CN104295447A - Closed loop type wind power generation system - Google Patents
Closed loop type wind power generation system Download PDFInfo
- Publication number
- CN104295447A CN104295447A CN201310300164.1A CN201310300164A CN104295447A CN 104295447 A CN104295447 A CN 104295447A CN 201310300164 A CN201310300164 A CN 201310300164A CN 104295447 A CN104295447 A CN 104295447A
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- Prior art keywords
- wind
- annular air
- air duct
- blade
- closed loop
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having a plurality of rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
A closed loop type wind power generation system is characterized by comprising an annular air barrel (1), at least one air blower array (2) and a plurality of wind driven generators (3). The air blower arrays (2) are arranged in the annular air barrel and are used for enabling air in the annular air barrel to achieve single-direction circulating flow and generate wind in the annular air cylinder; wherein the wind can drive blades of the wind driven generators to rotate. The pressure and speed of the wind are maintained to be within the set proportionality range under the action of the air blower arrays so as to ensure the power generation efficiency and stability of the wind driven generators (3). The wind driven generators (3) are arranged in the annular air barrel (1) and are driven by the blades to rotate to generate power. The closed loop type wind power generation system has the advantages of being capable of continuously generating power, and being clean and environmentally-friendly.
Description
Technical field
The present invention relates to a kind of generation technology, especially a kind of wind generating technology, specifically a kind of closed loop wind-power generating system.
Background technique
At present, along with the needs of the day by day in short supply of world's fossil energy and environmental protection, in the urgent need to alternative clean, existingly natural wind, photovoltaic, nuclear energy and hydroelectric power is utilized all to can not get because having some limitations greatly developing.Wherein wind-power electricity generation is one of clean energy resource ideal at present, but it is very large by such environmental effects, open place and enough stable wind-force must be had, if, wind-force instability will cause larger impact to electrical network, therefore, it can only as petrochemical industry electric energy supplement, cannot work steadily in the long term, therefore find a kind of completely newly, the wind power generation method that works constantly can be stablized and device is the key solving energy shortage, make human kind sustainable development.
Summary of the invention
The object of the invention is the problem that there is respective defect for the shortage of current fossil energy and environmental pollution and alternative energy source, invent a kind of closed loop wind-power generating system.
Technological scheme of the present invention is:
A kind of closed loop wind-power generating system, is characterized in that it comprises:
Annular air duct 1;
At least one blower array 2, this blower array 2 is arranged in described annular air duct, one-way circulation flowing is realized for making the air in annular air duct, and in annular air duct, form the wind-force producing promotion blade of wind-driven generator and rotate, the blast of described wind-force and wind speed maintain in the proportion of setting under the effect of agitating wind machine array, to ensure generating efficiency and the stability of wind-driven generator 3;
Some wind-driven generators 3, this wind-driven generator 3 is arranged in annular air duct 1, and it rotates generating under the drive of blade;
The wind-force produced in annular air duct acts on the forced position place of blade all the time, promotes sharf rotate to ensure enough thrust in blade.
The booster fan 5 that the outside of described annular air duct 1 is installed near the position of blower array 2.
Described annular air duct 1 is circular or polygonal loop configuration.
Be provided with flow guide device 4 in described annular air duct 1, under the effect of this flow guide device, the wind-force produced in annular air duct acts on the maximum weighted position of blade all the time, promotes sharf rotate to ensure enough thrust in blade
In described annular air duct, flow guide device 4 is installed, when the sharf of wind-driven generator 3 is horizontal layout, corresponding flow guide device 4 is made up of conical flow guiding cylinder 6 and guide plate 7, center and the sharf concentric of described conical flow guiding cylinder 6 are arranged, be connected on the inwall that described guide plate 7 is arranged on annular air duct or with conical flow guiding cylinder entirety, so that the wind that blower array blows out flows to one end away from sharf of blade under the water conservancy diversion of conical flow guiding cylinder 6, and under the constraint of guide plate 7, act on blade away from one end of sharf, lever principle is utilized to promote blade rotation, very little promotion can produce very large torque, when the sharf of wind-driven generator 3 is vertical, corresponding flow guide device 4 is a cylindrical tube 8, and this cylindrical tube can be connected with sharf, also can not be connected, it is arranged on the center of the blade of vertical installation, and the blade shroud of vertical installation is arranged around the surrounding of cylindrical tube 8.
Annular air duct 1 is steel structure, plastic construction, concrete structure or brick mix structure.
Annular air duct 1 is single or multiple lift concrete or brick mix structure.
The annular air duct 1 of described multi-layer concrete or brick mix structure is independent between every layer to be arranged or air channel between each layer is connected and helically formula rises, the concrete of the bottom or the annular air duct 1 of brick mix structure are provided with an intake grill, and the annular air duct 1 of top concrete or brick mix structure is provided with exhaust outlet.
Beneficial effect of the present invention:
The invention provides a kind of inexhaustible clean energy resource, it is not by geographical, the environmetal impacts such as wind-force, wind energy turbine set can be set up at any power load center, with traditional significantly difference used for wind power generation: traditional wind-powered electricity generation must be based upon away from city and have the place of enough wind resources, longer electric transmission line power transmission need be built, and the impact of by wind size, invention can not be stablized, easily cause the instability of electrical network, there is security risk, cost-effective rate is lower simultaneously, and the present invention fundamentally can solve the unstable problem of wind power generating set generating.
The present invention is a kind of efficient, clean, stable energy.
Former wind is acted on the blade tip place of blade of wind-driven generator away from root by utilizing guide plate and lever principle by the present invention to greatest extent, utilizes very little strength to promote blade rotation, thus makes generator operation, export energy continuously.
Because the energy of natural wind upward flow is less when the present invention utilizes artificial wind to overcome natural wind generating, wind speed wind speed after wind-driven generator work done obviously reduces, and cannot form multicomputer uninterruptable power generation, and efficiency is low, invest large problem.Artificial wind of the present invention due to by multiple, that multilayer is little blower to continuous blast in air duct, larger air-flow is formed in air duct, multiple Wind turbine can be driven to generate electricity, the power supply starting blower can make starting power supply with electrical network or diesel generator, switch after making wind-driven generator in air duct run generating, make air duct power generation not re-use grid power, reach self-centered circulating generation ability.Enough large thrust drive high-rating generator work is produced by installing multiple blade on a sharf.The wind-force produced by blower can connect work done, and the energy is maximized the use.
Closed loop wind-power generating system of the present invention has wind energy and loses little compared with open type air duct wind-power generating system, and wind speed and the stable advantage of blast, can improve the efficiency of blower and wind-driven generator greatly.Input-output ratio, in theory can more than 1:10 at more than 1:5.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the present invention.
Fig. 2 is the sectional structure schematic diagram of the flow guide device of the power generation system shown in Fig. 1.
Fig. 3 is structural representation two of the present invention.
Fig. 4 is the sectional structure schematic diagram of the flow guide device of the power generation system shown in Fig. 3.
Fig. 5 is the annular air duct power generation system structure schematic diagram of multi-layer structure of the present invention.
Fig. 6 is the annular air duct power generation system structure schematic diagram of helix structure of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiment one.
As shown in Figure 1, 2.
A kind of closed loop wind-power generating system, it comprises circle or polygonal annular air duct 1, blower array 2 and wind-driven generator 3, described annular air duct 1 can produce wind tunnel effect, and be the place that horizontal blade generator is installed, cylindrical shell height (diameter) depends on the radius of generator blade; The center that annular air duct 1 surrounds can be installed power transformation power transmitting device or afforest.A blower array 2 is at least installed in annular air duct 1, two blower arrays 2 are installed in Fig. 1, this blower array 2 is arranged in described annular air duct, one-way circulation flowing is realized for making the air in annular air duct, and in annular air duct, form the wind-force producing promotion blade of wind-driven generator and rotate, the blast of described wind-force and wind speed maintain in the proportion of setting under the effect of agitating wind machine array, to ensure generating efficiency and the stability of wind-driven generator 3; Wind-driven generator 3 to be arranged in annular air duct 1 and to rotate generating under the drive of blade; The quantity of wind-driven generator 3 can be selected according to the overall circumference of power load and annular air duct, and the sharf of the horizontal layout of every typhoon power generator can install one or more groups blade.The flow guide device 4 increasing generating efficiency and increase thrust is also installed in annular air duct, under the effect of this flow guide device, the wind-force produced in annular air duct acts on the best forced position place of blade all the time, promotes sharf rotate to ensure enough thrust in blade.Flow guide device 4 is made up of conical flow guiding cylinder 6 and guide plate 7, as Fig. 2 institute method, center and the sharf concentric of described conical flow guiding cylinder 6 are arranged, described guide plate 7 is arranged on the inwall of annular air duct, so that the wind that blower array blows out flows to one end away from sharf of blade under the water conservancy diversion of conical flow guiding cylinder 6, and under the constraint of guide plate 7, act on blade away from one end of sharf, utilize lever principle to promote blade rotation, very little promotion can produce very large torque.In order to realize stability and high efficiency work, the poor booster fan 5 can installed near the position of blower array 2 in the outside of described annular air duct 1 during concrete enforcement.
Embodiment two.
As shown in Figure 3,4.
A kind of closed loop wind-power generating system, it comprises circle or polygonal annular air duct 1, blower array 2 and wind-driven generator 3, described annular air duct 1 can produce wind tunnel effect, it is the place that vertical blade generator is installed, the cross section of cylindrical shell take rectangular as the best, and its height depends on the height of generator blade; The center that annular air duct 1 surrounds can be installed power transformation power transmitting device or afforest.A blower array 2 is at least installed in annular air duct 1, two blower arrays 2 are installed in Fig. 3, this blower array 2 is arranged in described annular air duct 1, one-way circulation flowing is realized for making the air in annular air duct, and in annular air duct, form the wind-force producing promotion blade of wind-driven generator and rotate, the blast of described wind-force and wind speed maintain in the proportion of setting under the effect of agitating wind machine array 2, to ensure generating efficiency and the stability of wind-driven generator 3; Wind-driven generator 3 to be arranged in annular air duct 1 and to rotate generating under the drive of blade; The quantity of wind-driven generator 3 can be selected according to the overall circumference of power load and annular air duct.The flow guide device 4 increasing generating efficiency and increase thrust is also installed in annular air duct, under the effect of this flow guide device, the wind-force produced in annular air duct acts on the best forced position place of blade all the time, promotes sharf rotate to ensure enough thrust in blade.Flow guide device 4 can be the cylindrical tube 8 shown in Fig. 4, and it is arranged on the center of the blade of vertical installation, and the blade 9 of vertical installation is arranged around the surrounding of cylindrical tube 8, as shown in Figure 4.In order to realize stability and high efficiency work, the poor booster fan 5 can installed near the position of blower array 2 in the outside of described annular air duct 1 during concrete enforcement.The present embodiment can produce the power stage ratio of at least 1:5.
Embodiment three.
As shown in Figure 5,6.
The present embodiment and embodiment one, the difference of two is that annular air duct 1 is except adopting steel structure, outside plastic construction, additionally use pure concrete structure or brick mix structure is arranged by multilayer mode, in the annular air duct 1 of multi-layer structure can every layer the array work blower and wind-driven generator celebrated mutually are all installed, as shown in Figure 5, separate work between each layer, also by helix structure, every layer of annular air duct 1 is connected into a spiralling air duct, as shown in Figure 6, intake grill is provided with at the annular air duct of the bottom, and top annular air duct is provided with exhaust outlet, adopt helix structure to arrange and the effect of upward flow can be utilized to reduce blower power, save electric current, also there is occupation of land space simultaneously little, construction cost is low, do not affect the advantage of environmental beauty, can build in down town and realize.All the other all with embodiment one, two identical.
All same as the prior art maybe can the adopt prior art such as structure, power transmission and transformation system of part that the present invention does not relate to as wind-driven generator is realized.
Claims (8)
1. a closed loop wind-power generating system, is characterized in that it comprises:
Annular air duct (1);
At least one blower array (2), this blower array (2) is arranged in described annular air duct, one-way circulation flowing is realized for making the air in annular air duct, and in annular air duct, form the wind-force producing promotion blade of wind-driven generator and rotate, the blast of described wind-force and wind speed maintain in the proportion of setting under the effect of agitating wind machine array, to ensure generating efficiency and the stability of wind-driven generator (3);
Some wind-driven generators (3), this wind-driven generator (3) is arranged in annular air duct (1), and it rotates generating under the drive of blade;
The wind-force produced in annular air duct acts on the forced position place of blade all the time, promotes sharf rotate to ensure enough thrust in blade.
2. closed loop wind-power generating system according to claim 1, is characterized in that the booster fan (5) that the outside of described annular air duct (1) is installed near the position of blower array (2).
3. closed loop wind-power generating system according to claim 1, is characterized in that described annular air duct (1) is for circular or polygonal loop configuration.
4. closed loop wind-power generating system according to claim 1, it is characterized in that, in described annular air duct (1), flow guide device (4) is installed, under the effect of this flow guide device, the wind-force produced in annular air duct acts on the maximum weighted position of blade all the time, promotes sharf rotate to ensure enough thrust in blade.
5. closed loop wind-power generating system according to claim 4, it is characterized in that, in described annular air duct, flow guide device (4) is installed, when the sharf of wind-driven generator (3) is horizontal layout, corresponding flow guide device (4) is made up of conical flow guiding cylinder (6) and guide plate (7), center and the sharf concentric of described conical flow guiding cylinder (6) are arranged, be connected on the inwall that described guide plate (7) is arranged on annular air duct or with conical flow guiding cylinder entirety, so that the wind that blower array blows out flows to one end away from sharf of blade under the water conservancy diversion of conical flow guiding cylinder (6), and under the constraint of guide plate (7), act on blade away from one end of sharf, lever principle is utilized to promote blade rotation, very little promotion can produce very large torque, when the sharf of wind-driven generator (3) is vertical, corresponding flow guide device (4) is a cylindrical tube (8), this cylindrical tube can be connected with sharf, also can not be connected, it is arranged on the center of the blade of vertical installation, and the blade shroud of vertical installation is arranged around the surrounding of cylindrical tube (8).
6. the closed loop wind-power generating system according to claim 1 or 3, is characterized in that annular air duct (1) is steel structure, plastic construction, concrete structure or brick mix structure.
7. closed loop wind-power generating system according to claim 6, is characterized in that annular air duct (1) is for single or multiple lift concrete or brick mix structure.
8. closed loop wind-power generating system according to claim 7, independently between the annular air duct (1) every layer that it is characterized in that described multi-layer concrete or brick mix structure to arrange or air channel between each layer is connected and helically formula rises, the concrete of the bottom or the annular air duct (1) of brick mix structure are provided with an intake grill, and the annular air duct (1) of top concrete or brick mix structure is provided with exhaust outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300164.1A CN104295447A (en) | 2013-07-18 | 2013-07-18 | Closed loop type wind power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300164.1A CN104295447A (en) | 2013-07-18 | 2013-07-18 | Closed loop type wind power generation system |
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| Publication Number | Publication Date |
|---|---|
| CN104295447A true CN104295447A (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310300164.1A Pending CN104295447A (en) | 2013-07-18 | 2013-07-18 | Closed loop type wind power generation system |
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| CN (1) | CN104295447A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604797A (en) * | 2016-03-03 | 2016-05-25 | 高飞 | Wind-driven power generator with spiral structures |
| CN107201993A (en) * | 2017-08-03 | 2017-09-26 | 合肥锦和信息技术有限公司 | A kind of wind-power electricity generation control device with double motors |
| JP2022060780A (en) * | 2020-10-05 | 2022-04-15 | 幸雄 押田 | Fluid utilization power generation system |
-
2013
- 2013-07-18 CN CN201310300164.1A patent/CN104295447A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604797A (en) * | 2016-03-03 | 2016-05-25 | 高飞 | Wind-driven power generator with spiral structures |
| CN107201993A (en) * | 2017-08-03 | 2017-09-26 | 合肥锦和信息技术有限公司 | A kind of wind-power electricity generation control device with double motors |
| JP2022060780A (en) * | 2020-10-05 | 2022-04-15 | 幸雄 押田 | Fluid utilization power generation system |
| JP7134419B2 (en) | 2020-10-05 | 2022-09-12 | 幸雄 押田 | Power generation system using fluid |
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Application publication date: 20150121 |
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| RJ01 | Rejection of invention patent application after publication |