CN103378647A - Integrated composite power generation system of wind power generation and solar power generation - Google Patents
Integrated composite power generation system of wind power generation and solar power generation Download PDFInfo
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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
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/065—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle
- F03G6/067—Binary cycle plants where the fluid from the solar collector heats the working fluid via a heat exchanger
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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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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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/708—Photoelectric means, i.e. photovoltaic or solar cells
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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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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Abstract
An integrated composite power generation system mainly of wind power generation and solar power generation comprises at least one set of a wind power generation subsystem and at least one set of a solar power generation subsystem, and is characterized in that a receiving device of the solar power generation subsystem is arranged on a supporting tower drum of the at least one set of the wind power generation subsystem for receiving sunlight condensed by a light condensing system to generate power; electric energy (wind power) generated by the wind power generation subsystem and electric energy (wind power) generated by the solar power generation subsystem are combined and output through a power convergence processing device. The integrated composite power generation system has the advantages of low construction cost and capabilities of realizing combination and stable output of various power sources and comprehensively utilizing the field to adapt to the geographic characteristic that most of wind fields and squares of China are overlapped.
Description
Technical field
The present invention relates to the integrated compound electricity generation system of a kind of wind power generation and solar power generation.
Background technology
Wind energy is inexhaustible, the consumption not to the utmost.Rationally utilize wind energy, but both environmental contamination reductions can alleviate the pressure that increasing energy shortage causes again.75% is Coal-fired Thermal Power in China's power supply architecture, and for reducing C02 isothermal chamber gas discharging, alleviating global warming, the renewable and clean energy resources such as development wind-powered electricity generation are one of effective measures.China's wind resource mainly is distributed in two strong wind bands: the one, and " three northern areas of China " (northeast, North China and the Northwest), comprise the wide areas of nearly 200Km, provinces and regions such as three provinces in the northeast of China and Hebei, the Inner Mongol, Gansu, Qinghai, Tibet, Xinjiang, about 200,000,000 kW of the wind energy content that can develop account for the whole nation and can utilize 79% of reserves.This area's wind energy turbine set physical features is smooth, has a good transport service, and does not have destructive wind speed, is the in flakes wind energy resources district of China's maximum, is conducive to the large-scale development wind energy turbine set, and simultaneously, the solar energy resources of this panel region is also very abundant; The 2nd, East Coastal land, island and immediate offshore area.
The rotor blade diameter of the higher MW class wind turbine of a new generation's efficient reaches 90 meters (2.5MW) to 100m(3.6MWe), the support tower cylinder height that supports these rotor blades and generator is just higher, and is the highest even above 150 meters.From still having quite height along the support tower cylinder part to ground under the rotor blade, this part has no at present carries out other utilization.Under the natural conditions, wind speed and direction changes at any time, therefore no matter the wind turbine generator of which kind of model all can't change the instability problem of generated output frequent variations, when wind-powered electricity generation uses on a large scale, can bring impact to electrical network.This characteristics have restricted the extensive development of wind-powered electricity generation.
Solar energy is as another kind of renewable and clean energy resource, and also flourish, solar energy heat build-up generating (CSP) progressively is familiar with by people and is paid attention to.The very important advantage of CSP is to use very low cost storage power (heat energy), thereby stablize output power, and regulation output power in the time of can be according to the electrical network Demand, and needn't rely at that time intensity of illumination (even can realize 24 hours every days as required output power), be a kind of very potential stabilization of power grids power supply therefore.The CSP system is comprised of heat absorption, heat transfer, heat accumulation and heat exchanging part.Common CSP system has slot type, tower, dish formula and Fresnel array way, wherein tower CSP has the temperature parameter height, light, heat, electric transformation efficiency advantages of higher, but the problem that still has high expensive at present, wherein the cost of thermal-arrest reception tower is pith wherein, reduce and receive tower construction cost, can promote the competitiveness of tower CSP, the tower CSP technical development that distributes at present is very fast, main feature is exactly that in the past single large-scale reception tower is replaced with some small-sized reception towers, and reduce every group of heliostat size, have larger competitive advantage.Generated output corresponding to its each small-sized reception tower is generally about 1-5MW, and be close with present wind-powered electricity generation single-machine capacity.
