CN202659407U - Hybrid power generation device capable of using wind power and waterpower - Google Patents
Hybrid power generation device capable of using wind power and waterpower Download PDFInfo
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- CN202659407U CN202659407U CN2012203286628U CN201220328662U CN202659407U CN 202659407 U CN202659407 U CN 202659407U CN 2012203286628 U CN2012203286628 U CN 2012203286628U CN 201220328662 U CN201220328662 U CN 201220328662U CN 202659407 U CN202659407 U CN 202659407U
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- wind
- storage reservoir
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- conduit pipe
- water
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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
- Y02E10/70—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 belongs to the technical field of power generation by using wind power and waterpower and relates to a hybrid power generation device capable of using the wind power and the waterpower. The hybrid power generation device comprises an upper reservoir, a lower reservoir which is lower than the upper reservoir, water delivery pipes through which the upper reservoir is communicated with the lower reservoir, and a waterpower generation device which is arranged on the water delivery pipes, wherein a wind power generation device is arranged on one side of the upper reservoir; electricity which is generated by the wind power generation device is input to a variable-frequency motor through a power transmission line; the variable-frequency motor drives a water suction pump to pump water; and a water inlet of the water suction pump is communicated with the bottom of the interior of the lower reservoir through a water delivery pipe, and a water outlet of the water suction pump is communicated with the water delivery pipes, which communicate the upper reservoir with the lower reservoir, through a water delivery pipe. The wind power and waterpower hybrid power generation device has the advantages that an unordered inferior power supply of wind power generation is changed into a high-quality power supply which can meet the requirements of an on-peak demand of a power grid, the variable-frequency motor is suitable for a wind power generator or a wind power generator set to provide a fluctuant power supply, wind power which is a renewable energy source is fully used, the structure of the power grid can be optimized, the capacity of peak load shifting is improved, the total operation cost is effectively reduced, and the hybrid power generation device is suitable for small and medium-sized power stations.
Description
Technical field
The utility model belongs to wind-force and hydraulic power generation technology field, refers in particular to a kind of wind-power hydraulic hybrid power plant.
Background technique
At present, the form of hydroelectric power plant has following several: the one, and the electric power storage station of drawing water, the kinetic energy that water level produced when the water level potential energy of upper pond was transported to lower reservoir converts electric energy to through hydroelectric generator; The 2nd, most ladders power station is arranged, also be that upper lower storage reservoir is arranged.All in the direct grid-connected generating, because the wind-force size variation is variable, bringing electricity can be unordered electric energy inferior to wind-power electricity generation at present, and concrete application of wind-power electricity generation has significant limitation.Although above-mentioned two kinds all the independent operating structure is fairly perfect, the generating of can not being combined with wind energy is still the sorry greatly of renewable energy utilization.
Summary of the invention
The purpose of this utility model provides a kind of wind-power hydraulic hybrid power plant that can utilize simultaneously wind energy and water-energy generating electricity.
The purpose of this utility model is achieved in that
The wind-power hydraulic hybrid power plant, include upper storage reservoir, be lower than the conduit pipe between the lower storage reservoir on the lower storage reservoir, UNICOM of upper storage reservoir and be installed in hydroelectric installation on the conduit pipe, there is the former side of wind-force money to be provided with wind generating unit at upper storage reservoir, the electricity that wind generating unit sends inputs to adjustable frequency motor by electric transmission line, adjustable frequency motor drives suction pump and draws water, the water intake of suction pump by conduit pipe and lower storage reservoir UNICOM, water outlet by the conduit pipe UNICOM between the lower storage reservoir in conduit pipe and the UNICOM.
The water outlet of above-mentioned suction pump by the conduit pipe UNICOM between the lower storage reservoir in conduit pipe and the UNICOM is: be provided with three-way pipe on the conduit pipe between hydroelectric installation and the upper storage reservoir, the water outlet of suction pump is provided with the gate valve of closing conduit pipe when not generating electricity by an opening UNICOM of conduit pipe and three-way pipe on the conduit pipe between three-way pipe and the hydroelectric installation.
Above-mentioned lower storage reservoir is buffer pool.
Above-mentioned wind generating unit is wind-driven generator or wind power generating set.
Above-mentioned hydroelectric installation is hydroelectric generator or hydroelectric power unit.
The utility model compared to existing technology outstanding and useful technique effect is:
1, the utility model utilizes the characteristic of variable-frequency motor, can take full advantage of the fluctuation power supply that wind-driven generator or wind power generating set are sent, input to the variable power supply frequency that drives the suction pump motor by the frequency variator adjustment, and then by variable-frequency motor drive suction pump, because the moment of variable-frequency motor is constant, no matter wind-driven generator sends the variation size of fluctuation power supply, but still can keep the interior pressure stability of water pipe, this is power saving not only, and can prolong working life of motor, be applicable to effective utilization of fluctuation power supply that wind-driven generator or wind power generating set are sent.
2, the utility model is when the machine of utilizing water for producing electric power or the generating of hydroelectric power unit, the water that the suction pump of driven by motor is twitched can directly be sent in the conduit pipe of generating usefulness, be used for increasing electricity output, when hydroelectric generator or hydroelectric power unit do not generate electricity, the gate valve that arranges on the conduit pipe under the three-way pipe is closed the path of conduit pipe, the water that the suction pump of driven by motor is extracted out is sent into by the conduit pipe of three-way pipe and upside and is used for the deposit hydraulic potential in the upper storage reservoir, has utilized fully the wind energy in the renewable energy sources.
3, the utility model can make the unordered power supply of wind energy be converted into quality power, and the raising wind energy reaches more than 10% the accounting of electrical network, is conducive to the distributed energy layout, optimize electric network composition, strengthen electrical network peak load shifting ability, need not another set of converting equipment, can effectively reduce the operation overall cost.
4, the utility model is applicable to pumped storage power station and has all hydroelectric power plants of upper lower storage reservoir, also will possess the place of wind energy.
Description of drawings
Fig. 1 is structural principle schematic diagram of the present utility model, and the direction of arrow is water (flow) direction among the figure, and after dotted arrow represented that gate valve is closed, suction pump was the situation that upper storage reservoir supplies water from the lower storage reservoir water lift.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1:
The wind-power hydraulic hybrid power plant, include upper storage reservoir 1, be lower than the lower storage reservoir 11 of upper storage reservoir 1, conduit pipe 8 in the UNICOM between the lower storage reservoir, 10 and be installed in conduit pipe 8, hydroelectric installation 9 on 10, there is the former side of wind-force money to be provided with wind generating unit 2 at upper storage reservoir 1, the electricity that wind generating unit 2 sends inputs to adjustable frequency motor 4 by electric transmission line 3, adjustable frequency motor 4 drives suction pump 5 and draws water, and the water intake of suction pump 5 is by conduit pipe 12 and lower storage reservoir 11 UNICOMs, water outlet is by the conduit pipe 10 between the lower storage reservoir in conduit pipe 6 and the UNICOM, 8 UNICOMs; Described hydroelectric installation 9 is comprised of more than one hydroelectric generator, and described wind generating unit 2 is comprised of more than one wind-driven generator.
The water outlet of above-mentioned suction pump 5 is by the conduit pipe 10 between the lower storage reservoir in conduit pipe 6 and the UNICOM, 8 UNICOMs are: be provided with three-way pipe 7 on the conduit pipe 8 between hydroelectric installation 9 and the upper storage reservoir 1, the water outlet of suction pump 5 is by the opening UNICOM of conduit pipe 6 with three-way pipe 7, be provided with the gate valve 13 of closing conduit pipe when not generating electricity on the conduit pipe between three-way pipe 7 and the hydroelectric installation 9, when hydroelectric generator or hydroelectric power unit do not generate electricity, closing gate valve, the water transport pipeline not conducting of three-way pipe about in the of 7, the water that the suction pump that motor 4 drives is extracted out in the lower storage reservoir is directly sent into by the conduit pipe 8 of three-way pipe 7 and upside and is used for the deposit hydraulic potential in the upper storage reservoir 1, has utilized fully the wind energy in the renewable energy sources.。
Above-mentioned lower storage reservoir 11 is buffer pool, and the function of wind-driven water pumping has been arranged, and it is much smaller with respect to upper storage reservoir 1 that buffer pool can be done.
Above-mentioned wind generating unit is wind-driven generator or wind power generating set.
Above-mentioned hydroelectric installation is hydroelectric generator or hydroelectric power unit.
The working principle of variable-frequency motor: will offer the 380V (220V) of three phase electric machine/50HZ Ac and become Rectified alternating current by the rectifier bridge rectification of frequency variator, by becoming level and smooth direct current after the electrochemical capacitor filtering, the Ac that the control panel of frequency variator becomes level and smooth direct current into the three-phase changeable frequency after to the control of IPM, IGBT or module inputs to motor again; Be unordered direct current after the bridge rectification such as wind power generating set, then after the frequency variator frequency conversion, but become the variable-frequency power sources of drive motor.
The advantage of variable-frequency motor: the one, possess start-up performance; The 2nd, adopt Electromagnetic Design, reduced the resistance of stator and rotor; The 3rd, adapt to the busy shift under the different working conditions, the 4th, energy-conservation to a certain extent, be better than common electric machine.
The difference of variable-frequency motor and common electric machine is: common electric machine is according to the frequency of civil power and corresponding power designs, only in the situation that specified could stable operation.Variable-frequency motor is just different, and the overheated and vibration that variable-frequency electric is confidential when overcoming low frequency is so variable-frequency motor is more far better than common electric machine performance in design.
The utility model is in the above-mentioned advantage of the variable-frequency motor that utilizes just, so that the fluctuation power supply that wind-driven generator or wind power generating set are sent can drive variable-frequency motor and suction pump draws water in the same old way, be applicable to effective utilization of fluctuation power supply that wind-driven generator or wind power generating set are sent.
Above-described embodiment is preferred embodiment of the present utility model only, is not to limit according to this protection domain of the present utility model, therefore: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (5)
1. wind-power hydraulic hybrid power plant, include upper storage reservoir, be lower than the conduit pipe between the lower storage reservoir on the lower storage reservoir, UNICOM of upper storage reservoir and be installed in hydroelectric installation on the conduit pipe, it is characterized in that: the side at upper storage reservoir is provided with wind generating unit, the electricity that wind generating unit sends inputs to adjustable frequency motor by electric transmission line, adjustable frequency motor drives suction pump and draws water, the water intake of suction pump by conduit pipe and lower storage reservoir UNICOM, water outlet by the conduit pipe UNICOM between the lower storage reservoir in conduit pipe and the UNICOM.
2. wind-power hydraulic hybrid power plant according to claim 1, it is characterized in that: the water outlet of described suction pump by the conduit pipe UNICOM between the lower storage reservoir in conduit pipe and the UNICOM is: be provided with three-way pipe on the conduit pipe between hydroelectric installation and the upper storage reservoir, the water outlet of suction pump is provided with the gate valve of closing conduit pipe when not generating electricity by an opening UNICOM of conduit pipe and three-way pipe on the conduit pipe between three-way pipe and the hydroelectric installation.
3. wind-power hydraulic hybrid power plant according to claim 1, it is characterized in that: described lower storage reservoir is buffer pool.
4. wind-power hydraulic hybrid power plant according to claim 1, it is characterized in that: described wind generator device is wind-driven generator or wind power generating set.
5. wind-power hydraulic hybrid power plant according to claim 1, it is characterized in that: described hydroelectric installation is hydroelectric generator or hydroelectric power unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203286628U CN202659407U (en) | 2012-07-07 | 2012-07-07 | Hybrid power generation device capable of using wind power and waterpower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203286628U CN202659407U (en) | 2012-07-07 | 2012-07-07 | Hybrid power generation device capable of using wind power and waterpower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659407U true CN202659407U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203286628U Expired - Fee Related CN202659407U (en) | 2012-07-07 | 2012-07-07 | Hybrid power generation device capable of using wind power and waterpower |
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| CN (1) | CN202659407U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748195A (en) * | 2012-07-07 | 2012-10-24 | 浙江永昌仪表有限公司 | Wind power and waterpower hybrid generation device |
| CN103647354A (en) * | 2013-11-28 | 2014-03-19 | 苏州市牛勿耳关电器科技有限公司 | Wind power generation energy storage system |
| CN106438202A (en) * | 2015-08-06 | 2017-02-22 | 主典兴业股份有限公司 | Wind electricity type water pumping system and method thereof |
-
2012
- 2012-07-07 CN CN2012203286628U patent/CN202659407U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748195A (en) * | 2012-07-07 | 2012-10-24 | 浙江永昌仪表有限公司 | Wind power and waterpower hybrid generation device |
| CN103647354A (en) * | 2013-11-28 | 2014-03-19 | 苏州市牛勿耳关电器科技有限公司 | Wind power generation energy storage system |
| CN106438202A (en) * | 2015-08-06 | 2017-02-22 | 主典兴业股份有限公司 | Wind electricity type water pumping system and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20170707 |