CN103133258A - Coupling type wind collection power generation system - Google Patents
Coupling type wind collection power generation system Download PDFInfo
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- CN103133258A CN103133258A CN2013100831157A CN201310083115A CN103133258A CN 103133258 A CN103133258 A CN 103133258A CN 2013100831157 A CN2013100831157 A CN 2013100831157A CN 201310083115 A CN201310083115 A CN 201310083115A CN 103133258 A CN103133258 A CN 103133258A
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- 238000010248 power generation Methods 0.000 title claims abstract description 20
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 31
- 238000001816 cooling Methods 0.000 abstract description 6
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention relates to a coupling type wind collection power generation system. The coupling type wind collection power generation system comprises a wind collection barrel and a base seat, wherein the wind collection barrel is covered above the base seat in a vertical mode. A wind collection head is arranged at the upper end of the wind collection barrel and is a bent head. One end of the wind collection head is movably matched with the upper end of the wind collection barrel in a rotary mode. The coupling type wind collection power generation system is characterized in that a support shaft is arranged at the center position of the upper end face of the base seat in the wind collection barrel, a hub is sleeved on the support shaft, turbine blades are evenly distributed on the outer surface of the hub along the circumferential direction, and the hub and the support shaft are matched in a rotary mode. A generator rotor is fixed on the inner side of the hub. A generator stator is fixed on the section, in the hub, of the support shaft or on the outer wall of the base seat. The positions of the generator rotor and the generator stator correspond. The inner diameter of the generator rotor is larger than the outer diameter of the generator stator. A wind scooper is arranged above the hub in the wind collection barrel and is in a cone shape. The lower end of the wind scooper is fixedly connected with the top end of the support shaft. The outer diameter of the lower end of the wind scooper is equal to the outer diameter of the hub. Through the generation system, a use ratio of wind energy can be improved, structural stability is high, cooling devices are not needed to be additionally arranged, and cost is reduced.
Description
Technical field
The present invention relates to a kind of wind-power generating system.Specifically, be have to gas assemble, store up, the high-power manifold type wind-power generating system of speedup, conversion function.
Background technique
As everyone knows, for reducing excessive exploitation, the utilization to natural resources, countries in the world are all relatively paid attention to utilizing wind-force to generate electricity at present.The generator of tradition wind-power generating system is all mobile generating of macroscopic view of utilizing the air potential energy that between the different location, pressure difference forms in the large scale scope to cause, this mode almost reaches capacity for the application of wind energy, and the static pressure potential energy entrained for air itself can't be utilized.In order to promote the power of this class wind-driven generator, just can only increase simply wind sweeping area, result is to be equipped with huge fan blade, thereby causes the bodily form of wind-driven generator huge.At present the single-machine capacity of maximum wind-driven generator is no more than 7 megawatts, but its diameter surpasses 120 meters, and not only manufacture, installation, maintenance are got up cumbersomely, and manufacture cost is higher.Build a station as cloth field on the soil of 1 square kilometre in addition, the wind tower is the interior wind with mean wind velocity 7 metre per second (m/s)s of 120 meters scopes of height vertically, the kinetic energy that carries approximately has 20 megawatts, according to common layout, also just can arrange 9-12 platform MW class horizontal axis wind-driven generator in such area, and the wind energy utilization of unit is less than 5%, the generated output of every machine can not surpass 1 megawatt under the wind speed of 7 metre per second (m/s)s, in this scope due to blower fan to Wind effect, gross generation can not surpass 9 megawatts, and is less to the energy utilized rate of wind.
