CN100562659C - Non-dam hydraulic power generating system - Google PatentsNon-dam hydraulic power generating system Download PDF
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- CN100562659C CN100562659C CNB2007100482748A CN200710048274A CN100562659C CN 100562659 C CN100562659 C CN 100562659C CN B2007100482748 A CNB2007100482748 A CN B2007100482748A CN 200710048274 A CN200710048274 A CN 200710048274A CN 100562659 C CN100562659 C CN 100562659C
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- water turbine
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The invention belongs to a kind of power generation system, particularly be applicable to the non-dam hydraulic power generating system that utilizes the natural flows generating.
In the process that China's economy develops rapidly, energy problem has become the major issue that can China's economy keep sustainable development.Therefore, fuel energy lack day by day now, it is important all the more that the development and utilization various energy resources just seems.
In thousands of kilometers very long rivers and lakes of China, the length that the hydroelectric generator generating is installed of can barrage building a dam is less than 1% of rivers, lake total length, and this just means that rivers, the lake 99% or more installation generator of can not realizing building a dam generates electricity.
And traditional barrage water generating of building a dam, not only investment is big, construction period is long, cause certain ecological failure, the more important thing is most water resources of can not barrage building a dam generating have been wasted, make the human energy that uses exceedingly rely on fossil energy sources, as oil, coal etc., not only bring the pressure of resource exhaustion to the mankind, the more important thing is destroyed human anti-with survival environment.
Summary of the invention
The objective of the invention is: the problem that generation investment is big, the cycle long, influence is ecological that the rivers that solving is not suitable for building a dam at present installs generator, the waterpower in lake can not be utilized and barrage is built a dam, provide a kind of and can build a dam, utilize the natural flows generating, invest little, the cycle lacks, the non-dam hydraulic power generating system little to ecology influence.
For realizing purpose of the present invention, the water turbine that can be rotated by water impact is set on river or waterfall, and with the rotating shaft of water turbine by mechanical drive mode (as belt pulley, gear, angle gears etc.) rotating shaft with generator flexibly connects, or directly in river with drop or the waterfall upstream extremity offer the drainage system (airtight drainage trough or drainage tube) that extends to its downstream along its flow direction, water turbine and the incorporate hydraulic turbine generator of generator are arranged on the water outlet place of drainage system, then water impact is made the kinetic energy of water turbine rotation pass to generator, by generator kinetic energy is converted into electric energy, electricity supply and use equipment uses, and realizes need not the purpose of building a dam and can generate electricity.
Concrete technological scheme is as follows:
Non-dam hydraulic power generating system, comprise water turbine and the generator that is rotationally connected with it, or water turbine and the incorporate hydraulic turbine generator of generator, described water turbine or hydraulic turbine generator are arranged in the river, or are arranged on along the river the water outlet place that stream or waterfall flow to the drainage system of offering.This comprises several technological schemes that meet foregoing invention general plotting, and promptly water turbine is arranged in the river, and generator is arranged on the pontoon on riverbank or the river, drives water turbine by water impact, and water turbine drives generator output electric energy again; Or directly water turbine and the incorporate hydraulic turbine generator of generator are arranged in the river; Or water turbine is arranged on along the river the riverbank that stream or waterfall flow to the water outlet place of the drainage system of offering, the generator that is rotationally connected with water turbine is arranged on the riverbank; Or hydraulic turbine generator directly is set on the riverbank at the water outlet place of drainage system.The above-mentioned no dam power generation system that also comprises the dam downstream that is arranged on existing dam power station drives water turbine by the water flow impact pressure at dam water outlet place and drives generator output electric energy again.
The impeller shaft of described water turbine is to consistent with the water (flow) direction in river, support is made of with the cross bar parallel with river surface the column that vertically is fixed on the river bed, water turbine is fixed between the cross bar, cross bar and column are for flexibly connecting, water turbine can move up and down along column with cross bar, and the water turbine rotating shaft is rotationally connected by belt pulley or gear and alternator shaft.
The impeller of the described water turbine radially water (flow) direction with the river is consistent, and the water turbine rotating shaft is rotationally connected by bearing and support, and is rotationally connected by gear or belt pulley and alternator shaft.
