CN203559450U - Solar photovoltaic water supply system - Google Patents
Solar photovoltaic water supply system Download PDFInfo
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- CN203559450U CN203559450U CN201320670692.1U CN201320670692U CN203559450U CN 203559450 U CN203559450 U CN 203559450U CN 201320670692 U CN201320670692 U CN 201320670692U CN 203559450 U CN203559450 U CN 203559450U
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- water
- photovoltaic
- water system
- frequency converter
- water pump
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- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
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Images
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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a solar photovoltaic water supply system. The solar photovoltaic water supply system comprises a power supply unit, a water supply unit and a control unit, wherein the power supply unit comprises a plurality of photovoltaic modules installed on a support; the water supply unit comprises a water pump, a water delivery pipeline and a water storage device, and the water pump supplies water to the water storage device through the water delivery pipeline; and two ends of the control unit are connected with the power supply unit and the water supply unit respectively. According to the water supply system, power support is provided for the water supply system directly after solar energy is converted into electric energy, and the water supply system is energy-saving and environment-friendly.
Description
Technical field
The utility model relates to field of solar energy utilization, relates in particular to a kind of photovoltaic water system.
Background technology
In water system, need power system to provide power support for it, the source of existing electric power energy mainly contains 3 kinds, i.e. thermoelectricity, water power and nuclear power.Thermoelectricity needs the fossil fuels such as coal combustion, oil, and fossil fuel reserves are limited on the one hand, more burning is fewer, is being faced with exhausted danger.According to estimates, whole world petroleum resources have 30 years more just by exhaustion.Burning will be discharged carbon dioxide and sulfur oxide on the other hand, therefore can cause greenhouse effect and acid rain, worsen earth environment.Water power will flood a large amount of soils, likely causes environmental destruction, once and large reservoir breakdown, consequence is hardly imaginable, but also will be subject to the impact in season.Nuclear power is no doubt clean under normal circumstances, but just in case there is nuclear leakage, consequence is fearful equally.And solar energy is a kind of clean renewable new forms of energy, solar energy can change into electric energy, is applied to a plurality of fields.
Summary of the invention
For this reason, the purpose of this utility model provides a kind of water system that converts solar energy into electrical energy to provide power support.
For achieving the above object, the utility model provides a kind of photovoltaic water system, comprising:
Power supply unit, comprises rack-mount a plurality of photovoltaic modulies;
For water unit, comprise water pump, aqueduct and water-storing device, described water pump is that water-storing device supplies water by aqueduct; And
Control module, its two ends are connected for water unit with described with described power supply unit respectively.
Alternatively, according to photovoltaic water system of the present utility model, described control module comprises frequency converter, and described frequency converter is connected with described water pump.
Alternatively, according to photovoltaic water system of the present utility model, described control module further comprises programmable logic controller (PLC), and described programmable logic controller (PLC) two ends are connected with described power supply unit with described frequency converter respectively.
Alternatively, according to photovoltaic water system of the present utility model, described control module further comprises remote terminal control device and host computer, and described frequency converter is usingd remote terminal control device and communicated as transfer instrument and host computer.
Alternatively, photovoltaic water system described in the utility model, adopts the communication of MODBUS agreement to communicate between described frequency converter and host computer.
Alternatively, according to photovoltaic water system of the present utility model, the suction side of described water pump is connected with liquid level sensor.
Alternatively, according to photovoltaic water system of the present utility model, described photovoltaic module is installed with respect to ground inclination, and angle of inclination is 30-40 °.
Alternatively, according to photovoltaic water system of the present utility model, described aqueduct is stainless steel tube.
Alternatively, according to photovoltaic water system of the present utility model, the wall thickness >=5mm of described aqueduct.
Alternatively, according to photovoltaic water system of the present utility model, the water side of described water pump adds loaded check valve and gate valve.
Water system described in the utility model, after converting solar energy into electrical energy, directly for water system provides power support, energy-conserving and environment-protective.
Accompanying drawing explanation
By reading below detailed description of the preferred embodiment, various other advantage and benefits will become cheer and bright for those of ordinary skills.Accompanying drawing is only for the object of preferred embodiment is shown, and do not think restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of photovoltaic water system described in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment, the utility model will be further described.
Fig. 1 illustrates the structural representation of photovoltaic water system described in the utility model.As shown in Figure 1, photovoltaic water system of the present utility model comprises power supply unit 100, for water unit 300 and control module 200, the two ends of described control module 200 are connected for water unit with described respectively at described power supply unit, to realize the control to whole water system.Wherein, described power supply unit 100 comprises rack-mount a plurality of photovoltaic modulies 110, converts solar energy into electrical energy, for water system provides electric power by photovoltaic module 110; The described water unit that supplies comprises water pump 310, the aqueduct 320 connected with water pump and the water-storing device 330 being connected with aqueduct, and water pump is that water-storing device supplies water by aqueduct; Control module 200 by the operational factors such as operating current, working time of control and regulation water pump, is realized the control to water system by power supply unit.This water system can make full use of solar energy, realizes long distance and supplies water, even also can realize water supply in high altitude localities.
In water system described in the utility model, the quantity of described photovoltaic module can need to be adjusted according to the integral body of water system.In an embodiment of the present utility model, the quantity of described photovoltaic module 110 is 162, is one group connects according to 18 photovoltaic modulies, forms 9 group strings, and the output dc voltage of each group string is about 527.4V.Adopt fixed mounting means that group string is arranged on to the position apart from the about 3-5 rice in dry point place, 9 groups ganged up Yi Ge 12 tunnels converge the photovoltaic combiner box 120 on 1 tunnel conflux after output.
Described photovoltaic module is the monocrystalline silicon battery sheet of high conversion efficiency, its have high strength, corrosion-resistant, be convenient to the edge frame made of aluminum profiles installed, degree of protection is high; And have excellent tolerance blast, crushing by snow load (being greater than 5400Pa) and external impacts characteristic, excellent insulation, reverse polarity protection, hot spot protective value and excellent tenable environment performance, applicable to various types of environment.Described photovoltaic module 110 is with respect to ground inclination 30-40 °, and the mode that is preferably 35 ° is rack-mount.In an embodiment of the present utility model, when carrying out the installation of photovoltaic module, adopt concrete pedestal, concrete pedestal is of a size of 400 * 400mm, 1 meter of the buried degree of depth, the height of concrete pedestal is determined according to the actual height that ground is installed is poor, only need to guarantee to be a horizontal plane between concrete pad upper surface, and the angle of slope of the horizontal plane forming is 30-40 °.Between concrete pedestal and support, can adopt bolt to be fixed, bolt adopts pre-buried mode, and bolt specification is M14, pre-buried degree of depth 250mm, and exposed portions serve is 50mm.Between support, adopt bolt to be fixed, between photovoltaic module and support, adopt buckle mode to install.If (ground is uneven, gradient disunity) with a varied topography is installed, mounting bracket is selected adjustable-angle type, during installation, can carry out certain angle adjustment according to actual situation, to guarantee that system can normal mounting.
Selected header box is 12 to enter 1 and go out photovoltaic lightningproof header box.This header box feature has: adopt the mounting means of outdoor wall hanging, and waterproof, antirust, sun-proof, degree of protection reaches IP65, meets the requirement that outdoor mounted is used completely.Product has two kinds of models that simultaneously connect 6 tunnels or 12 road photovoltaic arrays, and every road photovoltaic arrays is furnished with photovoltaic special high-pressure DC fuse and protects, and its withstand voltage is DC1000V.The positive pole of direct current output bus over the ground, negative pole over the ground, be furnished with photovoltaic special high-pressure lightning protection device between both positive and negative polarity, and direct current output bus end be also furnished with can disjunction dc circuit breaker.By header box is set, reduced connecting line between photovoltaic module and inverter, maintain easily, improve reliability.
Because photovoltaic generation is subject to the variation of illumination power, the power of output is in fluctuation status, and the working time of water pump is very short, so is provided with frequency converter 220 in the control module of water system, described frequency converter 220 is connected with water pump 310, to solve the working time problem of water pump.On described frequency converter 220, be also connected with programmable logic controller (PLC) (PLC) 210, be used for frequency converter to control.The other end of described programmable logic controller (PLC) 210 is connected with described power supply unit 100.The direct current that frequency converter transports power supply unit changes alternating current supply-water pump into be used; PLC controls frequency converter carries out frequency control according to the variation of output power of photovoltaic module by the alternating current of output; make the working time of water pump can be longer; realize the defencive functions such as short circuit, phase shortage, overload, overvoltage, overcurrent, the operation of assure feed water system simultaneously.
When water delivery is distant, the installation site of water system generally from residential community away from, need to adopt unattended mode.Therefore, in water system, be provided with wireless remote monitering equipment, for electric current, voltage, frequency, rotating speed, enabled instruction, halt instruction, ann reset data acquisition and running information, facilitate the long-range working condition of understanding water pump system by computer (host computer) or cell phone apparatus of user, accomplish real-time monitoring.In an embodiment of the present utility model, described wireless remote control system comprises remote terminal control device (RTU) 230 and host computer 240, and described frequency converter 220 is usingd remote terminal control device 230 and communicated as transfer instrument and host computer 240.Data in frequency converter are by RTU as transfer transmission instrument, and the GPRS signal by commmunication company sends the data based customer requirement in frequency converter to host computer, adopts the communication of MODBUS agreement between host computer and frequency converter.Host computer can monitor the information of the customer demands such as current frequency, operation conditions, alarm condition, electric current, voltage.As client needs and handset binding, can bind at most 5 mobile phones.When reporting to the police or stopping, signal is sent to the mobile phone card number of appointment by GPRS.The alarm content that mobile phone receives for writing in advance the word language of programming module when designing, and data transmission frequency can be set to 10 minutes/time.By this wireless monitoring equipment is set, staff can monitor the operation of whole water system at host computer place, more can know by mobile phone warning or the Stop message of system, and the problem in time system being occurred is processed.
In water system described in the utility model, in order to prevent that water pump is dry, turn, in the suction side of water pump 310, be connected with liquid level sensor 340, described liquid level sensor 340 is connected with control module 200, when liquid level sensor detects water shortage, control module can force water pump to shut down, thereby avoids water pump because of dry then cause damage.
In water system described in the utility model, preferably use stainless steel tube as aqueduct.With a varied topography if constructed, site operation inconvenience, length that can every aqueduct is set to be no more than 3 meters.For overhauling conveniently, the connected mode of aqueduct is that flange connects.When the discharge pressure of water pump is larger, the wall thickness of aqueduct is more than or equal to 5mm, guarantees that a whole set of aqueduct does at least antiseptic and rustproof coating of layer 2-3 and process simultaneously.
When the lift of water pump 310 is larger, occur that water hammer causes damage to water pump and motor when preventing that water pump from shutting down, at water pump water outlet end, also should add loaded check valve and gate valve, because flap valve and gate valve need be immersed in water for a long time, therefore stainless steel is selected in suggestion.Consider pipeline pressure-bearing and be convenient to the reasons such as maintenance, suggestion pipeline is every one, 300 meters of increase flap valve and gate valve.At aqueduct, extend to out after the water surface and (also can consider after disembarkation), can on pipeline, increase pressure meter and show loine pressure, implement monitoring pipeline situation.
If dry point is arranged on such as places such as rivers, consider that water level is along with reasons such as the variation in season, bottom sludge depositions, can be installed on below river dry season water level water pump is horizontal, be station pump, and early stage, civil engineering needed construction one concrete platform basis.The water side of water pump connects aqueduct after connecting gate valve and flap valve.Consider later maintenance and easy maintenance, aqueduct can be layed in (the wet season water surface) on the water surface.For avoiding equipment oxidation serious, guarantee the permanent usability of equipment, the antirust and corrosion-inhibiting coating that aqueduct need be done at least one times is every year safeguarded.
It should be noted, above-described embodiment describes the utility model rather than the utility model is limited, and those skilled in the art can design alternative embodiment in the situation that do not depart from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.The use of word first, second and C grade does not represent any order, can be title by these word explanations.
Claims (10)
1. a photovoltaic water system, is characterized in that comprising:
Power supply unit (100), comprises rack-mount a plurality of photovoltaic modulies (110);
For water unit (300), comprise water pump (310), aqueduct (320) and water-storing device (330), described water pump (310) is that water-storing device (330) supplies water by aqueduct (320); And
Control module (200), its two ends are connected for water unit (300) with described with described power supply unit (100) respectively.
2. photovoltaic water system according to claim 1, is characterized in that: described control module (200) comprises frequency converter (220), and described frequency converter (220) is connected with described water pump (310).
3. photovoltaic water system according to claim 2, it is characterized in that: described control module (200) further comprises programmable logic controller (PLC) (210), described programmable logic controller (PLC) (210) two ends are connected with described power supply unit (100) with described frequency converter (220) respectively.
4. photovoltaic water system according to claim 3, it is characterized in that: described control module further comprises remote terminal control device (230) and host computer (240), described frequency converter (220) is usingd remote terminal control device (230) and is communicated as transfer instrument and host computer (240).
5. photovoltaic water system according to claim 4, is characterized in that: between described frequency converter (220) and host computer (240), adopt MODBUS agreement to communicate.
6. photovoltaic water system according to claim 1, is characterized in that: the suction side of described water pump (310) is connected with liquid level sensor (340), and described liquid level sensor (340) is connected with described control module (200).
7. photovoltaic water system according to claim 1, is characterized in that: described photovoltaic module (110) is installed with respect to ground inclination, and angle of inclination is 30-40 °.
8. photovoltaic water system according to claim 1, is characterized in that: described aqueduct (320) is stainless steel tube.
9. photovoltaic water system according to claim 8, is characterized in that: the wall thickness >=5mm of described aqueduct.
10. photovoltaic water system according to claim 1, is characterized in that: the water side of described water pump (310) adds loaded check valve and gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670692.1U CN203559450U (en) | 2013-10-29 | 2013-10-29 | Solar photovoltaic water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670692.1U CN203559450U (en) | 2013-10-29 | 2013-10-29 | Solar photovoltaic water supply system |
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| Publication Number | Publication Date |
|---|---|
| CN203559450U true CN203559450U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320670692.1U Expired - Lifetime CN203559450U (en) | 2013-10-29 | 2013-10-29 | Solar photovoltaic water supply system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895141A (en) * | 2015-06-25 | 2015-09-09 | 重庆理工大学 | Photovoltaic stepwise pumping system suitable for mountain areas |
| CN105064463A (en) * | 2015-07-22 | 2015-11-18 | 上海玉壶泵业有限公司 | Efficient and energy-saving photovoltaic driven variable frequency water supply equipment |
| CN105064447A (en) * | 2015-07-22 | 2015-11-18 | 上海玉壶泵业有限公司 | Photovoltaic drive network pressure-superposing (non-negative pressure) variable-frequency water supply equipment |
| CN105604126A (en) * | 2014-11-18 | 2016-05-25 | Ls产电株式会社 | System for water supply using sunlight |
| CN106194689A (en) * | 2016-08-30 | 2016-12-07 | 四川蜀旺新能源股份有限公司 | A kind of photovoltaic control system being automatically adjusted by converter realization water supply |
| CN107178117A (en) * | 2017-06-05 | 2017-09-19 | 合肥佳洋电子科技有限公司 | A kind of high-floor feedwater system |
| CN110629834A (en) * | 2019-08-05 | 2019-12-31 | 浙江天赐新能源科技有限公司 | Photoelectric constant-pressure water supply control system |
-
2013
- 2013-10-29 CN CN201320670692.1U patent/CN203559450U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604126A (en) * | 2014-11-18 | 2016-05-25 | Ls产电株式会社 | System for water supply using sunlight |
| CN104895141A (en) * | 2015-06-25 | 2015-09-09 | 重庆理工大学 | Photovoltaic stepwise pumping system suitable for mountain areas |
| CN105064463A (en) * | 2015-07-22 | 2015-11-18 | 上海玉壶泵业有限公司 | Efficient and energy-saving photovoltaic driven variable frequency water supply equipment |
| CN105064447A (en) * | 2015-07-22 | 2015-11-18 | 上海玉壶泵业有限公司 | Photovoltaic drive network pressure-superposing (non-negative pressure) variable-frequency water supply equipment |
| CN106194689A (en) * | 2016-08-30 | 2016-12-07 | 四川蜀旺新能源股份有限公司 | A kind of photovoltaic control system being automatically adjusted by converter realization water supply |
| CN107178117A (en) * | 2017-06-05 | 2017-09-19 | 合肥佳洋电子科技有限公司 | A kind of high-floor feedwater system |
| CN110629834A (en) * | 2019-08-05 | 2019-12-31 | 浙江天赐新能源科技有限公司 | Photoelectric constant-pressure water supply control system |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140423 |
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