For overcoming the above problems, No. 201210282851.0 patents of China disclose the narrow pipe wind-collecting wind generating of a kind of self set-up type system, this system utilizes the end to end bore to carry out wind gathering by the pipeline that diminishes gradually greatly, give wind-driven generator after having improved the wind speed of natural wind more than 10 times, take full advantage of the huge static pressure potential energy that contains in air, make with the traditional wind of identical air-admitting surface and compare, the kinetic energy of wind is brought up to 100 times, is equivalent to the wind energy utilization of unit has been brought up to 500%.But still there is following problem in this wind-power generating system: the one, for guaranteeing the consistent of intake grill and wind direction, the intake grill of wind gathering pipeline needs to arrange a plurality of elbows between the intake grill of wind-driven generator, make wind energy loss after repeatedly turning to larger, be difficult to it is taken full advantage of; The 2nd, in order to adapt to the less needs of wind gathering pipe outlet, the blade of wind-driven generator is also less, and blade one is little, its arm of force is just short, although and often the highest at pipeline center's wind speed, because the arm of force is extremely short and can't produce moment, therefore, the moment of this power generation system is still less, the generation effect hardly of the wind of center, the kinetic energy less than 50% of the wind that can utilize in cross-section of pipeline; The 3rd, because above-mentioned wind-power generating system wind gathering pipeline used diminishes to exhaust outlet one end is descending gradually from intake grill one end, volume is large, weight is heavier, not only be difficult for making, be difficult for transportation, be difficult for construction, and big up and small down state when arranging, structure stability is lower; The 4th, by the mechanical energy of wind energy transformation, need just can be delivered to generator through Multi-stage transmission moving axis, gearbox, and cooling system need to be set, not only increased equipment cost, and the operation cooling system needs also the supplementary payments electricity expense to use.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of manifold type wind power generation system, adopts this power generation system, can improve the utilization ratio of wind energy, and structure stability is high, and does not need additionally to arrange cooling system, can reduce costs.
For addressing the above problem, take following scheme:
Manifold type wind power generation of the present invention system comprises wind collection and pedestal, and the internal diameter of wind collection is greater than the external diameter of pedestal upper end, and wind collection is and vertically covers in the pedestal top, and is concentric secure fit between wind collection and pedestal.There is collection public attention described wind collection upper end, and this integrates public attention as elbow, and the longitudinal center line at its two ends is perpendicular, is between one end and wind collection upper end that rotatable shape is movable to be coordinated.The center position that is characterized in pedestal upper-end surface in described wind collection has back shaft, and on this back shaft, cover has wheel hub, and the outer surface of wheel hub is along circumferentially being evenly equipped with turbine blade, is rotary shape between wheel hub and back shaft and coordinates.Described wheel hub inboard is fixed with generator amature, is fixed with generator unit stator on section back shaft of that in wheel hub or base outer wall, and the position of generator amature and generator unit stator is corresponding, and the internal diameter of generator amature is greater than the external diameter of generator unit stator.The top of the inherent wheel hub of described wind collection is provided with wind scooper, and this wind scooper be taper shape, be between the top of its lower end and described back shaft to be fixedly connected with, and the external diameter of wind scooper lower end equates with the external diameter of described wheel hub.
The further improvement of the present invention scheme is that the surrounding outer surface of described wheel hub axially has and is no less than two groups of turbine blades, and every group of turbine blade all circumferentially is evenly arranged along hub outside surface, and the true dip direction of turbine blade is all identical.Be fixed with on the wind collection inwall of correspondence along circumferential the first uniform guide plate between two groups of adjacent turbine blades, the true dip direction of the first guide plate is opposite with the true dip direction of turbine blade.Namely the outer surface at wheel hub adopts the series connection of multistage turbine blade from top to bottom, and between adjacent the superior and the subordinate's turbine blade, the first guide plate is set and adjusts airflow direction, could discharge after making air-flow and multistage turbine blade clash into, thereby wind energy is utilized fully.
The further improvement of the present invention scheme is that the bottom of described wind scooper is connected with short straight tube, and on the outer wall of short straight tube, the edge circumferentially is evenly equipped with the second guide plate.Like this, can utilize the second guide plate that it is carried out regular before the gas shock turbine blade, avoid the appearance of sinuous flow and eddy current, make air-flow along the surface impacts turbine blade of the second guide plate, thereby reduce the loss of wind energy.
Of the present invention is the current plate that is evenly equipped with between the pedestal outer surface of described wheel hub below and wind collection inwall radially with further improvement project, and current plate all is vertical layout.This current plate can be discharged after regular carrying out through the air-flow of turbine blade, can avoid the wind collection bottom to produce sinuous flow, eddy current, and affect the overall flow of air-flow.
Take such scheme, have the following advantages:
Manifold type wind power generation of the present invention system adopts the mode that the taper wind scooper is set in wind collection to realize the function of wind gathering, speedup, need not to arrange a plurality of elbows, compares with narrow pipe wind gathering, can reduce the loss of wind energy in pipeline; Meanwhile, after natural wind enters wind collection through collection public attention, wind scooper that can be by taper is diverted to it near wind collection inwall, and act directly on turbine blade, avoided the wind energy at impeller center can't produce the situation of moment, make it be converted into to greatest extent mechanical energy, make wind energy be fully utilized, can reach more than 50% the kinetic energy of the wind of turbine blade generation effect in its cross-section of pipeline.In the employing wind collection, the taper wind scooper is set and replaces existing narrow pipe, when dwindling conduit volume and weight, can avoid top-heavy problem, have higher structure stability.In addition, because manifold type wind power generation of the present invention system adopts, wind wheel (being the assembly parts of wheel hub and turbine blade) directly is fixed on outside the generator external rotor, can do work to high-power generator, make its direct startup, transmission shaft and speed change gear have been save, and air-flow is through turbine blade and wheelboss side wall the time, when promoting the rotation of turbine blade and wheel hub, can also play the effect of wind cooling temperature lowering, the electricity expense use of the equipment that can exempt lowering the temperature and running cooling system required payment, thus manufacture cost and the operating cost of equipment reduced.
Description of drawings
Fig. 1 is the structural representation of manifold type wind power generation of the present invention system;
Fig. 2 is the local enlarged diagram of circle part in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further details:
As depicted in figs. 1 and 2, manifold type wind power generation of the present invention system comprises wind collection 2 and pedestal 11, wind collection 2 is straight-tube shape, the upper end of pedestal 11 is cylindric, the internal diameter of wind collection 2 is greater than the external diameter of pedestal 11 upper ends, wind collection 2 is and vertically covers in pedestal 11 tops, and wind collection 2 is concentric secure fit with 11 of pedestals.This secure fit can be to connect by pillar 12 between bottom and the bottom that pedestal is connected of the wind collection 2 in the present embodiment, can be also to utilize pillar that wind collection 2 is fixed on the ground, and also be fixed on pedestal 11 on the bottom surface, make wind collection 2 be relative secure fit with pedestal 11, and guarantee wind collection 2 and pedestal 11 concentric.There is collection public attention 1 described wind collection 2 upper ends, and this integrate public attention 1 as elbow, and the longitudinal center line at its two ends is perpendicular, are rotatable shape activity between one end and wind collection 2 upper ends and coordinate.The center position of the interior pedestal of described wind collection 2 11 upper-end surfaces has back shaft 4, and on this back shaft 4, cover has wheel hub 13, and the outer surface of wheel hub 13 is along circumferentially being evenly equipped with turbine blade 8, and the true dip direction of turbine blade 8 is all identical.An axial end of described wheel hub 13 has spoke 5, this spoke 5 can be complete plectane, can be also the fancy spoke as automotive hub, but its central position all must be useful on the circular hole that is enclosed within on back shaft 4, the spoke 5 of the present embodiment be the plectane with center hole.5 of the spokes of described pedestal 11 upper-end surfaces