CN215408972U - Hydroelectric generation device driven by river running water - Google Patents
Hydroelectric generation device driven by river running water Download PDFInfo
- Publication number
- CN215408972U CN215408972U CN202122140490.3U CN202122140490U CN215408972U CN 215408972 U CN215408972 U CN 215408972U CN 202122140490 U CN202122140490 U CN 202122140490U CN 215408972 U CN215408972 U CN 215408972U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- column
- upright post
- driven
- chain wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a hydroelectric generation device driven by river running water, and mainly relates to the technical field of hydroelectric generation. Comprises a base, a vertical column, a column sleeve, a transmission device and a generator; the upright post is arranged on the base, and the post sleeve is rotationally connected outside the upright post; the upright post is a seamless steel tube and serves as a vertical fixed shaft, and the post sleeve rotates around the upright post as a shaft. The column sleeve is externally provided with an arc-shaped blade, and one side of the upstream surface of the arc-shaped blade is pulled by a pulling device. And bearing assemblies are arranged between the bottom side of the upright post and the bottom of the post sleeve and between the top side of the upright post and the top of the post sleeve. The invention has the beneficial effects that: the device is not influenced by the fluctuation of the water level of river water when being applied to power generation, has stable power generation, continuous and uninterrupted power generation, simple structure and low cost, and can be installed and used mostly when the river reach of forty thousand kilometers in China. The large-scale application has great significance for realizing national purposes of optimizing energy structure, reducing emission and 'carbon peak reaching and carbon neutralization'.
Description
Technical Field
The invention relates to the technical field of hydroelectric power generation, in particular to a hydroelectric power generation device driven by river running water.
Background
In addition, most of the traditional hydroelectric power stations in China are large and extra-large hydroelectric power stations, and a river blocking dam is cast on a river under the geographical condition that the flowing water potential energy is very superior to form a high-level water storage lake, and a gate is arranged at the bottom of the high-level water storage lake. River water is sprayed onto blades of the water turbine at high pressure to drive the water turbine to rotate at high speed to drive the generator to generate electricity. The large-scale and super-huge hydropower stations have strict requirements on geographical conditions, large investment and long construction period, so the construction quantity is limited.
A hydroelectric power generation facility is built on a river section with gentle water flow, and is not found at home and abroad at present.
Disclosure of Invention
The invention aims to provide a hydroelectric generation device driven by river running water, which is not influenced by the fluctuation of the water level of river water during power generation, has stable and continuous power generation, simple structure and low cost, and can be installed and used mostly in China with a river reach of forty thousand kilometers. The large-scale application has great significance for realizing national purposes of optimizing energy structure, reducing emission and 'carbon peak reaching and carbon neutralization'.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a hydroelectric generation device driven by river running water comprises a base, a stand column, a column sleeve, a transmission device and a generator; the upright post is arranged on the base, and the post sleeve is rotationally connected outside the upright post; the upright post is a seamless steel tube and serves as a vertical fixed shaft, and the post sleeve rotates around the upright post as a shaft.
An arc-shaped blade is arranged outside the column sleeve, and one side of the arc-shaped blade facing the water surface is pulled by a pulling device; the traction device can improve the stress state of the arc-shaped blade by pulling the arc-shaped blade, so that the root part of the arc-shaped blade connected with the column sleeve is prevented from being subjected to large torque, and the service life of the arc-shaped blade is prolonged. Through the design, the arc-shaped blade can be designed to be thinner on the premise of ensuring the service life, the dead weight of the arc-shaped blade is reduced, and raw materials are saved.
The generator is arranged above the upright post, and the rotation of the post sleeve drives the rotation of the input shaft of the generator through the transmission device.
For the specific structure of the pulling device: the traction device is a traction rod, one end of the traction rod is fixed with the tail end of the outer side of the arc-shaped blade, and the other end of the traction rod is tensioned and fixed on the column sleeve. In order to ensure the drawing effect, each arc-shaped blade is drawn by a plurality of drawing rods.
And bearing assemblies are arranged between the bottom side of the upright post and the bottom of the post sleeve and between the top side of the upright post and the top of the post sleeve. The friction force of the column sleeve rotating along the upright column is reduced by the arrangement of the bearing assembly, so that the rotation is more flexible and stable.
