CN113099907A - Greenhouse humidity fixed-point control system - Google Patents
Greenhouse humidity fixed-point control system Download PDFInfo
- Publication number
- CN113099907A CN113099907A CN202110369646.7A CN202110369646A CN113099907A CN 113099907 A CN113099907 A CN 113099907A CN 202110369646 A CN202110369646 A CN 202110369646A CN 113099907 A CN113099907 A CN 113099907A
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- Prior art keywords
- air
- greenhouse
- exhaust
- humidity
- control system
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- 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.)
- Pending
Links
- 238000005192 partition Methods 0.000 claims description 17
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 230000012010 growth Effects 0.000 abstract description 5
- 210000000621 bronchi Anatomy 0.000 abstract 1
- 238000009736 wetting Methods 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005068 transpiration Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000029553 photosynthesis Effects 0.000 description 2
- 238000010672 photosynthesis Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
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
- A01G9/14—Greenhouses
-
- 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
- A01G9/241—Arrangement of opening or closing systems for windows and ventilation panels
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
Abstract
The invention discloses a greenhouse humidity fixed-point control system, which comprises: greenhouse base member, controller, humidifier, fan, gas distribution pipe, horizontal baffle and vertical baffle, the horizontal baffle remains certain clearance and forms the room of airing exhaust apart from greenhouse base member bottom, vertical baffle sets up in the room of airing exhaust and with its inside first exhaust passageway and the second passageway of airing exhaust that is located vertical baffle both sides that divide into, the interval is provided with the air intake that is linked together with first exhaust passageway on the horizontal baffle, air intake department is provided with first accuse blast gate respectively, the greenhouse base member outside is provided with the exhaust valve with second passageway intercommunication of airing exhaust, be provided with the admission line between the inlet end of second air exhaust passageway and humidifier, the gas distribution pipe sets up in the bronchus bottom. Through the mode, the greenhouse humidity fixed-point control system disclosed by the invention realizes the fixed-point control of the humidity, meets the growth requirements of partial plants which are fond of wetting, and is flexible to control.
Description
Technical Field
The invention relates to the technical field of greenhouses, in particular to a greenhouse humidity fixed-point control system.
Background
The greenhouse has the characteristics of cold resistance, heating and light transmission, can be used for planting related plants in seasons or regions unsuitable for plant growth or increasing the yield, and is usually used for planting plants such as warm vegetables, flowers and trees in low-temperature seasons.
Plants generally utilize transpiration to absorb water while transporting minerals. Humidity in the greenhouse can affect the growth of plants, if the air humidity is higher, the transpiration of plant leaves can be affected, the transpiration weakening enables the capability of the plants for absorbing and converting nutrients to be reduced, even the leaves are burnt, and the photosynthesis of the plants can be affected; if the air humidity is low and the air is too dry, the plants grow badly and the flowering and fruiting are affected, and some flowers which are wet tend to have the phenomena of light yellow leaf color and even withered leaf edges.
The existing greenhouse usually adopts ventilation to carry out integral moisture removal, but can not carry out fixed-point control of humidity, particularly for some large-scale greenhouses, flowers and trees planted in the greenhouse are numerous, the requirements of different flowers and trees on air humidity are different, the integral ventilation mode is obviously not beneficial to the growth of all plants, the pertinence is poor, and improvement is needed.
Disclosure of Invention
The invention mainly solves the technical problem of providing a greenhouse humidity fixed-point control system, which is used for carrying out fixed-point control on the humidity in a greenhouse and meeting the requirements of different plants on the humidity.
