CN101984251A - Wave energy generating set - Google Patents
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- CN101984251A CN101984251A CN2010105753625A CN201010575362A CN101984251A CN 101984251 A CN101984251 A CN 101984251A CN 2010105753625 A CN2010105753625 A CN 2010105753625A CN 201010575362 A CN201010575362 A CN 201010575362A CN 101984251 A CN101984251 A CN 101984251A
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- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 241000935974 Paralichthys dentatus Species 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
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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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- 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
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Abstract
The invention relates to a wave energy generating set which has the advantages of high efficiency and high reliability. The invention aims to provide a wave energy generating set which has the advantages of high efficiency, high reliability and low construction cost. The invention has the technical scheme that the wave energy generating set comprises a wave energy collection and conversion system, a water wheel generating system and an anchorage system, wherein the wave energy collection and conversion system comprises a reservoir, a wave guide plate, a wave collection plate and a water outlet pipe; the water wheel generating system comprises a water turbine, a generator and a transmission mechanism, the water turbine and the generator are arranged at up and down through the transmission mechanism, and the water turbine is positioned below the generator; and the anchorage system comprises an anchor chain, a loading hanging block and a gravity anchor, the gravity anchor is anchored on the seabed, one end of the anchor chain is fixed on the gravity anchor, the other end is connected to the corner end on the bottom of the outer side of the reservoir, the anchor chain is symmetrically distributed by using the reservoir as the center, and the loading hanging block is hung on the anchor chain through a short chain. The invention has the advantages of high wave energy utilization ratio, high wave energy conversion rate, favorable overall stability and high reliability.
Description
Technical field
The present invention relates to utilize the electricity generating device of wave energy, particularly a kind of Wave energy electric generator that has high efficiency and high reliability concurrently.
Background technique
At present, mainly there is following problem in use in wave energy generating set: safety reliability and wave energy conversion ratio can not be taken into account, and construction cost is higher, are subjected to the restriction of landform or sea conditions stronger, can not realize scale, commercial application well.
Application number is that the patent application of 200910050526.X discloses a kind of floating cofferdam type wave generating set, and the potential energy of wave and kinetic energy changed into electric energy by hydraulic turbine generator when it utilized tiding.Its defective is: Wave energy electric generator is provided with automatic control system, makes device too complicated, and poor reliability is difficult to realize practical application, and automatic control system itself also has energy consumption.
The development trend of following Wave energy electric generator is: the Wave energy electric generator of development high efficiency, high reliability, low construction cost.This just requires, and Wave energy electric generator is taken into account steadily, wave energy conversion ratio and reliability of structure efficiently, and in wave energy technology is that all right ripe present stage, it is very important that reliability seems, efficient can be hanged down in case of necessity, but still needs higher reliability.Also should consider to adapt to different sea areas wave and sea conditions simultaneously, reduce cost of electricity-generating, realize scale, industrialization development.
Summary of the invention
The present invention aims to provide the Wave energy electric generator of a kind of high efficiency, high reliability, low construction cost, to adapt to different landform and sea conditions.
Technological scheme of the present invention is: a kind of Wave energy electric generator comprises wave energy collection converting system 1, hydraulic generator system 2 and anchor system 3.
Wave energy is collected converting system 1 and is comprised wet pit 101, draw unrestrained plate 102, poly-ripple plate 103 and outlet pipe 104, hollow equilateral ten two prism structures of wet pit 101 for surrounding by 12 blocks of side plates 105, its cross section is equilateral 12 prismatics, its top is water intake 106, the bottom is provided with water outlet 107 and bottom platform 108, the wet pit arranged outside is drawn unrestrained plate 102, drawing unrestrained plate 102 upper ends is connected with wet pit side plate 105 upper ends, the lower end diagonally extending is to the wet pit base plane, adjacent joint of drawing unrestrained plate 102 is provided with poly-ripple plate 103, and wet pit water outlet 107 places are provided with the outlet pipe 104 of downward extension.
Described to draw unrestrained plate 102 gradients be 2: 3, is suitable for wave and climbs and climb up and over, and draws unrestrained plate 102 and be isosceles trapezoid, and quantity is 12.
