remotely controlling the switch of the pump valve2The gas collection rate.
9. An automated space fish culture test apparatus according to claim 8, wherein: through remote control the velocity of flow of circulating pump (42) adjusts the hydrologic cycle rate, ensures the purification efficiency of water.
10. An automated space fish culture test apparatus according to claim 9, wherein: the lighting device controls the light-to-dark ratio to be 0.8: 1;
the pH value sensor (12) monitors the pH value of the fish culture area (11), controls the pH value range to be 6-9, and accelerates the water purification rate of the water circulation treatment module (4) if the pH value exceeds the range;
the temperature sensor (12) monitors the temperature of the fish culture area (11), and the temperature range of fish culture is 18-23 ℃;
the dissolved oxygen sensor (12) monitors the dissolved oxygen concentration of the fish culture area (11), the dissolved oxygen range of the fish culture is 3-5 mg/L, and if the dissolved oxygen is too low, the O is accelerated2Oxygen supply rate to the storage container (3) and at the same time increase the oxygen supply rate to the O2The rotation rate of the magnetic needle in the stirring fusion device (2) with water.
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