CN106106054A - A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method - Google Patents
A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method Download PDFInfo
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- CN106106054A CN106106054A CN201610740494.6A CN201610740494A CN106106054A CN 106106054 A CN106106054 A CN 106106054A CN 201610740494 A CN201610740494 A CN 201610740494A CN 106106054 A CN106106054 A CN 106106054A
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- drip irrigation
- water
- irrigation
- power supply
- soil moisture
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Soil Sciences (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of photovoltaic power supply efficient energy-saving ground drip irrigation method, comprise the following steps: utilize solar power supply apparatus to generate electricity；The stable alternating current that utilization exports when without irrigating drives vacuum draw water pump to carry out operation, is drawn into by the water at a distance and at the drip irrigation resource of water supply of end liquid level and needs at irrigation position accessory position and in the liquid level drip irrigation water supply cistern higher than the crop-planting ground level of needs irrigation；Need preferentially to utilize vacuum draw water pump to supply water when irrigating, during vacuum draw water air pump inoperative, utilize potential energy produced by the difference in height of the crop-planting ground level that liquid level is irrigated with needs in drip irrigation water supply cistern that the crops needing the large area irrigated distribution are carried out drip irrigation operation.The present invention is without using accumulator to store solar powered, thus reduces the overall use cost of solar powered agricultural drop irrigation device, and improves solar powered utilization rate of electrical.
Description
Technical field
The present invention relates to a kind of utilize solar powered technical field of agricultural irrigation, particularly a kind of photovoltaic power supply is energy-conservation
Drip irrigation method efficiently.
Background technology
Drip irrigation technique is the agricultural irrigation technology of a kind of high-efficiency environment friendly, and it has the advantage of water-saving efficient, irrigation water with
And the utilization rate of liquid manure mixture is up to 95%, it is applicable not only to the crop irrigation operation of drought and water-scarce area, and combines and execute
Fertilizer has the most cost-effective, to increase yield effect, can improve fertilizer efficiency more than one times；It is applicable to fruit tree, vegetable, warp
Ji crop and warmhouse booth are irrigated, and can also be used for field crop irrigation in the place of drought and water shortage.Drip irrigation technique mainly utilizes
Water is delivered in distributed plastic conduit hollow billet by trunk pipeline, and aperture or water dropper by diameter about 10 millimeters are by hair the most again
Moisture or liquid manure mixture in pipe are fed directly to crop root and carry out localized irrigation.
But owing to drip irrigation technique needs to work continuously, therefore irrigation device is for the exorbitant expenditure of electric energy, and partly
The power supply of open air, district drip irrigation operation is distant with job position, lays special drip irrigation supply line not only cost relatively
Height, and the loss of the additional electrical energy of transmission line of electricity is bigger.China's solar energy is the regenerative resource that gross reserves enriches the most, China
The solar radiation that land accepts every year can theoretical estimated value be 1.47 × 108Hundred million kilowatt hours, be China's current and future most
Scale and the regenerative resource of industrialized development potentiality；Solar energy resources potentiality are big, and environmental pollution is low, can continuous utilization, be
Be conducive to the important energy source of harmony between man and nature development.It is full-automatic the most too that Chinese patent literature CN 203206858 U discloses one
Sun energy drip irrigation appliance, it is mainly by device of solar generating, accumulator, drip irrigation controller, switching device, soil hygrosensor
Form with pipeline.The deficiency existed is that the use cost of solar storage battery is higher, and through the electric energy conversion of accumulator, meeting
Significantly decrease the practical efficiency of electric energy.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of photovoltaic power supply efficient energy-saving ground drip irrigation method, nothing
Accumulator need to be used to store solar powered, thus the entirety reducing solar powered agricultural drop irrigation device uses into
This, and improve solar powered utilization rate of electrical.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method, comprises the following steps:
Photovoltaic generation step: when Intensity of the sunlight meets solar electrical energy generation requirement, utilizes solar power supply apparatus to absorb too
Solar ray energy carries out solar electrical energy generation, collects scattered photovoltaic DC electricity and unidirectional current is converted to alternating current, passing through AC voltage adjusting
Export stable alternating current；
Electric energy savings step: when solar power supply apparatus be operated and soil moisture higher without drip irrigation operation time, utilize institute
The stable alternating current stating the output of photovoltaic generation step drives vacuum draw water pump to carry out operation, by remote and end liquid level
Water at drip irrigation resource of water supply be drawn into need at irrigation position accessory position and liquid level higher than need irrigate Crop Species
Plant in the drip irrigation water supply cistern of ground level, store by converting electrical energy into the potential energy of water；
Agricultural drop irrigation step: when solar power supply apparatus be operated and soil moisture is relatively low need drip irrigation operation time, by too
The stable alternating current of sun energy electric supply installation output drives vacuum draw water pump, is drawn into distributed by the water at drip irrigation resource of water supply
Drip irrigation pipeline carries out drip irrigation operation to the crops needing the large area irrigated distribution；Do not work when solar power supply apparatus and
Soil moisture is relatively low when needing drip irrigation operation, utilizes liquid level in drip irrigation water supply cistern and needs the crop-planting ground level irrigated
Difference in height produced by potential energy, form stable drip irrigation conveying hydraulic pressure, thus the water distribution in cistern that drip irrigation supplied water be defeated
Send and be full of distributed drip irrigation pipeline, utilizing distributed drip irrigation pipeline to carry out dripping to the crops needing the large area irrigated distribution
Fill operation.
As the further improvement of technique scheme, described photovoltaic generation step includes: distribution arrange several too
Sun energy battery panel components accepts sunlight and carries out photovoltaic generation, then collects several sun by photovoltaic generation access case
The generation current of energy battery panel components, then by photovoltaic inversion device, the unidirectional current that photovoltaic generation access case collects output is turned
It is changed to alternating current, finally by micro-capacitance sensor distribution box, the alternating current that photovoltaic inversion device exports is carried out pressure regulation and stablize with output
Alternating current.
As the further improvement of technique scheme, the distribution of several solar cell panel assemblies is arranged at drip irrigation and supplies water
On the top of cistern and lateral surface.
As the further improvement of technique scheme, described agricultural drop irrigation step includes: visit by arranging soil moisture
Survey device and monitor the soil moisture needing irrigated area in real time, and two pipeline electromagnetic control valves are set on distributed drip irrigation pipeline
For being connected in parallel vacuum draw water pump and drip irrigation water supply cistern respectively, automatically control process chip by setting and gather soil
Moisture signal and vacuum draw pump working whether signal also judges to control the logical of two pipeline electromagnetic control valves
Disconnected: when soil moisture probe detects that soil moisture is too low and during vacuum draw pump working, to automatically control process chip and beat
The pipeline electromagnetic control valve driving connection vacuum draw water pump, the pipeline electromagnetic control valve closing connection drip irrigation water supply cistern are carried out
Irrigation operation；When soil moisture probe detects that soil moisture is too low and during vacuum draw water air pump inoperative, automatically control place
The pipeline electromagnetic control that reason chip is closed the pipeline electromagnetic control valve connecting vacuum draw water pump, opened connection drip irrigation water supply cistern
Valve processed carries out irrigation operation；When described soil moisture probe detects that soil moisture is too high when, automatically control process core
Sheet is closed two pipeline electromagnetic control valves and is stopped irrigation operation.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of photovoltaic power supply efficient energy-saving ground provided by the present invention drip irrigation method, by using drip irrigation water supply cistern to store up
Can, it is not necessary to use accumulator to store solar powered, thus the entirety reducing solar powered agricultural drop irrigation device makes
With cost, and improve solar powered utilization rate of electrical；And by needing irrigation at vacuum draw pump working and soil
When directly utilize vacuum draw water pump and carry out irrigation operation, thus put forward high-octane utilization rate further.
Detailed description of the invention
Further describe the technology contents of the present invention below in conjunction with specific embodiments.
A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method that the present embodiment is provided, comprises the following steps:
Photovoltaic generation step: when Intensity of the sunlight meets solar electrical energy generation requirement, utilizes solar power supply apparatus to absorb too
Solar ray energy carries out solar electrical energy generation, collects scattered photovoltaic DC electricity and unidirectional current is converted to alternating current, passing through AC voltage adjusting
Export stable alternating current；Preferably, described photovoltaic generation step includes: several solar cell panel assemblies that distribution is arranged
Accept sunlight and carry out photovoltaic generation, then collect several solar cell panel assemblies by photovoltaic generation access case
Generation current, then by photovoltaic inversion device, the unidirectional current that photovoltaic generation access case collects output is converted to alternating current,
By micro-capacitance sensor distribution box, the alternating current that photovoltaic inversion device exports is carried out pressure regulation to export stable alternating current afterwards.
Electric energy savings step: when solar power supply apparatus be operated and soil moisture higher without drip irrigation operation time, profit
Vacuum draw water pump is driven to carry out operation with the stable alternating current of described photovoltaic generation step output, will remote and end liquid level height
Degree drip irrigation resource of water supply at water be drawn into need at irrigation position accessory position and liquid level higher than need irrigate work
Species are planted in the drip irrigation water supply cistern of ground level, store by converting electrical energy into the potential energy of water；Several solar energys
Battery panel components distribution is arranged on top and the lateral surface of drip irrigation water supply cistern；Described set-up mode can reduce due to sun
Light irradiates the moisture evaporation rate that drip irrigation water supply cistern is caused, thus improves the utilization rate of irrigating water quality.
Agricultural drop irrigation step: when solar power supply apparatus be operated and soil moisture is relatively low need drip irrigation operation time, logical
The stable alternating current crossing solar power supply apparatus output drives vacuum draw water pump, is drawn into by the water at drip irrigation resource of water supply point
Cloth drip irrigation pipeline carries out drip irrigation operation to the crops needing the large area irrigated distribution；When solar power supply apparatus not work
Make and soil moisture is relatively low when needing drip irrigation operation, utilize liquid level in drip irrigation water supply cistern and need the crop-planting ground irrigated
Potential energy produced by the difference in height of plane, forms stable drip irrigation conveying hydraulic pressure, thus the moisture in cistern that drip irrigation is supplied water
Cloth conveying and full distributed drip irrigation pipeline, utilize distributed drip irrigation pipeline to enter the crops needing the large area irrigated distribution
Row drip irrigation operation.Specifically, described agricultural drop irrigation step includes: by arrange soil moisture probe monitor in real time need irrigate
The soil moisture in region, and two pipeline electromagnetic control valves are set on distributed drip irrigation pipeline for being connected in parallel vacuum respectively
Suction water pump and drip irrigation water supply cistern, automatically control process chip by setting and gather humidity signal and vacuum draw
Pump working whether signal also judges to control the break-make of two pipeline electromagnetic control valves: when soil moisture probe is examined
Measure that soil moisture is too low and during vacuum draw pump working, automatically control and process chip and open the pipe connecting vacuum draw water pump
Road solenoid electric valve, closedown connect the pipeline electromagnetic control valve of drip irrigation water supply cistern and carry out irrigation operation；When soil moisture is visited
Survey device and detect that soil moisture is too low and during vacuum draw water air pump inoperative, automatically control process chip and close and connect vacuum draw
The pipeline electromagnetic control valve of water pump, open and connect the pipeline electromagnetic control valve of drip irrigation water supply cistern and carry out irrigation operation；Work as institute
State soil moisture probe and detect the when that soil moisture being too high, automatically control process chip and close two pipeline electromagnetics controls
Valve stops irrigation operation.
Preferably enforcement to the present invention is illustrated above, and certainly, the present invention can also use and above-mentioned enforcement
The form that mode is different, those of ordinary skill in the art are in the conversion of the equivalent made on the premise of spirit of the present invention
Or change accordingly, all should belong in protection scope of the present invention.
Claims (4)
1. a photovoltaic power supply efficient energy-saving ground drip irrigation method, it is characterised in that comprise the following steps:
Photovoltaic generation step: when Intensity of the sunlight meets solar electrical energy generation requirement, utilizes solar power supply apparatus to absorb too
Solar ray energy carries out solar electrical energy generation, collects scattered photovoltaic DC electricity and unidirectional current is converted to alternating current, passing through AC voltage adjusting
Export stable alternating current；
Electric energy savings step: when solar power supply apparatus be operated and soil moisture higher without drip irrigation operation time, utilize institute
The stable alternating current stating the output of photovoltaic generation step drives vacuum draw water pump to carry out operation, by remote and end liquid level
Water at drip irrigation resource of water supply be drawn into need at irrigation position accessory position and liquid level higher than need irrigate Crop Species
Plant in the drip irrigation water supply cistern of ground level, store by converting electrical energy into the potential energy of water；
Agricultural drop irrigation step: when solar power supply apparatus be operated and soil moisture is relatively low need drip irrigation operation time, by too
The stable alternating current of sun energy electric supply installation output drives vacuum draw water pump, is drawn into distributed by the water at drip irrigation resource of water supply
Drip irrigation pipeline carries out drip irrigation operation to the crops needing the large area irrigated distribution；Do not work when solar power supply apparatus and
Soil moisture is relatively low when needing drip irrigation operation, utilizes liquid level in drip irrigation water supply cistern and needs the crop-planting ground level irrigated
Difference in height produced by potential energy, form stable drip irrigation conveying hydraulic pressure, thus the water distribution in cistern that drip irrigation supplied water be defeated
Send and be full of distributed drip irrigation pipeline, utilizing distributed drip irrigation pipeline to carry out dripping to the crops needing the large area irrigated distribution
Fill operation.
A kind of photovoltaic power supply efficient energy-saving ground the most according to claim 1 drip irrigation method, it is characterised in that: described photovoltaic is sent out
Electricity step includes: several solar cell panel assemblies that distribution is arranged accept sunlight and carry out photovoltaic generation, then lead to
Cross photovoltaic generation access case and collect the generation current of several solar cell panel assemblies, then by photovoltaic inversion device by light
Volt generating access case collects the unidirectional current of output and is converted to alternating current, finally by micro-capacitance sensor distribution box by photovoltaic inversion device
The alternating current of output carries out pressure regulation to export stable alternating current.
A kind of photovoltaic power supply efficient energy-saving ground the most according to claim 2 drip irrigation method, it is characterised in that several sun
Can battery panel components distribution be arranged on top and the lateral surface of drip irrigation water supply cistern.
A kind of photovoltaic power supply efficient energy-saving ground the most according to claim 1 drip irrigation method, it is characterised in that: described agricultural is dripped
Filling step includes: monitor in real time need the soil moisture of irrigated area by arranging soil moisture probe, and at distributed
Fill and two pipeline electromagnetic control valves are set on pipeline for being connected in parallel vacuum draw water pump and drip irrigation water supply cistern respectively, logical
Cross to arrange to automatically control and process chip and gather humidity signal and vacuum draw pump working whether signal making and sentence
Disconnected to control the break-make of two pipeline electromagnetic control valves: when soil moisture probe detects that soil moisture is too low and vacuum draw
During pump working, automatically control process chip and open the pipeline electromagnetic control valve of connection vacuum draw water pump, close connection drip irrigation
The pipeline electromagnetic control valve of water supply cistern carries out irrigation operation；When soil moisture probe detects that soil moisture is too low and true
During empty pump up water air pump inoperative, automatically control and process the pipeline electromagnetic control valve of chip closedown connection vacuum draw water pump, open
The pipeline electromagnetic control valve connecting drip irrigation water supply cistern carries out irrigation operation；When described soil moisture probe detects soil
The when that humidity being too high, automatically control process chip and close two pipeline electromagnetic control valves stopping irrigation operations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740494.6A CN106106054A (en) | 2016-08-29 | 2016-08-29 | A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610740494.6A CN106106054A (en) | 2016-08-29 | 2016-08-29 | A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method |
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| CN106106054A true CN106106054A (en) | 2016-11-16 |
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| CN201610740494.6A Withdrawn CN106106054A (en) | 2016-08-29 | 2016-08-29 | A kind of photovoltaic power supply efficient energy-saving ground drip irrigation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819878A (en) * | 2018-12-19 | 2019-05-31 | 珠海横琴博信能源建设有限公司 | A kind of solar energy water intake system of irrigation |
| CN115997650A (en) * | 2023-01-13 | 2023-04-25 | 华能山东发电有限公司 | Photovoltaic power generation-based farmland drip irrigation device and drip irrigation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103828696A (en) * | 2014-03-27 | 2014-06-04 | 中国农业大学 | Solar pumped storage intelligent dripping irrigation system |
-
2016
- 2016-08-29 CN CN201610740494.6A patent/CN106106054A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103828696A (en) * | 2014-03-27 | 2014-06-04 | 中国农业大学 | Solar pumped storage intelligent dripping irrigation system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819878A (en) * | 2018-12-19 | 2019-05-31 | 珠海横琴博信能源建设有限公司 | A kind of solar energy water intake system of irrigation |
| CN115997650A (en) * | 2023-01-13 | 2023-04-25 | 华能山东发电有限公司 | Photovoltaic power generation-based farmland drip irrigation device and drip irrigation method |
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Application publication date: 20161116 |
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