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WO2015028470A1 - Système d'échangeur de chaleur pour une serre - Google Patents

Système d'échangeur de chaleur pour une serre Download PDF

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Publication number
WO2015028470A1
WO2015028470A1 PCT/EP2014/068092 EP2014068092W WO2015028470A1 WO 2015028470 A1 WO2015028470 A1 WO 2015028470A1 EP 2014068092 W EP2014068092 W EP 2014068092W WO 2015028470 A1 WO2015028470 A1 WO 2015028470A1
Authority
WO
WIPO (PCT)
Prior art keywords
greenhouse
heat exchanger
pipe
exchanger device
pipeline
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2014/068092
Other languages
German (de)
English (en)
Inventor
Uwe Schmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Humboldt Universitaet zu Berlin
Original Assignee
Humboldt Universitaet zu Berlin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Humboldt Universitaet zu Berlin filed Critical Humboldt Universitaet zu Berlin
Publication of WO2015028470A1 publication Critical patent/WO2015028470A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • A01G9/245—Conduits for heating by means of liquids, e.g. used as frame members or for soil heating
    • 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
    • A01G9/246—Air-conditioning systems
    • 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 invention relates to a heat exchanger device for a greenhouse according to the preamble of claim 1, a greenhouse with a heat exchanger device and a method for operating a heat exchanger device for a greenhouse.
  • Such a heat exchanger device for a greenhouse comprises at least one pipeline, which is traversed by a fluid in a cooling operation for extracting heat from the greenhouse, and a carrier device for arranging the at least one pipeline in a greenhouse.
  • Cooling by air exchange or using a heat exchanger device has conventionally the disadvantage that comparatively large amounts of air must be moved to effect an exchange of air in a greenhouse or to move the air to be cooled past a heat exchanger.
  • heat exchangers which are installed in a place in the greenhouse, there is also the disadvantage that the temperature and moisture distribution in the greenhouse is relatively non-uniform, due to the fact that usually sucked warm air in an attic of a greenhouse and after passing the heat exchanger cool, dry air is blown back into the greenhouse.
  • heat exchanger units installed freely in a greenhouse, which cool the greenhouse and condense out the water vapor emitted by the plants (cf. Article by JB Campen et al., "Dehumidification in Greenhouses by Condensation on Finned Pipes", Biosystems Engineering (2002), 82 (2), 177-185) .
  • These heat exchanger devices include continuous piping, such as spiral finned tubes, in an attic space a greenhouse are firmly installed and are thus flowed around by ascending, warm, humid air in the greenhouse.
  • the object of the present invention is to provide a heat exchanger device for a greenhouse, a greenhouse with a heat exchanger device and a method for operating a heat exchanger device which, on the one hand, permit economically favorable cooling operation for cooling which is favorable for plants, but on the other hand have a disadvantage avoid possible shading of light on plants.
  • the support means for adjusting the at least one pipe is formed such that the at least one pipe between an upper position and a lower position is adjustable.
  • the upper position can be approximated to a roof of the greenhouse, in particular in the case of proper arrangement of the heat exchanger device in a greenhouse, while the lower position is in accordance with the arrangement of the heat exchanger device in a greenhouse below a plant gutter, to be arranged in the plants.
  • the present invention is based on the idea of pipes of a heat exchanger device, which are flowed through by a (cool) fluid in a cooling operation for extracting heat from the greenhouse, not fixed to install in a greenhouse, but to arrange movably in a greenhouse such that they can be adjusted between different positions.
  • the pipes are installed on a support means in a greenhouse, wherein by means of the support means, the pipes between an upper position, in which the pipes are arranged, for example, in a roof space of a greenhouse, and a lower position in which the pipes, for example, below in the greenhouse located gutters for receiving plants are arranged, can be adjusted.
  • an effective cooling operation can be effected by the pipes are flowed through by a fluid for extracting heat from the greenhouse.
  • the pipes can be transferred to a shading of to avoid plants in the greenhouse.
  • the pipelines can be moved, for example, depending on the time of day in the lower position, for example, in the morning at (still) comparatively low incidence of light to avoid shading of the plants. Only later in the day, when the light has become stronger and thus a shading of the plants through the pipes is less detrimental or even negligible, the pipes can then be moved to their upper position to effect cooling during the day temperature of the greenhouse ,
