CN109511349A - A kind of intelligent accurate fertigation device and control method for realizing that nutrient matches in real time - Google Patents
A kind of intelligent accurate fertigation device and control method for realizing that nutrient matches in real time Download PDFInfo
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- CN109511349A CN109511349A CN201811558496.9A CN201811558496A CN109511349A CN 109511349 A CN109511349 A CN 109511349A CN 201811558496 A CN201811558496 A CN 201811558496A CN 109511349 A CN109511349 A CN 109511349A
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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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Fertilizing (AREA)
- Hydroponics (AREA)
- Fertilizers (AREA)
Abstract
The present invention provides a kind of intelligent accurate fertigation device matched in real time based on nutrient and control methods comprising user operation unit, fertilizer applications generation unit, sensor data acquisition unit, Intelligent fertilizer distributing unit, water-fertilizer integral irrigating unit；The user operation unit is touch screen, the registration that can carry out account logs in, after logining successfully, user selects or inputs the basic informations such as geographical location, the soil texture, crop species, crop varieties, plantation date, block area, irrigation method, target output, scene is irrigated the display of data and is checked, the automatic rotation flow in real time with the more plot Different Crops of fertilizer completion can be passed through.The present invention may be implemented to be matched in real time according to Different Crop type, Different Crop breeding time, soil nutrient content progress nutrient, and Tree Precise Fertilization, water-saving fertilizer-saving, time and labour saving improves fertigation efficiency, provides good growing environment for crops.
Description
Technical field
This application involves reading intelligent agriculture irrigation technique field more particularly to a kind of intelligent accurates realizing nutrient and matching in real time
Fertigation device and control method.
Background technique
Currently, the Integration of Water into Fertilizer is at home and abroad widely used in each side such as orchard, greenhouse, crop field and greening
Face.Domestic liquid manure integration apparatus generallys use the raw material of common chemical fertilizer and Water soluble fertilizer as water-fertilizer integral equipment, according to kind
Family experience is planted, liquid manure proportion is carried out, water-fertilizer integral is completed and irrigates.There are the problem of mainly to have the formula of finished product chemical fertilizer be applicable
In different regions, formula compares compromise, relatively popular, flexibly controls not for the soil nutrient situation of different user
The irrigation equipment function of the content of N P and K, application is relatively simple, is all to carry out liquid manure proportion by artificial experience to realize, lacks
The scientific theory of few fertilizer ratio supports, and water-fertilizer integral irrigation system technology is incomplete etc..
In recent years, automated system of the advanced technologies such as chemical fertilizer production technology, Internet of Things and artificial intelligence in various industries
In be widely used, with gradualling mature for these technologies, design a kind of intelligent water-fertilizer integral precisely in real time with applying
Equipment, for promote the structure optimization of water-fertilizer integral irrigation equipment upgrading, realize Tree Precise Fertilization, promote the Integration of Water into Fertilizer and
The fusion of the joint development and the two of fertilizer preparation technology is necessary, for this purpose, developing one kind as important topic
Intelligent water-fertilizer integral is precisely standby with arranging in real time.
Traditional liquid manure machine can only once use a kind of fertilizer of formula, replace crop or replacement plot needs to rechange to match
Side, otherwise cannot be referred to as Tree Precise Fertilization.Authorization Notice No. provides a kind of precision filling for the patent of 103918528 B of CN
Fertilising intelligent control method is irrigate, solution pH theoretical value, solution EC theoretical value, fertilizer solution concentration value, solution stream are inputted by controller
Theoretical value and the above-mentioned allowable error range being respectively worth are measured to carry out Tree Precise Fertilization, according to the patent the method, replaces plot
It needs again with fertilizer.Authorization Notice No. provides a kind of precision irrigation fertilization system for the patent of 103548463 B of CN, passes through
The ratio fertilizing pump for increasing or decreasing original fluid container and respective numbers realizes that how is specific formula to the precise control of various elements
It determining, this system can not achieve, and carry out fertigation by this system, it needs for stoste to be mixed into blending tank, this
Sample once matches fertilizer, is only used for a kind of irrigation of crop, and replacement crop needs again with fertilizer.
