CN104770128B - Crops water-fertilizer integral control system and its control method - Google Patents
Crops water-fertilizer integral control system and its control method Download PDFInfo
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- CN104770128B CN104770128B CN201510171212.0A CN201510171212A CN104770128B CN 104770128 B CN104770128 B CN 104770128B CN 201510171212 A CN201510171212 A CN 201510171212A CN 104770128 B CN104770128 B CN 104770128B
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Abstract
The present invention relates to a kind of crops water-fertilizer integral control system, it includes master controller, the water pump opened by main controller controls and fertile pump, by main controller controls, the multiple Node Controllers being distributed in proportion of crop planting region, and controlled by Node Controller, the electrically-controlled valve that is arranged on transfer pipeline, also include rich water mixing arrangement, water pot, memory module.Using technical solution of the present invention, by arranging memory module, to build Different Crop in the entire system（As vegetables and fruits class, Fructus Lycopersici esculenti, Fructus Cucumidis sativi, Fructus Fragariae Ananssae etc.）Different growing stages under optimum liquid manure rule, and according to this rule, by master controller to water pump, fertile pump timing, control that is quantitative, determining number of times, setting by rich water mixing arrangement different mode, crops are made to obtain preferably confluent and dose in different growth stage, enable moisture and fertilizer is transported under the root system of crops it is achieved that root liquid manure Spatial Co-location, the synchronization of time intensity.
Description
Technical field
The present invention relates to a kind of irrigation automation control technology field is and in particular to a kind of crops water-fertilizer integral controls
System；Meanwhile, the invention still further relates to a kind of control method of crops water-fertilizer integral control system.
Background technology
With the development of agriculture new Management System, how on proportion of crop planting, reduce water resource and use, improve farming
Produce amount, it has also become the brand-new problem of agricultural development.At present, with the fast development of modern information technologies, using present information
Technology and intelligent equipment technology are realized Agricultural Water Saving and are possibly realized, and such as in prior art, automatically controlling of many Introduced From Abroads is
System, but these system prices are expensive, and it is unsuitable for China's produce reality.20 century 70s, China starts to introduce fertigation
Technology simultaneously carries out related experiment, but mostly research biases toward science or technology transfer, and the actual demand for crops liquid manure is examined
That considers is not abundant, and the waste still resulting in water resource and fertilizer is it is impossible to meet the growth demand of crops.
Content of the invention
Based on this, the invention aims to lifting the utilization ratio of field water fertilizer and improving Crop yield and quality
Crops water-fertilizer integral control system.
For achieving the above object, a kind of crops water-fertilizer integral control system of the present invention, including master controller, by leading
Controller controls the water pump opened and fertile pump, by main controller controls, the multiple nodes being distributed in proportion of crop planting region
Controller, and controlled by Node Controller, the electrically-controlled valve that is arranged on transfer pipeline, also include：
Rich water mixing arrangement, is arranged on transfer pipeline, and the upstream of described rich water mixing arrangement is connected to water pump and fertile pump
On；
Water pot, connection is arranged on the transfer pipeline in rich water mixing arrangement downstream, and described water pot is provided with water pot
The pressure transducer that pressure is detected, the signal input part phase of the signal output part of described pressure transducer and master controller
Even；
Memory module, is connected with master controller, and it is different in trophophase that described memory module internal memory contains different crops
Water consumption corresponding to root length and fertilizer application amount；
Enumerator and intervalometer, are connected with master controller so that master controller water pump and fertile pump are carried out determine number of times startup,
The control of start by set date；
In master controller under the control determining number of times, timing of water pump and fertile pump, described rich water mixing arrangement only has
Supplied water by water pump to form the first mode of quantitation water in rich water mixing arrangement, and supplied water by water pump, fertile pump fertilizer with
Form the second mode of quantitative rich water mixture in rich water mixing arrangement.
Further, rich water mixing arrangement is provided with and the EC value in rich water mixing arrangement is carried out detecting and will detect
Result is sent to the EC value measuring instrument of master controller.
Further, human-computer interaction interface is connected with master controller.
Further, described master controller is connected with remote monitoring unit by Internet of Things.
Further, described master controller connects water pump and fertile pump by DC frequency-changing device.
Further, slight irrigation control unit is provided with the transfer pipeline in electrically-controlled valve downstream.
, with respect to prior art, its effect is as follows for crops water-fertilizer integral control system according to the present invention：
Using technical solution of the present invention, by arranging memory module, to build Different Crop in the entire system (as vegetables and fruits
Class, Fructus Lycopersici esculenti, Fructus Cucumidis sativi, Fructus Fragariae Ananssae etc.) different growing stages under optimum liquid manure rule, and according to this rule, by master controller to water
Pump, fertile pump timing, control that is quantitative, determining number of times, by the setting of rich water mixing arrangement different mode, make crops in different
Growth stage obtains preferably confluent and dose, so that moisture and fertilizer is transported under the root system of crops, realizes
Root liquid manure Spatial Co-location, the synchronization of time intensity, while using water wisely is fertile, improve yield and the matter of crops
Amount.
