CN110235588B - Irrigation and fertilization system based on cloud computing technology - Google Patents
Irrigation and fertilization system based on cloud computing technology Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/047—Spraying of liquid fertilisers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0025—Mechanical sprayers
- A01M7/0032—Pressure sprayers
- A01M7/0042—Field sprayers, e.g. self-propelled, drawn or tractor-mounted
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/02—Agriculture; Fishing; Mining
Abstract
The invention discloses an irrigation and fertilization system based on a cloud computing technology, which comprises a data acquisition module, a data analysis module, a controller, a signal execution module, a pesticide amount analysis module, a pesticide amount acquisition module, a pesticide adding action module, a concentration acquisition module and a signal indication module, wherein the data acquisition module is used for acquiring pesticide amount; the invention firstly generates each signal according to the plant growth information before spraying and fertilizing, and controls the spraying and fertilizing equipment to work according to the signals so as to adjust to the proper spraying and fertilizing position and spraying and fertilizing amount to achieve the purpose of improving the spraying and fertilizing effect, and simultaneously performs formulated analysis on the spraying and fertilizing amount, the pesticide residue and the weather temperature condition together to judge whether pesticide is added or not, and combines the concentration change caused by the weather temperature condition in a pesticide adding liquid storage tank with the growth information of the plants at the moment to reasonably control the pesticide adding amount and the pesticide adding amount so as to enable the growth rate and the nutrition ratio of each plant to be more balanced.
Description
Technical Field
The invention relates to the technical field of irrigation and fertilization systems, in particular to an irrigation and fertilization system based on a cloud computing technology.
Background
The process of fertilizer entering the field along with irrigation water is called fertigation, i.e. the fertilizer is applied to the plants according to the nutrient requirements and climatic conditions of each stage of plant growth while drip irrigation or underground drip irrigation is carried out. And the irrigation and fertilization can be roughly divided into three categories of ground irrigation, subsurface irrigation and injection irrigation.
In the document with the publication number of CN108934366A, rainfall information is detected only according to a weather sensing device, and the controller controls the automatic door to open so as to collect rainwater, and simultaneously, the controller controls the irrigation electromagnetic valve and the fertilization electromagnetic valve to open according to soil moisture, so as to irrigate and fertilize the soil to be irrigated at proper time; when the system is combined with the existing irrigation and fertilization system, the spraying and fertilization position and the fertilization amount are still difficult to be adjusted in a targeted manner according to the plant growth condition before spraying and fertilization, so that the spraying and fertilization effect is improved; and the fertilizing amount and the medicament allowance are difficult to be considered together with the influence caused by medicament volatilization caused by weather factors, and the medicament and water are reasonably added by combining the plant growth condition and the medicament concentration at the moment, so that the growth rate and the nutrition ratio of each plant are more balanced.
In order to solve the above-mentioned drawbacks, a technical solution is now provided.
Disclosure of Invention
The invention aims to provide an irrigation and fertilization system based on a cloud computing technology, which is characterized in that signals are generated according to plant growth information before spraying and fertilization, spraying and fertilization equipment is controlled to work according to the signals so as to adjust to a proper spraying and fertilization position and a proper spraying and fertilization amount, the purpose of improving the spraying and fertilization effect is achieved, meanwhile, the spraying and fertilization amount, the pesticide residue and the weather temperature condition are subjected to formulated analysis together to judge whether pesticide is added or not, and concentration change caused by the weather temperature condition in a pesticide adding liquid storage tank is combined with the plant growth information at the moment so as to reasonably control the pesticide adding amount and the water adding amount, so that the growth rate and the nutrition ratio of each plant are more balanced.
The technical problems to be solved by the invention are as follows:
(1) the method is used for adjusting the spraying and fertilizing position and the fertilizing amount in a targeted manner according to the plant growth condition before spraying and fertilizing so as to improve the spraying and fertilizing effect;
(2) how to consider the fertilizing amount and the influence caused by medicine volatilization caused by the weather factors together with the medicine allowance through an effective mode, and reasonably add medicine and water by combining the plant growth condition and the medicine concentration at the moment so as to enable the growth rate and the nutrition ratio of each plant to be more balanced.
