CN102840108A - High-altitude tower embedded type vertical type wind power generation system - Google Patents
High-altitude tower embedded type vertical type wind power generation system Download PDFInfo
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- CN102840108A CN102840108A CN2012102696634A CN201210269663A CN102840108A CN 102840108 A CN102840108 A CN 102840108A CN 2012102696634 A CN2012102696634 A CN 2012102696634A CN 201210269663 A CN201210269663 A CN 201210269663A CN 102840108 A CN102840108 A CN 102840108A
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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
- Y02E10/728—Onshore wind turbines
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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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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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
- Y02E10/76—Power conversion electric or electronic aspects
Abstract
The invention discloses a high-altitude tower embedded type vertical type wind power generation system which comprises a high-altitude tower, a global position system (GPS) time service generator excitation grid-connection control system and a vertical type wind power generation system. The vertical type wind power generation system is arranged on the high-altitude tower, a GPS timing excitation grid-connection control mode is used, a GPS time service timer controls an excitation grid-connection control system which controls a wind-collect system and a vertical type generator excitation control system respectively, and a patulous angle of a wind-collect plate is controlled so that supply air rate of a wind power generator, generator speed and amplitude frequency and phase of voltage waveform output by the generator are adjusted. The high-altitude tower embedded type vertical type wind power generation system is small in size, easy to mount and repair, stable in operation performance, high in anti-storm ability, good in power-generation quality and performance, suitable for a high-altitude signal-radiation tower, a high voltage transmission tower and other high-altitude frames which can be used as frames for a vertical wind power generator and fit for power-generation and application in various climates and geographical conditions.
Description
Technical field
The present invention relates to a kind of vertical wind power generation system of technical field of wind power generation, specifically, what relate to is that a kind of high spacing wave emission is relayed pylon and embedded the vertical wind power generation system.
Background technique
Along with the generation of world energy sources crisis, utilize the generating of wind-force kinetic energy to become the focus of modern social development as new energy.The generator set of three traditional paddle wind-driven generators and speed increaser are installed in the high-altitude on tower tube top, and the heavy fan blade of growing up tiltedly hangs over the side, and need great balance weight body.Consider fan blade, speed increaser, generator set, balance weight body are added heavy cabin, utilize the tower tube to be supported in the high-altitude, and then wind blows can produce huge tilting moment; Can't resist wiping out and freezing damage of blast; Simultaneously, three paddle wind-driven generators need rotate down with the wind, and the rotation diameter is big, in any case can't be contained on the launching tower.
Literature search through to existing technology is found; Application number is 201110062062.1 Chinese invention patent application; This patent application proposition " a kind of mobile phone signal transmitting tower base station power supply system; vertical wind power generator is arranged at the top of mobile phone signal transmitting tower, its electric energy output end are connected with hydrogen generator with current stabilizer through rectifier successively, and this electric energy output end is connected with the power unit of base station with current stabilizer through inverter, rectifier successively simultaneously; The hydrogen output terminal of hydrogen generator is connected with the Hydrogen Storage device; The Hydrogen Storage device is connected with hydrogen fuel cell; The electric energy output end of hydrogen fuel cell is connected with the power unit of base station.The electric energy that vertical wind power generator produces can be supplied power for the base station, also can be used for producing hydrogen, and is not enough or can't proper functioning the time when vertical wind power generator wind-force, is the base station power supply by hydrogen fuel cell, realized the uninterruptable power supply (UPS) to the base station." above-mentioned patent do not explain vertical wind power generator structure and resemblance; only sketch wind energy or renewable source of energy generation such as solar electrical energy generation and hydrogen fuel cell as power supply source, said main contents are the small capacity uninterruptible power system that wind-powered electricity generation and hydrogen fuel cell electric power storage constitute.
Also find in the retrieval; Application number is 200810061068.5 application for a patent for invention; This patent application proposition " a kind of mobile phone signal transmitting tower that utilizes wind-powered electricity generation comprises the pylon of taper barrel and the wind power generating set of outfit installation, it is characterized in that; on described pylon, turntable is installed, and telecommunications equipment and storage battery are installed in the turntable cabin; Described wind power generating set comprises the double-deck wind-driven generator of two groups of H type two wings; Each is organized the double-deck wind-driven generator of these H type two wings and comprises the two end cap all generator and the two-layer H type wind wheel up and down that is connected this two ends up and down respectively through upper and lower shaft coupling of projecting shaft, up and down the angle of two winged petiole sheets of two-layer H type wind wheel become mutual between 90 ° of angles; Side at the double-deck wind-driven generator of described two groups of H type two wings is equipped with a pair of guide plate." pylon of above-mentioned patent utilization taper barrel installs turntable and H type two winged petiole sheet wind power generating set is installed on turntable; the double-deck wind-driven generator of H type two wings; its H type two winged petiole sheet blowing areas are little; wind energy utilization is low, and output power is little, need adorn two even many H type blade generators just can satisfy the demand.