For the specific structure of the bearing assembly: the bearing assembly comprises a ball inner rest, steel balls and a ball bowl, and the steel balls are positioned between the ball bowl and the ball inner rest;
bearing assembly between stand bottom side and the column jacket bottom:
the ball inner rest is positioned at the bottom side of the upright post, and the ball bowl is positioned at the bottom of the post sleeve;
bearing assembly between stand top side and column jacket top:
the ball is positioned at the top side of the upright post; the ball bowl is positioned at the top of the column sleeve.
For the specific structure of the column jacket: the column sleeve comprises a bottom sleeve column, a middle connecting plate and a top sleeve column; the tops and the bottoms of the middle connecting plates are respectively connected with the top sleeve columns and the bottom sleeve columns; the top of the top sleeve column and the bottom of the bottom sleeve column are detachably provided with ball bowls in a sleeve joint mode; the arc-shaped blades are arranged on the middle connecting plate.
The lower ball inner part is arranged at the bottom side of the upright post in a threaded connection mode, and the bottom side of the upright post is also in threaded connection with the upper sleeve part of the base;
the upper portion is arranged on the top side of the upright post in a threaded connection mode, and the top side of the upright post is further in threaded connection with the lower sleeve part of the top seat.
The transmission device is a chain transmission device, and the chain transmission device comprises a driving large chain wheel, a first driven small chain wheel, a driven large chain wheel and a second driven small chain wheel; the driving large chain wheel is arranged on the outer side of the top of the column sleeve; a generator is arranged on one side of the top seat, a bearing with a seat is arranged on the other side of the top seat, and a transmission shaft is arranged on the bearing with the seat; the first driven small chain wheel is arranged below the transmission shaft, and the driven large chain wheel is arranged above the transmission shaft; the second driven small chain wheel is arranged on the input shaft of the generator; the driving large chain wheel is in transmission connection with the first driven small chain wheel through a first chain, and the driven large chain wheel is in transmission connection with the second driven small chain wheel through a second chain. The generator is characterized in that a motor fixing seat plate is arranged on one side of the top seat, a bearing seat fixing seat plate is arranged on the other side of the top seat, the generator is fixed on the motor fixing seat plate, and the bearing with the seat is fixed on the bearing seat fixing seat plate.
The bottom of the arc-shaped blade is provided with an annular buoyancy tank which is supported by the annular buoyancy tank; the inner side of the annular buoyancy tank is fixed on the bottom sleeve column. The buoyancy of annular flotation tank equals approximately to the column jacket and the weight of annular flotation tank, makes whole mechanism assembly that can rotate be in nearly suspended state to reduce the running resistance, the annular design resistance of annular flotation tank itself is also very little.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is a small-sized hydroelectric power generation device and can be used in a river section with smooth water flow. The water flow pushes the arc-shaped blade to rotate so as to drive the chain transmission mechanism on the column sleeve to rotate, and the chain transmission mechanism is used for increasing the speed and driving the generator to generate electricity. The generator adopts a permanent magnet direct drive generator, and can generate power when the rotating speed is 50 to 500 revolutions per minute. The flow velocity of the river is gentle, so that the rotating speed of the generator can meet the requirement of the permanent magnet direct drive generator on the generating rotating speed through the speed-increasing chain transmission mechanism, and the purpose of stable and continuous power generation is realized.
And the device is not influenced by the fluctuation of the water level of river water when being applied to power generation, has stable power generation, continuous and uninterrupted power generation, simple structure and low cost, has a river reach of forty thousand kilometers in China, and can be mostly installed and used. The large-scale application has great significance for realizing national purposes of optimizing energy structure, reducing emission and 'carbon peak reaching and carbon neutralization'.
2. The bearing assembly used by the device is actually a non-standard similar bearing part, so the structure is used, firstly, the large standard bearing is not available at all, secondly, if the standard bearing is adopted, the weight is large, the price is high, and the rotating speed of the column sleeve of the device is low, so the device is not worth using. The bearing assembly used by the two devices is a steel ball runway, can bear radial force and axial force, has light weight, low manufacturing cost, easy processing and large size randomness, and is suitable for low-speed operation.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of the invention with the annular buoyancy tanks removed.
