CN117356237A - Small-sized high-efficiency water-fertilizer integrated remote control management system for sunlight greenhouse - Google Patents
Small-sized high-efficiency water-fertilizer integrated remote control management system for sunlight greenhouse Download PDFInfo
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- CN117356237A CN117356237A CN202311468149.8A CN202311468149A CN117356237A CN 117356237 A CN117356237 A CN 117356237A CN 202311468149 A CN202311468149 A CN 202311468149A CN 117356237 A CN117356237 A CN 117356237A
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000004891 communication Methods 0.000 claims abstract description 50
- 238000003973 irrigation Methods 0.000 claims abstract description 46
- 230000002262 irrigation Effects 0.000 claims abstract description 46
- 230000007613 environmental effect Effects 0.000 claims abstract description 12
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 230000004720 fertilization Effects 0.000 claims description 43
- 238000007726 management method Methods 0.000 claims description 42
- 238000012545 processing Methods 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000003860 storage Methods 0.000 claims description 22
- 238000003475 lamination Methods 0.000 claims description 11
- 230000037452 priming Effects 0.000 claims description 11
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000013500 data storage Methods 0.000 claims description 7
- 239000003621 irrigation water Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000007405 data analysis Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000005457 optimization Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000011217 control strategy Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 4
- 210000003608 fece Anatomy 0.000 claims description 3
- 230000006870 function Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000010871 livestock manure Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
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- 230000008635 plant growth Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a small-sized high-efficiency water and fertilizer integrated remote control management system for a sunlight greenhouse, which comprises the following components: water and fertilizer integrated remote control management system: the system is used for monitoring environmental parameters in a greenhouse in real time and realizing the adjustment and management of fertigation through remote control; irrigation system: delivering water from a water source to a field for irrigation; the water and fertilizer integrated remote control management system comprises a sensor subsystem, a data acquisition subsystem, a communication subsystem, a control center subsystem and a remote control subsystem. According to the invention, remote control and management can be realized, the requirement of manual operation is reduced, the problems can be found and solved in time through remote control management, the workload of manual inspection and maintenance is reduced, the labor cost is reduced, and the whole fertigation system is suitable for the conditions of scattered management of one greenhouse in one household and non-uniform cultivation crop types and cultivation time and is also suitable for areas with insufficient water yield of a single well.
Description
Technical Field
The invention relates to the technical field of greenhouse irrigation, in particular to a small-sized high-efficiency water and fertilizer integrated remote control management system for a sunlight greenhouse.
Background
Conventional agricultural production methods face many challenges as the population grows and climate changes are affected. As a modern agricultural production mode, the greenhouse agriculture has the advantages of saving land, water source, energy and the like. However, in a greenhouse environment, stable moisture and nutrient supply is required for crop growth. Greenhouse fertigation systems are a technology used in greenhouse agriculture that aims to provide adequate amounts of water and nutrients to meet the needs of plant growth. Greenhouse agriculture is a form of agriculture that is used to plant crops in controlled environments, often in areas where climate conditions are unfavorable or where soil quality is poor. The system monitors soil humidity, nutrient content and plant growth condition by using an automation technology and a sensor, and automatically regulates irrigation and fertilization according to actual requirements. The system accurately conveys water and nutrient substances to the plant roots in a spray irrigation, drip irrigation or spray mode and the like, so that the waste of water and fertilizer is reduced to the greatest extent.