The impeller shaft of described water turbine is to consistent with the water (flow) direction in river, water turbine is fixedly installed between two pontoons, one end of pontoon is connected with the column that vertically is fixed on the support on the riverbank respectively by link press span, the other end of pontoon respectively with rack cross-bar on montant flexibly connect, water turbine can move up and down along montant with pontoon, generator is arranged on the pontoon or in its hull, and alternator shaft and water turbine rotating shaft are connected by gear or belt pulley or sprocket rotation.
The impeller of the described water turbine radially water (flow) direction with the river is consistent, water turbine is fixedly installed between two pontoons, one end of pontoon is connected with the column that vertically is fixed on the support on the riverbank respectively by link press span, the other end of pontoon respectively with rack cross-bar on montant flexibly connect, water turbine can move up and down along montant with pontoon, generator is arranged on the pontoon or in its hull, and alternator shaft and water turbine rotating shaft are connected by gear or angle gear or sprocket rotation.
Be set with a plurality of water turbine between the described pontoon, each water turbine rotating shaft all is rotationally connected by gear or belt pulley or sprocket wheel or angle gear and alternator shaft respectively.
Described water turbine can flow along the river on width and the length direction and be provided with at least two, forms the generator set of array-type, to improve the output power of generator, effective use of energy sources better.
Flexibly connect by universal joint between the described pontoon, to improve the movable property between the pontoon.
Described electricity generating device also comprises the steel structure filter screen that is arranged in the river, water turbine the place ahead.
Described drainage system is a drainage tube, and its water inlet is opened in the upstream extremity of river or waterfall, and is provided with filter screen at the water inlet place; Its water outlet is opened in the downstream of river or waterfall, and water outlet is connected with hydraulic turbine generator.
Described drainage system is a drainage tube, and its water inlet is opened in the upstream extremity of river or waterfall, and is provided with filter screen at the water inlet place; Its water outlet is opened in the downstream of river or waterfall, and in the river or the downstream of waterfall be provided with the tower that catchments, the catchment upper end of tower is lower than the height of drainage system water inlet, the drainage system water outlet is communicated with the tower upper end of catchmenting, form inverted siphon, the tower bottom of catchmenting offers the dewatering outlet, and this dewatering outlet is connected with hydraulic turbine generator.
Described non-dam hydraulic power generating system is arranged on the dam downstream in existing dam power station, water turbine is arranged on the bottom in funnel form pond, and be rotationally connected with the generator that is arranged on the pontoon by belt or chain or gear or angle gear, pontoon is arranged on the both sides in funnel form pond, the water intake end in funnel form pond is provided with flow guide device, flow guide device is communicated with the water outlet and the floodwater releasing port in existing dam power station, flow guide device, pontoon is fixed by the stent support that the column that is fixed on the river bed reaches the cross bar formation that flexibly connects with column, the junction point of funnel form pond and flow guide device is provided with valve system, valve system is made of gate chute and gate, fixedly connected with the flow guide device lower end in the gate upper end, the gate chute is fixedlyed connected with pontoon.Can be arranged on away from the dam place, to avoid the influence to dam, the water outlet of dam and floodwater releasing port thereof can be introduced the flow guide device of non-dam hydraulic power generating system with flexible pipe or groove.
The present invention is by being provided with radially in the river or the axial water turbine consistent with the water (flow) direction in river, and the rotating shaft of water turbine and the rotating shaft of generator be rotationally connected by mechanical drive mode, particularly water turbine is supported in the river by support, or with combining of pontoon water turbine is supported in the river by support, or stream or waterfall flow to and to offer current that drainage system will be in height above sea level and guide into and be in the low downstream of height above sea level along the river, the Conversion of energy that makes the water impact water turbine is the mechanical kinetic energy of water turbine rotation, rotating shaft by water turbine passes to generator with kinetic energy again, by generator this kinetic energy is converted into electric energy, electricity supply and use equipment uses.
As seen, adopt the present invention of said structure, the potential energy that the river can be produced because of drop of just need not building a dam is used through the kinetic energy that the impact of current is converted into generator, invest little, several thousand yuan, several ten thousand yuan all can be built up generating, traditional barrage is built a dam every kilowatt and is made an investment in more than 5,000 to 10,000 yuan, and every kilowatt of investment of non-dam hydraulic power generating system can be reduced to about 2,000 yuan; And the construction period is short, and traditional barrage construction period of building a dam needs several years to decades, can build up generating with interior at one hour and non-dam hydraulic power generating system is the fastest.Therefore, non-dam hydraulic power generating system not only can avoid traditional barrage to build a dam, and hydroelectric investment is big, the construction period long, destroy ecological problem, and can be widely used in the river of can not barrage building a dam, its energy development of containing is come out to be used, to alleviate human depending on unduly to fossil energy sources, guarantee human sustainable development simultaneously again, have good social benefit, economic benefit, the more important thing is the good environmental benefit of generation.In the various rivers that have drop, can flow, be specially adapted to have in the waterfall of drop.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the structural representation of the embodiment of the invention 2;
Fig. 3 is the structural representation of the embodiment of the invention 3;
Fig. 4 is the structural representation of the embodiment of the invention 4;
Fig. 5 is the structural representation of the embodiment of the invention 5;
Fig. 6 is the structural representation of the embodiment of the invention 6;
Fig. 7 is the schematic representation that water turbine rotating shaft of the present invention and alternator shaft are rotationally connected;
Fig. 8 is the structural representation of the embodiment of the invention 7;
Fig. 9 is the structural representation of the embodiment of the invention 9;
Figure 10 is the structural representation of the embodiment of the invention 10;
Figure 11 is the structural representation of the embodiment of the invention 11;
Figure 12 is the structural representation of the embodiment of the invention 12;
Figure 13 is the structural representation of valve system among Figure 12;
Figure 14 is the structural representation of the embodiment of the invention 13;
Figure 15 is the structural representation of the embodiment of the invention 14;
Number in the figure, the 1st, the riverbank, the 2nd, the river, 2a is a drainage system, the 3rd, generator, 3a are alternator shafts, the 4th, and support, 4a are the columns of support, 4b is the cross bar of support, and 4c is the montant of support, the 5th, and water turbine, 5a are the water turbine rotating shafts, the 6th, pontoon, the 7th, link press span, the 8th, hydraulic turbine generator, the 9th, filter screen, the 10th, the tower that catchments, the 11st, funnel form pond, the 12nd, gate, the 13rd, gate chute, the 14th, draw big vast pipeline, the 15th, flow guide device, the 16th, valve system.
The present invention is further illustrated below in conjunction with specific embodiments and the drawings.
Embodiment 1: as shown in Figure 1, in the river 2 between riverbank 1, four root post 4a have straight up been fixedly installed in its river bed, between two root post 4a on the water (flow) direction in river 2, be connected with cross bar 4b respectively, cross bar 4b is parallel to the water surface in river 2, is fixedly connected with shrouding of water turbine 5 between the cross bar 4b, shrouds to be cylindrical for lattice-shaped of both ends open, periphery, its inside is provided with the impeller of propeller formula, impeller axially consistent with the water (flow) direction in river 2.Cross bar 4b is that the movable of loose fit is connected with column 4a, and water turbine 5 can move up and down along column 4a with cross bar 4b, with the variation of adjusted stream 2 different water levels.Column 4a, cross bar 4b, and on river 2 width directions, be connected the fixing rod formation support 4 of fixedlying connected between the column 4a, with shrouding of water turbine 5, this fixing rod also can move up and down along column 4a.
Water turbine rotating shaft 5a is rotationally connected with the alternator shaft 3a that is arranged on the generator 3 on the riverbank 1 by belt pulley.
Embodiment 2: basic structure such as embodiment 1, wherein water turbine shroud the funnel form that changes into as shown in Figure 2, further economical with materials, save cost.
Embodiment 3: as shown in Figure 3, three root post 4a of support 4 are fixedly mounted on the river bed in river 2, be provided with a water turbine 5 between the two adjacent successively root post 4a, water turbine 5 is a Waterwheel-type, be provided with on its circumference along its axial arranged blade formation impeller, the radially water (flow) direction with river 2 of impeller is consistent.
Water turbine rotating shaft 5a passes column 4a, and flexibly connects by bearing and column 4a, and the one end is rotationally connected with the alternator shaft 3a that is arranged on the generator 3 on the riverbank 1 by gear, also can be rotationally connected by belt pulley and alternator shaft 3a.
Embodiment 4: as shown in Figure 4, support 4 comprises the four root post 4a that vertically are built up on the riverbank 1, and two sides are symmetrically distributed with 2 root post 4a respectively, and the two root post 4a that are positioned at the upstream are provided with link press span 7, link press span 7 can be a steelframe, also can wirerope or wire rope.The river surface in river 2 is provided with two pontoons 6, is fixed with the 1 described water turbine 5 as embodiment between the pontoon 6.Link press span 7 is fixedlyed connected with the front end of pontoon 6.Be provided with two cross bar 4b between the two root post 4a of downstream direction, be provided with two montant 4c between two cross bar 4b.Montant 4c is provided with can be along its kink that moves up and down, and this kink is fixedlyed connected with the tail end of pontoon 6, and to satisfy the requirement that pontoon 6 moves up and down with the SEA LEVEL VARIATION in river 2, also fixedly pontoon 6 afterbodys prevent to swing.The main effect of pontoon 6 is the requirements that adapt to water surface ups and downs, accomplishes that when the river rises the boat goes up, can rise and can fall, and guarantee the draft that water turbine 5 under any circumstance all is maintained fixed, and can not influence the operation of generating because of the variable height of flow plane.The making of pontoon 6 both can be made the function that the ship type has steamer as shipbuilding, also available timber, plastics, rubber, steel etc. are made into the buoy of other geometrical shape, to satisfy the different needs in big or small river.
Generator 3 is arranged in the hull of pontoon 6 or on the deck, alternator shaft 5a is rotationally connected by the water turbine rotating shaft 5a of belt pulley or sprocket wheel and water turbine 5.Generator 3 available wind generators, also available traditional generator.
Embodiment 5: basic structure such as embodiment 4, wherein water turbine 5 shroud the funnel form that changes into as shown in Figure 5, water turbine 5 is installed in the afterbody that shrouds, the water intake size is greater than the water outlet size, be in order to assemble the energy of water, with the output power of further raising generator 3.
Embodiment 6: as shown in Figure 6, basic structure such as embodiment 4, wherein water turbine 5 is a Waterwheel-type, is provided with on its circumference along its axial arranged blade, the radially water (flow) direction with river 2 of water turbine 5 is consistent.
Generator 3 is arranged in the hull of pontoon 6, and alternator shaft 3a is rotationally connected with the angle gear of water turbine rotating shaft 5a by as shown in Figure 7 straight down.
Embodiment 7: basic structure such as embodiment 5, be provided with tandem two water turbine 5 along its length direction between the pontoon 6, the water turbine rotating shaft 5a of two water turbine 5 is rotationally connected by belt pulley or sprocket wheel and the alternator shaft 3a that is arranged on the generator 3 on the pontoon 6 respectively, to increase the power that drives generator 3, improve the output power of generator.In the river 2 in pontoon 6 the place aheads, be provided with the steel structure filter screen,, avoid these foreign material that water turbine is impacted, guarantee generating safety to filter rubbish, the sandstone in the river 2.
Embodiment 8: basic structure such as embodiment 7, the width direction in river 2 is provided with a plurality of pontoons 6 that flexibly connect by universal joint, all be set with water turbine 5 between the adjacent pontoon 6, the water turbine rotating shaft 5a of water turbine 5 is rotationally connected by belt pulley or sprocket wheel and alternator shaft 3a respectively, and the driving direction unanimity of 5 pairs of generators of water turbine.Also a plurality of generators 3 can be set on pontoon 6, form generator set, improve generated output power, effective use of energy sources better.
Embodiment 9: as shown in Figure 9, support 4 is the conduit between the upstream and downstream riverbank 1 that is opened in river 2, and this conduit upper end communicates with 2 upstreams, river, with the river drainage to the river 2 downstream.Conduit is the border seal structure, can prolong along the river bank 1 arbitrarily and bury underground, the water intake size of its upstream keeps enough head pressures like this greater than the water outlet size in downstream, drive the water turbine 5 of water red switch wheel, propeller formula or the turbo type of Waterwheel-type, to drive generator 3 generatings.Water turbine 5 can be arranged in the conduit at conduit water outlet place or outside the conduit.Generator 3 can with water turbine 5 the same being arranged in the conduit, also can be arranged on the riverbank 1, can carry out transmission by belt pulley or gear or angle gear or sprocket wheel between water turbine 5 and the generator 3.Conduit is arranged in the water intake of river 2 upstream ends can be provided with the steel structure filter screen, to filter the foreign material such as sandstone in the river 2.
In the various embodiments described above, water turbine 5 and generator 3 can be designed to overall structure as required, constitute hydraulic turbine generator.
Embodiment 10: as shown in figure 10, on the riverbank 1 in river 2 with high drop or the waterfall of high drop on the bank, flow along the river 2 or the flow direction of waterfall offer drainage system 2a, drainage system 2a can be the drainage trough or the drainage tube of sealing.The water inlet of drainage system 2a is opened in the upstream extremity of river 2 or waterfall, and is provided with the filter screen 9 of steel structure in water inlet, to filter rubbish, the sandstone in the river 2, avoids these foreign material that water turbine is impacted, and guarantees generating safety.The water outlet of drainage system 2a is positioned at the lower end of river 2 downstream or waterfall, and is connected with hydraulic turbine generator 8.
Under the effect of gravity, current enter the drainage system 2a that lays along the riverbank 1 of its flow direction through producing big drop behind the certain-length from the upstream extremity in river 2, its working principle is exactly to utilize the sealing fluid physical efficiency that external force is added in pressure size above it unchangeably to all directions transmission (as ten thousand t hydraulic press and city water tower pipe network water supply).As required, some drainage troughs or drainage tube can be set as drainage system 2a, by being arranged on the hydraulic inductor at drainage system 2a water outlet place, the water flow that detects 2 upstream water inlet dry seasons of river and flood duration changes, to regulate water inlet and water outlet water flow regulating gate switch, realize regulating automatically.Because the water inlet flow is all the time greater than the water outlet flow, and keep drainage system 2a to be in sealing state, at this time just can obtain enough head pressures, can make the hydraulic turbine generator that is installed on the riverbank 1 export electric energy then.
Embodiment 11: as shown in figure 11, and basic structure such as embodiment 10.Be higher than ground, 1 place, riverbank at the drainage system 2a water outlet that is positioned at river 2 downstream, but highly be lower than the water inlet altitude of drainage system 2a, form inverted siphon.2 downstream is provided with the tower 10 that catchments in the river, and the upper end of the tower 10 that catchments communicates with the water outlet of drainage system 2a, the river that drainage system 2a introduces can be entered in the tower 10 that catchments.The catchment bottom of tower 10 offers the dewatering outlet, and this dewatering outlet is connected with hydraulic turbine generator 8.
Can flow some drainage troughs of 2 layings or drainage tube along the river as drainage system 2a, supply water by some drainage troughs or drainage tube in the tower 10 that catchments, and concentrated acting on the hydraulic turbine generator 8, be convenient to control, adjusting and generating.
By the retaining effect of the tower 10 that catchments, can obtain enough hydraulic drives hydraulic turbine generators 8 rotation output electric energy.
Present embodiment and embodiment's 10 main feature be exactly the designs simplification of will build in the past huge dam and reservoir generating be tubing (or adding the tower that catchments), and obtain the drop of equal height, under the situation that water flow equates, the generating effect is identical.
Embodiment 12: as shown in figure 12, non-dam hydraulic power generating system is arranged on the dam downstream side in existing dam power station.
Some root post 4a are set on dam, river, riverbank, and the loose fit installation can be along its up and down cross bar 4b on column 4a.Water turbine 5 is arranged on the bottom in funnel form pond 11, and be rotationally connected with the generator 3 that is arranged on the pontoon 6 by belt or chain or gear or angle gear, two pontoons 6 are arranged on the both sides in funnel form pond 11, the water intake end in funnel form pond 11 is provided with flow guide device 15, flow guide device 15 can be a guiding gutter, also can honeycomb duct.
