CN114946366A - Accurate regulation and control operating system of field pipe network formula fertilizer - Google Patents
Accurate regulation and control operating system of field pipe network formula fertilizer Download PDFInfo
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- CN114946366A CN114946366A CN202210635183.9A CN202210635183A CN114946366A CN 114946366 A CN114946366 A CN 114946366A CN 202210635183 A CN202210635183 A CN 202210635183A CN 114946366 A CN114946366 A CN 114946366A
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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
- A01C23/042—Adding fertiliser to watering systems
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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
- A01C23/007—Metering or regulating systems
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The invention relates to the technical field of agricultural automation, and discloses a field pipe network type fertilizer accurate regulation and control operation system, which comprises: the detection and analysis system is used for acquiring growth condition parameters of field crops and generating a corresponding accurate fertilization strategy according to the growth condition parameters; the control proportioning system is connected with the detection and analysis system and used for sending out a corresponding control instruction according to the precise fertilization strategy and carrying out water-fertilizer proportioning according to the control instruction; and the conveying and irrigation system is connected with the control proportioning system and is used for conveying the mixture which finishes the water-fertilizer proportioning to the field for irrigation and spraying. Can acquire in real time through the automatic growth condition parameter to field crop of detection and analysis system, then call the accurate fertilization strategy that generates and drive control ratio system, automatic completion liquid manure ratio later irrigates by transport irrigation system to field crop and sprays, reduces artificial participation and the ageing is strong.
Description
Technical Field
The invention relates to the technical field of agricultural automation, in particular to a field pipe network type fertilizer accurate regulation and control operation system.
Background
With the development of the internet of things technology, the modern agricultural production technology and the internet of things technology are combined, and the integrated operations of water application, fertilizer application and the like are carried out on crops according to the actual growth environment of the crops, so that a novel agricultural production management mode is realized. Can effectively reduce agricultural management cost of labor to improve crops production efficiency, fertigation efficiency and rich water utilization ratio greatly, effectively promote agricultural production by traditional extensive type agricultural to accurate control agricultural transformation.
The current sprinkling irrigation fertilization and earth's surface pipe laying irrigation cost drop into greatly to the irrigation fertilization mode can waste the water resource, causes fertilizer serious waste, makes agricultural product chemical fertilizer, the pesticide residue increase, and soil environment worsens day by day, and because the inaccurate regulation of the required growth environment parameter of crops, influences the quality and the output of agricultural product very much.
Disclosure of Invention
The invention aims to provide a field pipe network type fertilizer accurate regulation and control operation system, which solves the following technical problems:
how to provide a fertilizer regulation and control system that can automatically carry out accurate irrigation according to the field crop win situation.
The purpose of the invention can be realized by the following technical scheme:
a field pipe network type fertilizer accurate regulation and control operation system comprises:
the detection and analysis system is used for acquiring growth condition parameters of field crops and generating a corresponding accurate fertilization strategy according to the growth condition parameters;
the control proportioning system is connected with the detection and analysis system and used for sending a corresponding control instruction according to the accurate fertilization strategy and carrying out water and fertilizer proportioning according to the control instruction;
and the conveying and irrigation system is connected with the control proportioning system and is used for conveying the mixture which finishes the water and fertilizer proportioning to the field for irrigation and spraying.
Through above-mentioned technical scheme, can acquire in real time through the automatic growth condition parameter to the field crop of detection and analysis system, then transfer the accurate fertilization strategy that generates and drive control proportioning system, automatic completion liquid manure ratio later irrigates by transport irrigation system to the field crop and sprays, reduces artificial participation and the ageing is strong.
As a further scheme of the invention: the detection and analysis system comprises a plurality of field sensors and a server, wherein the field sensors are used for acquiring the growth condition parameters, and the server is used for generating the accurate fertilization strategy;
the control proportioning system comprises a pump room proportioning system and a hybrid control system which are connected with the server;
the pump room proportioning system comprises three fertilizer supply modules which are used for respectively supplying three fertilizers of nitrogen, phosphorus and potassium to the mixing module according to the accurate fertilization strategy;
the mixing module is used for mixing the received water supply and fertilizer and then conveying the mixture to the conveying irrigation system.
As a further scheme of the invention: the fertilizer supply module comprises a fertilizer tank, a first filter and a fertilizer pump;
the fertilizer contained in the fertilizer tank is filtered by the first filter and pumped into the mixing module through the fertilizer pump;
the fertilizing pump is driven and controlled by the server.
As a further scheme of the invention: the water supply module comprises a water tank, a water pump, a second filter, a water meter and a pressure sensor which are connected in sequence;
the water in the water tank is pumped by the water pump; the water is filtered by the second filter, the water meter counts the water pumping quantity, and the pressure sensor counts the real-time water pressure in the water pipe.
As a further scheme of the invention: the mixing module comprises a mixing tank, a floating ball water-operated valve, a blade wheel and a gear pump;
when the water level in the mixing tank rises to a preset height, the fertilizer supply module conveys nitrogen, phosphorus and potassium fertilizers into the mixing tank, the blade wheel rotates to stir and mix, the gear pump drives the liquid manure in the mixing tank to enter the conveying and irrigating system, and the floating ball water-operated valve drives the water pump to work so as to keep the water quantity in the mixing tank unchanged.
As a further scheme of the invention: the mixing module further comprises a pressure stabilizing valve arranged at the output end of the gear pump, and the output end of the pressure stabilizing valve is communicated with the mixing tank.
As a further scheme of the invention: the delivery irrigation system comprises a main pipe, a plurality of branch pipes and a plurality of spraying units arranged on the branch pipes;
the spraying unit comprises a spray rod and a spray head which are vertically arranged on the branch pipe, and the spray head is arranged above the spray rod.
As a further scheme of the invention: the distance between the adjacent branch pipes is 20 m.
The invention has the beneficial effects that:
can acquire in real time through the automatic growth condition parameter to field crop of detection and analysis system, then call the accurate fertilization strategy that generates and drive control ratio system, automatic completion liquid manure ratio later irrigates by transport irrigation system to field crop and sprays, reduces artificial participation and the ageing is strong.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall connection of a field pipe network type fertilizer precise control operation system according to the present invention;
fig. 2 is a schematic view of a spraying unit according to the present invention.
Description of the drawings: 1. a water tank; 2. a water pump; 3. a second filter; 4. a water meter; 5. a pressure sensor; 6. a floating ball water-operated valve; 7. a fertilizer can; 8. a first filter; 9. a fertilizing pump; 10. a pressure gauge; 11. a pressure maintaining valve; 12. a mixing tank; 13. a vane wheel; 14. a gear pump; 15. a third filter; 16. PC/PLC; 17. a spraying unit; 171. a spray head; 172. a variable control valve; 173. a trench; 174. a spray rod; 175. field crops; 176. a pipeline; 177. a solar panel; 18. a control valve; 19. a field sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a field pipe network type fertilizer precise control operation system, including:
the detection and analysis system is used for acquiring growth condition parameters of field crops and generating a corresponding accurate fertilization strategy according to the growth condition parameters;
the control proportioning system is connected with the detection and analysis system and used for sending out a corresponding control instruction according to the precise fertilization strategy and carrying out water-fertilizer proportioning according to the control instruction;
and the conveying and irrigation system is connected with the control proportioning system and is used for conveying the mixture which finishes the water-fertilizer proportioning to the field for irrigation and spraying.
Through above-mentioned technical scheme, can acquire in real time through the automatic growth condition parameter to the field crop of detection and analysis system, then transfer the accurate fertilization strategy that generates and drive control proportioning system, automatic completion liquid manure ratio later irrigates by transport irrigation system to the field crop and sprays, reduces artificial participation and the ageing is strong.