The claimant once proposed application number in 2010 be 201010272913.0 Chinese invention patent; This patent provide " a kind of collection wind vertical wind power generation system; comprise pneumatic power system, vertical speed increaser and generator; grid-connection control system, pneumatic power system is connected with generator with speed increaser through chain coupling, generator is controlled by the excitation grid-connection control system; Pneumatic power system is the box frame structure, comprises blade system and collection wind and protective system, and last ceiling, time refractory slab and air gathering plate are connected to form box collection wind of wind tunnel type and protective system." the present invention further improves innovation on the basis of this patent; it is cooperated with pylon (relaying tower, high-tension electricity power transmission tower frame etc. such as microwave signal launching tower, wireless signal); constitute new-type vertical wind power generation system, stablize continual power supply for signal emission relay tower provides.Also can utilize high-altitude signal transmitting tower frame or pylon that vertical wind driven generator is installed, can effectively utilize the wind resource of high-altitude pylon, can save the framework of original vertical wind driven generator again, practice thrift a large amount of steel.
Summary of the invention
The object of the present invention is to provide a kind of embedded vertical wind power generation of high-altitude pylon system that is installed on the pylon of existing high-altitude; Utilize the signal emission to relay the framework of pylon as vertical wind driven generator; Relay the signal emission that is installed in of wind-driven generator in the pylon; Or be embedded into the part of the framework of vertical wind driven generator in the signal transmitting tower as signal transmitting tower; Constitute altitude tower posture vertical wind power generation system, the power device of relaying on the tower for the signal emission provides continual power supply.The native system structure is firm, ride quality stable, and the wind power utilization rate is high, and output power is big, is convenient to assembling and safeguards, thereby overcome deficiency of the prior art.
Be to realize the foregoing invention purpose, pylon vertical wind power generation of the present invention system comprises high-altitude pylon, GPS time service generator excitation grid-connection control system and vertical wind power generation system; Said vertical wind power generation system is installed on the pylon of high-altitude; Said GPS time service generator excitation grid-connection control system adopts the GPS time service to control said vertical wind power generation system; Realize that generator and electrical network are incorporated into the power networks when same frequency cophasing Zero Crossing Point synchronously and excise, realization does not have impact to electrical network; Said vertical wind power generation system is installed on the pylon of high-altitude, and its mounting type is any in following:
The first, the framework of said vertical wind power generation system is installed in the inside of high-altitude pylon, utilizes the column and the crossbeam of high-altitude pylon, is connected and fixed the framework of wind-driven generator and crossbeam.
The second, the framework of said vertical wind power generation system is embedded in the pylon of high-altitude as a section of said pylon; Utilize the column and the crossbeam of high-altitude pylon, be connected and fixed the framework of wind-driven generator and crossbeam, be connected the high-altitude pylon with the wind-power electricity generation machine frame fixing as a whole;
The 3rd, said high-altitude pylon is directly as the framework of said vertical wind power generation system; The framework and the crossbeam that utilize the high-altitude pylon are installed in the arbor crossbeam of wind-driven generator on the crossbeam of high-altitude pylon as the framework and the crossbeam of wind-driven generator.
The present invention utilizes the high-altitude pylon to constitute wind-power generating system as the framework of vertical wind driven generator; Can satisfy the high-power signal emission and relay the supplied by AC/DC electricity usefulness of tower and wireless relay tower etc.; Also can utilize high voltage power transmission pylon or other types high-altitude framework to be framework as vertical wind driven generator; Constitute wind-power generating system with this, for various power devices provide uninterruptible power system.
Remote districts in no mains supply system; For the frequency and the phase place of the just profound wave voltage current waveform that makes generator or produce by inverter and electrical network in full accord; Exciter control system of the present invention adopts the synchronous time service excitation of GPS grid-connection control system; Through the synchronous time service of GPS strict control generator excited system and AC inverter, make the frequency and the phase place of just profound wave voltage current waveform and electrical network of generator and inverter system generation consistent.
The present invention is by the synchronous time service control of GPS excitation grid-connection control system, inverter system; And control collection wind protective system and generator system respectively, control air gathering plate opening angle regulates the wind-driven generator air output, with the amplitude frequency and the phase place of this regulator generator rotating speed and generator output voltage waveform.Simultaneously; The present invention is by the synchronous time dissemination system control of GPS rectification electric accumulator, voltage stabilizing converter plant and inverter system; Rectification and voltage-stabilizing system output galvanic current is pressed, make AC inverter output and the corresponding to voltage current waveform of line voltage and amplitude frequency and phase place.
Said vertical wind power generation system comprises pneumatic power system, collection wind and protective system, coupling; Speed increaser; Vertical type generator, rectification electric accumulator, voltage stabilizing ac converter device; Wherein said rectification electric accumulator is connected the synchronous time service excitation of GPS grid-connection control system with voltage stabilizing ac converter device, relay tower etc. as signal emission high-power alternating direct-current voltage-stabilizing power supply system is provided.
Said pneumatic power system comprises fan blade arbor and blade system, and blade system is fixed on the fan blade arbor.