The purpose of the invention can be realized by the following technical scheme:
an irrigation and fertilization system based on a cloud computing technology comprises a data acquisition module, a data analysis module, a controller, a signal execution module, a pesticide amount analysis module, a pesticide amount acquisition module, a pesticide adding action module, a concentration acquisition module and a signal indication module;
the data acquisition module is used for acquiring growth information of plants in real time and transmitting the growth information to the data analysis module, and the growth information comprises plant height data, plant length data and plant width data and is acquired by the distance sensor;
after receiving the real-time growth information, the data analysis module starts to perform signal analysis operation to obtain a low pesticide spraying signal, a high pesticide spraying signal, a low stretching amount signal, a medium stretching amount signal, a high lower angle signal, a low upper angle signal and a double middle angle signal, and transmits the signals to the signal execution module through the controller;
the signal execution module controls an electric motor in the spraying and fertilizing equipment to rotate after receiving real-time high-lower angle signals, low-upper angle signals or double-middle angle signals, the electric motor drives a threaded rod to rotate, the threaded rod drives a threaded sleeve to move through a sliding block, the threaded sleeve drives an electric nozzle to move to a preset position through a second electric push rod and a liquid storage tank, and simultaneously controls a first electric push rod in the spraying and fertilizing equipment to work, when the first electric push rod moves to the preset position step by step, the first electric push rod drives a telescopic spring to generate elastic deformation step by step, drives the liquid storage tank to move step by step according to the elastic force of the telescopic spring, and drives the electric nozzle to move to the preset angle step by step through the liquid storage tank;
the signal execution module controls a second electric push rod in the spraying and fertilizing equipment to work after receiving a real-time low-extension signal, a real-time middle-extension signal or a real-time high-extension signal, and the second electric push rod drives the electric nozzle to move to a preset position by the liquid storage tank when gradually moving to the preset position;
after the signal execution module receives a real-time low pesticide spraying signal or a real-time high pesticide spraying signal, an electric nozzle in the spraying and fertilizing equipment is controlled to work, and the electric nozzle is used for spraying the pesticide in the liquid storage tank for a specified time;
the signal execution module also transmits the specified duration of the medicine ejection of each plant to the medicine amount analysis module;
the drug quantity acquisition module is used for acquiring drug reserve information in real time and transmitting the drug reserve information to the drug quantity analysis module, and the drug reserve information comprises drug temperature data and drug residue data which are acquired by the temperature sensor and the liquid level sensor respectively;
after receiving the real-time medicine spraying designated time of each plant, the medicine amount analysis module carries out medicine adding judgment operation together with the reserve information to obtain a medicine adding signal and a constant signal, and the medicine adding signal is transmitted to the medicine adding action module, and the constant signal is not subjected to any transmission processing;
the system comprises a concentration acquisition module, a dosing action module, a signal indication module, a concentration sensor and a data acquisition module, wherein the dosing action module is used for acquiring the internal concentration data of the liquid storage tank corresponding to a dosing signal from the concentration acquisition module after receiving the real-time dosing signal, the concentration acquisition module is used for acquiring the internal concentration data of the liquid storage tank in real time and acquiring the internal concentration data by the concentration sensor, and meanwhile, the concentration acquisition module is used for extracting the growth information of plants corresponding to the dosing signal from the data acquisition module and carrying out liquid injection processing operation together to obtain a high water injection quantity signal, a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal which are transmitted to the signal indication module together;
the signal indication module controls the first electromagnetic valve and the second electromagnetic valve to be opened for a specified time according to a high water injection quantity signal, a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal which are received in real time, and then reasonable water and liquid guiding quantities can be obtained according to the actual conditions of each liquid storage tank and each plant, so that the growth rate and the nutrition ratio of each plant are more balanced.
Further, the specific steps of the signal analysis operation are as follows:
the method comprises the following steps: acquiring real-time growth information, and respectively marking plant height data, plant length data and plant width data of each plant before spraying a pesticide as Qi, Wi and E i, wherein i is 1.. n, and Qi, Wi and Ei are in one-to-one correspondence, namely Q1, W1 and E1 when i is 1 are respectively expressed as plant height data, plant length data and plant width data of a first plant before spraying the pesticide;
step two: first, according to the formula Qi Wi Ei,n, obtaining the growth circumference coefficient of each plant before spraying the pesticide; then according to the formula
Obtaining the dimension width coefficient of each plant before spraying the pesticide; finally according to the formula
Determining the spray angle coefficient of each plant before spraying, wherein q i, wi and e i are in one-to-one correspondence, namely q1, w1 and e1 respectively represent the growth circumference coefficient, the dimensional width coefficient and the spray angle coefficient of the first plant before spraying when i is 1;
step three: when q i is greater than or equal to a preset value a, a low spraying signal is generated, otherwise a high spraying signal is generated, namely, the spraying amount of the electric nozzle is controlled according to the approximate volume condition of the plant, so that the generation conditions of all plants are consistent; when the requirements that Wi is larger than or equal to a preset value b and Wi and E i are both larger than or equal to a preset value c are met, a low stretching signal is generated, when the requirements that Wi is smaller than the preset value b and Wi and E i are both smaller than the preset value c, a high stretching signal is generated, and under other conditions, a middle stretching signal is generated, namely, the spraying distance between the electric nozzle and the electric nozzle is controlled according to the approximate front-back and left-right length conditions of the plant, so that the medicine is prevented from being shielded by branches of the plant when sprayed out, and atomization and dispersity are influenced; when e i is greater than or equal to a preset value d and Qi is greater than or equal to a preset value e, a high-angle signal is generated, when e i is smaller than the preset value d and Qi is smaller than the preset value e, a low-angle signal is generated, and under other conditions, double-medium-angle signals are generated, namely, the spraying angle and height of the electric nozzle are controlled according to the combination of the approximate front-back, left-right coverage area condition and the height condition of the plant, so that the absorption utilization rate between the medicine and the plant is improved.
Further, the specific steps of the dosing judgment operation are as follows:
the method comprises the following steps: acquiring the specified time length of medicine spraying of each plant for spraying medicine in real time, calibrating the specified time length as Ri, i-1.. n, namely R1 when i is 1 represents the specified time length of medicine spraying of the first plant for spraying medicine, acquiring the reserve information of the spraying medicine in real time, calibrating the medicine temperature variation data of the first three hours of the spraying medicine corresponding to each plant as T i, i-1.. n, and calibrating the medicine residual data of the spraying medicine corresponding to each plant as Yi, i-1.. n, wherein Ri, Ti and Yi are all in one-to-one correspondence, namely T1 and Y1 when i is 1 represent the medicine temperature variation data of the first three hours of the spraying medicine corresponding to the first plant and the medicine residual data of the spraying medicine corresponding to the first plant respectively;
step two: ri, T i and Yi are sequentially given weight values r, t and y, y is larger than t and r + t + y is 1, then according to a formula Ui Ri r + Ti t-Yi y, i is 1.
