WO2013035816A1 - Appareil de culture de plantes, procédé de culture de plantes, programme de culture de plantes et support d'enregistrement pouvant être lu par un ordinateur - Google Patents

Appareil de culture de plantes, procédé de culture de plantes, programme de culture de plantes et support d'enregistrement pouvant être lu par un ordinateur Download PDF

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Publication number
WO2013035816A1
WO2013035816A1 PCT/JP2012/072820 JP2012072820W WO2013035816A1 WO 2013035816 A1 WO2013035816 A1 WO 2013035816A1 JP 2012072820 W JP2012072820 W JP 2012072820W WO 2013035816 A1 WO2013035816 A1 WO 2013035816A1
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WIPO (PCT)
Prior art keywords
cultivation room
gas
cultivation
flow rate
plant
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PCT/JP2012/072820
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English (en)
Japanese (ja)
Inventor
直行 辰巳
史光 赤松
小林　昭雄
修滋 栗本
慶人 須田
和仁 藤山
敦司 岡澤
收正 平田
和生 原田
尚 町村
加藤　悟
林　潤
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シャープ株式会社
国立大学法人大阪大学
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Application filed by シャープ株式会社, 国立大学法人大阪大学 filed Critical シャープ株式会社
Publication of WO2013035816A1 publication Critical patent/WO2013035816A1/fr

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • 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

Definitions

  • the present invention relates to a plant cultivation apparatus for cultivating plants.
  • Non-Patent Document 1 it has been reported that when a plant is cultivated under a high-pressure environment, the growth rate is accelerated as compared with a case where the plant is cultivated under a normal-pressure environment.
  • Non-Patent Document 2 discloses an intelligent cultivation apparatus capable of performing plant cultivation experiments under various atmospheric pressure environments as a cultivation apparatus for cultivating plants.
  • Non-Patent Document 1 and Non-Patent Document 2 are premised on plant cultivation for a relatively short period of time, and cannot stably ventilate the cultivation room while maintaining the pressurized state.
  • the present invention has been made to solve the above-described problems, and its purpose is to perform ventilation in the cultivation room while maintaining a pressure higher than the standard pressure.
  • the plant cultivation apparatus of the present invention is a plant cultivation apparatus including a sealed cultivation room for cultivating a plant, and the cultivation room flows gas into the inside. And an air outlet for exhausting gas to the outside, connected to the inlet, and a blower that sends the gas into the cultivation room, and from the blower to the cultivation room.
  • the first flow rate regulator for adjusting the flow rate of the gas produced, the second flow rate regulator for adjusting the flow rate of the gas exhausted from the exhaust port of the cultivation room, and the atmospheric pressure in the cultivation room are standard.
  • a flow rate controller for controlling the flow rate of the gas flowing through the first and second flow rate regulators so as to be greater than the atmospheric pressure.
  • the plant cultivation method of the present invention is a plant cultivation method in a sealed cultivation room for cultivating a plant, and sends gas from the inlet of the cultivation room to the cultivation room. Exhausting the gas in the cultivation room from the step, the exhaust port of the cultivation room, the flow rate of the gas sent to the cultivation room so that the atmospheric pressure in the cultivation room becomes larger than the standard pressure, and the cultivation room And a step of controlling the flow rate of the gas exhausted from the air.
  • the blower since the blower is connected to the inlet of the cultivation room, gas can be sent from the blower to the cultivation room. Thereby, the cultivation room can be made into an environment whose pressure is higher than the standard atmospheric pressure.
  • the 1st flow regulator for adjusting the flow volume of the gas sent from the said air blower to the said cultivation room, and the 2nd flow volume for adjusting the flow volume of the gas exhausted from the exhaust port of the said cultivation room A flow rate controller for controlling the flow rate of the gas flowing through each of the regulators is provided.
  • the flow rate of the gas flowing through the first and second flow rate regulators can be controlled by the flow rate control unit so that the pressure inside the cultivation chamber becomes larger than the standard pressure. Thereby, the cultivation room can be stably maintained at a pressure higher than the standard pressure, and the cultivation room can be ventilated.
  • the plant cultivation apparatus of the present invention is a plant cultivation apparatus provided with a hermetically sealed cultivation room for cultivating a plant, and the cultivation room includes an inlet for allowing gas to flow inside, and gas to the outside. And a ventilator that is connected to the inflow port and sends gas into the cultivation room, and a first unit for adjusting the flow rate of the gas sent from the blower to the cultivation room.
  • the first flow rate adjuster, the second flow rate adjuster for adjusting the flow rate of the gas exhausted from the exhaust port of the cultivation room, and the first pressure so that the atmospheric pressure in the cultivation room becomes larger than the standard atmospheric pressure.
  • a flow rate control unit for controlling the flow rate of the gas flowing through the second flow rate regulator.
  • the plant cultivation method of the present invention is a plant cultivation method in a sealed cultivation room for cultivating plants, the step of sending gas from the inlet of the cultivation room to the cultivation room, and the exhaust port of the cultivation room. The step of exhausting the gas in the cultivation room and the flow rate of the gas sent to the cultivation room and the flow rate of the gas exhausted from the cultivation room are controlled so that the atmospheric pressure in the cultivation room becomes larger than the standard atmospheric pressure. A step of performing.
  • FIG. 4 is a diagram illustrating experimental conditions of Experiment 1. The change of the amount of carbon dioxide in the cultivation room during the light period of 60 hours is shown. It is a figure which shows the experimental time conditions of Experiment 2.
  • FIG. It is a figure which shows experimental conditions other than a pressure and light conditions among the experimental conditions of Experiment. It is a figure which shows the experimental result of the experiment 2.
  • FIG. 6 is a diagram illustrating experimental conditions of Experiment 3.
  • FIG. FIG. 4 is a diagram showing experimental results of Experiment 3. It is a figure which shows the relationship between the carbon dioxide density
  • FIG. It is a figure which shows 1 Arabidopsis thaliana strain grown at 0.5 MPa. It is a figure which shows the red pine used for experiment. 6 is a diagram showing experimental conditions of Example 2.
  • FIG. It is a figure which shows the emitted-heat amount in each site
  • condition A A condition in which the internal pressure in the sealed space is maintained at 1 atmosphere (condition A) and a condition in which the internal pressure in the sealed space is maintained at 2 atmospheres, except for the internal pressure in the sealed space (conditions B and B).
  • condition B and B a condition in which the internal pressure in the sealed space is maintained at 2 atmospheres, except for the internal pressure in the sealed space.
  • Arabidopsis thaliana was grown for 2 days in each sealed space.
  • Other conditions were a temperature of 13-18 ° C. and an illuminance of 80 ⁇ mol / m 2 ⁇ s (light period: 16 hours, dark period: 8 hours).
  • rock wool as a medium, seedlings of about 14 days after germination of Arabidopsis thaliana were planted in rock wool, placed in a wash basin, and immersed in a commercially available Hyponex (manufactured by Hyponex Japan) aqueous solution.
  • FIG. 35 shows the experimental results.
  • the left side represents the state of Arabidopsis grown under the condition A
  • the right side represents the state of Arabidopsis grown under the condition B.
  • condition B right side in the figure
  • condition A left side in the figure
  • the average leaf diameter was 1.25 cm in condition A
  • growth of about 10% was promoted in condition B.
  • Patent Document 2 a plant cultivation apparatus for cultivating plants under a high pressure environment was invented.
  • This plant cultivation apparatus will be described with reference to FIG.
  • FIG. 36 is a diagram showing the configuration of the plant cultivation apparatus described in Patent Document 2.
  • the plant cultivation apparatus 201 is provided with a closed cultivation room 210 and an oil-free compressor 220 for bringing the cultivation room 210 into a high-pressure environment.
  • the oil-free compressor 220 is connected to an exhaust air inlet 211 formed on the side wall 216 (wall) of the cultivation room 210 via a pipe 221. Thereby, compressed air can be sent in into the cultivation room 210.
  • FIG. 1 A pipe 221.
  • the cultivation room 210 has a size and a size sufficient for a person to enter and work inside.
  • the cultivation room 210 is equipped with a pressure-resistant illumination 212, a temperature / humidity sensor 213, a nutrient solution supply device 214, a temperature / humidity control device 215, and the like.
  • the plant 240 is cultivated by the nutrient solution supply device 214.
  • a carry-in port 230 for carrying materials in and out of the cultivation room 210 is provided on the side wall 216 of the cultivation room 210.
  • the carry-in port 230 is hermetically sealed except when carrying materials into and out of the cultivation room 210.
  • the cultivation room 210 is not provided with an opening that allows ventilation to the outside, other than the carry-in port 230 having a sealing mechanism and the exhaust air intake port 211 connected to the oil-free compressor 220. That is, the cultivation room 210 is a completely sealed space except for the carry-in port 230 and the exhaust air inlet / outlet port 211.
  • cultivation room 210 is made into an environment higher than 1 atmosphere by sending compressed air from the oil-free compressor 220.
  • the inside of the cultivation room 210 can be maintained at a high pressure higher than 1 atm, and thus the plant 240 can be cultivated under a high pressure environment.
  • the plant cultivation apparatus 201 is provided in the cultivation room 210, and there is only one inlet / outlet of pressurized air, and the pressure inside the cultivation room 210 is maintained at 2 atm, for example, while maintaining the pressurized state.
  • the pressure of the atmosphere is increased, the atmosphere inside the cultivation room 210 cannot be replaced at 2 atm.
  • the efficiency of plant photosynthesis is proportional to the CO 2 concentration when other conditions are the same.
  • the first person keeps the inside of the cultivation room 210 at a high pressure, thereby increasing the efficiency of photosynthesis of plants cultivated inside and promoting photosynthesis.
  • the cultivation room 210 is kept sealed for a long period of time, the internal CO 2 concentration is reduced, which is offset by an increase in photosynthetic efficiency due to being held at a high pressure, and as a result, an effect of improving the growth rate of the plant is obtained. Can not be.
  • the plant cultivation apparatus 201 is not provided with a mechanism for ventilating the cultivation room 210 while maintaining a high pressure environment, when the cultivation room 210 needs to be ventilated, pressurization by the oil-free compressor 220 is performed. After stopping the operation, it was necessary to ventilate the cultivation room 210 by opening the entrance 230.
  • the plant cultivation apparatus 201 is not provided with a mechanism for temporarily returning the air inside the cultivation room 210 under the pressurized environment to the normal pressure without changing the component ratio, the high pressure state is maintained.
  • the composition of the gas in the cultivation room 210 that was being conducted could not be analyzed in real time, and accurate analysis could not be performed.
  • FIG. 1 is a diagram showing a configuration of a plant cultivation apparatus 10 according to the first embodiment of the present invention.
  • the plant cultivation device 10 includes a compressor (blower device) 2, a cultivation room 1, MFCs (mass flow controllers) 5 and 7, an infrared gas analyzer (measuring device) 6, and a regulator (first flow rate regulator) 3 A regulator (fourth flow regulator) 4, a regulator (third flow regulator) 8, a pipe (first pipe) 11, a pipe (second pipe) 12, a controller 13, And an atmospheric pressure sensor 14.
  • the cultivation room 1 is for cultivating the plant 20 inside and is sealed.
  • the cultivation room 1 should just be a magnitude
  • the cultivation room 1 may be large enough for a person to enter.
  • the cultivation room 1 is provided with an intake port (inlet) 1a for allowing gas to flow inside and an exhaust port 1b for exhausting air to the outside.
  • the intake port 1 a is connected to the pipe 11, and the exhaust port 1 b is connected to the pipe 12.
  • the cultivation room 1 is not provided with openings that allow ventilation to the outside except for the intake port 1a and the exhaust port 1b. That is, the cultivation room 1 is a completely sealed space except for the intake port 1a and the exhaust port 1b.
  • the cultivation room 1 has pressure resistance to the extent that the internal space can be set to 10 atm, and has a sealing property.
  • the compressor 2 is a pressurizing device for pressurizing the inside of the cultivation room 1 by blowing compressed air to the cultivation room 1.
  • an oil-free compressor can be used as the compressor 2.
  • the compressor 2 is connected to an intake port 1a of the cultivation room 1 through a regulator 3 through a bifurcated pipe 11, and is also connected to an infrared gas analyzer 6 through a regulator 4 and an MFC 5.
  • the side where the compressed air from the compressor 2 is blown is referred to as an upstream side, and the side where the compressed air is blown is referred to as a downstream side.
  • the pipe 11 is a pipe arranged on the upstream side with respect to the pipe 12.
  • the pipe 11 is a pipe for outputting the air from the compressor 2 to the cultivation room 1 and for outputting the air output from the compressor 2 to an analyzer (measuring device) such as an infrared gas analyzer 6.
  • the upstream end of the pipe 11 is connected to the compressor 2, and is branched into a bifurcated way from the upstream end to the downstream end, and the branched pipe 11 is connected via the regulator 3.
  • the other branched pipe 11 is connected to the infrared gas analyzer 6 via the regulator 4 and the MFC 5.
  • the pipe 11 a is referred to as the pipe 11 a from the end connected to the compressor 2 to the bifurcated branch point, and the pipe 11 b extends from the branch point to the end connected to the inlet 1 a of the cultivation room 1. And from the branch point to the end connected to the infrared gas analyzer 6 is referred to as a pipe 11c.
  • the regulator 3 is arranged in the middle of the pipe 11b. Further, in the middle of the pipe 11c, a regulator 4 and an MFC 5 are arranged in order from the upstream side.
  • Pipes (flow paths) 11a and 11b are flow paths for allowing the air from the compressor 2 to flow into the cultivation room 1 from the intake air 8 term 1a.
  • Pipes (flow paths) 11 a and 11 c are flow paths for allowing air from the compressor 2 to flow into the infrared gas analyzer 6.
  • the pipe 12 is a pipe arranged on the downstream side with respect to the pipe 11.
  • the pipe 12 is a pipe for releasing the air output from the cultivation room 1 into the atmosphere and outputting the air output from the cultivation room 1 to an analyzer such as an infrared gas analyzer 6.
  • the pipe 12 is connected to the exhaust port 1b of the cultivation room 1 at the upstream end, and is branched into two branches by being connected to the three-way valve 9 on the way to the downstream end, and is branched from the three-way valve 9.
  • One end of the pipe 12 connected to the three-way valve 9 is an open end in which the opposite end (that is, the end on the downstream side) is open to the atmosphere, and the other pipe 12 branched from the three-way valve 9.
  • the pipe 12 From the end connected to the exhaust port 1 b of the cultivation room 1 to the end connected to the three-way valve 9, the pipe 12 is referred to as a pipe 12 a, and the end connected to the three-way valve 9 is open to the end. From the end connected to the three-way valve 9 to the end connected to the infrared gas analyzer 6 is referred to as a pipe 12c.
  • Pipes (flow paths) 12a and 12b are exhaust flow paths for exhausting air exhausted from the exhaust port 1b of the cultivation room 1 to the atmosphere.
  • the pipes 12 a and 12 c are measurement channels for allowing the air exhausted from the exhaust port 1 b of the cultivation room 1 to flow into the infrared gas analyzer 6.
  • a regulator 8 and an MFC 7 are arranged in order from the upstream side.
  • Regulators 3, 4, and 8 function as a flow rate adjusting mechanism for adjusting the flow rate of the airflow output from the upstream and flowing it downstream.
  • the regulators 3, 4, and 8 are motor-operated valves that adjust the flow rate of the gas flowing through the regulator or stop the gas flow based on the control instruction signal from the control unit 13.
  • the regulator 3 is arranged in the pipe 11b and is for adjusting the flow rate of the gas flowing into the cultivation room 1 from the compressor 2.
  • the regulator 4 is arranged in the pipe 11c and is for adjusting the flow rate of the gas flowing from the compressor 2 into the infrared gas analyzer 6 via the MFC 5.
  • the regulator 8 is arranged in the pipe 12c and is for adjusting the flow rate of the gas flowing into the infrared gas analyzer 6 via the MFC 7.
  • the regulators 3, 4, and 8 have the same configuration.
  • FIG. 2 is a diagram illustrating a schematic configuration of the regulators 3, 4, and 8.
  • the regulator 3 includes a regulator body 3a and a flow meter 3c.
  • a valve (not shown) that is controlled to open and close based on a control instruction signal from the control unit 13 is disposed in the regulator body 3a.
  • the regulator 4 includes a regulator body 4a and a flow meter 4c, and a valve (not shown) that is controlled to open and close based on a control instruction signal from the control unit 13 is provided in the regulator body 4a. It is arranged.
  • the regulator 8 includes a regulator body 8a and a flow meter 8c, and a valve (not shown) that is controlled to open and close based on a control instruction signal from the control unit 13 is provided in the regulator body 8a. It is arranged.
  • KPR1EJF412A20000 manufactured by Swagelok Co., Ltd. can be used as the regulators 3, 4, and 8.
  • FIG. 3 is a diagram showing the configuration of the three-way valve 9.
  • the three-way valve 9 is an electric valve that switches the connection state of the flow path between the pipe 12 a and the pipe 12 b or the pipe 12 c based on a control instruction signal from the control unit 13.
  • the three-way valve 9 is provided with a valve for switching the connection state of the flow paths between the pipe 12a, the pipe 12b, and the pipe 12c based on a control instruction signal from the control unit 13 (not provided). (Illustrated).
  • the three-way valve 9 connects a pipe 12a, a pipe 12b, and a pipe 12c.
  • the three-way valve 9 stops the outflow of the gas flowing into the three-way valve 9 from the pipe 12a to the pipe 12b and the pipe 12c.
  • the gas flowing into the three-way valve 9 from the pipe 12a can be discharged to either the pipe 12b or the pipe 12c.
  • the three-way valve 9 acquires an instruction signal for opening to the atmosphere from the control unit 13, the pipe 12a connected to the exhaust port 1b of the cultivation room 1 and a pipe whose downstream end is an open end. The flow path with 12b is connected. At this time, the three-way valve 9 is not connected to the pipe 12a and the pipe 12b. Thereby, the air in the cultivation room 1 is exhausted to air
  • the three-way valve 9 acquires an instruction signal for measuring the composition from the controller 13
  • the pipe 12a and the pipe 12b are partially connected, and the pipe 12a and the pipe 12c are also partially connected.
  • SS-43GXS4 manufactured by Swagelok Corporation can be used.
  • the MFCs 5 and 7 adjust the flow rate of the gas flowing in from the upstream side, and flow the gas into an analyzer such as an infrared gas analyzer 6 arranged on the downstream side.
  • the MFC 5 is arranged in the pipe 11c, on the downstream side of the regulator 4 and on the upstream side of the infrared gas analyzer 6. As a result, the MFC 5 adjusts the flow rate of the gas flowing in the pipe 11c via the regulator 4 so as to be a flow rate suitable for the infrared gas analyzer 6 arranged on the downstream side, and adjusts the flow rate. Into the infrared gas analyzer 6.