Said blade system comprises fan blade frame, fan blade leaf body, refraction wind-guiding plate, fixed support and fan blade and arbor flange plate; The inner steel band net of fan blade frame and fan blade leaf body welds together and constitutes the fan blade skeleton; Fan blade skeleton outside is covered with smooth graphite fiber or glass fibre reinforced plastics; Perhaps utilize aluminium alloy plate and section bar to process fan blade integral body, the refraction wind-guiding plate becomes 60 degree angles to be fixed on the fan blade frame with the fan blade frame, and it is fixing that refraction wind-guiding plate middle part utilizes fixed support to connect; Become 120 degree angles to be fastened on the fan blade arbor between each fan blade, connect fixedly multilayer fan blade on the said fan blade arbor vertically by the arbor flange plate.The fan blade arbor is connected with speed increaser by coupling, and generator and speed increaser directly are assembled together, and the wind fan blade promotes arbor and drives the generator rotary electrification along horizontally rotating.
Said collection wind and protective system comprise a plurality of air gathering plates that are distributed in place, four sides of box frame, the hydraulic pressure of air gathering plate or electrical equipment drive system, last wind gathering plate and following wind gathering plate and a plurality of fixed set aerofoil, the box collection wind system of formation wind tunnel type.
Said collection wind and protective system comprise air gathering plate and drive motor (or hydraulic driving system), and air gathering plate is connected with blower frame through support arm and slideway and drives, and drive air gathering plate and open with closed.Air gathering plate opens and is collection wind state, and closure is a guard mode.Regulate the open angle of air gathering plate, can regulate the air output of wind power machine and the rotating speed of speed increaser generator.
Said fan blade arbor adopts multi-section combined arbor; Comprise axle head, last central siphon, go up an axle land, middle stern tube, flange plate, axle center locating stud, lower shaft land, time central siphon, lower shaft end; Said lower shaft end all adopts strong the cooperation to be welded to connect with following central siphon and the said axle head of going up with last central siphon; Following central siphon and middle stern tube and go up central siphon and is connected the whole employing of a fan blade arbor locating stud centralized positioning through flange plate.
Said vertical type generator can adopt many winding pole-changings asynchronous generating unit, or adopts DC generator, or adopts magneto-electric generator, also can adopt synchronous generator.
Said many winding pole-changings asynchronous generating unit structure; Its mode of connection is 2 winding asynchronous change-pole modes, 3 winding asynchronous change-pole modes and multi-winding asynchronous change-pole mode; Combination through the adjustment winding changes the power generator electrode logarithm, to adapt to cooperating of wind speed and generator.
Said pylon is a high-altitude of the prior art pylon; Like microwave signal launching tower, wireless relay tower, high voltage power transmission pylon etc.; Also can utilize other high-altitude pylons, as long as have certain height and wind-force intensity, above-mentioned mounting type promptly capable of using is realized wind-power electricity generation.
In general, the present invention has successfully solved traditional propeller formula wind-driven generator group equipment and can not be used for the technical barrier that tower and maximization and industrialization are relayed in high spacing wave emission; Compared with prior art, collection wind vertical wind power generation of the present invention system has very large advantage:
1, blower fan employing fan blade horizontally rotates and has automatic control collection wind system, compares with above-mentioned vertical shaft H shape fan blade with three traditional oar blade type wind-power generating systems, and the wind power utilization rate improves many times;
2, with the power wind-power generating system compare, volume-diminished is more than 50%;
3, comparing the total cost cost with three traditional oar blade type wind power systems reduces more than 30%;
4, blade system is horizontal rotation type, and stability of equilibrium is good, can be installed on the pylon of high-altitude or on the roof of town and country, has important promotional value;
5, the whole wind force generating system can be incorporated into the power networks, also can be from the net isolated operation;
6. system adopts the intelligent control pattern, and zero incision of accomplishing to be incorporated into the power networks does not have impact to electrical network.；
7. during isolated operation, adopting the synchronous time dissemination system timing controlled of GPS from net, making the frequency and the phase place of just profound wave voltage current waveform and electrical network of generator and inverter system generation in full accord;
8. the present invention presses rectification and voltage-stabilizing system output galvanic current by GPS time service timer control rectifying and voltage-stabilizing system and AC inverter system, makes AC inverter output and line voltage corresponding to voltage waveform amplitude frequency and phase place;
9, system adopts modular construction, can realize multi-deck combined, on the pylon of high-altitude, realizes the wind-driven generator group system;
10, the present invention has collection wind and protective system, can be operated in 3～43 meters/S wind speed, has anti-violent typhoon and blizzard ability.