Flow guide device 15 is communicated with the water outlet in existing dam power station, and communicates with the floodwater releasing port in dam power station by drawing big vast pipeline 14.Support 4 support fixation that flow guide device 15, pontoon 6 constitute by the cross bar 4b that column 4a reaches and column 4a flexibly connects that is fixed on the river bed, funnel form pond 11 is provided with valve system 16 with the junction point of flow guide device 15.As shown in figure 13, valve system 16 is made of gate chute 13 and gate 12, fixedlys connected with flow guide device 15 lower ends in gate 12 upper ends, and gate chute 13 is fixedlyed connected with pontoon 6.Like this, pontoon 6 just can adapt to the variation of river, downstream water surface ups and downs, can rise and can fall.
When the river is in dry season, dam downstream river level reduces, because dam and water turbine 5 are in level altitude and produce big drop with the downstream water surface, at this time enables flow guide device 15 and is connected with funnel form pond 11, drive water turbine 5 rotations, and then drive generator 3 rotation output electric energy; When the river is in flood duration, dam downstream river level raises and former water turbine 5 water outlet drops diminish, even may be zero or negative, but the dam upstream needs flood discharge, at this time enables to draw big vast pipeline 14 and the water of flood discharge flood duration is introduced funnel form pond 11 generate electricity.
Embodiment 13: as shown in figure 14, and basic structure such as embodiment 12.Water turbine 5 wherein is a Waterwheel-type, and the water impact of dam water outlet or floodwater releasing port makes water turbine 5 rotations, drives generator output electric energy.
Embodiment 14: as shown in figure 15, and basic structure such as embodiment 12.Pontoon 6 wherein is cancelled, the support 4 fixed support funnel form ponds 11 that are made of column 4a and cross bar 4b.The structure of support 4 and the same spline structure of the support in the previous embodiment, cross bar 4b can be up and down along column 4a.
Drainage system 2a in the foregoing description 9～14, the fabrication and installation of drawing big vast pipeline 14, available steel, as natural gas line, oil transport pipeline, install, also can use the reinforced concrete fabrication and installation, as urban pipe network supplies water, install, both can cast-in-placely build, also can be prefabricated, both can adopt pipe, also can adopt square tube, particularly the Prefabricated Reinforced Concrete Square pipe relatively is fit to ungetable river and uses.Equally, also can adopt plastics, rubber, cloth and other composite to make said apparatus, pipe laying is to reduce cost, to satisfy the reasonable need of different occasions.
In the various embodiments described above, water turbine 5 and generator 3 or hydraulic turbine generator 8, pontoon 6, support 4, flow guide device 15, valve system 16, funnel form pond 11 etc. are capable of being combined to become array-type, arranged type, colony's formula or other combining form, constitutes the combined generating system of being explained as embodiment 8.
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CNB2007100482748A CN100562659C (en)||2007-01-16||2007-01-16||Non-dam hydraulic power generating system|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CNB2007100482748A CN100562659C (en)||2007-01-16||2007-01-16||Non-dam hydraulic power generating system|
|Publication Number||Publication Date|
|CN101012799A CN101012799A (en)||2007-08-08|
|CN100562659C true CN100562659C (en)||2009-11-25|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CNB2007100482748A CN100562659C (en)||2007-01-16||2007-01-16||Non-dam hydraulic power generating system|
Country Status (1)
|CN (1)||CN100562659C (en)|
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|CN102182612B (en) *||2011-03-29||2013-11-13||李自杰||Moored type ecological multifunctional floating power plant|
|CN102287309B (en) *||2011-07-19||2012-12-19||腾传文||Water flow generator|
|CN102840083A (en) *||2011-09-13||2012-12-26||襄阳六合春发电研究中心||Dual-pipeline water diversion power generation system device|
|CN102418649B (en) *||2012-01-11||2014-12-10||李平||Water-work-free water power development method and electricity generation equipment|
|CN103982366A (en) *||2014-06-03||2014-08-13||张金亮||Wheel type wave power generation device|
|CN104500317B (en) *||2014-12-25||2017-05-10||韩俊峰||Water flow power generation method and device|
|CN106523252A (en) *||2016-12-07||2017-03-22||李伟||Dam-free submerged hydroelectric generation system|
- 2007-01-16 CN CNB2007100482748A patent/CN100562659C/en active IP Right Grant
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