CN104329205A - Water flow power generating device - Google Patents
Water flow power generating device Download PDFInfo
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- CN104329205A CN104329205A CN201410580612.2A CN201410580612A CN104329205A CN 104329205 A CN104329205 A CN 104329205A CN 201410580612 A CN201410580612 A CN 201410580612A CN 104329205 A CN104329205 A CN 104329205A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/10—Submerged units incorporating electric generators or motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
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- 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
- F05B2240/00—Components
- F05B2240/90—Mounting on supporting structures or systems
- F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides a water flow power generating device, which comprises an installing platform, a rotating mechanism, a tower tube, a machine cabin, a power generator, a gearbox and an impeller, wherein the installing platform is positioned on the water surface, the rotating mechanism is arranged on the installing platform, the tower tube, the machine cabin, the power generator, the gearbox and the impeller are positioned in the water, the upper end part of the tower tube is fixedly arranged on the rotating mechanism, the power generator and the gearbox are arranged at one side of the machine cabin, the impeller consists of a wheel hub and a plurality of blades, a center shaft of the wheel hub is connected with the power generator through the gearbox, the telecentric ends, far away from the center of the wheel hub, of the blades are provided with a wheel ring in a sleeving way, the wheel ring is of a cylindrical structure with the hollow side wall, and through the hollow structure of the wheel ring, the buoyancy obtained by the impeller in water counteracts the self weight of the impeller, so the impeller becomes a zero-weight impeller, the installing platform is fixedly arranged on a suspension framework consisting of a floating tube, and the suspension framework is fixed and floats on the water surface through pull ropes and ground anchors. The water flow power generating device has the advantages that the impeller can fast rotate under the water flow impact without overcoming the self weight, and the work obtained through the fast rotation is completely converted into the power generating power, so the power generating efficiency is greatly improved.
Description
Technical field
The present invention relates to a kind of electricity generating device, particularly relate to a kind of hydroelectric installation, more specifically relate to a kind of stream generating device utilizing the kinetic energy of the current bottom horizontal flow sheet in tidewater, ocean current or rivers and creeks to generate electricity.
Background technique
The generating of natural energy is utilized to have wind-power electricity generation and hydroelectric power, general hydroelectric power is built a dam in rivers, water level is raised, the potential energy of water is utilized to drive water turbine generating, the hydroelectric power that this potential energy utilizing the normal throw of current to be formed generates electricity must have certain water-head, and therefore setting model is restricted.In state-owned wide marine site and inland river drainage area, all the time, the water of Jiang Haili is continuous to flow, and these current contain huge energy, but current this huge energy is not fully utilized, but let alone oneself disappear slattern.Along with the continuous minimizing of the energy and the continuous pollution of environment, the new energy of environment protection type become the demand of people's expectation and serious hope, and utilize the generating power by water current in tidewater, ocean current or rivers and creeks, not producing any by product, is a kind of environmental protection generation mode having fine development prospect.Recent years, exploration and the research and development of hydraulic power generation technology are just in the ascendant, as can be seen from published data, utilize the electricity generating device of the kinetic energy power generation of current bottom horizontal flow sheet, substantially be all adopt to arrange solid of rotation in water, the rotation of solid of rotation under natural flows effect is utilized to generate electricity, structure can be divided into two classes substantially, one class is the electricity generating device of running shaft and plane-parallel, another kind of is the electricity generating device of running shaft and horizontal plane, because solid of rotation needs the weight overcoming self in the process rotated, need larger water flow dynamic energy could start generating, therefore the generating efficiency of these stream generating devices is not high.
Summary of the invention
For solving above Problems existing, the object of this invention is to provide and a kind ofly utilize the generating power by water current in tidewater, ocean current or rivers and creeks and the high stream generating device of generating efficiency.
