CN107306765A - A kind of water-fertilizer integral irrigation system and irrigation method - Google Patents
A kind of water-fertilizer integral irrigation system and irrigation method Download PDFInfo
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- CN107306765A CN107306765A CN201710536635.7A CN201710536635A CN107306765A CN 107306765 A CN107306765 A CN 107306765A CN 201710536635 A CN201710536635 A CN 201710536635A CN 107306765 A CN107306765 A CN 107306765A
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 54
- 238000003973 irrigation Methods 0.000 title claims abstract description 51
- 230000002262 irrigation Effects 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 46
- 239000002689 soil Substances 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 230000010354 integration Effects 0.000 claims abstract description 29
- 230000001105 regulatory effect Effects 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 33
- 210000003608 fece Anatomy 0.000 claims description 29
- 239000010871 livestock manure Substances 0.000 claims description 29
- 230000008635 plant growth Effects 0.000 claims description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 238000005527 soil sampling Methods 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 230000012010 growth Effects 0.000 claims description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 5
- 239000003621 irrigation water Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a kind of water-fertilizer integral irrigation system and irrigation method, including the variable frequency pump being arranged on water pipe, total magnetic valve and proportional integration regulating valve, first bleeder of proportional integration regulating valve is through ratio fertilizing pump connection fertilising pipeline, second bleeder connection traffic sensor of proportional integration regulating valve, point magnetic valve that regional is connected through PH/EC sensors of flow sensor, magnetic valve is divided to be arranged on the irrigation conduit of regional, each irrigated area is also respectively provided with soil humidity sensor, soil humidity sensor, PH/EC sensors, flow sensor, variable frequency pump, total magnetic valve, proportional integration regulating valve and ratio fertilizing pump are connected with controller respectively.The present invention is simple in construction, it is easy to operate, just can realize that accurate crop field is irrigated and fertilising operation without configuration fertilizer in advance, substantially increase irrigate and fertilising efficiency, and the environmental pollution and the saline Land problem that are caused due to the waste of fertilizer can be effectively prevented from.
Description
Technical field
The present invention relates to automation control area, more particularly to a kind of water-fertilizer integral irrigation system and irrigation method.
Background technology
China is a large agricultural country, but is not an agricultural power, and current China is in agriculture fast development
Period, grain yield increases year after year.It is this but this volume increase is built upon in the basis input of " flood, big fertile, big medicine "
Planting patterns causes the great wasting of resources and serious problem of environmental pollution.The current agricultural irrigation water amount of China is annual about
3500 billion cubic meters, are 40% calculating according to irrigation water using efficiency, it is 2100 billion cubic meters that annual agricultural irrigation, which is lost in water, by
The consumption of this visible annual agricultural irrigation water is how huge.And the use of chemical fertilizer is even more surprising in agricultural production.From upper
Since individual century 70 end, short decades, China's applying quantity of chemical fertilizer adds hundreds of times, and consumption has reached average 434,000
Gram/ha, this numeral is that internationally recognized chemical fertilizer application is reached the standard grade safely twice or so of 225 kg/ha.These chemical fertilizer
Average utilization is only 40%, and unnecessary part all enters the ecosphere with current, causes serious body eutrophication, jeopardizes river
River lake ecosystem.Excessive use chemical fertilizer and flood irrigation, on the one hand cause the waste of resource and the pollution of environment, on the other hand
The hardened and salinization of soil in soil is easily caused, the sustainable development of agricultural is had a strong impact on.
The content of the invention
It is an object of the invention to provide a kind of water-fertilizer integral irrigation system and irrigation method, without configuring fertilizer in advance
Just it can realize that accurate crop field is irrigated and fertilising operation, not only greatly save resource, and efficiently avoid environment
Pollution.
To achieve the above object, the present invention is adopted the following technical scheme that：
A kind of water-fertilizer integral irrigation system, including variable frequency pump, the total electricity being set in turn in along water (flow) direction on water pipe
Magnet valve and proportional integration regulating valve, the first bleeder of the proportional integration regulating valve connect fertilising pipeline through ratio fertilizing pump,
Second bleeder connection traffic sensor of proportional integration regulating valve, the output end of the flow sensor is connected with PH/EC biographies
Sensor, the PH/EC sensors connect point magnetic valve of each irrigated area respectively, and described point of magnetic valve is arranged at each irrigation
On the irrigation conduit in region, each irrigated area is also respectively provided with soil humidity sensor, soil humidity sensor, PH/EC
Sensor and flow sensor are connected with the input of controller respectively, the output end of controller respectively with variable frequency pump, total electricity
Magnet valve, proportional integration regulating valve and ratio fertilizing pump are connected.
Preferably, the flow sensor uses turbine flow transducer.
Preferably, it is provided with disc-type filter between the variable frequency pump and magnetic valve.
Preferably, the pressure controling signal line of the variable frequency pump is connected with the water pump control interface of controller, total electromagnetism
The signal wire of valve and point magnetic valve is connected with total solenoid valve interface of controller, the signal wire and controller of proportional and integral controller
4-20ma output interfaces be connected, soil humidity sensor, the sensing of flow sensor and PH/EC sensors respectively with controller
Device interface is connected.
Preferably, the controller internal memory, which contains plant growth, needs water model and plant growth liquid manure model, the crop
Growth needs water model as follows：
Wherein, it is soil that current soil is wet
The humidity data that humidity sensor is collected, flow is the water-carrying capacity that flow sensor is collected, and target soil is wet, soil permeability system
Number and conversion coefficient are set all in accordance with experience；
The plant growth liquid manure model is as follows：
Wherein, dose is the current dose that the flowmeter collected according to flow sensor is calculated, passes through soil sampling
The content of the element such as nitrogen, phosphorus, potassium in soil is examined, Labile soil organic carbon is determined.
Preferably, in addition to remote server, the controller is communicated by radio network gateway with remote server.
The method irrigated using above-mentioned water-fertilizer integral irrigation system, respectively including control method A and/or controlling party
Method B, the control method A are the control method irrigated using water, and the control method B is after mixing water and fertilizer
The control method applied fertilizer；
The control method A comprises the following steps successively：
（1）Irrigation is selected on the controller, and now controller control ratio integral adjustment valve and fertilizing pump are closed；
（2）Open variable frequency pump；
（3）Point magnetic valve of irrigated area needed for opening, starts to irrigate；
（4）Current flow through flow sensor, and flow sensor collection calculates current irrigation district when the water-carrying capacity in preceding pipeline
The water irrigated in domain；Soil humidity sensor gathers the soil moisture of current irrigated area in real time simultaneously, and data are sent out
Deliver to controller；
（5）Controller is by the water irrigated in current irrigated area, the soil moisture of current irrigated area and when currently irrigating
Between input plant growth need water model, with reference to system current run time, calculate the optimal irrigation scheme of current irrigated area,
And carry out automatic irrigation operation according to this scheme；
（6）Current irrigated area is irrigated after completion, and controller controls point closed electromagnetic valve of current irrigated area, is then back to
Step（3）；
（7）Controller judges whether all regions are fully completed irrigation, if so, then close all points of magnetic valves, total magnetic valve and
Variable frequency pump, once irrigates process and completes, if it is not, then return to step（3）, proceed the irrigation of subsequent region；
The control method B comprises the following steps successively：
（1）Water-fertilizer integral pattern is selected on the controller, and now controller automatically adjusts proportional integration regulating valve to two-way
To open state, while opening variable frequency pump and fertilizing pump；
（2）Point magnetic valve in fertilising region needed for opening；
（3）Proportional integration regulating valve and ratio fertilizing pump are adjusted, fertilizer forms liquid manure mixed liquor after being mixed with water, starts to apply
Fertilizer；
（4）The electrical conductivity EC values and acidity-basicity ph value of PH/EC sensors collection liquid manure mixed liquor, flow sensor collection liquid manure are mixed
The flow of liquid is closed, and calculates the flow irrigated in current irrigated area, controller is by the electrical conductivity EC values collected, soda acid
PH value and flow value input plant growth liquid manure model are spent, with reference to system current run time, optimal apply is calculated by controller
Fertile method；
（5）The aperture of proportional integration regulating valve and ratio fertilizing pump is adjusted, the liquid manure concentration of output is adjusted to optimal, and according to
This optimal fertilizing method is applied fertilizer；
（6）After the fertilising of current fertilising region is completed, point closed electromagnetic valve in the current fertilising region of controller control is then back to
Step（2）；
（7）Controller judges whether all fertilising regions are fully completed fertilising, if so, then closing all points of magnetic valves, total electromagnetism
Valve and variable frequency pump, single-dose application process are completed, if it is not, then return to step（2）, proceed the fertilising in next fertilising region.