Fig. 3 is a schematic view of the base structure of the present invention.
FIG. 4 is a schematic view of the jacket structure of the present invention.
Figure 5 is a cross-sectional view of the present invention.
Fig. 6 is an enlarged view of the portion I of fig. 5 according to the present invention.
FIG. 7 is an enlarged view of section II of FIG. 5 in accordance with the present invention.
Fig. 8 is a diagram of the state of the invention in use in a river.
Reference numerals shown in the drawings:
1. a base; 2. a column; 3. a column sleeve; 4. a generator; 5. an arc-shaped blade; 6. a traction rod; 7. a bearing assembly; 8. the ball is leaned inside; 9. a steel ball; 10. a ball bowl; 11. sleeving a column at the bottom; 12. a middle connecting plate; 13. Sleeving a column at the top; 14. an upper sleeve portion; 15. a top seat; 16. a lower casing portion; 17. a driving large chain wheel; 18. a first driven small sprocket; 19. a driven large sprocket; 20. a second driven small sprocket; 21. a pedestal bearing; 22. a drive shaft; 23. a first chain; 24. a second chain; 25. the motor fixing seat plate; 26. the bearing seat fixes the seat plate; 27. an annular buoyancy tank.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The invention relates to a hydroelectric generation device driven by river running water, which comprises a main body structure, a base 1, an upright post 2, a post sleeve 3, a transmission device and a generator 4; the upright post 2 is arranged on the base 1, and the post sleeve 3 is rotatably connected outside the upright post 2; the upright 2 is a seamless steel tube and serves as a standing fixed shaft around which the column jacket 3 rotates. When the river channel foundation is used, the base 1 is connected with a concrete foundation beside a river channel through foundation bolts.
An arc-shaped blade 5 is arranged outside the column sleeve 3, and one side of the arc-shaped blade 5 facing the water surface is pulled by a pulling device; the traction device can improve the stress state of the arc-shaped blade 5 by pulling the arc-shaped blade 5, prevent the root part of the arc-shaped blade 5 connected with the column sleeve 3 from being subjected to large torque, and prolong the service life of the arc-shaped blade 5. Through this design also can make arc blade 5 design thinner under the prerequisite of guaranteeing life, reduce arc blade 5 dead weight, save raw and other materials. For the specific structure of the pulling device: the traction device is a traction rod 6, one end of the traction rod 6 is fixed with the tail end of the outer side of the arc-shaped blade 5, and the other end of the traction rod 6 is tensioned and fixed on the column sleeve 3. In order to ensure the pulling effect, each of the arc-shaped blades 5 is pulled by a plurality of pulling rods 6.
And bearing assemblies 7 are arranged between the bottom side of the upright column 2 and the bottom of the column sleeve 3 and between the top side of the upright column 2 and the top of the column sleeve 3. The friction force of the column sleeve 3 rotating along the upright column 2 is reduced by the arrangement of the bearing assembly 7, so that the rotation is more flexible and stable.
For the specific structure of the bearing assembly 7: the bearing assembly 7 comprises a ball inner rest 8, a steel ball 9 and a ball bowl 10, and the steel balls 9 are located between the ball bowl 10 and the ball inner rest 8. A bearing assembly 7 between the bottom side of the upright post 2 and the bottom of the post sleeve 3, wherein the ball inner rest 8 is positioned at the bottom side of the upright post 2, and the ball bowl 10 is positioned at the bottom of the post sleeve 3; a bearing assembly 7 between the top side of the upright post 2 and the top of the post sleeve 3, wherein the ball inner rest 8 is positioned at the top side of the upright post 2; the ball bowl 10 is positioned on the top of the column sleeve 3. The bearing assembly 7 used by the device is actually a non-standard similar bearing piece, so the structure is used, firstly, the large standard bearing is not available at all, secondly, if the standard bearing is adopted, the weight is large, the price is high, and the rotating speed of the column sleeve 3 of the device is low, so the device is not worth using. The bearing assembly 7 used by the device is a steel ball runway, can bear radial force and axial force, has light weight, low manufacturing cost, easy processing and large size randomness, and is suitable for low-speed operation.
8. For the specific structure of the jacket 3: the column sleeve 3 comprises a bottom sleeve column 11, a middle connecting plate 12 and a top sleeve column 13; the tops and the bottoms of the middle connecting plates 12 are respectively connected with a top sleeve column 13 and a bottom sleeve column 11; the top of the top sleeve column 13 and the bottom of the bottom sleeve column 11 are detachably provided with a ball bowl 10 in a sleeve connection mode; the arc-shaped blades 5 are arranged on the middle connecting plate 12. The lower ball inner rest 8 is arranged at the bottom side of the upright post 2 in a threaded connection mode, and the bottom side of the upright post 2 is also in threaded connection with an upper sleeve part 14 of the base 1; the upper ball inner rest 8 is arranged on the top side of the upright post 2 in a threaded connection mode, and the top side of the upright post 2 is also in threaded connection with a lower sleeve part 16 of the top seat 15. By adopting the structure, a section of tubular blank at the position of the middle connecting plate 12 can be omitted, the bottom sleeve column 11, the middle connecting plate 12 and the top sleeve column 13 are fixedly welded, and the middle connecting plate 12 is detachably connected with the arc-shaped blade 5, so that the processing, the transportation and the storage are convenient.
The generator 4 is arranged above the upright post 2, and the rotation of the post sleeve 3 drives the rotation of the input shaft of the generator 4 through a transmission device. The transmission device is a chain transmission device which comprises a driving large chain wheel 17, a first driven small chain wheel 18, a driven large chain wheel 19 and a second driven small chain wheel 20; the driving large chain wheel 17 is arranged on the outer side of the top of the column sleeve 3; a generator 4 is arranged on one side of the top seat 15, a bearing 21 with a seat is arranged on the other side of the top seat 15, and a transmission shaft 22 is arranged on the bearing 21 with the seat; the first driven small chain wheel 18 is arranged below the transmission shaft 22, and the driven large chain wheel 19 is arranged above the transmission shaft 22; the second driven small chain wheel 20 is arranged on the input shaft of the generator 4; the driving large chain wheel 17 is in transmission connection with the first driven small chain wheel 18 through a first chain 23, and the driven large chain wheel 19 is in transmission connection with the second driven small chain wheel 20 through a second chain 24. The generator top seat is characterized in that a motor fixing seat plate 25 is arranged on one side of the top seat 15, a bearing seat fixing seat plate 26 is arranged on the other side of the top seat 15, the generator 4 is fixed on the motor fixing seat plate 25, and the bearing 21 with the seat is fixed on the bearing seat fixing seat plate 26. As shown in the attached drawings of the specification, the chain transmission mechanism is used for increasing the speed and driving the generator 4 to generate electricity. The generator 4 adopts a permanent magnet direct drive generator 4, and the power can be generated when the rotating speed is 50 to 500 revolutions per minute. The flow velocity of the river is gentle, so that the rotating speed of the generator 4 reaches the requirement of the permanent magnet direct drive generator 4 on the generating rotating speed through the speed-increasing chain transmission mechanism, and the purpose of stable and continuous power generation is realized.
The bottom of the arc-shaped blade 5 is provided with an annular buoyancy tank 27 which is supported by the annular buoyancy tank 27; the inner side of the annular buoyancy tank 27 is fixed on the bottom casing column 11. The buoyancy of the annular buoyancy tank 27 is approximately equal to the weight of the column jacket 3 plus the annular buoyancy tank 27, so that the whole rotatable mechanism assembly is in an approximately suspended state, thereby reducing the running resistance and the annular design resistance of the annular buoyancy tank 27 itself.
The device can be set into various large, medium and small models according to actual requirements to form series products.
In addition, a rain cover can be arranged at the top of the device and used for protecting the device in rainy and snowy weather.
In summary, the following steps:
the device is a small-sized hydroelectric power generation device and can be used in a river section with smooth water flow. The water flow pushes the arc-shaped blades 5 to rotate so as to drive the chain transmission mechanism on the column sleeve 3 to rotate, and the chain transmission mechanism is used for increasing the speed and driving the generator 4 to generate electricity. The generator 4 adopts a permanent magnet direct drive generator 4, and the power can be generated when the rotating speed is 50 to 500 revolutions per minute. The flow velocity of the river is gentle, so that the rotating speed of the generator 4 reaches the requirement of the permanent magnet direct drive generator 4 on the generating rotating speed through the speed-increasing chain transmission mechanism, and the purpose of stable and continuous power generation is realized. And the device is not influenced by the fluctuation of the water level of river water when being applied to power generation, has stable power generation, continuous and uninterrupted power generation, simple structure and low cost, has a river reach of forty thousand kilometers in China, and can be mostly installed and used. The large-scale application has great significance for realizing national purposes of optimizing energy structure, reducing emission and 'carbon peak reaching and carbon neutralization'.
Claims (10)
1. A hydroelectric generation device driven by river running water is characterized in that: comprises a base (1), a column (2), a column sleeve (3), a transmission device and a generator (4);
the upright post (2) is arranged on the base (1), and the post sleeve (3) is rotatably connected outside the upright post (2);
an arc-shaped blade (5) is arranged outside the column sleeve (3), and one side of the upstream surface of the arc-shaped blade (5) is pulled by a pulling device;
the generator (4) is arranged above the upright post (2), and the rotation of the post sleeve (3) drives the rotation of the input shaft of the generator (4) through a transmission device.
2. The hydroelectric power generation device driven by river running water according to claim 1, wherein: the traction device is a traction rod (6), one end of the traction rod (6) is fixed with the tail end of the outer side of the arc-shaped blade (5), and the other end of the traction rod (6) is tensioned and fixed on the column sleeve (3).
3. The hydroelectric power generation device driven by river running water according to claim 2, wherein: each arc-shaped blade (5) is pulled through a plurality of pulling rods (6).
4. A river water driven hydroelectric power generation device according to any one of claims 1 to 3, wherein: and bearing assemblies (7) are arranged between the bottom side of the upright column (2) and the bottom of the column sleeve (3) and between the top side of the upright column (2) and the top of the column sleeve (3).
5. The hydroelectric power generation device driven by river running water according to claim 4, wherein: the bearing assembly (7) comprises a ball inner rest (8), steel balls (9) and a ball bowl (10), and the steel balls (9) are positioned between the ball bowl (10) and the ball inner rest (8);
bearing assembly (7) between stand (2) bottom side and column jacket (3) bottom:
the ball inner rest (8) is positioned at the bottom side of the upright post (2), and the ball bowl (10) is positioned at the bottom of the post sleeve (3);
bearing assembly (7) between stand (2) top side and column jacket (3) top:
the ball inner rest (8) is positioned at the top side of the upright post (2); the ball bowl (10) is positioned at the top of the column sleeve (3).
6. The hydroelectric power generation device driven by river running water as claimed in claim 5, wherein: the column sleeve (3) comprises a bottom sleeve column (11), a middle connecting plate (12) and a top sleeve column (13);
the tops and the bottoms of the middle connecting plates (12) are respectively connected with a top sleeve column (13) and a bottom sleeve column (11);
the top of the top sleeve column (13) and the bottom of the bottom sleeve column (11) are detachably provided with a ball bowl (10) in a sleeve connection mode;
the arc-shaped blades (5) are arranged on the middle connecting plate (12).
7. The hydroelectric power generation device driven by river running water according to claim 6, wherein: the lower ball inner rest (8) is arranged at the bottom side of the upright post (2) in a threaded connection mode, and the bottom side of the upright post (2) is also in threaded connection with an upper sleeve part (14) of the base (1);
the upper ball inner rest (8) is arranged on the top side of the upright post (2) in a threaded connection mode, and the top side of the upright post (2) is further in threaded connection with a lower sleeve part (16) of the top seat (15).
8. The hydroelectric power generation device driven by river running water according to claim 7, wherein:
the transmission device is a chain transmission device, and the chain transmission device comprises a driving large chain wheel (17), a first driven small chain wheel (18), a driven large chain wheel (19) and a second driven small chain wheel (20);
the driving large chain wheel (17) is arranged on the outer side of the top of the column sleeve (3);
a generator (4) is arranged on one side of the top seat (15), a bearing (21) with a seat is arranged on the other side of the top seat (15), and a transmission shaft (22) is arranged on the bearing (21) with the seat;
the first driven small chain wheel (18) is arranged below the transmission shaft (22), and the driven large chain wheel (19) is arranged above the transmission shaft (22);
the second driven small chain wheel (20) is arranged on an input shaft of the generator (4);
the driving large chain wheel (17) is in transmission connection with the first driven small chain wheel (18) through a first chain (23), and the driven large chain wheel (19) is in transmission connection with the second driven small chain wheel (20) through a second chain (24).