For realizing above object, stream generating device of the present invention, comprise the mountion plate, frequency variator and the transformer that are positioned at the water surface, impeller, generator and gear-box is provided with below mountion plate, it is characterized in that: described stream generating device also comprises the rotating mechanism be arranged on mountion plate and the tower cylinder and the cabin that are inverted in water, cabin is positioned at tower cylinder one end away from the water surface, and the upper end portion of tower socket joint approximately level is fixed on rotating mechanism; Described generator and gear-box are arranged at side, cabin; Described impeller is made up of wheel hub and some blades, the central shaft of wheel hub is parallel with the water surface and be connected with generator by gear-box, blade is socketed with torus away from the distal end of hub centre, torus is the hollow cylindrical structure of sidewall, the buoyancy that the hollow-core construction of torus makes impeller obtain in water offsets the weight of impeller self, thus makes impeller become the impeller of null gravity; Described mountion plate is fixed on the suspension framework that is made up of floating drum, and suspension framework swims on the water surface by stay cord and earth anchorage; Electricity is transported to frequency variator and transformer by the elastic cable paper being positioned at tower cylinder by generator, is connected to the grid after frequency conversion, transformation.
Enter to reduce current the resistance that impeller is subject to, accelerate simultaneously current enter impeller after speed, the better rotating speed improving blade, the cross section that the sidewall of above-mentioned torus is parallel with central shaft is right-angled triangle, and this right-angled triangle is the wide structure in sharp rear end, front end.
In order to make the current entering impeller all for generating of doing work, the distal end torsional angle at a certain angle of above-mentioned blade is connected with the sidewall of torus, and intersection point and the torus front end edge of blade inlet edge and distal end maintain a certain distance.
In order to prevent drift and the rotation of mountion plate, above-mentioned floating drum is the circular floating drum of strip, suspension framework comprises by crisscross " well " cabinet frame formed of some built-in buoys and the square frame surrounded by some external floating drums, built-in buoy is fixed on the sidewall of external floating drum away from the one end at " well " cabinet frame center, the well head of mountion plate is positioned at " well " cabinet frame, four angles of square frame respectively connect one group of stay cord and earth anchor.
For the ease of adjusting turning to of impeller in time according to the size of water (flow) direction and flow velocity, to reach stable electric generation, simultaneously also in order to overhaul and clean impeller needs, above-mentioned rotating mechanism comprises fixed base, bearing, rotation seat, fixing top board, motor and speed reducer; Fixed base is cylinder, is connected, top and fixing top board link bottom it with mountion plate; Rotation seat is also cylinder, and rotation seat is connected with fixed base by bearing, and the bottom of rotation seat is connected with tower cylinder upper end portion, upper outside face is provided with the large gear teeth that can be meshed with small gear; Speed reducer is installed on fixing top board, and motor is installed on speed reducer, and small gear is socketed on the output shaft of speed reducer.
Offer the sheet metal of the circular hole that can pass through for tower cylinder upper end portion centered by above-mentioned mountion plate, the outward edge of this sheet metal is fixed on " well " cabinet frame, inward flange is connected with the fixed base of rotating mechanism.
The preferred 10-55 rice of height of above-mentioned tower cylinder, the preferred 9-100 rice of diameter of impeller blade, the preferred 4-50 sheet of quantity of blade, the height of torus is 0.5-8 rice.
Be in motive sealing state due to impeller shaft and gear-box and in deep water, bear very large pressure, in order to reduce its pressure and reach the not outside seepage of oil in gear-box, an oil storage is set lower than water surface place fills with close to the water surface in above-mentioned tower cylinder, this oil storage is filled with and is connected with gear-box by repairing pipe, make the pressure in gear-box a little less than the external pressure of co-located, guarantee that the seal ring between impeller shaft and gear-box bears minimum pressure, ensure that oil in gear-box can not outside seepage.
In order to eliminate gear-box internal cause temperature variation, the pressure changed in gear-box causes oil impregnate or infiltration, and the top of above-mentioned oil storage tank is provided with the expander for regulating oil storage tank volume.
Because impeller shaft and seal ring constantly rub, time long seal ring is impaired and produce infiltration in gear-box, in order to avoid affecting the work of gear-box after seeping water, the bottom of said gear case offers weep hole, this weep hole is connected with the collecting annulus be arranged at bottom cabin by an outlet pipe, weep hole place is provided with moisture acquisition sensor, and outlet pipe is provided with solenoid valve, and collecting annulus is provided with water plug.
In order to the biology in the noise effect water in the magnetic field and gear-box that prevent generator, be embedded with magnetic field separation layer outside above-mentioned generator, outside gear-box, be embedded with puigging.
Above-mentioned frequency variator is positioned at control box, is also provided with computer, switch cubicle, distribution box, electric energy meter, reactive-load compensation, emergency power supply, watch-dog, communication apparatus and various control apparatus in control box; On the platform that control box and transformer are set between two mutually perpendicular built-in buoys.
In order to direction and the flow velocity of current can be detected in time, one water (flow) direction and water velocity sensor are also set between torus and the water surface, this sensor is connected with the computer in control room, and computer adjusts water wheels direction after carrying out calculating to the data of sensor in time, thus reaches stable electric generation.
Because frequency variator can send a large amount of heat in the process of work, in order to cool frequency variator, the cooling liquid liquid entering hole of above-mentioned frequency variator heater element is connected with an intake pipe, the water intake of this intake pipe is positioned at 2-3 rice, underwater, intake pipe is connected with water pump, the cooling liquid liquid outlet of frequency variator heater element is connected with outlet pipe, and the water outlet of this outlet pipe is positioned on the water surface, is drawn by hot water.
For the ease of the maintenance of generator or gear-box, in above-mentioned tower cylinder, be provided with the cat ladder from the water surface to cabin.
Stream generating device of the present invention, compares with existing stream generating device, has following advantage:
1, the suspension framework utilizing floating drum to build and the inversion tower cylinder be set up on framework, generator and impeller is made to be suspended in water, by the blade distal end socket torus at impeller, and the sidewall of torus is emptied, the buoyancy that impeller is had in water is enough to the gravity of offsetting impeller self, impeller is without the need to overcoming self weight and fast rotational under the impact of current, and the merit obtained by this fast rotational is all converted into the power of generating, thus greatly improves the efficiency of generating.
2, impeller rotates when weightlessness, and centrifugal force is zero, can greatly reduce the vibration of tower cylinder, make the rotation of impeller more steady, this not only can reduce maintenance time and the expense of whole electricity generating device, while raising generated energy, also greatly can save the cost of generating.
3, whole electricity generating device, the part that the central shaft except impeller is connected with gear-box needs motive sealing, and other parts do not need, and therefore sealability is content with very little.
4, utilize torus fixing blade, make blade obtain enough rigidity with minimum material, greatly reduce the cost of water energy generator.
5, due to the effect of torus, make the water entering torus all to generator acting, the resistance avoided due to blade makes part water flow path to loss, makes water-energy generating electricity engine efficiency higher.
6, stream generating device of the present invention, structure is simple, and generating efficiency is high, just can generate electricity when water velocity only has 0.3 meter per second, is particularly suitable in river, river, has the place of directed flow to generate electricity in the sea.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of stream generating device of the present invention.
Fig. 2 is the sectional structure schematic diagram of stream generating device.
Fig. 3 is the structural representation of impeller leading faces.
Fig. 4 is the structural representation that blade is connected with wheel ring-side wall.
Embodiment
As shown in Figure 1, 2, 3, stream generating device of the present invention, comprises suspension framework 1, mountion plate 2, rotating mechanism 3, tower cylinder 4, cabin 5, generator 6, gear-box 7, impeller 8, control room 9 and transformer 10;
Suspension framework 1 comprises by several built-in buoys 11 by being welded to each other " well " cabinet frame built and the square frame surrounded by several external floating drums 12, floating drum is the circular floating drum of strip, built-in buoy is fixed on the sidewall of external floating drum away from the one end at " well " cabinet frame center, four angles of square frame respectively connect one group of stay cord 13 and earth anchor, earth anchor casts in ground under water, and framework is fixedly swum on the water surface;
Mountion plate 2 is square metal plate 21, and the center of sheet metal offers the circular hole 211 that can pass through for tower cylinder upper end portion, and the outward edge of sheet metal is fixed on the shaft mouth side of " well " cabinet frame by bolt 212;
Rotating mechanism 3 comprises fixed base 31, bearing 32, rotation seat 33, motor 34, speed reducer 35 and fixing top board 36; Fixed base is cylindric, and the lower end surface outward radial of fixed base is extended with ring-type lower edge 311, and the lower edge of fixed base is fixed on by bolt 312 in the circle edge of sheet metal center hole, and top and the fixing top board 37 of fixed base link; Rotation seat is the cylindrical shape that external diameter is less than fixed base internal diameter, rotation seat is connected with fixed base by metal (upper 32, the lower end surface of rotation seat is radially extended with ring-type lower edge 331, and the outer side surface on rotation seat top is provided with the large gear teeth 39 that can be meshed with small gear 38; Speed reducer is installed on fixing top board, and motor is installed on speed reducer, and small gear is socketed on the output shaft of speed reducer;
Tower cylinder 4 is inverted in water, tower cylinder upper-end surface is radially extended with ring-type upper edge 41, this upper edge is fixedly connected with the lower edge 331 of rotation seat by bolt 42, an oil storage tank 43 is provided with close to the water surface but lower than the place of the water surface in tower cylinder, this oil storage is filled with bottom and is connected with gear-box top by repairing pipe 431, the pressure in gear-box so just can be made a little less than the external pressure of co-located, guarantee that the seal ring between impeller shaft and gear-box bears minimum pressure, ensure that oil in gear-box can not outside seepage, the top of oil storage tank is also provided with expander 432 and solenoid valve 433 for regulating oil storage tank volume, the cat ladder 44 bottom from the water surface to pylon is also provided with in tower cylinder,
Cabin 5 is positioned at tower cylinder one end away from the water surface, generator 6 and gear-box 7 are positioned at side, cabin, the rotating shaft of generator is connected with gear-box, the bottom in cabin offers collecting annulus 51, collecting annulus is provided with water plug 52, water causes outside tower cylinder by drinking-water pipe 521 by this water plug, in order to the noise in the magnetic field and gear-box that prevent generator is on the impact of organism in water, magnetic field separation layer 61 and puigging 71 is embedded with outside generator and gear-box, weep hole 711 is offered bottom gear-box, this weep hole is connected with collecting annulus by an outlet pipe 712, weep hole place is provided with moisture acquisition sensor 713, outlet pipe is provided with solenoid valve 714,
Impeller 8 is made up of wheel hub 81 and blade 82, the axis of wheel hub is parallel with the water surface, the central shaft 83 of wheel hub is connected with the rotating shaft of gear-box, blade is socketed with torus 84 away from the distal end of hub centre, the distal end of blade is connected with the sidewall of torus with the torsional angle of 25 °-85 °, the intersection point of blade inlet edge and distal end is the 3/4-1/3 of torus height d to the distance a of torus front end edge, as shown in Figure 4, the sidewall of torus is hollow-core construction 841, this hollow-core construction cross section parallel with central shaft is right-angled triangle, this right-angled triangle makes wheel ring-side wall be the thick structure in thin rear end, front end, the size of hollow-core construction will be determined according to the weight of impeller self, the weight that the buoyancy obtained in water to make torus can offset impeller self is as the criterion,
One platform 14 is set between mutually perpendicular two built-in buoys, control room 9 and transformer 10 are laid on the platform, frequency variator is arranged in control room, also computer is provided with in control room, switch cubicle, distribution box, electric energy meter, reactive-load compensation, emergency power supply, watch-dog, communication apparatus and various control apparatus, in order to direction and the flow velocity of current can be detected in time, one water (flow) direction and water velocity sensor (without marking in figure) are also set between torus and the water surface, this sensor is connected with the computer in control room, computer adjusts water wheels direction after carrying out calculating to the data of sensor in time, thus reach stable electric generation.
Because frequency variator can send a large amount of heat in the process of work, usually need to adopt cooling system to cool frequency variator, cooling system is by coolant duct, cooling liquid, coolant pump, radiating fin, the formations such as radiation fan, the present invention is in order to cool frequency variator, an intake pipe is connected with at the cooling liquid liquid entering hole of above-mentioned frequency variator heater element, the water intake of this intake pipe is positioned at about 2 meters, underwater place, intake pipe is connected with water pump, the cooling liquid liquid outlet of frequency variator heater element is connected with outlet pipe, the water outlet of this outlet pipe is positioned on the water surface, hot water is drawn, utilize seawater (river) heater element to frequency variator to cool, not only save the cost of equipment, save equipment run time electricity consumption, also reduce maintenance work.
The working principle of stream generating device of the present invention: when normally working, by regulating the angle of swing of rotating mechanism rotation seat on the water surface, tower cylinder is made to turn to impeller just to the direction of current, current enter impeller endlessly, drive vane is rotated, the buoyancy had due to the torus that blade is socketed is enough to the weight offsetting impeller self, blade is fast rotational when without the need to overcoming own wt, rotate the mechanical energy obtained and be all converted into electric energy by gear-box and generator, electric energy is connected to the grid after frequency variator frequency conversion and transformer transformation; When sensor detects that the direction of current and flow velocity change, the data of computer to sensor calculate, and regulate the angle of swing of rotating mechanism rotation seat on the water surface in time, change the area that current flow through impeller, thus arrive stable electric generation; When needs overhaul impeller, by regulating the angle of swing of rotating mechanism rotation seat on the water surface, make tower cylinder turn to impeller leading faces towards vertical with current, blade is not subject to the impact of current, remains static; Because current can be mingled with foreign matter, when needing to remove the foreign matter in impeller, by regulating the angle of swing of rotating mechanism rotation seat on the water surface, make tower cylinder turn to wheel backface just to current, current can play good flushing action to impeller endlessly.
When impeller shaft and seal ring rub for a long time cause seal ring to wear and tear time, the water of a little outside oozes to gear-box, because the proportion of water is heavier than oil, can sink to the outlet pipe of bottom after water enters gear-box, read by sensor when water runs up to and to a certain degree arrives moisture acquisition sensor position, by computer-controlled electromagnetic valve, open solenoid valve, water discharged to collecting annulus, the water of collecting annulus runs up to certain position, water is extracted out by water plug, delivers to outside tower cylinder, greatly reduces the frequency of maintenance; When the friction produced because of gears meshing in gear-box makes the deterioration of lubricant in gear-box, as long as open the solenoid valve on oil storage tank and outlet pipe simultaneously, the oil in gear-box is just discharged, then sends fresh oil to from outlet pipe, change oil and just complete, greatly reduce the cost of maintenance.
Stream generating device of the present invention, water velocity be 0.3 meter per second, under generator is the condition of the permanent magnet generator of rotating speed 16 revs/min, adopt the gear-box of the impeller of different-diameter, different raising speed ratio in the different depth of water, the generated energy of acquisition is as follows:
As can be seen from above data, stream generating device of the present invention, generating efficiency is very high, is a kind of clean energy resource be worth of widely use.
Claims (13)
1. a stream generating device, comprise the mountion plate, frequency variator and the transformer that are positioned at the water surface, impeller, generator and gear-box is provided with below mountion plate, it is characterized in that, it is characterized in that: described stream generating device also comprises the rotating mechanism be arranged on mountion plate and the tower cylinder and the cabin that are inverted in water, cabin is positioned at tower cylinder one end away from the water surface, and the upper end portion of tower socket joint approximately level is fixed on rotating mechanism; Described generator and gear-box are arranged at side, cabin; Described impeller is made up of wheel hub and some blades, the central shaft of wheel hub is parallel with the water surface and be connected with generator by gear-box, blade is socketed with torus away from the distal end of hub centre, torus is the hollow cylindrical structure of sidewall, the buoyancy that the hollow-core construction of torus makes impeller obtain in water offsets the weight of impeller self, thus makes impeller become the impeller of null gravity; Described mountion plate is fixed on the suspension framework that is made up of floating drum, and suspension framework swims on the water surface by stay cord and earth anchorage; Electricity is transported to frequency variator and transformer by the elastic cable paper being positioned at tower cylinder by generator, is connected to the grid after frequency conversion, transformation.
2. stream generating device according to claim 1, is characterized in that: the cross section that the sidewall of described torus is parallel with central shaft is right-angled triangle, and this right-angled triangle is the wide structure in point rear end, front end.
3. stream generating device according to claim 1 and 2, is characterized in that: the distal end torsional angle at a certain angle of described blade is connected with the sidewall of torus, and intersection point and the torus front end edge of blade inlet edge and distal end maintain a certain distance.
4. the stream generating device according to claim 1,2 or 3, it is characterized in that: described floating drum is the circular floating drum of strip, suspension framework comprises by crisscross " well " cabinet frame formed of some built-in buoys and the square frame surrounded by some external floating drums, built-in buoy is fixed on the sidewall of external floating drum away from the one end at " well " cabinet frame center, the well head of mountion plate is positioned at " well " cabinet frame, four angles of square frame respectively connect one group of stay cord and earth anchor.
5. the stream generating device according to claim 1-4, is characterized in that: described rotating mechanism comprises fixed base, bearing, rotation seat, fixing top board, motor and speed reducer; Fixed base is cylinder, is connected, top and fixing top board link bottom it with mountion plate; Rotation seat is also cylinder, and rotation seat is connected with fixed base by bearing, and the bottom of rotation seat is connected with tower cylinder upper end portion, upper outside face is provided with the large gear teeth that can be meshed with small gear; Speed reducer is installed on fixing top board, and motor is installed on speed reducer, and small gear is socketed on the output shaft of speed reducer.
6. stream generating device according to claim 5, it is characterized in that: the sheet metal offering the circular hole that can pass through for tower cylinder upper end portion centered by described mountion plate, the outward edge of this sheet metal is fixed on " well " cabinet frame, inward flange is connected with the fixed base of rotating mechanism.
7. the stream generating device according to claim 1-6, is characterized in that: the height of described tower cylinder is 10-55 rice, and the diameter of impeller blade is 9-100 rice, and the quantity of blade is 4-50 sheet, and the height of torus is 0.5-8 rice.
8. arbitrary stream generating device according to claim 1-7, it is characterized in that: an oil storage is set lower than water surface place fills with close to the water surface in described tower cylinder, this oil storage is filled with and is connected with gear-box by repairing pipe, make the pressure in gear-box a little less than the external pressure of co-located, guarantee that the seal ring between impeller shaft and gear-box bears minimum pressure, ensure that oil in gear-box can not outside seepage.
9. stream generating device according to claim 8, it is characterized in that: the bottom of described gear-box offers weep hole, this weep hole is connected with the collecting annulus be arranged at bottom cabin by an outlet pipe, weep hole place is provided with moisture acquisition sensor, outlet pipe is provided with solenoid valve, and collecting annulus is provided with water plug.
10. stream generating device according to claim 9, it is characterized in that: described frequency variator is positioned at control box, in control box, be also provided with computer, switch cubicle, distribution box, electric energy meter, reactive-load compensation, emergency power supply, watch-dog, communication apparatus and various control apparatus; On the platform that control box and transformer are set between two mutually perpendicular built-in buoys.
11. stream generating devices according to claim 10, it is characterized in that: a water (flow) direction and water velocity sensor are also set between described torus and the water surface, this sensor is connected with the computer in control room, computer adjusts water wheels direction after carrying out calculating to the data of sensor in time, thus reaches stable.
