CN102400858B - Energy storage generating system and method for vertical axis wind turbine - Google Patents
Energy storage generating system and method for vertical axis wind turbine Download PDFInfo
- Publication number
- CN102400858B CN102400858B CN2011103344375A CN201110334437A CN102400858B CN 102400858 B CN102400858 B CN 102400858B CN 2011103344375 A CN2011103344375 A CN 2011103344375A CN 201110334437 A CN201110334437 A CN 201110334437A CN 102400858 B CN102400858 B CN 102400858B
- Authority
- CN
- China
- Prior art keywords
- water
- tank
- energy
- high pressure
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02E10/20—Hydro energy
-
- 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
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/50—Energy storage in industry with an added climate change mitigation effect
Abstract
The invention discloses an energy storage generating system and an energy storage generating method for a vertical axis wind turbine. The system comprises an energy storage system and a generating system; the energy storage system comprises a high-pressure air generation device, a water storage device and a water turbine; the high-pressure air generation device comprises at least one closed high-pressure air storage tank and air compressors which are matched with the at least one closed high-pressure air storage tank; the water storage device comprises at least one closed water tank; the air compressors are communicated with the high-pressure air storage tanks through air inlet pipelines; the high-pressure air storage tanks are communicated with the water tanks through air outlet pipelines; the water tanks are connected with a water inlet of the water turbine through water outlet pipelines; an impeller of the water turbine is connected with the lower end of a rotor of an outer rotor generator; and the generating system supplies power to the air compressors through cables. When the system is combined to a grid, generated power of the system does not impact the gird; and electrical energy can be converted into energy in other forms and is stored and then is converted into electrical energy, so the problem that the electrical energy is wasted is solved to certain extent, and the problems in the off-grid generating of a large-scale vertical axis wind turbine can be solved.
Description
Technical field
The present invention relates to the vertical axis wind power generation field, especially possess also/from the large-scale vertical wind-driven generator of netting generating.
Background technique
People's live and work be unable to do without electricity, has not had the electric world to imagine, it will be barren dull that people's life has not had electricity, and people's production has not had electricity to stagnate, and can directly cause entire society's productivity collapse.Electric energy is so important, all exploitations of suitable attention electric energy of countries in the world at present, relatively Chang Yong power generating equipment has wind-power electricity generation, hydroelectric power, thermal power generation and nuclear energy power generation, there are substantial pollution in thermal power generation and nuclear energy power generation, do not meet the demand of human development, abandoned by the mankind just gradually at present; And hydroelectric resource is little, does not satisfy human demand to electric weight far away; Therefore clean environment firendly, resourceful wind-power electricity generation will become the direction of human main exploitation from now on.
Adopt the large-scale vertical wind-driven generator that generates electricity by way of merging two or more grid systems also to have a lot of problems at present, and these difficult problems all are because natural wind exists many unstability caused.When hanging down wind speed, large-scale vertical axis aerogenerator is difficult to start, and perhaps can't start at all, causes generator to waste resource; When normal wind speed, though large-scale vertical axis aerogenerator can start and work, the generating efficiency of generator is not high, does not reach full state often; When super large wind, the rotating speed of generator is obviously accelerated, even has surpassed the rated power of generator itself, and generator at this time is in the hole, and generator component might be damaged, and also there is certain danger simultaneously in the output of the power of superelevation.In addition, because natural wind can exist little wind, low wind speed or high wind speed all the time, cause the generated output of generator extremely unstable, can impact to electrical network when inserting electrical network.
The present power supply system of China is the power distribution station that electricity that electric substation sends power generating equipment is fed to each section, again by power distribution station to this regional resident and Factory Electricity Supply, for remote area, there is cost cost height in this mode that is incorporated into the power networks power supply, problems such as maintenance difficulty, therefore cause the difficult problem of remote districts power supply, also be the problem that governments at all levels need solve at present, break off relations the best approach of this problem beyond doubt from the net generating, become the direction of people's research and development and how to utilize wind-power electricity generation to address this problem.
No matter be incorporated into the power networks or off-grid wind-power electricity generation, by day, people's activity in production need for electricity is bigger, and the power supply of electric substation is very nervous, sometimes in addition need to carry out the zone separately electricity consumption solve electricity consumption problem in short supply; And to night, people's activity in production need for electricity is smaller, this moment, the power supply of electric substation was more than needed, these electric energy more than needed can't be put into and cause waste in people's the productive life at last, how also are the other problems that solves better that wind-driven generator is incorporated into the power networks or exist from the net generating with the electric energy recycling of this part waste.
Summary of the invention
The present invention wants one of technical solution problem to provide a kind of vertical axis aerogenerator energy-storing and power-generating system, when generating electricity by way of merging two or more grid systems, its generated output can not impacted to electrical network; Electric energy can be transformed other forms of energy and store, and then be converted to electric energy, solve the problem of waste of energy to a certain extent, also break off relations the problem of large-scale vertical wind-driven generator from the net generating simultaneously.
The present invention wants two of technical solution problem to provide a kind of vertical axis aerogenerator energy storing and electricity generating method, when generating electricity by way of merging two or more grid systems, its generated output can not impacted to electrical network; Electric energy can be transformed other forms of energy and store, and then be converted to electric energy, solve the problem of waste of energy to a certain extent, also break off relations the problem of large-scale vertical wind-driven generator from the net generating simultaneously.
For one of solving the problems of the technologies described above, technological scheme of the present invention is: a kind of vertical axis aerogenerator energy-storing and power-generating system, described power generation system comprises the center king-post, be arranged on a bottom generator unit on the king-post of center and be located at the high-rise generator unit of bottom generator unit top more than one, described bottom generator unit comprises the wind wheel that articulates with the center king-post, be arranged on the outer rotor generator of wind wheel below, the stator of described outer rotor generator is encircled described center king-post, the rotor ring of outer rotor generator rotates around described stator, and the rotor upper end of outer rotor generator is connected with described wind wheel; Described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine, and described pressurized gas generating means comprises at least one high pressure tank and the air compressor that is mated, and described water-storing device comprises at least one water tank; Described air compressor is communicated with described high pressure tank by admission line, and described high pressure tank is communicated with described water tank by outlet pipe; Described water turbine comprises the impeller of encircling described center king-post and the housing that wraps up impeller, described housing is provided with water intake and water outlet, described water tank is connected with described hydroturbine water intake mouth by outlet conduit, and the impeller of described water turbine is connected with the rotor lower end of described outer rotor generator; Described power generation system is powered to described air compressor by cable.
As improvement, described high-rise generator unit comprise wind wheel, the restriction wind speed round of the Φ shape that articulates with described center king-post braking device, be enclosed within the master gear on the king-post of center, plural internal rotor generator, be used for installing the mountion plate of internal rotor generator; Described master gear connects with the rotating shaft of described internal rotor generator by the set of gears transmission system respectively.
As improvement, described center king-post is reinforced concrete construction, the center of described center king-post is provided with the passage at the straight-through top from the bottom, described mountion plate is encircled described center king-post, described mountion plate and the king-post one slurry molding of described center, described mountion plate is provided with the installation screw, and described internal rotor generator is by being bolted on the described mountion plate.
As improvement, described water-storing device comprises two water tanks, and described water turbine water outlet is communicated with described water tank by water return pipeline.
As improvement, described pressurized gas generating means comprises two high pressure tanks and two air compressors, two described high pressure tanks are respectively first high pressure tank, second high pressure tank, two described air compressors are respectively first air compressor, second air compressor, and described second air compressor is communicated with described first high pressure tank by first tracheae; Described first air compressor is communicated with described outlet pipe by second tracheae.
As improvement, be equipped with valve on described admission line, outlet pipe, first tracheae, second tracheae, outlet conduit and the water return pipeline.
As improvement, described outlet conduit is provided with supercharging equipment.
For solve the problems of the technologies described above two, technological scheme of the present invention is: a kind of vertical axis aerogenerator energy storing and electricity generating method, comprising energy-storage system and power generation system, described power generation system comprises a bottom generator unit that is arranged on the king-post of center and is located at the high-rise generator unit of bottom generator unit top more than one; Described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine, described pressurized gas generating means comprises at least one airtight high pressure tank and the air compressor that is mated, described water-storing device comprises the water tank that at least one is airtight, and concrete electricity-generating method may further comprise the steps:
(1) power generation system is carried by cable electric weight more than needed to the air compressor of energy-storage system;
(2) air compressor gets electric work, by admission line air is compressed in the high pressure tank, and the air molecule potential energy in the high pressure tank is increased, and finishes electric energy to the conversion of the molecular potential of air;
(3) in the water tank water is housed, when needing to start the energy-storage system generating, pressurized gas in the high pressure tank are discharged in the water tank by outlet pipe, the water tank internal air pressure increases, when air pressure reaches designated value, water in the water tank is released into water turbine by outlet conduit, and the water in the outlet conduit produces certain kinetic energy under gas pressure, thereby finishes air molecule potential energy to the conversion of the kinetic energy of water;
(4) water with kinetic energy reaches water turbine and promotes the wheel rotation of water turbine along outlet conduit, thereby finishes the kinetic energy of water to the conversion of mechanical energy; The impeller of water turbine drives the rotor rotation of the outer rotor generator of bottom generator unit, makes the generating of bottom generator unit, finishes mechanical energy at last to the conversion of electric energy.
As improvement, described pressurized gas generating means comprises two high pressure tanks and two air compressors, two described high pressure tanks are respectively first high pressure tank, second high pressure tank, two described air compressors are respectively first air compressor, second air compressor, and described second air compressor is communicated with described first high pressure tank by first tracheae; Described first air compressor is communicated with described outlet pipe by second tracheae; Described step (2) is specially: first air compressor compresses air in first high pressure tank by admission line, and the air molecule potential energy in first high pressure tank is increased; Second air compressor compresses air in second high pressure tank by admission line, and the air molecule potential energy in second high pressure tank is increased.
As improvement, described water-storing device comprises two water tanks, is respectively first water tank and second water tank, and described water turbine water outlet is communicated with described first water tank and second water tank by water return pipeline; Described step (3) is specially: in first water tank or second water tank water is housed, the water tank that water is housed is operating water tank, the water tank that does not have water is buffer tank, when needing the startup energy-storage system to generate electricity, pressurized gas in the high pressure tank are discharged in the operating water tank by outlet pipe, the operating water tank internal air pressure increases, and when air pressure reaches designated value, the water in the operating water tank is released into water turbine by outlet conduit; Water turbine acting back is entered into buffer tank by water return pipeline, and after the water in operating water tank was all transferred in the buffer tank, buffer tank became new operating water tank, and former operating water tank becomes new buffer tank, and so circulation is generated electricity.
The beneficial effect that the present invention compared with prior art brings is:
1) can be when low wind speed wind wheel be difficult to starter-generator, water turbine can be used as assistant starting, and under wind wheel and the common drive of water turbine, generator can be accomplished light startup;
2) generator is under normal operating condition, and by water turbine pushing generator rotor, thereby drawing generator rotor speedup reaches generator and completely sends out power rating;
3) when the super large wind speed, make the water turbine opposite spin, thereby suppress the increase of generator amature speed, make generator amature return to the rated speed state, its generated output can not impacted to electrical network;
4) energy-storage system and power generation system cooperatively interact, electric energy can be transformed other forms of energy stores, and then be converted to electric energy, and solved the problem of waste of energy to a certain extent, also broken off relations the problem of large-scale vertical wind-driven generator from the net generating simultaneously.
Description of drawings
Fig. 1 is vertical axis aerogenerator power generation system structure schematic representation of the present invention.
Fig. 2 is embodiment's 1 vertical axis aerogenerator energy-storage system piping diagram.
Fig. 3 is embodiment's 2 vertical axis aerogenerator energy-storage system piping diagrams.
Fig. 4 is embodiment's 2 energy-storage system water tank sectional views.
Fig. 5 is embodiment's 3 vertical axis aerogenerator energy-storage system piping diagrams.
Embodiment
The invention will be further described below in conjunction with Figure of description.
Embodiment 1
A kind of vertical axis aerogenerator energy-storing and power-generating system comprises energy-storage system and power generation system.
As shown in Figure 1, described power generation system comprises center king-post 24, be arranged on a bottom generator unit on the center king-post 24 and be located at the high-rise generator unit of bottom generator unit top more than one, and the center king-post 24 of present embodiment is provided with a bottom generator unit and a high-rise generator unit.
Described bottom generator unit comprises the wind wheel 25 that articulates with center king-post 24, the outer rotor generator 12 that is arranged on wind wheel 25 belows, the stator 121 of described outer rotor generator 12 is encircled described center king-post 24, the rotor 122 of outer rotor generator 12 is around described stator 121 rotations, and rotor 122 upper ends of outer rotor generator 12 are connected with described wind wheel 25.
Described high-rise generator unit comprise wind wheel 17, restriction wind wheel 17 rotating speeds braking device (indicating), master gear 18, plural internal rotor generator 20, be used for installing the mountion plate 23 of internal rotor generator 20; Described wind wheel 17 is Φ shape wind wheel, described wind wheel 17 comprises two equally distributed blades at least, described wind wheel 17 upper ends are provided with clutch shaft bearing 16, the inner ring fixed cover of described clutch shaft bearing 16 is on described center king-post 24, fixedly connected with described wind wheel 17 upper ends in the outer ring of described clutch shaft bearing 16, described wind wheel 17 lower ends are provided with second bearing 19, the inner ring fixed cover of described second bearing 19 is on described center king-post 24, fixedly connected with described wind wheel 17 lower ends in the outer ring of described second bearing 19, described wind wheel 17 articulates with described center king-post 24 by clutch shaft bearing 16 and second bearing 19; Be provided with the connecting tube 26 that is evenly distributed on more than two on the same circumference between described clutch shaft bearing 16 and second bearing 19, described connecting tube 26 upper ends are connected with the outer ring of clutch shaft bearing 16, and the lower end is connected with the outer ring of second bearing 19; Described master gear 18 is enclosed within on the described center king-post 24, described master gear 18 is connected with the outer ring of described second bearing 19, wind wheel 17 drives master gear 18 rotations by second bearing 19, described master gear 18 connects with the rotating shaft of described generator by the set of gears transmission system respectively, the present embodiment gear train assembly is a bevel gear 22, wind wheel 17 wind-engaging power effects rotation, its power is delivered to the rotating shaft of every internal rotor generator 20 successively by master gear 18, gear train assembly, for each internal rotor generator 20 provides mechanical energy, thereby generate electricity.
Described center king-post 24 is reinforced concrete construction, the center of described center king-post 24 is provided with the passage at the straight-through top from the bottom, described mountion plate 23 is encircled described center king-post 24, described mountion plate 23 and the 24 one slurry molding of described center king-post, described mountion plate 23 is provided with the installation screw, and described generator is by being bolted on the described mountion plate 23.
As shown in Figure 2, described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine.Described pressurized gas generating means comprises at least one airtight high pressure tank 2 and the air compressor 1 that is mated, and present embodiment includes only an airtight high pressure tank 2 and an air compressor 1; Described water-storing device comprises at least one airtight water tank 3, and present embodiment includes only a water tank 3.Described air compressor 1 is communicated with described high pressure tank 2 by admission line 4, and described admission line 4 is provided with manually-operated gate 8; Described high pressure tank 2 is connected with outlet pipe 5 by modulating valve 9, and outlet pipe 5 is communicated with described water tank 3 tops, and described outlet pipe 5 is provided with manually-operated gate 8; Air compressor 1 is communicated with outlet pipe 5 by second tracheae 14, and described second tracheae 14 is provided with manually-operated gate 8; Outlet conduit 6 is drawn in described water tank 3 bottoms, be connected with described water turbine 10 water intakes by outlet conduit 6, described outlet conduit 6 is provided with manually-operated gate 8 and at least one pressure-increasing machine 13, and described outlet conduit 6 is connected with water turbine 10 water intakes by supercharging valve 11; Described water turbine 10 is arranged on bottom generator unit below, described water turbine 10 comprises the impeller 101 of encircling described center king-post 24 and the housing 102 that wraps up impeller 101, described housing 102 is provided with water intake (not indicating) and water outlet (not indicating), described water tank is provided with intake pipe and outlet conduit 6, described water tank 3 is connected with described water turbine 10 water intakes by outlet conduit 6, and the impeller 101 of described water turbine 10 is connected with rotor 122 lower ends of described outer rotor generator 12.