The present invention adds the function of automatically configuring liquid manure, without matching somebody with somebody in addition in the case where realizing Precision Irrigation function
Standby liquid manure mixing arrangement, by adjusting the aperture of proportional integration regulating valve, can adjust the concentration of fertilizer, be without artificial participation
Tree Precise Fertilization can be achieved, it is to avoid traditional approach is the problem of the fertilising caused by fertilizer management problem is not enough and excessive；Controller
In add growth and need water model and plant growth liquid manure model, the experience of Traditional Man is replaced with the model of science so that fill
Irrigate and apply fertilizer and be more accurate, not only saved water resource and fertilizer, and the hardening soil and salinization of soil can be prevented；Controller control
System connects point magnetic valve of each irrigated area, according to the instruction of controller, can realize automatic rotation flow, without artificial on duty,
Substantially increase the efficiency of agricultural irrigation.In addition, system adds remote server, user can run shape with remote supervision system
State.
The present invention is simple in construction, easy to operate, just can realize that accurate crop field is irrigated and applied without configuring fertilizer in advance
Fertile operation, it is to avoid traditional approach is the problem of the fertilising caused by fertilizer management problem is not enough and excessive, and control accuracy is high, significantly
Improve irrigate and fertilising efficiency, and the environmental pollution and the soil that are caused due to the waste of fertilizer can be effectively prevented from
Salinization of soil problem.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the method for the invention A flow chart；
Fig. 3 is the method for the invention B flow chart.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described embodiment
Only section Example of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
Other all embodiments that art personnel are obtained on the premise of creative work is not made, belong to the protection model of the present invention
Enclose.
As shown in figure 1, a kind of water-fertilizer integral irrigation system of the present invention, including be set in turn in along water (flow) direction
Variable frequency pump 2, disc-type filter 3, total magnetic valve 4 and proportional integration regulating valve 5 on water pipe 1, proportional integration regulation
First bleeder of valve 5 is through the connection fertilising pipeline 7 of ratio fertilizing pump 6, the second bleeder connection traffic of proportional integration regulating valve 5
Sensor 8, the output end of flow sensor 8 is connected with PH/EC sensors 9, and PH/EC sensors 9 connect each irrigation district respectively
Point magnetic valve 10 in domain, each point of magnetic valve 10 is respectively arranged on the irrigation conduit of each irrigated area 11, each irrigation district
Domain 11 is also respectively provided with soil humidity sensor 12,8 points of soil humidity sensor 12, PH/EC sensors 9 and flow sensor
Input not with controller 13 is connected, and the output end of controller 13 connects variable frequency pump 2, total magnetic valve 4, proportional integration respectively
Regulating valve 5 and ratio fertilizing pump 6, controller 13 are also communicated by radio network gateway with remote server 14.
Proportional integration regulating valve 5 is mainly used in adjusting the flow of water pipe 1 and the pipeline 7 that applies fertilizer, proportional integration regulating valve 5
The uninterrupted of two pipelines is adjusted by receiving analog signalses that controller 13 sends；Flow sensor 8 is used to measure
The flow of liquid, with reference to system operation time, calculates the total amount of liquid, in the present embodiment, flow in current water pipe 1
Sensor 8 uses turbine flow transducer, and when liquid manure mixed liquor flows through flow sensor 8, turbo blade can be to mixed liquor
It is stirred, make that water and fertilizer mixes is more uniform；PH/EC sensors 9 be used to measuring the electrical conductivity EC values of liquid manure solution with
Acidity-basicity ph value, EC values are for judging concentration of the Water soluble fertilizer in liquid manure mixed liquor, and pH value is used for the soda acid for judging liquid manure solution
Degree is if appropriate for plant growth；Soil moisture, which senses 12 devices, to be used to measure the soil moisture in crop field, and controller 13 is according to soil
Humidity information determines the degree irrigated；Controller 13 is used for the data for gathering flow sensor 8 and soil humidity sensor 12, and
Control the break-make of various valves.