In addition, concentrating photovoltaic power generation (CPV) is a kind of Novel photovoltaic generation technology that can save the battery consumption, by sunlight is converged on the photovoltaic cell with certain multiple, reaches and saves the purpose that battery reduces cost.In this CPV system, the optically focused cost accounts for the major part of overall system cost, only has declining to a great extent of optically focused cost could obtain the significant progress of CPV system.
Direct-driving type wind-powered electricity generation unit is generally by full power convertor, to generate electricity and can carry out conversion process, obtain meeting the interchange output power of electrical network standard; Photovoltaic system then carries out relevant treatment by inverter.Wind electric converter and photovoltaic DC-to-AC converter have very large similitude at the main body circuit structure, are high-frequency inverter circuit, can share.
The double-fed type blower fan generally is incorporated into the power networks by step-up transformer output by generator output three-phase alternating current, and photo-thermal power generation generally drives the output of generator acquisition three-phase ac power by heat engine, the two might be used mutually and replenish, and use the same set of control circuit that is incorporated into the power networks to converge and export the electric power that is incorporated into the power networks, can also realize further that the firm power of wind-powered electricity generation and photo-thermal power generation converges output simultaneously.
In the abundant region of many wind resources, often solar energy resources is also very abundant, and vice versa.Solar energy generation technology is fused in traditional Wind Power Generation Industry of current normal mode development and goes, in the situation of newly-increased floor space not, wind resource and the solar energy resources of same panel region fully utilized.Therefore, be a job highly significant.
Summary of the invention
The object of the present invention is to provide the solution of a kind of wind power generation and solar power generation composite integrated, adopt the system of this scheme to possess simultaneously wind power generation and solar power generation ability, utilize the mutual supplement with each other's advantages of two kinds of generating capacities to realize extensive development, utilize wind-powered electricity generation support tower cylinder that receiving system is installed, utilize the heat storage capacity of CSP system to stablize the total electricity power stage of described composite integrated electricity generation system, part assembly in the system can be utilized by two kinds of generating capacities simultaneously, thereby subdued the configuration of some coincidences, reduced construction cost.This is a kind of electricity generation system that has low cost, high reliability, stablizes power output.
The invention provides the integrated compound electricity generation system of a kind of wind power generation and solar power generation; Mainly comprise at least one cover wind power generation subsystem and at least one cover solar power generation subsystem; It is characterized in that, arrange the receiving system of solar power generation subsystem on the support tower cylinder of described at least one cover wind power generation subsystem, receive the solar power generation that condenser system converges.
Further, described integrated compound electricity generation system comprises that also power supply converges processing unit, described wind power generation subsystem generate electricity can (wind-powered electricity generation) and the solar power generation subsystem generate electricity and can (photoelectricity) converge the processing unit merging by power supply and export.
Further, described power supply converges processing unit and comprises power distributing circuit and inverter circuit, can be according to wind, optical condition and output needs, the input electric energy of wind-powered electricity generation, photoelectricity is carried out conversion process to obtain the electric energy of required output parameter.
Further, described power supply converge processing unit comprise inverter circuit or grid-connection control device the two one of them and power distributing circuit.
Further, described power supply converges processing unit when receiving the electric energy of photovoltaic cell receiving system, also comprises MPPT maximum power point tracking (MPPT) circuit; To improve photovoltaic efficiency.
Further, described power supply converges processing unit to have automated power and distributes regulatory function, by the power output adjustment to photo-thermal power generation, realizes the parameter fluctuation of wind-powered electricity generation is compensated, and makes the output electrical energy parameter after the merging stable.
Further, described single power supply converges processing unit and connects at least one wind power generation power supply and at least one solar power generation power supply; Be preferably, a plurality of described wind power generation power supplys and the described power supply of the corresponding access of described photo-thermal power generation power supply converge processing unit.
Its most advanced and sophisticated minimum following support tower cylinder outside, position that reaches when further, the receiving system of described solar power generation subsystem is arranged in the rotor blade rotation.
Further, described solar power generation subsystem is photovoltaic generating system, solar-thermal generating system or the hybrid system of the two.
Its most advanced and sophisticated minimum following high position of trying one's best, position that reaches when further, the receiving system of described solar power generation subsystem is arranged in the rotor blade rotation.
Further, the receiving system of described photovoltaic generating system is the photovoltaic cell receiving system; The used photovoltaic cell of this film photovoltaic cell device is the condensation photovoltaic battery, such as optically focused single crystal battery, GaAs battery.
Further, the receiving system of described solar-thermal generating system comprises absorbing structure and auxiliary concentrator, and auxiliary concentrator is arranged in the absorbing structure outside, and the receiving system of described solar power generation subsystem is arranged around support tower cylinder exterior annular.
Further, described auxiliary concentrator is bascule, can carry out open and close operation; When non-heat absorption operating state, can close the receive window of heat-absorbing structure, reduce heat from receive window outside radiation and convection losses.
Further, comprise energy storage device in the described solar-thermal generating system.
Further, the part or all of and receiving system integrated arrangement of described energy storage device is implemented the absorption of solar energy optical-thermal and directly storage on the support tower cylinder of wind power generation.
Further, described energy storage device comprises heat-storage medium and the heat exchange structure of heat storage can, heat storage can inside, described heat exchange structure is arranged in the heat-storage medium of heat storage can inside, and the heat transferring medium by this heat exchange structure inside of flowing through carries out input and output to the heat of energy storage device inside to be regulated.
Further, described solar power generation subsystem comprises the cooling device that is arranged in the wind-force support tower cylinder outside.
Preferably, described cooling device is arranged in the above wind-powered electricity generation support tower drum outer wall in described receiving system position.
Further, the cooling device of described solar power generation subsystem is air-cooling apparatus or non-active Forced Convection Air cooling device, is arranged in the outer wall of wind-powered electricity generation support tower cylinder; Wherein the cooling device of photovoltaic generating system is in order to cool off photovoltaic cell; The cooling device of solar-thermal generating system is in order to cool off heat engine.
Further, described integrated compound electricity generation system can converge by described power supply the energy storage device of processing unit and described solar-thermal generating system, when not having suitable solar irradiation condition (such as cloudy day, night) utilize heat accumulation generating, the output electric energy is carried out scheduling adjustment, realize the peaking power source function.
Further, described integrated compound electricity generation system can converge by described power supply the energy storage device of processing unit and described solar-thermal generating system, when not having suitable solar irradiation condition, utilize the heat accumulation generating, compensated regulation is stablized in the fluctuation of wind-powered electricity generation parameter, realize the function of stabilized power supply.
Further, the arranged outside lowering or hoisting gear of described support tower cylinder, in order to lifting receiving system, energy storage device, cooling device etc., convenient and the installation of saving integrated power generation system, construction and O﹠M cost.
The technology of the present invention has the following advantages: 1, integrated hybrid system of the present invention can adopt wind power generation and solar power generation integrated apparatus, and wind power generation is not being had in the influential situation substantially, and low cost is utilized solar energy, reaches better economy; 2, wind power generation, photovoltaic generation and photo-thermal power generation converge at power supply under the effect of processing unit, and the fluctuation of compensation wind-powered electricity generation parameter realizes the stable output of desired parameters electric energy; 3, power supply converges the energy storage device co-ordination of processing unit and solar-thermal generating system, and the output electric energy is carried out scheduling adjustment, implements the peak regulation output of power supply; 4, the receiving system of solar power generation subsystem and energy storage device are arranged on the support tower cylinder of wind power generation subsystem, have reduced building cost (especially having reduced the bracing or strutting arrangement construction cost of tower solar-thermal generating system) and the cost of land of solar power generation subsystem bracing or strutting arrangement originally; 5, the cooling device of solar power generation subsystem is air-cooling apparatus, be arranged on the support tower cylinder of wind power generation subsystem, this position is higher than traditional method, has larger wind speed, reduced the required power consumption of traditional air-cooling apparatus, even use non-active Forced Convection Air cooling device fully, saved the required power consumption of traditional cold radiator cooler fully.
Description of drawings
Fig. 1 is integrated compound electricity generation system device the 1st example structure schematic diagram of wind power generation of the present invention and solar power generation;
Fig. 2 is integrated compound electricity generation system device the 2nd example structure schematic diagram of wind power generation of the present invention and solar power generation;
Fig. 3 is integrated compound electricity generation system device the 3rd example structure schematic diagram of wind power generation of the present invention and solar power generation.
With reference to the accompanying drawings specific embodiments of the present invention is described in detail.
Fig. 1 is integrated compound electricity generation system device the 1st example structure schematic diagram of wind power generation of the present invention and solar power generation; As shown in Figure 1, the integrated compound electricity generation system 1 of this wind power generation and solar power generation; Mainly comprise wind power generation subsystem 2 and solar power generation subsystem 3; This solar power generation subsystem 3 is tower solar-thermal generating system, and this tower solar-thermal generating system receiving system 10 is arranged in support tower cylinder 4 positions of described wind power generation subsystem 2, the solar power generation that the reception condenser system converges.In the system of this embodiment two, energy storage device 6 is arranged near position wind power generation support tower cylinder 4 bottoms, receiving system 10 is arranged in the middle section position of wind power generation support tower cylinder 4, and high-end be rotor blade 5 positions of wind power generation subsystem 2, the wind energy that this rotor blade 5 receives on the support tower cylinder is carried out wind power generation; Receiving system 10 integral body at middle part are the cavity type receiver architecture or are annular array thermal-collecting tube type receiver architecture, reception is arranged in the sunlight that ground heliostat 9 speculums come, this receiving system 10 is passed to the heat of sunlight near energy storage device 6 inside of location arrangements support tower cylinder 4 bottoms, required heat exchange pipeline is less, and the thermal loss in the transmission course is less; The wind resource that wind power generation subsystem 2 is got the power plant generates electricity, and solar photothermoelectric system gets the solar energy resources in power plant and generate electricity, and the two resource does not influence each other; Further, integrated compound electricity generation system 1 comprises that power supply converges processing unit 8, described wind power generation subsystem 2 generate electricity can (wind-powered electricity generation) and solar power generation subsystem 3 generate electricity and can (photoelectricity) converge processing unit 8 merging by power supply and export; This power supply converge processing unit 8 comprise inverter circuit or grid-connection control device the two one of them and power distributing circuit, can according to wind, optical condition and output needs, carry out conversion process to obtain the electric energy of required output parameter to wind-powered electricity generation, photoelectricity input; In addition, power supply converges processing unit 8 to have automated power and distributes regulatory function, can realize by the adjustment to photo-thermal power generation power the fluctuation of wind-powered electricity generation parameter is compensated, and makes the output electrical quantity after the merging stable.Preferably, the arranged outside lowering or hoisting gear of the support tower cylinder of integrated compound electricity generation system, in order to lifting receiving system, energy storage device, cooling device etc., convenient and the installation of saving integrated power generation system, construction and operation cost; This system has more high-altitude installation and the operating maintenance process after the installation in process of construction, and the cost that large-scale crane is set out in each installation is very high; Integrated compound electricity generation system outer setting lowering or hoisting gear will reduce the difficulty that installation and maintenance etc. operate greatly, reduces and installs and running cost.
The energy storage device 6 of this solar light-heat power-generation system comprises heat-storage medium and the heat exchange structure of heat storage can, heat storage can inside, described heat exchange structure is arranged in the heat-storage medium of heat storage can inside, and the heat transferring medium by this heat exchange structure inside of flowing through carries out input and output to the heat of energy storage device 6 inside to be regulated.
This composite integrated electricity generation system 1 utilizes power supply to converge processing unit 8 and energy storage device 6 joint operations, implement power supply mixing peak regulation or the stable output of power supply of described integrated compound electricity generation system, when not having suitable solar irradiation condition (cloudy day or night) utilize heat accumulation generating, the output electric energy is carried out scheduling adjustment, realize the peaking power source function; And compensated regulation is stablized in the fluctuation to the wind-powered electricity generation parameter, realizes the function of stabilized power supply.
This solar light-heat power-generation system utilizes heat engine that heat energy is changed into electric energy, because heat engine itself only has about 30 ~ 40% efficiency of heat engine, wherein has the heat of the overwhelming majority to be sent to the system outside by cooling device (not signal among the figure); The cooling device of this embodiment is air-cooling apparatus (solar energy resources of China and wind resource enrich the zone and mostly be the lack of water zone), be arranged in the outer wall (its most advanced and sophisticated minimum following high position of trying one's best, position that reaches when rotor blade rotates) of the high end position of wind-powered electricity generation support tower cylinder, and overhead more high wind speed is larger for wind speed, further, air-cooling apparatus is non-active Forced Convection Air cooling device, need not use cooling fan, the blower fan power problems that does not have initiatively forced convertion cooling to bring).
Preferably, this embodiment can arrange and install on a large scale, every cover wind power generation and solar power generation composite integrated electricity generation system have the wind power generation subsystem 2 of a wind-force support tower cylinder correspondence, have simultaneously a solar light-heat power-generation system that is installed in heat collector 7 correspondences on this support tower cylinder; Single group integrated power generation system has a power supply and converges processing unit, in order to carry out power division and the inversion of power supply is processed; Also can implement many group composite integrated gasifying devices, namely many group wind power generation subsystems and the corresponding one group of power supply of many group solar power generation subsystems converge processing unit and carry out that power distributes and the inversion processing.
Fig. 2 is integrated compound electricity generation system device the 2nd example structure schematic diagram of wind power generation of the present invention and solar power generation; As shown in Figure 2, the integrated compound electricity generation system 1 of this wind power generation and solar power generation; Mainly comprise wind power generation subsystem 2 and solar power generation subsystem 3; This solar power generation subsystem 3 is tower solar-thermal generating system, and the part or all of and receiving system 10 of the energy storage device 6 of this tower solar-thermal generating system is arranged in support tower cylinder 4 ad-hoc locations of described wind power generation subsystem 2, receives the solar power generation that condenser system converges.In the system of this embodiment three, energy storage device 6 is arranged in the inside of the wind power generation support tower cylinder 4 in stage casing; Receiving system 10 is arranged in the outside of support tower cylinder 4 of the correspondence position of energy storage device; Its most advanced and sophisticated minimum following support tower cylinder 4 outsides, position that reach when being specially receiving system 10 and being arranged in rotor blade 5 and rotating are arranged around support tower cylinder 4 exterior annular, comprise the auxiliary concentrator of absorbing structure and absorbing structure disposed outside; And high-end be rotor blade 5 positions of wind power generation subsystem, this rotor blade receives the wind energy on support tower cylinder, carries out wind power generation; Receiving system receives and is arranged in the sunlight that ground heliostat 9 speculums come, and this receiving system 10 is passed to energy storage device 6 inside that correspondence position is arranged with the heat of sunlight, and required heat exchange pipeline is less, and the thermal loss in the transmission course is less; Further, the auxiliary concentrator of receiving system is bascule, and when non-absorption operating state, movable receive window of closing absorbing structure reduces radiation and the convection losses of heat from receive window to the outside.
A specific embodiment: the wind power generation subsystem, 80 meters of rotor blade diameters, the support tower cylinder is high 80 meters, and this wind power generation power is 2MW; Along being positioned at 40 meters, the receiving system of tower-type electricity generation system is arranged in 40 meters positions under the rotor blade, and corresponding heliostat field is 20,000 square meters, design 2MW power photo-thermal (cooperating 3-4 hour heat accumulation).