As a further scheme of the invention: the detection and analysis system comprises a plurality of field sensors 19 and a server, wherein the field sensors 19 are used for acquiring growth condition parameters, and the server is used for generating an accurate fertilization strategy;
the control proportioning system comprises a pump room proportioning system and a hybrid control system which are connected with the server;
the pump room proportioning system comprises three fertilizer supply modules which are used for respectively supplying three fertilizers of nitrogen, phosphorus and potassium to the mixing module according to the accurate fertilization strategy;
the mixing module mixes the received water supply and fertilizer and then conveys the mixed water supply and fertilizer to a conveying and irrigating system.
Specifically, the field sensor 19 can send the collected growth condition parameters to the server terminal, and the growth condition parameters are stored in the database of the server, so that the user can obtain the growth and development environment condition of field crops by analyzing the collected data, and can give an instruction to the pump room proportioning system and the water supply module according to the standard that the gradient value sequence concentration of the water and fertilizer proportioning is from high to low according to the growth condition of the crops, and the water supply module and the pump room proportioning system respectively release quantitative water and fertilizer, can release quantitative water firstly, and then gradually release the fertilizer.
In addition, the server can also adopt a PC, and other execution mechanisms are continuously driven by the connection of the PC and the PLC.
In the accurate fertilization strategy, when the growth condition parameters collected by the field sensor 19 are subjected to fuzzy control by the server to calculate the required water amount and the fertilizing amount of nitrogen, phosphorus and potassium, the fertilizing sequence can be determined by the fertilizing amount of nitrogen, phosphorus and potassium, a group with the highest numerical value of a certain element in the calculation result is selected for fertilizing and irrigating, the fertilizing amount of each element in the next group is required to be less than or equal to that of the last group, and the process is ended until no three elements are less than or equal to that of the last group, and concentration adjustment is performed by adding water amount in the process. And after the lowest element content is reached, the fertilizing amount of the three element contents in the remaining data is screened out to be more than or equal to the fertilizing amount of the lowest group, and the like, and concentration adjustment is carried out by adding nitrogen, phosphorus and potassium amounts in the process. If data remain, the above process is continued until all regional fertilization sequences are determined.
Further, the fertilizer supply module comprises a fertilizer tank 7, a first filter 8 and a fertilizer pump 9;
the fertilizer contained in the fertilizer tank 7 is filtered by a first filter 8 and pumped into the mixing module through a fertilizer pump 9;
the fertilizing pump 9 is under the drive control of the server.
Further, the water supply module comprises a water tank 1, a water pump 2, a second filter 3, a water meter 4 and a pressure sensor 5 which are connected in sequence;
water in the water tank 1 is pumped by a water pump 2; the water is filtered by the second filter 3, the water meter 4 counts the water pumping amount, and the pressure sensor 5 counts the real-time water pressure in the water delivery pipe.
The mixing module comprises a mixing tank 12, a floating ball water-operated valve 6, a vane wheel 13 and a gear pump 14;
when the object needs fertigation, the water pump 2 and the fertilizing pump 9 can be controlled to start through the PLC, water flow reaches the mixing tank 12 through the second filter 3, the water meter 4, the pressure sensor 5 and the floating switch of the floating ball water-operated valve 6, when the water level in the mixing tank 12 rises to a certain height, the floating ball water-operated valve 6 is started, the water pressure of the water supply module exceeds a set value, the PLC controls the water pump 2 to stop running, and water supply is finished. After the fertilizer supply of the pump room proportioning system is finished, the impeller 13 rotates, stirs and mixes, the gear pump 14 drives the liquid manure in the mixing tank 12 to enter a conveying and irrigating system, and at the moment, the water pump 2 and the fertilizing pump 9 start to work to keep the water quantity and the concentration in the mixing tank 12 unchanged.
As a further scheme of the invention: the mixing module also comprises a pressure stabilizing valve 11 arranged at the output end of the gear pump 14, the output end of the pressure stabilizing valve 11 is communicated with the mixing tank 12, a third filter 15 is arranged behind the pressure stabilizing valve 11, and as long as the pressure value in a subsequent pipe network exceeds a set value, water and fertilizer can automatically overflow into the mixing tank 12 through the pressure stabilizing valve 11, so that the constant pressure of an irrigation and fertilization pipe network in a conveying and irrigation system is ensured, and the drippers are in the optimal working state.
Specifically, as shown in fig. 1 and 2, the transport irrigation system includes a main pipe, a plurality of branch pipes, and a plurality of spraying units 17 disposed on the branch pipes; the spray unit 17 includes a spray bar 174 and spray heads 171 vertically disposed on branch pipes, the spray heads 171 being disposed above the spray bar 174.
Wherein the distance between adjacent branch pipes is 20m, the height of spray bars 174 vertically arranged above the branch pipes can reach 2.5m, the adjacent distance between the spray bars 174 is 20m, and the spray bars 174 are arranged at 2 per mu; the spraying radius of the spraying head 171 is 10.8 meters, the spraying head can rotate 360 degrees, and the spraying head 171 has the functions of atomization and pressurization wide angle.
In addition, control valves, specifically, a variable control valve 172, a solar panel 177 and a communication module can be installed above the spray head 171, and the communication module is connected with a PLC and a PC to control irrigation operation of different areas and different concentrations. In addition, in the previous fertilization process, the specific irrigation time is calculated through the water flow and the pipeline capacity, so that the water-fertilizer ratio of the next concentration can be simultaneously carried out in the irrigation process, and real-time irrigation is carried out.
The working principle of the invention is as follows:
the liquid fertilizer is prepared according to the content of soil nutrients and the fertilizer rule required by crops by means of the agricultural Internet of things technology, the fertilizer liquid is prepared according to the concentration from high to low by combining the measurement of the field sensor 19, the utilization efficiency of the water and fertilizer can be improved by the synergistic effect of the water and fertilizer integration, the condition of excessive fertilization in partial areas can be avoided, the accurate control of the water and fertilizer integration is realized, the spray head 171 of each spray rod 174 is automatically controlled, the accurate irrigation is realized through a conveying irrigation system, the purposes of scientific irrigation, scientific planting, water and fertilizer conservation, time and labor cost and the improvement of the yield of agricultural products are achieved.
The intelligent acquisition end in the technology of the Internet of things is utilized to accurately control the water and fertilizer demand of crops, so that the crops can be accurately fertilized and watered according to the requirements of the crops; according to the nutrient demand information of the fertilizer in the key growth period and the soil moisture content information of different crops, the waste of water resources and fertilizer is reduced, and meanwhile, the use amount of the fertilizer is reduced, the influence of chemical pH value is weakened, and the purpose of improving the soil is achieved.
The conveying irrigation system changes the field pipe network arrangement mode of the traditional intelligent irrigation, the channel 173 and the pipeline 176 are laid in the same vertical space, the actual condition of a large field is combined with the pipeline 176 and the spraying distance, the field cultivation area is greatly increased, the crop yield is improved, the problems that the pipe is thick, the unit irrigation area is small and the mechanical operation is not facilitated in the traditional intelligent irrigation are fully solved, and the operability and the economic benefit of the intelligent irrigation of the large field crop 175 and the integrated application of water and fertilizer are improved.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. A field pipe network type fertilizer accurate regulation and control operation system is characterized by comprising:
the detection and analysis system is used for acquiring growth condition parameters of field crops and generating a corresponding accurate fertilization strategy according to the growth condition parameters;
the control proportioning system is connected with the detection and analysis system and used for sending a corresponding control instruction according to the accurate fertilization strategy and carrying out water and fertilizer proportioning according to the control instruction;
and the conveying and irrigation system is connected with the control proportioning system and is used for conveying the mixture which finishes the water and fertilizer proportioning to the field for irrigation and spraying.
2. The field pipe network type fertilizer precise control operation system according to claim 1, wherein the detection and analysis system comprises a plurality of field sensors (19) and a server, the field sensors (19) are used for acquiring the growth condition parameters, and the server is used for generating the precise fertilization strategy;
the proportioning control system comprises a pump room proportioning system and a mixing control system which are connected with the server;
the pump room proportioning system comprises three fertilizer supply modules which are used for respectively supplying three fertilizers of nitrogen, phosphorus and potassium to the mixing module according to the accurate fertilization strategy;
the mixing module is used for mixing the received water supply and fertilizer and then conveying the mixture to the conveying irrigation system.
3. The field pipe network type fertilizer precise regulation operation system according to claim 2, wherein the fertilizer supply module comprises a fertilizer tank (7), a first filter (8) and a fertilizer pump (9);
the fertilizer contained in the fertilizer tank (7) is filtered by the first filter (8) and then pumped into the mixing module through the fertilizer pump (9);
the fertilizing pump (9) is driven and controlled by the server.
4. The field pipe network type fertilizer accurate regulation and control operation system according to claim 2, wherein the water supply module comprises a water tank (1), a water pump (2), a second filter (3), a water meter (4) and a pressure sensor (5) which are connected in sequence; the water in the water tank (1) is pumped by the water pump (2); the water is filtered by the second filter (3), the water meter (4) counts the water pumping amount, and the pressure sensor (5) counts the real-time water pressure in the water pipe.
5. The field pipe network type fertilizer precise regulation operation system according to claim 2, wherein the mixing module comprises a mixing tank (12), a floating ball water valve (6), a vane wheel (13) and a gear pump (14);
when the water level in the mixing tank (12) rises to a preset height, the fertilizer supply module conveys nitrogen, phosphorus and potassium fertilizers into the mixing tank (12), the impeller (13) rotates to stir and mix, the gear pump (14) drives the liquid fertilizers in the mixing tank (12) to enter the conveying and irrigating system, and the floating ball water valve (6) drives the water pump (2) to work so as to keep the water amount in the mixing tank (12) unchanged.
6. The field pipe network type fertilizer accurate regulation and control operation system according to claim 5, characterized in that the mixing module further comprises a pressure maintaining valve (11) arranged at the output end of the gear pump (14), and the output end of the pressure maintaining valve (11) is communicated with the mixing tank (12).
7. The field pipe network type fertilizer precise control operation system according to claim 1, wherein the transport irrigation system comprises a main pipe and a plurality of branch pipes and a plurality of spraying units (17) arranged on the branch pipes;
the spraying unit (17) comprises a spray bar (174) and a spray head (171) which are vertically arranged on the branch pipe, and the spray head (171) is arranged above the spray bar (174).
8. The field pipe network type fertilizer precise regulation and control operation system according to claim 7, wherein the distance between adjacent branch pipes is 20 m.
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| CN202210635183.9A CN114946366A (en) | 2022-06-06 | 2022-06-06 | Accurate regulation and control operating system of field pipe network formula fertilizer |
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| CN202210635183.9A CN114946366A (en) | 2022-06-06 | 2022-06-06 | Accurate regulation and control operating system of field pipe network formula fertilizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115848625A (en) * | 2022-11-14 | 2023-03-28 | 安徽农业大学 | Multichannel flow accurate regulation and control unmanned aerial vehicle broadcast sowing device and method |
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| CN111557159A (en) * | 2020-05-20 | 2020-08-21 | 安徽农业大学 | Water and fertilizer integrated machine control system with crop nutrient demand analysis function and control method thereof |
| CN112219698A (en) * | 2020-10-15 | 2021-01-15 | 郑州科技学院 | Agricultural liquid manure integration intelligent integrated operation and maintenance system |
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2022
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| JP2011041503A (en) * | 2009-08-20 | 2011-03-03 | Hirata Denki Keiso:Kk | Watering/manuring device |
| CN209732208U (en) * | 2019-01-16 | 2019-12-06 | 山西东远科技有限公司 | Water, fertilizer, medicine integration automated control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115848625B (en) * | 2022-11-14 | 2024-01-26 | 安徽农业大学 | Multi-channel flow accurate regulation unmanned aerial vehicle broadcasting device and method |
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