and wheel hub 13 have cylindrical roller thrust bearing 17, the bottom of cylindrical roller thrust bearing 17 is fixed on pedestal 11 upper-end surfaces, the top of cylindrical roller thrust bearing 17 is with 5 of the spokes of wheel hub 13 and is fixedly connected with, make wheel hub 3 to be supported on pedestal 11 upper-end surfaces by spoke 5 and cylindrical roller thrust bearing 17, and wheel hub 13 can rotate centered by back shaft 4.Described wheel hub 13 inboards are fixed with generator amature 14, in the present embodiment, there is the interior cylinder 9 of taking turns the inboard of wheel hub 13, the interior cylinder 9 of taking turns is by radial struts 6 with 13 of wheel hubs and is fixedly connected with, spoke 5 is positioned at the upper end of taking turns cylinder 9, described generator amature 4 is fixed on interior the wheel on cylinder 9 internal surface, be fixed with generator unit stator 16 on those segment base seat 11 outer walls in wheel hub 13, generator amature 14 and generator unit stator 16 are positioned on same level, and the internal diameter of generator amature 14 is greater than the external diameter of generator unit stator 16.The top of the inherent wheel hub 13 of described wind collection 2 is provided with wind scooper 3, this wind scooper 3 is conical, its pointed cone section is positioned at the top, be concentric between the top of the lower end of wind scooper 3 and described back shaft 4 and be fixedly connected with, and the external diameter of wind scooper 3 lower ends equates with the external diameter of described wheel hub 13.
In order better wind energy to be taken full advantage of, axially have at the surrounding outer surface of described wheel hub 13 to be no less than two groups of turbine blades 8, every group of turbine blade 8 all circumferentially is evenly arranged along wheel hub 13 outer surfaces, and the true dip direction of turbine blade 8 is all identical.Be fixed with along the true dip direction of the first circumferentially uniform guide plate 15, the first guide plates 15 opposite with the true dip direction of turbine blade 8 between two groups of adjacent turbine blades 8 on wind collection 2 inwalls of correspondence.In the present embodiment, surrounding outer surface at wheel hub 13 axially has 8 series connection of two groups of turbine blades, and on wind collection 2 inwalls between the superior and the subordinate's turbine blade 8, the first guide plate 15 is set and adjusts airflow direction, after testing, this compound mode, the cross-section of pipeline at corresponding two-stage turbine blade place can be to the kinetic energy summation of the wind of turbine blade generation effect more than 65%, if adopt the mode of more multistage turbine blade 8 and the first guide plate 15 combinations, its wind energy utilization will be higher.
Air-flow enter wind collection 2 and through wind scooper 3 shuntings after, sinuous flow, eddy current may appear, as direct impulse turbine blade 8, not only can the loss wind energy, and can cause turbine blade 8 unbalance stress and fragile.Therefore, the present embodiment also is connected with short straight tube 18 in the bottom of described wind scooper 3, and this short straight tube 18 can be integrative-structure with wind scooper 3.Opposite with the true dip direction of turbine blade 8 along the true dip direction that circumferentially is evenly equipped with the second guide plate 7, the second guide plates 7 on the outer wall of described short straight tube 18.Like this, can utilize the second guide plate 7 that it is carried out regular before gas shock turbine blade 8, avoid the appearance of sinuous flow and eddy current.
In addition,,, the phenomenon of sinuous flow, eddy current also may occur, thereby affect the overall flow of air-flow in wind collection 2 before wind collection 2 bottoms discharges through after whole turbine blades 8 when air-flow.Therefore, the present embodiment also is connected with current plate 10 radially between pedestal 11 outer surfaces below wheel hub 13 and wind collection 2 inwalls, and current plate 10 all is vertical layout, and along circumferentially evenly distributing.This current plate 10 can be discharged after regular carrying out through the air-flow of turbine blade 8, thereby avoids wind collection 2 bottoms to produce sinuous flows, eddy current.