Description of drawings
Fig. 1 is the structural representation of the built-in signal transmitting tower vertical wind power generation of the present invention system;
Fig. 2 is the built-in signal transmitting tower vertical wind power generation system architecture schematic representation with collection wind and protective system;
Fig. 3 is the structural representation of embedded signal launching tower vertical wind power generation system;
Fig. 4 is the embedded vertical wind driven generator structural representation of signal transmitting tower with collection wind and protective system;
Fig. 5 utilizes the signal transmitting tower vertical wind driven generator structural representation of signal transmitting tower as framework;
Fig. 6 utilizes high voltage power transmission tower to constitute the vertical wind driven generator structural representation with collection wind and protective system;
Fig. 7 is the wind-driven generator frame structure schematic representation with collection wind and protective system;
Fig. 8 is a blower frame intersection crossbeam vertical wind driven generator structural representation for signal transmitting tower;
Fig. 9 is the parallel arbor crossbeam of a blower frame vertical wind driven generator structural representation for signal transmitting tower;
Figure 10 is the structural representation of combination arbor;
Figure 11 is the structural representation of blade system;
Figure 12 is the pneumatic power system schematic that arbor and fan blade constitute;
Figure 13 is the arbor of drum type fan blade face and the pneumatic power system schematic that the cylinder fan blade constitutes;
Figure 14 is the pneumatic power system top view that arbor and the cylinder fan blade of drum type fan blade face constitutes;
Figure 15 is that the present invention with collection wind and protective system moves collection wind view;
Figure 16 operates in the schematic representation of guard mode for the present invention;
Figure 17 is the cross-sectional view of coupling system;
Figure 18 is the plan view of coupling system;
Among the above-mentioned figure, the indicated element of each reference character is respectively: 1 pylon, 2 generator frameworks; 3 fan blade arbors; 4 fan blades, 5 fan blade wind deflectors, 6 air gathering plates; 7 air gathering plate actuator support arms, 8 collection wind system hydraulic pressure (or motor) drive units; 9 coupling, 10 speed increasers; 11 generators; 12GPS is the excitation grid-connection control system regularly; 13 arbor bearing fixed seats, wind gathering plate on 14,15 times wind gathering plates.
Embodiment
Below in conjunction with accompanying drawing and embodiment technological scheme of the present invention is done further to explain, but following content is not used in qualification protection scope of the present invention.
Altitude tower posture collection wind vertical wind power generation system architecture is as shown in Figure 1, and native system is by the framework of high-altitude pylon as vertical wind driven generator, comprises pneumatic power system; Collection wind and protective system, speed increaser, generator; GPS synchronization timing monitor controller; Rectification electric power storage stabilized power supply, ac converter device, excitation grid-connection control device.1 pylon shown in Fig. 1, the framework of 2 wind-driven generators (can be quadrilateral frame, pentagon framework, N limit shape framework or circular frame), native system is the structure that example is introduced native system with the quadrilateral frame.The combined fan blade arbor of 3 multistages; 4 fan blades, 5 fan blade refraction plates, 3 fan blades are one group, become 120 degree angles to distribute respectively; 6 is air gathering plate, and it is the air gathering plate actuator support arm that an air gathering plate 6,7 is respectively established at the framework four sides, and 8 is hydraulic pressure (or motor) drive unit; 9 is chain coupling; 10 is speed increaser; 11 is generator set; 12 is GPS synchronization timing excitation grid-connection control system; 13 is bearing support; Wind gathering plate, 15 times wind gathering plates on 14.
1. signal transmitting tower frame and wind-driven generator frame structure
The framework of said signal transmitting tower wind-power generating system, can the framework of wind-driven generator be arranged on microwave tower in, as shown in Figure 1; Also can be embedded into the framework of wind-driven generator one section in the microwave tower frame as the signal transmitting tower frame, as shown in Figure 3; Also can be the framework of microwave signal launching tower as wind-driven generator, as shown in Figure 5; Also can be installed in vertical wind driven generator on the high-tension electricity power transmission tower frame, as shown in Figure 6, or be placed on other high-altitude frameworks or on the building of roof, utilize the wind energy in high-altitude to generate electricity.
The framework of said signal transmitting tower wind-power generating system; Also be provided with upper and lower wind gathering plate 13 and 14 in this box frame structure; Promptly the wind gathering plate promptly has the wind gathering function up and down, can reduce the invasion and attack of dust storm and sleet again, avoids freezing damage to wind-power generating system.
1.1 the built-in vertical wind power generation of signal transmitting tower system
The built-in collection wind of said signal transmitting tower vertical wind power generation system is the inside that is arranged on the framework of wind-driven generator signal transmitting tower, and is as shown in Figure 2; 1 is the signal transmitting tower framework, the framework of 2 vertical wind driven generators, 3 fan blade arbors; 4 is fan blade, and 5 is the fan blade wind deflector, 6 air gathering plates; 7 is the air gathering plate actuator support arm, 8 collection wind driven devices; 9 chain couplings, 10 speed increasers; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
1.2 the embedded vertical wind power generation of signal transmitting tower system
The embedded vertical wind power generation of said signal transmitting tower system; Be to be embedded into microwave signal launching tower middle part to the framework of vertical wind power generation system; As the joint of one in the microwave tower frame, constitute the integral body of launching tower to the vertical wind driven generator framework, as shown in Figure 3; 1 is the signal transmitting tower framework among Fig. 3, the framework of 2 vertical wind driven generators, and 3 is the fan blade arbor; 4 is fan blade, and 5 is the fan blade wind deflector, 6 air gathering plates; 7 is the air gathering plate actuator support arm, 8 collection wind protection drive units; 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
1.3 signal transmitting tower posture vertical wind power generation system
Said signal transmitting tower vertical wind power generation system is the framework of the framework of signal transmitting tower as wind-driven generator, promptly is arranged on wind-driven generator the inside of microwave tower, and is as shown in Figure 1; 1 is the microwave tower framework, and 3 is the fan blade arbor; 4 is fan blade, and 5 is the fan blade wind deflector, and 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
1.4 the embedded vertical wind power generation of high voltage power transmission tower system
The embedded vertical wind power generation of said high voltage power transmission tower (or other high-altitude pylons) system; Be to be embedded into high voltage power transmission pylon inside to the framework of vertical wind driven generator; Or the vertical wind driven generator framework as one in high voltage power transmission pylon joint, as shown in Figure 6; Constitute the integral body of high voltage power transmission tower.1 is the high voltage power transmission tower framework among Fig. 6, the framework of 2 vertical wind driven generators, and 3 is the fan blade arbor; 4 is fan blade, and 5 is the fan blade wind deflector, 6 air gathering plates; 7 is the air gathering plate actuator support arm, 8 collection wind system drive units; 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
2. vertical wind power generation system
2.1 framework vertical wind driven generator
Said wind-power generating system structure is as shown in Figure 7, and 2 is the framework of vertical wind driven generator among Fig. 8-9, and 3 is the fan blade arbor; 4 is fan blade, and 5 is the fan blade wind deflector, 6 air gathering plates; 7 is the air gathering plate actuator support arm, 8 collection wind system hydraulic pressure installation; 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
2.2 pylon vertical wind driven generator
Said tower-type wind-power generating system structure is shown in Fig. 8-9, and the present invention utilizes the framework of signal transmitting tower frame as wind-driven generator, and 1 is the signal pylon among Fig. 8-9, and 3 is the fan blade arbor; 4 is fan blade, and 5 is the fan blade wind deflector, and 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is regularly excitation grid-connection control system of GPS; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.16 are fan blade arbor supporting intersection crossbeam, and 17 is fan blade arbor crossbeam inclined bearing slotted-angle shelving (inclined bearing slotted-angle shelving), and an end and pylon column angle steel are connected and fixed, and an end and bearing support side's plate 13 are connected to a fixed.
The present invention is by arbor bearing support 13, and fan blade arbor diagonal angle crossbeam 16, fan blade arbor tiltedly prop up the load-bearing support system that slotted-angle shelving 17 constitutes the fan blade arbor.
The another kind of design and installation method of the arbor of fan blade shown in Fig. 9 bearing cross-beam 16 as shown in Figure 9; Fan blade arbor bearing cross-beam 16 adopts two parallel angle steel arbor crossbeams; Arbor bearing support 13 is fixed on the arbor crossbeam 16; Arbor bearing support 13 is following fixing by the 17 reinforcement supportings of inclined bearing slotted-angle shelving with arbor crossbeam 16, and the two ends of arbor crossbeam 16 are fastened on the cruciform bracing angle steel at pylon four sides.The present invention is by arbor bearing support 13, fan blade arbor crossbeam 16, and the inclined bearing angle guiding principle frame 17 of fan blade arbor bearing support constitutes the load-bearing support system of fan blade arbors.
3. fan blade arbor
The fan blade arbor adopts the large-scale combined arbor shown in figure 10, and said large-scale combined arbor has promptly made things convenient for processing and transportation, can utilize less working machine, accomplishes the processing of large-scale over-long axle class.This invention is not only applicable to large-sized wind driven generator combined crankshaft, is applicable to the arbor class of other types yet.
The arbor structure of the multi-section combined wind-driven generator that present embodiment adopts; The arbor of a long wind-driven generator, be decomposed into several sections, adopt fabricated structure; Can combination in any change fan blade angle; Eliminate the fan blade dead angle, keep the continuity of fan blade running torque, reduced the deformation and the vibration of arbor; And change the solid shaft structure into the open-core type structure, and be convenient to processing, practiced thrift a large amount of steel, increased intensity and the rotary torsion square of arbor, be convenient to assembling and transportation, increase rotary torsion square.
Fan blade arbor of the present invention adopts multi-section combined arbor, and according to actual needs through increase and decrease stage casing arbor combination forming.Shown in figure 10, the fan blade arbor comprises lower shaft end 18 and last axle head 19, following central siphon and last central siphon 20, fan blade fixed flange 21, lower shaft land and last land 22, axle center locating stud 23, fixing bolt and nut 24 down in going up.
Among the present invention fan blade 4 is connected fixingly through fan blade fixed flange 21 with fan blade arbor 3, can combination in any changes fan blade angle, eliminate the fan blade dead angle, keep the continuity of wind-force moment, reduced the deformation and the vibration of arbor.Simultaneously, fan blade arbor of the present invention is to adopt the open-core type structure to replace original solid shaft structure, and is in light weight, is convenient to processing, practices thrift a large amount of steel, increases the intensity and the rotary torsion square of arbor, and is convenient to assembling and transportation.
4. blade system
The present invention adopts vertical horizontal rotation type blade system, and is shown in figure 11, and it comprises fan blade 4, refraction wind-guiding plate 5, fixed support 15.Refraction wind-guiding plate 5 becomes 60 degree angles to fix with the fan blade frame.Refraction wind-guiding plate underpart is fixed on the fan blade frame, and refraction wind-guiding plate middle part is fixedly connected with fixed support.Fan blade 4 is fixed on the arbor 3 by flange plate 21, is convenient to assembling, maintenance and transportation.Wherein, the inner steel band of fan blade frame and fan blade leaf body welds together and constitutes the fan blade rack, and glass fibre reinforced plastics or graphite fiber are covered in the outside; Constitute ganoid streamlined fan blade, windage is little, and the fan blade cross section is the streamlined curve of wing; Fan blade front blowing area is big, and fan blade back windage is little.The longitudinal section is projection arch form curve, rotates when wind-force promotes fan blade, and wind-force line movement locus is shape linearly, does not produce eddy current, and wind-force ray movement locus is the optimum state, and wind produces maximum running torque to fan blade.Make the rotation of fan blade along continuous straight runs, so blade system dynamic balancing characteristic is good, rotating speed is high, good stability, and blowing area is big, and wind energy utilization is high.
Shown in figure 12, fan blade according to the invention has two-layer, the upper and lower layers fan blade 60 degree angles that interlace; Every layer of fan blade has three, three fan blades, the 120 degree angles that respectively interlace, three fan blade complementations; Equilibratory running torque does not have the dead angle of startup and switching-over dead angle, produces best dynamic balancing characteristic; When adopting N layer blade structure, every layer of fan blade 120 degree/N that interlace, such mode of structure makes that the fan blade rotation is steady.
For the thin and tall characteristics of adaptation signal pylon, fan blade also can adopt cylindrical shape fan blade face shown in figure 13, and it is very long that the fan blade face can be done, and turning radius is little, with the thin and tall characteristics of adaptation signal emission body of the tower.
Fan blade radius of the present invention is little, and rotational speed is high, and the wind power utilization rate is high, and balance is good, and noise free is highly suitable for the characteristics of high-altitude pylon wind energy power, as the power supply of various instrument and equipments.
5. collect wind and protective system
Collection wind and protective system are as shown in Figure 7.Collect wind and protective system by air gathering plate 4, air gathering plate actuator support arm 5, hydraulic pressure (or motor) drive system 6, refractory slab 14, following refractory slab 15 etc. and air gathering plate 4 common formation bellows type collection wind systems reduce the wind-force leakage, increase collection air quantity on the framework.Go up simultaneously refractory slab and reduce dust storm and sleet invasion and attack, reduce freezing damage power-driven generator leaf.
Collection wind and protective system are set in the vertical wind power generation of the present invention system; Control pneumatic power system air output through regulating the open angle of each air gathering plate; The rotating speed of regulator generator, and when wind speed during excessive or typhoon, through the closed set aerofoil; Can play the effect of protection generator system, collection wind and protective system adopt motoring.
Wind-power generating system of the present invention is after increasing collection wind and protective system; The wind power utilization rate is high, and pneumatic power system balancing property is good, and rotating speed is high; Pneumatic power system start-up wind speed is that 2.5m/s arrives maximum functional wind speed 43m/s; When wind speed surpasses 43m/s,, regulate the rotating speed of wind-driven generator through regulating the air quantity that receives that air gathering plate changes pneumatic power system.When wind speed surpassed 43m/s, air gathering plate was closed fully, and stays 1/4 intake grill, but wind-driven generator proper functioning still, the historical wind speed round-the-clock running below 43m/s fully.
Collection wind shown in Figure 15 and protective system are operated in collection wind view.The air gathering plate open-angle is spent to 46 degree by 0.
Collection wind shown in Figure 16 and protective system are operated in the guard mode schematic representation.
Shown in figure 16, when wind speed surpassed 43 meter per seconds or typhoon, after the air gathering plate closure, intake grill also kept 1/4, and generator still remains on the proper functioning rotating speed.
6. speed increaser system
Speed increaser is shown in 9 among Fig. 7.Speed increaser system 9 adopts vertical speed increaser among the present invention, and speed increasing ratio is big, and the gear and the gear ring interlock number of teeth are many, and occlusal contact area is big, and driving torque is big, and transmission efficiency is high, and driving moment is big.
7. vertical type generator
Generator is shown in 10 among Fig. 7.Generator system adopts the vertical induction generator of many winding pole-changings among the present invention, or synchronous generator, or magneto-electric generator, or DC generator.Generator capacity is determined by consumer.Easy to installation and maintenance, cost is low, and small capacity type 1KW～15KW goes for various signal transmitting tower framves, on the building top in 20KW～500KW city.The large-scale unit of 500KW～2MW goes for various wind power plants, can be installed in land, on the mountain with the sea.
8. chain coupling
Chain coupling is shown in Figure 17-18.The present invention also provides a kind of link of large-scale wind driven generator arbor; Be chain coupling, this chain coupling driving torque is big, can solve to have more very much not under the concentricity situation; Connection with big degrees of freedom arbor; Easy to process, be convenient to assembling, can produce maximum driving torque and rotation torque.
Particularly, this chain coupling shown in Figure 17-18, among the figure 31 for first line of a couplet wheel, 32 for second line of a couplet wheel, 33 be chain rivet, 34 for chain sheet, 35 up and down is last key, 36 be under key.First line of a couplet wheel 31 is connected with last axle, and first line of a couplet wheel 31 is enclosed within fan blade arbor underpart, and is fixing by key 35.Second line of a couplet wheel 32 is connected with transmission shaft, and the second line of a couplet is taken turns 32 and is enclosed within the speed changer axial region, is fixed by key 36.First line of a couplet wheel 31 was connected with chain sheet 34 with being connected by connecting chain rivet of second line of a couplet wheel 32.Connection chain is made up of chain rivet 33 and cochain sheet 34.
