CN206658734U - A set of crop field drip irrigation photovoltaic water pumping system - Google Patents
A set of crop field drip irrigation photovoltaic water pumping system Download PDFInfo
- Publication number
- CN206658734U CN206658734U CN201720309841.XU CN201720309841U CN206658734U CN 206658734 U CN206658734 U CN 206658734U CN 201720309841 U CN201720309841 U CN 201720309841U CN 206658734 U CN206658734 U CN 206658734U
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- CN
- China
- Prior art keywords
- water pump
- controller
- switch controller
- inverter
- pumping system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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- Control Of Positive-Displacement Pumps (AREA)
Abstract
It the utility model is related to a set of crop field drip irrigation photovoltaic water pumping system, mainly include solar energy photovoltaic panel, switch controller, exchange water pump, output inverter, DC water pump, MPPT controller and battery, the solar energy photovoltaic panel is connected by cable with other assemblies, solar energy photovoltaic panel is connected with switch controller, switch controller cut-offs according to intensity of illumination control circuit, switch controller simultaneously and output inverter, MPPT controller and battery connection, output inverter is connected with exchange water pump, output inverter provides AC power for exchange water pump, MPPT controller is connected with DC water pump, MPPT controller improves battery power output, the water pumping system of this practical design improves water lift efficiency, it is simultaneously simple to operate.
Description
Technical field
It the utility model is related to sun apparatus field, more particularly to a set of crop field drip irrigation photovoltaic water pumping system.
Background technology
Crop field drip irrigation need to ensure that each rotation flow group filling amount is identical, discharge pressure is identical and larger, irrigation time phase in rotation flow
Same, daytime supplies water incessantly at night, to ensure the irrigation uniformity of crop, is easy to the crop later stage to harvest.Now generally use
Photovoltaic water pumping system is mainly made up of solar panels component, water pump etc..Wherein, solar panel subtracting with intensity of illumination
It is weak, its output current can corresponding equal proportion decline, and the voltage of maximum power point is still held essentially constant.But for electronic
For machine and water pump system, when a current decreases, voltage can also decline.Therefore the operating current of solar panel and voltage meeting
Maximum power point is gradually deviated from the decline of intensity of illumination；Water pump is relatively low by its installed power overwhelming majority, and range of lift is only
There are several meters to tens meters, flow also very little, its power is smaller, the more difficult requirement for meeting large area drip irrigation rotation flow of water yield.In addition
Its flow and water delivery pressure change with different light intensity, and in one day, from zero to peak value again to zero, the flow of dropper system is averaged
Value differ about 3-4 times with maximum, goes out to flow that stability is poor, and water source stably can not be provided for drip irrigation pipe network, it is impossible to guarantee irrigation
The uniformity so that photovoltaic water lift technology and crop field drip irrigation equipment be using mismatching, and then cannot be guaranteed the uniformity irrigated,
So as to influence plant growth, maturation, the uniformity of harvest.
Utility model content
The purpose of this utility model is to provide a set of crop field drip irrigation photovoltaic water pumping system, to solve above-mentioned technical problem,
The utility model uses following technical scheme to achieve the above object：
A set of crop field drip irrigation photovoltaic water pumping system, mainly including solar energy photovoltaic panel, switch controller, exchange water pump, inverse
Become device, DC water pump, MPPT controller and battery, be connected between each component by cable, solar energy photovoltaic panel
Be connected with switch controller, switch controller cut-offs according to intensity of illumination control circuit, switch controller simultaneously with inverter,
MPPT controller and battery connection, inverter are connected with exchange water pump, and inverter provides AC power, MPPT for exchange water pump
Controller is connected with DC water pump, and MPPT controller improves battery power output.
On the basis of above-mentioned technical proposal, the switch controller built in light shines control circuit, and 220V positive sources are through two
Pole pipe VD connecting resistance R, resistance R connect 220V power cathodes through photo resistance, while resistance R connects voltage-regulator diode VS, 220V power supply
Positive pole meets voltage-regulator diode VS through relay K, and voltage-regulator diode VS connects 220V power cathodes, when intensity of illumination reaches setting value
When, relay K is powered, while relay switch K is closed, and solar energy photovoltaic panel is load supplying.
On the basis of above-mentioned technical proposal, direct current is transformed into exchange by inverter circuit built in the inverter, inverter
Electricity, when night or rainy days, battery is powered by inverter for exchange water pump.
On the basis of above-mentioned technical proposal, MPPT control circuits built in the MPPT controller, MPPT control circuits pass through
The clamp voltage for improving battery improves the power output of battery.
This crop field drip irrigation photovoltaic water pumping system, under different light intensity, also can be completely converted into photronic luminous energy
Energy is irrigated, drip irrigation equipment subregion is kept steady operation, not only flow, pressure energy meet the requirement of crop field drip irrigation,
And it ensure that the field irrigation uniformity of the whole photovoltaic water lift drip irrigation system in rotation flow.
Brief description of the drawings
Fig. 1 is structure connection figure of the present utility model.
Fig. 2 is ON-OFF control circuit figure.
Fig. 3 switch control figures of the present utility model.
Fig. 4 is inverter circuit figure.
Fig. 5 is MPPT electric operation control circuit figures.
In figure：1- solar energy photovoltaic panel 2- switch controllers 3- exchange water pump 4- inverter 5- DC water pumps 6-
MPPT controller 7- batteries.
Embodiment
The utility model is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
A set of crop field drip irrigation photovoltaic water pumping system, mainly include solar energy photovoltaic panel 1, switch controller 2, exchange water pump 3,
Inverter 4, DC water pump 5, MPPT controller 6 and battery 7, it is connected by cable between each component, solar energy
Photovoltaic panel 1 is connected with switch controller 2, and switch controller 2 cut-offs according to intensity of illumination control circuit, and switch controller 2 is same
When be connected with inverter 4, MPPT controller 6 and battery 7, inverter 4 with exchange water pump 3 be connected, inverter 4 for exchange water pump
3 provide AC power, and MPPT controller 6 is connected with DC water pump 5, and MPPT controller 6 improves the power output of battery 7.
The built in light of switch controller 2 shines control circuit, and 220V positive sources pass through through diode VD connecting resistance R, resistance R
Photo resistance connects 220V power cathodes, while resistance R connects voltage-regulator diode VS, 220V positive source and connects voltage stabilizing two through relay K
Pole pipe VS, voltage-regulator diode VS connect 220V power cathodes, and when intensity of illumination reaches setting value, relay K is powered, while relay
Device switch K closures, solar energy photovoltaic panel 1 is load supplying.
Direct current is transformed into alternating current by inverter circuit built in the inverter 4, inverter 4, when night or rainy days
When, battery 7 is powered by inverter 4 for exchange water pump.
MPPT control circuits built in the MPPT controller 6, MPPT control circuits are by improving the clamp voltage of battery 7
To improve the power output of battery 7.
The photovoltaic water pumping system of this practical design effectively controls power transmission line by setting switch controller according to intensity of illumination
The switch on road.
MPPT control circuits use voltage raising and reducing double mode topological circuit structure, and such circuit structure can be from V in
>Higher conversion efficiency can be obtained in the range of V out to V in ﹤ V out, when the voltage of solar photovoltaic cell panel is higher than
Or in the case of the voltage less than batteries, photovoltaic cell all can efficient operation under the management of digitial controller.Chip IC 1
Using DSPIC33F type miniature solar inverters, VT2, VT3, VT4 are respectively by DSPIC33F type miniature solar inverters
PWM1H ports and PWM2H port signal drive controls, IC2 are that digital temperature sensor chip DS18B20, U2 and U3 are temperature
Sensing, using monobus thermometric, the work to DSPIC33F type miniature solars inverter transmission solar cell and battery
Temperature, at R2 sampling obtain solar cell output voltage, at R11 sampling obtain accumulator voltage, at R10 sample
To charging current, these sampled datas are all converted to digital letter by the A/D passages of DSPIC33F type miniature solar inverters
Number, working status parameter is provided for MPPT controls and the work of whole driving control system, realizes that closed-loop digital system controls.
Inverter circuit design frequency is 300HZ or so, it is therefore an objective to reduces the volume, weight, output waveform of contravariant transformer
Square wave.The inversion of 12V DC supply voltage can be 220V/380V line voltages by this inverter, and circuit is by BG2 and BG3 groups
Into multivibrator promote, then driven by BG1 and BG2, to control BG6 and BG7 to work.Wherein oscillating circuit by BG5 with
The voltage-stabilized power supply power supply of DW groups, can so make output frequency more stable.When making, transformer is optional conventional double 12V
City's piezoelectric transformer of output.Can be as needed, select appropriate 12V accumulator capacities.
The utility model design photovoltaic water pumping system can provide stabilized power source output for water pump, ensure that water pump is stable and transport
OK, and then water pipe hydraulic pressure is controlled, so as to ensure that irrigation is.
Described above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality
With new teaching, in the case where not departing from principle of the present utility model and spirit, the change that is carried out to embodiment, repair
Change, replace and modification is still fallen within the scope of protection of the utility model.
Claims (2)
1. a set of crop field drip irrigation photovoltaic water pumping system, it is characterised in that mainly including solar energy photovoltaic panel (1), switch controller
(2), exchange water pump (3), inverter (4), DC water pump (5), MPPT controller (6) and battery (7), each component it
Between be connected by cable, solar energy photovoltaic panel (1) is connected with switch controller (2), and switch controller (2) is according to intensity of illumination
Control circuit is cut-off, and switch controller (2) while is connected with inverter (4), MPPT controller (6) and battery (7), inversion
Device (4) is connected with exchange water pump (3), and inverter (4) provides AC power, MPPT controller (6) and direct current for exchange water pump (3)
Water pump (5) connects, and MPPT controller (6) improves battery (7) power output.
2. a set of crop field drip irrigation photovoltaic water pumping system according to claim 1, it is characterised in that the switch controller
(2) built in light shines control circuit, and 220V positive sources connect 220V power supplys through photo resistance through diode VD connecting resistance R, resistance R and born
Pole, while resistance R connects voltage-regulator diode VS, 220V positive source and meets voltage-regulator diode VS through relay K, voltage-regulator diode VS connects
220V power cathodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720309841.XU CN206658734U (en) | 2017-03-28 | 2017-03-28 | A set of crop field drip irrigation photovoltaic water pumping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720309841.XU CN206658734U (en) | 2017-03-28 | 2017-03-28 | A set of crop field drip irrigation photovoltaic water pumping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206658734U true CN206658734U (en) | 2017-11-24 |
Family
ID=60374458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720309841.XU Expired - Fee Related CN206658734U (en) | 2017-03-28 | 2017-03-28 | A set of crop field drip irrigation photovoltaic water pumping system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206658734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769598A (en) * | 2020-07-08 | 2020-10-13 | 湖北省电力装备有限公司 | Photovoltaic intelligent power generation system |
-
2017
- 2017-03-28 CN CN201720309841.XU patent/CN206658734U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769598A (en) * | 2020-07-08 | 2020-10-13 | 湖北省电力装备有限公司 | Photovoltaic intelligent power generation system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20200328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |