CN115474465A - Rainwater collection holds and liquid manure intelligence irrigation system based on solar photovoltaic power generation is driven - Google Patents

Rainwater collection holds and liquid manure intelligence irrigation system based on solar photovoltaic power generation is driven Download PDF

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Publication number
CN115474465A
CN115474465A CN202211152376.5A CN202211152376A CN115474465A CN 115474465 A CN115474465 A CN 115474465A CN 202211152376 A CN202211152376 A CN 202211152376A CN 115474465 A CN115474465 A CN 115474465A
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water
power generation
fertilizer
photovoltaic power
rainwater
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吴路华
白晓永
李朝君
张思蕊
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Institute of Geochemistry of CAS
Tongren University
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Institute of Geochemistry of CAS
Tongren University
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Priority to CN202211152376.5A priority Critical patent/CN115474465A/en
Publication of CN115474465A publication Critical patent/CN115474465A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A01C23/042Adding fertiliser to watering systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/30Supporting structures being movable or adjustable, e.g. for angle adjustment
    • H02S20/32Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/12Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Power Engineering (AREA)
  • Sustainable Development (AREA)
  • Environmental & Geological Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Fertilizing (AREA)

Abstract

The invention discloses a rainwater collection and storage and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving; the solar photovoltaic power generation system comprises: the solar photovoltaic power generation board is used for realizing real-time energy supply; high-efficient collection of rainwater intelligence holds system: rainwater is automatically and efficiently collected, stored, distributed and irrigated; soil liquid manure intelligent monitoring system: monitoring the soil moisture and nutrient content in real time, and outputting signals of the soil moisture and nutrient content; the signal processing control system: receiving information collected by each system and outputting a control signal; high-efficient irrigation system of liquid manure intelligent distribution: automatically distributing and irrigating water and fertilizer to the soil according to the control signal output by the signal processing control system; solves the problems of difficult irrigation, low efficiency, high cost, low fertilizer utilization rate, unbalanced nutrients, water shortage, drought, soil hardening and the like caused by the extensive fertilization and irrigation technology of the ecological agricultural park in the hilly area.

Description

Rainwater collection holds and liquid manure intelligence irrigation system based on solar photovoltaic power generation is driven
Technical Field
The invention belongs to the technical field of automatic control, and particularly relates to a rainwater collection and storage and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving.
Background
The water content and the nutrient content of the soil are two important parameters of the soil property, and have important influence on agricultural production. In karst mountain areas in China, the ground surface is steep and broken due to strong restriction of karst geological backgrounds, the water content in soil is easily influenced by engineering water shortage, and the natural nutrient content is low due to the fact that the karst area soil is basically from chemical weathering of bedrock. The water content of the soil in the area mainly comes from rainfall, and the nutrient content mainly comes from artificial fertilization. However, because the runoff coefficient of the karst slope is extremely low, surface runoff is difficult to form although the rainfall is abundant, and the rain collecting surface of rain collecting engineering constructed on the slope is small, and the rain collecting amount is small in the month with small single rainfall. Therefore, a plurality of small water pools and small water cellars built on the slope surface are always dried all year round, the phenomena of 'filling sun in the daytime and filling moon at night' occur, the effects of drought resistance and driving protection and navigation protection for production construction are achieved, the water shortage in engineering is very serious, manpower and material resources are seriously wasted, and a large amount of valuable cultivated land resources are occupied. Therefore, the engineering water shortage problem in the karst mountain area seriously hinders the development of the ecological agriculture economy in the karst mountain area. The automatic rain collecting device technology which is developed in the past and is suitable for the karst rocky desertification mountain areas can be applied to various artificial water reservoirs constructed on the slope surface of the karst mountain areas to realize rain collecting and storing, and has the advantages of simple technical structure, no energy consumption and no pollution. However, the production and investment costs in the rocky desertification mountain land are too high, the production-investment ratio is too low, the large-scale application in the mountain area is difficult, and the problem of engineering water shortage on the slope surface of the karst mountain area cannot be fundamentally solved. In addition, the existing water and fertilizer irrigation technology of the mountain ecological agriculture garden mostly adopts artificial irrigation, the intelligent automation is not high, the investment or maintenance cost is high, the irrigation efficiency is low, and the water and fertilizer irrigation process is not coordinated, so that the phenomena of no fertilization during irrigation, fertilization, insufficient irrigation and the like are caused. Due to lack of monitoring of soil fertility, managers lack scientific understanding and use basis for the demand of crops or soil water and fertilizer and the condition of fertilizer application proportion, and often visually judge according to experience, so that the phenomena of excessive fertilizer application, blind fertilizer application or insufficient fertilizer application are caused, the problems of soil nutrient unbalance, soil hardening and more serious increase of plant diseases and insect pests are caused, and the technical problems of utilization, optimized regulation and control and the like of water resources such as agricultural irrigation water cannot be solved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the rainwater collection and storage and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation is provided, so that the problem of engineering water shortage on the slope surface in the karst mountain area is solved; due to the lack of monitoring of soil fertility, scientific understanding and use basis on the demand of crops or soil water and fertilizer and the condition of fertilizer application proportion are lacked, so that the phenomena of excessive fertilization, blind fertilization or insufficient fertilization are caused, further soil nutrient imbalance, soil hardening and increase of plant diseases and insect pests are caused, and the technical problems of utilization, optimized regulation and control and the like of water resources such as agricultural irrigation water and the like cannot be solved.
The technical scheme of the invention is as follows:
a rainwater collection and storage and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving; the method comprises the following steps:
the solar photovoltaic power generation system comprises: the solar photovoltaic power generation board is used for realizing real-time energy supply;
high-efficient collection of rainwater intelligence holds system: rainwater is automatically and efficiently collected, stored, distributed and irrigated;
soil liquid manure intelligent monitoring system: monitoring the soil moisture and nutrient content in real time, and outputting signals of the soil moisture and nutrient content;
the signal processing control system: receiving information collected by each system and outputting a control signal;
high-efficient irrigation system of liquid manure intelligence distribution: and automatically distributing and irrigating water and fertilizer to the soil according to the control signal output by the signal processing control system.
The metal bracket system comprises a hollow support column and an electric control multi-direction corner device; the front end of the electric control telescopic rod is connected with the electric control multi-direction corner device on the hollow support column, the pitching angle of the electric control telescopic rod of the solar power generation panel is driven and controlled through the built-in motor, the electric control multi-direction corner device is connected with the signal processing control system through a control line, and the motor is built in the electric control multi-direction corner device.
The solar photovoltaic power generation system comprises: the device comprises a photovoltaic power generation board, an electric control telescopic rod, an energy collection storage battery, a temperature sensor, an illumination tracking sensor and a control line; the photovoltaic power generation panel comprises a solar panel, a controller and an inverter, wherein the controller prevents the energy collection storage battery from being overcharged and overdischarged; the inverter converts the direct current into alternating current; the illumination tracking sensor is used for sensing and monitoring the illumination angle and intensity of the sun in real time, is installed on the photovoltaic power generation panel, feeds back the illumination angle and the light intensity to the signal processing control system to control the electric control multi-directional corner device on the metal support system, ensures that the photovoltaic power generation panel can be directly opposite to the sun in real time at the time of no rain, and keeps the power generation efficiency to reach the optimal state.
The intelligent rainwater high-efficiency collecting and storing system comprises a rainwater collecting plate, a rain and snow sensor, a rainwater guiding groove, a water guiding opening, a rainwater conveying pipe, an electric control water pump, a water storage quantity sensor and a water storage tank; the rain collecting plate is a photovoltaic power generation plate, the rain guiding groove is of a groove structure at the edge of the photovoltaic power generation plate and is used for guiding rainwater stored in the photovoltaic power generation plate, a connecting part of the photovoltaic power generation plate and the photovoltaic support is provided with a flow guide opening and a rain conveying pipe, the rain conveying pipe is arranged on the metal support above the reservoir, and the rain conveying pipe is connected with the flow guide opening and the reservoir. The rainwater is conveyed to the reservoir below through the rainwater guide groove, the rainwater guide opening and the rainwater conveying pipe.
The rain and snow sensor is arranged on the photovoltaic power generation panel and used for monitoring the rain intensity and the rain direction; the rain and snow sensor is connected with the signal processing control system; the signal processing control system controls the electric control multi-direction corner device on the metal support system to control the telescopic length and the pitching angle of the electric control telescopic rod in a rotating mode so as to change the pitching angle of the solar power generation panel and change the effective rain collecting area.
The soil water and fertilizer intelligent monitoring system comprises a soil moisture sensor, a moisture real-time monitoring probe, a soil nutrient sensor, a nitrogen monitoring probe, a phosphorus monitoring probe, a potassium monitoring probe and a trace element monitoring probe; and a soil moisture critical threshold value and a soil nutrient critical threshold value are arranged in the soil moisture sensor and the soil nutrient sensor.
The water and fertilizer intelligent distribution efficient irrigation system comprises a water and fertilizer intelligent distribution system and a water and fertilizer automatic irrigation system; the water and fertilizer intelligent distribution system comprises a water distribution box, a nutrient distribution box and a water and fertilizer distribution box, wherein a reservoir is used for providing a water distribution source, a water suction pump is arranged in the reservoir and used for pumping water in the reservoir to the water distribution box, and the water distribution box is connected with the water and fertilizer distribution box through a water distribution pipe; the nutrient distribution box is also connected with the water and fertilizer distribution box; nutrient tanks are arranged in the nutrient distribution box; each nutrient groove is connected with the water and fertilizer distribution box through a nutrient conveying pipe; the nutrient conveying pipe is provided with a control valve.
An electric control water pump is installed in the water and fertilizer distribution box and is connected with a signal processing control system.
The automatic water and fertilizer irrigation system comprises a transverse rotary water delivery telescopic rod, a water and fertilizer delivery pipe, a reticular metal bracket, a rotary valve and an irrigation spray head; the front end of the transverse rotating water delivery telescopic rod is connected with an electric control multidirectional corner device, a liquid manure conveying pipe is installed in the transverse rotating water delivery telescopic rod, and a reticular rectangular metal support used for bearing irrigation spray heads is designed at the tail end of the transverse rotating water delivery telescopic rod.
The invention has the beneficial effects that:
the intelligent rainwater and fertilizer distribution irrigation system comprises a solar photovoltaic power generation system, a metal bracket system, an intelligent rainwater collection and storage system, an information processing and control system, an intelligent soil and water and fertilizer monitoring system and an intelligent water and fertilizer distribution irrigation system. The solar photovoltaic power generation system can utilize the solar photovoltaic power generation board to realize real-time energy supply; the intelligent rainwater high-efficiency collecting and storing system realizes automatic rainwater high-efficiency collecting and storing and water distribution irrigation; the soil water and fertilizer intelligent monitoring system can monitor the soil moisture and nutrient content in real time and output signals of the soil moisture and nutrient content, and the water and fertilizer intelligent delivery efficient irrigation system can automatically deliver and irrigate water and fertilizer to the soil according to the soil moisture and nutrient content signals output by the soil water and fertilizer intelligent monitoring system and output by the signal processing control system; solar photovoltaic automatic generation, rainwater intelligent collection holds and soil needs water to support intelligent monitoring, each item work such as delivery and automatic high-efficient irrigation is accomplished by signal processing control system, realized the purpose of the automatic high-efficient collection of intelligence and holds irrigation, the energy consumption does not have, pollution-free, simple ageing, labour saving and time saving, solved the irrigation difficulty that causes after the ecological agriculture garden in current mountain area fertilize irrigation technique is extensive, inefficiency, with high costs, fertilizer utilization ratio is low, the nutrient is unbalanced, the arid, soil hardening scheduling problem of lack of water, especially have great popularization and using value in the broken karst mountain area ecological agriculture district in earth's surface.
Drawings
Fig. 1 is a schematic structural diagram of a rainwater efficient collection and storage and water and fertilizer intelligent automatic irrigation management system based on solar photovoltaic power generation driving provided by an embodiment of the invention;
FIG. 2 is a schematic top view of an embodiment of the present invention;
fig. 3 is a schematic view of a hybrid structure of a photovoltaic power generation panel and a rain-collecting plate provided by an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an intelligent water and fertilizer distribution system provided in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
The invention includes:
the solar photovoltaic power generation subsystem: the solar photovoltaic power generation system comprises a photovoltaic power generation board 11, an electric control telescopic rod 12, an energy collection storage battery 13, a temperature sensor 15, an illumination tracking sensor 16 and a control line 17.
The photovoltaic power generation panel 11 is composed of three major parts, namely a solar panel, a controller and an inverter, wherein the controller is equipment capable of automatically preventing the storage battery from being overcharged and overdischarged; an inverter is a device that converts direct current to alternating current. The solar photovoltaic power generation panel is arranged and installed on the top of a hollow support column 31 of a metal support system on the water storage tank 27, the solar photovoltaic power generation panel is connected with an electric control multi-direction corner device 32 on the hollow support column 31 through the electric control multi-direction corner device 32 and the electric control telescopic rod 12, and storage batteries of the power generation panels are connected through a control line 17 to form a storage battery energy collection power supply system. The control wires 17 are all arranged in the electric control telescopic rod 12 and the hollow supporting column 31.
The illumination tracking sensor 16 is used for sensing and monitoring the illumination angle and intensity of the sun in real time, is installed on the photovoltaic power generation panel, feeds back the illumination angle and light intensity to the signal processing control system to control the electric control multi-direction corner device 32 on the metal support system, ensures that the solar photovoltaic power generation panel can be directly opposite to the sun in real time at the time of no rain, and keeps the power generation efficiency to reach the optimal state.
High-efficient collection of rainwater intelligence holds system: the rain and snow sensor comprises a rain collecting plate 21, a rain and snow sensor 14, a rain guide groove 22, a guide opening 23, a rain conveying pipe 24, an electric control water pump 25, a water storage amount sensor 26 and a water storage tank 27.
The invention uses a solar photovoltaic power generation plate as a rain collecting plate 21 to collect rainfall, and the collected rainwater is conveyed to a water storage tank 27 below through a rain guide groove 22, a flow guide opening 23 and a rainwater conveying pipe 24. An electric control water suction pump 25 and a water storage sensor 26 are arranged in the water storage tank 27, and the water storage sensor 26 is used for feeding back a water storage signal to the signal processing control system so as to control the rain collecting efficiency of the rain collecting plate.
The rain guide groove 22 is designed in a groove structure at the edge of the photovoltaic power generation panel and is used for guiding rainwater collected and stored by the photovoltaic power generation panel, a connecting part of the photovoltaic power generation panel and the photovoltaic support is provided with a flow guide opening 23 and a rainwater communicating pipe, and the rainwater communicating pipe is arranged on the metal support above the water storage tank 27 and is connected with the flow guide opening 23 and the water storage tank 27. The solar power generation panel is provided with a rain and snow sensor 14 for monitoring the intensity of rain and controlling the pitching angle of the solar power generation panel in the direction of rain, and changing the effective rain collecting area. The rain and snow sensor 14 and the temperature sensor 15 are used for monitoring rain and snow weather and temperature in real time, are also arranged on the solar photovoltaic power generation panel, and feed back rain and snow quantity and temperature to the signal processing control system so as to control the electric control multi-direction corner device 32 on the metal support system to control the telescopic length and the pitching angle of the electric control telescopic rod 12 in a rotating manner.
The invention uses a solar photovoltaic power generation plate as a rain collecting plate to collect rainfall, and the collected rainwater is conveyed to a water storage tank 27 below through a rainwater guide groove 22, a flow guide opening 23 and a rainwater conveying pipe 24. An electric control water pump 25 and a water storage sensor 26 are installed in the reservoir 27, the water storage sensor 26 is used for feeding back a water storage signal to the signal processing control system, and the rainwater collection efficiency of the rainwater collection plate is controlled by feeding back the collected rainwater amount to adjust the inclination angle of the rainwater collection plate and change the rainwater collection area.
Metal stent systems: comprises a hollow supporting column 31, an electric control multi-direction corner device 32 and the like.
The front end of the electric control telescopic rod 12 is connected with an electric control multi-direction corner device 32 at the upper end of the hollow supporting column 31, and the pitching angle of the electric control telescopic rod 12 of the solar power generation panel is controlled through the driving of a built-in motor, so that the purpose of automatically changing the effective rain collecting area of the power generation panel is achieved. The electric control multi-way angle turning device 32 is connected with the signal processing control system through a control line 17 and works according to the control instruction output by the signal processing control system. The built-in motor is installed in the electric control multi-way corner device 32.
Soil liquid manure intelligent monitoring system 4: comprises a soil moisture sensor 41, a moisture real-time monitoring probe 42, a soil nutrient sensor 43, a nitrogen monitoring probe 44, a phosphorus monitoring probe 45, a potassium monitoring probe 46, a trace element monitoring probe 47, a control line 17 and the like.
The soil moisture sensor 41 is used for receiving, processing and outputting soil moisture content signals and is connected with the signal processing control system through the control line 17. The soil nutrient sensor 42 is used for receiving, processing and outputting signals of soil nutrient content, and is also connected with the signal processing control system through the control line 17. The soil water and fertilizer sensors are all provided with soil moisture critical threshold values and soil nutrient (nitrogen, phosphorus, potassium and trace elements) critical threshold values.
The tail ends of the soil moisture sensor 41 and the soil nutrient sensor 43 are respectively provided with a moisture real-time monitoring probe 42 and a nutrient real-time monitoring probe which are externally inserted into soil, and the moisture and nutrient contents in the soil are monitored in real time through the control line 17. Wherein the soil nutrient real-time monitoring probe is divided into a nitrogen monitoring probe 44, a phosphorus monitoring probe 45, a potassium monitoring probe 46 and a trace element monitoring probe 47.
High-efficient irrigation system of liquid manure intelligence distribution: comprises a water and fertilizer intelligent distribution system 56, a water and fertilizer automatic irrigation system and other devices.
The water and fertilizer intelligent distribution system 56 is composed of a water distribution system, a nutrient distribution system and a water and fertilizer mixing and distributing box, and is arranged at the upper end of the hollow supporting column 31, below the electric control multi-directional corner device 32 and above the signal processing and control system. Moisture distribution box 562 and nutrient distribution box 563 are both independently connected to water and fertilizer distribution box 566.
The moisture distribution system comprises a moisture distribution tank 562, a water distribution pipe 561 and an electrically controlled suction pump 25. A reservoir 27 is provided for providing a source of water for distribution, and an electronically controlled suction pump 25 is mounted within the reservoir 27 for pumping water from the reservoir 27 to a water distribution tank 562. The water distribution box 562 is connected to the electrically controlled suction pump 25 and the water and fertilizer distribution box 566 in the reservoir 27 through a water distribution pipe 561.
Nutrient tanks (potassium fertilizer tanks, nitrogen fertilizer tanks, phosphorus fertilizer tanks and trace element tanks) are designed in the nutrient distribution system, and each nutrient tank is provided with a nutrient delivery control valve 564 which can deliver nutrients into the water and fertilizer distribution box 566 according to the amount through a nutrient delivery pipe 565.
An electric control water pump 567 is designed and installed in the water and fertilizer distribution box 566, the electric control water pump 567 is connected with the signal processing control system through a control line 17, and required water pressure is output according to the required irrigation area and distance fed back by the soil water and fertilizer intelligent monitoring system.
The automatic water and fertilizer irrigation system comprises a transverse rotating water delivery telescopic rod 51, a water and fertilizer delivery pipe 52, a net-shaped metal bracket, a rotary valve 55 and a micropore irrigation spray nozzle 54.
The front end of the transverse rotating water delivery telescopic rod 51 is connected with the electric control multi-direction angle turning device 32, a water and fertilizer delivery pipe 52 is arranged in the transverse rotating water delivery telescopic rod, a reticular rectangular metal bracket for bearing the micropore irrigation spray heads is designed at the tail end, the micropore irrigation spray heads 54 are arranged in the transverse rotating water delivery telescopic rod, the front end of the transverse rotating water delivery telescopic rod is connected with the water and fertilizer mixing distribution box, and the tail end of the transverse rotating water delivery telescopic rod is connected with the micropore irrigation spray heads 54.
The signal processing control system: the signal processing control system is arranged below the hollow supporting column 31, controls all the subsystems, and is respectively connected with the electric control multi-direction corner device 32, the electric control telescopic rod 12, the transverse rotary water delivery telescopic rod 51, the electric control multi-direction corner device 32, the solar photovoltaic power generation system, the intelligent and efficient rainwater collection and storage system, the intelligent soil and water fertilizer monitoring system, the intelligent water fertilizer distribution system 56 and the like through the control line 17. The intelligent control system receives, processes and outputs various parameters fed back by the systems in real time, and controls the solar power generation system, the intelligent rainwater high-efficiency collecting and storing system, the intelligent soil water and fertilizer monitoring system and the intelligent water and fertilizer distribution high-efficiency irrigation system in a signal transmission and automatic control mode.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
The solar photovoltaic power generation subsystem: the device comprises a photovoltaic power generation board 11, an electric control telescopic rod 12, a storage battery energy collecting and power supplying system, a rain and snow sensor 14, a temperature sensor 15, an illumination tracking sensor 16 and a control line 17.
The photovoltaic power generation panel 11 obtains energy through absorbing solar energy, converts the energy into electric energy, stores the electric energy in a storage battery pack energy collection power supply system, and is used for providing electric energy supply of each subsystem. The photovoltaic power generation board 11 is installed on the uppermost portion of the hollow support column 31 of the metal support system on the water storage tank 27, and is connected with the electric control multi-direction corner device 32 on the hollow support column 31 through the electric control multi-direction corner device 32 and the electric control telescopic rod 12, and storage batteries of the power generation boards are connected through the control line 17 to form a storage battery set energy collecting power supply system.
When the solar photovoltaic power generation system works, the illumination tracking sensor 16 installed on the photovoltaic power generation panel enters a working state, senses and monitors the illumination angle and intensity of the sun in real time, and feeds the illumination angle and light intensity back to the signal processing control system to control the electric control multi-directional corner device 32 on the metal support system, so that the solar photovoltaic power generation panel can be ensured to be over against the sun in real time at the time of no rain, and the power generation efficiency is kept to reach the optimal state.
Meanwhile, the rain and snow sensor 14 and the temperature sensor 15 which are installed on the solar photovoltaic power generation panel can simultaneously enter a working state, rain and snow weather and air temperature are monitored in real time, and the electric control multi-direction angle turning device 32 on the metal support system is controlled to control the telescopic length and the pitching angle of the electric control telescopic rod 12 in a rotating mode by feeding back rain and snow amount and temperature to the signal processing control system.
When raining, the illumination tracking sensor 16 stops working, only the rain and snow sensor 14 and the temperature sensor 15 work at the moment, the rotation of the solar photovoltaic power generation panel is controlled by signals fed back by the rain and snow sensor 14, the pitching angle and the rotation angle of the rain collection panel are controlled according to the rain intensity, the rain direction and the water storage depth of the water storage tank 27, and the rain collection panel is guaranteed to be vertical to the rain direction in real time.
When snowing or temperature are less than 0 degree, for the safe operation of guarantee solar photovoltaic power generation board, light tracking sensor 16, sleet sensor 14, temperature sensor 15 and solar photovoltaic power generation board etc. all stop work, automatically controlled telescopic link 12 contracts to the shortest, and automatically controlled multidirectional turning ware 32 is rotatory to make the adjustment of automatically controlled telescopic link 12 every single move angle be 90 (vertical upwards), prevents that snow from piling up on the power generation board.
High-efficient collection of rainwater intelligence holds system: comprises a rain collecting plate 21, a rain and snow sensor 14, a rain guiding groove 22, a flow guiding port 23, a rain conveying pipe 24, an electric control water pump 25 and a water storage tank 27.
When raining, the solar photovoltaic power generation system also works normally, only uses the photovoltaic power generation panel 11 as the rain collecting surface of the multifunctional rain collecting panel 21, collects and stores rainwater, drains the rainwater stored on the rain collecting panel through the rain guiding groove 22 designed at the edge of the rain collecting panel to the rainwater diversion, and enters the reservoir 27 through the rainwater communicating pipe. When the rain intensity or the rain direction changes, the rain and snow sensor 14 senses the change and feeds back the rain and snow amount and the temperature to the signal processing control system, meanwhile, the water storage sensor 26 in the reservoir 27 also feeds back a water storage signal to the signal processing control system, the signal processing control system analyzes and processes the water storage signal, the processing signal is output to the electric control multi-directional angle converter 32 on the metal support system, and the stretching length and the pitching angle of the electric control telescopic rod 12 are controlled in a rotating mode, so that the rain collecting plate is perpendicular to the rain direction in real time, and the maximum rain collecting efficiency is achieved.
At this time, the solar photovoltaic power generation subsystem works normally, and the electrically controlled multi-way angle turning device 32 is not controlled by the feedback signal of the illumination tracking sensor 16, but controlled by the feedback signal of the rain and snow sensor 14. When the rain stops or no rain exists, the electric control multi-direction angle turning device 32 is controlled by the feedback signal of the illumination tracking sensor 16 and is not controlled by the feedback signal of the rain and snow sensor 14 any more.
Soil liquid manure intelligent monitoring system: including a soil moisture sensor 41, a soil nutrient sensor 42, a control line, etc.
When the soil moisture monitoring probe monitors that the soil is lack of water or rich of water, a signal is fed back to the signal processing control system through the soil moisture sensor 41, and a signal is output to a moisture distribution system in the water and fertilizer intelligent distribution efficient irrigation system. Similarly, when the soil nutrient monitoring probe monitors that the soil is lack of fertilizer or rich in fertilizer, the soil nutrient sensor 42 feeds back the soil nutrient to the signal processing control system, and gives a signal to the nutrient distribution system in the water and fertilizer intelligent distribution efficient irrigation system, and scientific and accurate irrigation is achieved by adjusting the type and the amount of the applied fertilizer.
High-efficient irrigation system of liquid manure intelligence distribution: after the water and fertilizer intelligent distribution system and the water and fertilizer automatic irrigation system signal processing control system output irrigation signals fed back by the soil water and fertilizer intelligent monitoring system, the water and fertilizer intelligent distribution efficient irrigation system starts to work. First, the water distribution system distributes water according to the amount of water required by the soil, and at this time, the electric water pump operates to pump water to the water distribution tank 562. At the same time, the nutrient delivery system begins to deliver various nutrients. After the distribution of the water and the nutrients is finished, the water and the nutrients are mixed in the water and fertilizer distribution box 566 and enter the automatic water and fertilizer irrigation system through the electric control pressure pump. At this moment, the signal processing control system controls the transverse rotating water delivery telescopic rod 51 and the reticular irrigation bracket 53 to extend and rotate at an angle according to the soil moisture and nutrient conditions fed back by the soil monitoring system so as to change the irrigation direction, and simultaneously controls the electric control pressure pump and the water saving valve 568 to adjust the delivery water pressure and the water quantity and change the irrigation water quantity and the irrigation distance.

Claims (9)

1. A rainwater collection and storage and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving; the method is characterized in that: the method comprises the following steps:
the solar photovoltaic power generation system comprises: the solar photovoltaic power generation board is used for realizing real-time energy supply;
high-efficient collection of rainwater intelligence holds system: rainwater is automatically and efficiently collected, stored and irrigated by water distribution;
soil liquid manure intelligent monitoring system: monitoring the content of soil moisture and nutrients in real time, and outputting signals of the content of the soil moisture and nutrients;
the signal processing control system: receiving information collected by each system and outputting a control signal;
high-efficient irrigation system of liquid manure intelligence distribution: and automatically distributing and irrigating water and fertilizer to the soil according to the control signal output by the signal processing control system.
2. The solar photovoltaic power generation-based rainwater storage and water and fertilizer intelligent irrigation system according to claim 1; the method is characterized in that: the support structure further comprises a metal support system, wherein the metal support system comprises a hollow support column (31) and an electric control multi-direction corner device (32); the front end of the electric control telescopic rod (12) is connected with an electric control multi-direction corner device (32) on the hollow supporting column (31), the pitching angle of the electric control telescopic rod (12) of the solar power generation panel is driven and controlled through a built-in motor, the electric control multi-direction corner device (32) is connected with a signal processing control system through a control line, and a motor is built in the electric control multi-direction corner device (32).
3. The rainwater collection and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving of claim 1; the method is characterized in that: the solar photovoltaic power generation system comprises: the solar photovoltaic power generation system comprises a photovoltaic power generation board (11), an electric control telescopic rod (12), an energy collection storage battery (13), a temperature sensor (15), an illumination tracking sensor (16) and a control line (17); the photovoltaic power generation panel (11) comprises a solar panel, a controller and an inverter, wherein the controller prevents the energy collection storage battery (13) from being overcharged and overdischarged; the inverter converts the direct current into alternating current; the illumination tracking sensor (16) is used for sensing and monitoring the illumination angle and intensity of the sun in real time, is installed on the photovoltaic power generation panel, and feeds back the illumination angle and light intensity to the signal processing control system to control the electric control multi-direction corner device (32) on the metal support system, so that the photovoltaic power generation panel can be ensured to be over against the sun in real time at the time of no rain, and the power generation efficiency is kept to reach the optimal state.
4. The rainwater collection and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving of claim 1; the method is characterized in that: the intelligent high-efficiency rainwater collecting and storing system comprises a rainwater collecting plate (21), a rain and snow sensor (14), a rainwater guiding groove (22), a flow guide opening (23), a rainwater conveying pipe (24), an electric control water pump (25), a water storage sensor (26) and a reservoir (27); the rain collecting plate (21) is a photovoltaic power generation plate (11), the rain guide groove (22) is of a groove structure at the edge of the photovoltaic power generation plate and is used for guiding rainwater collected and stored by the photovoltaic power generation plate, a flow guide opening (23) and a rain conveying pipe are designed at the joint of the photovoltaic power generation plate and the photovoltaic support, the rain conveying pipe is arranged on a metal support above the water storage tank (27), and the rain conveying pipe is connected with the flow guide opening (23) and the water storage tank (27);
the rainwater is conveyed to a water storage tank (27) below through the rainwater guide groove (22), the flow guide opening (23) and the rainwater conveying pipe (24).
5. The rainwater collection and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving of claim 4; the method is characterized in that: the rain and snow sensor (14) is arranged on the photovoltaic power generation panel and used for monitoring the rain intensity and the rain direction; the rain and snow sensor (14) is connected with the signal processing control system; the signal processing control system controls the electric control multi-direction corner device (32) on the metal support system to control the telescopic length and the pitching angle of the electric control telescopic rod (12) in a rotating mode so as to change the pitching angle of the solar power generation panel and change the effective rain collecting area.
6. The solar photovoltaic power generation-based rainwater storage and water and fertilizer intelligent irrigation system according to claim 1; the method is characterized in that: the soil water and fertilizer intelligent monitoring system comprises a soil moisture sensor (41), a moisture real-time monitoring probe (42), a soil nutrient sensor (43), a nitrogen monitoring probe (44), a phosphorus monitoring probe (45), a potassium monitoring probe (46) and a trace element monitoring probe (47); the soil moisture sensor (41) and the soil nutrient sensor (43) are provided with a soil moisture critical threshold value and a soil nutrient critical threshold value.
7. The solar photovoltaic power generation-based rainwater storage and water and fertilizer intelligent irrigation system according to claim 1; the method is characterized in that: the intelligent water and fertilizer distribution efficient irrigation system comprises an intelligent water and fertilizer distribution system (56) and an automatic water and fertilizer irrigation system (57); the water and fertilizer intelligent distribution system (56) comprises a water distribution box (562), a nutrient distribution box (563) and a water and fertilizer distribution box (566), wherein the water storage tank (27) is used for providing a water distribution source, the water suction pump (25) is installed in the water storage tank (27) and is used for pumping water in the water storage tank (27) to the water distribution box (562), and the water distribution box (562) is connected with the water and fertilizer distribution box (566) through a water distribution pipe (561); the nutrient distribution box (563) is also connected with the water and fertilizer distribution box (566); a nutrient groove is arranged in the nutrient distribution box (563); each nutrient groove is connected with a water and fertilizer distribution box (566) through a nutrient conveying pipe (565); the nutrient conveying pipe (565) is provided with a control valve (564).
8. The solar photovoltaic power generation-based rainwater storage and water and fertilizer intelligent irrigation system according to claim 7; the method is characterized in that: an electric control water pump (567) is installed in the water and fertilizer distribution box (566), and the electric control water pump (567) is connected with the signal processing control system.
9. The rainwater collection and water and fertilizer intelligent irrigation system based on solar photovoltaic power generation driving of claim 7; the method is characterized in that: the automatic water and fertilizer irrigation system (57) comprises a transverse rotary water and fertilizer delivery telescopic rod (51), a water and fertilizer delivery pipe (52), a reticular metal bracket, a rotary valve (55) and an irrigation spray head (54); the front end of the transverse rotating water delivery telescopic rod (51) is connected with the electric control multi-direction corner device (32), a water and fertilizer delivery pipe (52) is installed in the transverse rotating water delivery telescopic rod (51), and a reticular rectangular metal support used for bearing irrigation nozzles is designed at the tail end of the transverse rotating water delivery telescopic rod (51).
CN202211152376.5A 2022-09-21 2022-09-21 Rainwater collection holds and liquid manure intelligence irrigation system based on solar photovoltaic power generation is driven Pending CN115474465A (en)

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