CN117652328B - Tomato plant intelligent cultivation system based on Internet of things - Google Patents
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- 240000003768 Solanum lycopersicum Species 0.000 title claims description 179
- 230000033228 biological regulation Effects 0.000 claims abstract description 97
- 238000005286 illumination Methods 0.000 claims abstract description 49
- 238000004088 simulation Methods 0.000 claims abstract description 38
- 238000003973 irrigation Methods 0.000 claims abstract description 31
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- 230000012010 growth Effects 0.000 claims abstract description 30
- 235000013399 edible fruits Nutrition 0.000 claims description 54
- 238000010438 heat treatment Methods 0.000 claims description 54
- 230000005068 transpiration Effects 0.000 claims description 27
- 238000004422 calculation algorithm Methods 0.000 claims description 26
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- 241000227653 Lycopersicon Species 0.000 abstract 7
- 239000002689 soil Substances 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000003621 irrigation water Substances 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 7
- 230000001737 promoting effect Effects 0.000 description 7
- 230000004907 flux Effects 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 5
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- 238000010672 photosynthesis Methods 0.000 description 3
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- 238000013079 data visualisation Methods 0.000 description 2
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- G—PHYSICS
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- 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
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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
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- A01G9/246—Air-conditioning systems
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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
- A01G9/247—Watering arrangements
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention relates to the technical field of tomato cultivation, and particularly discloses an intelligent tomato plant cultivation system based on the Internet of things, which comprises a three-dimensional data acquisition module, a three-dimensional modeling module, a tomato plant cultivation simulation platform and a display interface; the invention solves the problems that corresponding growth conditions can not be automatically provided for different growth stages of tomato plants and automatic management can not be performed; the greenhouse tomato planting live-action is subjected to three-dimensional modeling, the tomato plant cultivation simulation platform is utilized to simulate the tomato plant cultivation process, the internal structure and plant layout of the greenhouse are convenient to understand intuitively, a user is supported to test and optimize a cultivation scheme in a virtual environment, the trial and error cost is reduced, automatic irrigation and environment regulation are performed, the temperature, the humidity and the illumination intensity in the greenhouse are regulated, the problem of manual management and regulation of plant growth conditions is solved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of tomato cultivation, in particular to an intelligent tomato plant cultivation system based on the Internet of things.
Background
Traditional tomato planting depends on a large amount of manual labor and experience, but interference of seasonal and meteorological factors cannot be avoided, although the traditional intelligent greenhouse can support users to manually adjust environmental parameters to meet the growing environment of tomato plants, different growing stages of the tomato plants cannot be realized, corresponding growing conditions are automatically provided, automatic management is carried out, so that tomatoes always keep the optimal growing state, the quality of tomato fruits is different, and in order to solve the problems, a technical scheme is provided.
Disclosure of Invention
In order to overcome the defects of the prior art, the intelligent tomato plant cultivation system based on the Internet of things provided by the invention has the advantages that the greenhouse tomato planting live-action is subjected to three-dimensional modeling, the tomato plant cultivation simulation platform is utilized to simulate the tomato plant cultivation process, the internal structure and plant layout of a greenhouse are convenient to understand intuitively, the test and optimization cultivation scheme of a user in a virtual environment is supported, the trial-and-error cost is reduced, automatic irrigation and environment regulation are performed, the temperature, humidity and illumination intensity in the greenhouse are regulated and controlled, the problems of manual management and regulation of plant growth conditions are solved, the production efficiency is improved, and the problems in the background technology are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The intelligent tomato plant cultivation system based on the Internet of things comprises a three-dimensional data acquisition module, a three-dimensional modeling module, a tomato plant cultivation simulation platform and a display interface, wherein the tomato plant cultivation simulation platform comprises a tomato plant cultivation simulation unit, an automatic irrigation unit, an automatic environment regulation and control unit, a heating unit and a cooling unit; the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the regulation and control component is used for constructing a regulation and control algorithm, the regulation and control algorithm comprises a temperature regulation and control algorithm, a humidity regulation and control algorithm and an illumination intensity regulation and control algorithm, and the regulation and control algorithm has the formula:
；/>；
；/>；
；/>；
Wherein: Is a temperature regulation value,/> For the currently detected greenhouse temperature,/>Is the temperature adjustment coefficient,/>Is the temperature reference value of the greenhouse,/>Is a humidity control value,/>For the currently detected greenhouse humidity,/>Is the humidity adjustment coefficient,/>Is the humidity reference value of the greenhouse,/>Is the regulation value of illumination intensity,/>For the currently detected greenhouse illumination intensity,/>Adjusting the coefficient for the illumination intensity,/>Is the reference value of illumination intensity of the greenhouse,/>For the average value of fruit mass of tomato plants under different temperature conditions,/>For the average value of tomato plant fruit mass under the proper temperature condition,/>In order to obtain the standard deviation of fruit mass of tomato plant under the condition of proper temperature/>For the average value of fruit mass of tomato plants under different humidity conditions,/>For the average value of fruit mass of tomato plants under the condition of proper humidity,/>For the standard deviation of tomato plant fruit mass under the condition of proper humidity,/>For the average value of fruit quantity of tomato plants under different illumination intensity conditions,/>For the average value of tomato plant fruit quantity under the condition of proper illumination intensity,/>Is the standard deviation of the fruit mass of tomato plants under the condition of proper illumination intensity.
As a further scheme of the invention, the three-dimensional data acquisition module is used for acquiring the image of the target planting field and the building structure of the greenhouse;
The three-dimensional modeling module is used for carrying out three-dimensional modeling on greenhouse tomato plant planting live-action;
the tomato plant cultivation simulation platform is used for simulating tomato plant cultivation, and performing automatic irrigation and environment regulation;
The display interface is used for carrying out data visualization, displaying live-action three-dimensional modeling of tomato plant planting and cultivation simulation of tomato plants in a greenhouse, displaying tomato plant state functions, automatic recording and reporting functions of management operation generation and remote control functions in real time, so that a user can adjust and manage greenhouse environments at any time.
As a further scheme of the invention, the three-dimensional data acquisition module comprises an aerial survey and inclination image acquisition unit, a standard BIM and CAD model conversion unit and a laser radar data acquisition unit.
As a further scheme of the invention, the tomato plant cultivation simulation platform comprises a tomato plant cultivation simulation unit, an automatic irrigation unit, an automatic environment regulation and control unit, a heating unit and a cooling unit, wherein the tomato plant cultivation simulation unit is respectively connected with the automatic irrigation unit and the automatic environment regulation and control unit, and the automatic environment regulation and control unit is respectively connected with the heating unit and the cooling unit.
As a further scheme of the invention, the tomato plant planting simulation unit comprises a growth period management unit, a real-time tomato plant state simulation unit and a periodicity management unit; the growth period management unit is used for monitoring and adjusting climate parameters in the greenhouse, including temperature, humidity and illumination intensity by arranging a temperature sensor, a humidity sensor and an illumination sensor; the real-time tomato plant state simulation unit is used for simulating the state of a tomato plant in real time by arranging a large screen display system in a greenhouse and displaying the change of the height and the fruit state of the tomato plant in different growth periods; the periodicity management unit is used for performing periodicity management of the tomato plants, and a round of pan head, flower and fruit thinning, she Ziyi beating and vine falling are performed every week after the tomato plants are planted.
As a further scheme of the present invention, the periodic management unit is configured to perform periodic management of tomato plants, and perform a round of pan head, flower and fruit thinning, she Ziyi beating and vine dropping each week after planting of tomato plants to ensure that tomato plants maintain an optimal growth state, where the specific steps of the periodic management operation of tomato plants are as follows:
Step A1, pan head (top of trimmed tomato plants): the method is used for controlling the growth height of the tomato plant and promoting the tomato plant to grow more lateral branches;
step A2, thinning flowers and fruits (removing redundant flowers and fruits): the method is used for ensuring that the fruits of each tomato plant can obtain enough nutrients and space, so that the quality of the fruits is improved;
Step A3, threshing (trimming too many leaves): the method is used for ensuring that the tomato plants can obtain enough illumination and ventilation and promoting photosynthesis;
step A4, vine falling (removing excessive lateral branches): is used for controlling the growth direction of tomato plants so as to concentrate on producing fruits.
As a further scheme of the invention, the automatic irrigation unit comprises a tomato plant root system environment detection component, a tomato plant transpiration monitoring component and an automatic irrigation component, wherein the tomato plant root system environment detection component and the tomato plant transpiration monitoring component are respectively connected with the automatic irrigation component.
As a further scheme of the invention, the tomato plant root system environment detection component is used for detecting the matrix water content, the soil conductivity and the soil pH value of the target planting land through a water sensor, a soil conductivity instrument and a PH meter; the tomato plant transpiration monitoring component is used for calculating the tomato plant transpiration; the automatic irrigation component is used for adjusting the proportion of irrigation water according to the soil conductivity and the pH value data provided by the tomato plant root system environment detection component, and adjusting the irrigation water quantity according to the transpiration quantity of the tomato plants and the matrix water content of the target planting land.
As a further scheme of the invention, the tomato plant transpiration monitoring component is used for calculating the tomato plant transpiration, and the formula of the tomato plant transpiration is as follows:
；
Wherein: for tomato plant transpiration,/> Is the crop coefficient of tomato plants,/>Is net radiation,/>Is saturated steam pressure difference,/>Is a psychological constant,/>For soil heat flux,/>For air flux,/>Is the plant transpiration flux.
As a further scheme of the invention, the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the reference value setting component is connected with the regulation and control component, and the regulation and control component is connected with the instruction sending component; the reference value setting component is used for setting the reference value of the temperature, the humidity and the illumination intensity of the greenhouse; the regulation and control assembly is used for constructing a regulation and control algorithm, and the instruction sending assembly is used for sending instructions of the regulation and control assembly.
As a further scheme of the invention, the temperature raising unit comprises a first control component, a ground rail heating component, a top heating component, an inter-plant heating component, a side wall heating component, a heat supply component and an automatic heat preservation curtain, wherein the first control component is respectively connected with the ground rail heating component, the top heating component, the inter-plant heating component, the side wall heating component, the heat supply component and the automatic heat preservation curtain.
As a further scheme of the invention, the cooling unit comprises a second control assembly, an intelligent ventilation and window opening assembly and an automatic sunshade curtain assembly, and the second control assembly is respectively connected with the intelligent ventilation and window opening assembly and the automatic sunshade curtain assembly.
As a further scheme of the invention, the first control component and the second control component are used for controlling the temperature rise and the temperature drop according to the instruction of the automatic environment regulation and control unit; when the temperature regulation value is smaller than the current detected temperature, sending an instruction to the cooling component; when the temperature regulation value is greater than the current detected temperature, sending an instruction to the temperature raising component; when the temperature regulation value is equal to the current detected temperature, no instruction needs to be sent.
The intelligent tomato plant cultivation system based on the Internet of things has the technical effects and advantages that: according to the invention, the three-dimensional modeling is carried out on the greenhouse tomato planting live-action, and the tomato plant cultivation simulation platform is utilized to simulate the tomato plant cultivation process, so that the internal structure and plant layout of the greenhouse can be intuitively understood; the test and the optimization of the cultivation scheme in the virtual environment are supported for the user, so that the trial-and-error cost is reduced; the automatic irrigation and the environment regulation are carried out, the temperature, the humidity and the illumination intensity in the greenhouse are regulated and controlled, the problems of manual management and regulation of plant growth conditions are solved, and the production efficiency is improved; through periodical management operation, real-time simulation and intelligent control, the production efficiency and the fruit quality are expected to be improved in the tomato planting industry, efficient tomato growth and high yield and quality are realized, manual intervention is reduced, and new possibility is brought to agricultural production.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent tomato plant cultivation system based on the internet of things.
