CN207047804U - Intermediate flow rivers rip current type hydroelectric power system - Google Patents
Intermediate flow rivers rip current type hydroelectric power system Download PDFInfo
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- CN207047804U CN207047804U CN201720318314.5U CN201720318314U CN207047804U CN 207047804 U CN207047804 U CN 207047804U CN 201720318314 U CN201720318314 U CN 201720318314U CN 207047804 U CN207047804 U CN 207047804U
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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 utility model discloses a kind of intermediate flow rivers rip current type hydroelectric power system, the fluviatic key dam body of the intermediate flow is fixedly arranged on one, some angularly disposed totally enclosed type exhalant canals for being used to the kinetic energy for the river for flowing into the hydroelectric power system being converted into electric energy that can be penetrated with the key dam body, some totally enclosed type center-aisles for being used to flow into the intermediate flow river are sequentially provided with the key dam body from top to down, the center-aisle can penetrate with the intermediate flow rivers, some exhalant canals simultaneously；Some continuous generating sets for being used to that electric energy for the river water that flow into the exhalant canal can be converted into are installed with the exhalant canal.The utility model provides a kind of waterpower utilization rate for improving existing hydroelectric power system, effectively improving the hydroelectric power system in existing high dam power station.
Description
Technical field
Intermediate flow river water generating waterpower utilization rate technical field is the utility model is related to, more particularly to it is a kind of medium
Flow rivers rip current type hydroelectric power system.
Background technology
Power station is the integration engineering facility that water can be converted to electric energy, is typically formed by dash, outlet structure escape works
Reservoir, Diversion system of hydropower station, power plant building and electromechanical equipment etc. form.By by the water of intermediate flow river reservoir through diversion
Systems force turbine-generator units produce electric energy, then boosted transformer, switchyard and transmission line of electricity input power network, for other
Equipment uses.Many power stations have huge water energy at present, but the problem of waterpower utilization rate is relatively low be present.The whole world is big
Most rivers flows are substantially in 1000~10000 cubes of meter per seconds.The Ya Lu in the river with huge flow drop, such as China
Zang Bujiang, the Lancang River, Jinsha jiang River, Dadu River etc., the Colorado in the external such as U.S., the Nile in Africa, are suitable for building
Make the water-power plant of considerable scale.Generally apparently the hydraulic energy of hydropower station utilization rate of the built generating of China is not high, makes
Into the water resource waste of preciousness, problem, such as gorges Hydropower be present on its main or power generation mode：Yangtze River Gorges height of dam
185m.Water storage elevation 175m.6 ten thousand steres of crest discharge ＞/second, average annual 3.8 ten thousand steres of flow/second, dry season 1.2 ten thousand
Cube meter per second.Full dam sets 32 units, 22,500,000 kilowatts of total installation of generating capacity, during annual electricity generating capacity 98800000000 thousand ten thousand in 2014, uses
The machine power generation mode of " axial-flow type " water one, unit installed capacity 70~800,000 kilowatt/platform.1000 cubic metres of working flow ＞/
Second.Under such a conditions and environment, generating efficiency can be improved by improving existing hydroelectric power system completely.It is meanwhile existing
The hydroelectric power system in some power stations only configures a hydraulic turbine generator unit in water channel bottom, and machine kludge is present
The less problem of capacity, water can not can be utilized sufficiently at all, at present, the hydroelectric generating of gorges Hydropower
Rate only about 50%.Meanwhile the water turbine that existing hydroelectric power system uses is in the running, the leaf of water turbine half
Sector-meeting forms reverse flow, is influenceed so as to produce inverse gesture on turbine, reduces the operating efficiency of water turbine, have impact on whole
The operating efficiency of machine unit.
Utility model content
Water be present in the hydroelectric power system that the utility model uses for intermediate flow river hydraulic power plant of the prior art
Can utilization rate it is relatively low, it is impossible to the defects of water fully can be converted into electric energy, and it is an object of the present invention to provide it is a kind of improve it is existing medium
Flow rivers rip current type hydroelectric power system, effectively improve the water energy of existing intermediate flow rivers rip current type hydroelectric power system
Utilization rate.
Realizing the technical scheme of above-mentioned purpose is：
Intermediate flow rivers rip current type hydroelectric power system of the present utility model, have one to be fixedly arranged on the intermediate flow river
The key dam body of korneforos, the kinetic energy of some rivers for being used to that the hydroelectric power system will to be flowed into that can be penetrated with the key dam body
The angularly disposed totally enclosed type exhalant canal of electric energy is converted into, is sequentially provided with from top to down in the key dam body some for flowing
Enter the totally enclosed type center-aisle of the intermediate flow river, the center-aisle can simultaneously with the intermediate flow rivers,
Some exhalant canal insertions；Some river water for the exhalant canal will to be flowed into are installed with the exhalant canal
The continuous generating set of electric energy can be converted into.
What the center-aisle included being sequentially provided with from top to down in the key dam body one can penetrate with the exhalant canal
The center-aisle that uses of totally enclosed type wet season, totally enclosed type reclaimed water phase with that can be penetrated with the exhalant canal use
The center-aisle that center-aisle and a totally enclosed type dry season that can be penetrated with the exhalant canal use.
Two use are equipped with the wet season center-aisle, the reclaimed water phase center-aisle and the dry season center-aisle
In the column valve that the intermediate flow river that control flows into opens and closes；The wet season center-aisle, the reclaimed water are interim
Between passage and the dry season center-aisle realize respective totally enclosed type state via the column valve.
The continuous generating set has the continuous hair of some water turbines being uniformly distributed in the exhalant canal
Group of motors, the water turbine drive via the elevation water storage for flowing into the exhalant canal and produce mechanical energy, and then by described in
Mechanical energy is converted into electric energy caused by water turbine.
It is complete in the exhalant canal that some water turbine peripheries of the continuous generating set are provided with one
Covered conduit.
The water channel corresponds to some water turbine both sides and is equipped with the current for that will flow into the water channel
Continuous water conservancy diversion forms the reflex arc unit of high-velocity flow, reduces the inverse gesture of current, improves waterpower utilization rate.
The one end fixed one of the exhalant canal away from the key dam body is located at below the intermediate flow rivers water surface
For maintaining buffering area of the exhalant canal away from key dam body one end service life.
The buffering area has one to flow directly into the first buffer cell of the current for flowing through the turbine, one for flowing into
Via the overboard hole of first buffer unit buffers, one with first buffer cell be integrally formed and with the sinkhole
The buffer cell of L-shaped second of mouth insertion and one is used to flow out the delivery port via second buffer unit buffers.
The exhalant canal outer surface is installed with one and is used to the center-aisle and the exhalant canal being evacuated shape
The vavuum pump of state, using pressure difference in the hydraulic pressure of the intermediate flow river and the center-aisle, the exhalant canal by institute
State intermediate flow river and suck the hydroelectric power system progress hydroelectric generation.
The exhalant canal is the exhalant canal that horizontal tilt angle is 35 degree~55 degree.
Positive effect of the present utility model is：
Intermediate flow rivers rip current type hydroelectric power system of the present utility model, by key dam body from top to down successively
Provided with wet season center-aisle, reclaimed water phase center-aisle and dry season center-aisle, and wet season center-aisle, reclaimed water is interim
Between passage and dry season center-aisle penetrated with the water channel provided with some angle of reflection units, while by vavuum pump by center-aisle
With exhalant canal vacuum state, realize that the intermediate flow river for flowing into hydroelectric power system is quick and high speed flows into water outlet
Passage carries out generation electric energy, improves the energy conversion efficiency of water energy, further improves waterpower utilization rate.
Design, concrete structure and caused technique effect of the present utility model are made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model intermediate flow rivers rip current type hydroelectric power system；
Fig. 2 is the utility model intermediate flow rivers rip current type hydroelectric power system buffering area structural representation.
Embodiment
With reference to Fig. 1 and Fig. 2, intermediate flow rivers rip current type hydroelectric power system of the present utility model is carried out detailed
Explanation.
As shown in figure 1, the intermediate flow rivers rip current type hydroelectric power system of the present embodiment, has and is fixedly arranged on intermediate flow
Fluviatic key dam body 10, some kinetic energy for that will flow into the river of hydroelectric power system that can be penetrated with key dam body 10 turn
Turn to the angularly disposed totally enclosed type exhalant canal 20 of electric energy.It is sequentially provided with from top to down in key dam body 10 some for flowing into
The totally enclosed type center-aisle 30 of intermediate flow river.Center-aisle 30 can lead to intermediate flow rivers, some water outlets simultaneously
Road 20 penetrates.Some companies for being used to that electric energy for the river water that flow into exhalant canal 20 can be converted into are installed with exhalant canal 20
Supervention group of motors 21.
What center-aisle 20 included being sequentially provided with from top to down in key dam body 10 can penetrate totally-enclosed with exhalant canal 20
The reclaimed water phase center-aisle 32 that center-aisle 31 that the formula wet season uses, the totally enclosed type with that can be penetrated with exhalant canal 20 use
The center-aisle 33 used with the totally enclosed type dry season that can be penetrated with exhalant canal 20.Center-aisle 31 that wet season uses,
Be equipped with the center-aisle 33 that the center-aisle 32 and dry season that the reclaimed water phase uses use two be used for control inflow medium stream
Measure the column valve 40 that river opens and closes.The center-aisle 32 and low water that center-aisle 31 that wet season uses, reclaimed water phase use
The center-aisle 33 that phase uses realizes respective totally enclosed type state via column valve 40.If continuous generating set 21 has
The continuous generating set 21 of the dry water turbine 211 being uniformly distributed in the exhalant canal, water turbine 211 is via stream
The elevation water storage for entering exhalant canal 20 drives generation mechanical energy, and then mechanical energy caused by water turbine 211 is converted into electricity
Energy.The periphery of some water turbines 211 of continuous generating set 21 is provided with being used with the wet season in exhalant canal 20
The totally enclosed type water channel that the center-aisle 33 that the center-aisle 32 and dry season that center-aisle 31, reclaimed water phase use use penetrates
212.Water channel 212 corresponds to some both sides of water turbine 211 and is equipped with for will flow into the continuous water conservancy diversion of current of water channel 212
The reflex arc unit 213 of high-velocity flow is formed, reduces the inverse gesture of current, improves waterpower utilization rate.
As shown in Fig. 2 the one end of exhalant canal 20 away from key dam body 10 is fixed below the intermediate flow rivers water surface
For maintaining buffering area 50 of the exhalant canal 20 away from one end service life of key dam body 10.Buffering area 50, which has to flow directly into, to be flowed through
First buffer cell 51 of the current of water turbine 211, the overboard hole buffered for inflow via the first buffer cell 51
52nd, it is integrally formed with the first buffer cell 51 and is passed through with the second buffer cell of L-shaped 53 of overboard hole 52 insertion and for flowing out
The delivery port 54 buffered by the second buffer cell 53.Delivery port 54 is located at below 5 meters of dry season horizontal plane.Draw at overboard hole 52
Water channel bottom is in -20 meters of horizontal plane.The outer surface of exhalant canal 20 is installed with for center-aisle 30 and exhalant canal 20 to be pumped into
The vavuum pump 60 of vacuum state, using pressure difference in the hydraulic pressure and center-aisle 30 of intermediate flow river, exhalant canal 20 by
Hydroelectric generation is carried out Deng flow river suction hydroelectric power system.In one preferred embodiment, exhalant canal 20 is horizontal tilt
Angle is 35 degree~55 degree of exhalant canal 20.In another preferred embodiment, continuous generating set 21 is with being uniformly distributed in
The continuous generating set 21 of 6~10 turbines in exhalant canal 20.
In an embodiment in the utility model, intermediate flow rivers rip current type hydroelectric power system with 8000 cubic metres/
Second flow (flow of wet season), 300,000 kilowatts/platform of installed power, generated electricity using 8 continuous generating sets 21, with every hole water channel
2000 cubes of meter per seconds of working flow calculate, and can fill 4 hole water channels, 32 continuous generating sets 21 of installing, total installation of generating capacity 9,600,000
Kilowatt；1.3 ten thousand steres of flood peak period flow/second, total installation of generating capacity be 6 hole water channels, 14,400,000 kilowatts；Dry season is with 3000 cubes
Meter per second calculates, only 1 hole water channel, 4 unit operations, installs 1,200,000 kilowatts.1 hole × 40 day × 24 hour of dry season operation ×
1200000 kilowatts=11.52 hundred million kilowatt hours；Hole × 180 day × 24 hour × 1,800,000 kilowatt=311.04 of intermediate flow phase 4 throughout the year
Hundred million kilowatt hours；The kilowatt hour of hole × 40 day × 24 hour × 2,400,000 kilowatt=138.24 hundred million of flood peak period high flow capacity phase summer 6；General assembly
Machine amount：14400000 kilowatts, the kilowatt hour of year generating total amount=460.8 hundred million.To sum up, the utility model intermediate flow rivers rip current type water
Force generating system is using the continuous generating set 21 of wet season 8, the continuous generating set 21 of intermediate flow phase 6~8, low discharge phase
Using the continuous generating set 21 of 4 units, the plentiful area of precipitation of such as Yangtze river basin can be widely applied to.
The operation principle of the utility model intermediate flow rivers rip current type hydroelectric power system is：
First, vavuum pump 60 will be opened, by center-aisle 30 and the vacuum state of exhalant canal 20.Then basis is opened
The height of water level of intermediate flow river, open the center-aisle 31 that uses of wet season, the and of center-aisle 32 that the reclaimed water phase uses
The column valve 40 being provided with the center-aisle 33 that dry season uses so that river is flowed into hydroelectric power system, and then
Into in exhalant canal 20, the water turbine 211 of continuous generating set 21 is driven to rotate, while via being located at corresponding to some
The continuous water conservancy diversion of current that the both sides of water turbine 211 are used to that water channel 212 will to be flowed into forms the reflex arc unit of high-velocity flow
213, the inverse gesture of current is reduced, improves waterpower utilization rate.Realize and accelerate to drive the blade by driving some water turbines 211
Rotate and the kinetic energy of river is converted into mechanical energy, and then there is generating set 21 to change into electric energy.
Each preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill of this area
Personnel make many modifications and variations without creative work can according to design of the present utility model.Therefore, all this technologies
Technical staff passes through logic analysis, reasoning or limited on the basis of existing technology according to design of the present utility model in field
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of intermediate flow rivers rip current type hydroelectric power system, have one to be fixedly arranged on the fluviatic key dam of the intermediate flow
Body, it is some can be penetrated with the key dam body be used for the kinetic energy for the river for flowing into the hydroelectric power system is converted into electric energy
Angularly disposed totally enclosed type exhalant canal, it is characterised in that be sequentially provided with some be used for from top to down in the key dam body
Flow into the totally enclosed type center-aisle of the intermediate flow river, the center-aisle can simultaneously with the intermediate flow river
River, some exhalant canal insertions；Some rivers for the exhalant canal will to be flowed into are installed with the exhalant canal
Water water can be converted into the continuous generating set of electric energy.
2. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 1, it is characterised in that the center-aisle
A wet season that can be penetrated with the exhalant canal including being sequentially provided with from top to down in the key dam body uses totally-enclosed
Formula wet season center-aisle, a center-aisle and one used with the totally enclosed type reclaimed water phase that can be penetrated with the exhalant canal can
The center-aisle used with the totally enclosed type dry season of exhalant canal insertion.
3. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 2, it is characterised in that in the wet season
Between be equipped with two column valves, the cylindrical valve in passage, the reclaimed water phase center-aisle and the dry season center-aisle
Door is used to control the intermediate flow river flowed into open and close；The wet season center-aisle, the reclaimed water phase center-aisle
With the dry season center-aisle respective totally enclosed type state is realized via the column valve.
4. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 1, it is characterised in that the continuous generating
Unit has the continuous generating set of some water turbines being uniformly distributed in the exhalant canal, the water turbine
Driven via the elevation water storage for flowing into the exhalant canal and produce mechanical energy, and then by mechanical energy caused by the water turbine
It is converted into electric energy.
5. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 4, it is characterised in that the continuous generating
Some water turbine peripheries of unit are provided with a totally enclosed type water channel in the exhalant canal.
6. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 5, it is characterised in that the water channel is corresponding
A continuous water conservancy diversion of current for being used to that the water channel will to be flowed into, which is equipped with, in some water turbine both sides forms high-velocity flow
Reflex arc unit, reduce the inverse gesture of current, improve waterpower utilization rate.
7. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 1, it is characterised in that the exhalant canal
One end fixed one away from the key dam body be located at below the intermediate flow rivers water surface for maintaining the exhalant canal
Buffering area away from key dam body one end service life.
8. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 7, it is characterised in that the buffering area tool
There is one to flow directly into the first buffer cell of the current for flowing through turbine, one for flowing into via first buffer unit buffers
Overboard hole, one be integrally formed with first buffer cell and with the buffer cell of L-shaped second of the overboard hole insertion
It is used to flow out the delivery port via second buffer unit buffers with one.
9. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 1, it is characterised in that the exhalant canal
Outer surface is installed with one and is used for the vavuum pump of the center-aisle and the exhalant canal vacuum state, in described
The intermediate flow river sucked into institute Deng pressure difference in the hydraulic pressure of flow river and the center-aisle, the exhalant canal
State hydroelectric power system and carry out hydroelectric generation.
10. intermediate flow rivers rip current type hydroelectric power system as claimed in claim 1, it is characterised in that the water outlet is led to
Road is the exhalant canal that horizontal tilt angle is 35 degree~55 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720318314.5U CN207047804U (en) | 2017-03-29 | 2017-03-29 | Intermediate flow rivers rip current type hydroelectric power system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720318314.5U CN207047804U (en) | 2017-03-29 | 2017-03-29 | Intermediate flow rivers rip current type hydroelectric power system |
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| CN207047804U true CN207047804U (en) | 2018-02-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116717415A (en) * | 2023-07-11 | 2023-09-08 | 江苏大学 | Hydroelectric generation device utilizing water kinetic energy step by step |
-
2017
- 2017-03-29 CN CN201720318314.5U patent/CN207047804U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116717415A (en) * | 2023-07-11 | 2023-09-08 | 江苏大学 | Hydroelectric generation device utilizing water kinetic energy step by step |
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