Said first line of a couplet wheel 31 bears the whole arbor rotation torque of transmission with second line of a couplet wheel 32 and connection chain.
This sprocket-type coupling is in light weight; Anti-deformation behavior and torsional moment are big, allow nonconcentricity and degrees of freedom big, easy to process; Through checking on probation at large-scale wind driven generator; Obtain good effect, can be applied to wind powered generator systems all types of below the 10MW, and can be suitable for all kinds of dynamic power machine transmission systems.
4.GPS timing excitation grid-connection control system
GPS time service regularly excitation grid-connection control system comprises satellite time signal receiving device, generator output frequency phase place excitation controlling device, intelligent grid-connection control device; Wherein: satellite time signal receiving device receives the satellite time signal; Excitation system by satellite time signal control generator; And the output frequency phase place through generator output frequency phase place excitation controlling device regulating and controlling generator output voltage and electric current, make the output frequency phase place and the line voltage of wind-driven generator consistent; Simultaneously the satellite time signal is controlled intelligent grid-connection control device, when generator output voltage is consistent with electrical network, realizes being incorporated into the power networks or generator and electrical network while are incorporated into the power networks during Zero Crossing Point, makes generator connecting in parallel with system and electrical network is not had impact when excising; Because most of signal transmitting tower is located on outlying and the high mountain away from electrical network; Utilize GPS time service timing signal; As the frequency of generator excitation control and the synchronous time mark signal of phase place; Make frequency and the phase place and the power network signal high unity of wind-driven generator output voltage, inhibit signal launching tower power supply source is consistent with synchronized thus.
At present, traditional wind-driven generator changes with wind-force and change of wind velocity like the revolution of the wind force power machine of propeller type wind force power machine and other types, so the output voltage of generator, and frequency and output power all interlace greatly.Native system is in order to solve the synchronism of wind-driven generator and electrical network; Especially wind-driven generator is operated in when the net working state; Utilize the frequency plot of GPS time dissemination system control wind-driven generator output voltage extremely important, solved frequency plot that wind-driven generator is operated in when net working state output voltage and amplitude with the synchronous conforming method of electrical network and technological with the synchronism of electrical network.
The present invention has adopted GPS time dissemination system control excitation grid-connection control system in order to adapt to the work characteristics of wind-power generating system, can control the rotating speed of wind-driven generator with the excitation grid-connection control system.That is, the one, control air gathering plate opening angle is regulated the air quantity that receives of wind power machine, reaches the rotating speed of regulator generator; Control the excitation system of generator set on the other hand; The voltage current waveform of wind-driven generator output is not changed with wind speed; Make generator set output voltage frequency, phase place constant, the control wind-driven generator is incorporated into the power networks with the electrical network cophasing time, reduces generator in the impact of moment to electrical network of being incorporated into the power networks.The minimum wind speed 3m/s of the work wind ranges of wind-power generating system of the present invention, the whole day fate row of high wind speed 43m/s.
Volume of the present invention is little; Be easy to installation and maintenance; Ride quality is stable, and uprising wind energy power is strong, the power generating quality function admirable; Be applicable to high-altitude signal transmitting tower and high voltage power transmission pylon and other all kinds of high-altitudes frameworks framework, be suitable for generating and application in various weather and geographical environment as vertical wind driven generator.
Above embodiment only is used to explain content of the present invention, and in addition, the present invention also has other mode of execution.But all employings are equal to replacement or the technological scheme that forms of equivalent deformation mode all drops in protection scope of the present invention.
Claims (9)
1. the embedded vertical wind power generation of a high-altitude pylon system is characterized in that comprising high-altitude pylon, GPS time service generator excitation grid-connection control system and vertical wind power generation system; Said vertical wind power generation system is installed on the pylon of high-altitude; Said GPS time service generator excitation grid-connection control system adopts the GPS time service to control said vertical wind power generation system; Realize that generator and electrical network are incorporated into the power networks when same frequency cophasing Zero Crossing Point synchronously and excise, realization does not have impact to electrical network; Wherein:
Said vertical wind power generation system is installed on the pylon of high-altitude, and its mounting type is any in following:
The first, the framework of said vertical wind power generation system is installed in the inside of high-altitude pylon, utilizes the column and the crossbeam of high-altitude pylon, is connected and fixed the framework of wind-driven generator and crossbeam;
Second; The framework of said vertical wind power generation system is embedded in the pylon of high-altitude as a section of said pylon; Utilize the column and the crossbeam of high-altitude pylon, be connected and fixed the framework of wind-driven generator and crossbeam, be connected the high-altitude pylon with the wind-power electricity generation machine frame fixing as a whole;
The 3rd, said high-altitude pylon is directly as the framework of said vertical wind power generation system, and the framework and the crossbeam that utilize the high-altitude pylon are installed in the arbor crossbeam of wind-driven generator on the crossbeam of high-altitude pylon as the framework and the crossbeam of wind-driven generator.