Described poly-ripple plate 103 is an irregular quadrilateral, and is preferred irregular trapezoidal, vertically is installed on adjacent joint of drawing unrestrained plate 105, and quantity is 12, the equidistant arrangement.Poly-ripple plate 103 can prevent that not only wave from climbing in the process toward the both sides landing, with the wave energy of catching as much as possible, and helps wave and climbs and increase wave height in the process.
Described outlet pipe 104 calibers are 1/4 of wet pit water intake 106 radial distances.
Described generator strut 204 quantity are 3 or 6, and strut 204 1 ends are fixedly connected on the generator stuffing box gland 207, and the other end is fixedly connected on wet pit water intake 106 edges.
Described water turbine 201 is an axial flow paddle formula water turbine 210, be fixed in the ingress of outlet pipe 104 by bearing 205 and strut 206, bearing 205 is connected on the bottom platform 108 of wet pit by strut 206, strut 206 quantity of described bearing 205 are 3, strut 206 1 ends are fixedly connected on the bearing 205, and the other end is fixedly connected on the wet pit bottom platform 108.
Described axial flow paddle formula water turbine 210 comprises runner 212 and blade 211, its blade 211 is installed on its runner 212 perpendicular to the shaft axis of axial flow paddle formula water turbine, blade 211 is central concave inward structure, blade upstream face 213 is the arc shaped surface of indent, back side 214 is the arc shaped surface of evagination, the tangent line of arc shaped surface and the angle of shaft axis are 45 °, blade 211 quantity are 6, blade 211 chord lengths are 0.45m, the wide parameter of blade 211 leaves is, root 0.21m, end 0.33m, blade 211 tops are circular arc.The axial flow paddle formula water turbine 210 that the technical program provides can move under low water head difference Δ H=1.5m～2.0m, has reduced the requirement of Wave energy electric generator to head.
Described water turbine 201 is a curved surface bucket formula water turbine 220, and it is fixed in the outlet pipe 104 by bearing 226.Described outlet pipe 104 upper ends are provided with S type guide plate 225, and an end of described guide plate 225 is fixed on the water outlet tube wall, and an end extends to blade 223 upper ends of curved surface bucket formula water turbine 220.When selecting curved surface bucket formula water turbine 220 for use, described driving mechanism 203 comprises two transmission shafts 208 and two steering bearings 224, two transmission shafts 208 are distinguished an end separately and are connected generator 202, and the other end is connected by the end of steering bearing 224 with the rotating shaft 222 of curved surface bucket formula water turbine 220.
Described curved surface bucket formula water turbine 220 comprises rotating shaft 222 and blade 223, the rotating shaft 222 outer shells 221 that are provided with, blade 223 is installed on the shell 221 perpendicular to the shaft axis of curved surface bucket formula water turbine 220, blade 223 is a curved-surface structure, the curved surface camber is 45 °, and blade 223 quantity are 8, equidistantly is fixed on the shell 221, blade 223 chord lengths are 0.13m, and leaf is wide to be 0.3m.The curved surface bucket formula water turbine 220 that the technical program provides can move under low water head difference Δ H=1.5m～2.0m, has reduced the requirement of Wave energy electric generator to head.
Anchor system 3 comprises anchor chain 301, loading suspended block 302 and gravity anchor 303, gravity anchor 303 is anchored on the sea bed, anchor chain 301 1 ends are fixed on the gravity anchor 303, the other end is connected in the angle end of wet pit 101 exterior bottom, anchor chain 301 is the center with wet pit 101, the distribution that is centrosymmetric, loading suspended block 302 hangs on the anchor chain 301 by short chain 304.Less because of work water depth of the present invention, mean depth is 10m, and without cable wire, it all is better than cable wire intensity, specific elongation, fracture potential, wear-resisting undermining on the various performances such as corrosion-resistant so adopt anchor chain.Because electricity generating device might be subjected to the active force from all directions, so this anchor system design proposal is selected for use distributed.
Beneficial effect of the present invention is: (1) the invention belongs to the floating type Wave energy electric generator, and wave energy utilization ratio height goes for different sea situations and depth condition, not influenced by tidal range, can realize commercially producing, and reduces cost of electricity-generating; (2) the wave energy conversion ratio is higher, respectively draw unrestrained plate composition shuttle table type and draw unrestrained face, can absorb the wave of different incident directions and frequency, simultaneously, be assemblied in the poly-ripple plate that draws on the unrestrained face and both can have prevented that wave from collecting more wave energy toward the both sides landing and can raise climbing of wave simultaneously, help the unrestrained more of wave, collect more wave energy, improve the wave energy conversion efficiency; (3) water turbine can move under low water head, has reduced the requirement of Wave energy electric generator to head; (4) reliability height, the movable part of device is less, the global stability height, reliability is good, can take into account reliability of structure and wave energy conversion ratio; (5) many anchor chain symmetric types of anchor system distribute, the global stability height, and reliability is good, adopt the anchor chain form, underwater construction is less, and construction cost is low, adopt anchor chain half stiffness system, have controllability, can be according to the automatic adjustment of SEA LEVEL VARIATION position, anchor chain hangs the loading suspended block, increase anchor chain rigidity, increase the anchor chain pulling force, reduce the device motion response, the assurance device proper functioning.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present invention;
Fig. 2 is the three-dimensional structure diagram that intermediate wave energy of the present invention is collected converting system;
Fig. 3 is a fragmentary cross-sectional view of the present invention;
Fig. 4 is the schematic representation that draws unrestrained plate among the present invention;
Fig. 5 is the schematic representation of poly-ripple plate among the present invention;
Fig. 6 is the fragmentary cross-sectional view of embodiment 1 among the present invention;
Fig. 7 is the structural representation of axial flow paddle formula hydraulic generator system among the present invention;
Fig. 8 is the structural representation of axial flow paddle formula water turbine among the present invention;
Fig. 9 is the fragmentary cross-sectional view of embodiment 2 among the present invention;
Figure 10 is the fragmentary cross-sectional view of embodiment 2 among the present invention;
Figure 11 is the part enlarged view of Figure 10 among the present invention;
Figure 12 is the plan view of embodiment 2 among the present invention;
Figure 13 is the structural representation of mean camber blade type hydraulic generator of the present invention system;
Figure 14 is the structural representation of mean camber blade type water turbine of the present invention;
Figure 15 is the fragmentary cross-sectional view of mean camber blade type hydraulic generator of the present invention system;
Figure 16 is the schematic representation of guide plate among the present invention;
Figure 17 is the structural representation of anchor system among the present invention;
Figure 18 is the structural representation of anchor system among the present invention;
Figure 19 is the distribution schematic diagram of the loading suspended block of anchor system among the present invention.
Wherein, the 1-wave energy is collected converting system, 2-hydraulic generator system, 3-anchor system, 101-wet pit, 102-draw unrestrained plate, and 103-gathers the ripple plate, the 104-outlet pipe, 105-side plate, 106-water intake, the 107-water outlet, 108-bottom platform, 201-water turbine, the 202-generator, 203-driving mechanism, 204-strut, the 205-bearing, 206-strut, 207-stuffing box gland, the 208-transmission shaft, 209-axle sleeve, 210-axial flow paddle formula water turbine, the 211-blade, 212-runner, 213-blade upstream face, 214-blade back side, 220-curved surface bucket formula water turbine, 221-shell, the 222-rotating shaft, 223-blade, 224-steering bearing, the 225-guide plate, 226-bearing, 301-anchor chain, 302-loading suspended block, 303-gravity anchor, 304-short chain.
Embodiment
Specify the present invention in conjunction with the embodiments.
Embodiment 1:
Referring to Fig. 1 and Fig. 3, Wave energy electric generator comprises wave energy collection converting system 1, hydraulic generator system 2 and anchor system 3.
Referring to Fig. 2-Fig. 5, wave energy is collected converting system 1 and is comprised wet pit 101, draws unrestrained plate 102, gathers ripple plate 103 and outlet pipe 104.Hollow equilateral ten two prism structures of wet pit 101 for surrounding by 12 blocks of side plates 105, its cross section is equilateral 12 prismatics, and its top is water intake 106, and the bottom is provided with water outlet 107 and bottom platform 108.The wet pit arranged outside is drawn unrestrained plate 102, draws unrestrained plate 102 upper ends and is connected with wet pit side plate 105 upper ends, and the lower end diagonally extending is to the wet pit base plane.Drawing unrestrained plate 102 gradients is 2: 3, is suitable for wave and climbs and climb up and over, and draws unrestrained plate 102 and is isosceles trapezoid, and quantity is 12.Adjacent joint of drawing unrestrained plate 102 is provided with poly-ripple plate 103, and poly-ripple plate 103 is an irregular quadrilateral, and is preferred irregular trapezoidal, vertically is installed on adjacent joint of drawing unrestrained plate 105, and quantity is 12, the equidistant arrangement.Wet pit water outlet 107 places are provided with the outlet pipe 104 of downward extension.Outlet pipe 104 calibers are 1/4 of wet pit water intake 106 radial distances.
Referring to Fig. 3, hydraulic generator system 2 comprises water turbine 201, generator 202 and driving mechanism 203, and water turbine 201 and generator 202 are by driving mechanism 203 upper and lower settings, and water turbine 201 is positioned at the below of generator 202.Generator 202 is installed on the top of wet pit 101 by strut 204, is higher than the water intake 106 of wet pit, and generator 202 is connected with water turbine 201 by driving mechanism 203, and water turbine 201 is positioned at outlet pipe 104.Described driving mechanism 203 comprises transmission shaft 208, the transmission shaft 208 outer axle sleeves 209 that are provided with.Described generator 202 outer installment stuffing box glands 207.Generator strut 204 quantity are 6, and strut 204 1 ends are fixedly connected on the generator stuffing box gland 207, and the other end is fixedly connected on wet pit water intake 106 edges.
Referring to Fig. 6-Fig. 8, water turbine 201 is selected axial flow paddle formula water turbine 210 for use, be fixed in the ingress of outlet pipe 104 by bearing 205 and strut 206, bearing 205 is connected on the bottom platform 108 of wet pit by strut 206, strut 206 quantity of described bearing 205 are 3, strut 206 1 ends are fixedly connected on the bearing 205, and the other end is fixedly connected on the wet pit bottom platform 108.Axial flow paddle formula water turbine 210 comprises runner 212 and blade 211, its blade 211 is installed on its runner 212 perpendicular to the shaft axis of axial flow paddle formula water turbine, and blade 211 is central concave inward structure, and blade upstream face 213 is the arc shaped surface of indent, back side 214 is the arc shaped surface of evagination, the tangent line of arc shaped surface and the angle of shaft axis are 45 °, and blade 211 quantity are 6, and blade 211 chord lengths are 0.45m, the wide parameter of blade 211 leaves is, root 0.21m, end 0.33m, blade 211 tops are circular arc.
Referring to Figure 16-Figure 18, anchor system 3 comprises anchor chain 301, loading suspended block 302 and gravity anchor 303, gravity anchor 303 is anchored on the sea bed, anchor chain 301 1 ends are fixed on the gravity anchor 303, the other end is connected in the angle end of wet pit 101 exterior bottom, anchor chain 301 is the center with wet pit 101, the distribution that is centrosymmetric, and loading suspended block 302 hangs on the anchor chain 301 by short chain 304.Anchor chain 301 quantity of anchor system 3 are 6, and the preferred M3 of model, anchor chain diameter are 60mm, and the aerial quality of anchor chain 301 unit lengths is 75-80kg/m, and the length of single anchor chain 301 is 27.5m, and the horizontal span of single anchor chain 301 is 22m; The quantity of loading suspended block 302 is 6, and monolithic loading suspended block 302 aerial quality are 1000-1100kg, and loading suspended block 302 is 17.5m apart from the distance of anchor chain 301 lower end; Short chain 304 quantity are the 1-3 root; The sinker that gravity anchor 303 is made for reinforced concrete.
Referring to Fig. 1-Fig. 8, when the wave of different direction, frequency arrived wave collection converting system 1 bottom, unrestrained plate 102 was upwards soaring along drawing, and arrives water intake 106, finally intrudes in the wet pit 101.The gradient of drawing unrestrained plate 102 is 2: 3, is suitable for wave and climbs and climb up and over, and poly-ripple plate 103 can prevent that not only wave from climbing in the process toward the both sides landing, with the wave energy of catching as much as possible, and helps wave and climbs and increase wave height in the process.In this process, will more unsettled incident wave energy be converted to the potential energy of water bodys in the wet pit 101.After wave enters wet pit 101, enter outlet pipe 104 by water outlet 107.Current from top to bottom impact on the blade 211 of axial flow paddle formula water turbine 210, under the effect of water flow impact pressure, blade 211 rotates and takes turns 212 rotations, the transmission shaft 208 that drive is attached thereto rotates together, thereby drive generator 202 work of its upper end, finally convert electric energy to, water is discharged along outlet pipe 104.
Referring to Figure 16-Figure 18, when the Wave energy electric generator proper functioning, seaway load constantly acts on it, and the anchor chain 301 of its anchor system 3 has bigger initial tensile force, and loading suspended block 302 also increases kinetic damping, stops Wave energy electric generator significantly to move.When Wave energy electric generator has certain displacement, there is the anchor chain 301 of loading to produce bigger restoring force, make the Wave energy electric generator position of tending to balance.
Because Wave energy electric generator job site tidal level changes greatly, and anchor chain 301 is semirigid structure forms, when SEA LEVEL VARIATION, under the effect of Wave energy electric generator buoyancy, self gravitation, anchor chain pulling force, can change anchor chain 301 shapes, reach new equilibrium position, guarantee that Wave energy electric generator continues proper functioning.
When running into extreme sea condition, Wave energy electric generator is proper functioning no longer, need not consider the Wave energy electric generator motion this moment, only needs to guarantee that anchor system 3 is not destroyed, for Wave energy electric generator provides safety assurance.Because the anchor chain 301 of anchor system 3 all has big safety coefficient, the breakdown strength value is bigger, is not destroyed so can guarantee anchor system 3, is Wave energy electric generator safety assurance is provided.
Because of the seabed substrate in Wave energy electric generator predetermined work marine site is a basement rock, adopt the anchor of general pattern to be difficult to make anchor fluke to stretch into substrate and obtain enough big grip; And adopt pile need carry out underwater construction, construction cost is heightened.For this reason, determine to use gravity anchor 303, the sinker that promptly uses reinforced concrete to make replaces anchor.As long as gravity anchor 303 has enough negative buoyancys marine, can guarantee the reliability of anchoring by himself gravity, not sliding during the assurance device proper functioning drags of anchor, and can suitably be subjected to displacement extreme environment under, only needs assurance device that drift does not take place and loses.
Embodiment 2:
Referring to Fig. 9-Figure 15, water turbine 201 is selected curved surface bucket formula water turbine 220 for use, and it is fixed in the outlet pipe 104 by bearing 226.Described outlet pipe 104 upper ends are provided with S type guide plate 225, and an end of described guide plate 225 is fixed on the water outlet tube wall, and an end extends to blade 223 upper ends of curved surface bucket formula water turbine 220.When selecting curved surface bucket formula water turbine 220 for use, described driving mechanism 203 comprises two transmission shafts 208 and two steering bearings 224, two transmission shafts 208 are distinguished an end separately and are connected generator 202, and the other end is connected by the end of steering bearing 224 with the rotating shaft 222 of curved surface bucket formula water turbine 220.Curved surface bucket formula water turbine 220 comprises rotating shaft 222 and blade 223, the rotating shaft 222 outer shells 221 that are provided with, blade 223 is installed on the shell 221 perpendicular to the shaft axis of curved surface bucket formula water turbine 220, blade 223 is a curved-surface structure, the curved surface camber is 45 °, and blade 223 quantity are 8, equidistantly is fixed on the shell 221, blade 223 chord lengths are 0.13m, and leaf is wide to be 0.3m.
After wave enters wet pit 101, after entering outlet pipe 104 by water outlet 107, current from top to bottom impact on the blade 223 of curved surface bucket formula water turbine 220, under the effect of water flow impact pressure, blade 223 is 222 rotations around the shaft, thereby the potential energy converting and energy of current are become the kinetic energy of blade 223.Under the effect of inside and outside head difference, current promote the rotating shaft 222 of curved surface bucket formula water turbine 220 and rotate, and under the effect of steering bearing 224, rotating shaft 222 drives generator 202 work of its upper end by transmission shaft 208, finally convert electric energy to, water is discharged along outlet pipe 104.
All the other are with embodiment 1.
Claims (12)
1. a Wave energy electric generator is characterized in that, comprises wave energy collection converting system (1), hydraulic generator system (2) and anchor system (3);
Wherein, wave energy is collected converting system (1) and is comprised wet pit (101), draw unrestrained plate (102), poly-ripple plate (103) and outlet pipe (104), hollow equilateral ten two prism structures of wet pit (101) for surrounding by 12 blocks of side plates (105), its cross section is equilateral 12 prismatics, its top is water inlet (106), the bottom is provided with water outlet (107) and bottom platform (108), the wet pit arranged outside is drawn unrestrained plate (102), drawing unrestrained plate (102) upper end is connected with wet pit side plate (105) upper end, the lower end diagonally extending is to the wet pit base plane, adjacent joint of drawing unrestrained plate (102) is provided with poly-ripple plate (103), and wet pit water outlet (107) locates to be provided with the outlet pipe (104) of downward extension;
Hydraulic generator system (2) comprises water turbine (201), generator (202) and driving mechanism (203), water turbine (201) and generator (202) are by driving mechanism (203) upper and lower settings, water turbine (201) is positioned at the below of generator (202), generator (202) is installed on the top of wet pit (101) by strut (204), be higher than the water inlet (106) of wet pit, generator (202) is connected with water turbine (201) by driving mechanism (203), water turbine (201) is positioned at outlet pipe (104), described driving mechanism (203) comprises transmission shaft (208), the outer axle sleeve (209), described generator (202) outer installment stuffing box gland (207) of being provided with of transmission shaft (208);
Anchor system (3) comprises anchor chain (301), loading suspended block (302) and gravity anchor (303), gravity anchor (303) is anchored on the sea bed, anchor chain (301) one ends are fixed on the gravity anchor (303), the other end is connected in the angle end of wet pit (101) exterior bottom, anchor chain (301) is the center with wet pit (101), the distribution that is centrosymmetric, loading suspended block (302) hangs on the anchor chain (301) by short chain (304).
2. Wave energy electric generator according to claim 1 is characterized in that, described to draw unrestrained plate (102) gradient be 2: 3, is isosceles trapezoid, and quantity is 12.
3. Wave energy electric generator according to claim 1 is characterized in that, described poly-ripple plate (103) is an irregular quadrilateral, vertically is installed on adjacent joint of drawing unrestrained plate (102), and quantity is 12, the equidistant arrangement.
4. Wave energy electric generator according to claim 1 is characterized in that, described outlet pipe (104) caliber is 1/4 of wet pit water inlet (106) radial distance.
5. Wave energy electric generator according to claim 1, it is characterized in that, described generator strut (204) quantity is 3 or 6, and strut (204) one ends are fixedly connected on the generator stuffing box gland (207), and the other end is fixedly connected on wet pit water inlet (106) edge.
6. Wave energy electric generator according to claim 1, it is characterized in that, described water turbine (201) is an axial flow paddle formula water turbine (210), comprise runner (212) and blade (211), its blade (211) is installed on its runner (212) perpendicular to the shaft axis of axial flow paddle formula water turbine, blade (211) is central concave inward structure, blade upstream face (213) is the arc shaped surface of indent, and back side (214) is the arc shaped surface of evagination, and the tangent line of arc shaped surface and the angle of shaft axis are 45 °, blade (211) quantity is 6, blade (211) chord length is 0.45m, and the wide parameter of blade (211) leaf is root 0.21m, end 0.33m, blade (211) top is a circular arc.
7. Wave energy electric generator according to claim 7, it is characterized in that, described axial flow paddle formula water turbine (210) is fixed in the ingress of outlet pipe (104) by bearing (205) and strut (206), bearing (205) is connected on the bottom platform (108) of wet pit by strut (206), strut (206) quantity of described bearing (205) is 3, strut (206) one ends are fixedly connected on the bearing (205), and the other end is fixedly connected on the wet pit bottom platform (108).
8. Wave energy electric generator according to claim 1, it is characterized in that, described water turbine (201) is a curved surface bucket formula water turbine (220), it comprises rotating shaft (222) and blade (223), the outer shell (221) that is provided with of rotating shaft (222), blade (223) is installed on the shell (221) perpendicular to the shaft axis of curved surface bucket formula water turbine (220), blade (223) is a curved-surface structure, the curved surface camber is 45 °, blade (223) quantity is 8, equidistantly be fixed on the shell (221), blade (223) chord length is 0.13m, and leaf is wide to be 0.3m.
9. Wave energy electric generator according to claim 9 is characterized in that, described curved surface bucket formula water turbine (220) is fixed in the outlet pipe (104) by bearing (226).
10. Wave energy electric generator according to claim 9, it is characterized in that, described outlet pipe (104) upper end is provided with S type guide plate (225), and an end of described guide plate (225) is fixed on the water outlet tube wall, and an end extends to blade (223) upper end of curved surface bucket formula water turbine (220).
11. Wave energy electric generator according to claim 9, it is characterized in that, described driving mechanism (203) comprises two transmission shafts (208) and two steering bearings (224), two transmission shafts (208) are distinguished an end separately and are connected generator (202), and the other end is connected by the end of steering bearing (224) with the rotating shaft (222) of curved surface bucket formula water turbine (220).
12. Wave energy electric generator according to claim 1, it is characterized in that, anchor chain (301) quantity of described anchor system (3) is 6, anchor chain diameter is 60mm, the aerial quality of anchor chain (301) unit length is 75-80kg/m, the length of single anchor chain (301) is 27.5m, and the horizontal span of single anchor chain (301) is 22m; The quantity of described loading suspended block (302) is 6, and the aerial quality of monolithic loading suspended block (302) is 1000-1100kg, and loading suspended block (302) is 17.5m apart from the distance of anchor chain (301) lower end; Described short chain (304) quantity is the 1-3 root; The sinker that described gravity anchor (303) is made for reinforced concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105753625A CN101984251B (en) | 2010-12-06 | 2010-12-06 | Wave energy generating set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105753625A CN101984251B (en) | 2010-12-06 | 2010-12-06 | Wave energy generating set |
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| CN101984251A true CN101984251A (en) | 2011-03-09 |
| CN101984251B CN101984251B (en) | 2012-01-11 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108933A (en) * | 2011-03-21 | 2011-06-29 | 中国水利水电科学研究院 | Coastal wave energy power generating system with parametric resonance |
| GB2496856A (en) * | 2011-11-22 | 2013-05-29 | David Frederick Mann | Dome shaped wave energy reaction member |
| CN103573543A (en) * | 2013-11-21 | 2014-02-12 | 中国海洋大学 | Energy storage mechanism capable of starting and stopping automatically |
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| WO2015074168A1 (en) * | 2013-11-21 | 2015-05-28 | 中国海洋大学 | Layered wave-overtopping type wave energy power-generating apparatus |
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| CN104358230A (en) * | 2014-07-09 | 2015-02-18 | 广州中国科学院工业技术研究院 | Slit preventing and desilting device and method for harbor basin |
| CN104358230B (en) * | 2014-07-09 | 2016-08-24 | 广州中国科学院工业技术研究院 | A kind of basin silt-proof desilting apparatus and method |
| CN105257464A (en) * | 2014-07-10 | 2016-01-20 | 裘尧云 | Floating wave swinging hydroelectric power plant |
| CN105257464B (en) * | 2014-07-10 | 2017-12-01 | 裘尧云 | Wave waterborne waves water-power plant |
| CN105332358A (en) * | 2014-08-15 | 2016-02-17 | 陈文彬 | Double-condensational-wave-channel electricity generation breakwater |
| CN105332358B (en) * | 2014-08-15 | 2019-01-25 | 陈文彬 | Double contraction radio frequency channel generation breakwaters |
| CN105927461A (en) * | 2016-06-03 | 2016-09-07 | 武汉理工大学 | Wave-focusing turbine type power generating device |
| CN105927461B (en) * | 2016-06-03 | 2019-01-22 | 武汉理工大学 | A kind of poly- wave turbine type power generator |
| CN107120224A (en) * | 2017-06-30 | 2017-09-01 | 济宁紫金机电技术有限公司 | Efficient energy-collecting concatermer multichannel wave, tide, ocean current, wind generator system |
| CN107120224B (en) * | 2017-06-30 | 2023-09-08 | 济宁紫金机电技术有限公司 | High-efficiency energy-gathering multi-body multi-channel sea wave, tide, ocean current and wind power generation system |
| CN109209775A (en) * | 2018-09-30 | 2019-01-15 | 中国海洋大学 | A kind of wind energy and wave energy composite generating set and its electricity-generating method |
| CN109209775B (en) * | 2018-09-30 | 2020-02-21 | 中国海洋大学 | Wind energy and wave energy comprehensive power generation device and power generation method thereof |
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