CN105638064A - Remotely-metering water and fertilizer coupling regulation and control system of cotton drip irrigation under mulch - Google Patents

Remotely-metering water and fertilizer coupling regulation and control system of cotton drip irrigation under mulch Download PDF

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Publication number
CN105638064A
CN105638064A CN201610006115.0A CN201610006115A CN105638064A CN 105638064 A CN105638064 A CN 105638064A CN 201610006115 A CN201610006115 A CN 201610006115A CN 105638064 A CN105638064 A CN 105638064A
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CN
China
Prior art keywords
water
water meter
irrigation
fertilizer
drip irrigation
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Pending
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CN201610006115.0A
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Chinese (zh)
Inventor
马道坤
姜明梁
于洲
方嫦青
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China Agricultural University
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China Agricultural University
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Priority to CN201610006115.0A priority Critical patent/CN105638064A/en
Publication of CN105638064A publication Critical patent/CN105638064A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks, sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids

Abstract

The invention discloses a remotely-metering water and fertilizer coupling regulation and control system of cotton drip irrigation under mulch. The system comprises an automatic irrigation system and a fertilization system, wherein the automatic irrigation system comprises a water pump, a microprocessor, a soil and moisture sensor, a solenoid valve, a remote water meter, a wireless communication device, a water meter acquisition unit and a remote monitoring platform. The regulation and control method has the beneficial effects that based on an optimal drip irrigation fertilization scheme, eight types of different water and fertilizer proportions are set; proper moisture and nutrients are provided for different phases of a cotton growth period through an automatic control system, so that adverse effects of human factors in an irrigation process can be avoided and the accuracy of operation is improved; and aims of blending water with fertilizers and promoting the fertilizers with the water are realized, the moisture utilization rate and the yield of crops are improved, and the maximum effect of accurate irrigation and fertilization is expressed.

Description

A kind of long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system
Technical field
The present invention relates to surface irrigation technical field, particularly relate to a kind of long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system.
Background technology
It is well known that temperature, light, water, fertilizer, gas are the top 5 factors of plant growth, wherein moisture and nutrient are the required two big key elements of plant growth, and suitable moisture condition and rational nutrient supply are the basic guarantees of high crop yield high-quality. Water stress, the asynchronism of nutrient deficiency and the two supply thereof is the key factor of restriction China's agricultural development. Therefore, with fertile water transfer, short fertile with water, water and fertilizer coupling becomes the common recognition solving agricultural problem.
Fertigation is improper easily causes salinity losses or the salt accumulation of root district, and crop yield can be caused to decline, and causes water and fertilizer waste, causes unnecessary fertilizer to the detrimentally affect of crop.
Summary of the invention
It is that fertilizer together enters a kind of irrigation method in field in company with irrigation water that water and fertilizer coupling is irrigated, and is a kind of new technology that fertilizer practice and irrigation technique combine. The present invention provides a kind of long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system, for the water and nutrient utilization ratio that improves under the cotton cultivation with film mulched drip irrigation planting conditions of northwest arid area and crop yield.
In order to realize above-mentioned purpose, the present invention by the following technical solutions:
A kind of long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system, described system comprises automatic irrigation system and fertilization system, described automatic irrigation system comprises water pump, microprocessor, soil moisture sensor, magnetic valve, remote transmitting water meter, radio communication device, water meter acquiring device and remote monitoring platform, described water pump connects water source, by irrigating supervisor's connected electromagnetic valve, irrigate supervisor and connect each arm, the water-in of described remote transmitting water meter connecting branch, described remote transmitting water meter connects water meter acquiring device by parallel way, water meter acquiring device and soil moisture sensor connect radio communication device by wireless network, total data is sent to microprocessor by wireless network by radio communication device, microprocessor connects remote monitoring platform by wireless network, remote monitoring platform controls pump working according to microprocessor data, described fertilization system comprises fertilizer spreading tank, and described fertilizer spreading tank is connected to remote transmitting water meter side.
Preferably, described soil moisture sensor for gathering soil moisture information and is sent to described microprocessor.
Preferably, described remote transmitting water meter is the intelligent telemetering water meter of valve, water meter integrated design.
Preferably, also comprise water meter concentrator, water meter concentrator connects water meter acquiring device, and the described water meter acquiring device adopting micropower wireless mode it to be administered carries out data sampling and processing and storage, and described water meter concentrator realizes telecommunication by wireless network and described remote monitoring platform. Described water meter concentrator and described remote transmitting water meter, described water meter acquiring device form long-distance meter-reading system jointly.
Preferably, comprising a set of fertigation system: 8 times in the cotton growth cycle are irrigated, 8 class liquid manure proportioning process when every time irrigating, the process of every class all has 3 repetitions; Described fertigation system be according to Condition in North Xinjiang for many years many achievements in research of cotton cultivation with film mulched drip irrigation water and fertilization conditions and formulate, particular content is as shown in table 1, table 2:
Single time, table 1 community irrigation volume (m3)
Single time, table 2 community urea amount of application (kg)
Preferably, described fertilization system is the fertilising device of a Non-follow control, described fertilizer spreading tank is connected to the side, current downstream of described remote transmitting water meter, and each is irrigated community and is all provided with a described remote transmitting water meter and a described fertilizer spreading tank, is responsible for the fertigation of this irrigation community.
Preferably, also comprise strainer, described strainer connected electromagnetic valve, can impurity in filtered water pump.
Preferably, day is irrigated at each, by man-machine interaction or telecommunication mode, water pump described in remote opening and described magnetic valve on described remote monitoring platform, described water source is through described strainer, the dry pipe of described irrigation, described irrigation arm flows into each irrigation community, simultaneously liquid manure proportioning according to each irrigation community processes, described remote monitoring platform arranges the timing opening/closing time of each described remote transmitting water meter valve, by artificial mode quantitative instantly-soluble nitrogenous fertilizer poured in the described fertilizer spreading tank of described irrigation arm one end, make liquid manure through described irrigation arm, described irrigation hollow billet, described water dropper is until crop root.
The useful effect of the present invention is: the present invention is based on this optimum fertigation scheme, the liquid manure proportioning process that 8 classes are different is set, suitable moisture and nutrient is provided by the different steps of automatic control system in the cotton growth cycle, the disadvantageous effect of human factor in irrigation process can be avoided like this, the accuracy of raising operation, realize with fertile water transfer, with the short fertilizer of water, it is to increase efficiency of water application and crop yield, play the maximum effect of accurate fertigation.
Accompanying drawing explanation
Fig. 1 is long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system the general frame involved in the present invention.
Embodiment
The specific embodiment of the present invention being further described below in conjunction with drawings and Examples, following examples are only for clearly illustrating the technical scheme of the present invention, and can not limit the scope of the invention with this.
A kind of long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system, described system comprises automatic irrigation system and fertilization system, described automatic irrigation system comprises water pump 1, microprocessor 2, soil moisture sensor 3, magnetic valve 4, remote transmitting water meter 5, radio communication device 6, water meter acquiring device 7 and remote monitoring platform 8, described water pump 1 connects water source, by irrigating supervisor's connected electromagnetic valve 4, irrigate supervisor and connect each arm, the water-in of described remote transmitting water meter 5 connecting branch, described remote transmitting water meter 5 connects water meter acquiring device 7 by parallel way, water meter acquiring device 7 and soil moisture sensor 3 connect radio communication device 6 by wireless network, total data is sent to microprocessor 2 by wireless network by radio communication device, microprocessor 2 connects remote monitoring platform 8 by wireless network, remote monitoring platform controls water pump 1 according to microprocessor data and works, described fertilization system comprises fertilizer spreading tank 9, and described fertilizer spreading tank is connected to remote transmitting water meter side.