Detailed Description
The following description of the embodiments of the present invention will be made in detail, but not necessarily with reference to the accompanying drawings. Based on the technical scheme in the invention, all other technical schemes obtained by a person of ordinary skill in the art without making creative work fall within the protection scope of the invention.
Example 1
As shown in fig. 1, the intelligent tomato plant cultivation system based on the internet of things comprises a three-dimensional data acquisition module, a three-dimensional modeling module, a tomato plant cultivation simulation platform and a display interface, wherein the tomato plant cultivation simulation platform comprises a tomato plant cultivation simulation unit, an automatic irrigation unit, an automatic environment regulation and control unit, a heating unit and a cooling unit; the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the regulation and control component is used for constructing a regulation and control algorithm, the regulation and control algorithm comprises a temperature regulation and control algorithm, a humidity regulation and control algorithm and an illumination intensity regulation and control algorithm, and the regulation and control algorithm has the formula:
；/>；
；/>；
；/>；
Wherein: Is a temperature regulation value,/> For the currently detected greenhouse temperature,/>Is the temperature adjustment coefficient,/>Is the temperature reference value of the greenhouse,/>Is a humidity control value,/>For the currently detected greenhouse humidity,/>Is the humidity adjustment coefficient,/>Is the humidity reference value of the greenhouse,/>Is the regulation value of illumination intensity,/>For the currently detected greenhouse illumination intensity,/>Adjusting the coefficient for the illumination intensity,/>Is the reference value of illumination intensity of the greenhouse,/>For the average value of fruit mass of tomato plants under different temperature conditions,/>For the average value of tomato plant fruit mass under the proper temperature condition,/>In order to obtain the standard deviation of fruit mass of tomato plant under the condition of proper temperature/>For the average value of fruit mass of tomato plants under different humidity conditions,/>For the average value of fruit mass of tomato plants under the condition of proper humidity,/>For the standard deviation of tomato plant fruit mass under the condition of proper humidity,/>For the average value of fruit quantity of tomato plants under different illumination intensity conditions,/>For the average value of tomato plant fruit quantity under the condition of proper illumination intensity,/>Is the standard deviation of the fruit mass of tomato plants under the condition of proper illumination intensity.
The proper temperature range for growing tomato plants is 20-30 ℃, the lowest planting temperature is 10 ℃, and the highest planting temperature is 35 ℃, so that the conditions of different temperatures for planting tomato plants are respectively as follows: 10-20 ℃, 20-30 ℃ and 30-35 ℃; the proper humidity range for the growth of tomato plants is 60% -70%, the lowest planting humidity is 40%, and the highest planting humidity is 80%, so that the conditions of different humidity for the planting of tomato plants are respectively as follows: 40% -50%, 50% -60%, 60% -70% and 70% -80%; the suitable illumination intensity range for the growth of tomato plants is 30000lux-50000lux, the minimum planting illumination intensity is 20000lux, and the maximum planting illumination intensity is 80000lux, so that the conditions of different illumination intensities for the planting of tomato plants are respectively: 20000lux-30000lux, 30000lux-50000lux, 50000lux-60000lux, 60000lux-70000lux, 70000lux-80000lux.
In the embodiment of the invention, the three-dimensional data acquisition module is used for acquiring the image of the target planting field and the building structure of the greenhouse;
The three-dimensional modeling module is used for carrying out three-dimensional modeling on greenhouse tomato plant planting live-action;
the tomato plant cultivation simulation platform is used for simulating tomato plant cultivation, and performing automatic irrigation and environment regulation;
The display interface is used for carrying out data visualization, displaying live-action three-dimensional modeling of tomato plant planting and cultivation simulation of tomato plants in a greenhouse, displaying tomato plant state functions, automatic recording and reporting functions of management operation generation and remote control functions in real time, so that a user can adjust and manage greenhouse environments at any time.
In the embodiment of the invention, the three-dimensional data acquisition module comprises an aerial survey and inclination image acquisition unit, a standard BIM and CAD model conversion unit and a laser radar data acquisition unit.
In the embodiment of the invention, the tomato plant cultivation simulation platform comprises a tomato plant cultivation simulation unit, an automatic irrigation unit, an automatic environment regulation and control unit, a heating unit and a cooling unit, wherein the tomato plant cultivation simulation unit is respectively connected with the automatic irrigation unit and the automatic environment regulation and control unit, and the automatic environment regulation and control unit is respectively connected with the heating unit and the cooling unit.
In the embodiment of the invention, the tomato plant planting simulation unit comprises a growth period management unit, a real-time tomato plant state simulation unit and a periodicity management unit; the growth period management unit is used for monitoring and adjusting climate parameters in the greenhouse, including temperature, humidity and illumination intensity by arranging a temperature sensor, a humidity sensor and an illumination sensor; the real-time tomato plant state simulation unit is used for simulating the state of a tomato plant in real time by arranging a large screen display system in a greenhouse and displaying the change of the height and the fruit state of the tomato plant in different growth periods; the periodicity management unit is used for performing periodicity management of the tomato plants, and a round of pan head, flower and fruit thinning, she Ziyi beating and vine falling are performed every week after the tomato plants are planted.
In the embodiment of the invention, the periodic management unit is used for executing periodic management of tomato plants, and a round of pan head, flower and fruit thinning, she Ziyi beating and vine falling are carried out every week after the tomato plants are planted so as to ensure that the tomato plants keep the optimal growth state, and the specific steps of the periodic management operation of the tomato plants are as follows:
Step A1, pan head (top of trimmed tomato plants): the method is used for controlling the growth height of the tomato plant and promoting the tomato plant to grow more lateral branches;
step A2, thinning flowers and fruits (removing redundant flowers and fruits): the method is used for ensuring that the fruits of each tomato plant can obtain enough nutrients and space, so that the quality of the fruits is improved;
Step A3, threshing (trimming too many leaves): the method is used for ensuring that the tomato plants can obtain enough illumination and ventilation and promoting photosynthesis;
step A4, vine falling (removing excessive lateral branches): is used for controlling the growth direction of tomato plants so as to concentrate on producing fruits.
The growth cycle management unit monitors climate parameters in the greenhouse through deployment sensors, adjusts temperature, humidity and illumination in real time, ensures to provide an optimal growth environment, and can adjust the greenhouse environment through monitoring temperature, humidity and illumination intensity so as to meet the requirements of tomato plants in different growth stages; the real-time tomato plant state simulation unit simulates the state of a tomato plant in real time by arranging a large screen display in a greenhouse, and displays the change of the height and the fruit state of the plant in different growth periods, so that a manager can know the state of the tomato plant in real time conveniently, and can make a timely management decision; the periodical management unit performs periodical management operations including pan head, flower and fruit thinning, she Ziyi beating and vine falling, wherein the pan head operation is used for controlling the growth height of tomato plants, promoting the growth of more side branches and increasing the production area of fruits; the flower thinning operation is used for ensuring that each fruit can obtain enough nutrients and space, so that the quality of the fruit is improved; the threshing operation is used for ensuring that tomato plants can obtain enough illumination and ventilation, promoting photosynthesis and improving yield and quality; the vine-falling operation is used to control the direction of growth of tomato plants so that they can concentrate more effectively on fruit production.
In the embodiment of the invention, the automatic irrigation unit comprises a tomato plant root system environment detection assembly, a tomato plant transpiration monitoring assembly and an automatic irrigation assembly, wherein the tomato plant root system environment detection assembly and the tomato plant transpiration monitoring assembly are respectively connected with the automatic irrigation assembly.
In the embodiment of the invention, the tomato plant root system environment detection component is used for detecting the matrix water content, the soil conductivity and the soil pH value of a target planting field through the water sensor, the soil conductivity instrument and the PH meter; the tomato plant transpiration monitoring component is used for calculating the tomato plant transpiration; the automatic irrigation component is used for adjusting the proportion of irrigation water according to the soil conductivity and the pH value data provided by the tomato plant root system environment detection component, and adjusting the irrigation water quantity according to the transpiration quantity of the tomato plants and the matrix water content of the target planting land.
Monitoring the moisture content of soil through a moisture sensor, and triggering irrigation when the moisture of the soil is reduced to a certain degree; the soil conductivity instrument is used for measuring the conductivity of the soil and reflecting the content of dissolved salt in the soil, and the high conductivity indicates that the soil is too salty and alkaline and needs irrigation adjustment; the PH meter is used for detecting the pH value of the soil; the tomato plant transpiration monitoring component is used for knowing the water demand of the plant by calculating the transpiration of the tomato plant, wherein the high transpiration indicates that the plant needs more water supply; the automatic irrigation component adjusts the proportion of irrigation water according to the water content, the conductivity and the pH value data provided by the tomato plant root system environment detection component, ensures that the water obtained by the plant has proper salinity and pH value, adjusts the irrigation water quantity according to the transpiration quantity of the tomato plant and the water content of the substrate of the target planting field, ensures that the plant can obtain proper water supply in different growth stages, can avoid excessive irrigation or insufficient irrigation by accurately monitoring the water demand and the soil condition of the plant, reduces the waste of water resources and improves the utilization efficiency of the water resources.
In the embodiment of the invention, the tomato plant transpiration monitoring component is used for calculating the tomato plant transpiration, and the formula of the tomato plant transpiration is as follows:
；
Wherein: for tomato plant transpiration,/> Is the crop coefficient of tomato plants,/>Is net radiation,/>Is saturated steam pressure difference,/>Is a psychological constant,/>For soil heat flux,/>For air flux,/>Is the plant transpiration flux.
In the embodiment of the invention, the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the reference value setting component is connected with the regulation and control component, and the regulation and control component is connected with the instruction sending component; the reference value setting component is used for setting the reference value of the temperature, the humidity and the illumination intensity of the greenhouse; the regulation and control assembly is used for constructing a regulation and control algorithm, and the instruction sending assembly is used for sending instructions of the regulation and control assembly.
In the embodiment of the invention, the heating unit comprises a first control component, a ground rail heating component, a top heating component, an inter-plant heating component, a side wall heating component, a heat supply component and an automatic heat preservation curtain, wherein the first control component is respectively connected with the ground rail heating component, the top heating component, the inter-plant heating component, the side wall heating component, the heat supply component and the automatic heat preservation curtain.
In the embodiment of the invention, the cooling unit comprises a second control assembly, an intelligent ventilation and window opening assembly and an automatic sunshade curtain assembly, and the second control assembly is respectively connected with the intelligent ventilation and window opening assembly and the automatic sunshade curtain assembly.
In the embodiment of the invention, the first control component and the second control component are used for controlling the temperature rise and the temperature drop according to the instruction of the automatic environment regulation and control unit; when the temperature regulation value is smaller than the current detected temperature, sending an instruction to the cooling component; when the temperature regulation value is greater than the current detected temperature, sending an instruction to the temperature raising component; when the temperature regulation value is equal to the current detected temperature, no instruction needs to be sent.