2. the high-altitude as claimed in claim 1 embedded vertical wind power generation of pylon system is characterized in that: said GPS time service regularly excitation grid-connection control system comprises satellite time signal receiving device, generator output frequency phase place excitation controlling device, intelligent grid-connection control device; Wherein: satellite time signal receiving device receives the satellite time signal; Excitation system by satellite time signal control generator; And the output frequency phase place through generator output frequency phase place excitation controlling device regulating and controlling generator output voltage and electric current, make the output frequency phase place and the line voltage of wind-driven generator consistent; Simultaneously the satellite time signal is controlled intelligent grid-connection control device, when generator output voltage is consistent with electrical network, realizes being incorporated into the power networks or generator and electrical network while are incorporated into the power networks during Zero Crossing Point, makes generator connecting in parallel with system and electrical network is not had impact when excising; Because most of signal transmitting tower is located on outlying and the high mountain away from electrical network; Utilize GPS time service timing signal; As the frequency of generator excitation control and the synchronous time mark signal of phase place; Make frequency and the phase place and the power network signal high unity of wind-driven generator output voltage, inhibit signal launching tower power supply source is consistent with synchronized thus.
3. the high-altitude as claimed in claim 2 embedded vertical wind power generation of pylon system; It is characterized in that: said satellite time signal receiving device receives the satellite time signal; Control collects wind protective system and generator excited system respectively, that is: the amplitude frequency and the phase place of control air gathering plate opening angle adjusting wind-driven generator air output, regulator generator rotating speed and generator output voltage waveform; Control rectification electric power storage stabilized power supply and inversion ac power supply system in the vertical wind power generation system simultaneously, make inversion ac power supply system and synchronized.
4. like the embedded vertical wind power generation of the described high-altitude of claim 1-3 pylon system; It is characterized in that: said vertical wind power generation system comprises pneumatic power system and collection wind and protective system; Said pneumatic power system adopts the box frame structure, and said collection wind and protective system are the box collection wind system of wind tunnel type.
5. the high-altitude as claimed in claim 4 embedded vertical wind power generation of pylon system is characterized in that: said pneumatic power system comprises fan blade arbor and blade system; Said blade system comprises fan blade frame, fan blade leaf body, refraction wind-guiding plate, fixed support and fan blade and arbor flange plate; The inner steel band net of fan blade frame and fan blade leaf body welds together and constitutes the fan blade skeleton; Fan blade skeleton outside is covered with smooth graphite fiber or glass fibre reinforced plastics; Perhaps utilize aluminium alloy plate and section bar to process fan blade integral body, the refraction wind-guiding plate becomes 60 degree angles to be fixed on the fan blade frame with the fan blade frame, and it is fixing that refraction wind-guiding plate middle part utilizes fixed support to connect; Become 120 degree angles to be fastened on the fan blade arbor between each fan blade, connect fixedly multilayer fan blade on the said fan blade arbor vertically by the arbor flange plate.
6. like claim 4 or the 5 described high-altitude embedded vertical wind power generation of pylon systems; It is characterized in that: said collection wind and protective system comprise air gathering plate and drive motor or hydraulic driving system; Air gathering plate is connected with blower frame through support arm and slideway and drives, and drives air gathering plate and opens with closed; Air gathering plate opens and is collection wind state, and closure is a guard mode, regulates the open angle of air gathering plate, can regulate the air output of wind power machine and the rotating speed of speed increaser generator.
7. the high-altitude as claimed in claim 5 embedded vertical wind power generation of pylon system; It is characterized in that: said fan blade arbor adopts multi-section combined arbor; Comprise axle head, last central siphon, go up an axle land, middle stern tube, flange plate, axle center locating stud, lower shaft land, time central siphon, lower shaft end; Said lower shaft end all adopts strong the cooperation to be welded to connect with following central siphon and the said axle head of going up with last central siphon; Following central siphon and middle stern tube and go up central siphon and is connected the whole employing of a fan blade arbor locating stud centralized positioning through flange plate.
8. like each the described high-altitude embedded vertical wind power generation of pylon system of claim 1-3; It is characterized in that: said vertical wind power generation system; Wherein vertical type generator adopts many winding pole-changings asynchronous generating unit; Or the employing DC generator, or adopt magneto-electric generator, or adopt synchronous generator.
9. the high-altitude as claimed in claim 8 embedded vertical wind power generation of pylon system; It is characterized in that: said many winding pole-changings asynchronous generating unit structure; Its mode of connection is 2 winding asynchronous change-pole modes, 3 winding asynchronous change-pole modes and multi-winding asynchronous change-pole mode; Combination through the adjustment winding changes the power generator electrode logarithm, to adapt to cooperating of wind speed and generator.
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| CN107939613A (en) * | 2017-12-04 | 2018-04-20 | 李勇强 | Wind power generation stack tower system |
| CN110541596A (en) * | 2019-08-27 | 2019-12-06 | 海南电网有限责任公司电力科学研究院 | prevent assembled pole of down tube |
| CN114909012A (en) * | 2022-05-06 | 2022-08-16 | 安徽航塔新能源科技有限公司 | Multifunctional intelligent low-carbon 5G communication launching tower and tower manufacturing process |
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