CN109673499B - Plant aeroponic culture control device and method - Google Patents
Plant aeroponic culture control device and method Download PDFInfo
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- CN109673499B CN109673499B CN201910071771.2A CN201910071771A CN109673499B CN 109673499 B CN109673499 B CN 109673499B CN 201910071771 A CN201910071771 A CN 201910071771A CN 109673499 B CN109673499 B CN 109673499B
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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
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The invention provides a plant aeroponics control device and a method, comprising an aeroponics control box, an aeroponics box, a camera device and a computer; the atomization control box is provided with a controller, the aeroponics box is connected with the atomization control box, the camera shooting equipment is used for collecting images of plants, and the computer is respectively connected with the controller and the camera shooting equipment; the computer acquires the images of the plants according to the camera equipment to obtain the sectional areas of the leaf crowns and the roots of the plants and the parameters of the minimum circumscribed rectangle, calculates the sectional area ratio of the leaf crowns and the roots and the area ratio of the minimum circumscribed rectangle, and sends the calculation result to the controller, and the controller controls the fog output of the atomization control box. The invention is based on the plant aeroponics spray control of the root-crown ratio, is particularly suitable for the aeroponics spray control of the leafy vegetables, can not only finish the traditional aeroponics operation, but also calculate the corresponding regulating strategy according to the growth state of the vegetables, solves the condition that the roots of the leafy vegetables are over-developed and the leaves are less in the aeroponics, and controls the growth of the roots and the crowns to a certain extent.
Description
Technical Field
The invention belongs to the field of agricultural engineering research, and particularly relates to a plant aeroponic culture control device and method.
Background
Today, soilless culture has become one of the important directions of agricultural development, and aeroponic culture is the most advanced soilless culture technology at present. Compared with water culture, the method can save a large amount of energy and reduce the discharge and waste of water and nutrient solution, and can control the spread of diseases; the root system of the aeroponics vegetables is suspended in the air and is fully contacted with the air, so that the metabolic absorption rate of the root of the vegetables to nutrition and moisture is greatly improved, and the regeneration physiology of the root system is exerted to the maximum extent. The method brings convenience to the production of root-drug vegetables, but has no obvious effect on the production of non-root-drug crops, and the leaf crown of aeroponic crops has a small difference compared with hydroponic crops. Therefore, in order to control the growth of the roots of crops to a certain extent, improve the proportion of leaf crowns and realize large-scale production of non-root crops, the invention provides a fog irrigation control device which can be further researched and believes that the cultivation mode of fog cultivation can be widely applied to the non-root crops along with the development of agricultural technology.
Disclosure of Invention
The invention provides a plant aeroponics control device based on a root-cap ratio, which is particularly suitable for the aeroponics and spray control of leafy vegetables, can complete the traditional aeroponics operation, can calculate a corresponding regulating strategy according to the growth state of the vegetables, changes the sizes of the leaf caps and roots of the vegetables to a certain degree, solves the problem that the roots of the leafy vegetables are excessively developed and the leaves are less in aeroponics, and controls the growth vigor of the roots and the caps to a certain degree.
The technical scheme of the invention is as follows:
a plant aeroponic culture control device comprises
The atomization control box is provided with a controller;
the aeroponic culture box is connected with the atomization control box;
the camera shooting device is used for collecting images of plants;
and a computer; the computer is respectively connected with the controller and the camera equipment; the computer acquires the images of the plants according to the camera equipment to obtain the sectional areas of the leaf crowns and the roots of the plants and the parameters of the minimum circumscribed rectangle, calculates the sectional area ratio of the leaf crowns and the roots and the area ratio of the minimum circumscribed rectangle, and sends the calculation result to the controller, and the controller controls the mist conveying amount of the atomizing control box.
In the scheme, the device further comprises a humidifier and a humidity sensor;
the humidifier is communicated with the aeroponic culture box; the humidity sensor is used for detecting the humidity of the aeroponic culture box;
the controller is respectively connected with the humidity sensor and the humidifier.
In the scheme, the device also comprises a ventilation fan;
the ventilation fan is arranged on the side wall of the aeroponic culture box;
the ventilation fan is connected with the controller.
Further, a recovery tank and an inclined plate are arranged in the aeroponic culture box;
the recycling tank is positioned at the bottom of the aeroponic culture box, and the inclined plate is obliquely arranged on the recycling tank;
and a water inlet pipe of the humidifier is connected with the recovery tank.
In the above scheme, the device further comprises a telescopic rod and a bracket;
the support mounting is on the aeroponics case, the telescopic link can slide and install on the support to both ends, and the other end is connected with camera equipment.
In the above scheme, the aeroponic culture box is made of transparent materials.
A control method using the plant aeroponic culture control device comprises the following steps:
the camera equipment collects images of plants and sends the images to the computer;
the computer processes the image to obtain the sectional area of the plant leaf crown and the root and the parameter of the minimum circumscribed rectangle, the sectional area ratio of the leaf crown and the root and the area ratio of the minimum circumscribed rectangle are calculated, the calculation result is sent to the controller, and the controller controls the fog output of the atomization control box.
In the scheme, when the ratio of the sectional areas of the blade shroud and the root or the ratio of the area of the minimum circumscribed rectangle of the blade shroud and the root is smaller than a parameter x and the ratio of the long axis is smaller than y, the computer controls the mist output of the atomizing control box to be increased by M times through the controller;
when the area ratio is smaller than the parameter x and the long axis ratio is larger than y, the computer controls the mist output of the atomization control box to increase by N times through the controller, and N is less than M;
when the area ratio is larger than the parameter x and the long axis ratio is smaller than y, the computer controls the mist conveying amount of the atomization control box to be reduced to K times of the original mist conveying amount through the controller;
when the area ratio is larger than the parameter x and the long axis ratio is larger than y, the mist conveying amount is reduced to L times of the original mist conveying amount, wherein L is less than K.
In the above scheme, the method further comprises the humidity control step: the humidity sensor detects the humidity of the aeroponics box and transmits the humidity to the controller, and the controller controls the humidifier to work according to the humidity information.
In the above scheme, the method further comprises the step of controlling oxygen: the controller controls the ventilation fan to work regularly.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the fog output is determined according to the collected plant images and the conditions of the processed leaf crowns and roots, so that the problem that the vegetable root system is over-developed and the leaves are less in fog culture can be solved to a certain extent, and the problems of sufficient oxygen supply and water shortage of the root system in fog culture are solved, thereby promoting the growth of the leaf crowns.
2. The invention also controls the humidity of the aeroponic culture box through the humidifier; the humidifier can be installed in the aeroponics box and humidifies the liquid recovered by the recovery tank and the inclined plate.
3. The invention also controls the oxygen of the aeroponic box at regular time through the ventilation fan.
4. The camera shooting equipment can move up and down left and right through the telescopic rod and the support, and collects images of leaf crowns and roots during plant growth.
5. The aeroponic culture box is made of transparent materials, so that the growth condition of the plant roots can be observed conveniently.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a front view of the structure of an embodiment of the present invention.
Fig. 2 is a right side view of an aeroponic cabinet according to an embodiment of the invention.
FIG. 3 is a hardware block diagram of an embodiment of the invention.
FIG. 4 is a flowchart of a spray amount control process according to an embodiment of the present invention.
FIG. 5 is a diagram illustrating image processing according to an embodiment of the present invention.