  • the MFC 7 is arranged in the pipe 12c, downstream of the regulator 8, and upstream of the infrared gas analyzer 6. As a result, the MFC 7 adjusts the flow rate of the gas flowing through the pipe 12c via the regulator 8 so as to be a flow rate suitable for the infrared gas analyzer 6 arranged on the downstream side, and adjusts the flow rate of the gas. Into the infrared gas analyzer 6.
  • MFC5 and MFC7 may be the same, or may be different depending on the analyzer such as the infrared gas analyzer 6 on the downstream side.
  • MFC5 ⁇ 7 MODEL 8500 SERIES manufactured by Cofrock may be used.
  • the infrared gas analyzer 6 is an analyzer for analyzing gas components.
  • the infrared gas analyzer 6 is not specially pressure-resistant processed, but is an analyzer that is assumed to be used in an atmospheric pressure environment as is generally used.
  • the infrared gas analyzer 6 has two gas inlets 6a and 6b.
  • the gas inlet 6a is connected to the compressor 2 and pipes 11a and 11c via the regulator 4 and the MFC 5 arranged in order from the upstream side to the downstream side.
  • the gas inlet 6b is connected to the exhaust port 1b of the cultivation room 1 by pipes 12a and 12c via a three-way valve 9, a regulator 8 and an MFC 7 arranged in order from the upstream side to the downstream side.
  • the infrared gas analyzer 6 determines the gas composition by obtaining the difference between the gas flowing from the pipe 11c via the MFC 5 and the gas flowing from the pipe 12c via the MFC 7.
  • the infrared gas analyzer 6 uses a gas having the same composition as the gas flowing into the cultivation room 1 from the compressor 2 through the pipes 11a and 11b. It is obtained from the gas inlet 6a from the compressor 2 through the pipes 11a and 11c. Furthermore, the infrared gas analyzer 6 obtains the gas flowing out from the cultivation room 1 from the gas inlet 6b through the pipes 12a and 12c. And the infrared gas analyzer 6 is obtained from the gas inlet 6a, the composition of the gas having the same composition as the gas flowing into the cultivation room 1, and the composition of the gas discharged from the cultivation room 1 obtained from the gas inlet 6b. The analysis result is obtained by measuring the difference composition.
  • the gas having the same composition means the same gas from the viewpoint of the composition ratio. That is, even if the pressure changes, if there is no respiration or photosynthesis of plants on the flow path, it is understood that the gas has the same composition.
  • the gas extruded from the compressor 2 is a gas having the same composition around the regulators 3 and 4 and the MFC 5 (that is, in the pipe 11), and the composition changes due to respiration and photosynthesis of the plant after passing through the cultivation room 1. And it is understood that the composition of the gas discharged from the cultivation room 1 is the same around the regulator 8, the three-way valve 9, and the MFC 7 (that is, in the pipe 12).
  • the atmospheric pressure sensor 14 is a sensor that measures the atmospheric pressure in the cultivation room 1.
  • the atmospheric pressure sensor 14 is arranged in the cultivation room 1 and is connected to the control unit 13.
  • the atmospheric pressure sensor 14 measures the atmospheric pressure in the cultivation room 1 and outputs the measured value as information indicating the atmospheric pressure in the cultivation room 1 to an atmospheric pressure value acquisition unit 13a (described later) provided in the control unit 13.
  • the control unit 13 controls the opening / closing of the regulators 3, 4, 8 and the three-way valve 9 based on the output from the atmospheric pressure sensor 14.
  • the control unit 13 includes an atmospheric pressure value acquisition unit 13a, an atmospheric pressure adjustment unit (flow rate control unit) 13b, a valve control unit (flow rate control unit) 13c and 13d, and a valve control unit (third flow rate controller control unit) 13e. And a valve control unit (fourth flow regulator control unit) 13f.
  • the atmospheric pressure value acquisition unit 13 a acquires information indicating the atmospheric pressure in the cultivation room 1 from the atmospheric pressure sensor 14 disposed in the cultivation room 1.
  • the atmospheric pressure value acquisition unit 13a outputs information indicating the atmospheric pressure in the cultivation room 1 acquired from the atmospheric pressure sensor 14 to the atmospheric pressure adjustment unit 13b.
  • the atmospheric pressure adjusting unit 13 b controls each of the regulators 3, 4, 8 and the three-way valve 9 based on the atmospheric pressure value in the cultivation room 1.
  • the atmospheric pressure adjustment unit 13b outputs an opening / closing adjustment signal for causing the valve control unit 13c to control the opening / closing state of the regulator 3, and outputs an opening / closing adjustment signal for causing the valve control unit 13e to control the opening / closing state of the regulator 8.
  • An opening / closing adjustment signal for controlling the opening / closing state of the regulator 4 is output to the valve control unit 13f.
  • the atmospheric pressure adjusting unit 13b outputs an instruction signal for closing the three-way valve 9, an instruction signal for opening the atmosphere, or an instruction signal for measuring the composition to the valve control unit 13d.
  • the valve control unit 13c controls the open / close state of the regulator 3 based on an instruction from the atmospheric pressure adjustment unit 13b.
  • the valve control unit 13c controls the open / close state of the valve of the regulator 3 based on the open / close adjustment signal acquired from the atmospheric pressure adjustment unit 13b.
  • the valve control unit 13d controls the connection state of the flow path of the three-way valve 9 based on an instruction from the atmospheric pressure adjustment unit 13b.
  • the valve control part 13d controls the connection state of the flow path of the three-way valve 9 based on the flow path adjustment signal acquired from the atmospheric pressure adjustment part 13b.
  • the valve control unit 13e controls opening and closing of the regulator 4 based on an instruction from the atmospheric pressure adjustment unit 13b.
  • the valve control unit 13e controls the open / close state of the valve of the regulator 4 based on the open / close adjustment signal acquired from the atmospheric pressure adjustment unit 13b.
  • the valve control unit 13f controls opening and closing of the regulator 8 based on an instruction from the atmospheric pressure adjustment unit 13b.
  • the valve control unit 13f controls the open / close state of the valve of the regulator 8 based on the open / close adjustment signal acquired from the atmospheric pressure adjustment unit 13b.
  • the atmospheric pressure adjusting unit 13b of the control unit 13 ventilates the cultivation room 1
  • the amount of opening of the regulator 3 and the amount of opening of the three-way valve 9 that is, the amount of connecting the pipe 12a and the pipe 12b
  • the valve control unit 13c and the valve control unit 13d make adjustments.
  • the plant cultivation apparatus 10 maintains the atmospheric pressure in the cultivation room 1 at a desired n atmospheric pressure higher than the standard atmospheric pressure, and performs ventilation in the cultivation room 1.
  • the plant cultivation apparatus 10 includes the cultivation room 1 including the intake port 1a for allowing air to flow inside and the exhaust port 1b for exhausting gas to the outside. Furthermore, the plant cultivation apparatus 10 is connected to the air inlet 1a, a compressor 2 that sends air into the cultivation room 1, and a regulator 3 that adjusts the flow rate of air sent from the compressor 2 to the cultivation room 1, The three-way valve 9 for adjusting the flow rate of the air exhausted from the exhaust port 1b of the cultivation room 1 and the air flowing through the regulator 3 and the three-way valve 9 so that the pressure inside the cultivation room 1 becomes larger than the standard pressure. An air pressure adjusting unit 13b and valve control units 13c and 13d for controlling the flow rate are provided.
  • the compressor 2 since the compressor 2 is connected to the inlet 1a of the cultivation room 1, air can be sent from the compressor 2 to the cultivation room 1. Thereby, the inside of the cultivation room 1 can be made into an environment higher than a standard atmospheric pressure.
  • An atmospheric pressure adjusting unit 13b and valve control units 13c and 13d for controlling the gas flow rate are provided. With the atmospheric pressure adjusting unit 13b and the valve control units 13c and 13d, the flow rate of the air flowing through the regulator 3 and the three-way valve 9 can be controlled so that the atmospheric pressure in the cultivation room 1 becomes larger than the standard atmospheric pressure. Thereby, the inside of the cultivation room 1 can be stably maintained at a pressure higher than the standard pressure, and the inside of the cultivation room 1 can be ventilated.
  • the plant cultivation apparatus 10 is equipped with an infrared analyzer 6 that causes the gas exhausted from the exhaust port 1b of the cultivation room 1 to flow inside through the three-way valve 9 and measures the components of the air. For this reason, since the gaseous component in the cultivation room 1 can be measured in real time, the cultivation environment of the plant 20 can be managed in real time.
  • the plant cultivation apparatus 10 includes pipes 11a and 11b for allowing the air from the compressor 2 to flow into the cultivation room 1 from the intake port 1a, and a pipe 11a for causing the air from the compressor 2 to flow into the infrared analyzer 6.
  • a pipe 12 having pipes 12 a and 12 c for flowing into the pipe 6.
  • the plant cultivation apparatus 10 includes the pipes 11a and 11b for allowing the air from the compressor 2 to flow into the cultivation room 1 from the intake port 1a, and the pipe for causing the air from the compressor 2 to flow into the infrared analyzer 6. Since it has the piping 11 which has 11a * 11c, while flowing the air from the compressor 2 into the cultivation room 1, the air of the same component can also be flowed into the compressor 2.
  • the plant cultivation apparatus 10 uses an infrared analyzer for piping 12a and 12b for exhausting air exhausted from the exhaust port 1b of the cultivation room 1 to the atmosphere and air exhausted from the exhaust port 1b of the cultivation room 1. And a pipe 12 having pipes 12 a and 12 c for flowing into the pipe 6.