Manifold type wind power generation of the present invention system can according to wind direction rotary location set public attention 1, make the wind of 360 ° of any directions of level to enter swimmingly in wind collection 2.because air under the low speed has incompressibility, make the follow-up air that constantly enters constantly advance in the interior lasting extruding of wind collection 2, again during the taper wind scooper 3 in being arranged on wind collection 2, produce interior reducing with the stack of wind collection 2, form distinctive annular funnelling, promote wind speed, make air-flow become spurting to do the hoop motion, carry out directional stream-guidance through the 7 pairs of air-flows of the second guide plate that are arranged on taper wind scooper 3 belows again, eliminate eddy current, gas shock after sinuous flow is on higher level's turbine blade 8, powerful wind energy impels higher level's turbine blade 8 to drive wheel hub 13 rotations.Meanwhile, wake flow after acting passes through the real-time directional stream-guidance of the first guide plate 15 again, impact on the turbine blade 8 of subordinate again, because the true dip direction of all turbine blades 8 is all identical, therefore, the turbine blade 8 of subordinate also can drive wheel hub 13 rotating in same directions, thereby can improve the rotational velocity of wheel hub 13.The rotation of wheel hub 13 has driven simultaneously its inboard fixing generator amature 14 and has rotated, the magnetic field that generator amature 14 produces and generator unit stator 16 motion mutually produce induced electric field, export electric energy by cable, accessing national grid through after relevant device, thereby complete wind energy and convert mechanical energy to, mechanical energy converts the overall process of electric energy to.Wake flow after the acting is eliminated sinuous flow, eddy current by the current plate 10 that is arranged on the below for the second time, avoids the impact on the interior air-flow overall flow of wind collection 2, and the wind that remains at last less energy goes back to nature by exhaust port.
Manifold type wind power generation of the present invention system can be in the situation that the profile size constancy, according to different use occasions, determine the proportioning of wheel hub 13 diameters and turbine blade 8 length, design and manufacture ten megawatts, the above large-scale wind driven generator of tens megawatts, thereby realize the requirement of generated output, greatly saved floor space, reduced power transmission cable, built a station easily.And its turbine blade and generator all are arranged in pipeline, not attacked by sunlight, storm, and be both stable, firm again, greatly improved wind resistance, shock resistance, and suitable especially high density is built a station again, high-power centrally connected power supply.Take 1 square kilometre of area described in background technique as example, when adopting manifold type wind power generation of the present invention system to build a station, can arrange more than 80, when 7 meter per second wind speed, after testing, its speedup effect can reach 8 ~ 12 times, equally with 10 times of calculating, the kinetic energy of natural wind is brought up to 100 times, and in the situation that the energy utilized rate 65% of wind is equivalent to the wind energy utilization of unit is brought up to more than 650%, every generated output is about 30 megawatts, namely always having the generated energy of 2400 megawatts, is more than 240 times of common wind power station total output.Take full advantage of the huge static pressure potential energy that contains in air, make with the traditional wind of identical air-admitting surface and compare, generated output can be brought up to more than 240 times, relies on just that extremely huge static pressure potential energy of extraction to complete.
Claims (4)
1. manifold type wind power generation system, comprise wind collection (2) and pedestal (11), the internal diameter of wind collection (2) is greater than the external diameter of pedestal (11) upper end, and wind collection (2) is and vertically covers in pedestal (11) top, and is concentric secure fit between wind collection (2) and pedestal (11); There is collection public attention (1) described wind collection (2) upper end, and this integrates public attention (1) as elbow, and the longitudinal center line at its two ends is perpendicular, is between one end and wind collection (2) upper end that rotatable shape is movable to be coordinated; The center position that it is characterized in that the interior pedestal of described wind collection (2) (11) upper-end surface has back shaft (4), the upper cover of this back shaft (4) has wheel hub (13), the outer surface of wheel hub (13) is along circumferentially being evenly equipped with turbine blade (8), is rotary shape between wheel hub (13) and back shaft (4) and coordinates; Described wheel hub (13) inboard is fixed with generator amature (14), be fixed with generator unit stator (16) on that section back shaft (4) in wheel hub (13) or pedestal (11) outer wall, the position of generator amature (14) and generator unit stator (16) is corresponding, and the internal diameter of generator amature (14) is greater than the external diameter of generator unit stator (16); The top of the inherent wheel hub of described wind collection (2) (13) is provided with wind scooper (3), this wind scooper (3) is conical, be between the top of its lower end and described back shaft (4) and be fixedly connected with, and the external diameter of wind scooper (3) lower end equates with the external diameter of described wheel hub (13).