In order to solve the technical problems, the invention adopts a technical scheme that: there is provided a greenhouse humidity setpoint control system comprising: the greenhouse comprises a greenhouse base body, a controller, a humidifier, a fan, an air distribution pipe, a horizontal partition plate and a vertical partition plate, wherein the horizontal partition plate is arranged at the lower part of the greenhouse base body, a certain gap is reserved between the horizontal partition plate and the bottom of the greenhouse base body to form an exhaust chamber, the vertical partition plate is arranged in the exhaust chamber to divide the interior of the exhaust chamber into a first exhaust channel and a second exhaust channel which are positioned at two sides of the vertical partition plate, air inlets communicated with the first exhaust channel are arranged on the horizontal partition plate at intervals, first air control valves are respectively arranged at the air inlets, the fan is arranged on the vertical partition plate to send air flow in the first exhaust channel into the second exhaust channel, an exhaust valve communicated with the second exhaust channel is arranged at the outer side of the greenhouse base body, an air inlet pipeline is arranged between the second exhaust channel and an air inlet end of the humidifier, and an, the air outlet end of the humidifier is provided with an exhaust pipeline extending to the upper portion of the greenhouse base body, the upper portion of the greenhouse base body is provided with a main air pipe which is communicated with the exhaust pipeline and extends along the length direction of the greenhouse base body, branch air pipes which point downwards and correspond to the air inlets in a one-to-one mode are arranged on the main air pipe at intervals, the air distribution pipe is arranged at the bottom of the branch air pipes, a second air control valve is arranged on the branch air pipes, and the controller is connected with the first air control valve, the second air control valve, the exhaust valve, the air inlet valve, the fan and the humidifier respectively for control.
In a preferred embodiment of the invention, a storage rack positioned above the air inlet is arranged in the greenhouse base body, a planting pot is arranged on the storage rack, and a first humidity sensor in linear connection with the controller is arranged on the storage rack.
In a preferred embodiment of the invention, a carbon dioxide sensor is arranged in the greenhouse base body and is in linear connection with the controller.
In a preferred embodiment of the present invention, a third air control valve is disposed on the intake duct.
In a preferred embodiment of the present invention, the air distribution pipe is provided with air discharge holes at intervals.
In a preferred embodiment of the invention, a second humidity sensor is arranged outside the greenhouse base body and is in linear connection with the controller.
In a preferred embodiment of the present invention, a third humidity sensor is disposed in the second exhaust channel and is linearly connected to the controller.
In a preferred embodiment of the present invention, the controller is a single chip.
The invention has the beneficial effects that: the greenhouse humidity fixed-point control system can ventilate, realize the moisture removal of a greenhouse base body, reduce the humidity in the greenhouse base body to a proper level, increase the moisture to the local part through the air distribution pipe, or open the corresponding first air control valve, strengthen the local moisture removal, realize the fixed-point control of the humidity, meet the growth requirements of partial plants which like to be wet, and have flexible control.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic diagram of a greenhouse humidity setpoint control system according to a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention includes:
the greenhouse humidity setpoint control system as shown in fig. 1, comprising: greenhouse base member 8, controller 9, humidifier 7, fan 14, gas distribution pipe 6, horizontal baffle 16 and vertical baffle 13, horizontal baffle 16 sets up the lower part at greenhouse base member 8, horizontal baffle 16 keeps certain clearance and forms the room of airing exhaust apart from greenhouse base member 8 bottom, in this embodiment, vertical baffle 13 sets up in the room of airing exhaust and divide its inside into the first passageway 15 and the second passageway 12 of airing exhaust that are located vertical baffle 13 both sides, fan 14 sets up on vertical baffle 13 and sends into the second passageway 12 of airing exhaust with the air current in the first passageway 15 of airing exhaust, form the negative pressure in first passageway 15 of airing exhaust.
The air inlets 18 are respectively provided with a first air control valve 17, and when the first air control valve 17 is opened, the air near the article placing rack 20 corresponding to the air inlets 18 can be sucked into the first air exhausting channel 15 for fixed-point dehumidifying. An air inlet valve 3 is arranged at the upper part of one side of the greenhouse base body 1, the air inlet valve 3 is opened, and external air is introduced into the greenhouse base body 1 to supplement the air.
An exhaust valve 11 communicated with a second exhaust channel 12 is arranged outside the greenhouse base body 8, and the air in the second exhaust channel 12 can be directly exhausted to the outside by opening the exhaust valve 11. In addition, in the present embodiment, the second exhaust duct 12 is provided with the third humidity sensor 22 linearly connected to the controller 9, so that the air humidity in the second exhaust duct 12 is monitored, which is beneficial to the secondary use of moisture. An air inlet duct 10 is provided between the second exhaust passage 12 and the air inlet end of the humidifier 7, so that the air in the second exhaust passage 12 can be introduced into the humidifier 7 for secondary use, thereby reducing the workload of the humidifier 7.
As shown in fig. 1, an exhaust pipe 5 extending to the upper portion of the inside of the greenhouse base body 8 is arranged at the air outlet end of the humidifier 7, 2 main air pipes 2 communicated with the exhaust pipe and extending along the length direction of the greenhouse base body 8 are arranged at the upper portion of the greenhouse base body 8, the branch air pipes 1 pointing downwards and corresponding to the air inlets 18 one by one are arranged on the main air pipes 2 at intervals, the air distribution pipe 6 is horizontally arranged at the bottom of the branch air pipes 1, the branch air pipes 1 are provided with second air control valves 4, the second air control valves 4 are opened, and moisture enters the air distribution pipe 6.
In addition, the air inlet pipe 10 is provided with a third air control valve, the controller 9 is connected with the third air control valve for controlling, when the exhaust valve 11 is opened, the air in the second exhaust channel 12 can be directly exhausted to the outdoor, and at the moment, the third air control valve is closed. When the humidifier 7 works, the third air control valve is opened, and the exhaust valve 11 can be closed at the same time. In this embodiment, the controller 9 is a single chip microcomputer, and the controller 9 is connected to the first air control valve 17, the second air control valve 4, the exhaust valve 11, the intake valve 3, the blower 14, and the humidifier 7 respectively for control, and performs automatic operation according to a set point humidity setting requirement, thereby improving an automation level.
In this embodiment, the second humidity sensor 21 is linearly connected to the controller 9 outside the greenhouse base body 8 to detect the outside air humidity, and when the outside air humidity is higher than the air humidity in the second exhaust duct 12, the outside air can be sufficiently utilized to supply moisture.
In addition, a carbon dioxide sensor which is linearly connected with the controller 9 is arranged in the greenhouse base body 8 to detect the content of carbon dioxide in the greenhouse base body 8, when the content of carbon dioxide in the greenhouse base body 8 is low in daytime, the exhaust valve 11, the air inlet valve 3 and the fan 14 are opened simultaneously to carry out forced ventilation, carbon dioxide is introduced to meet the requirement of plant photosynthesis, and after the content of carbon dioxide meets the requirement, a humidity fixed-point control mode is switched to.
To the supporter 20 of the high wet plant of part, can open corresponding first accuse blast gate 17 and second accuse blast gate 4 simultaneously, form the convection current of moisture from top to bottom at supporter 20, the high wet environment is built to the fixed point, reduces the influence to the plant on other supporter 20, satisfies the growth needs of various plants.
In conclusion, the greenhouse humidity fixed-point control system provided by the invention realizes the fixed-point control of the humidity in the greenhouse, has high automation degree and meets the growth requirements of different plants.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, or direct or indirect applications in other related fields, which are made by the contents of the present specification, are included in the scope of the present invention.
Claims (8)
1. A greenhouse humidity setpoint control system, comprising: the greenhouse comprises a greenhouse base body, a controller, a humidifier, a fan, an air distribution pipe, a horizontal partition plate and a vertical partition plate, wherein the horizontal partition plate is arranged at the lower part of the greenhouse base body, a certain gap is reserved between the horizontal partition plate and the bottom of the greenhouse base body to form an exhaust chamber, the vertical partition plate is arranged in the exhaust chamber to divide the interior of the exhaust chamber into a first exhaust channel and a second exhaust channel which are positioned at two sides of the vertical partition plate, air inlets communicated with the first exhaust channel are arranged on the horizontal partition plate at intervals, first air control valves are respectively arranged at the air inlets, the fan is arranged on the vertical partition plate to send air flow in the first exhaust channel into the second exhaust channel, an exhaust valve communicated with the second exhaust channel is arranged at the outer side of the greenhouse base body, an air inlet pipeline is arranged between the second exhaust channel and an air inlet end of the humidifier, and an, the air outlet end of the humidifier is provided with an exhaust pipeline extending to the upper portion of the greenhouse base body, the upper portion of the greenhouse base body is provided with a main air pipe which is communicated with the exhaust pipeline and extends along the length direction of the greenhouse base body, branch air pipes which point downwards and correspond to the air inlets in a one-to-one mode are arranged on the main air pipe at intervals, the air distribution pipe is arranged at the bottom of the branch air pipes, a second air control valve is arranged on the branch air pipes, and the controller is connected with the first air control valve, the second air control valve, the exhaust valve, the air inlet valve, the fan and the humidifier respectively for control.
2. The greenhouse humidity fixed-point control system as claimed in claim 1, wherein a rack is provided in the greenhouse base body above the air inlet, a planting pot is provided on the rack, and a first humidity sensor is provided on the rack and is linearly connected to the controller.
3. The greenhouse humidity setpoint control system of claim 1, wherein a third control damper is disposed on the air intake duct.
4. The greenhouse humidity fixed-point control system of claim 1, wherein the air distribution pipe is provided with air vents at intervals.
5. The greenhouse humidity setpoint control system of claim 1, wherein a second humidity sensor is disposed outside the greenhouse base in linear communication with the controller.
6. The greenhouse humidity setpoint control system of claim 1, wherein a third humidity sensor is disposed in the second exhaust channel and is in linear communication with the controller.
7. The greenhouse humidity fixed-point control system of claim 1, wherein the controller is a single-chip microcomputer.
8. The greenhouse humidity setpoint control system of claim 1, wherein a carbon dioxide sensor is disposed within the greenhouse base in linear communication with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110369646.7A CN113099907A (en) | 2021-04-07 | 2021-04-07 | Greenhouse humidity fixed-point control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110369646.7A CN113099907A (en) | 2021-04-07 | 2021-04-07 | Greenhouse humidity fixed-point control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113099907A true CN113099907A (en) | 2021-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110369646.7A Pending CN113099907A (en) | 2021-04-07 | 2021-04-07 | Greenhouse humidity fixed-point control system |
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| CN (1) | CN113099907A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101627707A (en) * | 2009-08-21 | 2010-01-20 | 北京盛阳谷科技有限公司 | Environmental-control type closed greenhouse |
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| CN110050615A (en) * | 2018-01-18 | 2019-07-26 | 张放 | A kind of novel agricultural greenhouse plantation water saving irrigation system |
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| CN110839446A (en) * | 2019-11-12 | 2020-02-28 | 四川大学 | Closed experiment chamber system for simulating deep-field agricultural environment |
| CN111345184A (en) * | 2018-12-21 | 2020-06-30 | 天津市泊鹤农业科技发展有限公司 | Ventilation equipment for greenhouse |
| CN111837760A (en) * | 2020-08-31 | 2020-10-30 | 怀化耀岷汽车货厢制造有限公司 | Planting greenhouse based on intelligent agriculture technology and planting method |
| CN212065095U (en) * | 2019-12-13 | 2020-12-04 | 皮张新 | Greenhouse humidification ventilation equipment for greenhouse cultivation |
| CN212306245U (en) * | 2020-04-10 | 2021-01-08 | 元成环境股份有限公司 | Fern humidification flowerpot cultivated in a pot |
| CN214709089U (en) * | 2021-04-07 | 2021-11-16 | 常熟市佳盛农业科技发展有限公司 | Greenhouse humidity fixed-point control system |
-
2021
- 2021-04-07 CN CN202110369646.7A patent/CN113099907A/en active Pending
Patent Citations (16)
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|---|---|---|---|---|
| CN101627707A (en) * | 2009-08-21 | 2010-01-20 | 北京盛阳谷科技有限公司 | Environmental-control type closed greenhouse |
| CN102318523A (en) * | 2011-05-30 | 2012-01-18 | 中国扬子集团滁州扬子空调器有限公司 | Air conditioner air supply and air return system for plant factory |
| US20180160632A1 (en) * | 2013-12-16 | 2018-06-14 | Maurice Kassenbouw B.V. | Greenhouse and method for climate control in a greenhouse |
| CN105393843A (en) * | 2015-10-30 | 2016-03-16 | 鑫晟(长泰)温室科技有限公司 | Automatic intelligent greenhouse |
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| CN205511189U (en) * | 2016-03-23 | 2016-08-31 | 厦门市天草农业科技有限公司 | Big -arch shelter is planted to gold thread lotus |
| CN110050615A (en) * | 2018-01-18 | 2019-07-26 | 张放 | A kind of novel agricultural greenhouse plantation water saving irrigation system |
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| CN110839446A (en) * | 2019-11-12 | 2020-02-28 | 四川大学 | Closed experiment chamber system for simulating deep-field agricultural environment |
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| CN212306245U (en) * | 2020-04-10 | 2021-01-08 | 元成环境股份有限公司 | Fern humidification flowerpot cultivated in a pot |
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