CN107466573A - A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas and control method - Google Patents

A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas and control method Download PDF

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Publication number
CN107466573A
CN107466573A CN201710829323.5A CN201710829323A CN107466573A CN 107466573 A CN107466573 A CN 107466573A CN 201710829323 A CN201710829323 A CN 201710829323A CN 107466573 A CN107466573 A CN 107466573A
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China
Prior art keywords
water
processed
pot
valve
water pot
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CN201710829323.5A
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Chinese (zh)
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CN107466573B (en
Inventor
雷宏军
刘鑫
潘红卫
肖红瑞
杨宏光
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North China University of Water Resources and Electric Power
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North China University of Water Resources and Electric Power
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Publication of CN107466573A publication Critical patent/CN107466573A/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
    • A01C23/042Adding fertiliser to watering systems
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G7/00Botany in general
    • A01G7/06Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00Aeration of stretches of water
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT GENERATING MEANS, IN GENERAL
    • F24H1/00Water heaters having heat generating means, e.g. boiler, flow- heater, water-storage heater
    • F24H1/18Water storage heaters
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of the preceding main groups
    • G05D27/02Simultaneous control of variables covered by two or more of the preceding main groups characterised by the use of electric means
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas, including the water unit processed being connected together, buffer cell and with water unit processed, the control unit of the equal Electricity Federation of buffer cell, the water unit processed includes water pot processed, the tank line road processed that the water pot oral siphon road processed of connection connects with right side on the left of water pot processed, water pot oral siphon road processed is provided with Instant heating type water heating controller, fertilizer applicator is parallel with the pipeline behind Instant heating type water heating controller, aerator is also communicated with water pot processed, the Instant heating type water heating controller, aerator and fertilizer applicator are connected with control unit.Relative to prior art, the present invention realizes the heating integrated intelligent control of liquid manure gas and irrigated, and stability is good, dramatically improves crop liquid manure utilization ratio and automatization level, Automated condtrol unit can be completed oxygenation with preset time and add fertilizer to intake and irrigate process, improve irrigation management efficiency.

Description

A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas and control method
Technical field
The present invention relates to agricultural technology field, and in particular to a kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas and control Method processed.
Background technology
Water, fertilizer, air and heat are plant indispensable factors in growth and development process, and the coordination supply of liquid manure gas heat is Crop is got bumper crops high-quality guarantee, underground drip irrigation technique because have the advantages that it is higher economize on water, save it is fertile, accurate efficient, more and more Applied to agricultural irrigation, but conventional underground drip irrigation understands the air in displacement soil aperture, causes soil aeration situation bad, makees Therefore Hypoxia Stress often occurs for thing root system, suppresses plant growth, using underground drip irrigation system by the heavy-oxygen-enriched water of preference temperature or Oxygen containing liquid manure gas mixture is transported to crop root zone, coordinates root region soil water, fertilizer, air and heat condition, reaches promotion plant growth With raising yield.Heavy-oxygen-enriched water(Or micro-nano air-bubble)Application be limited, being primarily due to no equipment can prepare Substantial amounts of iirigation water source and the method irrigated without the hot Intelligent drip management and control system of liquid manure gas.
During irrigation, how air is mixed and uniform air-water mixture is formed in water and realizes that intellectuality is controlled System, the problem of being all there is an urgent need to research and solve, if air mixes with water and uneven can be largely focused on caused bubble Pipeline top half, in actual applications can k-index oxygen environment improvement.It is external at present more using physical method exposure Gas mixes oxygen, i.e., air or nutrient solution is sucked into venturi using venturi ejector, form pressure flow, into main pipeline, such group Dress two or more venturi ejector can realizes liquid manure gas integral, however, current water-fertilizer integral plant automation It is horizontal low, often need someone to be supervised on side, waste of manpower, meanwhile, current liquid manure gas integral device can only adjust water, gas, Fertilizer, can not realize to another material impact factor of plant growth --- heat, it is adjusted.
Under conditions of pressure-bearing, using cyclic aeration, static mixing, the process for being aerated release, it can quickly prepare 20~ 40 mg/L heavy-oxygen-enriched water, afterwards, by the way that to water irrigation supercharging is prepared, quickly the water source for reaching requirement is transferred in conservation tank, So, a number of heavy-oxygen-enriched water can be prepared in advance by customizing irrigation scheme, the purpose continuously irrigated is realized, certain Solve the problems, such as to prepare water shortage in degree.Meanwhile for the regional temperature of irrigation water such as northeast and northwest it is too low the problem of, Enter water section and set up instant heater, temperature of irrigation water is rapidly brought up to 25 DEG C, avoid water temperature it is too low cause plant growth by Suppression.With reference to the utilization level to liquid manure of Different Crop, different liquid manure application programs is customized, realizes intelligent dropper control System is irrigated.