Further, the injection treatment operation comprises the following specific steps:
the method comprises the following steps: acquiring internal concentration data of the liquid storage tanks corresponding to the dosing signal, designating the internal concentration data of each liquid storage tank as Pa, a-1.. n, namely P1 when a is 1 as the internal concentration data of a first liquid storage tank, and simultaneously acquiring growth information of plants corresponding to the dosing signal, designating plant height data, plant length data and plant width data of each plant therein as Sa, Da and Fa respectively, a being 1.. n, and respectively designating the Pa, the Sa, the Da and the Fa in one-to-one correspondence, namely S1, D1 and F1 when a is 1 as the plant height data, the plant length data and the plant width data of a first plant;
step two: first according to the formula
And obtaining the liquid injection coefficient of each liquid storage tank corresponding to the medicine adding signal, namely when a is 1, G1 represents the liquid injection coefficient of the first liquid storage tank corresponding to the medicine adding signal, s and p are respectively correction factors, s is smaller than p, and s + p is 1, when Ga is larger than or equal to a preset value G and Pa is larger than or equal to a preset value f, the liquid storage tank generates a corresponding high water injection quantity signal and a corresponding low liquid injection quantity signal, when Ga is larger than or equal to the preset value G and Pa is smaller than the preset value f, Ga is smaller than the preset value G and Pa is larger than or equal to the preset value f, the liquid storage tank generates a corresponding low water injection quantity signal and a corresponding low liquid injection quantity signal, and when Ga is smaller than the preset value G and Pa is smaller than the preset value f, the liquid storage tank generates a corresponding low water injection quantity signal and a corresponding high liquid injection quantity signal.
Furthermore, the spraying and fertilizing equipment consists of a cross rod, a limiting block, a first electric push rod, a vertical plate, a sliding chute, a threaded rod, a sliding block, a threaded sleeve, an electric motor, a second electric push rod, an electric nozzle, a liquid storage tank, a telescopic spring, a concentration sensor, a liquid level sensor, a temperature sensor, a distance sensor, a first electromagnetic valve, a catheter, a water guide pipe and a second electromagnetic valve;
a vertical plate is uniformly embedded into the bottom of the cross rod, a sliding groove is formed in the center of one side of the vertical plate, a sliding block is installed inside the sliding groove, a threaded sleeve is fixed to one side of the sliding block through a bolt, an electric motor is fixed to one side, close to the bottom end, of the vertical plate through a bolt, a threaded rod is movably connected to one side of the electric motor through a coupling, the threaded rod penetrates through the threaded sleeve and is movably connected with the threaded sleeve in a threaded manner, and a limiting block is fixed to one end of the threaded rod through spot welding;
a second electric push rod is fixed on one side of the threaded sleeve through a bolt, one end of the second electric push rod is movably connected with a liquid storage tank through a hinge, an electric nozzle is installed on one side of the liquid storage tank, a telescopic spring is fixed at the center of the top of the liquid storage tank through spot welding, and a first electric push rod is fixed between one end of the telescopic spring and the bottom of the cross rod through spot welding;
the liquid storage tank is characterized in that a concentration sensor and a liquid level sensor are respectively embedded into the inner wall of the bottom of the liquid storage tank, a temperature sensor and a distance sensor are respectively embedded into one side of the liquid storage tank, a liquid guide pipe and a water guide pipe are respectively installed on one side of the top of the liquid storage tank, a first electromagnetic valve is arranged on one side of the liquid guide pipe, a second electromagnetic valve is arranged on one side of the water guide pipe, the liquid guide pipe and the water guide pipe are respectively connected with an external liquid storage tank and a liquid storage tank, and the first electric push rod, the electric motor, the second electric push rod, the electric nozzle, the first electromagnetic valve and the second electromagnetic valve are electrically connected with an external power supply.
The invention has the beneficial effects that:
1. the invention firstly collects and transmits the growth information of plants to a data analysis module by a data collection module, the data analysis module respectively calibrates the plant height data, the plant length data and the plant width data of each plant in the growth information before spraying the pesticide, performs the formulaic calculation, generates a low pesticide spraying signal, a high pesticide spraying signal, a low elongation signal, a middle elongation signal, a high lower angle signal, a low upper angle signal and a double middle angle signal after comparing with respective preset values, and transmits the two signals to a signal execution module through a controller;
the signal execution module controls an electric motor in the spraying and fertilizing equipment to rotate according to a high-lower angle signal, a low-upper angle signal or a double-middle angle signal, the electric motor drives a threaded rod to rotate, the threaded rod drives a threaded sleeve to move through a sliding block, the threaded sleeve drives an electric nozzle to move to a preset position through a second electric push rod and a liquid storage tank, and simultaneously controls a first electric push rod in the spraying and fertilizing equipment to work, when the first electric push rod moves to the preset position step by step, the first electric push rod drives an expansion spring to generate elastic deformation step by step, drives the liquid storage tank to move step by step according to the elastic force of the expansion spring, and drives the electric nozzle to move to the preset angle step by step through the liquid storage tank;
the signal execution module controls a second electric push rod in the spraying and fertilizing equipment to work according to the low-stretching-amount signal, the middle-stretching-amount signal or the high-stretching-amount signal, and when the second electric push rod moves to a preset position step by step, the liquid storage tank drives the electric nozzle to move to the preset position;
the signal execution module controls an electric nozzle in the spraying and fertilizing equipment to work according to the low pesticide spraying signal or the high pesticide spraying signal, and the electric nozzle sprays the pesticide in the liquid storage tank for a specified time; further, the spraying and fertilizing position and the fertilizing amount can be adjusted in a targeted manner according to the plant growth condition before spraying and fertilizing, so that the spraying and fertilizing effect is improved;
2. the signal execution module of the invention also transmits the medicine spraying specified time of each plant to the medicine amount analysis module, the medicine amount acquisition module acquires and transmits the medicine reserve amount information to the medicine amount analysis module, and the medicine amount analysis module generates a medicine adding signal and a constant signal and transmits the medicine adding signal to the medicine adding action module after data calibration, weight value distribution and preset value comparison;
the dosing action module extracts internal concentration data of the liquid storage tank corresponding to the dosing signal from the concentration acquisition module according to the dosing signal, simultaneously extracts growth information of plants corresponding to the dosing signal from the data acquisition module, generates a high water injection quantity signal and a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal after the dosing action module is subjected to data calibration, formula analysis and preset value comparison, and transmits the signals to the signal indication module; controlling the first electromagnetic valve and the second electromagnetic valve to be opened for a specified time period according to the control result; furthermore, the fertilizing amount and the drug allowance can be considered together with the influence caused by drug volatilization caused by weather factors, and the growth condition of the plants and the drug concentration at the moment are combined to reasonably add the drug and water, so that the growth rate and the nutrition ratio of each plant are more balanced.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a cross-sectional side view of the spraying and fertilizing apparatus of the present invention;
FIG. 3 is a schematic view of the internal and external structures of the fluid reservoir of the present invention;
in the figure: 1. a cross bar; 2. a limiting block; 3. a first electric push rod; 4. a vertical plate; 5. a chute; 6. a threaded rod; 7. a slider; 8. a threaded sleeve; 9. an electric motor; 10. a second electric push rod; 11. an electric nozzle; 12. a liquid storage tank; 13. a tension spring; 14. a concentration sensor; 15. a liquid level sensor; 16. a temperature sensor; 17. a distance sensor; 18. a first solenoid valve; 19. a catheter; 20. a water conduit; 21. a second solenoid valve.
Detailed Description
As shown in fig. 1-3, a fertigation system based on cloud computing technology comprises a data acquisition module, a data analysis module, a controller, a signal execution module, a drug amount analysis module, a drug amount acquisition module, a drug adding action module, a concentration acquisition module and a signal indication module;
the data acquisition module is used for acquiring growth information of plants in real time and transmitting the growth information to the data analysis module, and the growth information comprises plant height data, plant length data and plant width data and is acquired by the distance sensor 17;
after receiving the real-time growth information, the data analysis module starts to perform signal analysis operation to obtain a low pesticide spraying signal, a high pesticide spraying signal, a low stretching amount signal, a medium stretching amount signal, a high lower angle signal, a low upper angle signal and a double middle angle signal, and transmits the signals to the signal execution module through the controller;
after receiving real-time high-lower angle signals, low-upper angle signals or double-middle angle signals, the signal execution module controls an electric motor 9 in the spraying and fertilizing equipment to rotate, the electric motor 9 drives a threaded rod 6 to rotate, the threaded rod 6 drives a threaded sleeve 8 to move through a sliding block 7, the threaded sleeve 8 drives an electric nozzle 11 to move to a preset position through a second electric push rod 10 and a liquid storage tank 12, and simultaneously controls a first electric push rod 3 in the spraying and fertilizing equipment to work, when the first electric push rod 3 moves to the preset position step by step, the first electric push rod drives an expansion spring 13 to generate elastic deformation step by step, drives the liquid storage tank 12 to move step by step according to the elastic force of the expansion spring 13, and drives the electric nozzle 11 to move to the preset angle step by step through the liquid storage tank 12;
after receiving a real-time low-extension signal, a real-time medium-extension signal or a real-time high-extension signal, the signal execution module controls a second electric push rod 10 in the spraying and fertilizing equipment to work, and when the second electric push rod 10 gradually moves to a preset position, the liquid storage tank 12 drives an electric nozzle 11 to move to the preset position;
after receiving a real-time low pesticide spraying signal or high pesticide spraying signal, the signal execution module controls an electric nozzle 11 in the spraying and fertilizing equipment to work, and the electric nozzle 11 sprays the pesticide in the liquid storage tank 12 for a specified time;
the signal execution module also transmits the specified duration of the medicine ejection of each plant to the medicine amount analysis module;
the drug quantity acquisition module is used for acquiring drug reserve information in real time and transmitting the drug reserve information to the drug quantity analysis module, and the drug reserve information comprises drug temperature data and drug residue data which are acquired by the temperature sensor 16 and the liquid level sensor 15 respectively;
after receiving the real-time medicine spraying designated time of each plant, the medicine amount analysis module carries out medicine adding judgment operation together with the reserve information to obtain a medicine adding signal and a constant signal, and the medicine adding signal is transmitted to the medicine adding action module, and the constant signal is not subjected to any transmission processing;
after receiving the real-time dosing signal, the dosing action module extracts internal concentration data of the liquid storage tank 12 corresponding to the dosing signal from the concentration acquisition module, the concentration acquisition module is used for acquiring the internal concentration data of the liquid storage tank 12 in real time and acquiring the internal concentration data by the concentration sensor 14, and simultaneously extracts plant growth information corresponding to the dosing signal from the data acquisition module and performs liquid injection processing operation together to obtain a high water injection amount signal, a low liquid injection amount signal, a low water injection amount signal and a high liquid injection amount signal, and transmits the signals to the signal indication module together;
the signal indicating module controls the first electromagnetic valve 18 and the second electromagnetic valve 21 to be opened for a specified time according to a high water injection quantity signal, a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal which are received in real time, and further can reasonably introduce water and liquid quantities according to the actual conditions of each liquid storage tank 12 and each plant, so that the growth rate and the nutrition ratio of each plant are more balanced.
Further, the specific steps of the signal analysis operation are as follows:
the method comprises the following steps: acquiring real-time growth information, and respectively marking plant height data, plant length data and plant width data of each plant before spraying a pesticide as Qi, Wi and E i, wherein i is 1.. n, and Qi, Wi and Ei are in one-to-one correspondence, namely Q1, W1 and E1 when i is 1 are respectively expressed as plant height data, plant length data and plant width data of a first plant before spraying the pesticide;
step two: firstly, obtaining a growth circumference coefficient of each plant before spraying the pesticide according to a formula Qi Wi Ei i 1.. n; then according to the formula
Obtaining the dimension width coefficient of each plant before spraying the pesticide; finally according to the formula
Determining the spray angle coefficient of each plant before spraying, wherein q i, wi and e i are in one-to-one correspondence, namely q1, w1 and e1 respectively represent the growth circumference coefficient, the dimensional width coefficient and the spray angle coefficient of the first plant before spraying when i is 1;
step three: when q i is greater than or equal to the preset value a, a low spraying signal is generated, otherwise a high spraying signal is generated, namely, the spraying amount of the electric nozzle 11 is controlled according to the approximate volume condition of the plant, so that the generation conditions of the plants are consistent; when the requirements that Wi is larger than or equal to a preset value b and Wi and E i are both larger than or equal to a preset value c are met, a low stretching signal is generated, when the requirements that Wi is smaller than the preset value b and Wi and E i are both smaller than the preset value c, a high stretching signal is generated, and under other conditions, a middle stretching signal is generated, namely, the electric nozzle 11 and the spraying distance of the electric nozzle are controlled according to the approximate front-back and left-right length conditions of the plant, so that the situation that the medicine is shielded by branches of the plant when being sprayed out is avoided, and atomization and dispersity are influenced; when e i is greater than or equal to a preset value d and Qi is greater than or equal to a preset value e, a high-lower angle signal is generated, when e i is smaller than the preset value d and Qi is smaller than the preset value e, a low-upper angle signal is generated, and under other conditions, double-middle angle signals are generated, namely, the spraying angle and height of the electric nozzle 11 are controlled according to the combination of the approximate front-back, left-right coverage area condition and the height condition of the plant, so that the absorption utilization rate between the medicine and the plant is improved.
Further, the specific steps of the dosing judgment operation are as follows:
the method comprises the following steps: acquiring the specified time length of medicine spraying of each plant for spraying medicine in real time, calibrating the specified time length as Ri, i-1.. n, namely R1 when i is 1 represents the specified time length of medicine spraying of the first plant for spraying medicine, acquiring the reserve information of the spraying medicine in real time, calibrating the medicine temperature variation data of the first three hours of the spraying medicine corresponding to each plant as T i, i-1.. n, and calibrating the medicine residual data of the spraying medicine corresponding to each plant as Yi, i-1.. n, wherein Ri, Ti and Yi are all in one-to-one correspondence, namely T1 and Y1 when i is 1 represent the medicine temperature variation data of the first three hours of the spraying medicine corresponding to the first plant and the medicine residual data of the spraying medicine corresponding to the first plant respectively;
step two: ri, T i and Yi are sequentially given weight values r, t and y, y is larger than t, r + t + y is 1, then according to a formula Ui Ri r + Ti t-Yi y, i is 1.
Further, the injection treatment operation comprises the following specific steps:
the method comprises the following steps: acquiring internal concentration data of the liquid storage tanks 12 corresponding to the dosing signal, designating the internal concentration data of each liquid storage tank 12 as Pa, a is 1.. n, namely, P1 when a is 1 is designated as the internal concentration data of the first liquid storage tank 12, and simultaneously acquiring growth information of plants corresponding to the dosing signal, designating plant height data, plant length data and plant width data of each plant therein as Sa, Da and Fa, a is 1.. n, and Pa, Sa, Da and Fa are all in one-to-one correspondence, namely, S1, D1 and F1 when a is 1 are designated as the plant height data, the plant length data and the plant width data of the first plant, respectively;
step two: first according to the formula
The liquid injection coefficient of each liquid storage tank 12 corresponding to the medicine adding signal is determined, that is, when a is 1, G1 indicates the liquid injection coefficient of the first liquid storage tank 12 corresponding to the medicine adding signal, s and p are correction factors respectively, s is smaller than p and s + p is 1, when Ga is greater than or equal to a preset value G and Pa is greater than or equal to a preset value f, the liquid storage tank 12 generates a corresponding high water injection amount signal and low liquid injection amount signal, when Ga is greater than or equal to the preset value G and Pa is less than the preset value f, and Ga is less than the preset value G and Pa is greater than or equal to the preset value f, the liquid storage tank 12 generates a corresponding low water injection amount signal and low liquid injection amount signal, and when Ga is less than the preset value G and Pa is less than the preset value f, the liquid storage tank 12 generates a corresponding low water injection amount signal and high liquid injection amount signal.