2. manifold type wind power generation as claimed in claim 1 system, the surrounding outer surface that it is characterized in that described wheel hub (13) axially has and is no less than two groups of turbine blades (8), every group of turbine blade (8) all circumferentially is evenly arranged along wheel hub (13) outer surface, and the true dip direction of turbine blade (8) is all identical; Be fixed with on wind collection (2) inwall of correspondence along circumferential uniform the first guide plate (15) between adjacent two groups of turbine blades (8), the true dip direction of the first guide plate (15) is opposite with the true dip direction of turbine blade (8).
3. manifold type wind power generation as claimed in claim 1 system, is characterized in that the bottom of described wind scooper (3) is connected with short straight tube (18), on the outer wall of short straight tube (18) along circumferentially being evenly equipped with the second guide plate (7).
4. as described in any one in claims 1 to 3 manifold type wind power generation system, it is characterized in that being evenly equipped with between pedestal (11) outer surface of described wheel hub (13) below and wind collection (2) inwall current plate (10) radially, current plate (10) all is vertical layout.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310083115.7A CN103133258B (en) | 2013-03-15 | 2013-03-15 | Coupling type wind collection power generation system |
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| CN201310083115.7A CN103133258B (en) | 2013-03-15 | 2013-03-15 | Coupling type wind collection power generation system |
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| CN103133258A true CN103133258A (en) | 2013-06-05 |
| CN103133258B CN103133258B (en) | 2014-12-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373155A (en) * | 2014-01-09 | 2015-02-25 | 张启凤 | Cylindrical impeller type power device |
| US12226348B2 (en) | 2019-12-13 | 2025-02-18 | Alcon Inc. | System and method of corneal cross-linking |
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| CN201723370U (en) * | 2010-05-11 | 2011-01-26 | 周堃 | Efficient wind-driven generator |
| CN102817783A (en) * | 2011-06-08 | 2012-12-12 | 张俊华 | Vertical axis tube type wind generator |
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2013
- 2013-03-15 CN CN201310083115.7A patent/CN103133258B/en active Active
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| JP2009203974A (en) * | 2008-01-28 | 2009-09-10 | Noriaki Yamaguchi | Wind power turbine |
| CN201723370U (en) * | 2010-05-11 | 2011-01-26 | 周堃 | Efficient wind-driven generator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104373155A (en) * | 2014-01-09 | 2015-02-25 | 张启凤 | Cylindrical impeller type power device |
| US12226348B2 (en) | 2019-12-13 | 2025-02-18 | Alcon Inc. | System and method of corneal cross-linking |
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| Publication number | Publication date |
|---|---|
| CN103133258B (en) | 2014-12-10 |
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Effective date of registration: 20180808 Address after: 214000 Gao Kai Road, Wuxi City, Jiangsu Province, No. 7 Patentee after: Wuxi gold scorpion Zhong Yun Feng Electric Technology Co.,Ltd. Address before: 214125 Jinxi Road, Wuxi City, Jiangsu Province, No. 100 Patentee before: JIANGSU ZHONGYUN WIND POWER SCIENCE & TECHNOLOGY Co.,Ltd. |
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Application publication date: 20130605 Assignee: Wuxi Golden Scorpion Technology Co.,Ltd. Assignor: Wuxi gold scorpion Zhong Yun Feng Electric Technology Co.,Ltd. Contract record no.: X2023980033187 Denomination of invention: Coupled wind gathering power generation system Granted publication date: 20141210 License type: Exclusive License Record date: 20230307 |
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