The content of the invention
Present invention aim to address above-mentioned technical deficiency, there is provided a kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas And control method.
To realize above-mentioned target, thinking is as follows:Plan cyclic aeration device and Development of Venturi Fertilizer Applicator combines, formed uniform Liquid manure gas mixture, while instant heating controller is installed in water inlet end, the iirigation water source of the heating integrated regulation and control of liquid manure gas is formed, It is stored in water tank, water process processed utilizes digital instrumentation, realizes intelligent control.
Technical scheme is specially:
A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas, including be connected together water unit processed, buffer cell and with Water unit processed, the control unit of the equal Electricity Federation of buffer cell, the water unit processed include water pot 12 processed, the left side of water pot processed 12 connection The tank line road processed that water pot oral siphon road processed connects with right side, water pot oral siphon road processed are provided with Instant heating type water computer heating control Device 4, fertilizer applicator is parallel with the pipeline behind Instant heating type water heating controller 4, aerator is also communicated with water pot 12 processed, Instant heating type water heating controller 4, aerator and the fertilizer applicator are connected with control unit.
The aerator is venturi aerator 19, and the left lower of water pot 12 processed is communicated with into water check from bottom to top Valve 11 and venturi aerator 19, water inlet non-return valve 11 are arranged on water pot oral siphon road processed, and the lower right side of water pot 12 processed is certainly Water guide non-return valve 22 and dissolved oxygen controller-temperature transmitter 15 are communicated with down, water guide non-return valve 22 is arranged on water pot processed and gone out In water lines, top is provided with water pot pressure transmitter 16 processed, water pot floating ball lever meter 17 processed and pressure regulator 26, and bottom is provided with Water pot blowoff valve 14 processed, the water inlet non-return valve 11, water guide non-return valve 22, dissolved oxygen controller-temperature transmitter 15, water pot pressure processed Power transmitter 16, water pot floating ball lever meter 17 processed and pressure regulator 26 are connected with control unit.
Water guide non-return valve 22, water guide magnetic valve 23 have been sequentially connected in series on the tank line road processed, flowing water Valve 24, has been led Water snap joint 25, the water guide magnetic valve 23 and flowing water Valve 24 are connected with control unit.
Water pot oral siphon road one end processed is communicated with into water snap joint 1, from intake snap joint 1 to water inlet non-return valve 11 it Between be sequentially connected in series into water hand-operated valve 2, filter I 3, Instant heating type water heating controller 4, water pot entering water electromagnetic valve 5 processed, flowmeter 6th, fertile hand-operated valve I 7 is inhaled, the front end of water inlet non-return valve 11 separates a parallel pipeline, is sequentially provided with inhales fertile hand-operated valve from front to back II 8, fertilizer applicator, the fertile hand-operated valve III 10 of suction, the fertilizer applicator is Development of Venturi Fertilizer Applicator 9, and the water inlet hand-operated valve 2, water pot processed enter Water solenoid valve 5, flowmeter 6, the fertile hand-operated valve I 7 of suction, the fertile hand-operated valve II 8 of suction, the fertile hand-operated valve III 10 of suction are connected with control unit.
Venturi aerator 19, which is made by oneself after water filling 12 picks out, is divided into two bye-passes, wherein one passes through self-suction circulation pump 20th, static mixer 21 fills 12 top entrance from water processed and connects the aeration gas-liquid release 13 that water processed fills 12 inner uppers, separately One pressure regulator 26 that the top of water filling 12 processed is communicated to by Gas-liquid mixing valve 18, the self-suction circulation pump 20, static state are mixed Clutch 21, aeration gas-liquid release 13, Gas-liquid mixing valve 18 and pressure regulator 26 are connected with control unit.
The water pot floating ball lever meter 17 processed is provided with basic, normal, high water level, the oral siphon road of water pot 12 processed from bottom to top Mouth, outlet pipe crossing are respectively positioned on the lower section of the low water level of water pot floating ball lever meter 17 processed.
Described control unit includes PLC 35, automatic pilot lamp 36, manual indicator lamp 37, power supply indicator 38, gas Pump indicator lamp 39, emergency stop switch 40, buzzer 41, power switch 42, air pump switch 43, pressure regulator compression relief cock 44, pressure Draught control mechanism supercharging switch 45.
The buffer cell includes water tank 28, and water tank 28 connects water processed by water tank inlet pipeline snap joint 27 Tank 12, the top of water tank 28 are provided with water tank pressure transmitter 33, water tank floating ball lever meter 34, and bottom is provided with water tank blowdown Valve 29, the end of water tank 28 connect outlet pipeline, water tank water outlet hand-operated valve 30, filter II are sequentially provided with outlet pipeline 31st, water tank water solenoid valve 32, the water tank pressure transmitter 33, water tank floating ball lever meter 34, water tank go out sailor Dynamic valve 30 and water tank water solenoid valve 32 are connected with control unit.
Water tank floating ball lever meter 34 is provided with five low low water level, low water level, middle water level, high water level, high high water level water Position, the entery and delivery port of water tank 28 are respectively positioned on the lower section of the low water level of water tank floating ball lever meter 34.
Control unit is provided with automatic mode, reservation protocol or/and manual mode, the described heating integrated drip irrigation of liquid manure gas The control method of intelligent controlling device specifically comprises the following steps:
1st, water pot processed is intake into snap joint 1 with there is pressure resource of water supply to be connected, by water tank outlet pipeline and underground drip irrigation pipe Road is connected;
2nd, control unit power key is opened, opens air pump switch 43, water pot water pressure processed is set into parameter setting interface, applied Fertile speed, water tank water-storage pressure, pressure controller regulation and control bound, dissolved oxygen content or cyclic aeration time, water inventory processed, Water tank irrigation level, water temperature;
3rd, click on automatic mode after the completion of parameter setting, device will automatically into intake-water-water guide-water storage-irrigation processed waited Journey;
4th, reservation protocol can set device to start the time on the basis of automatic mode, and reaching scheduled time device will voluntarily open It is dynamic;
5th, according to manual mode, it is necessary to which the keying of manual modulation valve door, is substantially carried out operating as follows:
A. unlatching water pot entering water electromagnetic valve processed, pressure regulator compression relief cock, are at into water state;
B. choose whether to open Development of Venturi Fertilizer Applicator;
C. after the completion of intaking, entering water electromagnetic valve 5 and pressure regulator compression relief cock 44 are closed, the supercharging of Opening pressure adjuster is opened 45 are closed, while starts self-suction circulation pump 20 so that the water in water pot 12 processed is via venturi aerator 19 and static mixer Entered back into after 21 progress aerations in water pot 12 processed;
D. Opening pressure adjuster increase switch 45 pressurizes into water pot 12 processed after the completion of water process processed, opens water pot water outlet processed Water guide magnetic valve 23 on pipeline, by the pressure differential between water pot 12 processed and water tank 28 into water tank 28 water guide;
E. also settable temperature of irrigation water, duty, irrigation time under manual mode, set aeration time, or irrigation water dissolving Oxygen threshold value, realize the irrigation of different soils, Different Crop.
Relative to prior art, technique effect of the invention is that the system realizes the heating integrated intelligent control of liquid manure gas Irrigate, stability is good, dramatically improves crop liquid manure utilization ratio and automatization level, Automated condtrol unit can be pre- Add fertilizer to intake and irrigate process if the time completes oxygenation, improve irrigation management efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of present invention water unit processed.
Fig. 2 is the structural representation of buffer cell of the present invention.
Fig. 3 is the structural representation of control unit of the present invention.
Fig. 4 is the structural representation that present invention water unit processed connects with buffer cell.
In accompanying drawing 1:1 water inlet snap joint, 2 water inlet hand-operated valves, 3 filters I, 4 Instant heating type water heating controllers, 5 water processed Tank entering water electromagnetic valve, 6 flowmeters, 7 inhale fertile hand-operated valves I, 8 inhale fertile hand-operated valve II, 9 Development of Venturi Fertilizer Applicator, 10 inhale fertile hand-operated valve III, 11 water inlet non-return valves, 12 water pots processed, 13 aeration gas-liquid releases, 14 water pot blowoff valves processed, 15 dissolved oxygen controllers-temperature pick-up Device, 16 water pot pressure transmitters processed, 17 water pot floating ball lever meters processed, 18 Gas-liquid mixing valves, 19 venturi aerators, 20 self-primings Circulating pump, 21 static mixers, 22 water guide non-return valves, 23 water guide magnetic valves, 24 flowing water Valves, 25 water guide snap joints, 26 pressures Draught control mechanism.
In accompanying drawing 2:27 water tank inlet pipeline snap joints, 28 water tanks, 29 water tank blowoff valves, 30 water tank water outlets Hand-operated valve, 31 filters II, 32 water tank water solenoid valves, 33 water tank pressure transmitters, 34 water tank floating ball lever meters.
In accompanying drawing 3:35 PLCs, 36 automatic pilot lamps, 37 manual indicator lamps, 38 power supply indicators, 39 air pumps refer to Show that lamp, 40 emergency stop switch, 41 buzzers, 42 power switches, 43 air pump switches, 44 pressure regulator compression relief cocks, 45 pressure are adjusted Save device supercharging switch.
Embodiment
A kind of heating integrated drip irrigation intelligent controlling device of liquid manure gas, including water unit processed, buffer cell and control unit.
As shown in figure 1, water unit processed includes water pot 12 processed, the left lower of water pot 12 processed is communicated with into water check from bottom to top Valve 11 and venturi aerator 19, the lower right side of water pot 12 processed are communicated with water guide non-return valve 22 and dissolved oxygen control from bottom to top Device-temperature transmitter 15, dissolved oxygen controller-temperature transmitter 15 is used for the temperature for monitoring 12 reclaimed waters of water filling processed and dissolved oxygen contains Measure, top fills the water pot pressure transmitter 16 processed of air pressure in 12 provided with control water processed, controls being located at for water level in water filling 12 processed to make Water pot floating ball lever meter 17 and pressure regulator 26 processed in water pot, bottom are provided with water pot blowoff valve 14 processed.
The left side of water pot 12 processed connects water pot oral siphon road processed, and the front end of water inlet non-return valve 11 is into liquid manure control piper, system Water pot oral siphon road one end is communicated with into water snap joint 1, pipeline from intake snap joint 1 between water inlet non-return valve 11 successively It is in series with into water hand-operated valve 2, filter 3, Instant heating type water heating controller 4, water pot entering water electromagnetic valve 5 processed, flowmeter 6, suction fertilizer Hand-operated valve I 7, this part are inlet pipeline, the Instant heating type control of water heating controller 4 heating, inhale fertile hand-operated valve I 7 and inhale fertilizer manually Valve II 8 controls water inlet and adds fertilizer respectively, and separating another parallel pipeline in the front end of water inlet non-return valve 11 is used to control whether to apply Fertilizer, and merge in the front end of 11 water inlet non-return valves with inlet pipeline, control fertilizing pipeline is sequentially provided with suction fertilizer manually from front to back Valve II 8, Development of Venturi Fertilizer Applicator 9, the fertile Development of Venturi Fertilizer Applicator of hand-operated valve III 10,9 of suction can be by related on water pot oral siphon road processed The opening and closing of magnetic valve, the current that regulation and control flow into water pot processed whether there is fertilizer incorporation.
Venturi aerator 19, which is made by oneself after water filling 12 picks out, is divided into two bye-passes, parallel pipeline is formed, wherein one is Circulating water loop, the loop are filled 12 top entrance and connect water processed and filled by self-suction circulation pump 20, static mixer 21 from water processed The aeration gas-liquid release 13 of 12 inner uppers, venturi aerator 19, self-suction circulation pump 20 are to the water storage in 12 water fillings processed It is aerated, is then mixed by static mixer 21, then gas-vapor mix is further improved by being aerated gas-liquid release 13 Can, and oxygenation water is returned in water filling 12 processed, another is aerating pipelines, and being communicated to water processed by Gas-liquid mixing valve 18 fills 12 tops The pressure regulator 26 in portion, there is provided have pressure oxygenation.
Circulating water line is in parallel with aerating pipelines in the water pot processed forms cyclic aeration system, and the water in water pot processed passes through Circulating water line water inlet enters the pipeline of venturi aerator 19, and first time aeration, institute are carried out through venturi aerator 19 Aeration body all comes from water pot 12 processed, then flows into static mixer 21 by self-suction circulation pump 20, liquid manure gas fluid-mixing, enter Second of aeration of row, flow into water processed finally by aeration gas-liquid release 13 and fill in 12, if in this process in water pot 12 processed Decrease in air pressure, by the pressure during the stable water processed of pressure regulator 26, according to this back and forth, until water in water pot 12 processed Dissolved oxygen reaches desired value, and self-suction circulation pump 20 provides energy for water movement during this.
The water pot floating ball lever meter 17 processed is provided with low water level, middle water level, three water levels of high water level and phase from bottom to top The distance between the position that borders on the river is not less than 15cm, and the wherein top of high water level distance water pot 12 is not less than 8cm, and water pot 12 processed enters water Line portals, outlet pipe crossing are respectively positioned on the lower section of the low water level of water pot floating ball lever meter 17 processed.