12. stream generating devices according to claim 11, it is characterized in that: the cooling liquid liquid entering hole of described frequency variator heater element is connected with an intake pipe, the water intake of this intake pipe is positioned at 2-3 rice, underwater, intake pipe is connected with water pump, the cooling liquid liquid outlet of frequency variator heater element is connected with outlet pipe, and the water outlet of this outlet pipe is positioned at the water surface.
13. stream generating devices according to claim 12, is characterized in that: be embedded with magnetic field separation layer outside described generator, be embedded with puigging outside gear-box.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410580612.2A CN104329205B (en) | 2014-10-27 | 2014-10-27 | Water flow power generating device |
| US15/522,257 US10495051B2 (en) | 2014-10-27 | 2015-10-15 | Power generating device having hollow structures |
| PCT/CN2015/000696 WO2016065733A1 (en) | 2014-10-27 | 2015-10-15 | Water flow power generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410580612.2A CN104329205B (en) | 2014-10-27 | 2014-10-27 | Water flow power generating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104329205A true CN104329205A (en) | 2015-02-04 |
| CN104329205B CN104329205B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410580612.2A Active CN104329205B (en) | 2014-10-27 | 2014-10-27 | Water flow power generating device |
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| CN104832358A (en) * | 2015-05-08 | 2015-08-12 | 王承辉 | High-efficiency water-flow power generating device |
| WO2016065733A1 (en) * | 2014-10-27 | 2016-05-06 | 王承辉 | Water flow power generating device |
| CN106812650A (en) * | 2015-11-30 | 2017-06-09 | 上海电气风电设备有限公司 | A kind of ocean current formula generating set tower design scheme |
| CN107607734A (en) * | 2017-09-05 | 2018-01-19 | 无锡昊瑜节能环保设备有限公司 | A kind of self-powered sensing detection formula flow rate of water flow measurement apparatus |
| CN107701350A (en) * | 2017-10-30 | 2018-02-16 | 株洲南方阀门股份有限公司 | A kind of flow generator of power generation stabilization |
| CN108444456A (en) * | 2018-02-11 | 2018-08-24 | 华北水利水电大学 | A kind of Eco-hydrological monitoring device |
| CN110056464A (en) * | 2019-05-05 | 2019-07-26 | 咸宁职业技术学院 | A kind of turbine blade structure that can buffer water flow temporary impact |
| CN110067691A (en) * | 2017-02-28 | 2019-07-30 | 杭州林东新能源科技股份有限公司 | Ocean power generating device |
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| CN110056464A (en) * | 2019-05-05 | 2019-07-26 | 咸宁职业技术学院 | A kind of turbine blade structure that can buffer water flow temporary impact |
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| WO2021046830A1 (en) * | 2019-09-12 | 2021-03-18 | 杭州林黄丁新能源研究院有限公司 | Sealing system for ocean power generation equipment |
| KR20220093102A (en) * | 2019-09-12 | 2022-07-05 | 항저우 엘에이치디 인스티튜트 오브 뉴 에너지, 엘엘씨 | Sealing system of marine energy power generation device |
| KR102632641B1 (en) | 2019-09-12 | 2024-02-02 | 항저우 엘에이치디 인스티튜트 오브 뉴 에너지, 엘엘씨 | Sealed system for marine energy power generation equipment |
| US12136864B2 (en) | 2019-09-12 | 2024-11-05 | Hangzhou Lhd Institute Of New Energy, Llc | Sealing system for ocean power generation equipment |
| CN111636997A (en) * | 2020-06-08 | 2020-09-08 | 嵊州图白发电科技有限公司 | Ocean current power generation device capable of changing angle |
| CN111636997B (en) * | 2020-06-08 | 2021-04-20 | 绍兴市秀臻新能源科技有限公司 | Ocean current power generation device capable of changing angle |
| CN113236470A (en) * | 2021-06-11 | 2021-08-10 | 佛山市炫鲸科技有限公司 | Constant-rotation-speed power generation method for calculating variable-angle blade based on flow velocity |
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