  • the at least one pipe of the heat exchanger device can also be adjusted in one or more intermediate positions between the upper position and the lower position.
  • at least one middle position may be provided between the upper position and the lower position, which is arranged in a greenhouse above one or more plant gutters of the greenhouse, but below the upper position when the arrangement of the heat exchanger device.
  • the at least one pipeline can thus be arranged, for example, straight at the level of arranged in a plant gutter plants, which is particularly advantageous if the heat exchanger device can be operated instead of the cooling operation in a heat mode for warming the plants, as below should be explained.
  • the at least one pipe In the upper position, the at least one pipe is suspended in an attic of a greenhouse and is thus located above located in the greenhouse plants, so that the at least one pipe can be flowed around by rising warm, moist air.
  • the lower position In the lower position, however, is at least one pipe below the plants, for example, in the vicinity of a floor of the greenhouse, wherein a storage device for storing the at least one pipe may be provided in the lower position to the at least one pipe in the lower position in defined position.
  • the at least one pipe can be stored in particular so that the at least one pipe for the usual operation of the greenhouse is not a hindrance and can be easily accessed on the plants in the greenhouse.
  • the at least one pipeline can be held in a position to the side of driveways in a greenhouse, so that vehicles used in a greenhouse, For example, a Hubbewagen for care and harvesting work, can be moved unhindered along the intended routes.
  • a condensate drainage channel for collecting condensate that drips off the pipeline can be provided on the at least one pipeline.
  • a bead is advantageously formed in a storage surface of the storage device, in which the Kondensatrinne can be inserted and which receives the Kondensatrinne protective in the stored position.
  • the support means serves to adjustably suspend the at least one pipeline in a greenhouse.
  • the carrier device can have an adjusting device, for example in the form of an adjusting cable or another suspension means, for adjusting the at least one pipeline between the upper position and the lower position.
  • the adjusting device is preferably suspended on a suitable suspension device, for example in the form of pulleys, on a roof structure of the greenhouse, so adjusted by adjusting the adjusting device along a direction of gravity substantially corresponding to the adjustment at least one pipe between its upper position and its lower position can be.
  • the support means may also be formed as a stand or guide means by means of which the at least one pipe is adjustably mounted on a greenhouse floor or by means of which the at least one pipe in a guided manner, e.g. along suitable, for example, between the greenhouse floor and a roof structure extended guide rails between its upper position and its lower position can be adjusted.
  • the carrier device has a suitable drive device by means of which the at least one pipeline can be lowered from its upper position (in cooperation with gravity) or raised in the direction of the upper position.
  • the heat exchanger device can be operated either in a cooling mode or in a heat mode.
  • the heat exchanger device removes heat from the greenhouse, the heat being advantageously stored to thereby gain energy.
  • the Heat mode gives the heat exchanger device from heat to heat plants located in the greenhouse, for example, previously used for the heat operation and stored heat used and can be discharged again.
  • a suitable fluid for example water
  • a suitable fluid for example water
  • a first fluid and in cooling mode a second fluid which differs in temperature from the first fluid
  • the (second) fluid for the cooling operation in this case preferably has a temperature below the dew point of the ambient air surrounding the pipeline, so that cooling can be achieved by means of the comparatively cool fluid.
  • the (first) fluid for the thermal operation has a comparatively high temperature, in any case a temperature above the temperature of the ambient air, in order to effect a heating of the ambient air.
  • the first fluid for the thermal operation for example, have a temperature 80 ' ⁇ .
  • the second fluid for the cooling operation may for example have a temperature of 10 ° C.
  • the at least one pipe is connected for example via suitable flexible hoses to one or more distributors, which are adapted to a first fluid for the thermal operation or a second fluid for the cooling operation through the pipe conduct.
  • the distributor By controlling the distributor, the heat exchanger device can thus be operated either in heat mode or in cooling mode.
  • the distributor may in particular be designed to introduce different fluids into the at least one pipeline in different positions of the at least one pipeline.
  • the heat exchanger device can be operated, for example in the upper position of the at least one pipe in the cooling mode, so that by flowing through the at least one pipe with a suitable, cooling fluid heat from the at least one pipe flowing around warm, moist air can be withdrawn.
  • the heat exchanger means In the middle position, in which the at least one pipe is approximated in a plant gutter arranged plants, the heat exchanger means, however, for example, can be operated in heat mode, so that by giving off heat, the plants can be warmed.
  • a control device For controlling the carrier device for adjusting the at least one pipeline and also for controlling the distributor, a control device is preferably provided which can effect a control, for example, as a function of a temperature characteristic or a light intensity parameter or as a function of time.
  • a control device for example, at least one sensor device may be provided for detecting at least one temperature characteristic value and / or one light intensity characteristic value which is connected to the control device and the control device controls the carrier device and / or the distributor depending on its sensor data.
  • the at least one pipe can be moved, for example, at high temperatures in the upper position to effect cooling of the greenhouse in a cooling operation.
  • the heat exchanger device can be operated in a heat mode.
  • the at least one pipe can be moved in response to a measured light intensity in the lower position to avoid shading or in the upper position. For example, if it is determined that the light intensity is low, the at least one pipe can be lowered to the lower position. On the other hand, if the light intensity is so strong that adverse effects due to shadowing by the at least one pipeline in the upper position can be neglected, the at least one pipeline can be raised.
  • a control can be done depending on the time of day.
  • the at least one pipeline can be driven early in the morning sun in the lower position to avoid shading in the morning, relatively weak light intensity. If the light intensity then increases during the course of the day and consequently the temperature in the greenhouse increases, then the at least one pipeline can be moved into the upper position in order to effect cooling of the greenhouse.
  • cold Au HFtemperaturen for example, in winter is also conceivable early in the morning to move the at least one pipe in the middle position or the upper position to cause especially in the early morning in a warming operation, a warming of the plants in the greenhouse. This is particularly useful when used in a greenhouse energy umbrellas for energetic foreclosure of an attic of the greenhouse.
  • a comparatively cool fluid flows through the at least one pipeline, so that cooling of the air is effected by removal of heat from the warm air flowing around the at least one pipeline. Due to the energy transfer from the warm air to the cool fluid, the air is deprived of so-called sensible heat. In addition, it comes on the flowed through by the cool fluid pipe for condensation of the humidity contained in the warm, humid air. This humidity is caused by the transpiration of plants, as a result of which plant leaves cool below the air temperature and thus additionally extract sensible heat from their (comparatively large) leaf areas of the air. By their transpiration, the crops thus support the cooling capacity of the heat exchanger device. By condensing the transpired water of the plant leaves on the at least one pipeline, the air is also deprived of the so-called latent heat.
  • a condensation channel is preferably arranged on the at least one pipeline.
  • the Kondensatrinne can for example (viewed along the direction of gravity) be arranged below the at least one pipe, so that condensation liquid from the at least one pipe can drip into the Kondensatrinne.
  • the condensate drain may be in fluid communication with an irrigation system of the greenhouse.
  • the condensation water collected in the condensate can thus be integrated into the irrigation system of the Greenhouse be initiated so that the condensate can be fed back to the irrigation of the plants.
  • the at least one pipeline of the heat exchanger device is formed, for example, by a spiral ribbed tube, that is, by a tube, on which spiral ribs are arranged.
  • other pipes can be used, for example, so-called Aluhofflrohre or completely differently configured piping. Preference is given to using pipelines which have a comparatively large surface per meter of length in order to be able to ensure efficient heat transfer.
  • a greenhouse may have at least two energy screens for shielding a roof space of the greenhouse from a plant space below the loft.
  • the energy shields can be adjusted relative to each other to shield the roof space in a closed position and to allow in an open position an exchange of air between the roof space and the plant room and in particular to allow a light incidence on the roof of the greenhouse in the plant room.
  • the energy shields are closed at night, so that the air temperature in the loft cools down, but at the same time the temperature in the plant room does not drop above the dimensions.
  • the at least one pipe in the upper position in the region of a gap between the at least two energy shields can be driven to heat the cold air that flows through the gap directly before the air hits the plants.
  • the cold air thus flows around the pipe arranged in the region of the gap between the energy shields and is heated there, so that the introduction of the air does not lead to excessive cooling in the plant space of the greenhouse.
  • the object is also achieved by a method for operating a heat exchanger device for a greenhouse.
  • the heat exchanger device comprises at least one pipeline through which a fluid flows in a cooling operation for removing heat from the greenhouse, and a carrier device for arranging the at least one pipeline in one Glasshouse. It is provided that the carrier device adjusts the at least one pipeline between an upper position and a lower position.
  • the heat exchanger device as described above, optionally operated in a heat mode or a cooling operation.
  • a heat mode a comparatively warm, first fluid flows through the at least one pipeline, while in the cooling mode a comparatively cool, second fluid is passed through the at least one pipeline.
  • FIG. 1 shows a schematic representation of a greenhouse with a heat exchange device arranged thereon; a view of a pipeline of a heat exchanger device; a view of the pipe to a support device in a lower position; a schematic view of a pipeline in the region of a gap between two energy shields of the greenhouse; a schematic plan view of a greenhouse with pipes arranged therein of a heat exchanger device; and another schematic view of a greenhouse with piping disposed therein.
  • Fig. 1 shows a schematic view of a greenhouse 1 for growing plants 4.
  • the plants 4 are arranged in a plant room 1 1, above which is a limited by a roof 10 roof space 100.
  • the plants 4 are arranged in plant channels 3 on a floor 12 of the greenhouse 1.
  • the greenhouse 1 is, as is known per se, configured substantially glass, so that light can substantially unimpeded in the greenhouse 1 and irradiate the plants 4.
  • the greenhouse 1 are several elongated Plant gutters 3, for example, arranged parallel to each other, wherein between the plant channels 3 routes, for example, with parallel to the plant channels 3 extending rails 50 for a vehicle 5, for example, a Hubbewagen for harvesting and maintenance work. With the vehicle 5 can be driven along the routes, so that staff at the plants 4 can perform required work.
  • the greenhouse 1 has a heat exchanger device 2 with a total of three pairs of pipes 20, which are suspended by a carrier device 21 on a support structure 14 above the plant space 1 1 of the greenhouse 1.
  • the pipelines 20 are, as illustrated in FIG. 2, designed as spiral finned tubes with radially extending spiral ribs 200 and extend substantially parallel to the direction of extent of the plant troughs 3.
  • the carrier device 21 has an adjusting device 210 in the form of cables which are attached to a suspension device 21 1 suspended in the form of pulleys on the support structure 14.
  • the pipes 20 can be adjusted between an upper position H2 and a lower position HO.
  • the pipes of the support structure 14 and thus the roof space 100 are directly approximated.
  • the lower position HO are the pipes 20 below the plant channels 3, wherein storage devices 22 are provided for receiving the pipe 20 in the lower position HO to the pipes 20 in the lower position HO side of the routes, especially the side of the Routways arranged rails 50, to be placed so that a vehicle 5 can drive freely from the pipes 20 along the driveways.
  • the pipes 20 can be moved to a middle position H1, in which they are arranged above the plant channels 3, but approximately at the level of the plants 4.
  • the pipelines 20 can each be adjusted differently, wherein it is also conceivable to provide a pairwise adjustment of the pipelines 20, as illustrated in FIG. 1.
  • the heat exchanger device 2 with its pipes 20 can be operated in a cooling mode or a heat mode.
  • cooling operation flows through a comparatively cool fluid, which preferably has a temperature below the dew point of the air in the greenhouse 1, the pipes, wherein in Cooling operation, the pipes 20 are preferably in the upper position H2, so that in the greenhouse 1 rising, warm, moist air, the pipes 20 can flow around.
  • the humidity contained in the air condenses on the pipes 20, so that the air both sensible and latent heat is withdrawn.
  • a comparatively warm fluid flows through the pipelines 20. If the pipelines 20 are in the middle position H1, for example, the air in the area of the plants 4 can be heated in this way, with the pipelines 20 for the thermal operation also being in the lower position HO or the upper position H2.
  • a condensate channel 201 is arranged beneath the pipeline 20 designed as a spiral ribbed tube, wherein the condensate channel 201 is held by holders 202, for example on a pipe section 203 of the pipeline 20 (a plurality of brackets 202 are spaced along the longitudinal direction of the pipeline 20) provided to each other to hold the Kondensatrinne 201 to the pipeline 20).
  • the Kondensatrinne 201 serves to catch a condensation liquid, which is formed by condensation of the humidity of the pipe 20 flowing around the warm, moist air at the pipe 20 and dripping from the pipe 20.
  • the Kondensatrinne 201 can in this case be slightly inclined along its longitudinal direction and, as illustrated in Fig. 6, via one end the collected condensation liquid to a Kondensatsammeirinne 240 lead, which is connected to an irrigation system 24 of the greenhouse 1, so that the condensation liquid in the Irrigation system 24 introduced and thus the plants 4 can be fed back to irrigation.
  • the Kondensatrinne 201 is disposed below the pipe 20.
  • the storage device 22 On a storage surface 221, on which the pipe 20 is placed in the lower position HO, a bead 220, which is formed in such a manner in the storage surface 221 that when the pipe 20 is laid, the Kondensatrinne 201 comes to rest in the bead 220 and thus is received in a protected manner in the bead 220.
  • FIG. 3 As shown schematically in FIG.
  • the conduits 20 are connected to a manifold 23 which can be controlled to pass hot or cool liquid through the conduits 20.
  • the manifold 23 is connected via flexible hoses 23 to the pipes 20, so that the pipes 20 can be adjusted by adjusting the support means 21 relative to the stationary manifold 23.
  • a control device 25 For controlling the distributor 23 and the carrier device 21, a control device 25 is provided, to which one or more sensor devices in the form of a temperature sensor 250 or a light intensity sensor 251 can be connected, which are shown only schematically in FIG.
  • the control device 25 serves to control the carrier device 21 for adjusting the pipelines 20, for example as a function of a measured temperature value, a measured light intensity value or as a function of the (day) time.
  • the control device 25 also serves to control the distributor 23 in order, for example, to guide different fluids through the pipelines 20 as a function of the position of the pipelines 20.
  • the pipes 20 are in particular when they are to serve in a cooling operation for cooling. In this upper position H2, they are surrounded by warm, moist air, so that by heat extraction, the air can be cooled. In order to avoid shading of the plants 4 located in the plant space 1 1, in particular in the early morning hours, the pipes 20 for cooling can only be moved to the upper position H2 in the morning. This has the advantage that no shading takes place in the morning hours when the intensity of the light increases gradually, cooling in these early morning hours generally not being required anyway.
  • the pipelines 20 can be moved to the lower position HO in order to provide for the heating of the greenhouse 1 by releasing heat at night.
  • the pipelines 20 can be moved in this case, for example, in the middle position H1 to provide for a warming of the air directly to the plants 4 and condensation on the plants 4 at Opening of arranged in the greenhouse 1 energy shields 13 to shield the roof space 100 to prevent.
  • the spiral finned tubes can also be moved into the upper position H2 directly under the energy shields 13 to cause dehumidification of the greenhouse 1 in cooling operation by flowing the pipes 20 with cool fluid.
  • energy shields 13 are arranged between the roof space 100 of the greenhouse 1 and the plant space 1 1 for the energetic separation of the roof space 100 from the plant space 11, wherein the energy screens 13 are provided, for example, by a suitable cloth material or the like, along an opening direction O, as shown schematically in Fig. 4, can be moved to energetically complete or release the roof space 100.
  • the energy screens 13 are here in an open position, in which the roof space 100 is not shielded, so that light can enter the plant space 1 1 unhindered.
  • the energy shields 13 are closed, so that heat from the plant room 1 1 can not easily get into the roof space 100.
  • the air in the roof space 100 cools down strongly at night, which means that when the energy shields 13 are opened, cold air flows into the plant space 11 early in the morning.
  • the pipelines 20 may be arranged in their upper position H2 just in the region of a gap 130 between two energy shields 13, as illustrated in FIG when the energy screens 13 are opened, cold air flows through the gap 130 and strikes the pipeline 20 arranged in the region of the gap 130, where the cold air is heated. If the cold air has flowed out of the roof space 100, the energy shields 13 can be completely opened.
  • an adjustment of the pipes can in principle also be made dependent on other criteria.
  • a cooling operation can be provided with closed ventilation, can be enriched in the greenhouse C0 2 to increase the rate of photosynthesis of the plants without the initiated C0 2 can escape through the ventilation.
  • condensate formed on the pipes can in turn be introduced into an irrigation cycle, can also reduce the water consumption in a greenhouse facility of the type described here and the water use efficiency can be increased.
  • a heat exchanger device can be operated both in cooling and in heat mode, it is fundamentally possible to dispense with additional heaters at the bottom of a greenhouse, which can reduce the costs for greenhouse operation.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Soil Sciences (AREA)
  • Greenhouses (AREA)

Abstract

Système d'échangeur de chaleur (2) pour une serre (1), comprenant au moins une conduite (20) parcourue par un fluide lors du fonctionnement en mode refroidissement pour extraire la chaleur de la serre (1), et un dispositif de support (21) servant à agencer ladite au moins une conduite (20) dans une serre (1). Selon l'invention, le dispositif de support (21) est conçu pour régler ladite au moins une conduite (20) de façon à ce qu'elle puisse être réglée entre une position supérieure (H2) et une position inférieure (H0).
PCT/EP2014/068092 2013-08-29 2014-08-26 Système d'échangeur de chaleur pour une serre Ceased WO2015028470A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310217286 DE102013217286B4 (de) 2013-08-29 2013-08-29 Wärmetauschereinrichtung für ein Gewächshaus
DE102013217286.9 2013-08-29

Publications (1)

Publication Number Publication Date
WO2015028470A1 true WO2015028470A1 (fr) 2015-03-05

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WO (1) WO2015028470A1 (fr)

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WO2017013112A1 (fr) * 2015-07-21 2017-01-26 Daniel Kerschgens Dispositif de refroidissement et de condensation pour une serre
CN110419361A (zh) * 2019-08-27 2019-11-08 山东省农业可持续发展研究所 一种智能的基于物联网的新型多功能农业科技大棚
CN111226662A (zh) * 2020-03-18 2020-06-05 昆山市永宏温室有限公司 一种温室半封闭系统

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CN105850604B (zh) * 2016-04-06 2019-04-19 中喜生态产业股份有限公司 一种基于光强控制的大棚自动控温系统
CN105830817B (zh) * 2016-04-06 2019-04-23 中喜生态产业股份有限公司 一种大棚自动控温系统
CN106305240A (zh) * 2016-08-23 2017-01-11 太仓市智威智能科技有限公司 一种植物智能遮阳系统
DE102016014421A1 (de) 2016-12-03 2018-06-07 PAL Aquakultur GmbH Aquaponik- Anlage und Verfahren zum Betreiben einer Aquaponik- Anlage
DE202022001285U1 (de) 2022-05-31 2022-06-24 Dieter Zedow Photovoltaisch betriebene Vorrichtung zur Bewässerung von Pflanzen
EP4289261A1 (fr) * 2022-06-08 2023-12-13 Hofstätter, Helmut Système de chauffage pour cultures végétales
IT202300003612A1 (it) * 2023-02-28 2024-08-28 Veragon S R L Serra di coltivazione di prodotti ortofrutticoli

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WO2017013112A1 (fr) * 2015-07-21 2017-01-26 Daniel Kerschgens Dispositif de refroidissement et de condensation pour une serre
CN107920476A (zh) * 2015-07-21 2018-04-17 D·克施根斯 用于温室的冷却和冷凝装置
AU2016295011B2 (en) * 2015-07-21 2020-08-06 Daniel Kerschgens Cooling and condensation device for a greenhouse
CN107920476B (zh) * 2015-07-21 2020-11-27 D·克施根斯 用于温室的冷却和冷凝装置
US10881053B2 (en) 2015-07-21 2021-01-05 Daniel Kerschgens Cooling and condensation device for a greenhouse
CN110419361A (zh) * 2019-08-27 2019-11-08 山东省农业可持续发展研究所 一种智能的基于物联网的新型多功能农业科技大棚
CN111226662A (zh) * 2020-03-18 2020-06-05 昆山市永宏温室有限公司 一种温室半封闭系统

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