Additionally, on the basis of as above, by setting up EC value measuring instrument, realizing the detection to the EC value in water pot, to be formed
Preferably liquid manure concentration allotment, furthermore achieved that the quantitative supply on demand of crop subregion rotation flow, liquid manure quota.
Meanwhile, the invention still further relates to a kind of control method of crops water-fertilizer integral control system, the method include as
Lower step：
Step a, system operation；
Step b, the root length according to the current trophophase of crops, transfer this root system in memory module by master controller long
Spend corresponding water consumption and fertilizer application amount；
Step c, main controller controls water pump operation, so that after rich water mixing arrangement runs in the first pattern, master controller
By the control to Node Controller, open electrically-controlled valve, after the quantitation in rich water mixing arrangement with, after water dispatch, closing automatically controlled
Valve；
Step d, main controller controls water pump, fertile pump operation, so that after rich water mixing arrangement runs in a second mode, master control
Device processed, by the control to Node Controller, opens electrically-controlled valve, after the rich water mixture dispatch in rich water mixing arrangement, closes
Electrically-controlled valve；
Step e, main controller controls water pump operation, so that after rich water mixing arrangement runs in the first pattern, master controller
By the control to Node Controller, open electrically-controlled valve, after the quantitation in rich water mixing arrangement with, after water dispatch, closing automatically controlled
Valve；
Water total amount in described step c, step d, step e and fertilizer application amount are respectively equal to this root length in memory module
Corresponding water consumption and fertilizer application amount.
The control method of crops water-fertilizer integral control system of the present invention and crops liquid manure one as above
The effect of networked control systems is identical, repeats no more again.
Brief description
Fig. 1 is the structural principle block diagram of the embodiment of the present invention.
Specific embodiment
The present embodiment is related to a kind of crops water-fertilizer integral control system, and as shown in Figure 1, this control system includes conduct
The master controller 1 of control core, master controller 1 can adopt has the devices such as the single-chip microcomputer of operation processing function, in main control
The signal output part of device 1, is connected with water pump 3 and fertile pump 4 by DC frequency-changing device 2, by this connection, can pass through master controller 1
Operation to water pump 3 and fertile pump 4 is controlled.Master controller 1 is also connected be provided with enumerator 17 and intervalometer 18, by setting
Put enumerator 17, so that the number of run quantification to water pump 3 and fertile pump 4 for the master controller 1, by arranging intervalometer 18, so that
Master controller 1 realizes start by set date control to the starting time of water pump 3 and fertile pump 4.
It is connected with transfer pipeline 5 in the outfan of water pump 3 and fertile pump 4, by transfer pipeline 5, water pump 3 can be pumped
Water supply and the fertilizer of fertile pump 4 pumping, are delivered in proportion of crop planting region.As shown in Figure 1, along the transport road of transfer pipeline 5
On footpath, it is provided with multiple electrically-controlled valve 6 being distributed in proportion of crop planting region, at each electrically-controlled valve 6 place transfer pipeline 5, connection
It is provided with branch pipeline 7, when electrically-controlled valve 6 is opened, branch pipeline 7 is turned on transfer pipeline 5, realize in this branch pipeline 7 feed region
Crops water supply fertilising.In order to realize unlatching to electrically-controlled valve 6, closing control, corresponding to each electrically-controlled valve 6, set respectively
There is the Node Controller 8 being controlled by master controller 1, this Node Controller 8 can adopt the devices such as electromagnetic valve, so that master controller
1 to its power when, Node Controller 8 can control electrically-controlled valve 6 to open.
The transfer pipeline 5 that water pump 3, fertile pump 4 export downstream is provided with rich water mixing arrangement 9, rich water mixing arrangement 9 is interior
It is communicated in rich water mixing arrangement 9, in rich water mixing arrangement 9 downstream, electrically-controlled valve after the container of portion's hollow, water pump 3 and fertile pump 4 parallel connection
On the transfer pipeline 5 of 6 upstreams, it is provided with the water pot 10 connecting setting with transfer pipeline 5, water pot 10 is provided with water pot 10
Pressure is detected, and the pressure value of detection is transferred to the pressure transducer 11 of master controller 1.The setting of rich water mixing arrangement 9
Put, mainly for providing bigger liquid manure mixing cavity volume, the transfer pipeline 5 between the outfan of water pump and liquid manure and electrically-controlled valve
Have during enough mixing cavity volumes it is also possible to omit rich water mixing arrangement 9.In order to further ensure that the degree symbol of liquid manure mixing
Close and require, the pH value detection meter 16 that the pH value in rich water mixing arrangement 9 is detected is additionally provided with rich water mixing arrangement 9,
The pH value detecting is conveyed to master controller 1 by pH value detection meter 16, so that master controller 1 is to mixed in rich water mixing arrangement 9
Conjunction state is monitored.
Additionally, for control and the adjustment of further realizing liquid manure concentration, realizing crop subregion rotation flow, the quota of liquid manure
Quantitative supply on demand, rich water mixing arrangement 9 is also connected with being provided with the EC value in rich water mixing arrangement 9 is carried out detect and
Testing result is sent to the EC value measuring instrument 19 of master controller 1.
Memory module 12 is connected with master controller 1, the different crops that are stored with memory module 12 are in trophophase
Water consumption corresponding to interior difference root length and fertilizer application amount, so that master controller 1 calls.Additionally, connecting on master controller 1
It is provided with human-computer interaction interface 13, by human-computer interaction interface 13, supply situation can be monitored it is also possible to by man-machine friendship
Mutually interface 13 is input output to master controller 1 people and supplies fertilizer amount, or artificially input is supplied water, time for fertilizer.
In order to improve intelligent effect further, master controller 1 is connected with remote monitoring unit 14 by Internet of Things, passes through
Remote monitoring unit 14, can send instruction to master controller 1, so that master controller 1 is according to the output instructing and fertilizer
Amount is controlled work, as shown in figure 1, in the present embodiment, remote monitoring unit 14 connects switch 15 by Internet of Things, with reality
The now connection with master controller 1.
Additionally, in order that the supply of branch pipeline 7 more meets plant growth liquid manure demand rule, realizing root liquid manure further
The synchronous intelligent control of Spatial Co-location, time intensity, is provided with slight irrigation control unit 20 in branch pipeline 7, and this slight irrigation controls single
Unit 20 can also adopt drip irrigation control unit, to realize the control to flow velocity in branch pipeline 7.
Based on the structure of as above system, in master controller 1 under the control of water pump 3 and fertile pump 4, rich water mixing arrangement 9 has
Have both of which, first mode only controls water pump 3 to work for master controller 1, from water pump 3 to rich water mixing arrangement 9 in supply water, with
Make to be formed quantitation water in rich water mixing arrangement 9；Second mode is that main control unit 1 controls water pump 3, fertile pump 4 to mix dress to rich water
Put water supply, fertilizer in 9, so that forming quantitative rich water mixture in rich water mixing arrangement 9.
The control method of the crops water-fertilizer integral control system that the present embodiment is related to, comprises the steps：
Step a, system operation；
Step b, the root length according to the current trophophase of crops, transfer this root in memory module 12 by master controller 1
It is the corresponding water consumption of length and fertilizer application amount；
Step c, master controller 1 control water pump 3 to run, so that after rich water mixing arrangement 9 runs in the first pattern, main control
Device 1, by the control to Node Controller 8, opens electrically-controlled valve 6, after the quantitation in rich water mixing arrangement 9 with, after water dispatch, closing
Electrically-controlled valve 6；
Step d, master controller 1 control water pump 3, fertile pump 4 to run, so that after rich water mixing arrangement 9 runs in a second mode,
Master controller 1, by the control to Node Controller 8, opens electrically-controlled valve 6, treats the rich water mixture dispatch in rich water mixing arrangement
Afterwards, close electrically-controlled valve 6；
Step e, master controller 1 control water pump 3 to run, so that after rich water mixing arrangement 9 runs in the first pattern, main control
Device 1, by the control to Node Controller 8, opens electrically-controlled valve 6, after the quantitation in rich water mixing arrangement 9 with, after water dispatch, closing
Electrically-controlled valve 6；
As above to be respectively equal to this root system in memory module 1 long for step c, step d, the water total amount in step e and fertilizer application amount
Spend corresponding water consumption and fertilizer application amount.