Described soil moisture sensor 3 is for gathering soil moisture information and is sent to described microprocessor 2. Described remote transmitting water meter 5 is the intelligent telemetering water meter of valve, water meter integrated design.
Also comprise water meter concentrator, water meter concentrator connects water meter acquiring device, the described water meter acquiring device 7 adopting micropower wireless mode it to be administered carries out data sampling and processing and storage, and described water meter concentrator realizes telecommunication by wireless network and described remote monitoring platform 8. Described water meter concentrator and described remote transmitting water meter 5, described water meter acquiring device 7 form long-distance meter-reading system jointly.
The present invention also comprises a set of fertigation system: 8 times in the cotton growth cycle are irrigated, 8 class liquid manure proportioning process when every time irrigating, and the process of every class all has 3 repetitions; Described fertigation system be according to Condition in North Xinjiang for many years many achievements in research of cotton cultivation with film mulched drip irrigation water and fertilization conditions and formulate, particular content is as shown in table 1, table 2:
Single time, table 1 community irrigation volume (m3)
Single time, table 2 community urea amount of application (kg)
Wherein, irrigation volume W1, W2 coordinate composition 8 class liquid manure proportioning process with amount of application of nitrogen fertilizer N1, N2, N3, N4, that is: W1N1, W1N2, W1N3, W1N4, W2N1, W2N2, W2N3, W2N4, the process of every class liquid manure proportioning all has 3 repetitions, amount to 24 process, being randomly dispersed in 24 and irrigate community, irrigated area layout is as shown in table:
W1N1 W2N2 W1N3 W2N4
W2N1 W1N2 W2N3 W1N4
W1N4 W2N1 W1N2 W2N3
W2N4 W1N1 W2N2 W1N3
W1N3 W2N4 W1N1 W2N2
W2N3 W1N4 W2N1 W1N2
Described fertilization system is the fertilising device of a Non-follow control, described fertilizer spreading tank 9 is connected to the side, current downstream of described remote transmitting water meter, each is irrigated community and is all provided with a described remote transmitting water meter 5 and a described fertilizer spreading tank 9, is responsible for the fertigation of this irrigation community.
Also comprise strainer, described strainer connected electromagnetic valve 4, can impurity in filtered water pump 1.
Wherein:
Microprocessor 2, microprocessor 2 connects remote monitoring platform 8 by wireless network, and remote monitoring platform controls water pump 1 according to microprocessor data and works. The present embodiment can adopt the JN5139 type microprocessor that Jennic company produces. This integrated chip RISC treater of 32 16MHz dominant frequency, code efficiency, code size aspect height optimization, the ROM memory of its built-in 193KB is integrated with point-to-point communication and the complete protocol stack of netted Netcom letter, the RAM memory of 96KB can support netted route and controller function, and the storage space not needing outside expansion any. Simultaneously, it has the analog input on 12,4 tunnel, the analog output on 2 11, tunnels, 2 comparers, temperature sensor, 2 application program timers, 3 system timers, 2 UART asynchronous serial ports (for system debugging), SPI interface and 2 line serial line interfaces, 21 available I/O pin. In the present embodiment, JN5139 type microprocessor is only example, it is also possible to adopt other types of microprocessors.
Soil moisture sensor 3, soil moisture sensor 3 connects radio communication device 6 by wireless network and transmits soil moisture data, and the present embodiment comprises sensor, the A/D converter of 12 and peripheral circuit. The sensor of SMC16 series is adopted to extract the analog quantity of soil moisture information. By the A/D converter of 12, analog quantity is converted into digital quantity, imports data into microprocessor processes. Whether peripheral circuit comprises: battery open control circuit and sensor pin electric voltage observation circuit, and battery open control circuit can realize the opening and closing controlling the power supply of sensor, select to power to sensor, reach the effect of economize on electricity. The voltage size of sensor pin electric voltage observation circuit monitoring certain sensor pin concrete, if voltage is high level, then pin is unsettled, and namely sensor is in non-put in circuit state, can not work, and pin is lower level, then sensor energy normal operation.
Magnetic valve 4, is used for controlling the work start and stop of water pump, and the present embodiment comprises rly. and isolation circuit. First it is the magnetic valve standard service voltage of 5.0V by the 3.6V voltage transitions under province's power mode by SN74ALV164 rly., adopting isolation circuit drives two hydraulic electromagnetic valve of IRF530N or IRFP250N of MC33143 to carry out opening and closing, the size of hydraulic pressure is not less than 0.9MPa.
Radio communication device 6, is sent to microprocessor 2 by wireless network by total data, and that adopt in the present embodiment is the GPRS/3G radio communication module SIM4100 that SIM company produces, and carries out remote point-to-point transfer, but is not limited to this. SIM4100 is a bimodulus TD-SCDMA module solution, and under TD-SCDMA pattern, operating frequency is 2010-2025MHz. In gsm mode, operating frequency is three frequency 900/1800/1900MHz.
Water meter concentrator connects water meter acquiring device, the described water meter acquiring device 7 adopting micropower wireless mode it to be administered carries out data gathering, process and storage, the present embodiment can adopt JZQ-GJ type concentrator (but being not limited to this) that Xin Tian scientific & technical corporation produces, its static power consumption is less than 5, 255 collectors can be managed, working temperature :-25 DEG C��+65 DEG C, its collector administered is carried out data gathering by micropower wireless mode by it, process and storage, and support that GPRS mobile radio network (JZQ-GJ type) or public phone exchanges network (JZQ-MJ type) realize telecommunication with remote monitoring platform 4.
Remote monitoring platform 8 controls water pump 1 according to microprocessor data and works, the present embodiment adopts one based on the WEB web browser (but being not limited to this) of B/S framework, construct on-site wireless intelligence center, it can be accessed and the storage data in operations server, realizes the Long-distance Control to water pump, magnetic valve and remote transmitting water meter by radio communication device and microprocessor simultaneously.
Day is irrigated at each, by man-machine interaction or telecommunication mode, water pump 1 and described magnetic valve 4 described in remote opening on described remote monitoring platform 8, described water source is through described strainer, the dry pipe of described irrigation, described irrigation arm flows into each irrigation community, simultaneously liquid manure proportioning according to each irrigation community processes, described remote monitoring platform 8 arranges the timing opening/closing time of each described remote transmitting water meter 5 valve, by artificial mode quantitative instantly-soluble nitrogenous fertilizer poured in the described fertilizer spreading tank 9 of described irrigation arm one end, make liquid manure through described irrigation arm, described irrigation hollow billet, described water dropper is until crop root.
The above is only the preferred embodiments of the present invention; it is noted that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also making some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (8)

1. a long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system, it is characterized in that, described system comprises automatic irrigation system and fertilization system, described automatic irrigation system comprises water pump (1), microprocessor (2), soil moisture sensor (3), magnetic valve (4), remote transmitting water meter (5), radio communication device (6), water meter acquiring device (7) and remote monitoring platform (8), described water pump (1) connects water source, by irrigating supervisor's connected electromagnetic valve (4), irrigate supervisor and connect each arm, the water-in of described remote transmitting water meter (5) connecting branch, described remote transmitting water meter (5) connects water meter acquiring device (7) by parallel way, water meter acquiring device (7) and soil moisture sensor (3) connect radio communication device (6) by wireless network, total data is sent to microprocessor (2) by wireless network by radio communication device, microprocessor (2) connects remote monitoring platform (8) by wireless network, remote monitoring platform controls water pump (1) work according to microprocessor data, described fertilization system comprises fertilizer spreading tank (9), and described fertilizer spreading tank is connected to remote transmitting water meter side.
2. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterised in that, described soil moisture sensor (3) is for gathering soil moisture information and is sent to described microprocessor (2).
3. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterised in that, described remote transmitting water meter (5) is the intelligent telemetering water meter of valve, water meter integrated design.
4. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterized in that, also comprise water meter concentrator, water meter concentrator connects water meter acquiring device, the described water meter acquiring device (7) adopting micropower wireless mode it to be administered carries out data sampling and processing and storage, and described water meter concentrator realizes telecommunication by wireless network and described remote monitoring platform (8). Described water meter concentrator and described remote transmitting water meter (5), described water meter acquiring device (7) form long-distance meter-reading system jointly.
5. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterized in that, comprising a set of fertigation system: 8 times in the cotton growth cycle are irrigated, 8 class liquid manure proportioning process when every time irrigating, the process of every class all has 3 repetitions; Described fertigation system be according to Condition in North Xinjiang for many years many achievements in research of cotton cultivation with film mulched drip irrigation water and fertilization conditions and formulate, particular content is as shown in table 1, table 2:
Single time, table 1 community irrigation volume (m3)
Single time, table 2 community urea amount of application (kg)
6. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterized in that, described fertilization system is the fertilising device of a Non-follow control, described fertilizer spreading tank (9) is connected to the side, current downstream of described remote transmitting water meter, each is irrigated community and is all provided with a described remote transmitting water meter (5) and a described fertilizer spreading tank (9), is responsible for the fertigation of this irrigation community.
7. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1, it is characterised in that, also comprise strainer, described strainer connected electromagnetic valve (4), can impurity in filtered water pump (1).
8. long-distance metering cotton cultivation with film mulched drip irrigation water and fertilizer coupling regulator control system according to claim 1-7, it is characterized in that, day is irrigated at each, by man-machine interaction or telecommunication mode, at water pump (1) and described magnetic valve (4) described in the upper remote opening of described remote monitoring platform (8), described water source is through described strainer, the dry pipe of described irrigation, described irrigation arm flows into each irrigation community, simultaneously liquid manure proportioning according to each irrigation community processes, described remote monitoring platform (8) arranges the timing opening/closing time of each described remote transmitting water meter (5) valve, by artificial mode quantitative instantly-soluble nitrogenous fertilizer poured in the described fertilizer spreading tank (9) of described irrigation arm one end, make liquid manure through described irrigation arm, described irrigation hollow billet, described water dropper is until crop root.
CN201610006115.0A 2016-01-05 2016-01-05 Remotely-metering water and fertilizer coupling regulation and control system of cotton drip irrigation under mulch Pending CN105638064A (en)

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CN108934363A (en) * 2018-06-27 2018-12-07 浙江大学 A kind of Chinese torreya water-fertilizer integral irrigation system
CN109258419A (en) * 2018-09-13 2019-01-25 莱芜职业技术学院 Field liquid manure transmission & distribution remotely control drip irrigation appliance

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