CN205101166U - Seabed tidal power generation device - Google Patents
Seabed tidal power generation device Download PDFInfo
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- CN205101166U CN205101166U CN201520483221.9U CN201520483221U CN205101166U CN 205101166 U CN205101166 U CN 205101166U CN 201520483221 U CN201520483221 U CN 201520483221U CN 205101166 U CN205101166 U CN 205101166U
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- fin
- shaped wing
- rotation
- solid
- turbine
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- 238000010248 power generation Methods 0.000 title abstract description 6
- 241000251730 Chondrichthyes Species 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 45
- FWQHNLCNFPYBCA-UHFFFAOYSA-N fluoran Chemical compound C12=CC=CC=C2OC2=CC=CC=C2C11OC(=O)C2=CC=CC=C21 FWQHNLCNFPYBCA-UHFFFAOYSA-N 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 26
- 238000005452 bending Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 230000006866 deterioration Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000034303 cell budding Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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
-
- 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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model relates to a seabed tidal power generation device, rotator warp beam in the device holds and is connected with the base with the back shaft, a rotating body is equipped with installation turbine power generation system's cavity, meeting of rotator is equipped with the influent stream passageway that is linked together on the stream interface in the cavity, the up end of rotator is equipped with the passageway that effluents, the turbine sets up in the influent stream passageway through propping up, it is equipped with the hollow fin -shaped wing to effluent the outflowing port department of passageway, the transversal parabolic shape that personally submits of the fin -shaped wing, the longitudinal section is the shark fin -shaped, openly meet the stream interface for the confined, the back is open -ended low pressure face, be equipped with the guide plate in the fin -shaped wing, two independent and the passageways that effluent that the cavity is linked together are separated into in with the fin -shaped wing at least to the guide plate, the rotator meet stream interface and the fin -shaped wing to meet the stream interface direction unanimous, the device not only can make the orientation of turbine meet the orientation to the ocean current all the time, and through adding the fin -shaped wing, turbine front and back pressure differential has been improved, and then the generating efficiency has been improved, make this device can extensively be applicable to the various ocean current condition.
Description
Technical field
The utility model relates to a kind of electricity generating device, particularly a kind of device utilizing seabed tidal power.
Background technique
In recent years, the greenhouse gases that mineral fuel discharge highlight day by day to the negative effect that weather causes, and people start the various renewable energy sources of active development for this reason, as wind energy, solar energy and various ocean energy.In the utilizing of wind energy and solar energy, the mankind have achieved many achievements, but in the utilizing of the ocean energies such as wave, ocean current and tide, are limited by cost and technical factor, fail to make a breakthrough always.China adjoins northwest Pacific; oceanic area is wide, wherein contains huge renewable green energy resource, the new energy of exploitation sea area; effectively can solve energy crisis and the environmental problem of the sternness that China faces, the sustainable development of socio-economy of China is significant.
Utilize ocean tidal power to generate electricity at present and mainly there are two kinds of forms, one, utilizes potential energy to generate electricity, and being stored in reservoir by seawater at the incoming tide, preserves with the form of potential energy; Release seawater when ebb tide, utilize the drop between high and low tidal level, promote water turbine and rotate, drive electrical generators generates electricity.They are two years old, utilize the kinetic energy power generation of ocean bottom currents, ocean is under the effect of moon universal gravitation, produce tidal bulge lakie, add that the lower wave produced of the effects such as wind-force can cause huge ocean current in seabed, utilize this phenomenon, we can install turbogenerator in seabed, utilize ocean current to affect turbine to rotate, drive electrical generators generates electricity.This wherein, when utilizing the tidal power in seabed, electricity generating device Shen Zang seabed, running is quiet, can not disturb marine organisms; And ocean tidal power Changing Pattern, sunshine lack area, ocean energy than solar energy and wind energy all stable.
At present, the Harmer near the Norway Arctic Circle is this specially district not, and area, Scotland all has seabed tide electric field, uses underwater turbine to utilize tidal energy generate electricity, supply family and enterprise's use.Because seabed tidal power is still in the budding stage, the device development utilizing ocean bottom currents to generate electricity is still immature, and sea floor tidal electric power generation is mostly selected in the area that The turbulent river crashes its way through, to adapt to the needs generated electricity.When ocean current is larger the rotating speed of electric generator supporting shaft also thereupon increase bring the effect that generates electricity preferably, when ocean current is less, generating effect be also affected thereupon.
Summary of the invention
The purpose of this utility model is the deficiency overcoming above-mentioned technology, a kind of seabed tidal-energy electric generator set is provided, this device not only can make changing towards the flow direction with ocean current of turbine, and by adding the fin-shaped wing, improve pressure reduction before and after turbine, and then improve generating efficiency, make this device adapt to different waters, and the ocean current situation of same marine site different time.
Following scheme is adopted in order to reach above-mentioned technical purpose the utility model:
A kind of seabed tidal-energy electric generator set, comprise: solid of rotation, base and turbine electricity generation system, solid of rotation is connected with base with back shaft through bearing, described a rotating body is provided with the chamber installing turbine electricity generation system, the fluoran stream surface of solid of rotation is provided with and the influent stream passage be connected in chamber, the upper-end surface of solid of rotation be provided be connected in chamber go out circulation road, turbine in turbine electricity generation system is erected in influent stream passage through propping up, what solid of rotation upper-end surface went out circulation road goes out the fin-shaped wing that head piece is provided with hollow, the cross section parabolically shape of the fin-shaped wing, the longitudinal section of the fin-shaped wing is shark fin-shaped, the front of the fin-shaped wing is closed fluoran stream surface, the back side of the fin-shaped wing is the low pressure surface of opening, guide plate is provided with in the fin-shaped wing, guide plate by be at least separated in the fin-shaped wing two be independently connected with chamber go out circulation road, the fluoran stream surface of described solid of rotation is consistent with the fluoran stream surface direction of the described fin-shaped wing.
Turbine electricity generation system is arranged in the influent stream passage of solid of rotation fluoran stream surface by the utility model, and the upright fin-shaped wing has been installed additional at solid of rotation top, because the fin-shaped wing is consistent with solid of rotation fluoran stream surface direction, therefore, when ocean bottom currents direction changes, the fin-shaped wing can regulate the angle of solid of rotation automatically, makes the influent stream mouth of solid of rotation meet all the time to the next direction of ocean current stream thus obtain maximum seabed tidal energy.Simultaneously, due to the cross section parabolically shape of the fin-shaped wing, longitudinal section is shark fin-shaped, and inner hollow, pressure reduction will be formed at fluoran stream surface and lee side like this, lee side is made to be in environment under low pressure, improve the pressure reduction before and after turbine, add guide plate to the effect of guiding going out head piece place ocean current, in same environment, turbine blade is subject to the impetus of ocean bottom currents can be stronger, and rotating speed is higher.Meanwhile, pressure reduction before and after turbine can also be controlled further by the size of the adjustment fin-shaped wing, and then adjustment turbine power.
The utility model is further, and solid of rotation is designed to column structure, and the fluoran stream surface of solid of rotation is cambered surface, this design can alleviate the resistance to water-flow of fluoran stream surface, the water flow pressure that dispersion ocean current brings.
In order to strengthen the effect of guide plate, technique scheme, further by guide plate longitudinal bending, and bending direction is consistent with the longitudinal section bending direction of fin-shaped wing shark fin-shaped.
Middle guide plate on the basis of longitudinal bending, is carried out transverse bending to guide plate by technique scheme further, and bending direction is consistent with the fin-shaped wing parabolic cross sectional curve direction.
In the utility model, fin-shaped wing quantity optimum is 3, and the fluoran stream surface direction of each fin-shaped wing is consistent and identical with the fluoran stream surface direction of solid of rotation.
The utility model is arranged on the stability in seabed in order to intensifier, the base used is made up of column, support arm and leg, described solid of rotation is connected with the top of column with back shaft through bearing, the bottom of column uniform the support arm of 3 levels, angle between support arm is 120 degree, and the end of support arm is respectively equipped with leg.The support arm of three levels stretches out, and when whole device is installed, span is larger, more stable.
The utility model is further, between column and the support arm of 3 levels, be respectively equipped with positioning rod, and the limit at column, support arm and positioning rod place forms the structure of right-angled triangle, and the interpolation of positioning rod can the position of stabilizer column, anti-locking apparatus deflection.
In technique scheme further, also be provided with control system, described control system is made up of flow direction sensor, flow transducer, microprocessor and controller, flow direction sensor is connected with microprocessor through cable respectively with flow transducer, microprocessor is connected through cable with controller, and controller is connected with back shaft.The main Problems existing of current ocean tidal power generation technology is: turbine input shaft is directly connected with the live axle of motor, under the effect of ocean bottom currents, blade rotation drive electrical generators generates electricity, and when ocean current is larger, one is easily cause larger impact to the blade of turbine; Two is that blade rotation too fast drive engine rotor rotating speed is too fast, makes the phenomenons such as generator generating coil is overheated, mechanical deterioration, overcurrent-overvoltage.Therefore, this device adds control system, the flow direction sensor in control system and flow transducer, the flow direction and the flow velocity of ocean current can be detected at any time, once ocean current speed exceedes early warning value, microprocessor receives flow velocity signal, and what can transmit according to flow direction sensor rapidly flows to signal, gives an order to controller, now, controller can by the control to back shaft angle, and the mechanical deterioration directly just caused ocean current is avoided in the orientation of enforceable change solid of rotation fluoran stream surface.
The beneficial effects of the utility model are: 1. turbine size can regulate, and by using less turbine, improving rotating speed, directly driving generator, improve generating efficiency, reduce generator cost.2. the fin-shaped wing not only helps to regulate the angle of solid of rotation to make turbine blade always just to the direction that ocean current stream comes, and environment under low pressure can be formed at lee side, improve pressure reduction before and after turbine, in same environment, turbine blade is subject to the impetus of ocean bottom currents can be stronger, and rotating speed is higher.3. can control pressure reduction before and after turbine by the size of the adjustment fin-shaped wing, and then the power of turbine is adjusted.4. this device increases controller, can according to the flow velocity of ocean bottom currents and direction, the angle of instant adjustment solid of rotation, the mechanical deterioration that when avoiding ocean current excessive, turbine is just causing ocean current.
Accompanying drawing explanation
Fig. 1 is the utility model fluoran stream surface structural representation.
Fig. 2 is the structural representation of the utility model lee side.
Fig. 3 is the internal structure schematic diagram of the utility model solid of rotation chamber.
Fig. 4 is the schematic diagram of the utility model fin-shaped wing longitudinal section.
Fig. 5 is the connection diagram of the utility model control system.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of seabed tidal-energy electric generator set as shown in Figure 1, Figure 2, Figure 3 and Figure 4, comprise: solid of rotation 1, base and turbine electricity generation system 3, the base used is made up of column 2a, support arm 2b and leg 2c, solid of rotation 1 is connected with the top of back shaft 8 with column 2a through bearing, the bottom of column 2a uniform the support arm 2b of 3 levels, angle between support arm 3b is 120 degree, and the end of support arm 2b is respectively equipped with leg 2c.The support arm of three levels stretches out, and when whole device is installed, span is larger, more stable.Between the support arm 2b of column 2a and 3 level, be respectively equipped with positioning rod 2d, the limit at column 2a, support arm 2b and positioning rod 2d place forms the structure of right-angled triangle, and the interpolation of positioning rod can the position of stabilizer column, anti-locking apparatus deflection.
Be provided with the chamber installing turbine electricity generation system 3 in solid of rotation 1, solid of rotation 1 is column structure, and the fluoran stream surface of solid of rotation is cambered surface.As shown in Figure 1 and Figure 2 in the present embodiment, more preferably by the cross-sectional configuration of the level that is designed to of the sidewall symmetry at solid of rotation fluoran stream surface two ends, this design can alleviate the resistance to water-flow of fluoran stream surface, the water flow pressure that dispersion ocean current brings.The fluoran stream surface of solid of rotation 1 is provided with and the influent stream passage 4 be connected in chamber, as shown in Figure 3, described influent stream passage 4 is in horn-like structure, import is thin, outlet is thick, be conducive to the flowing of current, the upper-end surface of solid of rotation 1 is provided with and the pass-out circulation road 5 that is connected in chamber, turbine in turbine electricity generation system 3 is located in influent stream passage through support 10, turbine blade 3a just meets the direction to ocean current to influent stream mouth, solid of rotation 1 upper end go out circulation road 5 go out the fin-shaped wing 6 that head piece is provided with hollow, the quantity optimum of the fin-shaped wing 6 is 3, the cross section parabolically shape of the fin-shaped wing 6, the longitudinal section of the fin-shaped wing 6 is shark fin-shaped, the front of the fin-shaped wing 6 is closed fluoran stream surface, the back side of the fin-shaped wing 6 is the low pressure surface of opening, the fluoran stream surface direction of each fin-shaped wing 6 is consistent and identical with the fluoran stream surface direction of solid of rotation 1.Have guide plate 7 in the fin-shaped wing 6, guide plate 7 by be at least separated in the fin-shaped wing 6 two be independently connected with chamber go out circulation road, guide plate 7 longitudinal bending as shown in Figure 4, and bending direction is consistent with the longitudinal section bending direction of the fin-shaped wing 6 shark fin-shaped; Guide plate 7, on the basis of longitudinal bending, can also carry out transverse bending, and bending direction is consistent with the fin-shaped wing 6 parabolic cross sectional curve direction.The bending of guide plate is to play better drainage effect, strengthens the power of turbine.In the technological scheme of the present embodiment, turbine electricity generation system is placed in seal casinghousing, and encapsulating method is identical with related domain common method, does not repeat.
This device is also provided with control system 9 on base, control system is made up of flow direction sensor, flow transducer, microprocessor and controller, this apparatus control system schematic flow sheet as shown in Figure 5, flow direction sensor is connected with microprocessor through cable respectively with flow transducer, microprocessor is connected through cable with controller, and controller is connected with back shaft.After flow transducer and flow direction sensor obtain the data of ocean bottom currents, send to microprocessor, after the analysing and processing of microprocessor, order is sent to controller, because controller is directly connected with back shaft, thus can control the angle of swing of back shaft, so control solid of rotation fluoran stream surface towards.
The utility model is positioned at behind seabed through base, because the fin-shaped wing 6 is consistent with solid of rotation 1 fluoran stream surface direction, in seabed according to the difference in ocean current direction, the fin-shaped wing 6 can regulate the angle of solid of rotation automatically, the influent stream mouth of solid of rotation 1 is made to meet the direction come to ocean current stream all the time, the turbine being now arranged on the turbine electricity generation system 3 at influent stream passage 4 place of solid of rotation fluoran stream surface starts to rotate under the effect of ocean current, the rotation of the rotation drive electrical generators of turbine, and turbine electricity generation system starts generating.In the process of ocean current motion, the fin-shaped wing 6 can form environment under low pressure at lee side, improves pressure reduction before and after turbine, adds the effect of guide plate, and in same environment, turbine blade is subject to the impetus of ocean bottom currents can be stronger, and rotating speed is higher.In addition, control gear 9 all can continue to monitor flow velocity and the flow direction of ocean bottom currents in whole process, once microprocessor thinks that the flow velocity of ocean bottom currents can cause damage to turbine electricity generation system by analysis, order can be sent rapidly to controller, after controller receives order, drive back shaft 8 to rotate, solid of rotation 1 rotates thereupon, influent stream passage 4 and the flow direction of ocean current are staggered certain angle, avoids the mechanical deterioration directly just ocean current being caused to turbine electricity generation system.