The first control component is a main controller of the heating unit and is used for receiving an instruction of the automatic environment regulation unit and judging whether heating is needed according to the temperature regulation value; the ground rail heating assembly is responsible for raising the overall temperature in the greenhouse by heating the ground surface, and is very important for maintaining the soil temperature and promoting the growth of plant root systems; the top heating component is arranged on the heating component at the top of the greenhouse and used for radiating heat energy downwards to improve the air temperature; the inter-plant heating component is heating equipment arranged between plant plants and has the function of providing local heating and heating the space between the plant plants; the side wall heating component is arranged on the heating component of the greenhouse side wall, and the temperature of air is increased by radiating heat energy into the room; the heat supply assembly provides additional heat to the entire greenhouse by heating air or other medium; the automatic thermal insulation curtain is unfolded when the temperature needs to be raised, and is used for reducing outward heat dissipation and keeping the interior of the greenhouse warm.
Example 2
The temperature, the humidity and the illumination intensity in the greenhouse are collected in real time through a growth period management unit of the tomato plant planting simulation unit; the automatic irrigation unit adjusts the proportion of irrigation water according to the soil conductivity and pH value data provided by the tomato plant root system environment detection assembly, and adjusts the irrigation water quantity according to the transpiration quantity of the tomato plants and the matrix water content of the target planting land; the automatic environment regulation and control unit regulates and controls the temperature, the humidity and the illumination intensity in the greenhouse according to the temperature regulation and control algorithm, the humidity regulation and control algorithm and the illumination intensity regulation and control algorithm respectively.
When the temperature regulation value calculated by the temperature regulation algorithm is lower than the current detected temperature, the command sending component sends a heating command to a first control component of the heating unit, and the first control component increases the temperature in the greenhouse by adjusting the ground rail heating component, the top heating component, the inter-plant heating component, the side wall heating component, the heat supply component and the automatic heat preservation curtain; when the temperature regulation value obtained through calculation of the temperature regulation algorithm is higher than the current detected temperature, the command sending component sends a cooling command to the second control component of the cooling unit, and the second control component reduces the temperature in the greenhouse by adjusting the intelligent ventilation opening component and the automatic sunshade curtain component.
According to the embodiment of the invention, the three-dimensional modeling is carried out on the greenhouse tomato planting live-action, and the tomato plant cultivation simulation platform is utilized to simulate the tomato plant cultivation process, so that the internal structure and plant layout of the greenhouse can be intuitively known; the test and the optimization of the cultivation scheme in the virtual environment are supported for the user, so that the trial-and-error cost is reduced; the automatic irrigation and the environment regulation are carried out, the temperature, the humidity and the illumination intensity in the greenhouse are regulated and controlled, the problems of manual management and regulation of plant growth conditions are solved, and the production efficiency is improved; through periodical management operation, real-time simulation and intelligent control, the production efficiency and the fruit quality are expected to be improved in the tomato planting industry, efficient tomato growth and high yield and quality are realized, manual intervention is reduced, and new possibility is brought to agricultural production.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Finally: the foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, alternatives, and alternatives falling within the spirit and scope of the invention.