In the figure: 1-atomization control box, 2-display controller, 3-fog transmission pipe, 4-camera equipment, 12-telescopic rod, 5-planting hole, 6-aeroponics box, 7-transparent plate, 8-humidity sensor, 9-ventilation fan, 13-humidifier, 10-bracket, 11-recovery tank, 14-computer, 15-inclined plate and 16-wire.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Fig. 1 and 2 show an embodiment of the plant aeroponic cultivation control device of the invention, which comprises an aeroponic control box 1, an aeroponic box 6, a camera 4 and a computer 14; the atomization control box 1 is provided with a controller 2; the atomization culture box 6 is connected with the atomization control box 1; the camera device 4 is used for collecting images of plants; the computer 14 is respectively connected with the controller 2 and the camera 4; the computer 14 acquires the images of the plants according to the camera 4 to obtain the sectional areas of the leaf crowns and the roots of the plants and the parameters of the minimum circumscribed rectangle, calculates the sectional area ratio of the leaf crowns and the roots and the area ratio of the minimum circumscribed rectangle, and sends the calculation result to the controller 2, and the controller 2 controls the mist conveying amount of the atomizing control box 1.
The plant aeroponic cultivation control device also comprises a humidifier 13 and a humidity sensor 8; the humidifier 13 is communicated with the aeroponic culture box 6; the humidity sensor 8 is used for detecting the humidity of the aeroponic culture box 6 and transmitting the humidity to the controller 2, and the controller 2 controls the humidifier 13 to work. Preferably, a recovery tank 11 and an inclined plate 15 are arranged in the aeroponic culture box 6; the recycling tank 11 is positioned at the bottom of the aeroponic culture box 6, and the inclined plate 15 is obliquely arranged on the recycling tank 11; the inlet pipe of the humidifier 13 is connected with the recovery tank 11. The humidifier 13 may be installed in the aeroponic culture tank, and the liquid recovered by the recovery tank 11 and the inclined plate 15 is humidified by the controller 2 according to the humidity condition in the aeroponic culture tank 6.
The plant aeroponic cultivation control device also comprises an air fan 9; the ventilation fan 9 is arranged on the side wall of the aeroponic culture box 6; the controller 2 is connected with a ventilation fan 9; the controller 2 controls the ventilation fan 9 to ventilate the aeroponic culture box 6 at regular time.
Preferably, the device further comprises a telescopic rod 12 and a bracket 10; the support 10 is installed on the aeroponic culture box 6, one end of the telescopic rod 12 is slidably installed on the support 10, and the other end of the telescopic rod is connected with the camera 4. The camera device can move up and down left and right through the telescopic rod 12 and the support 10, so that the camera device 4 can shoot pictures of roots and leaf crowns of any one plant of vegetables in the growth process.
The aeroponics box 6 is made of transparent materials, and the growth condition of the plant roots is convenient to observe.
A control method according to the plant aeroponic control device, comprising the following steps:
the camera device 4 collects images of plants and sends the images to the computer 14;
the computer 14 processes the image to obtain the sectional area of the plant leaf crown and the root and the parameter of the minimum circumscribed rectangle, calculates the sectional area ratio of the leaf crown and the root and the area ratio of the minimum circumscribed rectangle, and sends the calculation result to the controller 2, and the controller 2 generates a control instruction of mist conveying quantity according to the calculation result and controls the mist conveying quantity of the atomizing control box 1.
The controller 2 generates a control instruction of the mist conveying amount according to the calculation result, and specifically comprises the following steps:
when the ratio of the sectional areas of the tip shroud and the root or the ratio of the area of the minimum circumscribed rectangle of the tip shroud and the root is smaller than a parameter x and the ratio of the long axis is smaller than y, the computer 14 controls the mist output of the atomization control box 1 to be increased by M times through the controller 2;
when the area ratio is smaller than the parameter x and the long axis ratio is larger than y, the computer 14 controls the mist output of the atomization control box 1 to increase by N times through the controller 2, and N is less than M;
when the area ratio is larger than the parameter x and the long axis ratio is smaller than y, the computer 14 controls the mist conveying amount of the atomization control box 1 to be reduced to K times of the original mist conveying amount through the controller 2;
when the area ratio is larger than the parameter x and the long axis ratio is larger than y, the mist conveying amount is reduced to L times of the original mist conveying amount, wherein L is less than K.