The pressure controling signal line of variable frequency pump 2 and the water pump control interface of controller 13（485 interfaces）It is connected, total electromagnetism
The signal wire of valve 4 and point magnetic valve 10 and total solenoid valve interface of controller 13（24V relay interfaces）It is connected, proportional integration is adjusted
The signal wire of section device 5 is connected with the 4-20ma output interfaces of controller 13, soil humidity sensor 12, flow sensor 8 and PH/
The sensor interface of EC sensors 9 respectively with controller 13（4-20ma input interfaces）It is connected.
In addition, the internal memory of controller 13, which contains plant growth, needs water model and plant growth liquid manure model, plant growth needs water
Model is as follows：
Wherein, the wet humidity data collected for soil humidity sensor 12 of current soil, flow is what flow sensor 8 was collected
Water-carrying capacity, target soil is wet, soil permeability coefficient and conversion coefficient are set all in accordance with experience；
Plant growth liquid manure model is as follows：
Wherein, dose is the current dose that the flowmeter collected according to flow sensor is calculated, passes through soil sampling
The content of the element such as nitrogen, phosphorus, potassium in soil is examined, Labile soil organic carbon is determined.
As shown in Figure 1 to Figure 3, the method irrigated using above-mentioned water-fertilizer integral irrigation system, respectively including control
Method A and/or control method B, control method A are the control method irrigated using water, and control method B is by water and fertilizer
The control method applied fertilizer after mixing.
Wherein, control method A comprises the following steps successively：
（1）Irrigation is selected on controller 13, now the control ratio integral adjustment of controller 13 valve 5 and ratio fertilizing pump 6
Close；
（2）Open variable frequency pump 2；
（3）Point magnetic valve 10 of irrigated area needed for opening, starts to irrigate；
（4）Current flow through flow sensor 8, and flow sensor 8 gathers the water-carrying capacity in current water pipe 1, and calculate and work as
The water irrigated in preceding irrigated area；Soil humidity sensor 12 gathers the soil moisture of current irrigated area in real time simultaneously,
And send data to controller 13；
（5）Controller 13 is by the water irrigated in current irrigated area, the soil moisture of current irrigated area and currently irrigates
Time input plant growth needs water model, with reference to system current run time, calculates the optimal irrigation side of current irrigated area
Case, and carry out automatic irrigation operation according to this scheme；
Plant growth needs water model as follows：
Wherein, the wet humidity data collected for soil humidity sensor 12 of current soil, flow is what flow sensor 8 was collected
Water-carrying capacity, soil permeability coefficient and conversion coefficient are set all in accordance with experience；
（6）Controller 13 in real time sends the situation of current irrigated area and irrigation data to remote server 14, user Ke Tong
Cross remote server 14 and check current irrigation situation；
（7）Current irrigated area is irrigated after completion, and controller 13 controls a point magnetic valve 10 for current irrigated area to close, then
Return to step（3）；
（8）Controller 13 judges whether all regions are fully completed irrigation, if so, then closing all points of magnetic valves 10, total electromagnetism
Valve 4 and variable frequency pump 2, once irrigate process and complete, if it is not, then return to step（3）, proceed the irrigation of subsequent region.
Control method B comprises the following steps successively：
（1）Water-fertilizer integral pattern is selected on controller 13, now control 13 devices automatic by proportional integration regulating valve 5 adjust to
Two-way is to open state, while opening variable frequency pump 2 and ratio fertilizing pump 6；
（2）Point magnetic valve 10 in fertilising region needed for opening；
（3）Proportional integration regulating valve 5 and ratio fertilizing pump 6 are adjusted, liquid manure mixed liquor is formed after fertilizer is mixed with water, is started
Fertilising；
（4）The electrical conductivity EC values and acidity-basicity ph value of the collection liquid manure mixed liquor of PH/EC sensors 9, the collection liquid manure of flow sensor 8
The flow of mixed liquor, and calculate the flow irrigated in current irrigated area, controller 13 by the electrical conductivity EC values collected,
Acidity-basicity ph value and flow value input plant growth liquid manure model, with reference to system current run time, are calculated by controller 13
Optimal fertilizing method；
（5）Proportional integration regulating valve 5 and the aperture of ratio fertilizing pump 6 are adjusted, the liquid manure concentration of output is adjusted to optimal, and is pressed
Optimal fertilizing method is applied fertilizer like this；
Wherein, plant growth liquid manure model is as follows：
Wherein, dose is the current dose that the flowmeter collected according to flow sensor is calculated, passes through soil sampling
The content of the element such as nitrogen, phosphorus, potassium in soil is examined, Labile soil organic carbon is determined.The continuous mode of Labile soil organic carbon is existing
Technology, is repeated no more.
（6）Controller 13 in real time sends the situation and application date of current region to remote server 14, user Ke Tong
Cross remote server 14 and check current fertilising situation；
（7）After the fertilising of current fertilising region is completed, controller 13 controls point magnetic valve 10 in current fertilising region to close, then
Return to step（2）；
（8）Controller 13 judges whether all fertilising regions are fully completed fertilising, if so, then close all points of magnetic valves 10, it is total
Magnetic valve 4 and variable frequency pump 2, single-dose application process are completed, if it is not, then return to step（2）, proceed next fertilising region
Fertilising.
The present invention is simple in construction, easy to operate, just can realize that accurate crop field is irrigated and applied without configuring fertilizer in advance
Fertile operation, it is to avoid traditional approach is the problem of the fertilising caused by fertilizer management problem is not enough and excessive, and control accuracy is high, significantly
Improve irrigate and fertilising efficiency, and the environmental pollution and the soil that are caused due to the waste of fertilizer can be effectively prevented from
Salinization of soil problem.
Claims (7)
1. a kind of water-fertilizer integral irrigation system, it is characterised in that：Including being set in turn in along water (flow) direction on water pipe
Variable frequency pump, total magnetic valve and proportional integration regulating valve, the first bleeder of the proportional integration regulating valve is through ratio fertilizing pump
Connection fertilising pipeline, the second bleeder connection traffic sensor of proportional integration regulating valve, the output end of the flow sensor
PH/EC sensors are connected with, the PH/EC sensors connect point magnetic valve of each irrigated area, described point of magnetic valve respectively
It is arranged on the irrigation conduit of each irrigated area, each irrigated area is also respectively provided with soil humidity sensor, soil is wet
Degree sensor, PH/EC sensors and flow sensor are connected with the input of controller respectively, the output end of controller respectively with
Variable frequency pump, total magnetic valve, proportional integration regulating valve and ratio fertilizing pump are connected.
2. a kind of water-fertilizer integral irrigation system as claimed in claim 1, it is characterised in that：The flow sensor uses whirlpool
Take turns flow sensor.
3. a kind of water-fertilizer integral irrigation system as claimed in claim 1, it is characterised in that：The variable frequency pump and magnetic valve
Between be provided with disc-type filter.
4. a kind of water-fertilizer integral irrigation system as claimed in claim 3, it is characterised in that：The pressure control of the variable frequency pump
Signal wire processed is connected with the water pump control interface of controller, total electromagnetism of the signal wire and controller of total magnetic valve and point magnetic valve
Valve interface is connected, and the signal wire of proportional and integral controller is connected with the 4-20ma output interfaces of controller, soil humidity sensor,
Flow sensor and PH/EC sensors are connected with the sensor interface of controller respectively.
5. a kind of water-fertilizer integral irrigation system as claimed in claim 4, it is characterised in that：The controller internal memory contains work
Thing growth needs water model and plant growth liquid manure model, and the plant growth needs water model as follows：
Wherein, the wet humidity data collected for soil humidity sensor of current soil, flow is the water that flow sensor is collected
Flow, target soil is wet, soil permeability coefficient and conversion coefficient are set all in accordance with experience；
The plant growth liquid manure model is as follows：
Wherein, dose is the current dose that the flowmeter collected according to flow sensor is calculated, passes through soil sampling
The content of the element such as nitrogen, phosphorus, potassium in soil is examined, Labile soil organic carbon is determined.
6. a kind of water-fertilizer integral irrigation system as claimed in claim 5, it is characterised in that：Also include remote server, institute
Controller is stated to be communicated with remote server by radio network gateway.
7. the method irrigated using a kind of water-fertilizer integral irrigation system described in any one of claim 1 to 6, its feature
It is：It is the control method irrigated using water to include control method A and/or control method B, the control method A respectively,
The control method B is the control method applied fertilizer after mixing water and fertilizer；
The control method A comprises the following steps successively：
（1）Irrigation is selected on the controller, and now controller control ratio integral adjustment valve and fertilizing pump are closed；
（2）Open variable frequency pump；
（3）Point magnetic valve of irrigated area needed for opening, starts to irrigate；
（4）Current flow through flow sensor, and flow sensor collection calculates current irrigation district when the water-carrying capacity in preceding pipeline
The water irrigated in domain；Soil humidity sensor gathers the soil moisture of current irrigated area in real time simultaneously, and data are sent out
Deliver to controller；
（5）Controller is by the water irrigated in current irrigated area, the soil moisture of current irrigated area and when currently irrigating
Between input plant growth need water model, with reference to system current run time, calculate the optimal irrigation scheme of current irrigated area,
And carry out automatic irrigation operation according to this scheme；
（6）Current irrigated area is irrigated after completion, and controller controls point closed electromagnetic valve of current irrigated area, is then back to
Step（3）；
（7）Controller judges whether all regions are fully completed irrigation, if so, then close all points of magnetic valves, total magnetic valve and
Variable frequency pump, once irrigates process and completes, if it is not, then return to step（3）, proceed the irrigation of subsequent region；
The control method B comprises the following steps successively：
（1）Water-fertilizer integral pattern is selected on the controller, and now controller automatically adjusts proportional integration regulating valve to two-way
To open state, while opening variable frequency pump and fertilizing pump；
（2）Point magnetic valve in fertilising region needed for opening；
（3）Proportional integration regulating valve and ratio fertilizing pump are adjusted, fertilizer forms liquid manure mixed liquor after being mixed with water, starts to apply
Fertilizer；
（4）The electrical conductivity EC values and acidity-basicity ph value of PH/EC sensors collection liquid manure mixed liquor, flow sensor collection liquid manure are mixed
The flow of liquid is closed, and calculates the flow irrigated in current irrigated area, controller is by the electrical conductivity EC values collected, soda acid
PH value and flow value input plant growth liquid manure model are spent, with reference to system current run time, optimal apply is calculated by controller
Fertile method；
（5）The aperture of proportional integration regulating valve and ratio fertilizing pump is adjusted, the liquid manure concentration of output is adjusted to optimal, and according to
This optimal fertilizing method is applied fertilizer；
（6）After the fertilising of current fertilising region is completed, point closed electromagnetic valve in the current fertilising region of controller control is then back to
Step（2）；
（7）Controller judges whether all fertilising regions are fully completed fertilising, if so, then closing all points of magnetic valves, total electromagnetism
Valve and variable frequency pump, single-dose application process are completed, if it is not, then return to step（2）, proceed the fertilising in next fertilising region.
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| CN201710536635.7A CN107306765A (en) | 2017-07-04 | 2017-07-04 | A kind of water-fertilizer integral irrigation system and irrigation method |
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| CN201710536635.7A CN107306765A (en) | 2017-07-04 | 2017-07-04 | A kind of water-fertilizer integral irrigation system and irrigation method |
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ID=60180522
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107711454A (en) * | 2017-11-09 | 2018-02-23 | 郑州云海信息技术有限公司 | A kind of irrigation system and method based on cloud computing |
| CN108038087A (en) * | 2017-12-29 | 2018-05-15 | 浙江省公众信息产业有限公司 | Water and fertilizer irrigation decision-making technique, device and system, computer-readable recording medium |
| CN108174772A (en) * | 2017-12-31 | 2018-06-19 | 长乐巧通工业设计有限公司 | A kind of intelligent irrigation fertilizer apparatus of watermelon improved seeds plantation |
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| CN108225805B (en) * | 2017-12-18 | 2023-09-08 | 农业部规划设计研究院 | Performance detection system and method for water-fertilizer integrated machine |
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| CN108541439A (en) * | 2018-05-29 | 2018-09-18 | 农业部南京农业机械化研究所 | Water-fertilizer integral essence amount managing and control system and control method |
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| CN108703049A (en) * | 2018-07-19 | 2018-10-26 | 苏州每日农业科技有限公司 | A kind of full growth cycle manuring irrigation system of crop |
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| CN112690078A (en) * | 2020-12-07 | 2021-04-23 | 广州顺绿喷灌设备有限公司 | Intelligent water, fertilizer and pesticide integrated irrigation system and method |
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