The present invention matches fertile scheme production software, supports more plot, various crop in view of the above problems, providing a kind of carry
The intelligent accurate fertigation device of fertigation is carried out simultaneously, nutrient can be adjusted by the fertile channel fertilizer-injecting quantity of different notes and matched
Side realizes that nutrient matches in real time, carries out unremitting more plot rotation flows.
Summary of the invention
The object of the present invention is to provide a kind of intelligent accurate fertigation devices and control for realizing that nutrient matches in real time
Method is provided a kind of user and is not had to purchase using advanced technologies such as advanced chemical fertilizer production technology, Internet of Things and artificial intelligence
Finished product chemical fertilizer need to only buy the chemical raw material of low cost, generate Software Create fertilizer ratio side by the fertilizer applications that equipment carries
Case, fertilizer needed for fertilizer generating units produce user's Different Crop different growing stages according to scheme, and by water-fertilizer integral
Irrigating unit is automatically performed irrigation according to water-fertilizer integral irrigation scheme.
In order to achieve the goal above, using following technical scheme: a kind of to realize that the intelligent accurate that nutrient matches in real time is irrigated
Fertilizer apparatus comprising user operation unit, fertilizer applications generation unit, sensor data acquisition unit, Intelligent fertilizer distributing unit,
Water-fertilizer integral irrigating unit；The user operation unit is touch screen, and the registration that can carry out account logs in, after logining successfully,
User select or input geographical location, the soil texture, crop species, crop varieties, plantation the date, block area, irrigation method,
The basic informations such as target output, scene irrigate data display with check；
Geographical location, crop species, crop varieties, Crop growing stage, crop need fertilizer to need built in the fertilizer applications generation unit
The agricultural datas data such as water rule, Soil texture, the agricultural data data can upgrade update；For user's typing
Basic information is automatically generated for the fertigation scheme when the preceding crop time of infertility, and the fertigation scheme includes irrigating
Fertilization time, irrigating water quota, dose information；
The sensor data acquisition unit includes fertilizer EC, pH value information acquisition unit, field conditions sensor data acquisition
Unit, pipeline pressure acquisition unit, be mainly used to acquire fertilizer solution EC value and pH value, agriculture feelings, weather information, soil nutrient,
The information such as soil moisture content, irrigation conduit pressure, and transmit information to hard core control controller；Sensor type includes meteorological prison
Surveying sensor, soil nutrient monitoring sensor and plant growth condition monitoring sensor, sensor transmissions mode includes wired network
Network and wireless network.
Further, a kind of intelligent accurate fertigation device realizing nutrient and matching in real time, the EC value, pH value are supervised online
Surveying unit includes EC value monitoring meter, pH value monitoring meter, monitors on-line and feeds back real-time EC value, pH value to core controller；
The field sensors monitoring unit include field weather monitoring station, soil temperature-moisture sensor, soil nutrient sensor,
Video monitoring system；
The pipeline pressure monitoring and adjusting unit pass through pressure gauge real-time monitoring irrigation conduit pressure value, pressure-regulating device tune
Solution pressure is irrigated in length of tubing, complies with the pressure demand of field irrigation；
The Intelligent fertilizer distributing unit includes with fertile unit and infusing fertile unit, with fertile unit include raw material storage barrel, the metering pump that feeds intake,
Blender infuses fertile unit and includes solution storage barrel, infuses fertile metering pump；
The Raw material pail includes nitrogen Raw material pail, phosphorus Raw material pail, potassium Raw material pail, trace element materials bucket, acid starting material bucket, alkali raw material
Bucket is fed intake according to solution bucket level monitoring by metering for raw material needed for storing fertilizer ratio schemes generation intermediate products
The automatic control of pump inventory puts the raw materials into corresponding solution storage barrel, starts blender, keeps single nutrient density in solution bucket
It is constant, control different channel solution fertilizer-injecting quantities by infusing fertile metering pump, to realize the real-time adjustment of formula, the raw material includes
Nitrogen, phosphorus, potassium, microelement, acid, alkali raw material；The water-fertilizer integral irrigating unit includes water source and stem filtration system, second level
Filtration system and field irrigation unit, the water-fertilizer integral generated according to the fertilizer applications generation unit of hard core control controller
Irrigation scheme completes Intelligent fertilizer distributing and irrigates operation, multiple plot are irrigated simultaneously in conjunction with sensor data acquisition unit
Scene irrigates solenoid valve open and close by controlled plot of land, realizes uninterrupted automatic rotation flow.