In the prior art, in northern areas, a plurality of small farmers belong to individual households, the number of greenhouses is small, no proper management technology exists, and further, the management mode is relatively extensive, and the farmers do not effectively utilize greenhouse resources, so that the production efficiency is low, and the resources are wasted.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, in northern areas, a plurality of small farmers use 1 or 3 greenhouses to carry out production management, however, at present, the management mode is relatively extensive, the farmers do not effectively utilize greenhouse resources, the production efficiency is low, and the resources are wasted, and the small-sized high-efficiency water-fertilizer integrated remote control management system for the sunlight greenhouse is provided.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
small-size high-efficient liquid manure integration remote control management system of sunlight greenhouse includes:
water and fertilizer integrated remote control management system: the system is used for monitoring environmental parameters in a greenhouse in real time and realizing the adjustment and management of fertigation through remote control;
irrigation system: delivering water from a water source to a field for irrigation;
the system comprises a water and fertilizer integrated remote control management system, a self-sucking pump, a self-sucking valve switch, a water and fertilizer integrated remote control management system, a self-sucking pump, a self-sucking valve switch and a remote control system, wherein the water and fertilizer integrated remote control management system comprises a sensor subsystem, a data acquisition subsystem, a communication subsystem, a control center subsystem and a remote control subsystem, the sensor subsystem transmits acquired greenhouse environment parameter data to the data acquisition subsystem, the data acquisition subsystem receives the data transmitted by the sensor subsystem and processes and stores the data, the control center subsystem acquires the processed environment parameter data from the data acquisition subsystem and is used for controlling and managing irrigation and fertilizer, the control center subsystem sends a control command to the remote control subsystem through the communication subsystem, the remote control subsystem receives the control command and realizes remote control of the self-sucking pump and the self-sucking valve switch, and the remote control subsystem feeds back related operation results to the control center subsystem so as to monitor and feed back the state of the system in real time;
the irrigation system comprises a water storage tank, a self-sucking pump is arranged outside the water storage tank, an irrigation branch capillary is arranged outside the self-sucking pump, a fertilization mechanism is arranged outside the irrigation branch capillary, and the fertilization mechanism comprises a fertilization branch capillary arranged outside the irrigation branch capillary;
wherein the water storage tank is a plastic water storage barrel.
The technical scheme further comprises the following steps:
preferably, the sensor subsystem comprises a sensor module, a data processing module and a data transmission module, wherein the sensor module is used for monitoring indoor environmental parameters, the data processing module is responsible for processing and converting data acquired by the sensor, converting analog signals into digital signals and processing the digital signals, and the data transmission module is used for transmitting the processed data to other subsystems;
the environment parameters comprise temperature, humidity, illumination intensity and the like, the common sensors comprise a temperature sensor, a humidity sensor, an illumination sensor and the like, the data processing module performs filtering, calibration, unit conversion and the like, and the common transmission modes of the data transmission module comprise serial communication, wireless communication and the like.
Preferably, the data acquisition subsystem comprises a sensor interface module, a storage module and a clock module, wherein the sensor interface module is used for being connected with the sensor system, receiving digital signals acquired by the sensor, the storage module stores the received data into an internal memory or an external storage device for subsequent use and analysis, and the clock module provides clock signals of the system for synchronizing time sequences of data acquisition.
Preferably, the communication subsystem includes a communication interface module, a wireless communication module, a control center receiving module and a control center processing module, wherein the communication interface module is responsible for carrying out data communication with other subsystems, the wireless communication module is used for realizing wireless data transmission, the control center receiving module is used for receiving data transmitted by the communication module, the control center processing module is responsible for processing and analyzing the received data, the control center transmitting module is used for transmitting instructions or data to other devices and subsystems, the data acquisition subsystem transmits acquired environmental parameter data to the wireless communication module through the communication interface module, the wireless communication module transmits the data to the control center receiving module, the control center receiving module transmits the data to the control center processing module for processing after receiving the data, and the processed result can be transmitted to other devices or subsystems through the control center transmitting module to realize data sharing and instruction transmission;
the communication interface module may support different communication protocols and interfaces, such as serial communication, ethernet communication, wireless communication, etc., common wireless communication technologies include Wi-Fi, bluetooth, zigbee, loRa, etc., the communication module may select an appropriate wireless communication technology according to the requirements, the control center receiving module may be a receiving module in the control center subsystem or a receiving module in other devices, the control center processing module may perform processing operations such as displaying, storing, alarming, etc., and the control center sending module may send the result processed by the control center processing module to other modules or devices.
Preferably, the control center subsystem comprises a data receiving module, a data analyzing module, a control instruction generating module, a data storage module and a user interface module, wherein the data receiving module is responsible for receiving data from the data collecting subsystem, the data analyzing module processes and analyzes the received data, the control instruction generating module generates a corresponding control instruction according to the analysis result of the data analyzing module, the data storage module stores the received data and the processing result so as to facilitate subsequent query and analysis, and the user interface module provides an interface for interaction between a user and the control center subsystem;
the data receiving module can be used for carrying out data communication with the data acquisition system through the communication interface module and receiving the environmental parameter data acquired by the sensor, the control instruction generating module can be used for controlling equipment such as an irrigation system and a fertilization system to realize remote control and management, the data storage module can be used for storing the data into a database or other storage media, and a user can view real-time data through an interface, set control parameters, view history records and the like.
Preferably, the remote control subsystem comprises a user interface module, a remote control instruction generating module, a data transmission module, a control execution module and a feedback data transmission module, wherein the user interface module provides an interface for a user to interact with the remote control system, the remote control instruction generating module generates a corresponding control instruction according to an operation instruction received by the user interface module, the data transmission module is responsible for transmitting the operation instruction received by the user interface module to the control execution module, the control execution module executes corresponding control operation after receiving the control instruction transmitted by the user interface module, and the feedback data transmission module transmits the feedback data after the control execution module executes the operation back to the user interface module so that the user can know the result of the control operation;
the user interface module can be a mobile phone APP, a user can perform operations such as self-priming pump starting, electronic valve switching and parameter adjustment through an interface, the instructions can be starting or stopping the self-priming pump, switching the electronic valve, adjusting the fertigation parameters and the like, the control operation comprises switching the electronic valve and the like, the control execution module can communicate with hardware equipment of the fertigation system to realize remote control, and the feedback data can comprise self-priming pump states, electronic valve states, parameter adjustment results and the like.
Preferably, the data analysis module applies a model predictive control algorithm (Model Predictive Control, MPC) to minimize an objective function j=Σ (Qx (k) +ru (k)), where k represents time steps, Q and R are weight matrices, x (k) is a state vector of the system, and u (k) is a control input vector;
constraint conditions: ax (k+1) =bx (k) +cu (k), ul < = u (k) <= uh, xl < = x (k) < = xh, wherein A, B, C is a state transition matrix of the system, ul and uh are upper and lower limits of control inputs, xl and xh are upper and lower limits of state variables, the optimal control input u (k) is obtained by solving the above optimization problem, then the optimal control input u (k) is applied to the system, a control operation is executed, and in the next time step, the above steps are repeated to perform prediction, optimization and control execution, and then an optimal control strategy is generated.
Preferably, the outside check valve, air valve, solenoid valve, first lamination filter, water gauge, first PVC loose joint ball valve and second PVC loose joint ball valve that are provided with of irrigation branch capillary, first PVC loose joint ball valve sets up between fertilization branch capillary and irrigation branch capillary hookup location, the check valve sets up between self priming pump and fertilization branch capillary, the air valve sets up between self priming pump and fertilization branch capillary, the solenoid valve sets up between self priming pump and fertilization branch capillary, first lamination filter sets up between self priming pump and fertilization branch capillary, the water gauge sets up between self priming pump and fertilization branch capillary.
Preferably, the outside of the fertilization branch capillary is provided with a PVC check valve, a second ball valve, a proportional fertilization pump, a second lamination filter and a first ball valve, irrigation water firstly passes through the PVC check valve, then passes through the second ball valve, then passes through the proportional fertilization pump, then passes through the second lamination filter, and finally passes through the first ball valve to the irrigation branch capillary;
wherein, the proportion fertilization pump is hydraulically driven, low energy consumption and fertilizer injection uniformity.
The invention has the following beneficial effects:
1. according to the invention, remote control and management can be realized, the requirement of manual operation is reduced, the problems can be found and solved in time through remote control and management, the workload of manual inspection and maintenance is reduced, and the labor cost is reduced.
2. In the invention, the whole fertigation system is suitable for the conditions of scattered management of one family of a greenhouse and non-uniform cultivation crop types and cultivation time, and is also suitable for areas with insufficient water yield of a single well.
3. According to the invention, the irrigation system can be intelligently controlled according to real-time environmental conditions and crop demands, excessive watering and water resource waste are avoided, and through accurate water and fertilizer proportioning, water and fertilizer integration is realized, the fertilizer application effect is improved, and fertilizer waste is reduced.
4. According to the invention, an optimal control strategy is generated through a model predictive control algorithm, and the system can achieve an optimal control effect in the predicted time through the optimization algorithm by adjusting parameters such as irrigation water quantity, irrigation time and irrigation mode, and simultaneously, the state of the system is monitored in real time through a sensor, and adjustment and correction are carried out according to actual conditions.
Drawings
Fig. 1 is a schematic structural diagram of a small-sized high-efficiency water-fertilizer integrated remote control management system for a sunlight greenhouse;
FIG. 2 is a first system block diagram of the present invention;
fig. 3 is a second system block diagram of the present invention.
In the figure: 1. a water storage tank; 2. a self priming pump; 3. irrigation of the capillary tube; 4. fertilizing a capillary; 5. a non-return valve; 6. an air valve; 7. an electromagnetic valve; 8. a first laminated filter; 9. a water meter; 10. a first PVC loose-joint ball valve; 11. a first ball valve; 12. a second laminated filter; 13. a proportional fertilization pump; 14. a PVC check valve; 15. the second PVC loose joint ball valve; 16. and a second ball valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, comprising: water and fertilizer integrated remote control management system: the system is used for monitoring environmental parameters in a greenhouse in real time and realizing the adjustment and management of fertigation through remote control;
irrigation system: delivering water from a water source to a field for irrigation;
the system comprises a water and fertilizer integrated remote control management system, a self-priming pump, a self-priming valve, a remote control system and a control center system, wherein the water and fertilizer integrated remote control management system comprises a sensor subsystem, a data acquisition subsystem, a communication subsystem, the control center subsystem and the remote control subsystem, the sensor subsystem transmits acquired greenhouse environment parameter data to the data acquisition subsystem, the data acquisition subsystem receives the data transmitted by the sensor subsystem and processes and stores the data, the control center subsystem acquires the processed environment parameter data from the data acquisition subsystem and is used for controlling and managing irrigation and fertilizer, the control center subsystem transmits a control command to the remote control subsystem through the communication subsystem, the remote control subsystem receives the control command and realizes remote control of the self-priming pump and the electronic valve switch, and the remote control subsystem feeds back related operation results to the control center subsystem so as to monitor and feed back the state of the system in real time;
the sensor subsystem comprises a sensor module, a data processing module and a data transmission module, wherein the sensor module is used for monitoring environmental parameters in a temperature chamber, the data processing module is responsible for processing and converting data acquired by the sensor, converting analog signals into digital signals, processing the digital signals and transmitting the processed data to other subsystems;
the data acquisition subsystem comprises a sensor interface module, a storage module and a clock module, wherein the sensor interface module is used for being connected with the sensor system, receiving digital signals acquired by the sensor, the storage module stores the received data into an internal memory or an external storage device for subsequent use and analysis, and the clock module provides clock signals of the system and is used for synchronizing time sequences of data acquisition;
the communication subsystem comprises a communication interface module, a wireless communication module, a control center receiving module and a control center processing module, wherein the communication interface module is responsible for carrying out data communication with other subsystems, the wireless communication module is used for realizing wireless data transmission, the control center receiving module is used for receiving data transmitted by the communication module, the control center processing module is responsible for processing and analyzing the received data, the control center transmitting module is used for transmitting instructions or data to other devices and subsystems, the data acquisition subsystem transmits acquired environmental parameter data to the wireless communication module through the communication interface module, the wireless communication module transmits the data to the control center receiving module, the control center receiving module transmits the data to the control center processing module for processing after receiving the data, and the processed result can be transmitted to other devices or subsystems through the control center transmitting module to realize data sharing and instruction transmission;
the control center subsystem comprises a data receiving module, a data analyzing module, a control instruction generating module, a data storage module and a user interface module, wherein the data receiving module is used for receiving data from the data acquisition subsystem, the data analyzing module processes and analyzes the received data, the control instruction generating module generates corresponding control instructions according to the analysis result of the data analyzing module, the data storage module stores the received data and the processing result so as to facilitate subsequent inquiry and analysis, and the user interface module provides an interface for interaction between a user and the control center subsystem;
the data analysis module is applied with a model predictive control algorithm (Model Predictive Control, MPC) to minimize an objective function j=Σ (Qx (k) +ru (k)), where k represents a time step, Q and R are weight matrices, x (k) is a state vector of the system, and u (k) is a control input vector;
constraint conditions: ax (k+1) =bx (k) +cu (k), ul < = u (k) <= uh, xl < = x (k) < = xh, wherein A, B, C is a state transition matrix of the system, ul and uh are upper and lower limits of control input, xl and xh are upper and lower limits of state variables, the optimal control input u (k) is obtained by solving the above optimization problem, then the optimal control input u (k) is applied to the system, control operation is executed, and in the next time step, the steps are repeated to predict, optimize and control execution, and then the optimal control strategy is generated;
the remote control subsystem comprises a user interface module, a remote control instruction generation module, a data transmission module, a control execution module and a feedback data transmission module, wherein the user interface module provides an interface for interaction between a user and the remote control system, the remote control instruction generation module generates a corresponding control instruction according to an operation instruction received by the user interface module, the data transmission module is responsible for transmitting the operation instruction received by the user interface module to the control execution module, the control execution module executes corresponding control operation after receiving the control instruction transmitted by the user interface module, and the feedback data transmission module transmits feedback data after the control execution module executes the operation back to the user interface module so that the user can know the result of the control operation.
In the embodiment of the invention, the water and fertilizer integrated remote control management system on the mobile phone APP or the computer terminal is installed and configured, so that the water and fertilizer integrated remote control management system can be ensured to be communicated with the irrigation system, and can receive control instructions and display feedback data of a user, and the water and fertilizer integrated remote control management system is opened by using the mobile phone APP or the computer terminal, and an option for establishing connection with the irrigation system is selected in the water and fertilizer integrated remote control management system. Relevant device information and connection settings are entered according to the requirements of the system.
In the user interface of the water and fertilizer integrated remote control management system, operations to be performed, such as starting the self-priming pump 2, switching the electronic valve, adjusting the fertigation parameters, and the like, are selected, corresponding parameters are input or preset configurations are selected according to the guidance of the system, and the water and fertilizer integrated remote control management system transmits control instructions generated by the user operations to the control execution module. The command can be sent to the control execution module through network communication or other transmission modes, and after the control execution module receives the control command, corresponding operations are executed, such as starting the self-priming pump 2, switching the electronic valve, adjusting the fertigation parameters and the like. The control execution module is communicated with hardware equipment of the irrigation system to realize remote control;
after the control execution module executes the operation, feedback data is generated, and the feedback data is transmitted to the integrated remote control management system for water and fertilizer through the feedback data transmission module. In the user interface, the results of the control operation, such as the self-priming pump 2 state, the electronic valve state, the parameter adjustment result, and the like, are displayed.
As shown in fig. 1, the irrigation system comprises a water storage tank 1, a self-sucking pump 2 is arranged outside the water storage tank 1, an irrigation pipe 3 is arranged outside the self-sucking pump 2, a fertilization mechanism is arranged outside the irrigation pipe 3, and the fertilization mechanism comprises a fertilization pipe 4 arranged outside the irrigation pipe 3;
the outside of the irrigation branch capillary 3 is provided with a check valve 5, an air valve 6, an electromagnetic valve 7, a first laminated filter 8, a water meter 9, a first PVC loose joint ball valve 10 and a second PVC loose joint ball valve 15, wherein the first PVC loose joint ball valve 10 is arranged between the connection position of the fertilization branch capillary 4 and the irrigation branch capillary 3, the check valve 5 is arranged between the self-priming pump 2 and the fertilization branch capillary 4, the air valve 6 is arranged between the self-priming pump 2 and the fertilization branch capillary 4, the electromagnetic valve 7 is arranged between the self-priming pump 2 and the fertilization branch capillary 4, the first laminated filter 8 is arranged between the self-priming pump 2 and the fertilization branch capillary 4, and the water meter 9 is arranged between the self-priming pump 2 and the fertilization branch capillary 4;
the outside of the fertilization branch pipe 4 is provided with a PVC check valve 14, a second ball valve 16, a proportional fertilization pump 13, a second lamination filter 12 and a first ball valve 11, irrigation water firstly passes through the PVC check valve 14, then passes through the second ball valve 16, then passes through the proportional fertilization pump 13, then passes through the second lamination filter 12, and finally passes through the first ball valve 11 to the irrigation branch pipe 3.
In the embodiment of the invention, irrigation water is pumped to the ground through an irrigation wellhead and is conveyed into a water storage tank 1 in a greenhouse through a water conveying main pipe, the water storage tank 1 plays a role in regulating water quantity and water temperature, a self-priming pump 2 is started, irrigation capillary 3 is injected from the water storage tank 1, solid particles and suspended matters in the water are removed through a first lamination filter 8, the water meter 9 observes and records the discharged irrigation water, a first PVC loose joint ball valve 10 is closed, the irrigation water enters a fertilization capillary 4, and fertilizer and water are mixed in proportion when passing through a proportional fertilization pump 13, so that precise fertilization control is realized.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Small-size high-efficient liquid manure integration remote control management system of sunlight greenhouse, its characterized in that includes:
water and fertilizer integrated remote control management system: the system is used for monitoring environmental parameters in a greenhouse in real time and realizing the adjustment and management of fertigation through remote control;
irrigation system: for delivering water from a source of water into a field for irrigation;
the system comprises a water and fertilizer integrated remote control management system, a self-sucking pump (2), a self-sucking valve (E) and a remote control system, wherein the water and fertilizer integrated remote control management system comprises a sensor subsystem, a data acquisition subsystem, a communication subsystem, a control center subsystem and the remote control subsystem, the sensor subsystem transmits acquired greenhouse environment parameter data to the data acquisition subsystem, the data acquisition subsystem receives the data transmitted by the sensor subsystem and processes and stores the data, the control center subsystem acquires the processed environment parameter data from the data acquisition subsystem and is used for controlling and managing irrigation and fertilizer, the control center subsystem transmits a control command to the remote control subsystem through the communication subsystem, the remote control subsystem receives the control command and realizes remote control of the self-sucking pump and the electronic valve switch, and the remote control subsystem feeds back related operation results to the control center subsystem so as to monitor and feed back the state of the system in real time;
the irrigation system comprises a water storage tank (1), a self-sucking pump (2) is arranged outside the water storage tank (1), an irrigation branch capillary tube (3) is arranged outside the self-sucking pump (2), a fertilization mechanism is arranged outside the irrigation branch capillary tube (3), and the fertilization mechanism comprises a fertilization branch capillary tube (4) arranged outside the irrigation branch capillary tube (3).
2. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein the sensor subsystem comprises a sensor module, a data processing module and a data transmission module, the sensor module is used for monitoring indoor environmental parameters, the data processing module is responsible for processing and converting data acquired by the sensor, converting analog signals into digital signals and processing the digital signals, and the data transmission module transmits the processed data to other subsystems.
3. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein the data acquisition subsystem comprises a sensor interface module, a storage module and a clock module, the sensor interface module is used for being connected with the sensor system and receiving digital signals acquired by a sensor, the storage module stores the received data into an internal memory or an external storage device for subsequent use and analysis, and the clock module provides clock signals of the system for synchronizing time sequences of data acquisition.
4. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein the communication subsystem comprises a communication interface module, a wireless communication module, a control center receiving module, a control center processing module and a control center sending module, the communication interface module is responsible for carrying out data communication with other subsystems, the wireless communication module is used for realizing wireless data transmission, the control center receiving module is used for receiving data transmitted by the communication module, the control center processing module is responsible for processing and analyzing the received data, the control center sending module is used for sending instructions or data to other devices and subsystems, the data acquisition subsystem is used for transmitting acquired environmental parameter data to the wireless communication module through the communication interface module, the wireless communication module is used for transmitting the data to the control center receiving module, the control center receiving module is used for transmitting the data to the control center processing module for processing after receiving the data, and the processed result can be sent to other devices or subsystems through the control center sending module to realize data sharing and instruction transmission.
5. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein the control center subsystem comprises a data receiving module, a data analysis module, a control instruction generation module, a data storage module and a user interface module, the data receiving module is responsible for receiving data from the data acquisition subsystem, the data analysis module processes and analyzes the received data, the control instruction generation module generates corresponding control instructions according to the analysis result of the data analysis module, the data storage module stores the received data and the processing result so as to facilitate subsequent query and analysis, and the user interface module provides an interface for a user to interact with the control center subsystem.
6. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein the remote control subsystem comprises a user interface module, a remote control instruction generation module, a data transmission module, a control execution module and a feedback data transmission module, the user interface module provides an interface for interaction between a user and the remote control system, the remote control instruction generation module generates a corresponding control instruction according to an operation instruction received by the user interface module, the data transmission module is responsible for transmitting the operation instruction received by the user interface module to the control execution module, the control execution module executes corresponding control operation after receiving the control instruction transmitted by the user interface module, and the feedback data transmission module transmits feedback data after the control execution module executes the operation to the user interface module so that the user can know the result of the control operation.
7. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 5, wherein the data analysis module is applied with a model predictive control algorithm (Model Predictive Control, MPC), a minimization objective function j=Σ (Qx (k) +ru (k)), wherein k represents a time step, Q and R are weight matrices, x (k) is a state vector of the system, and u (k) is a control input vector;
constraint conditions: ax (k+1) =bx (k) +cu (k), ul < = u (k) <= uh, xl < = x (k) < = xh, wherein A, B, C is a state transition matrix of the system, ul and uh are upper and lower limits of control inputs, xl and xh are upper and lower limits of state variables, the optimal control input u (k) is obtained by solving the above optimization problem, then the optimal control input u (k) is applied to the system, a control operation is executed, and in the next time step, the above steps are repeated to perform prediction, optimization and control execution, and then an optimal control strategy is generated.
8. The sunlight greenhouse small-size high-efficient liquid manure integration remote control management system according to claim 1, characterized in that, irrigation branch pipe (3) outside is provided with check valve (5), air valve (6), solenoid valve (7), first lamination filter (8), water gauge (9), first PVC loose joint ball valve (10) and second PVC loose joint ball valve (15), first PVC loose joint ball valve (10) set up between fertilization branch pipe (4) and irrigation branch pipe (3) hookup location, check valve (5) set up between self priming pump (2) and fertilization branch pipe (4), air valve (6) set up between self priming pump (2) and fertilization branch pipe (4), solenoid valve (7) set up between self priming pump (2) and fertilization branch pipe (4), first lamination filter (8) set up between self priming pump (2) and fertilization branch pipe (4), water gauge (9) set up between self priming pump (2) and fertilization branch pipe (4).
9. The sunlight greenhouse small-sized efficient water and fertilizer integrated remote control management system according to claim 1, wherein a PVC check valve (14), a second ball valve (16), a proportional fertilization pump (13), a second lamination filter (12) and a first ball valve (11) are arranged outside the fertilization branch pipe (4), irrigation water firstly passes through the PVC check valve (14), then passes through the second ball valve (16), then passes through the proportional fertilization pump (13), then passes through the second lamination filter (12), and finally passes through the first ball valve (11) to the irrigation branch pipe (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311468149.8A CN117356237A (en) | 2023-11-07 | 2023-11-07 | Small-sized high-efficiency water-fertilizer integrated remote control management system for sunlight greenhouse |
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| CN202311468149.8A CN117356237A (en) | 2023-11-07 | 2023-11-07 | Small-sized high-efficiency water-fertilizer integrated remote control management system for sunlight greenhouse |
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| CN202311468149.8A Pending CN117356237A (en) | 2023-11-07 | 2023-11-07 | Small-sized high-efficiency water-fertilizer integrated remote control management system for sunlight greenhouse |
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