The control method further includes a humidity control step of: the humidity sensor 8 detects the humidity of the aeroponic culture box 6 and transmits the humidity to the controller 2, and the controller 2 controls the humidifier 13 to work according to the humidity information.
The control method further comprises an oxygen control step: the controller 2 controls the ventilation fan 9 to work regularly, the box body of the aeroponics box 6 is preferably relatively long and narrow, the air content is low, the ventilation fan 13 controls the air circulation, and the oxygen content in the air is controlled to a certain degree.
As shown in fig. 3, the image is collected by the camera 4 and sent to the computer 14, the image is processed by the computer 14, and then the required information is sent to the controller 2, and the controller 2 correspondingly controls the atomization control box 1; the humidifier 13 is simply switched on and off for the measurement of humidity by the controller 2; the ventilation fan 9 is turned on and off only by timing by the controller 2.
As shown in fig. 4, which is an embodiment of the method, the plant is leaf vegetable, and the specific steps are as follows:
starting an initialization program, judging whether the number of days reaches the set number, if so, acquiring and processing images, judging whether the area ratio or the sectional area ratio of an outermost rectangle is smaller than a parameter x, judging the long-axis ratio, and finally giving four spray volume settings. The first method comprises the following steps: when the area ratio is smaller than the parameter x and the long axis ratio is smaller than y, the mist conveying quantity is increased by 2 times; and the second method comprises the following steps: when the area ratio is smaller than the parameter x and the long axis ratio is larger than y, the mist conveying quantity is increased by 1.5 times; and the third is that: when the area ratio is larger than the parameter x and the long axis ratio is smaller than y, the mist conveying quantity is reduced to 0.8 time of the original quantity; and fourthly: when the area ratio is larger than the parameter x and the long axis ratio is larger than y, the mist conveying amount is reduced to 0.6 time of the original amount.
The atomization control box 1 determines the spray amount through the controller 2, and the increase of the spray amount can effectively increase the adhesion amount of root system fog drops, so that the root surface area for absorbing oxygen is reduced to reduce the inhalation amount of the oxygen; the reduction of the spraying amount can effectively reduce the adhesion amount of root system fog drops, thereby increasing the surface area of roots absorbing oxygen to increase the inhalation amount of the oxygen.
As shown in fig. 5, the images of the group (1) are subjected to gradation processing on the images of the leaf caps and roots of the leafy vegetables, the image of the group (2) is divided, and the image of the group (3) is subjected to edge detection.
Wherein, a and b are the length and width of the minimum circumscribed rectangle of the blade shroud, and c and d are the length and width of the minimum circumscribed rectangle of the root.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein may be combined as suitable to form other embodiments, as will be appreciated by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (7)
1. A plant aeroponic culture control device is characterized by comprising
The atomization control box (1), the atomization control box (1) is provided with a controller (2);
the aeroponic culture box (6), the aeroponic culture box (6) is connected with the atomization control box (1);
the camera equipment (4), the camera equipment (4) is used for collecting images of plants;
and a computer (14); the computer (14) is respectively connected with the controller (2) and the camera equipment (4); the computer (14) acquires images of plants according to the camera equipment (4) to obtain sectional areas of the leaf crowns and the roots of the plants and parameters of a minimum circumscribed rectangle, calculates the sectional area ratio of the leaf crowns and the roots and the area ratio of the minimum circumscribed rectangle, and sends a calculation result to the controller (2), wherein the controller (2) controls the mist conveying amount of the atomizing control box (1);
the humidifier also comprises a humidifier (13) and a humidity sensor (8); the humidifier (13) is communicated with the aeroponic culture box (6); the humidity sensor (8) is used for detecting the humidity of the aeroponic box (6); the controller (2) is respectively connected with the humidity sensor (8) and the humidifier (13);
also comprises a ventilation fan (9); the ventilation fan (9) is arranged on the side wall of the aeroponic culture box (6); the ventilation fan (9) is connected with the controller (2).