Further, a kind of intelligent accurate fertigation device realizing nutrient and matching in real time, the water source and stem filtering
System includes water source pump, sandstone separator, medium filter.
Further, a kind of intelligent accurate fertigation device realizing nutrient and matching in real time, the secondary filtration unit packet
Include well strainer, laminated filter.
Further, a kind of intelligent accurate fertigation device realizing nutrient and matching in real time, the field irrigation unit packet
Include irrigation supervisor and plot solenoid valve.
A kind of control method for realizing intelligent accurate fertigation device that nutrient matches in real time provided by the invention, including
Following steps:
Step 1: user selects or inputs geographical location, the soil texture, crop species, crop varieties, plantation day by touch screen
The basic informations such as phase, block area, irrigation method, target output, the irrigation automatically generated for the kind entire breeding time are applied
Fertile scheme, including different growing fertilizer application formula, fertilization time, dose；
Step 2: in arrival mode scheme before the predetermined fertigation time for 24 hours, user being reminded to confirm that power supply, water source, fertilizer are quasi-
It is standby ready；
Step 3: controller produces Software Create crop current breeding time suitable fertilizer ratio according to fertilizer applications, and opening feeds intake
Equipment measures with fertilizer, starts water source, is automatically performed and matches the operations such as fertile, fertilizer adds, aqueous mixes, filters, realizes automatic stirring
It mixes, constant pressure conveying, filter net jam monitors and the functions such as automatic backwash；
Step 4: controller monitors soil moisture content data according to the soil moisture content sensor received, in conjunction with crop current breeding time
Water requirement determines irrigating water quota；
Step 5: controller control opens plot and irrigates solenoid valve, and starting water source pump opens pre- irrigation procedure；
Step 6: complex fertilizer control solenoid valve and note fertilizer pump are opened in controller control, are controlled by controlling the different channels note fertile times
Fertilizer-injecting quantity and realize that nutrient matches in real time, EC/pH value sensor real-time monitoring solution EC value and solution pH value, and by the reality
When solution EC/pH value be sent to controller；
Step 7: when monitoring that solution EC value is higher than setting concentration, reducing and infuse fertile speed；It is set when monitoring that solution pH value exceeds
When determining range, start corresponding acid filling or note alkali channel solenoid valve, be adjusted to optimum range, closes corresponding acid filling or note alkali channel electricity
Magnet valve；
Step 8: pressure gauge real-time monitoring irrigation conduit pressure value, pressure-regulating device, which is adjusted, irrigates solution pressure in pipeline, makes
Its pressure demand for meeting field irrigation；
Step 9: opening next plot and irrigate solenoid valve, close a upper plot and irrigate solenoid valve, situation adjustment is planted according to plot
Formula repeats step 2- step 8；
Step 10: at the end of fertilising, controller control close water source pump, filter, pressure-regulating device, note fertilizer pump, feed pump,
Complex fertilizer controls solenoid valve and irrigation control solenoid valve, terminates fertilising.
The beneficial effect of the invention patent is: the crop that the intelligent accurate fertigation device can be inputted according to user
The real time datas such as crop-planting, growth, the soil environment of the basic informations such as date, target output and acquisition are planted, to fertilizer
Proportion and water-fertilizer integral irrigation scheme are adjusted, and form optimal scheme.Intelligent fertilizer distributing unit can be according to fertigation
Scheme completes automatic fertilizer compounding, and user does not need purchase finished product chemical fertilizer, and the fertilizer of customization can be generated by low cost feedstock, is passed through
Water-fertilizer integral irrigation scheme is irrigated automatically.Multiple plot are possessed for same user, respectively the feelings of growing different crops
Scape especially has advantage, can pass through the automatic rotation flow in real time with the more plot Different Crops of fertilizer completion.The invention patent design is new
Grain husk is easily bought using advanced chemical fertilizer production technology, Internet of Things and artificial intelligence technology, raw material, at low cost, easy to operate, easy
It goes, conveniently, real-time is good.
Detailed description of the invention
Fig. 1 is the intelligent accurate fertigation device control flow schematic diagram that realization nutrient of the present invention matches in real time.
Fig. 2 is 1 experimental data list one of embodiment.
Fig. 3 is 1 experimental data list two of embodiment.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
A kind of intelligent accurate fertigation device realizing nutrient and matching in real time, including user operation unit 1, fertilizer applications
Generation unit 2, sensor data acquisition unit 3, Intelligent fertilizer distributing unit 4, water-fertilizer integral irrigating unit 5.
The user operation unit 1 be touch screen, can carry out account registration log in, after logining successfully, user selection or
Input geographical location, the soil texture, crop species, crop varieties, plantation date, block area, irrigation method, target output etc.
Basic information, scene irrigate data display with check；
The fertilizer applications generation unit 2 is nucleus module of the present invention, built-in geographical location, crop species, crop varieties, crop
Breeding time, crop need agricultural datas data, the agricultural data data such as fertile law of needing the water, Soil texture that can upgrade more
Newly；For the basic information of user's typing, automatically generate for the fertigation scheme when the preceding crop time of infertility, the irrigation
Fertilizer applications include the information such as fertigation time, irrigating water quota, dose.
The sensor data acquisition unit 3 includes fertilizer EC, pH value information acquisition unit 3-1, field conditions sensor
Data acquisition unit 3-2, pipeline pressure acquisition unit 3-3 are mainly used to acquire fertilizer solution EC value and pH value, agriculture feelings, meteorology
The information such as information, soil nutrient, soil moisture content, irrigation conduit pressure, and transmit information to hard core control controller.Sensor
Type includes but is not limited to weather monitoring sensor, soil nutrient monitoring sensor and plant growth condition monitoring sensor, is passed
Sensor transmission mode includes but is not limited to cable network and wireless network.
The EC value, pH value on-line monitoring unit 3-1 include EC value monitoring meter, pH value monitoring meter, monitor on-line and feed back
Real-time EC value, pH value to core controller；
The field sensors monitoring unit 3-2 includes but is not limited to field weather monitoring station, soil temperature-moisture sensor, soil
Earth nutrient sensor, video monitoring system.
The pipeline pressure monitoring and adjusting unit 3-3 pass through pressure gauge real-time monitoring irrigation conduit pressure value, pressure tune
Regulating device, which is adjusted, irrigates solution pressure in pipeline, comply with the pressure demand of field irrigation；
The Intelligent fertilizer distributing unit 4 include with fertilizer unit 4-1 and note fertilizer unit 4-2, with fertile unit 4-1 include raw material storage barrel,
Feed intake metering pump, blender, and note fertilizer unit 4-2 includes solution storage barrel, infuses fertile metering pump.
The Raw material pail includes nitrogen Raw material pail, phosphorus Raw material pail, potassium Raw material pail, trace element materials bucket, acid starting material bucket, alkali original
Charging basket is thrown according to solution bucket level monitoring by metering for raw material needed for storing fertilizer ratio schemes generation intermediate products
Expect the automatic control of pump inventory, put the raw materials into corresponding solution storage barrel, start blender, keeps single nutrient in solution bucket dense
That spends is constant, different channel solution fertilizer-injecting quantities is controlled by infusing fertile metering pump, to realize the real-time adjustment being formulated.The raw material packet
Include but be not limited to nitrogen, phosphorus, potassium, microelement, acid, alkali raw material.
The water-fertilizer integral irrigating unit 5 include water source and stem filtration system 5-1, secondary filtration system 5-2 and
Field irrigation unit 5-3, according to the fertilizer applications generation unit of hard core control controller generate water-fertilizer integral irrigation scheme,
In conjunction with sensor data acquisition unit, completes Intelligent fertilizer distributing and irrigate operation, for the scene that multiple plot are irrigated simultaneously, pass through
Controlled plot of land irrigates the open and close of solenoid valve 5-3-1,5-3-2,5-3-3, realizes uninterrupted automatic rotation flow.
The water source and stem filtration system 5-1 include water source pump, sandstone separator, medium filter.
The secondary filtration unit 5-2 includes well strainer, laminated filter.
The field irrigation unit 5-3 includes irrigating supervisor and plot solenoid valve.
A kind of control method for realizing intelligent accurate fertigation device that nutrient matches in real time, including following step
It is rapid:
Step 1: by the touch screen of user operation unit 1, selecting or inputting geographical location, the soil texture, crop species, crop
The basic informations such as kind, plantation date, block area, irrigation method, target output；
Step 2: the fertigation for the kind entire breeding time is automatically generated according to fertilizer applications production software built in system
Scheme, including different growing fertilizer application formula, fertilization time, dose.
Step 3: in arrival mode scheme before the predetermined fertigation time for 24 hours, user being reminded to confirm power supply, water source, fertilizer
Expect ready；
Step 4: controller produces Software Create crop current breeding time suitable fertilizer ratio according to fertilizer applications, and opening feeds intake
Equipment measures with fertilizer, starts water source, is automatically performed and matches the operations such as fertile, fertilizer adds, aqueous mixes, filters, realizes automatic stirring
It mixes, constant pressure conveying, filter net jam monitors and the functions such as automatic backwash；
Step 5: the soil moisture content data that controller is sent according to field conditions data acquisition unit, in conjunction with crop current breeding time
Water requirement determines irrigating water quota；
Step 6: controller control opens plot and irrigates solenoid valve 5-3-1, starts water source and stem filter element 5-1, opens pre-
Irrigation procedure；
Step 7: complex fertilizer control solenoid valve and note fertilizer pump are opened in controller control, need fertilizer formula according to the current crop in current plot,
Realize that nutrient matches in real time by controlling different channel fertilizer-injecting quantities,；
Step 8:EC/pH value sensor real-time monitoring solution EC value and solution pH value, and the real-time solution EC/pH value is sent
To controller, when monitoring that solution EC value is higher than setting concentration, reduces and infuse fertile speed；It is set when monitoring that solution pH value exceeds
When range, start corresponding acid filling or note alkali channel solenoid valve, be adjusted to optimum range, closes corresponding acid filling or note alkali channel electromagnetism
Valve；
Step 8: pressure gauge real-time monitoring irrigation conduit pressure value, pressure-regulating device, which is adjusted, irrigates solution pressure in pipeline, makes
Its pressure demand for meeting field irrigation；
Step 9: opening next plot and irrigate solenoid valve 5-3-2, close a upper plot and irrigate solenoid valve 5-3-1, according to plot kind
Situation adjustment formula is planted, step 2- step 8 is repeated；
Step 10: at the end of fertilising, controller control close water source pump, filter, pressure-regulating device, note fertilizer pump, feed pump,
Complex fertilizer controls solenoid valve and irrigation control solenoid valve, terminates fertilising.
Specific embodiment
Embodiment 1: tomato planting embodiment
By taking mid-early maturity tomato Rising 5 as an example, overwintering stubble cropping pattern under the conditions of heliogreenhouse is selected, irrigation method is using drop
It fills.Input plantation date 9.28, the soil texture are light loam, and target output sets 10000kg/ mus.System automatically generated is irrigated
Fertilizer applications when reaching the predetermined fertigation time, are poured water as shown in Fig. 3 in conjunction with the real time information that sensor acquires
Amount and formula adjustment, ingredient, note fertilizer, fertigation are all automatically performed, participate in without artificial.
Embodiment 2: the Application Example in the plantation of orchard apple plot
Certain orchard planting apple 5, kind Fuji apple set, 3 mu of block area, target output 4000kg for 5 years；Automatically generate irrigation
Fertilizer applications when reaching the predetermined fertigation time, are poured water as shown in Fig. 3 in conjunction with the real time information that sensor acquires
Amount and formula adjustment, ingredient, note fertilizer, fertigation are all automatically performed, participate in without artificial.
The above description is only a preferred embodiment of the patent of the present invention, is not intended to limit the invention patent, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the invention patent within the spirit and principle of patent of invention
Protection scope within.
Claims (6)
1. a kind of intelligent accurate fertigation device realizing nutrient and matching in real time, it is characterised in that: it includes user's operation list
First 1, fertilizer applications generation unit 2, sensor data acquisition unit 3, Intelligent fertilizer distributing unit 4, water-fertilizer integral irrigating unit 5；
The user operation unit 1 is touch screen, and the registration that can carry out account logs in, and after logining successfully, user selects or inputs geography
The basis such as position, the soil texture, crop species, crop varieties, plantation date, block area, irrigation method, target output letter
Breath, scene irrigate data display with check；
Geographical location, crop species, crop varieties, Crop growing stage, crop need fertilizer to need built in the fertilizer applications generation unit 2
The agricultural datas data such as water rule, Soil texture, the agricultural data data can upgrade update；For user's typing
Basic information is automatically generated for the fertigation scheme when the preceding crop time of infertility, and the fertigation scheme includes irrigating
Fertilization time, irrigating water quota, dose information；
The sensor data acquisition unit 3 includes fertilizer EC, pH value information acquisition unit 3-1, field conditions sensing data
Acquisition unit 3-2, pipeline pressure acquisition unit 3-3, be mainly used to acquire fertilizer solution EC value and pH value, agriculture feelings, weather information,
The information such as soil nutrient, soil moisture content, irrigation conduit pressure, and transmit information to hard core control controller；Sensor type
Including weather monitoring sensor, soil nutrient monitoring sensor and plant growth condition monitoring sensor, sensor transmissions mode
Including cable network and wireless network.
2. a kind of intelligent accurate fertigation device realizing nutrient and matching in real time according to claim 1, feature exist
In:
The EC value, pH value on-line monitoring unit 3-1 include EC value monitoring meter, pH value monitoring meter, monitor on-line and feed back in real time
EC value, pH value to core controller；
The field sensors monitoring unit 3-2 includes field weather monitoring station, soil temperature-moisture sensor, soil nutrient sensing
Device, video monitoring system；
By pressure gauge real-time monitoring irrigation conduit pressure value, pressure adjusts dress by the pipeline pressure monitoring and adjusting unit 3-3
It sets to adjust and irrigates solution pressure in pipeline, comply with the pressure demand of field irrigation；
The Intelligent fertilizer distributing unit 4 include with fertilizer unit 4-1 and note fertilizer unit 4-2, with fertile unit 4-1 include raw material storage barrel,
Feed intake metering pump, blender, and note fertilizer unit 4-2 includes solution storage barrel, infuses fertile metering pump；
The Raw material pail includes nitrogen Raw material pail, phosphorus Raw material pail, potassium Raw material pail, trace element materials bucket, acid starting material bucket, alkali raw material
Bucket is fed intake according to solution bucket level monitoring by metering for raw material needed for storing fertilizer ratio schemes generation intermediate products
The automatic control of pump inventory puts the raw materials into corresponding solution storage barrel, starts blender, keeps single nutrient density in solution bucket
It is constant, control different channel solution fertilizer-injecting quantities by infusing fertile metering pump, to realize the real-time adjustment of formula, the raw material includes
Nitrogen, phosphorus, potassium, microelement, acid, alkali raw material；The water-fertilizer integral irrigating unit 5 include water source and stem filtration system 5-1,
Secondary filtration system 5-2 and field irrigation unit 5-3 is generated according to the fertilizer applications generation unit of hard core control controller
Water-fertilizer integral irrigation scheme completes Intelligent fertilizer distributing and irrigates operation, for multiple plot in conjunction with sensor data acquisition unit
While the scene irrigated, the open and close of solenoid valve 5-3-1,5-3-2,5-3-3 are irrigated by controlled plot of land, are realized uninterruptedly certainly
Driving wheel fills.
3. a kind of intelligent accurate fertigation device realizing nutrient and matching in real time according to claim 2, feature exist
In: the water source and stem filtration system 5-1 include water source pump, sandstone separator, medium filter.
4. a kind of intelligent accurate fertigation device realizing nutrient and matching in real time according to claim 2, feature exist
In: the secondary filtration unit 5-2 includes well strainer, laminated filter.
5. a kind of intelligent accurate fertigation device realizing nutrient and matching in real time according to claim 2, feature exist
In: the field irrigation unit 5-3 includes irrigating supervisor and plot solenoid valve.
6. a kind of controlling party for realizing intelligent accurate fertigation device that nutrient matches in real time according to claim 1
Method, comprising the following steps:
Step 1: user selects or inputs geographical location, the soil texture, crop species, crop varieties, plantation day by touch screen
The basic informations such as phase, block area, irrigation method, target output, the irrigation automatically generated for the kind entire breeding time are applied
Fertile scheme, including different growing fertilizer application formula, fertilization time, dose；
Step 2: in arrival mode scheme before the predetermined fertigation time for 24 hours, user being reminded to confirm that power supply, water source, fertilizer are quasi-
It is standby ready；
Step 3: controller produces Software Create crop current breeding time suitable fertilizer ratio according to fertilizer applications, and opening feeds intake
Equipment measures with fertilizer, starts water source, is automatically performed and matches the operations such as fertile, fertilizer adds, aqueous mixes, filters, realizes automatic stirring
It mixes, constant pressure conveying, filter net jam monitors and the functions such as automatic backwash；
Step 4: controller monitors soil moisture content data according to the soil moisture content sensor received, in conjunction with crop current breeding time
Water requirement determines irrigating water quota；
Step 5: controller control opens plot and irrigates solenoid valve, and starting water source pump opens pre- irrigation procedure；
Step 6: complex fertilizer control solenoid valve and note fertilizer pump are opened in controller control, are controlled by controlling the different channels note fertile times
Fertilizer-injecting quantity and realize that nutrient matches in real time, EC/pH value sensor real-time monitoring solution EC value and solution pH value, and by the reality
When solution EC/pH value be sent to controller；
Step 7: when monitoring that solution EC value is higher than setting concentration, reducing and infuse fertile speed；It is set when monitoring that solution pH value exceeds
When determining range, start corresponding acid filling or note alkali channel solenoid valve, be adjusted to optimum range, closes corresponding acid filling or note alkali channel electricity
Magnet valve；
Step 8: pressure gauge real-time monitoring irrigation conduit pressure value, pressure-regulating device, which is adjusted, irrigates solution pressure in pipeline, makes
Its pressure demand for meeting field irrigation；
Step 9: opening next plot and irrigate solenoid valve, close a upper plot and irrigate solenoid valve, situation adjustment is planted according to plot
Formula repeats step 2- step 8；
Step 10: at the end of fertilising, controller control close water source pump, filter, pressure-regulating device, note fertilizer pump, feed pump,
Complex fertilizer controls solenoid valve and irrigation control solenoid valve, terminates fertilising.
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| CN110024667A (en) * | 2019-05-30 | 2019-07-19 | 宁夏尚禹节水科技有限公司 | Water-fertilizer integral system and its irrigation, fertilizing method |
| CN110122024A (en) * | 2019-06-10 | 2019-08-16 | 福建省致青生态环保有限公司 | A kind of intelligent integral fertilization system for applying biogas slurry |
| CN110692402A (en) * | 2019-11-14 | 2020-01-17 | 山东农业工程学院 | Water and fertilizer integrated management system and working method thereof |
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| CN111727713B (en) * | 2020-05-14 | 2023-11-17 | 山东农业大学 | Simple water and fertilizer integrated automatic control fertilizer injection system and method for orchard |
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