Claims (4)
1. The intelligent tomato plant cultivation system based on the Internet of things comprises a three-dimensional data acquisition module, a three-dimensional modeling module, a tomato plant cultivation simulation platform and a display interface, and is characterized in that the tomato plant cultivation simulation platform comprises a tomato plant cultivation simulation unit, an automatic irrigation unit, an automatic environment regulation and control unit, a heating unit and a cooling unit; the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the regulation and control component is used for constructing a regulation and control algorithm, the regulation and control algorithm comprises a temperature regulation and control algorithm, a humidity regulation and control algorithm and an illumination intensity regulation and control algorithm, and the regulation and control algorithm has the formula:
；/>；
；/>；
；/>；
Wherein: Is a temperature regulation value,/> For the currently detected greenhouse temperature,/>Is the temperature adjustment coefficient,/>Is the temperature reference value of the greenhouse,/>Is a humidity control value,/>For the currently detected greenhouse humidity,/>Is the humidity adjustment coefficient,/>Is the humidity reference value of the greenhouse,/>Is the regulation value of illumination intensity,/>For the currently detected greenhouse illumination intensity,/>Adjusting the coefficient for the illumination intensity,/>Is the reference value of illumination intensity of the greenhouse,/>For the average value of fruit mass of tomato plants under different temperature conditions,/>For the average value of tomato plant fruit mass under the proper temperature condition,/>In order to obtain standard deviation of fruit mass of tomato plants under the condition of proper temperature,For the average value of fruit mass of tomato plants under different humidity conditions,/>For the average value of fruit mass of tomato plants under the condition of proper humidity,/>For the standard deviation of tomato plant fruit mass under the condition of proper humidity,/>For the average value of fruit quantity of tomato plants under different illumination intensity conditions,/>For the average value of tomato plant fruit quantity under the condition of proper illumination intensity,/>Standard deviation of fruit mass of tomato plants under the condition of proper illumination intensity;
The tomato plant planting simulation unit is respectively connected with the automatic irrigation unit and the automatic environment regulation and control unit, and the automatic environment regulation and control unit is respectively connected with the heating unit and the cooling unit; the automatic irrigation unit comprises a tomato plant root system environment detection assembly, a tomato plant transpiration monitoring assembly and an automatic irrigation assembly, wherein the tomato plant root system environment detection assembly and the tomato plant transpiration monitoring assembly are respectively connected with the automatic irrigation assembly; the tomato plant planting simulation unit comprises a growth period management unit, a real-time tomato plant state simulation unit and a periodic management unit; the growth period management unit is used for monitoring and adjusting climate parameters in the greenhouse, including temperature, humidity and illumination intensity by arranging a temperature sensor, a humidity sensor and an illumination sensor; the real-time tomato plant state simulation unit is used for simulating the state of a tomato plant in real time by arranging a large screen display system in a greenhouse and displaying the change of the height and the fruit state of the tomato plant in different growth periods; the periodic management unit is used for performing periodic management on the tomato plants, and performing one round of pan head, flower and fruit thinning, she Ziyi beating and vine falling every week after the tomato plants are planted; the automatic environment regulation and control unit comprises a reference value setting component, a regulation and control component and an instruction sending component, wherein the reference value setting component is connected with the regulation and control component, and the regulation and control component is connected with the instruction sending component; the reference value setting component is used for setting the reference value of the temperature, the humidity and the illumination intensity of the greenhouse; the regulation and control assembly is used for constructing a regulation and control algorithm, and the instruction sending assembly is used for sending instructions of the regulation and control assembly.
2. The intelligent tomato plant cultivation system based on the internet of things according to claim 1, wherein the heating unit comprises a first control component, a ground rail heating component, a top heating component, an inter-plant heating component, a side wall heating component, a heat supply component and an automatic heat preservation curtain, and the first control component is respectively connected with the ground rail heating component, the top heating component, the inter-plant heating component, the side wall heating component, the heat supply component and the automatic heat preservation curtain.
3. The intelligent tomato plant cultivation system based on the internet of things according to claim 1, wherein the cooling unit comprises a second control assembly, an intelligent ventilation and windowing assembly and an automatic sunshade curtain assembly, and the second control assembly is respectively connected with the intelligent ventilation and windowing assembly and the automatic sunshade curtain assembly.
4. The intelligent cultivation system for tomato plants based on the Internet of things according to claim 1, wherein the first control component and the second control component control heating and cooling according to instructions of the automatic environment regulation and control unit; when the temperature regulation value is smaller than the current detected temperature, sending an instruction to the cooling component; when the temperature regulation value is greater than the current detected temperature, sending an instruction to the temperature raising component; when the temperature regulation value is equal to the current detected temperature, no instruction needs to be sent.
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