2. The plant aeroponic control device according to claim 1, characterized in that a recovery tank (11) and a sloping plate (15) are arranged in the aeroponic tank (6);
the recycling tank (11) is positioned at the bottom of the aeroponic culture box (6), and the inclined plate (15) is obliquely arranged on the recycling tank (11);
and a water inlet pipe of the humidifier (13) is connected with the recovery tank (11).
3. The plant aeroponic cultivation control device according to claim 1, further comprising a telescopic rod (12) and a bracket (10);
the support (10) is installed on the aeroponics box (6), the telescopic rod (12) can slide towards two ends and is installed on the support (10), and the other end of the telescopic rod is connected with the camera equipment (4).
4. The plant aeroponic control device according to claim 1, characterised in that the aeroponic tank (6) is made of transparent material.
5. A control method using the plant aeroponic cultivation control device of any one of claims 1 to 4, characterized by comprising the steps of:
the camera equipment (4) collects images of plants and sends the images to the computer (14);
the computer (14) processes the image to obtain the sectional area of the plant leaf crown and the root and the minimum circumscribed rectangle parameter, calculates the sectional area ratio of the leaf crown and the root and the area ratio of the minimum circumscribed rectangle, and sends the calculation result to the controller (2), the controller (2) generates a control instruction of mist conveying quantity according to the calculation result, and controls the mist conveying quantity of the atomizing control box (1);
when the sectional area ratio of the tip shroud to the root or the area ratio of the minimum circumscribed rectangle of the tip shroud to the root is smaller than a parameter x and the long axis ratio is smaller than y, the computer (14) controls the mist output of the atomization control box (1) to be increased by M times through the controller (2);
when the area ratio is smaller than the parameter x and the long axis ratio is larger than y, the computer (14) controls the mist output of the atomization control box (1) to increase by N times through the controller (2), and N is smaller than M;
when the area ratio is larger than the parameter x and the long axis ratio is smaller than y, the computer (14) controls the mist conveying amount of the atomization control box (1) to be reduced to K times of the original mist conveying amount through the controller (2);
when the area ratio is larger than the parameter x and the long axis ratio is larger than y, the mist conveying amount is reduced to L times of the original mist conveying amount, wherein L is less than K.
6. The control method according to claim 5, further comprising a humidity control step of: the humidity sensor (8) detects the humidity of the aeroponic culture box (6) and transmits the humidity to the controller (2), and the controller (2) controls the humidifier (13) to work according to the humidity information.
7. The control method according to claim 5, further comprising an oxygen control step of: the controller (2) controls the ventilation fan (9) to work at regular time.
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| CN201910071771.2A CN109673499B (en) | 2019-01-25 | 2019-01-25 | Plant aeroponic culture control device and method |
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| CN103913941A (en) * | 2012-12-31 | 2014-07-09 | 林建斌 | Stereoscopic plant shooting apparatus |
| CN204482610U (en) * | 2015-02-09 | 2015-07-22 | 浙江农林大学 | Plant root growth real time monitoring apparatus |
| CN105660348A (en) * | 2016-03-09 | 2016-06-15 | 苏州科技学院 | Ultrasonic atomization intelligent spray cultivation device based on internet |
| CN206602977U (en) * | 2017-03-03 | 2017-11-03 | 马雨欣 | A kind of family oriented ultrasonic fog trains device |
| CN208064001U (en) * | 2018-02-28 | 2018-11-09 | 北京农业信息技术研究中心 | One plant growth network push device |
| CN208175670U (en) * | 2018-03-30 | 2018-12-04 | 杭州电子科技大学 | A kind of mist training device based on image recognition |
| CN208129135U (en) * | 2018-05-03 | 2018-11-23 | 山西省农业科学院果树研究所 | One planting fruit-trees is atomized culture apparatus |
| CN108934345B (en) * | 2018-06-13 | 2020-11-10 | 义乌市凡特塑料制品有限公司 | Device for automatically releasing materials according to plant size |
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