The right side of water pot 12 processed is communicated with tank line road processed, and water guide non-return valve 22 has been sequentially connected in series on outlet pipeline, has been led Water solenoid valve 23, flowing water Valve 24, water guide snap joint 25, outlet pipeline provide oxygen water processed for buffer cell.
When irrigated area is larger, water tank 28 can be connected on tank line road processed, the effect of water tank 28 be by Reaching the fluid of default oxygen dissolving value, imported into water tank 28 and store, the delivery port of water tank 28 is connected with drip irrigation pipeline, Directly from the water outlet of water tank 28 during irrigation water, water processed so can be achieved and be independent of each other with irrigation process, user can pass through Control manually is intake the-process such as water-water guide-irrigation processed, also can setup parameter open automatic mode or reservation Irrigation, wherein Reservation Irrigation i.e. by being equipped with the parameters such as water time and water production in advance, and regularly water processed, irrigation, convenient and swift.
As shown in Fig. 2 buffer cell includes water tank 28, water tank 28 is connected by water tank inlet pipeline snap joint 27 Lead to water pot 12 processed, the outlet pipeline of water pot 12 processed is connected with the water inlet of water tank 28, the water outlet of water unit processed is accepted, by water list processed Produced water aeration introduces in member, and the top of water tank 28 is provided with water level in water tank pressure transmitter 33, control water tank 28 Water tank floating ball lever meter 34, water tank pressure transmitter 33 can control air pressure in water tank 28, carry out voltage stabilizing, pressurized condition The solubility of oxygen and holdup time can be improved in water tank down, are ensured the Oxygen Enrichment of irrigation water, can be ensured under reduced pressure Stable quick water inlet.
The bottom of water tank 28, which is provided with, to be used to discharge the poor-quality water water tank blowoff valve 29 in water tank, and the end of water tank 28 connects Pass-out water lines, water tank water outlet hand-operated valve 30, filter 31, water tank water solenoid valve 32 are sequentially provided with outlet pipeline, Water tank water outlet hand-operated valve 30, water tank water solenoid valve 32 are respectively used to manually and automatically control the water outlet of water tank 28.
Whether water tank floating ball lever meter 34 can monitor water level automatically, and automatically control to supplement in water pot processed according to water level and make Good water aeration, water tank floating ball lever meter 34 divide 5 waterlines, respectively low low water level, low water level, middle water level, high water level, High high water level, low low water level are not less than 20cm, water tank 28 apart from water tank bottom and high high water level apart from water storage upper end Entery and delivery port is respectively positioned on the lower section of the low water level of water tank floating ball lever meter 34.
Control unit is used to showing and controlling the temperature of water unit processed, water level, dissolved oxygen levels, and automatically control and respectively enter Water outlet and the fertile magnetic valve of suction, realize the hot Automated condtrol of liquid manure gas.The data transmitted by each sensor, it can also adjust manually Section needs the valve opened and closed.
As shown in figure 3, control unit is mainly made up of PLC, indicator lamp, buzzer, switch, PLC 35 For human-computer interaction interface, for showing and reading the data such as flow, time, pressure, temperature, water level.Indicator lamp includes referring to automatically Show lamp 36, manual indicator lamp 37, power supply indicator 38, air pump indicator lamp 39, show when automatic pilot lamp 36 is bright in automatic State of a control, when manual indicator lamp 37 is bright, show to be in manual operation state, when power supply indicator 38 is bright, show total electricity Source is opened, and is otherwise closed mode, when air pump indicator lamp 39 is bright, is shown air pump electric power starting, be otherwise closed mode.Jerk Manual emergency stopping, buzzer 41 show sound and light alarm, power switch 42 for completion water extraction when switch 40 is used to break down For controlling the keying of power supply, air pump switch 43 is used for the gentle pumping source of control system general supply, pressure regulator compression relief cock 44 and pressure regulator supercharging switch 45 be used for pressure regulator carry out it is manually operated.
The control method of the heating integrated drip irrigation intelligent controlling device of liquid manure gas, can setup parameter, into automatic mode or pre- About pattern, manual mode also may be selected and regulate and control manually, specifically comprise the following steps:
(1)By the water inlet snap joint 1 of water pot 12 processed with there is pressure resource of water supply to be connected, by the outlet pipeline of water tank 28 and underground Droping irrigating pipe is connected.
(2)Control unit power key is opened, opens air pump switch 43, water pot hydraulic pressure processed is set into parameter setting interface Power, speed of applying fertilizer, water tank water-storage pressure, pressure controller regulation and control bound, dissolved oxygen content or cyclic aeration time, water processed The parameter such as total amount, water tank irrigation level, water temperature, wherein water tank irrigation level refer to when reaching this water level, in automatic mode or Reservation protocol lower water tank water solenoid valve is opened, automatically into irrigation.
When the air pressure in water pot processed is higher than set pressure safety valve limit value, pressure safety valve loses heart straight automatically Reach set limit value to pressure, when the air pressure in water pot processed is less than set pressure value, pass through pressure regulator 26 Supercharging is realized, until pressure reaches set limit value, Stress control is similar with water pot Stress control processed in water tank.
(3)Click on automatic mode after the completion of parameter setting, device will be automatically into-water-water guide-water storage-irrigation processed of intaking Etc. process;There is water and the water level to be higher than water level in water pot processed when if installation's power source is opened in water pot, filled after clicking on automatic mode Putting will omit into water process, be directly entered water process processed, if having water and water level is less than water processed in water pot when installation's power source is opened In tank during water level, device will start water process processed after water inlet to water pot high water level processed after clicking on automatic mode, after water production is set, When device last time water water level processed has just reached design water production less than water level in water pot processed, device can force water inlet into Water level.
(4)Reservation protocol can set device to start the time on the basis of automatic mode, and reaching scheduled time device will be certainly Row starts.
(5)The present apparatus can check the information such as conventional water production, irrigation volume, dose, irrigation time by history report.
(6)According to manual mode, device completes to intake-and the process such as water-water guide-water storage-irrigation processed needs regulation manually The keying of valve, it is substantially carried out operating as follows:
A. unlatching water pot entering water electromagnetic valve 5 processed, pressure regulator compression relief cock 44, are at into water state;When in water pot processed When water level is less than middle water level, water pot floating ball lever meter 17 processed sends instruction water pot entering water electromagnetic valve 5 and opened, and starts to water pot processed 12 are supplied water, while Development of Venturi Fertilizer Applicator 9 is started working, during water inlet, water pot entering water electromagnetic valve 5 processed, pressure regulator pressure release Switch 44 always on, choose whether to open Development of Venturi Fertilizer Applicator 9 according to being actually needed, if desired, open Development of Venturi Fertilizer Applicator 9 Liquid manure mixed liquor is entered in water pot 12 processed afterwards, and when water level rises to high water level in water pot processed, water inlet process is completed.
B. water pot entering water electromagnetic valve 5 and pressure regulator compression relief cock 44 processed, Opening pressure regulation are closed after the completion of intaking Device supercharging switch 45, when the pressure of water pot 12 processed reaches limit value, the stable pressure of water pot 12 processed of pressure regulator 26, water process processed In, self-suction circulation pump 20 starts, and the current in water pot processed enter circulating water line, and venturi aeration is parallel with circulating water line Device 19, venturi aerator 19 are connected with pressure regulator 26, and liquid manure fluid-mixing is carried out through venturi aerator 19 First time aeration, institute's aeration body all come from and in water pot 12 processed, then by self-suction circulation pump 20, liquid manure fluid-mixing flows into static Blender 21, second of aeration is carried out, liquid manure fluid-mixing is flowed into water filling 12 processed by being aerated gas-liquid release 13 afterwards.This During come from water pot 12 processed due to the oxygen dissolved in circulation line, cause the atmospheric pressure of water pot 12 processed to reduce, pressure Air is pressed into water pot 12 processed by adjuster 26, steady pressure, constantly repeats this process.In the process dissolved oxygen controller- Temperature transmitter 15 can detect the current that self-circulating water pipeline is flowed into water pot 12 processed in real time, until current dissolved oxygen in water pot 12 processed Value reaches preset value, and water processed is completed.
C. water process processed is completed, into water guide process.Opening pressure adjuster increase switch 45 adds into water pot 12 processed Pressure, the water guide magnetic valve 23 on tank line road processed is opened, now water pot 12 processed has pressure differential with water tank 28, passes through pressure Power difference enters the hydraulic pressure in water pot 12 processed in water tank 28, when the water level of water pot 12 processed reaches below low water level, tank line processed Water guide magnetic valve 23 on road is closed, and completes a water guide process.Because water guide causes pressure oscillation in water tank 28, water guide mistake Pressure reaches preset value in the regulation of water tank pressure transmitter 33 water tank 28 after the completion of journey.
D. under manual mode, except needing to adjust above-mentioned valve opening and closing manually, also settable temperature of irrigation water, duty, filling Irrigate the time, and according to water pot dissolved oxygen value changes processed during cyclic aeration, set certain aeration time, or necessarily irrigate water-soluble Oxygen threshold value is solved, realizes the irrigation of different soils, Different Crop.
The present invention the heating integrated intelligent drip-irrigation control device of liquid manure gas and control method compared with the prior art have with Lower advantage:
1st, the present apparatus sets up automatic mode and reservation protocol, presets relevant parameter device by automatic running, reduces artificial Cost, automaticity are high;
2nd, in water pot processed part forced air by venturi aerator and static mixer in the form of microbubble and liquid manure The uniform blending of fluid, substantially reduces aeration time, avoids aqueous vapor lamination;
3rd, the present apparatus is due to the presence of water tank, and water processed can be achieved, irrigate while carry out, the saving time;
4th, device detects the dissolved oxygen content of liquid manure fluid in water pot processed by dissolved oxygen controller, can be according to specific crop and difference Growth period regulates and controls oxygen dissolving value;
5th, the present apparatus can obtain the time operated in the past and water production, dose, water temperature, irrigation volume by query history form Etc. information, it is easy to data to export;
6th, because water tank delivery port is connected with underground drip irrigation pipeline, water-saving fertilizer-saving, pollution is reduced.
Above-described is only the preferred embodiment of the present invention, it is noted that for those skilled in the art, Under the premise of general idea of the present invention is not departed from, some changes and improvements can also be made, these should also be considered as the present invention's Protection domain.

Claims (10)

  1. A kind of 1. heating integrated drip irrigation intelligent controlling device of liquid manure gas, it is characterised in that:Including be connected together water unit processed, Buffer cell and include water pot processed with water unit processed, the control unit of the equal Electricity Federation of buffer cell, the water unit processed(12), water processed Tank(12)The tank line road processed that the water pot oral siphon road processed of left side connection connects with right side, water pot oral siphon road processed is provided with Instant heating type water heating controller(4), in Instant heating type water heating controller(4)Fertilizer applicator, water pot processed are parallel with pipeline below (12)On be also communicated with aerator, the Instant heating type water heating controller(4), aerator and fertilizer applicator and control unit Connection.
  2. 2. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 1, it is characterised in that:The aerator It is venturi aerator(19), water pot processed(12)Left lower is communicated with into water non-return valve from bottom to top(11)Exposed with venturi Device of air(19), non-return valve of intaking(11)It is arranged on water pot oral siphon road processed, water pot processed(12)Lower right side connects from bottom to top It is connected with water guide non-return valve(22)With dissolved oxygen controller-temperature transmitter(15), water guide non-return valve(22)It is arranged on water pot water outlet processed On pipeline, top is provided with water pot pressure transmitter processed(16), water pot floating ball lever meter processed(17)And pressure regulator(26), bottom Provided with water pot blowoff valve processed(14), the water inlet non-return valve(11), water guide non-return valve(22), dissolved oxygen controller-temperature transmitter (15), water pot pressure transmitter processed(16), water pot floating ball lever meter processed(17)And pressure regulator(26)Connect with control unit Connect.
  3. 3. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 1, it is characterised in that:The water pot processed goes out Water guide non-return valve has been sequentially connected in series in water lines(22), water guide magnetic valve(23), flowing water Valve(24), water guide snap joint (25), the water guide magnetic valve(23)And flowing water Valve(24)It is connected with control unit.
  4. 4. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 1, it is characterised in that:Water pot oral siphon processed Road one end is communicated with into water snap joint(1), from snap joint of intaking(1)To water inlet non-return valve(11)Between be sequentially connected in series into Water hand-operated valve(2), filter I(3), Instant heating type water heating controller(4), water pot entering water electromagnetic valve processed(5), flowmeter(6), inhale Fertile hand-operated valve I(7), non-return valve of intaking(11)Front end separate a parallel pipeline, be sequentially provided with inhale fertile hand-operated valve from front to back Ⅱ(8), fertilizer applicator, inhale fertile hand-operated valve III(10), the fertilizer applicator is Development of Venturi Fertilizer Applicator(9), the water inlet hand-operated valve(2)、 Water pot entering water electromagnetic valve processed(5), flowmeter(6), inhale fertile hand-operated valve I(7), inhale fertile hand-operated valve II(8), inhale fertile hand-operated valve III(10) It is connected with control unit.
  5. 5. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 2, it is characterised in that:Venturi aeration dress Put(19)Water is made by oneself to fill(12)It is divided into two bye-passes after picking out, wherein one passes through self-suction circulation pump(20), static mixer (21)Filled from water processed(12)Top, which enters and connects water processed, to be filled(12)The aeration gas-liquid release of inner upper(13), another logical Cross Gas-liquid mixing valve(18)Water processed is communicated to fill(12)The pressure regulator at top(26), the self-suction circulation pump(20), it is static Blender(21), aeration gas-liquid release(13), Gas-liquid mixing valve(18)And pressure regulator(26)It is connected with control unit.
  6. 6. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 2, it is characterised in that:The water pot processed floats Ball liquid level gauge(17)Basic, normal, high water level, water pot processed are provided with from bottom to top(12)Oral siphon crossing, the equal position in outlet pipe crossing In water pot floating ball lever meter processed(17)The lower section of low water level.
  7. 7. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 1, it is characterised in that:Described control unit Including PLC(35), automatic pilot lamp(36), manual indicator lamp(37), power supply indicator(38), air pump indicator lamp (39), emergency stop switch(40), buzzer(41), power switch(42), air pump switch(43), pressure regulator compression relief cock (44), pressure regulator supercharging switch(45).
  8. 8. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 1, it is characterised in that:The buffer cell Including water tank(28), water tank(28)Pass through water tank inlet pipeline snap joint(27)Connection water pot processed(12), water tank (28)Top is provided with water tank pressure transmitter(33), water tank floating ball lever meter(34), bottom is provided with water tank blowoff valve (29), water tank(28)End connects outlet pipeline, and water tank water outlet hand-operated valve is sequentially provided with outlet pipeline(30), filter Ⅱ(31), water tank water solenoid valve(32), the water tank pressure transmitter(33), water tank floating ball lever meter(34), storage Water pot water outlet hand-operated valve(30)With water tank water solenoid valve(32)It is connected with control unit.
  9. 9. the heating integrated drip irrigation intelligent controlling device of liquid manure gas as claimed in claim 8, it is characterised in that:Water tank ball float liquid Position meter(34)It is provided with five low low water level, low water level, middle water level, high water level, high high water level water levels, water tank(28)Into and out of The mouth of a river is respectively positioned on water tank floating ball lever meter(34)The lower section of low water level.
  10. 10. the control method of the heating integrated drip irrigation intelligent controlling device of liquid manure gas as described in claim 1-9, its feature exist In:Control unit is provided with automatic mode, reservation protocol or/and manual mode, specifically comprises the following steps:
    (1)Will water pot water inlet snap joint processed(1)With there is pressure resource of water supply to be connected, by water tank outlet pipeline and underground drip irrigation Pipeline is connected;
    (2)Control unit power key is opened, opens air pump switch(43), into parameter setting interface, water pot hydraulic pressure processed is set Power, speed of applying fertilizer, water tank water-storage pressure, pressure controller regulation and control bound, dissolved oxygen content or cyclic aeration time, water processed Total amount, water tank irrigation level, water temperature;
    (3)Click on automatic mode after the completion of parameter setting, device will automatically into intake-water-water guide-water storage-irrigation processed waited Journey;
    (4)Reservation protocol can set device to start the time on the basis of automatic mode, and reaching scheduled time device will voluntarily open It is dynamic;
    (5)According to manual mode, it is necessary to which the keying of manual modulation valve door, is substantially carried out operating as follows:
    A. unlatching water pot entering water electromagnetic valve processed, pressure regulator compression relief cock, are at into water state;
    B. choose whether to open Development of Venturi Fertilizer Applicator;
    C. after the completion of intaking, entering water electromagnetic valve is closed(5)With pressure regulator compression relief cock(44), the increasing of Opening pressure adjuster Compress switch(45), while start self-suction circulation pump(20)So that water pot processed(12)In water via venturi aerator(19) And static mixer(21)Water pot processed is entered back into after carrying out aeration(12)In;
    D. Opening pressure adjuster increase switch after the completion of water process processed(45)To water pot processed(12)Interior pressurization, open water pot processed Water guide magnetic valve on outlet pipeline(23), pass through water pot processed(12)With water tank(28)Between pressure differential into water tank(28) Water guide;
    E. also settable temperature of irrigation water, duty, irrigation time under manual mode, set aeration time, or irrigation water dissolving Oxygen threshold value, realize the irrigation of different soils, Different Crop.
CN201710829323.5A 2017-09-14 2017-09-14 Water, fertilizer, gas and heat integrated drip irrigation intelligent control device and control method Active CN107466573B (en)

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