WO2011051421A2 - Wasserkraftanlage - Google Patents
Wasserkraftanlage Download PDFInfo
- Publication number
- WO2011051421A2 WO2011051421A2 PCT/EP2010/066422 EP2010066422W WO2011051421A2 WO 2011051421 A2 WO2011051421 A2 WO 2011051421A2 EP 2010066422 W EP2010066422 W EP 2010066422W WO 2011051421 A2 WO2011051421 A2 WO 2011051421A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- turbine
- hydropower plant
- blades
- channel
- water
- Prior art date
Links
Classifications
-
- 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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/02—Machines or engines of reaction type; Parts or details peculiar thereto with radial flow at high-pressure side and axial flow at low-pressure side of rotors, e.g. Francis turbines
-
- 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
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/002—Injecting air or other fluid
-
- 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
- F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2250/00—Geometry
- F05B2250/20—Geometry three-dimensional
- F05B2250/23—Geometry three-dimensional prismatic
- F05B2250/231—Geometry three-dimensional prismatic cylindrical
-
- 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
Definitions
- the invention relates to a hydropower plant having at least one turbine, with a particular cylindrical impeller with a plurality of evenly distributed over the circumference blades, wherein the axis of rotation of the impeller is arranged substantially vertically, and wherein the impeller of flowing between a rotary pool of an inflow channel to a drainage channel water is flowed through, wherein the impeller has a, preferably with a turbine shaft rotatably connected, end-side cover plate, wherein the blades are attached only on one side in the axial direction of the cover plate.
- Kaplan, Francis and congestiveturbinen (Ossberg turbine) are used in run-of-the-mill power plants in a known manner.
- fish ladders are usually built in the form of small meandering brooks for the ecological continuity.
- the angle of attack of the blades, the angle of attack of the blades of the distributor and the turbine speed can be changed in order to obtain a high efficiency in part-load operation.
- the angle of attack of the blade of the distributor and the speed of the turbine can be adapted for an optimal part-load operation.
- a throughflow turbine with turbine cells is known, for example, from EP 0 133 306 B1.
- WO 2004/061295 A2 describes a hydroelectric power plant with a centrally located in the center in the region of the outlet opening of the rotation basin of a gravitational water vortex turbine.
- the impeller of this turbine dives very deeply into different speed ranges of the gravitational water vortex and is not well suited to handle varying flow rates without significant fluctuations in the headwater level.
- WO 2009/009350 A describes a roller-shaped impeller of a hydropower plant with several blades distributed uniformly over the circumference and a vertical axis of rotation.
- the impeller has a frictionally connected to a turbine shaft deflection pulley, wherein the blades of the impeller extend on one side in the axial direction of the deflection plate and are fixed thereto.
- the baffle is concave curved and arranged in an exit region of the impeller.
- an impeller with a vertical axis of rotation of a hydropower plant which has a plurality of uniformly distributed over the circumference blades.
- a disc connected to the turbine shaft is arranged, wherein the blades extend only on one side in the axial direction of the disc and are fixed thereto.
- a water turbine with an impeller which is driven by a generated water vortex.
- the impeller has a cover plate connected to the rotor blades, wherein the cover disk designed as a floating body is arranged at least partially below the water level.
- the object of the invention is to work in the simplest possible way different amounts of water with uniformly good efficiency for energy production, without using expensive control devices.
- the cover plate is arranged substantially above the highest water level in the area of the turbine inlet during operation of the hydropower plant and / or has at least one air supply opening.
- the hydropower plant according to the invention makes it possible to achieve a similar flow characteristic as in controlled turbines without the use of flow control systems for the turbine. In addition, the maintenance and downtime over the life of the hydropower plant can be minimized.
- the turbine runner has a substantially cylindrical geometry. In order to enable a simple production, the blades may have only a two-dimensionally curved shape.
- a particularly good efficiency at different upper water levels is achieved when the blades extend substantially at least over the entire depth of the upper water, preferably directly to the bottom of the rotary tank.
- the height of the impeller extends substantially between the minimum underwater level and the maximum surface water level allows optimal use of different drop heights and flow rates, and even operation at high tide.
- a particularly simple production is made possible when the blades are inserted into end-side recesses, wherein preferably the recesses are shaped according to the blade profile.
- the blades - viewed in plan view - are arranged annularly and the inner edges of the blades open a downwardly open and closed up through the cover plate cavity. This allows an unobstructed water drainage to the spillway.
- a particularly low-loss outflow into the drainage channel can be achieved if a flow element with concavely curved Strömungsumsch lake is arranged at least in the region of the bottom of the drainage channel below the cavity, which are shaped to divert horizontally from the impeller axially exiting water.
- the rotor blades are exposed to the extended axis of rotation.
- the generator is arranged above the cover plate.
- a particularly compact design can be achieved if a permanent magnet-excited disc generator integrated in the cover plate or with this directly is bound, preferably being rotatably connected to the impeller with rotating permanent magnets with the cover plate and at least one stationary bobbin is arranged between axially spaced apart permanent magnets.
- a generator is arranged, wherein the blades of the impeller are exposed to the generator to provide a sufficiently large flow area for the exiting the turbine water.
- the Strömungsumschelement can be arranged.
- At least one riser channel with an underwater-side opening and an upper-water-side opening is arranged between the rotary basin and the outflow channel, preferably the upstream-side opening of the riser channel at a point remote from the flow and / or the underwater-side opening at a flow-facing one Place in the arranged.
- each ascending channel is guided against the direction of rotation of the gravitational water vortex through the bottom of the rotation basin into the underwater, there is only a small outflow of water with relatively low flow velocities in the ascent channel, whereby microorganisms and fish can easily migrate from the underwater into the upper water and vice versa.
- Fig. 1 shows a turbine of a hydropower plant according to the invention in one
- FIG. 2 shows this turbine at a low upper water level
- Fig. 3 shows this turbine at high water level
- Fig. 5 is a partial view of the hydropower plant according to the invention in one
- Tilt shows the hydropower plant according to the invention in a first embodiment in a longitudinal section along the line VI-VI in FIG. 7;
- Fig. 7 shows the hydropower plant according to the invention in a section along the line VII-VII in FIG. 6;
- Fig. 8 shows a hydroelectric plant according to the invention in longitudinal section in a second embodiment.
- FIG. 1 shows a turbine 41 of the hydropower plant 40 with a substantially cylindrical impeller 42 with blades 4 made, for example, of rolled or bent sheet steel, whose blade height 1 extends from the low low water level in the outflow channel 26 to the highest high water level 3 in the inflow channel 25.
- the blades 4 are at their upper ends on the underside of a cover plate 5, which is connected in the middle non-positively connected to a vertical turbine shaft 6, wherein they can be inserted and fixed in example formed by slots or grooves recesses 7 of the cover plate 5.
- the cover plate 5 may be made of laminated wood, metal or plastic.
- the impeller 42 of the turbine 41 is arranged in the center of the gravitational water vortex 8 above the outflow opening 9.
- rising upper water level increases in Fig. 2 drawn height 11 of the water-wetted shell surface of the cylindrical turbine 41, which engages in the central spiral flow region of the gravitational water vortex 8, to the height 12 in FIG. 3.
- more water is passed from the turbine 41 through the drain opening 9 into the drainage channel 26, which counteracts a further rise of the upper water level 3 with increasing water flow rate.
- the surface water level will decrease only slightly.
- FIG. 5 shows a turbine 41 with a cylindrical impeller 42 together with the bottom 18 of the rotating bowl 24 of the hydropower plant 40 forming an inlet spiral for the turbine 41.
- Rising passages 21 emerge from the edge region of the rotary bowl 24, the riser passages 21 being opposite to the direction of rotation 20 of the gravitational vortex 8 Floor 18 of the rotary tank 20 are passed.
- the ascent channels 21 lead to the drainage channel 26, wherein the underwater side openings 39 may be arranged in the region of the bottom 34 of the drainage channel 26.
- the upper-water-side openings 38 are preferably arranged on a side facing away from the flow and the underwater-side openings 39 preferably on a flow-facing of the ascent channel 21, as shown in FIG. 7 is shown.
- the water power plant 40 is introduced tangentially into the rotary tank 24 through the inflow channel 25 flowing water 30 after flowing through a Gro réelles 35.
- a gravitational water vortex 8 forms with the direction of rotation 20.
- the water of the gravitational vortex 8 hits when entering the turbine 41 on the blades 4.
- the blades 4 have a blade height 1, at least from the highest flood level 3 in the inflow channel 25 in the turbine 41 adjusting, vortex reduced, water level 43 directly before the turbine inlet 46 extends to or below the lowest low-water level 2 in the drainage channel 26.
- the lower edges 4a of the blades 4 are thus in the region of or below the lowest low water level 2 in the drainage channel 26.
- At the highest high water level 3 in the inlet channel 25 and lowest low water level 2 in the drainage channel 26 may be, for example, 5-year-old, 10-year-old, 20- year-old, 50-year-old or similar events act.
- the rotor blades 4 extend to just above the bottom 18 of the rotary tank 24, wherein the bottom 18 of the rotary tank 24 and thus the lower edges 4a of the blades 4 below the lowest low water level 2 in the drainage channel 26 is arranged.
- the blade height 1 is substantially greater than the blade depth measured in the radial direction 28.
- the blades 4 are not guided to the axis of rotation 44, whereby between the inner edges 4b of opposite blades 4 under the cover plate 5, on which the blades 4 are fixed, one with air fulfilled hollow Spaces 45 formed, in which the water can flow freely through the blades 4 through.
- the cover disk 5 In order to allow unimpeded inflow, the cover disk 5 should be arranged above the water level 43 which adjusts itself in the region of the turbine inlet 46 at the highest high water level 3. In order to prevent the gravitational water vortex 8 from being torn off, at least one air supply opening 48 can optionally also be arranged in the cover disk 5 in order to allow ventilation of the cavity 45.
- the water flows in the cavity 45 down and on through the drain opening 9 of the bottom 18 of the rotary tank 24 and is passed through the concave flow guide surfaces 27 a having flow element 27 with only slight deflection losses in the drainage channel 26, in which it as the outflowing water 31, the hydropower plant 40 leaves.
- the turbine 41 can easily be operated at fluctuating water levels, ie both at the highest high water level 3 or lowest low water level 32 in the inflow channel 25, and at the highest flood level 33 or lowest low water level 2 in the outflow channel 26.
- rise channels 21 which are guided in opposite direction to the direction of rotation 20 of the gravitational water vortex 8 from the rotary tank 24 through the bottom 18 through to the bottom 47 of the drainage channel 26, fish and microorganisms can the hydropower plant 40 at only a relatively low flow rate 19 in the ascent channels 21 in both directions on the outlined path 29 safely pass.
- Fig. 8 shows another embodiment of the hydropower plant 40 in which the generator 22 is mounted on the flow element 27 in the cavity 45 between opposing rotor blades 4, the generator 22 being driven from above via the turbine shaft 6 rotatably connected to the cover disk 5. Again, the blades 4 are rigidly attached to the cover plate 5.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Turbines (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112010004236.5T DE112010004236B4 (de) | 2009-11-02 | 2010-10-29 | Wasserkraftanlage |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT17262009 | 2009-11-02 | ||
ATA1726/2009 | 2009-11-02 | ||
ATA306/2010A AT508961B1 (de) | 2009-11-02 | 2010-02-26 | Wasserkraftanlage |
ATA306/2010 | 2010-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2011051421A2 true WO2011051421A2 (de) | 2011-05-05 |
WO2011051421A3 WO2011051421A3 (de) | 2011-12-22 |
Family
ID=43922675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/066422 WO2011051421A2 (de) | 2009-11-02 | 2010-10-29 | Wasserkraftanlage |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT508961B1 (de) |
DE (1) | DE112010004236B4 (de) |
WO (1) | WO2011051421A2 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013093727A2 (de) | 2011-12-23 | 2013-06-27 | Ingenieurbüro Arnet Gmbh | Kleinwasserkraftwerk |
WO2015017881A1 (en) * | 2013-08-05 | 2015-02-12 | Kouris Paul Steven | An assembly for generating electricity |
EP2918727A1 (de) * | 2014-03-11 | 2015-09-16 | Franz Seidl & Sohn GesmbH | Baukörper, insbesondere aus Fertigteilen, für ein Kleinkraftwerk |
DE102020131271A1 (de) | 2020-11-25 | 2022-05-25 | Daniela Neldner | Wasserkraftturbine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012100399A1 (de) | 2012-01-18 | 2013-07-18 | Patrick Bletry | Turbine in einem Wasserwirbelbecken mit einem Horizontalwasserwirbel |
CH714298B1 (de) | 2017-11-03 | 2024-05-15 | Arif Khan | Kleinwasserkraftwerk. |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0133306B1 (de) | 1983-07-29 | 1986-10-15 | Ossberger-Turbinenfabrik Gmbh & Co. | Laufrad für eine Durchströmturbine |
DE4314820A1 (de) | 1993-04-30 | 1994-11-03 | Gerhard Lauermann | Wasserturbine, getrieben mit wenig Druck |
US6565321B1 (en) | 1999-05-21 | 2003-05-20 | Vortex Holding Company | Vortex attractor |
WO2004061295A2 (de) | 2003-01-03 | 2004-07-22 | Zotloeterer Franz | Wasserkraftwerk |
AT505243A1 (de) | 2007-05-18 | 2008-12-15 | Franz Dipl Ing Zotloeterer | Wasserkraftwerk |
WO2009009350A2 (en) | 2007-07-09 | 2009-01-15 | Nail Jasper M | Flow stream momentum conversion device power rotor |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE376092C (de) * | 1923-05-23 | Harvey Birchard Taylor | Turbinenanlage mit Kanaelen aus Mauerwerk oder Beton | |
GB202939A (en) * | 1922-04-27 | 1923-08-27 | English Electric Co Ltd | Improvements in and relating to hydraulic turbines |
GB218709A (en) * | 1923-03-13 | 1924-07-14 | Lewis Ferry Moody | Hydraulic turbine |
EP0215990A1 (de) * | 1985-08-30 | 1987-04-01 | Franc Lasgoute | Kleinstturbine |
AT413579B (de) * | 2003-11-18 | 2006-04-15 | Franz Dipl Ing Zotloeterer | Wasserkraftwerk |
-
2010
- 2010-02-26 AT ATA306/2010A patent/AT508961B1/de not_active IP Right Cessation
- 2010-10-29 DE DE112010004236.5T patent/DE112010004236B4/de not_active Expired - Fee Related
- 2010-10-29 WO PCT/EP2010/066422 patent/WO2011051421A2/de active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0133306B1 (de) | 1983-07-29 | 1986-10-15 | Ossberger-Turbinenfabrik Gmbh & Co. | Laufrad für eine Durchströmturbine |
DE4314820A1 (de) | 1993-04-30 | 1994-11-03 | Gerhard Lauermann | Wasserturbine, getrieben mit wenig Druck |
US6565321B1 (en) | 1999-05-21 | 2003-05-20 | Vortex Holding Company | Vortex attractor |
WO2004061295A2 (de) | 2003-01-03 | 2004-07-22 | Zotloeterer Franz | Wasserkraftwerk |
AT505243A1 (de) | 2007-05-18 | 2008-12-15 | Franz Dipl Ing Zotloeterer | Wasserkraftwerk |
WO2009009350A2 (en) | 2007-07-09 | 2009-01-15 | Nail Jasper M | Flow stream momentum conversion device power rotor |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013093727A2 (de) | 2011-12-23 | 2013-06-27 | Ingenieurbüro Arnet Gmbh | Kleinwasserkraftwerk |
WO2015017881A1 (en) * | 2013-08-05 | 2015-02-12 | Kouris Paul Steven | An assembly for generating electricity |
CN105452646A (zh) * | 2013-08-05 | 2016-03-30 | P·S·库里斯 | 用于发电的组件 |
AU2014305639B2 (en) * | 2013-08-05 | 2018-03-22 | Paul Steven Kouris | An assembly for generating electricity |
TWI668367B (zh) * | 2013-08-05 | 2019-08-11 | 保羅S 科瑞斯 | 用以產生電力之總成 |
RU2699838C2 (ru) * | 2013-08-05 | 2019-09-11 | Пол Стивен КОУРИС | Устройство для генерирования электроэнергии и система для генерирования электроэнергии |
US10648446B2 (en) | 2013-08-05 | 2020-05-12 | Paul Steven Kouris | Assembly for generating electricity |
EP2918727A1 (de) * | 2014-03-11 | 2015-09-16 | Franz Seidl & Sohn GesmbH | Baukörper, insbesondere aus Fertigteilen, für ein Kleinkraftwerk |
DE102020131271A1 (de) | 2020-11-25 | 2022-05-25 | Daniela Neldner | Wasserkraftturbine |
Also Published As
Publication number | Publication date |
---|---|
DE112010004236B4 (de) | 2015-01-22 |
WO2011051421A3 (de) | 2011-12-22 |
DE112010004236A5 (de) | 2012-10-18 |
AT508961B1 (de) | 2012-12-15 |
AT508961A1 (de) | 2011-05-15 |
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