CN211174442U - Wind energy and light energy seawater pumped storage power generation system - Google Patents
Wind energy and light energy seawater pumped storage power generation system Download PDFInfo
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- CN211174442U CN211174442U CN201922146921.XU CN201922146921U CN211174442U CN 211174442 U CN211174442 U CN 211174442U CN 201922146921 U CN201922146921 U CN 201922146921U CN 211174442 U CN211174442 U CN 211174442U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model provides a wind energy light energy sea water pumped storage power generation system, including last reservoir, photovoltaic power generation system and wind power generation system, go up the reservoir, photovoltaic power generation system and wind power generation system all set up the peripheral position at the ocean, and the relief of going up the reservoir is higher than the ocean, go up and be connected simultaneously through first connecting tube and second connecting tube between reservoir and the ocean, be provided with the suction pump on the first connecting tube, be provided with power generation facility on the second connecting tube, power generation facility, photovoltaic power generation system and wind power generation system all are connected with the switch station electricity, the switch station still respectively with the suction pump, electric wire netting and load electricity are connected, compare with prior art, the beneficial effects of the utility model are that: when the seawater pump storage power generation system works, power is generated by power generation equipment to supply power to a mains supply power grid during peak electricity consumption, and the seawater is sent to an upper reservoir by the water pump during non-peak electricity consumption time, so that the circulation efficiency of generating power and pumping water back to the upper reservoir during peak time is high.
Description
Technical Field
The utility model relates to a sea water energy storage power generation technical field that pumps, in particular to wind energy light energy sea water energy storage power generation system that pumps.
Background
The pumped storage power station is a novel power station at present, and comprises an upper reservoir for pumping and storing energy by using residual energy in off-peak time and a lower reservoir for draining and generating power in peak time, wherein the pumped storage scheme can be used as large-capacity storage, the efficiency of the system is usually 70-85%, and the system becomes one of effective energy storage modes. However, the pumped storage power station needs to build two reservoirs, and the two reservoirs are required to form a terrain height difference, so that the site selection requirement of the pumped storage power station is high, and the manufacturing cost is high;
the seawater pumped storage is an improved form of pumped storage technology, and a seawater pumped storage power station is mainly built near a high mountain coastline, is convenient to select sites, is different from common pumped storage, and only has one reservoir, so that the cost is obviously reduced. In addition, the problem of water shortage can not occur by taking seawater as a resource, a large amount of wind energy and photovoltaic solar energy are stored near a coastline and can be combined with seawater pumped storage for utilization, and therefore the wind energy and light energy seawater pumped storage power generation system is provided.
Disclosure of Invention
An object of the utility model is to provide a wind energy light energy sea water pumped storage power generation system to solve the problem that proposes among the above-mentioned background art.
The technical scheme of the utility model is realized like this: a wind energy and light energy seawater pumping and energy storage power generation system comprises an upper reservoir, a photovoltaic power generation system and a wind power generation system, wherein solar cells are main components of the photovoltaic power generation system, the photovoltaic cells in the photovoltaic power generation system are connected in series and in parallel to form a photovoltaic array, the upper reservoir, the photovoltaic power generation system and the wind power generation system are all arranged at the peripheral position of a sea to convert wind energy and solar energy near a coastline into electric energy, the terrain of the upper reservoir is higher than that of the sea, the upper reservoir and the sea are simultaneously connected through a first connecting pipeline and a second connecting pipeline, a water suction pump is arranged on the first connecting pipeline and used for pumping seawater into the upper reservoir, power generation equipment is arranged on the second connecting pipeline and used for converting the potential energy of the seawater in the upper reservoir into electric energy, and the power generation equipment is electrically connected with a switching station, the photovoltaic power generation system and the wind power generation system are also electrically connected with the switching station, the switching station is also electrically connected with the water suction pump, the commercial power grid and a load respectively, and the load mainly comprises self power consumption of a generator set, public power consumption of the generator set, lighting power consumption, a door machine power supply, a gate power supply, life district power consumption and the like.
The end part of the first connecting pipeline, which is positioned in the ocean, is provided with a buffer water tank, and the side surface of the buffer water tank is provided with a plurality of drainage holes; the pipe end that the second connecting tube is located the ocean installs the horizontally and connects the water pipe, a plurality of inlet opening has been seted up to the both ends side of connecting the water pipe, just the protection screen panel is still installed at the both ends of connecting the water pipe, and the protection screen panel covers outside the pipe end of connecting the water pipe.
Preferably, the lower surface in the buffer water tank is an arc-shaped surface, so that the buffer capacity of the water flow output from the end part of the first connecting pipeline is improved.
Preferably, the power generation equipment is a through-flow type hydraulic generator, and the water passing capacity and the hydraulic efficiency of the through-flow type hydraulic generator are high.
Compared with the prior art, the beneficial effects of the utility model are that:
go up the reservoir, photovoltaic power generation system and wind power generation system all set up the peripheral position at the ocean, and the relief of going up the reservoir is higher than the ocean, go up and be connected simultaneously through first connecting tube and second connecting tube between reservoir and the ocean, be provided with the suction pump on the first connecting tube, be provided with power generation facility on the second connecting tube, power generation facility is connected with the switch station electricity, photovoltaic power generation system and wind power generation system also are connected with the switch station electricity, the switch station still respectively with the suction pump, commercial power electric wire netting and load electricity are connected, this kind of wind energy-light energy-sea water pumping energy storage power station is as an improved combined system, when specifically using, mainly there are several kinds of modes down:
mode 1: when the electric quantity generated by the photovoltaic power generation system and the wind power generation system is larger than the load demand, the residual electric quantity is supplied to a water suction pump, and seawater is sucked into an upper reservoir;
mode 2: when the electric quantity generated by the photovoltaic power generation system and the wind power generation system exceeds the load demand and the upper reservoir is fully stored, the residual electric power is transmitted to a commercial power grid;
mode 3: if the electric energy generated by the photovoltaic power generation system and the wind power generation system is equal to the load demand, the electric energy does not need to be stored or transmitted to a commercial power grid;
mode 4: if the electric quantity output by the photovoltaic power generation system and the wind power generation system is less than the load demand, the upper reservoir drains water and power is generated through power generation equipment;
mode 5: if the electric quantity output by the photovoltaic power generation system and the wind power generation system is less than the load demand and the water stored in the upper reservoir is insufficient for power generation, the commercial power grid transmits power to the load to meet the load demand;
the whole seawater pumped storage power generation system generates power through power generation equipment to supply power to a mains power grid during the peak time of power consumption, and the water pump sends seawater to an upper reservoir during the off-peak time of power consumption, so that the circulation efficiency of generating power and pumping water back to the upper reservoir during the peak time can reach 80-85%;
a buffer water tank is arranged at the end part of the first connecting pipeline positioned in the ocean, and a plurality of drain holes are formed in the side surface of the buffer water tank; the end part of the second connecting pipeline, which is positioned in the ocean, is provided with a horizontal connecting water pipe, the side surfaces of the two ends of the connecting water pipe are provided with a plurality of water inlet holes, and the two ends of the connecting water pipe are also provided with protective net covers; when the first connecting pipeline discharges water into the sea, the impact force of water can be buffered through the buffer water tank, the influence of seawater impact force on organisms in the sea water is avoided, when the second connecting pipeline conveys the sea water into an upward reservoir, the water is sucked through water inlet holes on the side surfaces of two ends of the connecting water pipe, the suction in a unit area is reduced through an increased seawater absorption area, in addition, the marine organisms can be prevented from being sucked into the connecting water pipe as much as possible through the protection of the protection net cover, and the blockage caused by the fact that sundries enter the connecting water pipe is also prevented.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a structural sectional view of the position of the buffer water tank of the present invention;
fig. 3 is a structural section view of the position of the connecting water pipe of the present invention.
In the figure: 1. the water supply system comprises an upper reservoir, 2, an ocean, 3, a first connecting pipeline, 4, a second connecting pipeline, 5, a protective mesh enclosure, 6, a water suction pump, 7, power generation equipment, 8, a switching station, 9, a photovoltaic power generation system, 10, a wind power generation system, 11, a mains supply power grid, 12, a load, 13, a buffer water tank, 131, drain holes, 14, a connecting water pipe, 141 and a water inlet hole.
Detailed Description
In order to better understand the technical content of the present invention, the following embodiments are provided to further explain the present invention.
Referring to fig. 1 to 3, a wind-energy and light-energy seawater pumping and energy-storing power generation system comprises an upper reservoir 1, a photovoltaic power generation system 9 and a wind power generation system 10, wherein a solar cell is a main component of the photovoltaic power generation system 9, the upper reservoir 1, the photovoltaic power generation system 9 and the wind power generation system 10 are all arranged at the peripheral position of a sea 2, wind energy and solar energy near a coastline are converted into electric energy, the terrain of the upper reservoir 1 is higher than that of the sea 2, the upper reservoir 1 and the sea 2 are simultaneously connected through a first connecting pipeline 3 and a second connecting pipeline 4, a water suction pump 6 is arranged on the first connecting pipeline 3, the water suction pump 6 is used for pumping seawater into the upper reservoir, a power generation device 7 is arranged on the second connecting pipeline 4, the power generation device 7 is a through-flow type hydraulic generator, the water-flow capacity and the hydraulic efficiency of the through-flow type hydraulic generator are high, the power generation equipment converts potential energy of seawater in the upper reservoir 1 into electric energy, the power generation equipment 7 is electrically connected with a switching station 8, the switching station 8 is an electric power facility which selectively connects or cuts off an electric power system and electric equipment through a switching device, the photovoltaic power generation system 9 and the wind power generation system 10 are also electrically connected with the switching station 8, and the switching station 8 is also electrically connected with the water pump 6, the commercial power grid 11 and the load 12 respectively; the load 12 mainly comprises the electricity consumption of a generator set, the illumination electricity consumption, a door machine power supply, a gate power supply, the electricity consumption of a living area and the like; the whole seawater pumped storage power generation system generates power through the power generation equipment 7 to supply power to the commercial power grid 11 at the peak time of power consumption, and the water pump 6 sends seawater to the upper reservoir 1 at the non-peak time of power consumption, so that the cycle efficiency of generating power and pumping water back to the upper reservoir 1 at the peak time can reach 80-85%;
the end part of the first connecting pipeline 3, which is positioned in the ocean 2, is provided with a buffer water tank 13, the lower surface in the buffer water tank 13 is an arc-shaped surface, so that the buffer capacity of water flow output by the end part of the first connecting pipeline 3 is improved, the side surface of the buffer water tank 13 is provided with a plurality of drain holes, when the first connecting pipeline 3 drains water into the ocean, the impact force of the water can be buffered through the buffer water tank 13, and the damage and the influence of the seawater impact force on organisms in the seawater are avoided; the pipe end that second connecting tube 4 is located ocean 2 installs horizontally and connects water pipe 14, a plurality of inlet opening has been seted up to the both ends side of connecting water pipe 14, just protection screen panel 5 is still installed at the both ends of connecting water pipe 14, and protection screen panel 5 covers outside the pipe end of connecting water pipe 14, and second connecting tube 4 absorbs water through the inlet opening 141 of the both ends side of connecting water pipe 14 when making progress the reservoir 1 and carry the sea water, reduces the suction in the unit area through increase sea water absorption area to can avoid marine organism to be inhaled as far as possible in connecting water pipe 14 through the protection of protection screen panel 5, also prevent that debris from causing the jam in getting into connecting water pipe 14.
The working principle is as follows: the utility model provides a wind energy-light energy-sea water pumped storage power station when specifically using, several kinds of modes under mainly having:
mode 1: when the electric quantity generated by the photovoltaic power generation system 9 and the wind power generation system 10 is larger than the requirement of the load 12, the residual electric quantity is supplied to the water suction pump 6, and seawater is sucked into the upper reservoir 1;
mode 2: when the electric quantity generated by the photovoltaic power generation system 9 and the wind power generation system 10 exceeds the requirement of the load 12 and the upper reservoir 1 is fully stored, the residual electric power is transmitted to the commercial power grid 11;
mode 3: if the electric energy generated by the photovoltaic power generation system 9 and the wind power generation system 10 is equal to the load demand, the electric energy does not need to be stored or transmitted to the commercial power grid 11;
mode 4: if the electric quantity output by the photovoltaic power generation system 9 and the wind power generation system 10 is less than the requirement of the load 12, the upper reservoir 1 drains water and generates power through the power generation equipment 7;
mode 5: if the electric quantity output by the photovoltaic power generation system 9 and the wind power generation system 10 is less than the demand of the load 12 and the water storage in the upper reservoir 1 is insufficient for power generation, the commercial power grid 11 transmits power to the load 12 to meet the demand.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a wind energy light energy sea water pumped storage power generation system, includes upper reservoir (1), photovoltaic power generation system (9) and wind power generation system (10), its characterized in that: the upper reservoir (1), the photovoltaic power generation system (9) and the wind power generation system (10) are all arranged at the peripheral position of an ocean (2), the terrain of the upper reservoir (1) is higher than that of the ocean (2), the upper reservoir (1) and the ocean (2) are connected through a first connecting pipeline (3) and a second connecting pipeline (4) at the same time, a water suction pump (6) is arranged on the first connecting pipeline (3), power generation equipment (7) is arranged on the second connecting pipeline (4), the power generation equipment (7) is electrically connected with a switch station (8), the photovoltaic power generation system (9) and the wind power generation system (10) are also electrically connected with the switch station (8), and the switch station (8) is also electrically connected with the water suction pump (6), a mains supply power grid (11) and a load (12) respectively;
the end part, positioned in the ocean (2), of the first connecting pipeline (3) is provided with a buffer water tank (13), and the side surface of the buffer water tank (13) is provided with a plurality of drainage holes (131); the pipe end that second connecting tube (4) are located ocean (2) is installed with horizontally and is connected water pipe (14), a plurality of inlet opening (141) have been seted up to the both ends side of connecting water pipe (14), just protection screen panel (5) are still installed at the both ends of connecting water pipe (14).
2. The wind-energy light-energy seawater pumped-storage power generation system of claim 1, wherein: the lower surface in the buffer water tank (13) is an arc-shaped surface.
3. The wind-energy light-energy seawater pumped-storage power generation system of claim 1, wherein: the power generation equipment (7) is a through-flow type hydraulic generator.
4. The wind-energy light-energy seawater pumped-storage power generation system of claim 1, wherein: the switching station (8) is an electric power facility which selectively connects or disconnects an electric power system and electric equipment through a switching device, and the switching device is an electromagnetic valve.
5. The wind-energy light-energy seawater pumped-storage power generation system of claim 1, wherein: the photovoltaic power generation system comprises a plurality of photovoltaic cells which are connected in series and in parallel to form a photovoltaic array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146921.XU CN211174442U (en) | 2019-12-04 | 2019-12-04 | Wind energy and light energy seawater pumped storage power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146921.XU CN211174442U (en) | 2019-12-04 | 2019-12-04 | Wind energy and light energy seawater pumped storage power generation system |
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| Publication Number | Publication Date |
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| CN211174442U true CN211174442U (en) | 2020-08-04 |
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| CN201922146921.XU Expired - Fee Related CN211174442U (en) | 2019-12-04 | 2019-12-04 | Wind energy and light energy seawater pumped storage power generation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115877879A (en) * | 2022-11-28 | 2023-03-31 | 国网安徽省电力有限公司经济技术研究院 | Pumped storage power station operation intelligence management and control governing system based on coordinated development |
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2019
- 2019-12-04 CN CN201922146921.XU patent/CN211174442U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115877879A (en) * | 2022-11-28 | 2023-03-31 | 国网安徽省电力有限公司经济技术研究院 | Pumped storage power station operation intelligence management and control governing system based on coordinated development |
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Granted publication date: 20200804 Termination date: 20201204 |