Furthermore, the spraying and fertilizing equipment consists of a cross rod 1, a limiting block 2, a first electric push rod 3, a vertical plate 4, a sliding groove 5, a threaded rod 6, a sliding block 7, a threaded sleeve 8, an electric motor 9, a second electric push rod 10, an electric nozzle 11, a liquid storage tank 12, a telescopic spring 13, a concentration sensor 14, a liquid level sensor 15, a temperature sensor 16, a distance sensor 17, a first electromagnetic valve 18, a liquid guide pipe 19, a water guide pipe 20 and a second electromagnetic valve 21;
a vertical plate 4 is uniformly embedded into the bottom of the cross rod 1, a sliding groove 5 is formed in the center of one side of the vertical plate 4, a sliding block 7 is installed inside the sliding groove 5, a threaded sleeve 8 is fixed on one side of the sliding block 7 through a bolt, an electric motor 9 is fixed on one side, close to the bottom end, of the vertical plate 4 through a bolt, a threaded rod 6 is movably connected to one side of the electric motor 9 through a coupler, the threaded rod 6 penetrates through the threaded sleeve 8 and is movably connected with the threaded sleeve, and a limiting block 2 is fixed to one end of the threaded rod 6 through spot welding;
a second electric push rod 10 is fixed on one side of the threaded sleeve 8 through a bolt, one end of the second electric push rod 10 is movably connected with a liquid storage tank 12 through a hinge, an electric nozzle 11 is installed on one side of the liquid storage tank 12, an expansion spring 13 is fixed at the center of the top of the liquid storage tank 12 through spot welding, and a first electric push rod 3 is fixed between one end of the expansion spring 13 and the bottom of the cross rod 1 through spot welding;
the bottom inner wall of liquid storage pot 12 is embedded with concentration sensor 14 and level sensor 15 respectively, one side of liquid storage pot 12 is embedded with temperature sensor 16 and distance sensor 17 respectively, catheter 19 and aqueduct 20 are installed respectively to top one side of liquid storage pot 12, and one side of catheter 19 is provided with first solenoid valve 18, and one side of aqueduct 20 is provided with second solenoid valve 21, catheter 19 and aqueduct 20 are connected with outside deposit cistern and deposit cistern respectively, first electric putter 3, electric motor 9, second electric putter 10, electric nozzle 11, first solenoid valve 18 and second solenoid valve 21 all with external power source electric connection.
A irrigation and fertilization system based on a cloud computing technology comprises a data acquisition module, a data analysis module and a data processing module, wherein in the working process, growth information of plants is acquired and transmitted to the data analysis module by the data acquisition module, and the growth information comprises plant height data, plant length data and plant width data; the data analysis module respectively calibrates plant height data, plant length data and plant width data of each plant in the growth information before spraying the pesticide, performs formulaic calculation, generates a low pesticide spraying signal, a high pesticide spraying signal, a low stretching signal, a middle stretching signal, a high lower angle signal, a low upper angle signal and a double middle angle signal after comparing with respective preset values, and transmits the signals to the signal execution module through the controller;
the signal execution module controls an electric motor 9 in the spraying and fertilizing equipment to rotate according to a high-lower angle signal, a low-upper angle signal or a double-middle angle signal, the electric motor 9 drives a threaded rod 6 to rotate, the threaded rod 6 drives a threaded sleeve 8 to move through a sliding block 7, the threaded sleeve 8 drives an electric nozzle 11 to move to a preset position through a second electric push rod 10 and a liquid storage tank 12, and simultaneously controls a first electric push rod 3 in the spraying and fertilizing equipment to work, when the first electric push rod 3 gradually moves to the preset position, the first electric push rod gradually drives an expansion spring 13 to generate elastic deformation, the liquid storage tank 12 is gradually driven to move according to the elastic force of the expansion spring 13, and the liquid storage tank 12 gradually drives the electric nozzle 11 to move to the preset angle;
the signal execution module controls a second electric push rod 10 in the spraying and fertilizing equipment to work according to the low-stretching-amount signal, the middle-stretching-amount signal or the high-stretching-amount signal, and when the second electric push rod 10 gradually moves to a preset position, the liquid storage tank 12 drives the electric nozzle 11 to move to the preset position;
the signal execution module controls an electric nozzle 11 in the spraying and fertilizing equipment to work according to the low spraying signal or the high spraying signal, the electric nozzle 11 sprays the medicine in the liquid storage tank 12 for a specified time, and the signal execution module also transmits the specified time for spraying the medicine of each plant to the medicine quantity analysis module;
the drug quantity acquisition module acquires and transmits drug storage information to the drug quantity analysis module, and the drug storage information comprises drug temperature data and drug residue data; after the drug quantity analysis module is subjected to data calibration, weight value distribution and preset value comparison, a drug adding signal and a constant signal are generated and transmitted to a drug adding action module;
the dosing action module extracts internal concentration data of the liquid storage tank 12 corresponding to the dosing signal from the concentration acquisition module according to the dosing signal, simultaneously extracts plant growth information corresponding to the dosing signal from the data acquisition module, and generates a high water injection quantity signal, a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal after the dosing action module is subjected to data calibration, formula analysis and preset value comparison, and transmits the signals to the signal indication module; and controls the first solenoid valve 18 and the second solenoid valve 21 to be opened for a specified period of time in accordance therewith.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (5)
1. An irrigation and fertilization system based on a cloud computing technology is characterized by comprising a data acquisition module, a data analysis module, a controller, a signal execution module, a pesticide amount analysis module, a pesticide amount acquisition module, a pesticide adding action module, a concentration acquisition module and a signal indication module;
the data acquisition module is used for acquiring growth information of plants in real time and transmitting the growth information to the data analysis module, and the growth information comprises plant height data, plant length data and plant width data;
after receiving the real-time growth information, the data analysis module starts to perform signal analysis operation to obtain a low pesticide spraying signal, a high pesticide spraying signal, a low stretching amount signal, a medium stretching amount signal, a high lower angle signal, a low upper angle signal and a double middle angle signal, and transmits the signals to the signal execution module through the controller;
after the signal execution module receives real-time high-lower angle signals, low-upper angle signals or double-middle angle signals, an electric motor (9) in the spraying and fertilizing equipment is controlled to rotate, the electric motor (9) drives a threaded rod (6) to rotate, the threaded rod (6) drives a threaded sleeve (8) to move through a sliding block (7), the threaded sleeve (8) drives an electric nozzle (11) to move to a preset position through a second electric push rod (10) and a liquid storage tank (12), and meanwhile, a first electric push rod (3) in the spraying and fertilizing equipment is controlled to work, when the first electric push rod (3) moves to a preset position step by step, the first electric push rod drives the extension spring (13) to generate elastic deformation step by step, and drives the liquid storage tank (12) to move gradually according to the elastic force of the extension spring (13), the liquid storage tank (12) drives the electric nozzle (11) to move to a preset angle step by step;
the signal execution module controls a second electric push rod (10) in the spraying and fertilizing equipment to work after receiving a real-time low-extension signal, a real-time middle-extension signal or a real-time high-extension signal, and when the second electric push rod (10) gradually moves to a preset position, the liquid storage tank (12) drives the electric nozzle (11) to move to the preset position;
after the signal execution module receives a real-time low pesticide spraying signal or a real-time high pesticide spraying signal, an electric nozzle (11) in the spraying and fertilizing equipment is controlled to work, and the electric nozzle (11) is used for spraying out the pesticide in the liquid storage tank (12) for a specified time;
the signal execution module also transmits the specified duration of the medicine ejection of each plant to the medicine amount analysis module;
the drug quantity acquisition module is used for acquiring drug reserve information in real time and transmitting the drug reserve information to the drug quantity analysis module, and the drug reserve information comprises drug temperature data and drug residue data;
after receiving the real-time medicine spraying designated time of each plant, the medicine amount analysis module carries out medicine adding judgment operation together with the reserve information to obtain a medicine adding signal and a constant signal, and the medicine adding signal is transmitted to the medicine adding action module, and the constant signal is not subjected to any transmission processing;
after receiving a real-time dosing signal, the dosing action module extracts internal concentration data of the liquid storage tank (12) corresponding to the dosing signal from the concentration acquisition module, the concentration acquisition module is used for acquiring the internal concentration data of the liquid storage tank (12) in real time, and simultaneously extracts plant growth information corresponding to the dosing signal from the data acquisition module, and performs liquid injection processing operation together to obtain a high water injection quantity signal, a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal, and transmits the signals to the signal indication module together;
the signal indication module controls the first electromagnetic valve (18) and the second electromagnetic valve (21) to be opened for a specified time according to a high water injection quantity signal and a low liquid injection quantity signal, a low water injection quantity signal and a high liquid injection quantity signal which are received in real time.
2. The irrigation and fertilization system based on the cloud computing technology as claimed in claim 1, wherein the specific steps of the signal analysis operation are as follows:
the method comprises the following steps: acquiring real-time growth information, and respectively marking plant height data, plant length data and plant width data of each plant before spraying medicine as Qi, Wi and Ei, wherein i is 1.. n, and Qi, Wi and Ei are in one-to-one correspondence;
step two: firstly, obtaining a growth circumference coefficient of each plant before spraying the pesticide according to a formula Qi Wi Ei i 1.. n; then according to the formula
N, obtaining the dimensional width coefficient of each plant before spraying the pesticide; finally according to the formula
N, calculating the spray angle coefficient of each plant before spraying the pesticide, wherein qi, wi and ei are in one-to-one correspondence;
step three: when qi is more than or equal to a preset value a, generating a low-spraying signal, otherwise, generating a high-spraying signal; generating a low-extension signal when the conditions that Wi is greater than or equal to a preset value b and Wi and Ei are both greater than or equal to a preset value c are met, generating a high-extension signal when the conditions that Wi is less than the preset value b and Wi and Ei are both less than the preset value c are met, and generating a middle-extension signal under other conditions; and generating a high-low angle signal when the ei is more than or equal to a preset value d and the Qi is more than or equal to a preset value e, generating a low-high angle signal when the ei is less than the preset value d and the Qi is less than the preset value e, and generating a double-medium angle signal under other conditions.
3. The irrigation and fertilization system based on the cloud computing technology as claimed in claim 1, wherein the dosing judgment operation comprises the following specific steps:
the method comprises the following steps: acquiring the specified time length of medicine spraying of each plant for spraying the medicine in real time, calibrating the specified time length as Ri, i & lti & gt 1.. n, acquiring the reserve information of the spraying in real time, calibrating the medicine temperature variation data of the spraying in the first three hours corresponding to each plant as Ti, i & lti & gt 1.. n, and calibrating the medicine residual data of the spraying corresponding to each plant as Yi, i & lti & gt 1.. n, wherein Ri, Ti and Yi are in one-to-one correspondence;
step two: ri, Ti and Yi are sequentially endowed with weighted values r, t and y, y is larger than t, r + t + y is 1, the dose coefficient of each plant sprayed with the pesticide is obtained according to a formula Ui, namely Ri + r + Ti + t-Yi, and i is 1.
4. The irrigation and fertilization system based on the cloud computing technology as claimed in claim 1, wherein the specific steps of the liquid injection treatment operation are as follows:
the method comprises the following steps: acquiring internal concentration data of the liquid storage tanks (12) corresponding to the dosing signal, calibrating the internal concentration data of each liquid storage tank (12) to be Pa, wherein a is 1.. n, and simultaneously acquiring growth information of plants corresponding to the dosing signal, and respectively calibrating plant height data, plant length data and plant width data of each plant therein to be Sa, Da and Fa, wherein a is 1.. n, and Pa, Sa, Da and Fa are in one-to-one correspondence;
step two: first according to the formula
N, and the injection coefficient, s, of each liquid storage tank (12) corresponding to the dosing signal is obtained,p is a correction factor, s is smaller than p, and s + p is 1, when Ga is larger than or equal to a preset value g, Pa is larger than or equal to a preset value f, the liquid storage tank (12) generates a corresponding high water injection quantity signal and a corresponding low liquid injection quantity signal, when Ga is larger than or equal to the preset value g, Pa is smaller than the preset value f, Ga is smaller than the preset value g, Pa is larger than or equal to the preset value f, the liquid storage tank (12) generates a corresponding low water injection quantity signal and a corresponding low liquid injection quantity signal, and when Ga is smaller than the preset value g, Pa is smaller than the preset value f, the liquid storage tank (12) generates a corresponding low water injection quantity signal and a corresponding high liquid injection quantity signal.
5. The irrigation and fertilization system based on the cloud computing technology as claimed in claim 1, wherein the spraying and fertilization equipment is composed of a cross rod (1), a limiting block (2), a first electric push rod (3), a vertical plate (4), a sliding groove (5), a threaded rod (6), a sliding block (7), a threaded sleeve (8), an electric motor (9), a second electric push rod (10), an electric nozzle (11), a liquid storage tank (12), a telescopic spring (13), a concentration sensor (14), a liquid level sensor (15), a temperature sensor (16), a distance sensor (17), a first electromagnetic valve (18), a liquid guide pipe (19), a water guide pipe (20) and a second electromagnetic valve (21);
a vertical plate (4) is uniformly embedded into the bottom of the cross rod (1), a sliding groove (5) is formed in the center of one side of the vertical plate (4), a sliding block (7) is installed inside the sliding groove (5), a threaded sleeve (8) is fixed to one side of the sliding block (7) through a bolt, an electric motor (9) is fixed to one side, close to the bottom end, of the vertical plate (4) through a bolt, a threaded rod (6) is movably connected to one side of the electric motor (9) through a coupler, the threaded rod (6) penetrates through the threaded sleeve (8) and is in threaded movable connection with the threaded sleeve, and a limiting block (2) is fixed to one end of the threaded rod (6) through spot welding;
a second electric push rod (10) is fixed on one side of the threaded sleeve (8) through a bolt, one end of the second electric push rod (10) is movably connected with a liquid storage tank (12) through a hinge, an electric nozzle (11) is installed on one side of the liquid storage tank (12), a telescopic spring (13) is fixed at the center of the top of the liquid storage tank (12) through spot welding, and a first electric push rod (3) is fixed between one end of the telescopic spring (13) and the bottom of the cross rod (1) through spot welding;
the bottom inner wall of liquid storage pot (12) is embedded with concentration sensor (14) and level sensor (15) respectively, one side of liquid storage pot (12) is embedded with temperature sensor (16) and distance sensor (17) respectively, catheter (19) and aqueduct (20) are installed respectively to top one side of liquid storage pot (12), and one side of catheter (19) is provided with first solenoid valve (18), and one side of aqueduct (20) is provided with second solenoid valve (21), catheter (19) and aqueduct (20) are connected with outside liquid storage tank and water storage tank respectively, first electric putter (3), electric motor (9), second electric putter (10), electric nozzle (11), first solenoid valve (18) and second solenoid valve (21) all with external power source electric connection.
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| CA2992426C (en) * | 2015-07-15 | 2023-09-12 | The Climate Corporation | Generating digital models of nutrients available to a crop over the course of the crop's development based on weather and soil data |
| CN106105532A (en) * | 2016-07-15 | 2016-11-16 | 成都锦汇绿源环保技术有限公司 | A kind of intelligence rich water one water-saving irrigation system |
| CN207383375U (en) * | 2017-10-31 | 2018-05-22 | 山西省农业科学院作物科学研究所 | A kind of crops pesticide spraying device |
| CN207460807U (en) * | 2017-11-16 | 2018-06-08 | 山东农业大学 | Water-fertilizer integrated intelligent irrigation rig based on image procossing |
| CN207978792U (en) * | 2018-02-08 | 2018-10-19 | 西南大学 | A kind of guide tracked mechanical arm spraying system |
| CN108680204A (en) * | 2018-05-28 | 2018-10-19 | 苏州创存数字科技有限公司 | A kind of Automatic Topdressing System for Pipe based on big data |
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