Another specific embodiment: the power 3MW of wind-driven generator, the height of corresponding support tower cylinder is 100m, the diameter of respective rotor blade is 90m, the receiving position of supposing tower solar-thermal generating system is 55 meters, then the square receiving area of tower correspondence is approximately 4.8 ten thousand square meters, then approximately can produce 3MW(3-4 hour generating dutation of solar power generation power).
The 2nd embodiment has heat storage structure, cooling device and the power supply that the 1st embodiment describes and converges processing unit, and can implement the same or analogous operational effect such as extensive layouts of array, and this is not given unnecessary details doing too much.
Fig. 3 is integrated compound electricity generation system device the 3rd example structure schematic diagram of wind power generation of the present invention and solar power generation; As shown in Figure 3, the integrated compound electricity generation system 1 of this wind power generation and solar power generation; Mainly comprise wind power generation subsystem 2 and solar power generation subsystem 3; This solar power generation subsystem 3 is photovoltaic generating system, and the receiving system 10 of this photovoltaic generating system is arranged in the ad-hoc location of the support tower cylinder 4 of described wind power generation subsystem, receive the solar power generation that condenser system converges, be specially its most advanced and sophisticated minimum following support tower cylinder 4 outsides, position that reach when being arranged in rotor blade 5 rotation, receiving system 10 can be dull and stereotyped film photovoltaic cell device or condensation photovoltaic cell apparatus; The photovoltaic cell that the condensation photovoltaic cell apparatus is used such as optically focused single crystal battery, GaAs battery.Among the embodiment, the condensation photovoltaic cell apparatus is arranged in the lateral surface of support tower cylinder, receives the solar light irradiation of solar energy mirror field level crossing or heliostat, and the sunlight that obtains high power converges; Further, described photovoltaic cell receiving system comprises cooling device, and for example cooling device is air-cooling apparatus, is preferably, and described air-cooling apparatus is implemented optional convection current air cooling down operation.Further, the cooling device of described photovoltaic receiving system is arranged in the wind-powered electricity generation support tower drum outer wall on described photovoltaic cell receiving system top, to obtain better cooling effect.Further, described integrated compound electricity generation system comprises that power supply converges processing unit 8, described wind power generation subsystem generate electricity can (wind-powered electricity generation) and the solar power generation subsystem generate electricity and can (photoelectricity) converge processing unit 8 merging by power supply and export.
The composite integrated gasifying device of this embodiment 4 comprises that power supply converges processing unit 8, this device comprises power distributing circuit and inverter circuit and MPPT maximum power point tracking (MPPT) circuit at least, can according to wind, optical condition and output needs, carry out conversion process to obtain the electric energy of required output parameter to wind-powered electricity generation, photoelectricity input; The MPPT circuit is in order to improve the generating efficiency of photovoltaic cell simultaneously.
What need specified otherwise is that the solar power generation subsystem of this composite integrated gasifying device is photovoltaic generating system, solar-thermal generating system or the hybrid system of the two, realizes the comprehensive utilization of wind-powered electricity generation, photovoltaic generation and solar-thermal generating system.
Obviously, under the prerequisite that does not depart from true spirit of the present invention and scope, the present invention described here can have many variations.Therefore, the change that all it will be apparent to those skilled in the art that all should be included within the scope that these claims contain.The present invention's scope required for protection is limited by described claims.
Claims (16)
1. a wind power generation and the integrated compound electricity generation system of solar power generation; Mainly comprise at least one cover wind power generation subsystem and at least one cover solar power generation subsystem; It is characterized in that, arrange the receiving system of solar power generation subsystem on the support tower cylinder of described at least one cover wind power generation subsystem, receive the solar power generation that condenser system converges.
2. a kind of wind power generation according to claim 1 and the integrated compound electricity generation system of solar power generation, it is characterized in that, described integrated compound electricity generation system comprises that also power supply converges processing unit, described wind power generation subsystem generate electricity can (wind-powered electricity generation) and the solar power generation subsystem generate electricity and can (photoelectricity) converge the processing unit merging by power supply and export.
3. a kind of wind power generation according to claim 2 and the integrated compound electricity generation system of solar power generation is characterized in that, described power supply converge processing unit comprise inverter circuit or grid-connection control device the two one of them and power distributing circuit.
4. a kind of wind power generation according to claim 3 and the integrated compound electricity generation system of solar power generation is characterized in that, described single power supply converges processing unit and connects at least one wind power generation power supply and at least one solar power generation power supply.
5. a kind of wind power generation according to claim 1 and the integrated compound electricity generation system of solar power generation is characterized in that, described solar power generation subsystem is photovoltaic generating system, solar-thermal generating system or the hybrid system of the two.
6. a kind of wind power generation according to claim 1 and the integrated compound electricity generation system of solar power generation is characterized in that, its most advanced and sophisticated minimum reaching below the position when receiving system of described solar power generation subsystem is arranged in the rotor blade rotation.
7. a kind of wind power generation according to claim 6 and the integrated compound electricity generation system of solar power generation, it is characterized in that its most advanced and sophisticated minimum following high position of trying one's best, position that the reaches when receiving system of described solar power generation subsystem is arranged in the rotor blade rotation.
8. a kind of wind power generation according to claim 6 and the integrated compound electricity generation system of solar power generation is characterized in that, the receiving system of described solar power generation subsystem is arranged around support tower cylinder exterior annular.
9. a kind of wind power generation according to claim 6 and the integrated compound electricity generation system of solar power generation is characterized in that, the receiving system of described solar-thermal generating system comprises absorbing structure and auxiliary concentrator.
10. a kind of wind power generation according to claim 5 and the integrated compound electricity generation system of solar power generation is characterized in that, described solar power generation subsystem comprises the cooling device that is arranged in the wind-force support tower cylinder outside.
11. a kind of wind power generation according to claim 10 and the integrated compound electricity generation system of solar power generation is characterized in that, described cooling device is air-cooling apparatus or non-active Forced Convection Air cooling device.
12. a kind of wind power generation according to claim 6 and the integrated compound electricity generation system of solar power generation is characterized in that, comprise energy storage device in the described solar-thermal generating system.
13. a kind of wind power generation according to claim 10 and the integrated compound electricity generation system of solar power generation is characterized in that, the part or all of and receiving system integrated arrangement of described energy storage device is on the support tower cylinder of wind power generation.
14. a kind of wind power generation according to claim 9 and the integrated compound electricity generation system of solar power generation is characterized in that described auxiliary concentrator is bascule, can carry out open and close operation.
15. a kind of wind power generation according to claim 2 and the integrated compound electricity generation system of solar power generation, it is characterized in that, described power supply converges processing unit and energy storage device joint operation, implements power supply mixing peak regulation or the stable output of power supply of described integrated compound electricity generation system.
16. a kind of wind power generation according to claim 1 and the integrated compound electricity generation system of solar power generation is characterized in that, the arranged outside lowering or hoisting gear of described support tower cylinder.
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| CN2012101124731A CN103378647A (en) | 2012-04-16 | 2012-04-16 | Integrated composite power generation system of wind power generation and solar power generation |
| PCT/CN2013/000438 WO2013155873A1 (en) | 2012-04-16 | 2013-04-15 | Composite power generation system integrating wind power generation and solar power generation |
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| CN2012101124731A CN103378647A (en) | 2012-04-16 | 2012-04-16 | Integrated composite power generation system of wind power generation and solar power generation |
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Cited By (3)
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| CN109386429A (en) * | 2017-08-04 | 2019-02-26 | 中国电力科学研究院 | A kind of wind-powered electricity generation and photo-thermal power generation complementary system coordinated operation control method and device |
| CN110336519A (en) * | 2019-08-21 | 2019-10-15 | 南京航空航天大学 | A kind of intelligent solar photovoltaic power generation apparatus based on wind energy conversion system tower |
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| EP3260894A4 (en) * | 2015-02-12 | 2018-10-03 | Bolymedia Holdings Co. Ltd. | Concentrated solar energy system |
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| WO2013155873A1 (en) | 2013-10-24 |
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