  • the exhaust gas from the cultivation room 1 can be caused to flow into the infrared analyzer 6, and the gas composition in the cultivation room 1 can be accurately measured by the infrared analyzer 6.
  • the plant cultivation device 10 is arranged in the pipes 12a and 12c, and a regulator 8 for adjusting the flow rate of air sent from the exhaust port 1b of the cultivation room 1 to the infrared analyzer 6 and the air flowing through the regulator 8 And a valve control unit 13e for controlling the flow rate of.
  • the plant cultivation apparatus 10 since the plant cultivation apparatus 10 includes the regulator 8 and the valve control unit 13e, the amount of gas flowing into the infrared analyzer 6 can be controlled. Thereby, the composition of the gas in the cultivation room 1 can be measured in real time using the infrared analyzer 6 which is normally used in an environment of standard atmospheric pressure while keeping the cultivation room 1 at a high pressure.
  • the plant cultivation apparatus 10 is arranged in pipes 11 a and 11 c for allowing the air from the compressor 2 to flow into the infrared analyzer 6, and a regulator for adjusting the flow rate of the air sent from the compressor 2 to the infrared analyzer 6. 4 and a valve control unit 13 f that controls the flow rate of air flowing through the regulator 4.
  • the plant cultivation apparatus 10 since the plant cultivation apparatus 10 includes the regulator 4 and the valve control unit 13f, the amount of air flowing into the infrared analyzer 6 can be controlled. Thereby, the air having the same composition as the air that has flowed into the cultivation room 1 can be caused to flow into the infrared analyzer 6 while the cultivation room 1 is maintained at a high pressure. For this reason, the composition of the air in the cultivation room 1 can be accurately measured in real time using the infrared analyzer 6 that is normally used in an environment of standard atmospheric pressure.
  • Each block of the control unit 13, in particular, the atmospheric pressure adjustment unit 13b and the valve control units 13c, 13d, 13e, and 13f may be configured by hardware logic, or realized by software using a computer as follows. May be.
  • the atmospheric pressure adjusting unit 13b and the valve control units 13c, 13d, 13e, and 13f are a CPU (central processing unit) that executes instructions of a control program that realizes each function, a ROM (read memory only) that stores the program, A RAM (random access memory) for expanding the program and a storage device (recording medium) such as a memory for storing the program and various data are provided.
  • the object of the present invention is the program code (execution format program, intermediate code program, source program) of the control program of the pressure adjusting unit 13b and the valve control units 13c, 13d, 13e, and 13f, which is software that realizes the functions described above. Is supplied to the atmospheric pressure adjusting unit 13b and the valve control units 13c, 13d, 13e, and 13f, and the computer (or CPU or MPU) stores the program code recorded on the recording medium. This can also be achieved by executing reading.
  • Examples of the recording medium include tapes such as magnetic tapes and cassette tapes, magnetic disks such as floppy (registered trademark) disks / hard disks, and disks including optical disks such as CD-ROM / MO / MD / DVD / CD-R.
  • Card system such as IC card, IC card (including memory card) / optical card, or semiconductor memory system such as mask ROM / EPROM / EEPROM (registered trademark) / flash ROM.
  • the air pressure adjusting unit 13b and the valve control units 13c, 13d, 13e, and 13f may be configured to be connectable to a communication network, and the program code may be supplied via the communication network.
  • the communication network is not particularly limited.
  • the Internet intranet, extranet, LAN, ISDN, VAN, CATV communication network, virtual private network, telephone line network, mobile communication network, satellite communication. A net or the like is available.
  • the transmission medium constituting the communication network is not particularly limited.
  • infrared rays such as IrDA and remote control, Bluetooth ( (Registered trademark), 802.11 wireless, HDR, mobile phone network, satellite line, terrestrial digital network, and the like can also be used.
  • the present invention can also be realized in the form of a computer data signal embedded in a carrier wave in which the program code is embodied by electronic transmission.
  • FIG. 4 is a diagram showing a configuration of a plant cultivation apparatus 10a as a modification of the plant cultivation apparatus 10.
  • the plant cultivation device 10 a has a configuration in which the control unit 13 is omitted from the configuration of the plant cultivation device 10.
  • the regulator which adjusts the flow volume of the gas which flows by twisting the valve distribute
  • regulators 3, 4, and 8 of the plant cultivation apparatus 10a may be KPR1GJF412A20000 or KPR1EJF412A20000 manufactured by Swagelok.
  • the user manually twists the valve to stop the outflow of gas to the downstream pipes 12b and 12c, or allows the gas to flow out of the pipes 12b and 12c.
  • a three-way valve for selecting piping can be used.
  • the three-way valve 9 for example, SS-43GXS4-SG manufactured by Swagelok Corporation can be used.
  • the regulators 3, 4, 8 and the three-way valve 9 are adjusted by the control unit 13 to open and close the respective valves. Control the direction. Furthermore, the control unit 13 may control the drive of the compressor 2, MFC 5 ⁇ 7, and infrared gas analyzer 6.
  • each regulator 3 * 4 * 8 and the three-way valve 9 adjust each valve
  • FIG. 5 is a flowchart showing an operation procedure of the plant cultivation apparatus 10 when the cultivation room 1 is set in a high-pressure environment.
  • step S11 the atmospheric pressure adjustment unit 13b outputs an opening / closing adjustment signal for closing the regulators 3, 4, and 8 to each of the valve control units 13c, 13e, and 13f, and three-way to the valve control unit 13d.
  • a flow path adjustment signal for closing the flow path of the valve 9 is output.
  • valve control unit 13c closes the regulator 3
  • valve control unit 13d closes the three-way valve 9
  • valve control unit 13e closes the regulator 8
  • valve control unit 13f closes the regulator 4.
  • the state of MFC5 * 7 and the infrared gas analyzer 6 is not ask
  • step S12 the compressor 2 is started by the user pressing the drive switch or the like.
  • the atmospheric pressure adjustment unit 13b outputs an opening / closing adjustment signal for opening the regulator 3 to the valve control unit 13c.
  • the valve control unit 13c acquires an opening / closing adjustment signal for opening the regulator 3 from the atmospheric pressure adjustment unit 13b, the valve control unit 13c opens the regulator 3. Thereby, the regulator 3 is opened so that a predetermined flow rate of air flows (that is, in an open state) (step S13).
  • the compressor 2 outputs compressed air to the piping 11b connected to the cultivation room 1 among the piping 11c and the piping 11b branched into two, passes through the regulator 3 which is in the open state, and the intake port 1a. Then, compressed air is supplied into the cultivation room 1. As a result, the compressor 2 raises the pressure in the cultivation room 1 so as to be higher than the standard atmospheric pressure (step S14).
  • the atmospheric pressure adjustment part 13b acquires the information which shows the atmospheric pressure value to the effect that it is n atmospheric pressure which is desired atmospheric pressure from the atmospheric pressure sensor 14 via the atmospheric pressure value acquisition part 13a. Then, the atmospheric pressure adjustment unit 13b determines that the inside of the cultivation room 1 has reached the desired atmospheric pressure, n atmospheric pressure (YES in step S15).
  • the atmospheric pressure adjustment unit 13b outputs an opening / closing adjustment signal for closing the regulator 3 to the valve control unit 13c.
  • the valve control unit 13c acquires an opening / closing adjustment signal for closing the regulator 3 from the atmospheric pressure adjustment unit 13b, the valve control unit 13c closes the regulator 3. Thereby, the regulator 3 is closed (step S16). Thereby, the inside of the cultivation room 1 is hold
  • FIG. 6 is a flowchart showing an operation procedure of the plant cultivation apparatus 10 when ventilation is performed while maintaining a high pressure.
  • n pressure which is higher than the standard atmospheric pressure.
  • the regulators 3, 4, and 8 are closed, and the three-way valve 9 connects the pipe 12a and the pipe 12c, and the pipe 12a is not connected to the pipe 12b.
  • the atmospheric pressure adjustment unit 13b outputs an instruction signal for opening to the atmosphere to the valve control unit 13d. If valve control part 13d acquires the directions signal to the atmosphere release from atmospheric pressure adjustment part 13b, valve control part 13d will be pipe 12a connected with cultivation room 1 among piping 12a * 12b * 12c of the downstream side. And a flow path to the pipe 12b having an open end is controlled to be connected. As a result, the three-way valve 9 connects the flow path between the pipe 12a and the pipe 12b (step S21), and closes the flow path to the pipe 12c to which the infrared gas analyzer 6 is connected downstream.
  • the exhaust port 1b of the cultivation room 1 is opened to the atmosphere, and the air in the cultivation room 1 is exhausted into the atmosphere from the exhaust port 1b through the pipe 12a, the three-way valve 9 and the pipe 12b.
  • the downstream pipe 12 is opened to the atmosphere.
  • step S22 when the drive switch is pressed by the user, the compressor 2 is started (step S22).
  • step S23 the regulator 3 between the compressor 2 and the cultivation room 1 is open
  • released the compressor 2 sends air into the cultivation room 1 from the inlet port 1a through piping 11a * 11b (step S23).
  • the compressor 2 raises the pressure in the cultivation room 1.
  • the regulator 4 since the regulator 4 is closed, the compressor 2 does not send air to the MFC 5 or the infrared gas analyzer 6.
  • the three-way valve 9 connects the pipe 12a and the pipe 12b, the air flowing into the cultivation room 1 passes through the pipe 12a, the three-way valve 9 and the pipe 12b from the exhaust port 1b of the cultivation room 1. Exhausted into the atmosphere. Thereby, the inside of the cultivation room 1 is ventilated.
  • the atmospheric pressure adjusting unit 13b controls the valve so that the atmospheric pressure value is maintained at a desired n atmospheric pressure higher than the standard atmospheric pressure in the cultivation room 1 acquired from the atmospheric pressure sensor 14 via the atmospheric pressure value acquiring unit 13a.
  • the amount of opening of the regulator 3 and the amount of opening of the three-way valve 9 are adjusted (controlled) by the part 13c and the valve control part 13d, respectively.
  • the air pressure in the cultivation room 1 is higher than the standard atmospheric pressure by adjusting the opening amount of the regulator 3 and the opening amount of the three-way valve 9 (the amount connecting the pipe 12a and the pipe 12b).
  • the desired n atmosphere is maintained, and the cultivation room 1 is ventilated (step S24).
  • the amount of opening the regulator 3 is increased, the amount of air flowing into the cultivation room 1 is increased, and the cultivation room 1 can be pressurized.
  • the opening amount of the three-way valve 9 is increased, the amount of air released from the cultivation room 1 to the atmosphere increases, the atmospheric pressure in the cultivation room 1 decreases, and the cultivation room 1 can be ventilated quickly. .
  • the open state of the regulator 3 and the open state of the three-way valve 9 (that is, the connection between the pipe 12a and the pipe 12b) so that the amount of air flowing into the cultivation room 1 and the amount of air flowing out of the cultivation room 1 are the same.
  • the atmospheric pressure in the cultivation room 1 can be maintained to be higher than the standard atmospheric pressure, and the cultivation room 1 can be ventilated.
  • step S25 if the inside of the cultivation room 1 is sufficiently ventilated (step S25) and the atmospheric pressure adjustment unit 13b determines that the inside of the cultivation room 1 is sufficiently ventilated (YES in step S25), the atmospheric pressure adjustment part 13b is sent to the valve control unit 13d. An instruction signal for closing the three-way valve 9 is output. Then, the three-way valve 9 is closed by the valve control unit 13d, and stops the discharge of the air in the cultivation room 1 into the atmosphere (step S26).
  • the atmospheric pressure adjusting unit 13b outputs an instruction signal for closing the regulator 3 between the compressor 2 and the cultivation room 1 to the valve control unit 13c. Thereby, the regulator 3 between the compressor 2 and the cultivation room 1 is closed. As a result, the compressor 2 stops the pressurization in the cultivation room 1 (step S27).
  • the plant cultivation apparatus 10 can ventilate the cultivation room 1 while keeping the cultivation room 1 at a pressure higher than the standard atmospheric pressure.
  • FIG. 7 is a flowchart showing an operation procedure of the plant cultivation apparatus 10 when the infrared gas analyzer 6 is used while being kept at a high pressure.
  • n pressure which is higher than the standard atmospheric pressure.
  • the regulators 3, 4, and 8 are closed, and the three-way valve 9 connects the pipe 12a and the pipe 12c, and the pipe 12a is not connected to the pipe 12b.
  • Compressor 2 is activated by the user pressing the drive switch (step S31).
  • Step S32 the regulator 3 between the compressor 2 and the cultivation room 1 is open
  • released the compressor 2 sends air into the cultivation room 1 from the inlet port 1a through piping 11a * 11b.
  • Step S32 the compressor 2 raises the pressure in the cultivation room 1.
  • the regulator 4 since the regulator 4 is closed, the compressor 2 does not send air to the MFC 5 or the infrared gas analyzer 6.
  • the atmospheric pressure adjustment unit 13b outputs an instruction signal for measuring the composition to the valve control unit 13d.
  • the valve control unit 13d controls the three-way valve 9 so as to partially connect the pipe 12a and the pipe 12b when acquiring an instruction signal for measuring the composition from the pressure adjusting unit 13b. Thereby, the three-way valve 9 connects the piping 12a and the piping 12b partially, and exhausts the air in the cultivation room 1 partially in air
  • the atmospheric pressure adjusting unit 13b is held at a desired n atmospheric pressure whose atmospheric pressure value is higher than the standard atmospheric pressure in the cultivation room 1 acquired from the atmospheric pressure sensor 14 via the atmospheric pressure value acquiring unit 13a.
  • the valve control unit 13c and the valve control unit 13d are adjusted to adjust the opening amount of the regulator 3 and the opening amount of the three-way valve 9 (amount of connecting the pipe 12a and the pipe 12b).
  • the air pressure in the cultivation room 1 is higher than the standard atmospheric pressure by adjusting the opening amount of the regulator 3 and the opening amount of the three-way valve 9 (the amount connecting the pipe 12a and the pipe 12b).
  • the desired n atmosphere is maintained, and the cultivation room 1 is ventilated (step S33).
  • the atmospheric pressure adjusting unit 13b outputs an instruction signal for opening the regulator 4 to the valve control unit 13f.
  • the valve control unit 13f controls to open the regulator 4.
  • the regulator 4 between the compressor 2 and the MFC 5 is opened.
  • the compressor 2 causes the exhausted air to flow into the cultivation room 1 and also into the MFC 5 (step S34).
  • the opening amount of the regulator 4 is adjusted by the valve control unit 13f so that the inside of the MFC 5 becomes normal pressure (substantially standard atmospheric pressure).
  • the atmospheric pressure adjusting unit 13b outputs an instruction signal for opening the regulator 8 to the valve control unit 13e.
  • the valve control unit 13e that has acquired the instruction signal controls to open the regulator 8.
  • the regulator 8 between the three-way valve 9 and the MFC 7 is opened.
  • the air exhausted from the cultivation room 1 is released into the atmosphere through the pipe 12a and the pipe 12b partially connected to the pipe 12a by the three-way valve 9, and the pipe partially connected to the pipe 12a. It is also caused to flow into the MFC 7 through 12c (step S35).
  • step S36 the amount of opening of the three-way valve 9 (the amount of connecting the pipe 12a and the pipe 12b) and the amount of opening of the regulator 8 are adjusted by the valve controllers 13d and 13e, respectively, so that the ventilation flow rate and the cultivation room
  • the internal pressure of 1 is adjusted to the desired n pressure (step S36).
  • step S36 air having a flow rate necessary for the measurement of the infrared gas analyzer 6 flows into the infrared gas analyzer 6 (step S36).
  • the infrared gas analyzer 6 uses the composition of the air flowing from the gas inlet 6a via the MFC 5 and the composition of the air flowing from the gas inlet 6b via the MFC 7 to the composition of the air in the cultivation room 1.
  • the data indicating the fluctuations of is measured (step S38).
  • the plant cultivation apparatus 10 can perform ventilation while maintaining the cultivation room 1 at a pressure higher than the standard atmospheric pressure, and at the same time, an infrared gas analyzer 6 or the like normally used in an atmospheric pressure environment.
  • variation of the composition of the air of the cultivation room 1 can be acquired with this analyzer.
  • the cultivation room 1 can be accurately maintained in an environment suitable for the plant 20 being cultivated.
  • FIG. 8 is a diagram illustrating the configuration of the plant cultivation apparatus 30 according to the second embodiment.
  • the plant cultivation apparatus 30 is different in that a cultivation room 31 is provided instead of the cultivation room 1 of the plant cultivation apparatus 10.
  • Other configurations of the plant cultivation device 30 are the same as those of the plant cultivation device 10.
  • the cultivation room 31 includes an intake port 31a and an exhaust port 31b.
  • a pipe 11b is connected to the intake port 31a, and a pipe 12a is connected to the exhaust port 31b.
  • FIG. 9 is a diagram showing the appearance of the cultivation room 31.
  • FIG. 10 is a diagram illustrating the configuration of the cultivation room 31.
  • the cultivation room 31 includes a chamber 32, a light source 33, a water reservoir container 34, and a Peltier cooling device 40.
  • the light source 33 is disposed above the chamber 32 so as to face the top plate of the chamber 32.
  • the light source 33 illuminates the top of the chamber 32 to illuminate the inside of the chamber 32 through a lighting window 35 (described later) disposed on the top of the chamber 32.
  • a metal halide lamp can be used as the light source 33.
  • Amount of light from the light source 33 includes a light source 33, by changing the distance between the plants in the chamber 32, as an example, can be adjusted from 75.0 ⁇ mol / m 2 ⁇ s to about 345.3 ⁇ mol / m 2 ⁇ s It is.
  • the chamber 32 is an intelligent chamber (Intelligent Chamber; IC).
  • the chamber 32 is a chamber for cultivating the plant 20 not shown in FIG.
  • the chamber 32 has a pressure resistance of up to about 2 MPa.
  • the chamber 32 includes an intake port 31a for connecting to the pipe 11b, an exhaust port 31b for connecting to the pipe 12a, a sampling hole 31c, a water supply / drain hole 31d, a lighting window 35, and an observation window 36. And a water jacket 37.
  • the chamber 32 is, for example, a cylindrical shape having an inner diameter of 300 mm and a height of about 600 mm, and has a double tube structure.
  • the chamber 32 is supplied with a standard gas having an oxygen concentration of 20% and a carbon dioxide concentration of 380 ppm in addition to the intake port 31a through which the compressed air sent from the compressor 2 flows.
  • a standard gas having an oxygen concentration of 20% and a carbon dioxide concentration of 380 ppm in addition to the intake port 31a through which the compressed air sent from the compressor 2 flows.
  • an air inlet for flowing in the inside may be provided.
  • Sampling hole 31 c is a hole for inserting a measuring machine into chamber 32.
  • T-type thermocouples or the like may be installed in the three sampling holes 31c.
  • the water supply / drainage hole 31 d is a hole for water supply / drainage into the water jacket 37.
  • a total of two water supply / drain holes 31 d are provided, one at the top of the chamber 32 and one at the bottom of the chamber 32.
  • the daylighting window 35 is arranged on the top plate arranged on the upper part of the chamber 32.
  • the window 35 is disposed at a position facing the light source 33.
  • the window 35 for example, optical glass having a diameter of 100 mm and a thickness of 20 mm can be used. Thereby, sufficient light quantity for the plant in the chamber 32 can be ensured.
  • the water reservoir 34 is made of a material that transmits light from the light source 33. Thereby, the radiant heat transfer from the light source 33 can be prevented from being transmitted into the chamber 32, and the inside of the chamber 32 can be kept at a constant temperature.
  • the water reservoir 34 is not necessarily required, and may be disposed on the window 35 as necessary.
  • the plant observation window 36 is provided on the side wall of the chamber 32.
  • two windows 36 are arranged in the vertical direction (vertical direction).
  • the window 36 is disposed at a height of 180 mm and a height of 420 mm from the bottom 38 of the chamber 32.
  • the window 36 can be made of optical glass having a diameter of 100 mm and a thickness of 20 mm.
  • the outer wall of the chamber 32 has a double structure, and the water jacket 37 is configured by circulating water at an arbitrary temperature supplied through a hollow portion in the double structure. Water is supplied into the water jacket 37 from the water supply / drain hole 31d, and the water circulates in the water jacket 37, whereby the chamber 32 is cooled. Thereby, the temperature in the chamber 32 is kept constant.
  • a general-purpose air conditioner (air conditioner) is not configured to be used in a high-pressure environment, so it is limited to use in a normal-pressure environment. For this reason, in order to make the temperature in the cultivation room 31 constant, a general purpose air conditioner cannot be put in the cultivation room 31.
  • the temperature in the cultivation room 31 can be made constant regardless of the gas exchange in the cultivation room 31.
  • the Peltier cooling device 40 is disposed on the lower side surface of the chamber 32.
  • the Peltier cooling device 40 is for performing humidity control in the chamber 32.
  • FIG. 11 is a diagram illustrating the configuration of the Peltier cooling device 40.
  • the Peltier cooling device 40 includes a connector 41, a Peltier element 42, a copper fin 43, and a fan 44.
  • a Peltier element 42 is disposed on one side surface of the copper fin 43, and a connector 41 is disposed on one side surface of the copper fin 43 so as to cover the Peltier element 42.
  • a fan 44 is disposed at the other end, which is the opposite end of the copper fin 43 facing the one side surface.
  • the connector 41 is arranged in contact with the outer side surface of the chamber 32.
  • the humidity in the chamber 32 since the plant performs photosynthesis, respiration, and transpiration, the humidity in the chamber 32 always changes. However, in order to stably cultivate plants in the chamber 32, it is necessary to control the humidity in the chamber 32 so as to maintain an optimum value.
  • the side surface of the chamber 32 with which the Peltier cooling device 40 is in contact can be locally cooled.
  • the air in the vicinity of the side surface of the chamber 32 that has been locally cooled is cooled, so that the water vapor of the air is condensed.
  • the humidity control in the chamber 32 can be performed.
  • Condensed water is discharged out of the chamber 32 by a drain valve 39 installed on the bottom surface of the chamber 32.
  • a device for spraying mist from the sampling hole 31c into the cultivation room 31 may be arranged.
  • a dew point meter calibrated for a high pressure environment may be provided in the sampling hole 31c, and the humidity in the chamber 32 may be measured by the dew point meter.
  • the relative humidity can be continuously measured even in a high pressure environment.
  • FIG. 12 is a diagram illustrating a configuration of a plant cultivation apparatus 50 according to the third embodiment.
  • the plant cultivation apparatus 50 is different in that a cultivation room 51 is provided instead of the cultivation room 1 of the plant cultivation apparatus 10.
  • Other configurations of the plant cultivation device 50 are the same as those of the plant cultivation device 10.
  • the cultivation room 51 has a pipe 11b connected to the intake port 51a and a pipe 12a connected to the exhaust port 51b.
  • FIGS. 13A to 13C are views showing the appearance of the cultivation room 51
  • FIG. 13A is a side view showing the appearance of the cultivation room 51
  • FIG. It is a perspective view showing an appearance
  • (c) shows an appearance of cultivation room 51, and is a figure which expanded the upper part.
  • FIG. 14 is a diagram illustrating the configuration of the cultivation room 51.
  • the cultivation room 51 includes a chamber 52, legs 54, and a Peltier cooling device 40.
  • the chamber 52 includes a cylindrical side part 52a, an upper part 52b covering the upper side of the side part 52a, and a lower part 52c covering the lower side of the side part 52a.
  • the chamber 52 is configured such that the side part 52a, the upper part 52b, and the lower part 52c are arranged in close contact with each other so that the inside is sealed.
  • the legs 54 are arranged in the lower part 52 c and support the chamber 52.
  • a measuring device 53 (atmospheric pressure sensor) for measuring the atmospheric pressure in the chamber 52 is disposed in the upper part 52b. Further, an intake port 51a for connecting to the pipe 11b and an exhaust port 51b for connecting to the pipe 12a are arranged in the upper part 52b.
  • the side part 52a and the upper part 52b are made of a material having translucency.
  • the side part 52a and the upper part 52b are comprised by transparent resin materials, such as an acryl, as an example.
  • the lower part 52c is comprised from the aluminum etc. as an example.
  • the size of the chamber 52 is not particularly limited.
  • a medium-sized chamber having a diameter smaller than the chamber 32 of the second embodiment of 170 mm and a height of about 500 mm, or a diameter of about 130 mm and a height of about 330 mm. This is a small chamber.
  • the chamber 52 is configured so that the pressure can be increased up to about 0.6 MPa. An environment as high as the chamber 32 cannot be realized. However, according to the chamber 52, since the side part 52a and the upper part 52b other than the lower part 52c are made of a light-transmitting material such as acrylic, the morphological change of the plant 20 inside can be observed from multiple directions. Is possible.
  • a fluorescent lamp installed on the ceiling or the like may be used, or a light source 33 made of a metal halide lamp or the like used in the cultivation room 31 may be used.
  • thermocouple In addition, like the cultivation room 31, for example, three sampling holes are provided in each of the upper part 52b and the lower part 52c for measuring the temperature inside the thermocouple and collecting and controlling the gas in the chamber 52. Also good.
  • the Peltier cooling device 40 is disposed on the outer surface of the lower part 52c. Thereby, the humidity in the chamber 52 can be controlled.
  • the surface of the lower portion 52c that is disposed in the chamber 52 (the surface opposite to the outer surface of the lower portion 52c) is inclined from one to the other. Thereby, the water condensed by the Peltier cooling device 40 can be collected on the other side. The collected water can be discharged out of the chamber 52 by opening the open / close valve 55 disposed in the vicinity of the other side.
  • Example 1 Next, an experiment for verifying the effect of high-pressure stress on the photosynthetic activity of a plant was performed using the plant cultivation devices 10, 30, 50 and the cultivation rooms 31, 51 described above.
  • Arabidopsis thaliana wild-type Arabidopsis thaliana
  • Arabidopsis thaliana can suppress individual differences and can also perform photosynthesis even under low light of about 100 ⁇ mol / m 2 s, which is suitable for experiments for measuring photosynthetic activity performed indoors.
  • a plant culture medium was used which was a 2-fold dilution of a mixed salt for Murashige-Skoog medium (manufactured by Nippon Pharmaceutical Co., Ltd.).
  • Arabidopsis thawed on a plant culture medium and then grown in an artificial meteorological device for 1 to 2 weeks was used for the experiment.
  • a small fan was installed in the cultivation room 31 and the cultivation room 51 for the purpose of convection of the internal gas.
  • Gas chromatography was used for measurement of gas components in the cultivation room 31 and the cultivation room 51.
  • sampling is performed a plurality of times per measurement, the average value of the values measured a plurality of times is taken as the measurement value, and the error is expressed by standard deviation.
  • the sampling bag used for sampling had a volume of 500 mL, and was replaced once with nitrogen gas immediately before sampling, and was used after sucking out the gas in the sampling bag with a pump.
  • the cultivation rooms 31 and 51 were sterilized inside using 70% ethanol before the experiment.
  • Arabidopsis thaliana was administered 4 ml of nutrient solution diluted 1000-fold as Hyponex (HYPONEX JAPAN) as a nutrient. (Verification experiment on experimental time) First, in order to determine an experiment time sufficient to clarify the influence on the amount of carbon dioxide, an experiment was conducted in the light period of 60 consecutive hours (referred to as Experiment 1).
  • Experiment 1 was performed under the conditions shown in FIG. FIG. 16 is a diagram showing experimental conditions of Experiment 1.
  • Arabidopsis thaliana (hereinafter simply referred to as Arabidopsis thaliana) was used.
  • This cause is considered to be due to contamination of rock wool in the production process of rock wool, and the respiration of the germs in the cultivation room 51.
  • the cultivation room 51 a culture medium in which 10 strains of Arabidopsis thaliana as the plant 20 were transplanted was installed.
  • the pressures of the three cultivation rooms 51 were set to 0.13 MPa, 0.3 MPa, and 0.5 kg MPa, respectively. Sampling was performed three times immediately after the start of the experiment, 48 hours and 60 hours after the start of the experiment.
  • FIG. 17 shows the change in the amount of carbon dioxide in the cultivation room 51 during the light period of 60 hours.
  • the horizontal axis is the elapsed time from the start of the experiment, and the vertical axis is the amount of carbon dioxide change in the small chamber.
  • FIG. 17 shows that the amount of carbon dioxide in the cultivation room 51 decreases under all pressure conditions. This is due to the fact that carbon dioxide is immobilized on the plant by photosynthesis.
  • the amount of carbon dioxide contained in the gas in the cultivation room 51 is 0.2 times that at the start of the experiment by 48 hours after the start of the experiment. It can be seen that there is a significant decrease, and there is no significant change in the section from 48 hours to 60 hours later.
  • Experiment 2 Photosynthesis activity experiment using different Arabidopsis thaliana
  • Experiment 2 an experiment was conducted to clarify the effect of high pressure stress on the photosynthetic activity of Arabidopsis thaliana (referred to as Experiment 2).
  • Experiment 2 a culture medium in which 10 different Arabidopsis strains were transplanted in each of the cultivation rooms 51, which are three small chambers, was installed.
  • FIG. 18 is a diagram showing experimental time conditions of Experiment 2.
  • FIG. 19 is a diagram illustrating experimental conditions other than pressure and light conditions among the experimental conditions of Experiment 2.
  • FIG. 20 is a diagram showing the experimental results of Experiment 2.
  • the horizontal axis represents the elapsed time from the start of the experiment
  • the vertical axis represents the amount of carbon dioxide decreased with respect to the amount of carbon dioxide in the cultivation room 51 at the start of the experiment.
  • the change amount of carbon dioxide shown in FIG. 20 is synonymous with the decrease amount of carbon dioxide.
  • FIG. 20 shows that the amount of change in the amount of carbon dioxide increases with time from the start of the experiment. This is because the amount of decrease in the amount of carbon dioxide in the cultivation room 51 has increased since the time for Arabidopsis to perform photosynthesis increases.
  • FIG. 21 is a diagram illustrating the experimental conditions of Experiment 3.
  • FIG. 22 is a diagram showing the experimental results of Experiment 3.
  • FIG. 22 shows the amount of carbon dioxide decrease in the cultivation room 51 under the conditions of Case A and Case B.
  • the vertical axis is the amount of carbon dioxide in the cultivation room 51.
  • FIG. 22 shows that the carbon dioxide absorption increased 1.7 times under the condition of 0.3 MPa as compared with the control (0.13 MPa). In addition, it can be seen that the carbon dioxide absorption increased 5.1 times under the condition of 0.5 MPa.
  • FIG. 23 shows the relationship between carbon dioxide concentration at normal pressure and photosynthetic activity. From FIG. 23, it can be seen that the photosynthetic activity is promoted as the carbon dioxide concentration increases, but the photosynthesis activity is not so promoted at about 3 times or more.
  • the amount of carbon dioxide in 51 is more than tripled, and photosynthetic activity may be promoted by growing Arabidopsis in a high-pressure environment rather than growing Arabidopsis in high-concentration carbon dioxide. .
  • FIG. 24 shows a mechanism in which the leaf takes in carbon dioxide in the gas.
  • the leaf takes in carbon dioxide in the gas from the pores on the leaf surface.
  • the incorporated carbon dioxide dissolves in the mesophyll and is taken into the leaf by the carbon dioxide receptor.
  • the photosynthetic activity depends on the diffusion rate of carbon dioxide in the leaf surface boundary layer and the diffusion rate of carbon dioxide in the mesophyll (Non-Patent Document 5). And the diffusion rate of the carbon dioxide in a leaf surface boundary layer and the diffusion rate of the carbon dioxide in a mesophyll can be evaluated using a diffusion coefficient.
  • Equation 1 shows the equation for obtaining the gas diffusion coefficient in a high-pressure environment.
  • Equation 2 shows the equation for obtaining the liquid diffusion coefficient.
  • ⁇ B is the viscosity coefficient of leaf meat.
  • Experiment 4 Effect of high pressure stress on leaves
  • FIG. 25 shows the state of Arabidopsis leaves when 72 hours have passed since the start of the experiment.
  • the left side is Arabidopsis thaliana grown in an environment of 0.1 MPa
  • the right side is Arabidopsis thaliana grown in an environment of 0.5 MPa.
  • FIG. 25 shows that when Arabidopsis grows in an environment of 0.1 MPa, no abnormality is observed in the leaves, but when grown in an environment of 0.5 MPa, the leaves are whitened in many Arabidopsis.
  • FIG. 26 is a diagram showing an Arabidopsis thaliana strain grown in an environment of 0.1 MPa. From FIG. 26, it can be seen that Arabidopsis grown in an environment of 0.1 MPa has no abnormality in the roots and leaves.
  • FIG. 27 is a diagram showing an Arabidopsis thaliana strain grown at 0.5 MPa. From FIG. 27, it can be seen that Arabidopsis thaliana grown in an environment of 0.5 MPa shows no abnormalities in the roots and leaves are whitened.
  • the amount of carbon dioxide in the chamber can be measured at the start of the experiment and at the end of the experiment, and thus, the amount of carbon dioxide absorbed by Arabidopsis thaliana by photosynthesis The difference could be measured.
  • Example 2 Next, in order to clarify the effect of high pressure stress on the calorific value of plants, by measuring the calorific value per unit mass of plants, high pressure stress is applied to the components contained in each part of the plant. The effect was examined.
  • red pine was used as the plant 20.
  • Fig. 28 shows red pine used in the experiment.
  • Pinus densiflora contains terpenes including ⁇ -pinene.
  • Terpenes are secondary metabolites when plants are subjected to environmental stress, and it has been reported that terpenes increase when environmental stress is applied.
  • Terpenes are components that can be used as fuel, and among the components of Pinus densiflora, the content of terpenes has the greatest influence on the calorific value.
  • Pinus densiflora contains a lot of terpenes and is used as a cocoon. For this reason, red pine was used as the plant for this experiment.
  • the red pine used is an individual that has grown in the alley for about 3 years after germination and has a height of 30 to 50 cm. Immediately before putting it into the cultivation room 31, the red pine was administered 200 mL of a nutrient solution obtained by diluting Hyponex (manufactured by HYPONEX JAPAN) 1000 times as a nutrient.
  • the inside of the cultivation room 31 was sterilized with a 70% aqueous ethanol solution.
  • the gas in the cultivation room 31 was nitrogen-based, a standard gas having an oxygen concentration of 20%, and a carbon dioxide concentration of 380 ppm, and was substituted at 100 mL / s for 15 minutes before the red pine was charged.
  • the red pine used in the experiment has been growing in the alley for 3 years, and the light and dark periods were switched every 12 hours in order to bring it closer to the environment in which it grew.
  • the light period and dark period were controlled by the presence or absence of irradiation of the light source 33 which is a metal halide lamp installed on the cultivation room 31.
  • the pressure in the two cultivation rooms 31 was set to 0.1 MPa and 0.5 MPa, respectively, and a comparative experiment was performed according to the procedure shown below.
  • the red pine was grown in the cultivation room 31 that had been pretreated as described above.
  • each cultivation room 31 of 0.1 MPa and 0.5 MPa two red pine trees were put, and after growing for one week, each one was taken out and the amount of heat contained in each part of the red pine was measured.
  • FIG. 29 shows the experimental conditions of Example 2.
  • the calorific value was measured on leaf, branch, trunk, fruit and root parts.
  • a MOKEN cylinder type calorimeter was used for the calorific value measurement. Further, in order to eliminate measurement errors due to moisture contained in red pine, drying was performed at 80 ° C. for 20 minutes using a microwave oven for 2 minutes and a dryer.
  • minute unburned matter may be attached to the sample container, it is regarded as an error because it is 1/100 or less of the mass of the measured object.
  • FIG. 30 shows the calorific value at each site of Pinus densiflora when the Pinus densiflora grows for one week in an environment of 0.1 MPa.
  • Fig. 31 shows the calorific value at each site of Pinus densiflora when it is grown for 2 weeks in an environment of 0.1 MPa.
  • FIG. 31 shows that there is no big difference in the calorific value measured three times in any part. Moreover, it turns out that the leaf has the highest calorific value per unit mass.
  • Fig. 32 shows the calorific value at each site of Pinus densiflora when it is grown for 1 week in an environment of 0.5 MPa.
  • FIG. 32 shows that there is no great difference in the calorific value measured three times in each part except for the leaf.
  • the difference in the amount of heat generated in the leaves is thought to be caused by whitening of some of the leaves due to high pressure stress.
  • the leaf has the highest calorific value per unit mass.
  • Fig. 33 shows the calorific value at each site of Pinus densiflora when it is grown for 2 weeks in an environment of 0.5 MPa.
  • the unfilled points are points that could not be measured due to the limited number of samples.
  • Example 2 it is assumed that there is no difference in the amount of heat generated per unit mass in each part of the four red pine at one week from the start of the experiment.
  • FIG. 29 when FIG. 29 is compared with FIG. 30, the red pine grown in the cultivation room 31 for two weeks compared with the red pine grown in the cultivation room 31 for one week. Is decreasing.
  • red pine grown in the two-week cultivation room 31 has a unit weight per unit mass compared to the red pine grown in the one-week cultivation room 31.
  • the calorific value is decreasing, it is thought that this is because of the same reason as the comparison between FIG. 29 and FIG.
  • Example 2 the amount of change in the calorific value of each part per unit mass for one week at 0.1 MPa and 0.5 MPa was observed. In addition, in order to compare each site
  • Fig. 34 shows the amount of heat reduction in each part of Pinus densiflora.
  • the horizontal axis represents the measurement site, and the vertical axis represents the amount of decrease with respect to the amount of heat generated during one week at each site.
  • FIG. 34 shows that when red pine grows in an environment of 0.5 MPa, the amount of decrease is small in the branches and the amount of decrease in the roots is larger than that of red pine grown at 0.1 MPa.
  • Example 2 it is assumed that the amount of heat consumed by red pine per unit mass for life activity is equal in each part.
  • Example 2 for the purpose of clarifying the effect of high pressure stress on the calorific value of a plant, by measuring the calorific value per unit mass of the plant, the high pressure stress is applied to the plant. The effect of each part on the components contained was verified.
  • Terpenes are used in flavors, medicinal intermediates, and resin materials, so when grown in soil, it may be more advantageous for extraction and use to accumulate in dry branches than in roots. is there.
  • the plant cultivation device of the present invention is a plant cultivation device including a hermetically sealed cultivation room for cultivating a plant, and the cultivation room is a flow for injecting gas into the inside.
  • a blower that includes an inlet and an exhaust port for exhausting gas to the outside and is connected to the inflow port, and sends gas into the cultivation room, and a flow rate of gas sent from the blower to the cultivation room.
  • the first flow rate regulator for adjusting the flow rate, the second flow rate regulator for adjusting the flow rate of the gas exhausted from the exhaust port of the cultivation room, and the atmospheric pressure in the cultivation room become larger than the standard atmospheric pressure.
  • a flow rate control unit that controls the flow rate of the gas flowing through the first and second flow rate regulators is provided.
  • the plant cultivation method of the present invention is a plant cultivation method in a sealed cultivation room for cultivating a plant, and sends gas from the inlet of the cultivation room to the cultivation room. Exhausting the gas in the cultivation room from the step, the exhaust port of the cultivation room, the flow rate of the gas sent to the cultivation room so that the atmospheric pressure in the cultivation room becomes larger than the standard pressure, and the cultivation room And a step of controlling the flow rate of the gas exhausted from the air.
  • the blower since the blower is connected to the inlet of the cultivation room, gas can be sent from the blower to the cultivation room. Thereby, the cultivation room can be made into an environment whose pressure is higher than the standard atmospheric pressure.
  • the 1st flow regulator for adjusting the flow volume of the gas sent from the said air blower to the said cultivation room, and the 2nd flow volume for adjusting the flow volume of the gas exhausted from the exhaust port of the said cultivation room A flow rate controller for controlling the flow rate of the gas flowing through each of the regulators is provided.
  • the flow rate of the gas flowing through the first and second flow rate regulators can be controlled by the flow rate control unit so that the pressure inside the cultivation chamber becomes larger than the standard pressure. Thereby, the cultivation room can be stably maintained at a pressure higher than the standard pressure, and the cultivation room can be ventilated.
  • a gas exhausted from the exhaust port of the cultivation room is introduced into the inside via the second flow rate regulator, and a measuring device for measuring the component of the gas is provided.
  • a measuring device for measuring the component of the gas is provided.
  • the 1st piping which has the flow path for making the gas from the said air blower flow in into the said cultivation room from the said inflow port, and the flow path for making the gas from the said air blower flow into the said measuring apparatus, , A flow path for exhaust for exhausting the gas exhausted from the exhaust port of the cultivation room to the atmosphere, and for measurement for causing the gas exhausted from the exhaust port of the cultivation room to flow into the measuring device It is preferable to provide the 2nd piping which has these flow paths.
  • the 1st which has a flow path for making the gas from the said air blower flow in into the said cultivation room from the said inflow port, and a flow path for making the gas from the said air blower flow into the said measuring apparatus. Therefore, the gas from the blower can be caused to flow into the cultivation room, and the same component gas can be allowed to flow into the measuring device.
  • the flow path for exhaust for exhausting the gas exhausted from the exhaust port of the cultivation room into the atmosphere, and the measurement for causing the gas exhausted from the exhaust port of the cultivation room to flow into the measuring device Since the second pipe having the flow path for use is provided, the exhaust from the cultivation room can be caused to flow into the measuring device. For this reason, the composition of the gas in the cultivation room can be accurately measured by the measuring device.
  • the 3rd flow regulator for adjusting the flow volume of the gas sent to the said measuring apparatus from the exhaust port of the said cultivation room,
  • the said 3rd flow regulator And a third flow rate controller controller for controlling the flow rate of the gas flowing through
  • the measurement apparatus includes the third flow rate regulator and a third fluency regulator control unit for controlling the flow rate of the gas flowing through the third flow rate regulator.
  • the amount of gas flowing in can be controlled.
  • the composition of the gas in the cultivation room can be measured in real time using a measuring device that is usually used in an environment of standard atmospheric pressure while keeping the cultivation room at a high pressure.
  • a fourth flow controller for adjusting the flow rate of the gas sent from the blower to the measurement device, which is arranged in a flow path for allowing the gas from the blower to flow into the measurement device; It is preferable that a fourth flow rate controller control unit for controlling the flow rate of the gas flowing through the fourth flow rate regulator is provided.
  • the flow flows into the measuring device.
  • the amount of gas can be controlled.
  • the gas of the same composition as the gas flowed into the cultivation room can be made to flow into the measuring device while keeping the cultivation room at a high pressure.
  • the composition of the gas in the cultivation room can be accurately measured in real time using a measuring device used in an environment of standard atmospheric pressure.
  • the side wall of the cultivation room is made of a light-transmitting material. Thereby, it is possible to observe the form change of the plant in a cultivation room from many directions.
  • the above may be realized by a computer.
  • a plant cultivation program that realizes the above in the computer by operating the computer as each step described above and a computer-readable recording medium that records the plant cultivation program also fall within the scope of the present invention.
  • the present invention can be used in a plant factory for cultivating plants.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Greenhouses (AREA)
  • Cultivation Of Plants (AREA)

Abstract

L'invention concerne une ventilation dans une chambre de culture réalisée en maintenant une pression d'air supérieure à la pression atmosphérique normale. Un appareil (10) de culture de plantes est pourvu d'une chambre (1) de culture étanche à l'air destinée à la culture de plantes (20). La chambre (1) de culture est pourvue d'un orifice d'entrée (1a) d'air destiné à l'introduction d'air à l'intérieur et d'un orifice de sortie (1b) destiné à l'évacuation d'air vers l'extérieur. L'appareil (10) de culture de plantes est en outre pourvu de : un compresseur (2) qui envoie de l'air vers l'intérieur de la chambre (1) de culture et est raccordé à orifice d'entrée (1a) d'air ; un régulateur (3) destiné à ajuster le flux d'air envoyé par le compresseur (2) dans la chambre (1) de culture ; une vanne à trois voies (9) destinée à l'ajustement du flux d'air évacué de l'orifice de sortie (1b) de la chambre (1) de culture ; et une unité (13b) d'ajustement de la pression d'air et des unités de réglage des vannes (13c, 13d) pour régler la quantité d'air s'écoulant au moyen du régulateur (3) et de la vanne à trois voies (9), de manière telle que la pression d'air à l'intérieur de la chambre (1) de culture est supérieure à la pression atmosphérique normale.
PCT/JP2012/072820 2011-09-08 2012-09-06 Appareil de culture de plantes, procédé de culture de plantes, programme de culture de plantes et support d'enregistrement pouvant être lu par un ordinateur WO2013035816A1 (fr)

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KR101607279B1 (ko) 2011-11-02 2016-03-29 플란타곤 인터내셔널 에이비 식물을 재배하는 방법 및 장치
CN110177459A (zh) * 2017-06-14 2019-08-27 成长方案技术有限责任公司 用于利用生长舱的压力方案的系统和方法
JP2020182426A (ja) * 2019-05-09 2020-11-12 伸和コントロールズ株式会社 植物栽培用空気調和システム、茸栽培用空気調和システム及び二酸化炭素濃度調整機能付き空気調和システム
WO2020226066A1 (fr) * 2019-05-09 2020-11-12 伸和コントロールズ株式会社 Système de climatisation pour culture de plantes, système de climatisation pour culture de champignons et système de climatisation ayant une fonction de réglage de concentration de dioxyde de carbone

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101607279B1 (ko) 2011-11-02 2016-03-29 플란타곤 인터내셔널 에이비 식물을 재배하는 방법 및 장치
CN110177459A (zh) * 2017-06-14 2019-08-27 成长方案技术有限责任公司 用于利用生长舱的压力方案的系统和方法
JP2020182426A (ja) * 2019-05-09 2020-11-12 伸和コントロールズ株式会社 植物栽培用空気調和システム、茸栽培用空気調和システム及び二酸化炭素濃度調整機能付き空気調和システム
WO2020226066A1 (fr) * 2019-05-09 2020-11-12 伸和コントロールズ株式会社 Système de climatisation pour culture de plantes, système de climatisation pour culture de champignons et système de climatisation ayant une fonction de réglage de concentration de dioxyde de carbone
CN113677936A (zh) * 2019-05-09 2021-11-19 伸和控制工业股份有限公司 植物栽培用空调系统、蘑菇栽培用空调系统和附有二氧化碳浓度调节功能的空调系统
JP7237353B2 (ja) 2019-05-09 2023-03-13 伸和コントロールズ株式会社 植物栽培用空気調和システム、茸栽培用空気調和システム及び二酸化炭素濃度調整機能付き空気調和システム

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