Claims (8)
1. a seabed tidal-energy electric generator set, comprise: solid of rotation, base and turbine electricity generation system, solid of rotation is connected with base with back shaft through bearing, it is characterized in that described a rotating body is provided with the chamber installing turbine electricity generation system, the fluoran stream surface of solid of rotation is provided with and the influent stream passage be connected in chamber, the upper-end surface of solid of rotation be provided be connected in chamber go out circulation road, turbine in turbine electricity generation system is erected in influent stream passage through propping up, what solid of rotation upper-end surface went out circulation road goes out the fin-shaped wing that head piece is provided with hollow, the cross section parabolically shape of the fin-shaped wing, the longitudinal section of the fin-shaped wing is shark fin-shaped, the front of the fin-shaped wing is closed fluoran stream surface, the back side of the fin-shaped wing is the low pressure surface of opening, guide plate is provided with in the fin-shaped wing, guide plate by be at least separated in the fin-shaped wing two be independently connected with chamber go out circulation road, the fluoran stream surface of described solid of rotation is consistent with the fluoran stream surface direction of the described fin-shaped wing.
2. a kind of seabed according to claim 1 tidal-energy electric generator set, it is characterized in that described solid of rotation is column structure, and the fluoran stream surface of solid of rotation is cambered surface.
3. a kind of seabed according to claim 1 tidal-energy electric generator set, is characterized in that described guide plate longitudinal bending, and bending direction is consistent with the longitudinal section bending direction of fin-shaped wing shark fin-shaped.
4. a kind of seabed according to claim 2 tidal-energy electric generator set, is characterized in that described guide plate transverse bending, and bending direction is consistent with the fin-shaped wing parabolic cross sectional curve direction.
5. a kind of seabed according to claim 1 tidal-energy electric generator set, is characterized in that described fin-shaped wing quantity is 3, and the fluoran stream surface direction of each fin-shaped wing is consistent and identical with the fluoran stream surface direction of solid of rotation.
6. a kind of seabed according to claim 1 tidal-energy electric generator set, it is characterized in that described base is made up of column, support arm and leg, described solid of rotation is connected with the top of column with back shaft through bearing, the support arm of uniform 3 levels in bottom of column, angle between support arm is 120 degree, and the end of support arm is respectively equipped with leg.
7. a kind of seabed according to claim 6 tidal-energy electric generator set, is respectively equipped with positioning rod between the support arm that it is characterized in that described column and 3 levels, and the limit at column, support arm and positioning rod place forms the structure of right-angled triangle.
8. a kind of seabed tidal-energy electric generator set according to above arbitrary claim, it is characterized in that, also be provided with control system, described control system is made up of flow direction sensor, flow transducer, microprocessor and controller, flow direction sensor is connected with microprocessor through cable respectively with flow transducer, microprocessor is connected through cable with controller, and controller is connected with back shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483221.9U CN205101166U (en) | 2015-07-07 | 2015-07-07 | Seabed tidal power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483221.9U CN205101166U (en) | 2015-07-07 | 2015-07-07 | Seabed tidal power generation device |
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| Publication Number | Publication Date |
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| CN205101166U true CN205101166U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520483221.9U Expired - Fee Related CN205101166U (en) | 2015-07-07 | 2015-07-07 | Seabed tidal power generation device |
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| CN (1) | CN205101166U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929857A (en) * | 2015-07-07 | 2015-09-23 | 孙川岫 | Seabed tidal power generation device |
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2015
- 2015-07-07 CN CN201520483221.9U patent/CN205101166U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929857A (en) * | 2015-07-07 | 2015-09-23 | 孙川岫 | Seabed tidal power generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20160707 |