Additionally, the master controller 1 in this control system can also be defeated according to human-computer interaction interface or remote monitoring unit
Water fertilizing operation is applied in the data execution entering.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of control method of crops water-fertilizer integral control system, this crops water-fertilizer integral control system includes leading
Controller, the water pump opened by main controller controls and fertile pump, by main controller controls, be distributed in proportion of crop planting region
Multiple Node Controllers, and controlled by Node Controller, the electrically-controlled valve that is arranged on transfer pipeline；Also include being arranged on
Rich water mixing arrangement on transfer pipeline, connection is arranged on the water pot on the transfer pipeline in rich water mixing arrangement downstream, Yi Jiyu
Memory module that master controller is connected and being connected with master controller so that master controller carries out determining number of times opening to water pump and fertilizer pump
The dynamic, enumerator of the control of start by set date and intervalometer；The upstream of described rich water mixing arrangement is connected on water pump and fertile pump, institute
State water pot and be provided with the pressure transducer that the pressure in water pot is detected, the signal output part of described pressure transducer and master
The signal input part of controller is connected, and described memory module internal memory contains different crops different root length institutes in trophophase
Corresponding water consumption and fertilizer application amount；In master controller under the control determining number of times, timing of water pump and fertile pump, described rich water mixes
Attach together to put to have and only supplied water to form the first mode of quantitation water in rich water mixing arrangement by water pump, and supplied by water pump
Water, fertile pump fertilizer are to form the second mode of quantitative rich water mixture in rich water mixing arrangement；
It is characterized in that described control method comprises the steps：
Step a, system operation；
Step b, the root length according to the current trophophase of crops, transfer this root length pair in memory module by master controller
The water consumption answered and fertilizer application amount；
Step c, main controller controls water pump operation, so that after rich water mixing arrangement runs in the first pattern, master controller passes through
Control to Node Controller, opens electrically-controlled valve, after the quantitation in rich water mixing arrangement with, after water dispatch, closing electrically-controlled valve；
Step d, main controller controls water pump, fertile pump operation, so that after rich water mixing arrangement runs in a second mode, master controller
By the control to Node Controller, open electrically-controlled valve, after the rich water mixture dispatch in rich water mixing arrangement, close automatically controlled
Valve；
Step e, main controller controls water pump operation, so that after rich water mixing arrangement runs in the first pattern, master controller passes through
Control to Node Controller, opens electrically-controlled valve, after the quantitation in rich water mixing arrangement with, after water dispatch, closing electrically-controlled valve；
Water total amount in described step c, step d, step e is corresponding with this root length in fertilizer application amount respectively equal to memory module
Water consumption and fertilizer application amount.
2. crops water-fertilizer integral control system according to claim 1 control method it is characterised in that：In rich water
Mixing arrangement is provided with and the EC value in rich water mixing arrangement is carried out detect and be sent to testing result the EC value of master controller
Measuring instrument.
3. crops water-fertilizer integral control system according to claim 1 control method it is characterised in that：In master control
It is connected with human-computer interaction interface on device processed.
4. crops water-fertilizer integral control system according to claim 1 control method it is characterised in that：Described master
Controller is connected with remote monitoring unit by Internet of Things.
5. crops water-fertilizer integral control system according to claim 1 control method it is characterised in that：Described master
Controller connects water pump and fertile pump by DC frequency-changing device.
6. the control method of crops water-fertilizer integral control system according to any one of claim 1 to 5, its feature
It is：Slight irrigation control unit is provided with the transfer pipeline in electrically-controlled valve downstream.
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| CN201510171212.0A CN104770128B (en) | 2015-04-13 | 2015-04-13 | Crops water-fertilizer integral control system and its control method |
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| CN201510171212.0A CN104770128B (en) | 2015-04-13 | 2015-04-13 | Crops water-fertilizer integral control system and its control method |
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| CN104770128B true CN104770128B (en) | 2017-03-01 |
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| CN105248252B (en) * | 2015-10-16 | 2019-05-17 | 河北省农林科学院旱作农业研究所 | A kind of survey moisture in the soil irrigates liquid manure integrated intelligent control system and control method |
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| CN105900800A (en) * | 2016-06-06 | 2016-08-31 | 区登波 | Remote control method and system for water and fertilizer integrated irrigation |
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| CN106304923A (en) * | 2016-08-03 | 2017-01-11 | 广西壮族自治区农业科学院园艺研究所 | Strawberry fertilizer application method with conductivity as index |
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| CN108575249B (en) * | 2018-03-30 | 2020-11-24 | 江苏大学 | Water and fertilizer integrated system of light and small sprinkling irrigation unit and control method thereof |
| CN109511349A (en) * | 2018-12-20 | 2019-03-26 | 山东锋士信息技术有限公司 | A kind of intelligent accurate fertigation device and control method for realizing that nutrient matches in real time |
| CN109601332B (en) * | 2019-01-18 | 2020-12-25 | 河北农业大学 | Irrigation method and system |
| CN109588098B (en) * | 2019-01-18 | 2022-02-22 | 河北农业大学 | Water and fertilizer irrigation equipment |
| CN110972912A (en) * | 2019-12-25 | 2020-04-10 | 宁波鄞州诚来农业科技有限公司 | Farmland irrigation system based on Internet of things |
| CN111670672B (en) * | 2020-05-28 | 2021-07-02 | 中国水利水电科学研究院 | Rice field irrigation water and fertilizer variable control system and device |
| CN114868501B (en) * | 2022-05-26 | 2023-01-24 | 广州市绿化有限公司 | Method and system for supervising growth of roof greening modules of ecological cities |
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