9. The hydroelectric power generation device driven by river running water according to claim 8, wherein: the motor fixing seat plate (25) is arranged on one side of the top seat (15), the bearing seat fixing seat plate (26) is arranged on the other side of the top seat (15), the generator (4) is fixed on the motor fixing seat plate (25), and the bearing (21) with the seat is fixed on the bearing seat fixing seat plate (26).
10. The hydroelectric power generation device driven by river running water according to claim 9, wherein: the bottom of the arc-shaped blade (5) is provided with an annular buoyancy tank (27) which is supported by the annular buoyancy tank (27); the inner side of the annular buoyancy tank (27) is fixed on the bottom sleeve column (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122140490.3U CN215408972U (en) | 2021-09-06 | 2021-09-06 | Hydroelectric generation device driven by river running water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122140490.3U CN215408972U (en) | 2021-09-06 | 2021-09-06 | Hydroelectric generation device driven by river running water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215408972U true CN215408972U (en) | 2022-01-04 |
Family
ID=79665146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122140490.3U Active CN215408972U (en) | 2021-09-06 | 2021-09-06 | Hydroelectric generation device driven by river running water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215408972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115807411A (en) * | 2022-12-06 | 2023-03-17 | 河北省水利工程局集团有限公司 | Energy-saving environment-friendly hydraulic engineering gate with good opening and closing effect |
-
2021
- 2021-09-06 CN CN202122140490.3U patent/CN215408972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115807411A (en) * | 2022-12-06 | 2023-03-17 | 河北省水利工程局集团有限公司 | Energy-saving environment-friendly hydraulic engineering gate with good opening and closing effect |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012016415A1 (en) | Double-reverse-direction folding-type horizontal axial tidal energy turbine | |
| CN103939269A (en) | Large piston pressurizing type wave energy generation device | |
| CN103470437B (en) | A kind of fluid energy collection and conversion device and energy transmit output device and generating equipment | |
| KR101464078B1 (en) | Small hydro power plant | |
| CN204689589U (en) | The inner bay-lift of a kind of chain-type wind turbine tower | |
| CN215408972U (en) | Hydroelectric generation device driven by river running water | |
| CN108644058A (en) | A kind of extra low head hydroelectric generator | |
| CN201874730U (en) | Base type tidal power generation device | |
| CN114109701A (en) | Hydroelectric generation device driven by river running water | |
| CN111779610A (en) | Movable type hydroelectric power generation equipment capable of being adjusted according to water level | |
| CN215950161U (en) | Rotary column sleeve for river running water driven hydroelectric generation device | |
| CN113202686B (en) | Device for generating electricity by using tidal energy | |
| CN210714916U (en) | Circulating water power station | |
| CN208441958U (en) | A kind of extra low head hydroelectric generator | |
| CN200975310Y (en) | Group-strike-type gydraulic turbine | |
| CN203532154U (en) | Fluid energy collection and conversion device and energy transfer and output device and generating equipment | |
| CN206770092U (en) | A kind of new float-type river power generation device | |
| CN110578644A (en) | Circulating water power station | |
| CN105041573A (en) | Vertical-shaft wind/hydraulic electric generating device | |
| CN111927684A (en) | Floating power-taking type water flow power generation device | |
| CN105041552A (en) | Vertical shaft hydroelectric generator | |
| CN103470443B (en) | Fluid energy collection and conversion device and energy transferring output unit and power generating equipment | |
| CN203532155U (en) | Fluid energy collection and conversion device and energy transfer and output device and generating equipment | |
| CN204253266U (en) | The integrated half directly driving type tidal generating set of a kind of pile foundation vertical shaft | |
| CN114412689B (en) | Long-rotating-shaft hydroelectric generation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |