CN102840108B - 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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- CN102840108B CN102840108B CN201210269663.4A CN201210269663A CN102840108B CN 102840108 B CN102840108 B CN 102840108B CN 201210269663 A CN201210269663 A CN 201210269663A CN 102840108 B CN102840108 B CN 102840108B
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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
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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 standing wind power generator of technical field of wind power generation, specifically, what relate to is that a kind of high spacing wave launches relay pylon embedding standing wind power generator.
Background technique
Along with the generation of world energy sources crisis, wind-force kinetic energy power generation is utilized 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 cylinder top, and heavy fan blade of growing up tiltedly hangs over side, and needs great balance weight body.Consider fan blade, speed increaser, generator set, balance weight body add heavy cabin, and utilize tower cylinder to be supported in high-altitude, then wind blows can produce huge tilting moment; Wiping out and freezing damage of blast cannot be resisted; Meanwhile, three paddle wind-driven generators need to rotate windward, rotate diameter greatly, in any case cannot be contained on launching tower.
Through finding the literature search of prior art; application number is the Chinese invention patent application of 201110062062.1; this patent application proposes " 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 is connected with hydrogen generator with current stabilizer by rectifier successively, this electric energy output end is connected with the power unit of base station with current stabilizer by inverter, rectifier successively simultaneously; The hydrogen output terminal of hydrogen generator is connected with hydrogen storage; Hydrogen storage 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 powered for base station, also can be used for producing hydrogen, when vertical wind power generator wind-force is not enough or when cannot normally work, be that base station powers, achieve the uninterruptable power supply (UPS) to base station by hydrogen fuel cell." above-mentioned patent do not illustrate vertical wind power generator structure and resemblance; only sketch wind energy or the renewable source of energy generation such as solar electrical energy generation and hydrogen fuel cell as power supply source, described main contents are the small capacity uninterruptible power system that wind-powered electricity generation and hydrogen fuel cell electric power storage are formed.
Also find in retrieval, application number is the application for a patent for invention of 200810061068.5, this patent application proposes " a kind of mobile phone signal transmitting tower utilizing wind-powered electricity generation; comprise the pylon of taper barrel and be equipped with the wind power generating set of installing; it is characterized in that; install turntable on described pylon, install telecommunications equipment and storage battery in turntable cabin; Described wind power generating set comprises two groups of H type two wing double-layer wind power generators, each organize this H type two wing double-layer wind power generator comprise two end cap all projecting shaft generator and be connected to the upper and lower two-layer H type wind wheel at two ends up and down of this axle respectively by upper and lower shaft coupling, 90 ° of angles between the angle of two wing blades of this upper and lower two-layer H type wind wheel becomes mutually; In the side of described two groups of H type two wing double-layer wind power generators, a pair guide plate is housed." pylon of above-mentioned patent utilization taper barrel installs turntable and install H type two wing blade wind power generating set on turntable; H type two wing double-layer wind power generator; its H type two wing blade blowing area is little; wind energy utilization is low; output power is little, need to fill two even multiple stage H type blade generator just can satisfy the demand.
Claimant once proposed in 2010 the Chinese invention patent that application number is 201010272913.0; this patent provides " a kind of collection wind standing wind power generator; comprise wind-power system, vertical speed increaser and generator; grid-connection control system; wind-power system is connected with speed increaser and generator by chain coupling, generator is controlled by excitation grid-connection control system; Wind-power system is box frame structure, and comprise blade system and collect wind and protective system, upper ceiling, lower refractory slab and air gathering plate are connected to form the box collection wind of wind tunnel type and protective system." the present invention improves innovation further on the basis of this patent; it is coordinated with pylon (such as microwave signal launching tower, wireless signal relay tower, high-tension electricity power transmission tower frame etc.); form new-type standing wind power generator, relay tower and provide for signal is launched and stablize continual power supply.Also can utilize high-altitude signal transmitting tower frame or high-voltage power transmission tower installed vertical wind-driven generator, effectively can utilize the wind resource of high-altitude pylon, the framework of original vertical wind driven generator can be saved again, save a large amount of steel.
Summary of the invention
The object of the present invention is to provide a kind of embedded standing wind power generator of high-altitude pylon be arranged on the pylon of existing high-altitude, utilize signal to launch and relay the framework of pylon as vertical wind driven generator, the signal that is arranged on of wind-driven generator is launched in relay pylon, or the framework of vertical wind driven generator is embedded in signal transmitting tower as the part of signal transmitting tower, form altitude tower posture standing wind power generator, launching the power device of relaying on tower for signal provides continual power supply.Native system stabilized structure, ride quality are stable, and wind power utilization rate is high, and output power is large, are convenient to assembling and safeguard, thus overcome deficiency of the prior art.
For achieving the above object, pylon standing wind power generator of the present invention, comprises high-altitude pylon, GPS time service generator excitation grid-connection control system and standing wind power generator; Described standing wind power generator is arranged on the pylon of high-altitude, described GPS time service generator excitation grid-connection control system adopts GPS time service to control described standing wind power generator, realize generator and electrical network grid-connected with excision when synchronous same frequency cophasing Zero Crossing Point, realize electrical network without impact; Described standing wind power generator is arranged on the pylon of high-altitude, its mounting type be following in any one:
The first, the frame installation of described standing wind power generator, in the inside of high-altitude pylon, utilizes column and the crossbeam of high-altitude pylon, the framework of wind-driven generator and crossbeam is connected and fixed.
The second, the framework of described standing wind power generator is embedded in the pylon of high-altitude as a section of described pylon; Utilize column and the crossbeam of high-altitude pylon, the framework of wind-driven generator and crossbeam are connected and fixed, high-altitude pylon and wind-power electricity generation machine frame are connected and fixed as a whole;
3rd, described high-altitude pylon is directly as the framework of described standing wind power generator; Utilize the framework of high-altitude pylon and crossbeam as the framework of wind-driven generator and crossbeam, the arbor crossbeam of wind-driven generator is arranged on the crossbeam of high-altitude pylon.
The present invention utilizes high-altitude pylon to form wind-power generating system as the framework of vertical wind driven generator, the supplied by AC/DC electricity that can meet high-power signal transmitting relay tower and wireless relay tower etc. is used, also high voltage power transmission pylon or other class high-altitude frameworks can be utilized to be the framework as vertical wind driven generator, wind-power generating system is formed, for various power device provides uninterruptible power system with this.
In the remote districts without mains supply system, in order to the frequency of the just profound wave voltage current waveform that makes generator or produced by inverter and electrical network and phase place completely the same, exciter control system of the present invention adopts GPS sync identification excitation grid-connection control system, strictly control generator excited system and AC inverter by GPS sync identification, the just profound wave voltage current waveform that generator and inverter system are produced and the frequency of electrical network and phase place consistent.
The present invention controls excitation grid-connection control system, inverter system by GPS sync identification; and respectively domination set wind protective system and generator system, domination set aerofoil opening angle regulates wind-driven generator air output, with the amplitude frequency of this regulator generator rotating speed and generator output voltage waveform and phase place.Simultaneously, the present invention is by GPS sync identification Systematical control rectification power storage electric installation, voltage stabilizing converter plant and inverter system, make the VDC of rectification and voltage-stabilizing system stable output, make AC inverter export the voltage current waveform consistent with line voltage and amplitude frequency and phase place.
Described standing wind power generator comprises wind-power system; collection wind and protective system; coupling; speed increaser; vertical type generator, rectification power storage electric installation, voltage stabilizing ac converter device; wherein said rectification power storage electric installation is connected GPS sync identification excitation grid-connection control system with voltage stabilizing ac converter device, and launching relay tower etc. as signal provides high-power AC/DC voltage-stabilizing power supply system.
Described wind-power system comprises fan blade arbor and blade system, and blade system is fixed on fan blade arbor.
Described blade system comprises fan blade frame, fan blade leaf body, refraction wind-guiding plate, fixed support and fan blade and arbor flange plate, fan blade frame and the inner steel band net of fan blade leaf body weld together and form fan blade skeleton, fan blade skeleton outside is covered with smooth carbon fiber or glass fibre reinforced plastics, or utilize aluminium alloy plate and section bar to make fan blade entirety, refraction wind-guiding plate becomes 60 degree of angles to be fixed on fan blade frame with fan blade frame, fixed support is utilized to be connected and fixed in the middle part of refraction wind-guiding plate, 120 degree of angles are become to be fastened on fan blade arbor by arbor flange plate between each fan blade, described fan blade arbor is connected and fixed multiple layer wind blade vertically.Fan blade arbor is connected with speed increaser by coupling, and generator and speed increaser are directly assembled together, and wind fan blade promotes arbor and drives generator rotary electrification along horizontally rotating.
Described collection wind and protective system comprise the multiple air gathering plates being distributed in box frame four sides place, the hydraulic pressure of air gathering plate or electrical equipment drive system, upper wind gathering plate and lower wind gathering plate and multiple fixed set aerofoil, form the box collection wind system of wind tunnel type.
Described collection wind and protective system comprise air gathering plate and drive motor (or hydraulic driving system), and air gathering plate is connected and driving with blower frame with slideway by support arm, drive air gathering plate to open and close.Air gathering plate opens for collection wind state, closes as guard mode.The angle regulating air gathering plate to open, can regulate the air output of wind power machine and the rotating speed of speed increaser generator.
Described fan blade arbor adopts multi-section combined arbor, comprise axle head, upper central siphon, upper axle land, middle stern tube, flange plate, axle center locating stud, lower shaft land, lower central siphon, lower shaft end, described lower shaft end all adopts strong cooperation to be welded to connect with lower central siphon and described upper axle head with upper central siphon, lower central siphon is connected by flange plate with middle stern tube and upper central siphon, and fan blade arbor entirety adopts the centralized positioning of axle locating stud.
Described vertical type generator can adopt Multiple coil pole-changing asynchronous generating unit, or adopts DC generator, or adopts magneto-electric generator, also can adopt synchronous generator.
Described Multiple coil pole-changing 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, power generator electrode logarithm is changed, to adapt to coordinating of wind speed and generator by adjusting the combination of winding.
Described pylon is high-altitude of the prior art pylon, as 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 intensity, above-mentioned mounting type can be utilized to realize wind-power electricity generation.
In general, present invention successfully solves conventional propeller type wind power generating set equipment and can not be used for the technical barrier that high spacing wave launches relay tower and maximization and industrialization; Compared with prior art, collection wind standing wind power generator of the present invention has very large advantage:
1, blower fan employing fan blade horizontally rotates and has automatic domination set wind system, and with three traditional oar blade type wind-power generating systems compared with above-mentioned vertical shaft H-shaped fan blade, wind power utilization rate improves many times;
2, compared with same power wind-power generating system, volume-diminished more than 50%;
3, total cost cost reduces by more than 30% compared with three traditional oar blade type wind power systems;
4, blade system is horizontal rotation type, and stability of equilibrium is good, can be arranged on the pylon of high-altitude or on the roof of town and country, have important promotional value;
5, whole wind-power generating system can be incorporated into the power networks, also can from net isolated operation;
6. system adopts intelligent control mode, accomplishes grid-connected zero incision, to electrical network without impact.；
7., when from net isolated operation, adopt GPS sync identification timing to control, the just profound wave voltage current waveform that generator and inverter system are produced and the frequency of electrical network and phase place completely the same;
8. the present invention is by GPS time service Timer Controlling rectifying and voltage-stabilizing system and AC inverter system, makes the VDC of rectification and voltage-stabilizing system stable output, makes AC inverter export the voltage waveform amplitude frequency consistent with line voltage and phase place;
9, system adopts modular construction, can realize multi-deck combined, high-altitude pylon realizes 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, have anti-violent typhoon and blizzard ability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the built-in signal transmitting tower standing wind power generator of the present invention;
Fig. 2 is the built-in signal transmitting tower standing wind power generator structural representation with collection wind and protective system;
Fig. 3 is the structural representation of embedded signal launching tower standing wind power generator;
Fig. 4 is the embedded vertical wind driven generator structural representation of signal transmitting tower with collection wind and protective system;
Fig. 5 utilizes signal transmitting tower as the signal transmitting tower vertical wind driven generator structural representation of framework;
Fig. 6 utilizes high voltage power transmission tower to form the vertical wind driven generator structural representation with collection wind and protective system;
Fig. 7 is the wind-driven generator frame structure schematic diagram with collection wind and protective system;
Fig. 8 is signal transmitting tower is blower frame cross-beam vertical wind driven generator structural representation;
Fig. 9 is signal transmitting tower is blower frame parallel arbor crossbeam vertical wind driven generator structural representation;
Figure 10 is the structural representation of combination arbor;
Figure 11 is the structural representation of blade system;
Figure 12 is the wind-power system schematic that arbor and fan blade are formed;
Figure 13 is the wind-power system schematic that the arbor in drum type fan blade face and cylinder fan blade are formed;
Figure 14 is the wind-power system top view that the arbor in drum type fan blade face and cylinder fan blade are formed;
Figure 15 has collection wind and the present invention of protective system to run and collect wind view;
Figure 16 is the schematic diagram that the present invention operates in guard mode;
Figure 17 is the cross-sectional view of coupling system;
Figure 18 is the plan view of coupling system;
In above-mentioned figure, the element indicated by each reference character is respectively: 1 pylon, 2 alternator frame; 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 timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering plate on 14,15 times wind gathering plates.
Embodiment
Below in conjunction with drawings and Examples, the technical solution of the present invention is further explained, but following content is not intended to limit the scope of the invention.
Altitude tower posture collection wind standing wind power generator structure as shown in Figure 1; native system is by the framework of high-altitude pylon as vertical wind driven generator; comprise wind-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 (can be quadrilateral frame, pentagon framework, N limit shape framework or circular frame) of 2 wind-driven generators, native system introduces the structure of native system for quadrilateral frame.The combined fan blade arbor of 3 multistage; 4 fan blades, 5 fan blade refraction plates, 3 fan blades are one group, become 120 degree of angle distributions respectively; 6 is air gathering plate, and framework four sides respectively establishes an air gathering plate 6,7 to be air gathering plate actuator support arm, 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 described signal transmitting tower wind-power generating system, can be arranged in microwave tower the framework of wind-driven generator, as shown in Figure 1; Also can the framework of wind-driven generator be embedded in Microwave emission pylon as a section of signal transmitting tower frame, as shown in Figure 3; Also can using the framework of microwave signal launching tower as wind-driven generator, as shown in Figure 5; Also can vertical wind driven generator be arranged on 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 described signal transmitting tower wind-power generating system, upper and lower wind gathering plate 13 and 14 is also provided with in this box frame structure, namely namely this upper and lower wind gathering plate has wind gathering function, can reduce dust storm again and sleet is attacked, and avoids the freezing damage to wind-power generating system.
The built-in standing wind power generator of 1.1 signal transmitting tower
Described signal transmitting tower built-in collection wind standing wind power generator is the inside framework of wind-driven generator being arranged on signal transmitting tower, as shown in Figure 2; 1 is the framework of signal transmitting tower framework, 2 vertical wind driven generators, 3 fan blade arbors; 4 is fan blade, and 5 is fan blade wind deflector, 6 air gathering plates; 7 is air gathering plate actuator support arm, 8 collection wind driven devices; 9 chain couplings, 10 speed increasers; 11 generators; 12 is GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
The embedded standing wind power generator of 1.2 signal transmitting tower
The embedded standing wind power generator of described signal transmitting tower, that the framework of standing wind power generator is embedded in the middle part of microwave signal launching tower, using vertical wind driven generator framework as the joint in Microwave emission pylon, form the entirety of launching tower, as shown in Figure 3; .In Fig. 3,1 is the framework of signal transmitting tower framework, 2 vertical wind driven generators, and 3 is fan blade arbor; 4 is fan blade, and 5 is fan blade wind deflector, 6 air gathering plates; 7 is 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 GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
1.3 signal transmitting tower posture standing wind power generators
Described signal transmitting tower standing wind power generator, is using the framework of the framework of signal transmitting tower as wind-driven generator, namely wind-driven generator is arranged on the inside of microwave tower, as shown in Figure 1; 1 is microwave tower framework, and 3 is fan blade arbor; 4 is fan blade, and 5 is fan blade wind deflector, and 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
The embedded standing wind power generator of 1.4 high voltage power transmission tower
Described high voltage power transmission tower (or other high-altitude pylons) embedded standing wind power generator, that the framework of vertical wind driven generator is embedded into high voltage power transmission pylon inside, or using vertical wind driven generator framework as the joint in high voltage power transmission pylon, as shown in Figure 6; Form the entirety of high voltage power transmission tower.In Fig. 6,1 is the framework of high voltage power transmission tower framework, 2 vertical wind driven generators, and 3 is fan blade arbor; 4 is fan blade, and 5 is fan blade wind deflector, 6 air gathering plates; 7 is 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 GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
2. standing wind power generator
2.1 framework vertical wind driven generators
As shown in Figure 7, in Fig. 8-9,2 is the framework of vertical wind driven generator to described wind-power generating system structure, and 3 is fan blade arbor; 4 is fan blade, and 5 is fan blade wind deflector, 6 air gathering plates; 7 is 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 GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.
2.2 pylon vertical wind driven generators
As Figure 8-9, the present invention utilizes signal transmitting tower frame as the framework of wind-driven generator to described tower-type wind-power generating system structure, and in Fig. 8-9,1 is signal pylon, and 3 is fan blade arbor; 4 is fan blade, and 5 is fan blade wind deflector, and 9 is chain coupling, and 10 is speed increaser; 11 generators; 12 is GPS timing excitation grid-connection control system; 13 arbor bearing fixed seats, wind gathering top board on 14,15 times wind gathering plates.16 is fan blade arbor supporting cross-beam, and 17 is fan blade arbor crossbeam oblique bearing angle steelframe (inclined bearing slotted-angle shelving), and one end and pylon column Bolted angle connection are fixed together, and one 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 beams 16, fan blade arbor tiltedly props up the load bearing support system that slotted-angle shelving 17 forms 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 arbor crossbeam 16, strengthen supporting and fixing by inclined bearing slotted-angle shelving 17 below arbor bearing support 13 and arbor crossbeam 16, 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, and fan blade arbor crossbeam 16, the inclined bearing angle guiding principle frame 17 of fan blade arbor bearing support forms the load bearing support system of fan blade arbor.
3. fan blade arbor
Fan blade arbor adopts large-scale combined arbor as shown in Figure 10, and namely described large-scale combined arbor facilitates processing and transport, can utilize less working machine, complete the processing of large-scale over-long axle class.This invention is not only applicable to large-sized wind driven generator combined crankshaft, is also applicable to the arbor class of other types.
The arbor structure of the multi-section combined wind-driven generator that the present embodiment adopts, the arbor of a long wind-driven generator, be decomposed into several sections, adopt fabricated structure, combination in any can change fan blade angle, eliminate fan blade dead angle, keep the continuity of fan blade running torque, reduce deformation and the vibration of arbor; And solid shaft structure is changed into hollow-type structure, be convenient to processing, saved a large amount of steel, added intensity and the rotary torsion square of arbor, be convenient to assembling and transport, increase rotary torsion square.
Fan blade arbor of the present invention adopts multi-section combined arbor, and according to actual needs by increase and decrease stage casing arbor combination forming.As shown in Figure 10, fan blade arbor comprises lower shaft end 18 and upper axle head 19, lower central siphon and upper central siphon 20, upper, middle and lower fan blade fixed flange 21, lower shaft land and upper axle land 22, axle center locating stud 23, fixing bolt and nut 24.
In the present invention, fan blade 4 is connected and fixed by fan blade fixed flange 21 and fan blade arbor 3, combination in any can changes fan blade angle, eliminate fan blade dead angle, keep the continuity of wind-force moment, reduce deformation and the vibration of arbor.Meanwhile, fan blade arbor system of the present invention adopts hollow-type structure to replace original solid shaft structure, lightweight, is convenient to processing, saves a large amount of steel, increases intensity and the rotary torsion square of arbor, and is convenient to assembling and transport.
4. blade system
The present invention adopts vertical horizontal rotation type wind leaf system system, and as shown in figure 11, it comprises fan blade 4, refraction wind-guiding plate 5, fixed support 15.Refraction wind-guiding plate 5 becomes 60 degree of angles to fix with fan blade frame.Refraction wind-guiding plate underpart is fixed on fan blade frame, is fixedly connected with in the middle part of refraction wind-guiding plate with fixed support.Fan blade 4 is fixed on arbor 3 by flange plate 21, is convenient to assembling, maintenance and transport.Wherein, the steel band of fan blade frame and fan blade leaf body inside welds together and forms fan blade rack, and glass fibre reinforced plastics or carbon fiber are covered in outside, form ganoid streamlined fan blade, windage is little, and fan blade cross section is wing streamline curve, fan blade front blowing area is large, and after fan blade, windage is little.Longitudinal section is projection arch form curve, and when Wind power propelling fan blade rotates, wind-force line movement locus is linearly, does not produce eddy current, and wind-force ray movement locus is the optimum state, and wind to fan blade produces maximum running torque.Fan blade is rotated in the horizontal direction, and therefore blade system dynamic balance property is good, and rotating speed is high, good stability, and blowing area is large, and wind energy utilization is high.
As shown in figure 12, fan blade of the present invention has two-layer, and upper and lower layers fan blade is staggered 60 degree of angles, and every layer of fan blade has three, three fan blades are respectively staggered 120 degree of angles, three fan blade complementations, equilibratory running torque, without starting dead angle and commutation dead angle, produce best dynamic balance property, when adopting N layer blade structure, every layer of fan blade is staggered 120 degree/N, and such mode of structure makes fan blade rotate steadily.
In order to the feature that adaptation signal pylon is thin and tall, fan blade also can adopt cylindrical shape fan blade face as shown in figure 13, and it is very long that fan blade face can be done, and turning radius is little, launches the thin and tall feature of tower body with adaptation signal.
Fan blade radius of the present invention is little, and rotational speed is high, and wind power utilization rate is high, and balance is good, noise free, is highly suitable for the feature of high-altitude pylon wind energy power, as the power supply of various instrument and equipment.
5. collect wind and protective system
Collection wind and protective system are as shown in Figure 7.Collection wind and protective system are by air gathering plate 4, and air gathering plate actuator support arm 5, hydraulic pressure (or motor) drive system 6, on framework, refractory slab 14, lower refractory slab 15 etc. form bellows type collection wind system jointly with air gathering plate 4, reduce wind-force and leak, and increase collection air quantity.Go up refractory slab to reduce dust storm and sleet and attack simultaneously, reduce the freezing damage to power-driven generator leaf.
Collection wind and protective system are set in standing wind power generator of the present invention; the Angle ambiguity wind-power system air output opened by regulating each air gathering plate; the rotating speed of regulator generator; and when wind speed is excessive or typhoon time; by 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 increase collection wind and protective system; wind power utilization rate is high; wind-power system balance is good; rotating speed is high; wind-power system threshold wind velocity is that 2.5m/s arrives maximum functional wind speed 43m/s; when wind speed is more than 43m/s, by regulate air gathering plate change wind-power system by air quantity, regulate the rotating speed of wind-driven generator.When wind speed is more than 43m/s, air gathering plate is completely closed, and stays the intake grill of 1/4, and wind-driven generator still can normally work, can completely in the historical wind speed round-the-clock running of below 43m/s.
Shown in Figure 15, collection wind and protective system are operated in and collect wind view.Air gathering plate open-angle is by 0 degree to 46 degree.
Shown in Figure 16, collection wind and protective system are operated in guard mode schematic diagram.
As shown in figure 16, when wind speed is more than 43 meter per seconds or typhoon, after air gathering plate is closed, intake grill also retains 1/4, and generator still remains on normal working speed.
6. speed increaser system
Speed increaser is as shown in 9 in Fig. 7.In the present invention, speed increaser system 9 adopts vertical speed increaser, and speed increasing ratio is large, and it is many that gear and gear ring are engaged the number of teeth, and occlusal contact area is large, and driving torque is large, and transmission efficiency is high, and driving moment is large.
7. vertical type generator
Generator is as shown in 10 in Fig. 7.In the present invention, generator system adopts the vertical induction generator of Multiple coil pole-changing, or synchronous generator, or magneto-electric generator, or DC generator.Generator capacity determined by consumer.Easy to installation and maintenance, cost is low, and small capacity type 1KW ~ 15KW goes for various signal transmitting tower frame, on the building roof in 20KW ~ 500KW city.500KW ~ 2MW Large-scale machine set goes for various wind power plant, can be arranged on land, with sea on mountain.
8. chain coupling
Chain coupling as shown in figs. 17-18.Present invention also offers a kind of link of large-scale wind driven generator arbor, i.e. chain coupling, this chain coupling driving torque is large, there is can solve under relatively big difference heart degree situation, there is the connection of larger degrees of freedom arbor, easy to process, be convenient to assembling, maximum driving torque and rotation torque can be produced.
Specifically, this chain coupling as shown in figs. 17-18, in figure 31 be the first line of a couplet wheel, 32 for the second line of a couplet wheel, 33 be chain rivet, 34 be upper and lower chain sheet, 35 be upper key, 36 is lower key.First line of a couplet wheel 31 is connected with upper axle, and first line of a couplet wheel 31 is enclosed within fan blade arbor underpart, is fixed by key 35.Second line of a couplet wheel 32 is connected with transmission shaft, and second line of a couplet wheel 32 is enclosed within transmission shaft portion, is fixed by key 36.The connection that first line of a couplet wheel 31 and the second line of a couplet take turns 32 is connected with chain sheet 34 by connecting chain rivet.Connection chain is made up of chain rivet 33 and cochain sheet 34.
Described first line of a couplet wheel 31 and the second line of a couplet take turns 32 and connection chain bear and transmit whole arbor rotation torque.
This sprocket-type coupling is lightweight, anti-deformation behavior and torsional moment large, allow nonconcentricity and degrees of freedom large, easy to process, through the checking on probation at large-scale wind driven generator, obtain excellent effect, the wind powered generator system of the following type of 10MW can be applied to, and all kinds of Mechanical Driving System can be suitable for.
4.GPS timing excitation grid-connection control system
GPS time service timing excitation grid-connection control system comprises satellite time transfer signal receiving device, alternator output frequency phase place excitation controlling device, intelligent grid connection control gear; Wherein: satellite time transfer signal receiving device receives satellite time transfer signal, by the excitation system of satellite time transfer SC sigmal control generator, and pass through the output frequency phase place of alternator output frequency phase place excitation controlling device regulating and controlling generator output voltage and electric current, make the output frequency phase place of wind-driven generator consistent with line voltage; Simultaneously satellite time transfer SC sigmal control intelligent grid connection control gear, realize when generator output voltage is consistent with electrical network grid-connected or make generator and electrical network simultaneously Zero Crossing Point time grid-connected, when making generator connecting in parallel with system and excise to electrical network without impact; Due to most of signal transmitting tower be located in outlying with high mountain on 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 the frequency of wind-driven generator output voltage and phase place and power network signal high unity, inhibit signal launching tower power supply source is consistent with synchronized thus.
At present, traditional wind-driven generator, as the wind force power machine of propeller type wind force power machine and other types revolution with wind-force and wind speed change and change, the therefore output voltage of generator, frequency and output power are all staggered greatly.Native system is in order to solve the synchronism of wind-driven generator and electrical network, especially when wind-driven generator is operated in from net working state, utilize GPS time dissemination system to control the synchronism of the frequency plot of wind-driven generator output voltage and electrical network extremely important, solve wind-driven generator and be operated in frequency plot from output voltage during net working state and the synchronous conforming technique and method of amplitude with electrical network.
The present invention, in order to adapt to the work characteristics of wind-power generating system, have employed GPS time dissemination system and controls excitation grid-connection control system, can control with excitation grid-connection control system to the rotating speed of wind-driven generator.That is, one be domination set aerofoil opening angle to regulate wind power machine by air quantity, reach the rotating speed of regulator generator; Control the excitation system of generator set on the other hand, the voltage current waveform that wind-driven generator is exported does not change with wind speed, make generator set output voltage frequency, phase-constant, control wind-driven generator with grid-connected during electrical network cophasing, reduce generator grid-connected instantaneously to the impact of electrical network.The minimum wind speed 3m/s of work wind ranges of wind-power generating system of the present invention, the whole day fate row of highest wind velocity 43m/s.
Volume of the present invention is little, be easy to installation and maintenance, ride quality is stablized, uprising wind energy power is strong, 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 as vertical wind driven generator, be suitable for generating and application in various weather and geographical environment.
Above embodiment is only for illustration of 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 formed of equivalent deformation mode all drops in protection scope of the present invention.
Claims (9)
1. the embedded standing wind power generator of high-altitude pylon, is characterized in that comprising high-altitude pylon, GPS time service generator excitation grid-connection control system and standing wind power generator; Described standing wind power generator is arranged on the pylon of high-altitude, described GPS time service generator excitation grid-connection control system adopts GPS time service to control described standing wind power generator, realize generator and electrical network grid-connected with excision when synchronous same frequency cophasing Zero Crossing Point, realize electrical network without impact; Wherein:
Described GPS time service timing excitation grid-connection control system comprises satellite time transfer signal receiving device, alternator output frequency phase place excitation controlling device, intelligent grid connection control gear; Wherein: satellite time transfer signal receiving device receives satellite time transfer signal, by the excitation system of satellite time transfer SC sigmal control generator, and pass through the output frequency phase place of alternator output frequency phase place excitation controlling device regulating and controlling generator output voltage and electric current, make the output frequency phase place of wind-driven generator consistent with line voltage; Simultaneously satellite time transfer SC sigmal control intelligent grid connection control gear, realize when generator output voltage is consistent with electrical network grid-connected or make generator and electrical network simultaneously Zero Crossing Point time grid-connected, when making generator connecting in parallel with system and excise to electrical network without impact; Due to most of signal transmitting tower be located in outlying with high mountain on 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 the frequency of wind-driven generator output voltage and phase place and power network signal high unity, inhibit signal launching tower power supply source is consistent with synchronized thus.
2. the embedded standing wind power generator of high-altitude pylon as claimed in claim 1, is characterized in that: described standing wind power generator is arranged on the pylon of high-altitude, its mounting type be following in any one:
The first, the frame installation of described standing wind power generator, in the inside of high-altitude pylon, utilizes column and the crossbeam of high-altitude pylon, the framework of wind-driven generator and crossbeam is connected and fixed;
Second, the framework of described standing wind power generator is embedded in the pylon of high-altitude as a section of described pylon, utilize column and the crossbeam of high-altitude pylon, the framework of wind-driven generator and crossbeam are connected and fixed, high-altitude pylon and wind-power electricity generation machine frame are connected and fixed as a whole;
3rd, described high-altitude pylon, directly as the framework of described standing wind power generator, utilizes the framework of high-altitude pylon and crossbeam as the framework of wind-driven generator and crossbeam, the arbor crossbeam of wind-driven generator is arranged on the crossbeam of high-altitude pylon.
3. pylon embedded standing wind power generator in high-altitude as claimed in claim 1, it is characterized in that: described satellite time transfer signal receiving device receives satellite time transfer signal, domination set wind protective system and generator excited system respectively, that is: domination set aerofoil opening angle regulates amplitude frequency and the phase place of 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 standing wind power generator simultaneously, make inversion ac power supply system and synchronized.
4. pylon embedded standing wind power generator in high-altitude as claimed in claim 1 or 2; it is characterized in that: described standing wind power generator comprises wind-power system and collects wind and protective system; described wind-power system adopts box frame structure, describedly integrates wind and the protective system box collection wind system as wind tunnel type.
5. pylon embedded standing wind power generator in high-altitude as claimed in claim 4, is characterized in that: described wind-power system comprises fan blade arbor and blade system, described blade system comprises fan blade frame, fan blade leaf body, refraction wind-guiding plate, fixed support and fan blade and arbor flange plate, fan blade frame and the inner steel band net of fan blade leaf body weld together and form fan blade skeleton, fan blade skeleton outside is covered with smooth carbon fiber or glass fibre reinforced plastics, or utilize aluminium alloy plate and section bar to make fan blade entirety, refraction wind-guiding plate becomes 60 degree of angles to be fixed on fan blade frame with fan blade frame, fixed support is utilized to be connected and fixed in the middle part of refraction wind-guiding plate, 120 degree of angles are become to be fastened on fan blade arbor by arbor flange plate between each fan blade, described fan blade arbor is connected and fixed multiple layer wind blade vertically.
6. pylon embedded standing wind power generator in high-altitude as claimed in claim 5, it is characterized in that: described collection wind and protective system comprise air gathering plate and drive motor or hydraulic driving system, air gathering plate is connected and driving with blower frame with slideway by support arm, drives air gathering plate to open and closes; Air gathering plate opens for collection wind state, and close as guard mode, the angle regulating air gathering plate to open, can regulate the air output of wind power machine and the rotating speed of speed increaser generator.
7. pylon embedded standing wind power generator in high-altitude as claimed in claim 5, it is characterized in that: described fan blade arbor adopts multi-section combined arbor, comprise axle head, upper central siphon, upper axle land, middle stern tube, flange plate, axle center locating stud, lower shaft land, lower central siphon, lower shaft end, described lower shaft end all adopts strong cooperation to be welded to connect with lower central siphon and described upper axle head with upper central siphon, lower central siphon is connected by flange plate with middle stern tube and upper central siphon, and fan blade arbor entirety adopts the centralized positioning of axle locating stud.
8. pylon embedded standing wind power generator in high-altitude as claimed in claim 1 or 2, it is characterized in that: described standing wind power generator, wherein vertical type generator adopts Multiple coil pole-changing asynchronous generating unit, or employing DC generator, or employing magneto-electric generator, or adopt synchronous generator.
9. pylon embedded standing wind power generator in high-altitude as claimed in claim 8, it is characterized in that: described Multiple coil pole-changing 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, power generator electrode logarithm is changed, to adapt to coordinating of wind speed and generator by adjusting the combination of winding.
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| CN103410670B (en) * | 2013-08-01 | 2016-06-01 | 南京高传机电自动控制设备有限公司 | Truss type wind-driven generator tower frame and there is the wind power generating set of this pylon |
| CN103971884B (en) * | 2014-05-14 | 2016-04-27 | 国家电网公司 | The tower stand distribution transformer of a kind of angle steel |
| CN107939613B (en) * | 2017-12-04 | 2024-04-30 | 李勇强 | Stacked tower system for wind gathering power generation |
| CN110541596B (en) * | 2019-08-27 | 2020-09-29 | 海南电网有限责任公司电力科学研究院 | Prevent assembled pole of down tube |
| CN113949101A (en) * | 2021-11-22 | 2022-01-18 | 北京银河谷生态农业有限公司 | Wind energy and light energy comprehensive utilization power generation system |
| 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 |
| CN115065883B (en) * | 2022-06-24 | 2024-04-19 | 石家庄铁道大学 | Signal tower drag reduction, vibration suppression and capacity increasing device |
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