CN102535411A - Method and device for draining secondary power generation of hydropower station - Google Patents
Method and device for draining secondary power generation of hydropower station Download PDFInfo
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- CN102535411A CN102535411A CN2012100440784A CN201210044078A CN102535411A CN 102535411 A CN102535411 A CN 102535411A CN 2012100440784 A CN2012100440784 A CN 2012100440784A CN 201210044078 A CN201210044078 A CN 201210044078A CN 102535411 A CN102535411 A CN 102535411A
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- power station
- sluicing
- hydropower station
- hydraulic turbine
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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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Abstract
The invention discloses a method and device for draining secondary generation of a hydropower station and belongs to the technical field of power generation of energy equipment. According to the technical scheme, the method comprises the following four steps: pouring a reinforced concrete base under a draining port of the original hydropower station, wherein the reinforced concrete base is horizontally parallel to a dam; building a generating machine room; mounting a hydroelectric generating set; and performing grid-connected power generation. The problem of the waste of hydrodynamic power resource of the conventional hydropower station is solved. The method has the advantages of quick constructing, low constructing cost, safe running, high efficiency, long-lasting property, environment friendliness and zero carbon emission. The dam of the original hydropower station is reinforced and protected. The method is widely applied to engineering construction for secondarily utilizing the drained water to generate electric power in large and medium-sized hydropower stations; the potential of the conventional hydroelectric generation facilities is excavated; the power generation capability of the original hydropower station is increased by above 50%; the full utilization of the hydrodynamic power resource is realized; and the huge economic benefit and social benefit are created.
Description
Affiliated technical field
The method and the device thereof of sluicing secondary electricity generation in power station of the present invention belong to the energy resource apparatus and technology field, relate in particular to a kind of have efficiently utilize the outlet capacity resource, improve the sluicing secondary electricity generation method and the device thereof of hydroelectric capacity.
Background technology
Hydroelectric generation is the inexhaustible green energy resource exploitation of the Nature, and hydroelectric generation at present is logical ponding retaining, and pressure and flow velocity that the difference of flooding increases water drive the acting of hydraulic turbine drive generating set; Realize generating, it is low to have operating cost, environment friendly and pollution-free advantage; But exist the big and low defective of hydrodynamic force resource utilization of relative construction investment expense, in order to reduce investment, improve generating capacity; Usually way is to select water resource abundance and the big position of natural drop to build the power station, in normal course of operation, drives high pressure, the high flow rate water of the hydraulic turbine; After only accomplishing once acting; With huge kinetic energy, flow powerfully, thereby produced the huge hydrodynamic force wasting of resources.Along with The development in society and economy, the exhaustion day by day of the outstanding and non-renewable energy resources of imbalance between power supply and demand advances energy-saving and emission-reduction, preserves the ecological environment, improves resource utilization, promotes that the hope of recycling economy development is also more and more urgent.
Summary of the invention
The objective of the invention is: a kind of method and device thereof with power station sluicing secondary electricity generation of small investment, efficient height, energy-conserving and environment-protective is provided; Have the advantage of building time weak point, security of operation economy, zero carbon emission simultaneously, generate electricity adaptable across large medium-size station sluicing second use.
To achieve these goals; The technical scheme that the present invention adopted is: the method and the device thereof of power station sluicing secondary electricity generation; According to hydroelectric generation construction quality standards and norms; Impact force and pressure to make full use of original hydro-power station discharge sluicing to drive once more the fan-shaped impeller hydraulic turbine, thereby the drive generator for electricity generation is a purpose.Increase by a desk fan shape impeller hydraulic turbine respectively in the positive front lower place of former hydraulic generator unit scavenge port and drive generator, form sluicing secondary electricity generation unit.Implementation method is respectively: build reinforced concrete plinth, build and build generator room, fan-shaped impeller hydraulic generator unit is installed, four steps of generating electricity by way of merging two or more grid systems; Engineering construction is earlier parallel with dam and reserve a determining deviation in the positive front lower place of the discharge opening of original hydro-power station; Build reinforced concrete plinth; Reserving groove over against former discharge opening, the fan-shaped impeller hydraulic turbine is installed, base bottom has steel concrete to build with former dam bottom to be connected; On pedestal, build to build to interconnect to connect and be the machine room of one, the fan-shaped impeller hydraulic turbine is installed in the groove of pedestal.Generator, gearbox and switch board are installed in respectively on the table top of pedestal, after allotment is accomplished generates electricity by way of merging two or more grid systems.Therefore the method and the device of sluicing secondary electricity generation in power station of the present invention adaptable across the capacity-increasing transformation of large medium-size station, thereby are realized the hydrodynamic generating capacity that makes full use of and increase the power station greatly.Along with becoming increasingly conspicuous of deepening continuously of carbon emission work and imbalance between power supply and demand reduced in the whole world; The green energy resource of energy efficiency, environmental protection and economy will further fully be developed and use more and more widely; Utilize the sluicing secondary electricity generation that has the power station now will further increase the generating capacity of original hydro-power station; Make full use of the hydrodynamic force resource; Build the installation and operation generating and can not bring hidden danger to original hydro-power station, the hydraulic generator unit of installation has utilized this huge hydrodynamic force resource of original hydro-power station sluicing fully, and produces more green energy.Engineering construction safety is prone to row, expense is low; In view of the above; The invention has the beneficial effects as follows: original hydro-power station learn belong to the secondary electricity generation construction period short, expense is low, safe and reliable to operation, environmental protection, zero carbon emission, has increased the generating capacity of original hydro-power station, has reduced the carbon emission amount of China; The hydrodynamic force resource is fully used, has realized abundant economic benefit and huge social benefit.
Description of drawings
Below in conjunction with accompanying drawing and instance the present invention is further specified.
Accompanying drawing 1 is the secondary electricity generation method of power station of the present invention sluicing and the structural representation of device.As shown in the figure: 1, original hydro-power station dam; 2, original hydro-power station hydraulic turbine discharge opening; 3, the original hydro-power station hydraulic turbine sluices; 4, the fan-shaped impeller hydraulic turbine that increases newly; 5, the newly-increased reinforced concrete plinth that is connected with dam; 6, the reinforced concrete plinth that increases newly; 7, the sluicing of newly-increased fan-shaped impeller hydrogenerator; 8, new base recess; 9, the gearbox that increases newly; 10, the generator that increases newly; 11, the generator output line that increases newly; 12, the switch board that increases newly; 13, the outer defeated power generating network connecting line of newly-increased hydrogenerator; 14, the machine room that increases newly.
The practical implementation method
One, the device of power station sluicing secondary electricity generation
Power station sluicing secondary electricity generation device is made up of reinforced concrete plinth (6), sluice (3), the fan-shaped impeller hydraulic turbine (4), gearbox (9), generator (10), output line (11), switch board (12) etc. in accompanying drawing 1.Reinforced concrete plinth (6) is parallel with former dam (1); And be connected with (5) at the bottom of the reinforced concrete plinth, to build on the pedestal (6) and build machine room (14), the sluicing (3) that discharge opening (2) is discharged the directly fan-shaped impeller hydraulic turbine (4) that is installed in the groove (8) of reinforced concrete plinth (6) of punching press is rotated; Through gearbox (9) speedup rear drive generator (10) acting generating; Sluice (7) will directly enter downstream river course, the electricity that generator (10) sends gets into switch board (12) through output line (11), after outer output line (13) completion be incorporated into the power networks; Make full use of this huge hydrodynamic force resource of original hydro-power station sluicing like this, increased the generated energy in power station.
Two, the method for power station sluicing secondary electricity generation
1, builds reinforced concrete plinth
Positive front lower place at the discharge opening of original hydro-power station is parallel with dam; Build reinforced concrete plinth; Pedestal leaves and the identical groove of former discharge opening quantity over against former delivery port place, exposes certain spacing between pedestal and the former dam; Base bottom and former dam bottom are interconnected by steel concrete, and have certain gradient.
2, build and build generator room
Prolong vallum around the pedestal on the pedestal that builds up watering, build up to interconnect to connect and be the machine room of one.
3, equipment is installed
Watering the fan-shaped impeller hydraulic turbine of installation in the base recess that builds up, 2/3rds of hydraulic turbine radius exposes to outside the machine room, and gearbox and generator are installed respectively on pedestal, forms the hydraulic generator unit.
4, generate electricity by way of merging two or more grid systems
The output line of generator is interconnected, accomplish through the switch board adjustment and generate electricity by way of merging two or more grid systems.
Claims (2)
1. power station sluicing secondary electricity generation device; Be on the basis of existing large and medium-sized power station normal power generation; Rotate the device that second use acting generating is carried out in the back sluicing that also has very big kinetic energy of discharging with driving the hydraulic turbine; It is characterized in that: in the positive front lower place of original hydro-power station hydraulic turbine spilled water hole, increase by a desk fan shape impeller hydraulic turbine respectively and drive generator, form sluicing twice work doing generating set.
2. like the method for the power station sluicing secondary electricity generation under the claim 1; It is characterized in that: implementation method is divided into; Build reinforced concrete plinth, build build generator room, fan-shaped impeller hydraulic generator unit be installed, four steps of generating electricity by way of merging two or more grid systems, engineering construction, parallel with dam and reserve a determining deviation in the positive front lower place of the discharge opening of original hydro-power station earlier; Build reinforced concrete plinth; The fan-shaped impeller hydraulic turbine is installed reserving groove over against former discharge opening place, base bottom has steel concrete to build with former dam bottom to be connected, and on pedestal, builds to build to interconnect to connect to be the machine room of one.Generator, gearbox and switch board are installed in respectively on the table top of pedestal, and the fan-shaped impeller hydraulic turbine then is installed in the groove of pedestal, and 2/3rds of radius is exposed to outside the machine room, and after parallel with one another, allotment is accomplished and generated electricity by way of merging two or more grid systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100440784A CN102535411A (en) | 2012-02-18 | 2012-02-18 | Method and device for draining secondary power generation of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100440784A CN102535411A (en) | 2012-02-18 | 2012-02-18 | Method and device for draining secondary power generation of hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102535411A true CN102535411A (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012100440784A Pending CN102535411A (en) | 2012-02-18 | 2012-02-18 | Method and device for draining secondary power generation of hydropower station |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912773A (en) * | 2012-11-02 | 2013-02-06 | 中国水电顾问集团华东勘测设计研究院 | Volute casing protecting method in hydropower station expansion construction |
| CN103174577A (en) * | 2013-03-13 | 2013-06-26 | 孔凡恒 | Method for electricity generation with river water flow in subsection mode |
| CN104480916A (en) * | 2014-12-13 | 2015-04-01 | 中国电建集团贵阳勘测设计研究院有限公司 | Multi-part installing method for high flow mixed hydropower station |
| CN110469446A (en) * | 2019-07-24 | 2019-11-19 | 王春方 | Utilize the device of the power generation of water source drop disjunctor multiple groups and multiple groups power generation in parallel |
-
2012
- 2012-02-18 CN CN2012100440784A patent/CN102535411A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912773A (en) * | 2012-11-02 | 2013-02-06 | 中国水电顾问集团华东勘测设计研究院 | Volute casing protecting method in hydropower station expansion construction |
| CN103174577A (en) * | 2013-03-13 | 2013-06-26 | 孔凡恒 | Method for electricity generation with river water flow in subsection mode |
| CN104480916A (en) * | 2014-12-13 | 2015-04-01 | 中国电建集团贵阳勘测设计研究院有限公司 | Multi-part installing method for high flow mixed hydropower station |
| CN110469446A (en) * | 2019-07-24 | 2019-11-19 | 王春方 | Utilize the device of the power generation of water source drop disjunctor multiple groups and multiple groups power generation in parallel |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120704 |