The energy storing and electricity generating principle of vertical axis aerogenerator of the present invention is as follows:
(1) power generation system is carried by cable electric weight more than needed to the air compressor 1 of energy-storage system;
(2) air compressor 1 electric work, by admission line 4 air is compressed in the high pressure tank 2, the air molecule potential energy in the high pressure tank 2 is increased, finish electric energy to the conversion of the molecular potential of air;
(3) in the water tank 3 water is housed, when needing to start the energy-storage system generating, pressurized gas in the high pressure tank 2 are discharged in the water tank 3 by outlet pipe 5, water tank 3 internal air pressures increase, when air pressure reaches designated value, water in the water tank 3 is released into water turbine 10 by outlet conduit 6, and the water in the outlet conduit 6 produces certain kinetic energy under gas pressure, thereby finishes air molecule potential energy to the conversion of the kinetic energy of water;
(4) water with kinetic energy rotates along the impeller 101 that outlet conduit 6 reaches water turbine 10 and promotes water turbine 10, thereby finishes the kinetic energy of water to the conversion of mechanical energy; The impeller 101 of water turbine 10 drives the rotor rotation of the outer rotor generator 12 of bottom generator unit, makes the generating of bottom generator unit, finishes mechanical energy at last to the conversion of electric energy.
For the bottom generator unit, energy-storage system plays the purpose of regulator generator output power:
The Starting mode of outer rotor generator 12: when low wind speed outer rotor generator 12 is difficult to start, start energy-storage system, promote water turbine 10 and rotate, realize the startup of outer rotor generator 12 by the acting in conjunction of wind wheel and water turbine 10 impellers 101.
The generation mode of outer rotor generator 12: outer rotor generator 12 is in normal power generation but do not reach under the full situation about sending out, velocity transducer is measured the rotational speed of wind wheel, and signal fed back in the controller, controller compares this signal and preset signals, the flow of solenoid valve on the control outlet conduit 6, current in the outlet conduit 6 form the impeller 101 that powerful water column rushes at water turbine 10 through the supercharging again of pressure-increasing machine 13, the impeller 101 of water turbine 10 and the rotational velocity of generator amature have been accelerated, along with wind wheel speed slowly rises, the flow of solenoid valve reduces gradually, water column in the outlet conduit 6 is weakened the effect of the impeller 101 of water turbine 10, make the rotor of outer rotor generator 12 can arrive rated speed stably.Assisting down of energy-storage system, the bottom generator unit can remain on the state of completely sending out constantly, and is more stable when making this generator unit insert electrical network.
The brake modes of outer rotor generator 12: super large wind surpasses outer rotor generator 12 rotating speeds and decides under the situation of rotating speed, velocity transducer is measured the rotational speed of wind wheel, and signal fed back in the controller, controller compares this signal and preset signals, the flow of control solenoid valve and the direction of water turbine 10 water intakes.Water column in the outlet conduit 6 and impeller 101 sense of rotation opposite effects are on impeller 101, impeller 101 is applied a reverse thrust, thereby limited the maximum value of the spinner velocity of outer rotor generator 12, made the generating state of bottom generator unit remain on the state of completely sending out.
Embodiment 2
A kind of vertical axis aerogenerator energy-storing and power-generating system comprises energy-storage system and power generation system.
As shown in Figure 1, described power generation system comprises center king-post 24, be arranged on a bottom generator unit on the center king-post 24 and be located at the high-rise generator unit of bottom generator unit top more than one, and the center king-post 24 of present embodiment is provided with a bottom generator unit and a high-rise generator unit.
Described bottom generator unit comprises the wind wheel that articulates with center king-post 24, the outer rotor generator 12 that is arranged on the wind wheel below, the stator of described outer rotor generator 12 is encircled described center king-post 24, the rotor ring of outer rotor generator 12 rotates around described stator, and the rotor upper end of outer rotor generator 12 is connected with described wind wheel.
Described high-rise generator unit comprises wind wheel 17, the braking device that limits wind speed round, master gear 18, plural internal rotor generator 20, is used for installing the mountion plate 23 of internal rotor generator 20; Described wind wheel 17 is Φ shape wind wheel, described wind wheel 17 comprises two equally distributed blades at least, described wind wheel 17 upper ends are provided with clutch shaft bearing 16, the inner ring fixed cover of described clutch shaft bearing 16 is on described center king-post 24, fixedly connected with described wind wheel 17 upper ends in the outer ring of described clutch shaft bearing 16, described wind wheel 17 lower ends are provided with second bearing 19, the inner ring fixed cover of described second bearing 19 is on described center king-post 24, fixedly connected with described wind wheel 17 lower ends in the outer ring of described second bearing 19, described wind wheel 17 articulates with described center king-post 24 by clutch shaft bearing 16 and second bearing 19; Be provided with the connecting tube 26 that is evenly distributed on more than two on the same circumference between described clutch shaft bearing 16 and second bearing 19, described connecting tube 26 upper ends are connected with the outer ring of clutch shaft bearing 16, and the lower end is connected with the outer ring of second bearing 19; Described master gear 18 is enclosed within on the described center king-post 24, described master gear 18 is connected with the outer ring of described second bearing 19, wind wheel 17 drives master gear 18 rotations by second bearing 19, described master gear 18 connects with the rotating shaft of described generator by the set of gears transmission system respectively, the gear train assembly of present embodiment is an angular wheel 22, wind, 17 wind-engaging power effects rotation, its power is delivered to the rotating shaft of every internal rotor generator 20 successively by master gear 18, gear train assembly, for each internal rotor generator 20 provides mechanical energy, thereby generate electricity.
Described center king-post 24 is reinforced concrete construction, the center of described center king-post 24 is provided with the passage at the straight-through top from the bottom, described mountion plate 23 is encircled described center king-post 24, described mountion plate 23 and the 24 one slurry molding of described center king-post, described mountion plate 23 is provided with the installation screw, and described generator is by being bolted on the described mountion plate 23.
Shown in Fig. 3,4, described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine 10.Described pressurized gas generating means comprises two airtight high pressure tanks and two air compressors, two described high pressure tanks are respectively the first high pressure tank 2a, the second high pressure tank 2b, and two described air compressors are respectively the first air compressor 1a, the second air compressor 1b; Described water-storing device comprises two water tanks, is respectively the first water tank 3a and the second water tank 3b.The described first air compressor 1a is communicated with the described first high pressure tank 2a by admission line 4, and described admission line 4 is provided with manually-operated gate 8; The described second air compressor 1b is communicated with the described second high pressure tank 2b by admission line 4, and described admission line 4 is provided with manually-operated gate 8; The described second air compressor 1b is communicated with the described first high pressure tank 2a by first tracheae 15, and described first tracheae 15 is provided with manually-operated gate 8; The described first high pressure tank 2a is connected with two outlet pipes 5 by modulating valve 9, and described outlet pipe 5 is communicated with the described first water tank 3a and the second water tank 3b top respectively, and described outlet pipe 5 is provided with manually-operated gate 8; The first air compressor 1a is communicated with outlet pipe 5 by second tracheae 14, and described second tracheae 14 is provided with manually-operated gate 8; The described second high pressure tank 2b is connected with two outlet pipes 5 by modulating valve 9, and described outlet pipe 5 is communicated with the top of the described first water tank 3a and the second water tank 3b respectively, and described outlet pipe 5 is provided with manually-operated gate 8; Outlet conduit 6 is drawn in the described first water tank 3a and second water tank 3b bottom, and described outlet conduit 6 is connected with water turbine 10 water intakes by supercharging valve 11, and described outlet conduit 6 is provided with manually-operated gate 8 and pressure-increasing machine 13; Described water turbine 10 is arranged on bottom generator unit below, described water turbine 10 comprises the impeller 101 of encircling described center king-post 24 and the housing 102 that wraps up impeller 101, described housing 102 is provided with water intake (not indicating) and water outlet (not indicating), described water tank 3 is connected with described water turbine 10 water intakes by outlet conduit 6, described water turbine 10 water outlets are communicated with the described first water tank 3a and the second water tank 3b top respectively by water return pipeline, described water return pipeline is provided with manually-operated gate 8, and the impeller 101 of described water turbine 10 is connected with rotor 122 lower ends of described outer rotor generator 12.
The energy storing and electricity generating principle of vertical axis aerogenerator of the present invention is as follows:
(1) power generation system is carried electric weight more than needed by the first air compressor 1a and the second air compressor 1b of cable to energy-storage system;
(2) first air compressor 1a and the second air compressor 1b get electric work, and the first air compressor 1a compresses air among the first high pressure tank 2a by admission line 4, and the air molecule potential energy among the first high pressure tank 2a is increased; The second air compressor 1b compresses air among the second high pressure tank 2b by admission line 4, and the air molecule potential energy among the second high pressure tank 2b is increased, and finishes electric energy to the conversion of the molecular potential of air; In case of necessity, the second air compressor 1b compresses air among the first high pressure tank 2a by first tracheae 15, accelerates the gas storage speed of the first high pressure tank 2a;
In (2) first water tank 3a or the second water tank 3b water is housed, the water tank that water is housed is operating water tank, the water tank that does not have water is buffer tank, when needing the startup energy-storage system to generate electricity, pressurized gas among the first high pressure tank 2a and/or the second high pressure tank 2b are discharged in the operating water tank by outlet pipe 5, the operating water tank internal air pressure increases, when air pressure reaches designated value, water in the operating water tank is released into water turbine 10 by outlet conduit 6, water in the outlet conduit 6 produces certain kinetic energy under gas pressure, thereby finishes air molecule potential energy to the conversion of the kinetic energy of water; The power station so has air pressure in electric energy more than needed or the first high pressure tank 2a and the second high pressure tank 2b can't reach working state the time when starting energy-storing and power-generating system, and the first air compressor 1a directly injects operating water tank with pressurized gas by second tracheae 14 and outlet pipe 5;
(3) water with kinetic energy rotates along the impeller 101 that outlet conduit 6 reaches water turbine 10 and promotes water turbine 10, thereby finishes the kinetic energy of water to the conversion of mechanical energy; The impeller 101 of water turbine 10 drives the rotor rotation of outer rotor generator 12, makes the generating of bottom generator unit, finishes mechanical energy at last to the conversion of electric energy;
(4) water with kinetic energy enters into buffer tank to water turbine 10 acting backs by water return pipeline, and after the water in operating water tank was all transferred in the buffer tank, buffer tank became new operating water tank, and former operating water tank becomes new buffer tank;
Pressurized gas among (5) first high pressure tank 2a and/or the second high pressure tank 2b are discharged in the new operating water tank by outlet pipe 5, and the above-mentioned steps that so circulates (2) ~ (4) are till having discharged the pressurized gas among the first high pressure tank 2a and the second high pressure tank 2b.
For the bottom generator unit, energy-storage system plays the purpose of regulator generator output power:
The Starting mode of outer rotor generator 12: when low wind speed outer rotor generator 12 is difficult to start, start energy-storage system, promote water turbine 10 and rotate, realize the startup of outer rotor generator 12 by the acting in conjunction of wind wheel and water turbine 10 impellers 101.
The generation mode of outer rotor generator 12: outer rotor generator 12 is in normal power generation but do not reach under the full situation about sending out, velocity transducer is measured the rotational speed of wind wheel, and signal fed back in the controller, controller compares this signal and preset signals, the flow of solenoid valve on the control outlet conduit 6, current in the outlet conduit 6 form the impeller 101 that powerful water column rushes at water turbine 10 through the supercharging again of pressure-increasing machine 13, the impeller 101 of water turbine 10 and the rotational velocity of generator amature have been accelerated, along with wind wheel speed slowly rises, the flow of solenoid valve reduces gradually, water column in the outlet conduit 6 is weakened the effect of the impeller 101 of water turbine 10, make the rotor of outer rotor generator 12 can arrive rated speed stably.Assisting down of energy-storage system, the bottom generator unit can remain on the state of completely sending out constantly, and is more stable when making this generator unit insert electrical network.
The brake modes of outer rotor generator 12: super large wind surpasses outer rotor generator 12 rotating speeds and decides under the situation of rotating speed, velocity transducer is measured the rotational speed of wind wheel, and signal fed back in the controller, controller compares this signal and preset signals, the flow of control solenoid valve and the direction of water turbine 10 water intakes.Water column in the outlet conduit 6 and impeller 101 sense of rotation opposite effects are on impeller 101, impeller 101 is applied a reverse thrust, thereby limited the maximum value of the spinner velocity of outer rotor generator 12, made the generating state of bottom generator unit remain on the state of completely sending out.
Embodiment 3
As shown in Figure 5, as different from Example 1, the pressurized gas generating means bag of energy-storage system includes only an airtight high pressure tank 2 and an air compressor 1; Described water-storing device comprises two water tanks that are interconnected, and the first water tank 3a and the second water tank 3b are provided with valve (not indicating) and control its connection between two water tanks.Described air compressor 1 is communicated with described high pressure tank 2 by admission line 4, and described admission line 4 is provided with manually-operated gate 8; Described high pressure tank 2 is connected with outlet pipe 5 by modulating valve 9, and outlet pipe 5 is communicated with the described first water tank 3a top, and described outlet pipe 5 is provided with manually-operated gate 8; Air compressor 1 is communicated with outlet pipe 5 by second tracheae 14, and described second tracheae 14 is provided with manually-operated gate 8; The described first water tank 3a draws outlet conduit 6 in the bottom, be connected with described water turbine 10 water intakes by outlet conduit 6, described outlet conduit 6 is provided with manually-operated gate 8 and at least one pressure-increasing machine 13, and described outlet conduit 6 is connected with water turbine 10 water intakes by supercharging valve 11; Water turbine 10 water outlets are communicated with the second water tank 3b by water return pipeline 7.
The energy storing and electricity generating principle of vertical axis aerogenerator of the present invention is as follows:
(1) power generation system is carried by cable electric weight more than needed to the air compressor 1 of energy-storage system;
(2) air compressor 1 electric work, air compressor 1 compresses air in the high pressure tank 2 by admission line 4, and the air molecule potential energy in the high pressure tank 2 is increased;
In (2) the first water tank 3a water is housed, when needing the startup energy-storage system to generate electricity, pressurized gas in the high pressure tank 2 are discharged among the first water tank 3a by outlet pipe 5, the first water tank 3a internal air pressure increases, when air pressure reaches designated value, first water of doing in the water tank 3a is released into water turbine 10 by outlet conduit 6, and the water in the outlet conduit 6 produces certain kinetic energy under gas pressure, thereby finishes air molecule potential energy to the conversion of the kinetic energy of water; The power station so has air pressure in electric energy more than needed or the high pressure tank 2 can't reach working state the time when starting energy-storing and power-generating system, and air compressor 1 directly injects pressurized gas the first water tank 3a by second tracheae 14 and outlet pipe 5;
(3) water with kinetic energy rotates along the impeller 101 that outlet conduit 6 reaches water turbine 10 and promotes water turbine 10, thereby finishes the kinetic energy of water to the conversion of mechanical energy; The impeller 101 of water turbine 10 drives the rotor rotation of outer rotor generator 12, makes the generating of bottom generator unit, finishes mechanical energy at last to the conversion of electric energy;
(4) water with kinetic energy enters into the second water tank 3b to water turbine 10 acting backs by water return pipeline 7, after water in the first water tank 3a is all transferred in second water tank, discharge the pressurized gas in the first water tank 3a and the water among the second water tank 3b flow back among the first water tank 3a again;
(5) pressurized gas in the high pressure tank are discharged in the first new water tank by outlet pipe 5 again, and the above-mentioned steps that so circulates (2) ~ (4) are till having discharged the pressurized gas in the high pressure tank 2.
In sum, when vertical axis aerogenerator energy-storing and power-generating system of the present invention generates electricity by way of merging two or more grid systems, its generated output can not impacted to electrical network; Electric energy can be transformed other forms of energy and store, and then be converted to electric energy, solve the problem of waste of energy to a certain extent, also break off relations the problem of large-scale vertical wind-driven generator from the net generating simultaneously.
Claims (6)
1. vertical axis aerogenerator energy-storing and power-generating system, described power generation system comprises the center king-post, be arranged on a bottom generator unit on the king-post of center and be located at the high-rise generator unit of bottom generator unit top more than one, described bottom generator unit comprises the wind wheel that articulates with the center king-post, the outer rotor generator that is arranged on the wind wheel below, the stator of described outer rotor generator is encircled described center king-post, the rotor ring of outer rotor generator rotates around described stator, and the rotor upper end of outer rotor generator is connected with described wind wheel; It is characterized in that: described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine, and described pressurized gas generating means comprises at least one high pressure tank and the air compressor that is mated, and described water-storing device comprises at least one water tank; Described air compressor is communicated with described high pressure tank by admission line, and described high pressure tank is communicated with described water tank by outlet pipe; Described water turbine comprises the impeller of encircling described center king-post and the housing that wraps up impeller, described housing is provided with water intake and water outlet, described water tank is connected with described hydroturbine water intake mouth by outlet conduit, and the impeller of described water turbine is connected with the rotor lower end of described outer rotor generator; Described power generation system is powered to described air compressor by cable;
Described high-rise generator unit comprise wind wheel, the restriction wind speed round of the Φ shape that articulates with described center king-post braking device, be enclosed within the master gear on the king-post of center, plural internal rotor generator, be used for installing the mountion plate of internal rotor generator; Described master gear connects with the rotating shaft of described internal rotor generator by the set of gears transmission system respectively;
Described center king-post is reinforced concrete construction, the center of described center king-post is provided with the passage at the straight-through top from the bottom, described mountion plate is encircled described center king-post, described mountion plate and the king-post one slurry molding of described center, described mountion plate is provided with the installation screw, and described internal rotor generator is by being bolted on the described mountion plate;
Described pressurized gas generating means comprises two high pressure tanks and two air compressors, two described high pressure tanks are respectively first high pressure tank, second high pressure tank, two described air compressors are respectively first air compressor, second air compressor, and described second air compressor is communicated with described first high pressure tank by first tracheae; Described first air compressor is communicated with described outlet pipe by second tracheae.
2. a kind of vertical axis aerogenerator energy-storing and power-generating system according to claim 1, it is characterized in that: described water-storing device comprises two water tanks, described water turbine water outlet is communicated with described water tank by water return pipeline.
3. a kind of vertical axis aerogenerator energy-storing and power-generating system according to claim 2 is characterized in that: be equipped with valve on described admission line, outlet pipe, first tracheae, second tracheae, outlet conduit and the water return pipeline.
4. a kind of vertical axis aerogenerator energy-storing and power-generating system according to claim 1, it is characterized in that: described outlet conduit is provided with supercharging equipment.
5. vertical axis aerogenerator energy storing and electricity generating method, comprising energy-storage system and power generation system, described power generation system comprises a bottom generator unit that is arranged on the king-post of center and is located at the high-rise generator unit of bottom generator unit top more than one; Described energy-storage system comprises pressurized gas generating means, water-storing device and water turbine, and described pressurized gas generating means comprises at least one airtight high pressure tank and the air compressor that is mated, and described water-storing device comprises the water tank that at least one is airtight; It is characterized in that concrete electricity-generating method may further comprise the steps:
(1) power generation system is carried by cable electric weight more than needed to the air compressor of energy-storage system;
(2) air compressor gets electric work, by admission line air is compressed in the high pressure tank, and the air molecule potential energy in the high pressure tank is increased, and finishes electric energy to the conversion of the molecular potential of air;
(3) in the water tank water is housed, when needing to start the energy-storage system generating, pressurized gas in the high pressure tank are discharged in the water tank by outlet pipe, the water tank internal air pressure increases, when air pressure reaches designated value, water in the water tank is released into water turbine by outlet conduit, and the water in the outlet conduit produces certain kinetic energy under gas pressure, thereby finishes air molecule potential energy to the conversion of the kinetic energy of water;
(4) water with kinetic energy reaches water turbine and promotes the wheel rotation of water turbine along outlet conduit, thereby finishes the kinetic energy of water to the conversion of mechanical energy; The impeller of water turbine drives the rotor rotation of the outer rotor generator of bottom generator unit, makes the generating of bottom generator unit, finishes mechanical energy at last to the conversion of electric energy;
Described pressurized gas generating means comprises two high pressure tanks and two air compressors, two described high pressure tanks are respectively first high pressure tank, second high pressure tank, two described air compressors are respectively first air compressor, second air compressor, and described second air compressor is communicated with described first high pressure tank by first tracheae; Described first air compressor is communicated with described outlet pipe by second tracheae; Described step (2) is specially: first air compressor compresses air in first high pressure tank by admission line, and the air molecule potential energy in first high pressure tank is increased; Second air compressor compresses air in second high pressure tank by admission line, and the air molecule potential energy in second high pressure tank is increased; Described center king-post is reinforced concrete construction, the center of described center king-post is provided with the passage at the straight-through top from the bottom, mountion plate is encircled described center king-post, described mountion plate and the king-post one slurry molding of described center, described mountion plate is provided with the installation screw, and described generator is by being bolted on the described mountion plate.
6. a kind of vertical axis aerogenerator energy storing and electricity generating method according to claim 5, it is characterized in that: described water-storing device comprises two water tanks, be respectively first water tank and second water tank, described water turbine water outlet is communicated with described first water tank and second water tank by water return pipeline; Described step (3) is specially: in first water tank or second water tank water is housed, the water tank that water is housed is operating water tank, the water tank that does not have water is buffer tank, when needing the startup energy-storage system to generate electricity, pressurized gas in the high pressure tank are discharged in the operating water tank by outlet pipe, the operating water tank internal air pressure increases, and when air pressure reaches designated value, the water in the operating water tank is released into water turbine by outlet conduit; Water turbine acting back is entered into buffer tank by water return pipeline, and after the water in operating water tank was all transferred in the buffer tank, buffer tank became new operating water tank, and former operating water tank becomes new buffer tank, and so circulation is generated electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103344375A CN102400858B (en) | 2011-10-29 | 2011-10-29 | Energy storage generating system and method for vertical axis wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103344375A CN102400858B (en) | 2011-10-29 | 2011-10-29 | Energy storage generating system and method for vertical axis wind turbine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102400858A CN102400858A (en) | 2012-04-04 |
| CN102400858B true CN102400858B (en) | 2013-07-03 |
Family
ID=45883401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103344375A Active CN102400858B (en) | 2011-10-29 | 2011-10-29 | Energy storage generating system and method for vertical axis wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102400858B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014117651A1 (en) * | 2013-01-31 | 2014-08-07 | 广州雅图新能源科技有限公司 | High pressure gas remote conveyance and conversion system, method and use thereof |
| CN103967691B (en) * | 2013-01-31 | 2017-12-05 | 广州雅图新能源科技有限公司 | A kind of system for realizing long-range energy storing and electricity generating |
| CN104071164A (en) * | 2013-03-27 | 2014-10-01 | 邓允河 | Pipeline traffic transport system and transport method thereof |
| CN104074714A (en) * | 2013-03-27 | 2014-10-01 | 邓允河 | Energy conversion system |
| CN104071163B (en) * | 2013-03-27 | 2017-12-01 | 广州雅图新能源科技有限公司 | A kind of track vehicle and its travelling-crane method |
| CN104071165B (en) * | 2013-03-27 | 2017-12-05 | 广州雅图新能源科技有限公司 | A kind of pipeline transportation instrument and its travelling-crane method |
| CN104074668B (en) * | 2013-03-27 | 2017-12-05 | 广州雅图新能源科技有限公司 | Energy conversion system and method |
| WO2014154043A1 (en) * | 2013-03-27 | 2014-10-02 | 广州雅图新能源科技有限公司 | Tubular means of transportation |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11351118A (en) * | 1998-06-10 | 1999-12-21 | Masao Shinozaki | Generator using water located at low position without dropping from high position and using wind force, air pressure and water pressure in combination |
| US6718761B2 (en) * | 2001-04-10 | 2004-04-13 | New World Generation Inc. | Wind powered hydroelectric power plant and method of operation thereof |
| CN201090375Y (en) * | 2007-07-23 | 2008-07-23 | 周国华 | Wind energy waterwheel generator |
| CN101280766B (en) * | 2008-05-30 | 2010-07-07 | 哈尔滨工程大学 | Changeable attack angle resistance force type vertical shaft wind-light complementary type electricity generator |
| CN101526069B (en) * | 2009-04-17 | 2010-12-29 | 邓允河 | Vertical aerogenerator |
| CN201606189U (en) * | 2010-03-10 | 2010-10-13 | 邓允河 | Vertical-shaft aerogenerator |
| CN202348585U (en) * | 2011-10-29 | 2012-07-25 | 邓允河 | Energy storage and power generation system of vertical axis wind generator |
-
2011
- 2011-10-29 CN CN2011103344375A patent/CN102400858B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102400858A (en) | 2012-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102392795B (en) | Energy storing and generating system of vertical shaft wind-driven generator and method thereof | |
| CN102400858B (en) | Energy storage generating system and method for vertical axis wind turbine | |
| CN101025143A (en) | Continous-stable power-supplying wind-driven generating system | |
| EP2677169A1 (en) | Natural energy storage and power generation method and power generation system thereof | |
| CN102434362A (en) | Electric power energy storage system of water-gas common-accommodating cabin | |
| CN201443471U (en) | Circular horizontal axis wind generating set | |
| CN201443472U (en) | Circular vertical axis pneumatic wind generating set | |
| CN201606189U (en) | Vertical-shaft aerogenerator | |
| CN101994652B (en) | Universal horizontal-shaft wind generating unit | |
| CN202348585U (en) | Energy storage and power generation system of vertical axis wind generator | |
| CN202348528U (en) | Power storage power generation system | |
| CN104847588A (en) | Method and device for comprehensively utilizing ocean energy and wind energy for compressing air in centralized mode to generate power | |
| CN202300861U (en) | Wind power device | |
| CN200949502Y (en) | Water pressurized energy accumulating type wind power field | |
| CN101994653B (en) | Round through vertical shaft pneumatic wind power generator set | |
| CN102400839A (en) | Energy storage power generating system and method | |
| CN101691853B (en) | Horizontal shaft wind driven generator | |
| CN102493922A (en) | Comprehensive wind-water power generating system | |
| CN202348584U (en) | Energy-storage power-generation system for vertical axis wind turbine | |
| CN102135071A (en) | Wind-driven energy-storage power generating device | |
| CN103216473B (en) | For the starting drive of turbine turbofan power generation system | |
| CN103925164A (en) | Wind power generating device and method | |
| CN109404217A (en) | Wind-force, waterpower and solar energy composite generating system apparatus based on Venturi effect | |
| CN103195667A (en) | Distributive-type liquid control frequency-stabilization vertical-axis wind power generating system | |
| CN106762481A (en) | Automobile gravity compressed air stores electricity-generating method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160715 Address after: 510800 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District Patentee after: GUANGZHOU YATU NEW ENERGY TECHNOLOGY CO., LTD. Address before: 510460 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District Patentee before: Deng Yunhe |