CN203604105U - Solar water pumping energy-storage power generation device - Google Patents
Solar water pumping energy-storage power generation device Download PDFInfo
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- CN203604105U CN203604105U CN201320736778.XU CN201320736778U CN203604105U CN 203604105 U CN203604105 U CN 203604105U CN 201320736778 U CN201320736778 U CN 201320736778U CN 203604105 U CN203604105 U CN 203604105U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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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
- 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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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The utility model relates to a solar energy-storage device, in particular to a solar water pumping energy-storage power generation device. The solar water pumping energy-storage power generation device comprises a plurality of solar cell panels used for converting solar energy into electric energy. The solar cell panels are further connected with a direct current motor which is connected with a water pump. The water pump is communicated with a low-position closed-type water storage pool, water of the low-position closed-type water storage pool is conveyed to a high-position water fort, the high-position water fort is connected with a hydroelectric generator through a pipeline, and the hydroelectric generator is connected with a power grid. The solar water pumping energy-storage power generation device saves energy and is environmentally friendly, the energy storage period is not limited, the utilization rate of solar energy is effectively improved, and the output power of solar power generation is stable; when a unit solar cell panel array fails, overhauling and troubleshooting can be independently carried out, and the normal operation of the whole power station is not affected.
Description
Technical field
The utility model relates to a kind of solar energy storage device, relates in particular to a kind of solar energy energy storing and electricity generating equipment that draws water.
Background technique
For a long time, in order to meet the requirement of electric load, power department has to require to build generating capacity according to maximum load.This has caused the superfluous and waste of a large amount of generating capacities on the one hand, and on the other hand, power department is had to again usually in the brownout of peak of power consumption period.Therefore match with it in the urgent need to economic, reliable, efficient electric energy storing system.What is more important, electric energy storing system is to restrict at present one of extensive most important bottleneck utilizing of renewable energy sources.Main renewable energy sources, as wind energy, solar energy, tidal energy etc., is all the intermittent type energy at present, how to utilize energy storage technology by these intermittent type energy " splicing ", is to improve the problem that renewable energy sources ratio must solve.Meanwhile, electric energy storing system or the key technology of distributed energy resource system.Distributed energy resource system adopts great quantity of small distributed power system to replace the electric power system of conventional large-scale centralized formula, has the advantage such as comprehensive utilization of energy, the high and low pollution of the thermal efficiency.But the system failure rate simultaneously causing due to the reason such as circuit, operation can be higher than the electric power system of conventional large-scale centralized formula.And because the capacity of system is less, the fluctuation of system loading also will significantly increase.Therefore, adopting electric energy storing system is the measure that distributed energy resource system must be considered as load equalizer and standby power supply.
New energy will meet two conditions simultaneously: the one, contain abundant can be exhausted; The 2nd, safety, clean, can not threaten the mankind and welding.Solar energy, as a kind of clean reproducible new energy, is more and more subject to people's favor, has effect widely in people's life, work, and one of its purposes is converted to electric energy by solar energy exactly.
Be radiated at tellurian solar energy very huge, within about 40 minutes, be radiated at tellurian solar energy, be enough to the consumption for 1 year energy of global human.Can say, solar energy is really inexhaustible, the nexhaustible energy.And solar electrical energy generation is definitely clean, does not produce public hazards.So it is the desirable energy that solar electrical energy generation is described as.
The deficiency of solar energy is: the energy distribution density of 1. irradiating is little, will take huge area; 2. same four seasons of the energy of obtaining, round the clock and rain or shine etc. weather conditions is relevant.Make solar electrical energy generation really reach realistic scale, the one, improve solar photoelectric conversion efficiency and reduce its cost, the 2nd, realize the same grid network of solar electrical energy generation.
For solving the timeliness restriction of solar energy and exporting unsettled problem, the structure of electric energy storing system is particularly important.At present existing electric power energy storage technology comprises the energy storage of drawing water, compressed-air energy storage, storage battery, superconduction magnetic energy, flywheel and electric capacity etc.But due to reasons such as capacity, energy storage cycle, energy density, efficiency for charge-discharge, life-span, operating cost, environmental protection, only draw water two kinds of energy storage and the compressed-air energy storages that in large scale business system, have moved at present.The water-pumping energy-storage system advantages such as maturation, efficiency is high, capacity is large, the energy storage cycle is unrestricted that possess skills are now widely used electric energy storing systems.
Model utility content
In order to solve, solar energy is intermittent to be occurred the utility model, the problem that a large amount of solar energy is not used, a kind of solar energy energy storing and electricity generating equipment that draws water is provided, utilize the sufficient solar energy on daytime, by water pump, water is delivered to high-order water fort from closed low-level wet pit, thereby the potential energy that converts solar energy into water stores, in the time that cannot be used solar energy night, water is disposed to low level wet pit and drives hydroelectric generator generating from high-order water fort.The utilization ratio of raising solar energy and ageing, becomes not unstable, uncontrollable solar energy according to the electric energy of electrical network peak valley demand, better solves online generating problem.The utility model is solved by following technical proposals:
A kind of solar energy energy storing and electricity generating equipment that draws water, comprising: some solar panels, for converting solar energy to electric energy; As everyone knows, what solar panel sent is direct current, described solar panel also connects direct current generator (having saved high, the expensive inverter of rate of fault), direct current generator connects water pump, be communicated with high-order water tower by water pump, described high-order water tower comprises wet pit and high-order water fort, and high-order water fort connects hydroelectric generator by pipeline, and hydroelectric generator is connected to electrical network.Solar panel array utilizes the sufficient solar energy on daytime, on the one hand drives water pump by direct current generator, and water is transported to high-order water fort from low level wet pit, thereby the potential energy that converts solar energy into water stores; Transmit electric power to electrical network by generator on the other hand; When without solar energy, can also water be disposed to according to electrical network demand to low level wet pit from high-order water fort and drive hydroelectric generator to grid generation.
For the further improvement of above technological scheme, described solar panel is distributive array to be arranged, and the solar panel of every an array is connected to a direct current generator, and each direct current generator is connected to a water pump.Can arrange according to actual needs in solar panel quantity and position that distributive array is arranged, and guarantee the normal work of direct current generator and water pump, when each array breaks down, can overhaul separately, do not affect the operation of other arrays.
For the further improvement of above technological scheme, the voltage of described direct current generator is 400-600V.
For the further improvement of above technological scheme, the solar panel output power of every an array be 200KW or more than.
For the further improvement of above technological scheme, described high-order water fort is also connected with water turbine.Water turbine is rotating mechanical energy by the transformation of energy of current.
For the further improvement of above technological scheme, described water turbine and the transmission shaft of hydroelectric generator are affixed.Drive hydroelectric generator to generate electricity by water turbine.
For the further improvement of above technological scheme, described wet pit is closed wet pit.Closed wet pit has anti-freezing and heat-insulating effect, and heat-preserving anti-freezing layer thickness design will be according to local climate situation and maximum frozen soil layer Depth determination, guarantees that Chi Shui does not occur to freeze and frost heaving failure, thereby guarantees the draw water normal work of energy-storage system of solar energy.
The beneficial effects of the utility model are:
Utilize the sufficient solar energy on daytime, by water pump, water is delivered to elevated reservoir from low level reservoir, thereby the potential energy that converts solar energy into water stores, drive water pump by direct current generator on the one hand, water is transported to elevated reservoir from low level reservoir, thereby the potential energy that converts solar energy into water stores; Transmit electric power to electrical network by generator on the other hand; When without solar energy, can also water be disposed to low level reservoir from elevated reservoir according to electrical network demand and drive hydroelectric generator to grid generation.Energy-conserving and environment-protective, the energy storage cycle is unrestricted; Effectively improve the utilization ratio of solar energy, stablize the output power of solar electrical energy generation; Unit solar panel array breaks down, and can overhaul separately investigation, does not affect the normal work of power station entirety.
Accompanying drawing explanation
Fig. 1 is the utility model overall workflow figure;
Fig. 2 is the utility model water tower structure schematic diagram;
Wherein: 1-closed low-level wet pit, 2a-water pump, 2b-water pump, 2c-water pump, 2d-water pump, 3-hydroelectric generator, the high-order water of 4-fort.
Embodiment
Take four groups of solar panel arrays as example, with embodiment, the utility model is described in further detail by reference to the accompanying drawings below:
Referring to Fig. 1, a kind of solar energy energy storing and electricity generating equipment that draws water, comprising: some solar panels, for converting solar energy to electric energy; Described solar panel also connects direct current generator, direct current generator connects water pump, is communicated with high-order water tower by water pump, and described high-order water tower comprises the wet pit 1 and the high-order water fort 4 that are interconnected, high-order water fort 4 connects hydroelectric generator 3 by pipeline, and hydroelectric generator 3 is connected to electrical network.Described high-order water fort 4 is also connected with water turbine.Water turbine is rotating mechanical energy by the transformation of energy of current.The transmission shaft of described water turbine and hydroelectric generator 3 is affixed.Drive hydroelectric generator 3 to generate electricity by water turbine.Described solar panel is distributive array to be arranged, and the solar panel of every an array is connected to a direct current generator, and each direct current generator is connected to a water pump.In the present embodiment, as shown in Figure 2, connect 4 direct current generators by 4 solar panel arrays, drive four water pump 2a, 2b, 2c, 2d, respectively by the high-order water of the water suction in wet pit 1 fort 4.For water pump is normally worked, the voltage of described direct current generator is 400-600V, therefore, the solar panel output power of every an array be 200KW or more than.Solar panel quantity and position that distributive array is arranged can arrange according to actual needs, and guarantee the normal work of direct current generator and water pump, when each array breaks down, can overhaul separately, do not affect the operation of other arrays.
The utility model embodiment's workflow as shown in Figure 1, on the one hand drives four water pumps by four direct current generators, and water is transported to high-order water fort 4 from low level wet pit 1, thereby the potential energy that converts solar energy into water stores; According to grid power needs, water is disposed to low level wet pit 1 from high-order water fort 4, current drive water turbine to rotate, and drive hydroelectric generator 3 to generate electricity, for electrical network provides controlled and stable electric power.
For adapting to the needs of various varying environments, wet pit 1 described in the utility model is closed wet pit.Closed wet pit has anti-freezing and heat-insulating effect, and heat-preserving anti-freezing layer thickness design will be according to local climate situation and maximum frozen soil layer Depth determination, guarantees that Chi Shui does not occur to freeze and frost heaving failure, thereby guarantees the draw water normal work of energy-storage system of solar energy.
Above a kind of solar energy provided by the utility model energy storing and electricity generating equipment that draws water is described in detail, for one of ordinary skill in the art, according to the utility model embodiment's thought, all will change in specific embodiments and applications, for example given just a kind of situation of the present embodiment in accompanying drawing.In sum, this description should not be construed as restriction of the present utility model.
Claims (6)
1. the solar energy energy storing and electricity generating equipment that draws water, comprising:
Some solar panels, for converting solar energy to electric energy;
It is characterized in that, described solar panel also connects direct current generator, and direct current generator connects water pump, be communicated with the closed wet pit of low level by water pump, the water of low level wet pit is delivered to high-order water fort, and high-order water fort connects hydroelectric generator by pipeline, and hydroelectric generator is connected to electrical network.
2. the solar energy according to claim 1 energy storing and electricity generating equipment that draws water, it is characterized in that: described solar panel is distributive array and arranges, the solar panel of every an array is connected to a direct current generator, and each direct current generator is connected to a water pump.
3. the solar energy according to claim 2 energy storing and electricity generating equipment that draws water, is characterized in that: the voltage of described direct current generator is 400-600V.
4. the solar energy according to claim 2 energy storing and electricity generating equipment that draws water, is characterized in that: the solar panel output power of every an array be 200KW or more than.
5. the solar energy according to claim 1 energy storing and electricity generating equipment that draws water, is characterized in that: described high-order water fort is also connected with water turbine.
6. the solar energy according to claim 5 energy storing and electricity generating equipment that draws water, is characterized in that: described water turbine and the transmission shaft of hydroelectric generator are affixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736778.XU CN203604105U (en) | 2013-11-21 | 2013-11-21 | Solar water pumping energy-storage power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736778.XU CN203604105U (en) | 2013-11-21 | 2013-11-21 | Solar water pumping energy-storage power generation device |
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| Publication Number | Publication Date |
|---|---|
| CN203604105U true CN203604105U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320736778.XU Expired - Fee Related CN203604105U (en) | 2013-11-21 | 2013-11-21 | Solar water pumping energy-storage power generation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110346A (en) * | 2014-06-26 | 2014-10-22 | 苏州市职业大学 | Solar pumped storage power generation system and control method |
| CN106026856A (en) * | 2016-07-23 | 2016-10-12 | 芜湖格利特新能源科技有限公司 | Hydroelectric and photovoltaic energy storage integrated microgrid system |
-
2013
- 2013-11-21 CN CN201320736778.XU patent/CN203604105U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110346A (en) * | 2014-06-26 | 2014-10-22 | 苏州市职业大学 | Solar pumped storage power generation system and control method |
| CN106026856A (en) * | 2016-07-23 | 2016-10-12 | 芜湖格利特新能源科技有限公司 | Hydroelectric and photovoltaic energy storage integrated microgrid system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20141121 |
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| EXPY | Termination of patent right or utility model |