CN105464891A - Hydroelectric water-saving continuous power generation system and hydroelectric water-saving continuous power generation method thereof - Google Patents
Hydroelectric water-saving continuous power generation system and hydroelectric water-saving continuous power generation method thereof Download PDFInfo
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- CN105464891A CN105464891A CN201510892412.5A CN201510892412A CN105464891A CN 105464891 A CN105464891 A CN 105464891A CN 201510892412 A CN201510892412 A CN 201510892412A CN 105464891 A CN105464891 A CN 105464891A
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- waterwheel
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/06—Stations or aggregates of water-storage type, e.g. comprising a turbine and a pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/04—Units comprising pumps and their driving means the pump being fluid driven
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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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Hydraulic Turbines (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a hydroelectric water-saving continuous power generation system. The hydroelectric water-saving continuous power generation system comprises a reservoir, a turbine case, a water diversion pipe, a power generator, a drainage channel, a waterwheel, a self-sucking pump, a water return pipe, a water receiving pool and a water suction pipe, wherein the reservoir is located at a high position; water turbines are installed in the turbine case; the water diversion pipe is used for connecting the reservoir with the turbine case and points to the water turbines for water injection; the power generator is in butt joint with impeller shafts of the water turbines; the drainage channel is in butt joint with a drainage port of the turbine case; the waterwheel is partially submerged into the drainage channel; the self-sucking pump is driven by the waterwheel; one end of the water return pipe is connected with an outlet of the self-sucking pump, and an outlet in the other end of the water return pipe is located in the reservoir; the water receiving pool is located at the upstream position of the drainage channel, and branches are combined and connected into the water receiving pool in parallel; and one end of water suction pipe is connected with a suction inlet of the self-sucking pump, and the other end of the water suction pipe is located in the water receiving pool. After being used for power generation, water carrying part of kinetic energy flows out of the drainage channel and pushes the self-sucking pump to operate through the waterwheel, and part of water is recharged into the reservoir to supplement a power generation water source in the dry season so that continuous power generation can be achieved to improve efficiency. The invention further discloses a hydroelectric water-saving continuous power generation method. By means of the hydroelectric water-saving continuous power generation method, the power generation time can be prolonged in the dry season so as to achieve continuous power generation.
Description
Technical field
The present invention relates to hydroelectric power, particularly relate to the water saving of a kind of water power and continue power generation system.The invention still further relates to the water saving of a kind of water power and continue electricity-generating method.
Background technique
The process of the energy production computer utilizing flowing water to contain is called hydroelectric power.Water resources is free of contamination renewable energy sources, can save the limited non-renewable mineral fuel such as coal, oil of ample resources amount with hydraulic resource generation.Waterpower resourses cost compare is low, and equipment for hydroelectric station is long for working life, and current hydraulic power generation technology is used widely in China.But the general method generated electricity to the potential energy of water resources, after having diversion pond to flow out, enters turbine-generator units, impact the water wheels of turbine-generator units through aqueduct at present, promotes water wheels rotation and make generator operation generate electricity.Water, outside promotion water wheels rotate, also has sizable part kinetic energy not use to the greatest extent, and is directly expelled to blowoff basin, cause the loss of the portion of energy of water resources to cause waste.In the wet season, the water resources from approach channel can drive the generator set of certain power within 24 hours, uninterruptedly to operate generating, and generating efficiency is high; And in dry season, the generator set of equal-wattage cannot continue when water flow reduces to generate electricity incessantly.
Summary of the invention
Not enough for prior art, the technical problem to be solved in the present invention is to provide a kind of lasting power generation system of water power water saving that can continue tidal time difference in synergy in dry season.The present invention also provides a kind of water power water saving corresponding with power generation system to continue electricity-generating method.
In order to overcome prior art deficiency, the system solution that the present invention adopts is: a kind of water power water saving continues power generation system, it comprises the wet pit being positioned at a high position, the wheel cabinet of water turbine is installed, connecting wet pit with wheel cabinet points to the aqueduct of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert of docking wheel cabinet drain opening, part sinks to the waterwheel of described culvert, the self-priming pump driven by waterwheel, one end connects self-priming pump outlet and the other end exports the return pipe being positioned at wet pit, be positioned at access is also flowed in culvert upstream water-accepting tank by tributary, one end connects the suction sleeve that self-priming pump intake and the other end are positioned at water-accepting tank.
The one continuing the technological scheme of power generation system as water power of the present invention water saving is improved, and described wheel in cabinet is provided with that water turbine and lower water turbine two water turbine, lower water turbine are positioned at the oblique below of water turbine, the impeller shaft of lower water turbine and upper water turbine links mutually.
The one continuing the technological scheme of power generation system as water power water saving of the present invention is improved, and described culvert is provided with arc slope section downward gradually, and the radius of arc slope section is identical with waterwheel radius.
The one continuing the technological scheme of power generation system as water power water saving of the present invention is improved, and described water-accepting tank is positioned at culvert upstream side, is introduced and formed with culvert and flow by a tributary.
In order to overcome prior art deficiency, the method and technology scheme corresponding with system that the present invention adopts is: a kind of water power water saving continues electricity-generating method, and for ensureing that water power plant continues generating dry season, described water power water saving continues electricity-generating method and comprises the following steps:
S1, build water power water saving and continue power generation system, it comprises the wet pit being positioned at a high position, the wheel cabinet of water turbine is installed, connecting wet pit with wheel cabinet points to the aqueduct of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert of docking wheel cabinet drain opening, part sinks to the waterwheel of described culvert, the self-priming pump driven by waterwheel, one end connects self-priming pump outlet and the other end exports the return pipe being positioned at wet pit, be positioned at the water-accepting tank of culvert lower exit or upstream, one end connects the suction sleeve that self-priming pump intake and the other end are positioned at water-accepting tank,
S2, wet season, described waterwheel rises and leaves culvert, and the water source from approach channel and wet pit drives water turbine to rotate and makes generator continue generating in 24 hours, export electric energy, and keeps wet pit to buy securities with all one's capital water storage level;
S3, dry season, the water level of wet pit starts also to decline gradually lower than water storage level of buying securities with all one's capital, triggering return water system works, waterwheel sinks and part is submerged in the flowing water of culvert, waterwheel running promotes self-priming pump running, draws part water source and recharge to wet pit from the water-accepting tank in culvert downstream, supplements the required water source of generating, maintain water level or slow down the speed of water level decreasing, ensureing within 24 hours, to continue to generate electricity;
When S4, water level decreasing are to warning line, shut down retaining, until retaining to buy securities with all one's capital water level time again to start shooting generating.
The one continuing the technological scheme of electricity-generating method as water power water saving of the present invention is improved, and the inner diameter of described return pipe is in 1/20 to 1/4 scope of the inner diameter of aqueduct.
The one continuing the technological scheme of electricity-generating method as water power water saving of the present invention is improved, and described culvert is provided with arc slope section downward gradually, and the radius of arc slope section is identical with waterwheel radius.
The one continuing the technological scheme of electricity-generating method as water power water saving of the present invention is improved, and described water-accepting tank is positioned at culvert upstream side, is introduced and formed with culvert and flow by a tributary.
The invention has the beneficial effects as follows: the water-band through generating electricity part kinetic energy and flowed out from culvert, self-priming pump running is promoted by waterwheel, thus the water of part being discharged extracts from water-accepting tank and recharges wet pit, in dry season, generating water source is effectively supplemented, make it can tidal time difference, improve generating efficiency, increase the efficiency of using energy source.
Water power water saving continues electricity-generating method by arranging waterwheel, part kinetic energy by the water-band through generating drives waterwheel to promote self-priming pump running from culvert outflow, thus the water of part being discharged extracts from water-accepting tank and recharges wet pit, in dry season, generating water source is effectively supplemented, make it can tidal time difference, improve generating efficiency, increase the efficiency of using energy source.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of water power water saving of the present invention continues power generation system.
Embodiment
Below embodiments of the present invention are specifically described.
As shown in Figure 1, a kind of water power water saving of the present invention continues power generation system, it comprises the wet pit 11 being positioned at a high position, the wheel cabinet 13 of water turbine 15/16 is installed, connecting wet pit 11 with wheel cabinet 13 points to the aqueduct 12 of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert 18 of docking wheel cabinet drain opening, part sinks to the waterwheel 22 of described culvert, the self-priming pump 21 driven by waterwheel, one end connection self-priming pump 21 exports and the other end exports the return pipe 23 being positioned at wet pit 11, be positioned at access is also flowed in culvert 18 upstream water-accepting tank 28 by tributary, one end connects the suction sleeve 26 that the suction port of self-priming pump 21 and the other end are positioned at water-accepting tank.Water-band through generating electricity part kinetic energy and is flowed out from culvert 18, promote self-priming pump 21 by waterwheel to operate, thus the water of part being discharged extracts from water-accepting tank and recharges wet pit 11, in dry season, generating water source is effectively supplemented, make it can tidal time difference, improve generating efficiency, increase the efficiency of using energy source.
More preferably, described wheel in cabinet 13 is provided with water turbine 15 and lower water turbine 16 two water turbine, lower water turbine 16 is positioned at the oblique below of water turbine 15, lower water turbine 16 links mutually with the impeller shaft of upper water turbine 15, current are just in time fallen lower water turbine 16 and are driven lower water turbine to rotate after getting off to drive upper water turbine 15, thus make full use of the kinetic energy of water, two water turbine are rotated backward simultaneously, and two water turbine link mutually, thus only need a generator to carry out generating electricity, the power that the impeller shaft of a water turbine exports is transferred to another impeller shaft by linking mechanism, drive electrical power generators again.
More preferably, described culvert 18 is provided with arc slope section downward gradually, the radius of arc slope section is identical with waterwheel radius, the section making draining current synchronous with waterwheel is longer, for longer periods can promote waterwheel to rotate, also make the more parts of same time waterwheel be driven by current, improve the rotational efficienty of waterwheel, improve backwater amount.The quarter turn segmental arc of waterwheel can be had at most to be driven in culvert 18.
More preferably, described water-accepting tank 28 is positioned at culvert 18 upstream side, is introduced and formed with culvert and flow by a tributary, thus the height and position of backwater extraction can be promoted, reduce the height extracting and recharge, Geng Duoshui can be extracted and recharge, uninterruptable power generation time duration is obtained longer.
In order to overcome prior art deficiency, the method and technology scheme corresponding with system that the present invention adopts is: a kind of water power water saving continues electricity-generating method, and for ensureing that water power plant continues generating dry season, described water power water saving continues electricity-generating method and comprises the following steps:
S1, build water power water saving and continue power generation system, it comprises the wet pit 11 being positioned at a high position, the wheel cabinet 13 of water turbine 15/16 is installed, connecting wet pit 11 with wheel cabinet 13 points to the aqueduct 12 of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert 18 of docking wheel cabinet 13 drain opening, part sinks to the waterwheel 22 of described culvert 18, the self-priming pump 21 driven by waterwheel 22, one end connection self-priming pump 21 exports and the other end exports the return pipe 23 being positioned at wet pit 11, be positioned at the water-accepting tank 28 of culvert 18 lower exit or upstream, one end connects the suction sleeve 26 that the suction port of self-priming pump 21 and the other end are positioned at water-accepting tank 28, utilize this system to carry out backwater and supplement generating water source, make up dry season insufficient water sources with the shortcoming of lasting generating, be particularly useful for small power station to transform.
S2, wet season, described waterwheel 22 rises and leaves culvert 18, and the water source from approach channel 12 and wet pit drives water turbine to rotate and makes generator continue generating in 24 hours, export electric energy, and keeps wet pit to buy securities with all one's capital water storage level.Now culvert 18 can arrange drain opening in upstream and discharged by current, and without the need to driving waterwheel through water channel downstream, the sufficient water yield reclaims and also cannot store.
S3, dry season, the water level of wet pit 11 starts also to decline gradually lower than water storage level of buying securities with all one's capital, triggering return water system works, waterwheel sinks and part is submerged in the flowing water of culvert 18, waterwheel 22 operates and promotes self-priming pump running, draws part water source and recharge to wet pit 11 from the water-accepting tank in culvert 18 downstream, supplements the required water source of generating, maintain water level or slow down the speed of water level decreasing, ensureing within 24 hours, to continue to generate electricity; Water power water saving continues electricity-generating method by arranging waterwheel, part kinetic energy by the water-band through generating to flow out from culvert and drive waterwheel 22 to promote self-priming pump 21 to operate, thus the water of part being discharged extracts from water-accepting tank 28 and recharges wet pit 11, in dry season, generating water source is effectively supplemented, make it can tidal time difference, improve generating efficiency, increase the efficiency of using energy source.After testing, the water power after this system of practical application can continue the generating dutation of 5-15%, originally can continue the water yield generated electricity 21-23 hour, and can continue now generating in 24 hours, efficiency is improved, and avoids shutdown action of frequently starting shooting.
When S4, water level decreasing are to warning line, shut down retaining, until retaining to buy securities with all one's capital water level time again to start shooting generating.
More preferably, the inner diameter of described return pipe 23 is in 1/20 to 1/4 scope of the inner diameter of aqueduct 12, is convenient to water to promote, and the water pipe of pipe with small pipe diameter is easier to that water is carried out extraction and recharges, and the water pipe of moderate size more can ensure the amount of backwater.
More preferably, described culvert 18 is provided with arc slope section downward gradually, the radius of arc slope section is identical with waterwheel radius, the section making draining current synchronous with waterwheel is longer, for longer periods can promote waterwheel to rotate, also make the more parts of same time waterwheel be driven by current, improve the rotational efficienty of waterwheel, improve backwater amount.The quarter turn segmental arc of waterwheel can be had at most to be driven in culvert 18.
More preferably, described water-accepting tank 28 is positioned at culvert 18 upstream side, is introduced and formed with culvert 18 and flow by a tributary, thus the height and position of backwater extraction can be promoted, reduce the height extracting and recharge, Geng Duoshui can be extracted and recharge, uninterruptable power generation time duration is obtained longer.
Above disclosedly be only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (8)
1. a water power water saving continues power generation system, it is characterized in that: comprise and be positioned at high-order wet pit, the wheel cabinet of water turbine is installed, connecting wet pit with wheel cabinet points to the aqueduct of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert of docking wheel cabinet drain opening, part sinks to the waterwheel of described culvert, the self-priming pump driven by waterwheel, one end connects self-priming pump outlet and the other end exports the return pipe being positioned at wet pit, be positioned at access is also flowed in culvert upstream water-accepting tank by tributary, one end connects the suction sleeve that self-priming pump intake and the other end are positioned at water-accepting tank.
2. water power according to claim 1 water saving continues power generation system, it is characterized in that: described wheel in cabinet is provided with that water turbine and lower water turbine two water turbine, lower water turbine are positioned at the oblique below of water turbine, the impeller shaft of lower water turbine and upper water turbine links mutually.
3. water power water saving according to claim 1 continues power generation system, it is characterized in that: described culvert is provided with arc slope section downward gradually, and the radius of arc slope section is identical with waterwheel radius.
4. water power water saving according to claim 1 continues power generation system, it is characterized in that: described water-accepting tank is positioned at culvert upstream side, is introduced and formed with culvert and flow by a tributary.
5. water power water saving continues an electricity-generating method, for ensureing that water power plant continues generating dry season, it is characterized in that, described water power water saving continues electricity-generating method and comprises the following steps:
S1, build water power water saving and continue power generation system, it comprises the wet pit being positioned at a high position, the wheel cabinet of water turbine is installed, connecting wet pit with wheel cabinet points to the aqueduct of water turbine water filling, the generator docked with the impeller shaft of water turbine, the culvert of docking wheel cabinet drain opening, part sinks to the waterwheel of described culvert, the self-priming pump driven by waterwheel, one end connects self-priming pump outlet and the other end exports the return pipe being positioned at wet pit, be positioned at the water-accepting tank of culvert lower exit or upstream, one end connects the suction sleeve that self-priming pump intake and the other end are positioned at water-accepting tank,
S2, wet season, described waterwheel rises and leaves culvert, and the water source from approach channel and wet pit drives water turbine to rotate and makes generator continue generating in 24 hours, export electric energy, and keeps wet pit to buy securities with all one's capital water storage level;
S3, dry season, the water level of wet pit starts also to decline gradually lower than water storage level of buying securities with all one's capital, triggering return water system works, waterwheel sinks and part is submerged in the flowing water of culvert, waterwheel running promotes self-priming pump running, draws part water source and recharge to wet pit from the water-accepting tank in culvert downstream, supplements the required water source of generating, maintain water level or slow down the speed of water level decreasing, ensureing within 24 hours, to continue to generate electricity;
When S4, water level decreasing are to warning line, shut down retaining, until retaining to buy securities with all one's capital water level time again to start shooting generating.
6. water power water saving according to claim 5 continues electricity-generating method, it is characterized in that: the inner diameter of described return pipe is in 1/20 to 1/4 scope of the inner diameter of aqueduct.
7. water power water saving according to claim 5 continues electricity-generating method, it is characterized in that: described culvert is provided with arc slope section downward gradually, and the radius of arc slope section is identical with waterwheel radius.
8. water power water saving according to claim 5 continues electricity-generating method, it is characterized in that: described water-accepting tank is positioned at culvert upstream side, is introduced and formed with culvert and flow by a tributary.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510892412.5A CN105464891A (en) | 2015-12-08 | 2015-12-08 | Hydroelectric water-saving continuous power generation system and hydroelectric water-saving continuous power generation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510892412.5A CN105464891A (en) | 2015-12-08 | 2015-12-08 | Hydroelectric water-saving continuous power generation system and hydroelectric water-saving continuous power generation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013402A (en) * | 2017-06-14 | 2017-08-04 | 习水县文雄水利动力科技有限公司 | A kind of environment-friendly type water power generation device |
| CN109113161A (en) * | 2018-09-19 | 2019-01-01 | 高锡华 | A kind of town road drainage system |
| CN109555095A (en) * | 2019-01-18 | 2019-04-02 | 中国科学院地理科学与资源研究所 | Floater in river automatic cleaning apparatus |
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| CA2209361A1 (en) * | 1997-06-13 | 1998-12-30 | Ming-Shan Chen | Water reservoir system for collecting water flow energy for generating electricity |
| CN1546856A (en) * | 2003-12-09 | 2004-11-17 | 梁嘉麟 | Electric quantity transfer engineering system and transfer and distribution method therefor |
| CN101469661A (en) * | 2007-12-28 | 2009-07-01 | 陈守雄 | Circulating hydraulic electrogenerating and energy storage apparatus |
| CN101761444A (en) * | 2009-12-09 | 2010-06-30 | 深圳市宾利达智能科技有限公司 | Energy-storage hydroelectric generation system |
| CN103016241A (en) * | 2012-12-27 | 2013-04-03 | 广州市永洲电力科技有限公司 | Water-circulation air compression type micro-water power generation system |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2209361A1 (en) * | 1997-06-13 | 1998-12-30 | Ming-Shan Chen | Water reservoir system for collecting water flow energy for generating electricity |
| CN1546856A (en) * | 2003-12-09 | 2004-11-17 | 梁嘉麟 | Electric quantity transfer engineering system and transfer and distribution method therefor |
| CN101469661A (en) * | 2007-12-28 | 2009-07-01 | 陈守雄 | Circulating hydraulic electrogenerating and energy storage apparatus |
| CN101761444A (en) * | 2009-12-09 | 2010-06-30 | 深圳市宾利达智能科技有限公司 | Energy-storage hydroelectric generation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013402A (en) * | 2017-06-14 | 2017-08-04 | 习水县文雄水利动力科技有限公司 | A kind of environment-friendly type water power generation device |
| CN109113161A (en) * | 2018-09-19 | 2019-01-01 | 高锡华 | A kind of town road drainage system |
| CN109113161B (en) * | 2018-09-19 | 2021-02-12 | 高锡华 | Drainage system for town road |
| CN109555095A (en) * | 2019-01-18 | 2019-04-02 | 中国科学院地理科学与资源研究所 | Floater in river automatic cleaning apparatus |
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Effective date of abandoning: 20180828 |