CN209369989U

CN209369989U - A kind of generating equipment

Info

Publication number: CN209369989U
Application number: CN201822227408.9U
Authority: CN
Inventors: 康富
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-28
Filing date: 2018-12-27
Publication date: 2019-09-10
Anticipated expiration: 2028-12-27

Abstract

The utility model provides a kind of generating equipment, including wind power generation plant, compressed air energy storage equipment and generator, big speed increasing gear is provided on the wind power generation plant, the big speed increasing gear is engaged with accumulation of energy input gear and generator input gear respectively, the accumulation of energy input gear is connect with the compressed air energy storage equipment, the generator input gear is connect with the generator, and the compressed air energy storage equipment is connect with the generator, and the generator is connect with distribution system.The utility model structure is simple, by the way that wind power generation plant and compressed air energy storage equipment to be used cooperatively, provides stable power supply system；Simultaneously because wind-force mutation bring energy impact is absorbed by compressed air, the impact to wind power generation plant and generator is avoided, the safety and reliability of equipment is improved, extends the service life of equipment.

Description

A kind of generating equipment

Technical field

The utility model belongs to technical field of wind power generation more particularly to a kind of generating equipment.

Background technique

As the frequency of environment in recent years problem is existing, the clean energy resource of sustainable development is receive more and more attention, In, wind energy is to develop faster one kind in field of renewable energy.Wind-power electricity generation is moved under the action of the wind using blower Can, then it is changed into the mechanical energy of wind wheel rotation, then the generation of electricity by new energy engineering for driving generator to generate electricity by gearbox. Due to the wind speed of natural wind, wind direction have the characteristics that mutation and it is changeable, very big influence is caused to wind-power electricity generation, is not only showed Impact is being generated to equipment such as gearbox, generators in wind generator system, is be easy to causeing the aspect of equipment damage, it is more important Be cause generated energy unstable.To allow wind generator system to keep operating normally, generally substantially using fired power generating unit Degree participates in the frequency modulation work of wind generator system, and fired power generating unit adjustment speed is slower, it tends to be difficult to adapt to wind-powered electricity generation significantly Quickly variation.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of generating equipment, including wind power generation plant, compression Air energy-storage device and generator, are provided with big speed increasing gear on the wind power generation plant, the big speed increasing gear respectively with Accumulation of energy input gear and the engagement of generator input gear, the accumulation of energy input gear are connect with the compressed air energy storage equipment, The generator input gear is connect with the generator, and the compressed air energy storage equipment is connect with the generator, described Generator is connect with distribution system；The wind power generation plant includes the vertical major and one connecting with the big speed increasing gear End is connected to and around several attachment beams that the vertical major is uniformly arranged with the vertical major；It is set on the every attachment beam There are at least two vertically disposed blade shafts, is provided with fan blade on the blade shaft；Positioning tooth is arranged in the vertical major Wheel；The nearest blade shaft of vertical major described in distance is equipped with spiral bevel gear speed reducer on the every attachment beam；Institute The output shaft for stating spiral bevel gear speed reducer is fixedly connected with the blade shaft；The positioning gear and the spiral bevel gear subtract Fast machine is connected by drive mechanism；The drive mechanism includes transmission gear and drive rod, the transmission gear and the positioning Gear engagement, the both ends of the drive rod connect with the input shaft of the transmission gear and the spiral bevel gear speed reducer respectively It connects；The blade shaft is equipped with the synchronous sprocket wheel being fixedly connected with the blade shaft, is arranged on attachment beam described in same root It is connected between the synchronous sprocket wheel of the blade shaft by chain.

Further, the wind power generation plant further includes that yaw device and the wind direction connecting with the yaw device are sentenced Disconnected device.

Further, the orientation that the fan blade on the same attachment beam is arranged in is identical.

Further, the orientation for the fan blade being arranged on the different attachment beams rotates in the same direction；Two The angle of the adjacent attachment beam of root is α °, and the orientation of the fan blade on two adjacent attachment beams is arranged in Angle be 0.5 α °.

Further, the cross section of the fan blade is diamond shape, and the angle of the diamond shape is 2 ° -8 °.

Further, at least two panels fan blade is vertically arranged on the every blade shaft.

Further, the reduction ratio of the spiral bevel gear speed reducer is 4, and the gear teeth number of the positioning gear is institute Twice for stating the gear teeth number of transmission gear.

Further, be provided between the accumulation of energy input gear and the compressed air energy storage equipment second clutch and Second speed increaser, the second clutch are connect with the accumulation of energy input gear and second speed increaser respectively, and described second Speed increaser is connect with the second clutch and the compressed air energy storage equipment respectively.

Further, the compressed air energy storage equipment includes sequentially connected air compressor, high pressure tank, control Valve, turbo-expander, retarder and third clutch, the air compressor are connect with second speed increaser, the third Clutch is connect with the generator.

Further, first clutch and the first speedup are provided between the generator input gear and the generator Device, the first clutch are connect with the generator input gear and first speed increaser respectively, first speed increaser It is connect respectively with first clutch and the generator.

Compared with prior art, the utility model has the beneficial effects that:

Power plant structure provided by the utility model is simple, by by wind power generation plant and compressed air energy storage equipment It is used cooperatively, stable power supply system is provided；When wind-force becomes larger, compressed air accumulation of energy is driven while wind power generation plant generates electricity Device compressed air carries out accumulation of energy；When wind-force becomes smaller, the air of compression is discharged power generation again by compressed air energy storage equipment, supplements wind The part of power generation deficiency；Simultaneously because wind-force mutation bring energy impact is absorbed by compressed air, avoid to wind-force The impact of power generator and generator improves the safety and reliability of equipment, extends the service life of equipment.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the generating equipment of the utility model；

Fig. 2 is the structural schematic diagram of the wind power generation plant of the utility model；

Fig. 3 is the position of the fan blade arrangement of the wind power generation plant of the utility model and the schematic diagram of angle；

Fig. 4 is the spiral bevel gear speed reducer structural schematic diagram of the utility model；

Wherein: 1 vertical major；2 attachment beams；3 blade shafts；4 fan blades；5 positioning gears；6 towers；7 transmission gears；8 spirals Bevel gear reducer；9 drive rods；10 synchronous sprocket wheels；11 chains；101 wind power generation plants；102 generators；1031 first clutches Device；1032 second clutches；1033 third clutches；1041 first speed increasers；1042 second speed increasers；105 air compressors； 106 high pressure tanks；107 turbo-expanders；108 retarders；109 control valves.

Specific embodiment

The utility model provides a kind of generating equipment, as Figure 1-Figure 4, including wind power generation plant 101, compressed air Energy storage equipment and the generator 102 being connect with distribution system；Big speed increasing gear is provided on wind power generation plant 101；

Compressed air energy storage equipment include sequentially connected air compressor 105, high pressure tank 106, control valve 109, Turbo-expander 107, retarder 108 and third clutch 1033；Third clutch 1033 is connect with generator 102；Air pressure Contracting machine 105 is connect with the second speed increaser 1042, and the second speed increaser 1042 is connect with second clutch 1032, second clutch 1032 It is connect with accumulation of energy input gear, accumulation of energy input gear is engaged with big speed increasing gear；

Need exist for explanation is a bit: the vertical major lower end of the wind power generation plant is provided with big speed increasing gear, The big speed increasing gear is connect by first clutch with the generator drive gear, and the big speed increasing gear passes through second clutch Be sequentially connected with the air compressor, the air compressor is connected to the high pressure tank, the high pressure tank and The turbo-expander air circuit connection, the output end of the turbo-expander are connected with the generator by third driven by clutches It connects, the generator is electrically connected with the distribution system.Structure is simple, by by wind power generation plant and air compressor, height Pressure air accumulator is used cooperatively, and provides stable power supply system；When wind-force becomes larger, wind power generation plant drives air while power generation Compressor compresses air carries out in accumulation of energy to high pressure tank；When wind-force becomes smaller, high pressure tank again discharges the air of compression Power generation supplements the insufficient part of wind-power electricity generation；Simultaneously because wind-force mutation bring energy impact is absorbed by compressed air, keep away Exempt from the impact to wind power generation plant and generator, improved the safety and reliability of equipment, extends the use of equipment Service life.

Additionally need explanation is a bit: each component can be placed in ground by bin in compressed air energy storage equipment On.

Generator 102 is connect with the first speed increaser 1041, the first speed increaser 1041 and first clutch 1032, the first clutch Device 1031 is connect with generator input gear, and generator input gear is engaged with big speed increasing gear；

As Figure 2-3, wind power generation plant 101 includes the vertical major 1 connecting with big speed increasing gear；Vertical major 1 Upper to be arranged around 1 equally distributed eight attachment beam 2 of vertical major, one end of attachment beam 2 is connect with vertical major 1；Every Two vertically disposed blade shafts 3 are respectively provided on attachment beam 2, blade shaft 3 can the rotation on attachment beam 2；It is vertically set on blade shaft 3 It is equipped with two panels fan blade 4, the orientation that the fan blade 4 on same attachment beam 2 is arranged in is identical；It is arranged on different attachment beams 2 The orientation of fan blade 4 rotates in the same direction；The angle of adjacent two attachment beams 2 is 45 °, is arranged in two adjacent attachment beams The angle of the orientation of fan blade 4 on 2 is 22.5 °；Positioning gear 5, the fixed peace of positioning gear 5 are arranged in vertical major 1 Mounted in 6 top of tower, vertical major 1 passes through positioning gear 5 and protrudes into tower 6；On every attachment beam 2 most apart from vertical major 1 Close blade shaft 3 is equipped with spiral bevel gear speed reducer 8, and the output shaft and blade shaft 3 of spiral bevel gear speed reducer 8 are fixed to be connected It connects；Positioning gear 5 is connected with spiral bevel gear speed reducer 8 by drive mechanism；Drive mechanism includes transmission gear 7 and drive rod 9, transmission gear 7 is engaged with positioning gear 5, the both ends of drive rod 9 respectively with transmission gear and spiral bevel gear speed reducer 8 Input axis connection；Blade shaft 3 is equipped with the synchronous sprocket wheel 10 being fixedly connected with blade shaft 3, is arranged on same root attachment beam 2 It is connected between the synchronous sprocket wheel 10 of blade shaft 3 by chain 11.

Need exist for explanation is a bit: spiral bevel gear speed reducer 8 can be fixed at attachment beam 2 by support frame It above or is fixed in vertical major 1, naturally it is also possible to which package setting shell is on the outside of spiral bevel gear speed reducer 8 to protect Spiral bevel gear speed reducer 8 is protected, shell is fixed on attachment beam 2 or is fixed in vertical major 1 at this time, Those skilled in the art can carry out Matching installation according to the actual situation.

In addition, the input terminal of spiral bevel gear speed reducer 8 is sequentially connected by gear and the positioning gear 5, the spiral shell The output end and blade shaft 3 for revolving bevel gear reducer 8 are sequentially connected.

In the present invention, it is preferred that the reduction ratio of spiral bevel gear speed reducer 8 is 4, positions the gear teeth of gear 5 Tooth number is twice of the gear teeth number of transmission gear 7.It is 4 that spiral bevel gear speed reducer, which can according to need and select reduction ratio, The spiral bevel gear speed reducer of common brand and model.

When generating equipment provided by the utility model works, wind power generation plant 101 drives big speedup under the action of the wind Gear rotation；When wind-force is big, first clutch 1031 and second clutch 1032 is made to be in closed state, big speed increasing gear is same When drive the accumulation of energy input gear that engages and the rotation of generator input gear；The kinetic energy transmitted through generator input gear is logical Generator 102 is driven to generate electricity after crossing 1041 speedup of the first speed increaser；The kinetic energy transmitted through accumulation of energy input gear passes through the second speedup 1042 speedup of device, then by 105 compressed air of air compressor, and by compressed-air-storing to high pressure tank 106, at this time Control valve 109 is closed, and third clutch 1033 is in discrete state；When wind-force becomes smaller, second clutch 1032 is separated, is increased Fast gear only drives generator input gear to rotate, i.e., the wind energy that wind power generation plant 101 is collected is completely used for the hair of generator 102 Electricity；Wind-force continues to become smaller, and the wind energy that wind power generation plant 101 is collected has been unable to meet the power generation needs of generator 102, beats at this time Control valve 109 is opened, third clutch 1033 is closed, the compressed air stored in high pressure tank 106 is released, and turbine is successively passed through After expanding machine 107 and retarder 108, generator 102 is driven to generate electricity, keeps the stabilization of power supply.

When wind power generation plant 101 in generating equipment provided by the utility model is run, wind pushes fan blade 4, makes and wind The attachment beam 2 that leaf 4 is connected by blade shaft 3 drives vertical major 1 to rotate clockwise, to make the hair connecting with vertical major 1 Motor realizes power generation；Simultaneously as positioning gear 5 is fixedly mounted on 6 top of tower, and position the gear teeth number of gear 5 It is twice of the gear teeth number of transmission gear 7, the reduction ratio of spiral bevel gear speed reducer 8 is 4, so 1 up time of vertical major Needle, which rotates 360 °, can drive blade shaft 3 and fan blade 4 to rotate counterclockwise 180 °, thus make in wind power generation plant operational process, Whole fan blades 4 can keep best wind-engaging angle as shown in Figure 2 always, to allow whole fan blades 4 always with maximum, force Amount pushes vertical major 1 to rotate, and guarantees the generating efficiency highest of wind power generation plant.

In the present invention, as shown in Figure 3, eight attachment beams 2 have been uniformly distributed around vertical major 1, setting exists The angle of the orientation of fan blade 4 on two adjacent attachment beams 2 is 22.5 °；Fan blade 4 parallel to the wind direction is in setting Fig. 2 The angle of first fan blade, the first fan blade and wind direction is 0 °, sets other fan blades 4 successively along clockwise direction as second to Bafeng Leaf, second to Bafeng leaf on the basis of the first fan blade, successively have rotated counterclockwise 22.5 °, 45 °, 67.5 °, 90 °, 112.5 °, 135 °, 157.5 °, i.e., second to Bafeng leaf and wind direction angle be followed successively by 22.5 °, 45 °, 67.5 °, 90 °, 112.5 °, 135°,157.5°；Therefore fan blade 4 rotates clockwise 360 ° around vertical major 1,180 ° of the rotation counterclockwise simultaneously of fan blade 4；I.e. first Fan blade rotates clockwise 45 ° of positions for reaching preceding second fan blade of rotation around vertical major 1, and the first fan blade simultaneously can rotation counterclockwise 22.5 °, orientation can become identical as the orientation for rotating preceding second fan blade；It is arranged and is pushed away with this, make the row of whole fan blades Column direction may be at optimal wind-engaging state always.

In the present invention, to make wind power generation plant can satisfy whole fan blades 4 under conditions of any wind direction Remain the requirement of best wind-engaging angle, wind power generation plant further includes yaw device and the wind direction that connect with yaw device Judgment means.Wherein, wind direction judgment means are for determining the wind direction, the measurement wind that wind vane etc. can be selected common come to set It is standby.Yaw device is used to make wind power generation plant integrally rotate according to the wind direction that wind direction judgment means measure, and makes whole The angular relationship of the orientation of fan blade 4 and wind direction always as shown in Fig. 2, yaw device can select according to actual needs it is common The wind-driven generator yaw device of brand and model.

In the present invention, the radical for the attachment beam 2 being arranged in vertical major 1 can arbitrarily be set according to the needs of use It sets；The radical of attachment beam 2 is more, and the quantity that fan blade 4 is arranged is more, and the generating capacity of wind power generation plant can be improved.

In the present invention, fan blade 4 can select the fan blade of various Common Shapes.Advantageous cross sections are diamond shape, The angle of middle diamond shape is 2 ° -8 °, and the mounting stability of fan blade 4 can be improved, and can also make the fan blade 4 in contrary wind running position Caused by resistance it is minimum.

In the present invention, the comprehensive electric generating equipment further include rotation-speed measuring device and with rotation-speed measuring device, The controller that first clutch 1031, second clutch 1032, third clutch 1033 and control valve 109 connect；Tachometric survey Device is used to measure the revolving speed of big speed increasing gear, and controller is used to determine first clutch according to the revolving speed of big speed increasing gear 1031, the switch of the folding of second clutch 1032 and third clutch 1033 and control valve 109 realizes comprehensive electric generating equipment Automatic control, stable power supply system is provided.

In the present invention, the compressed air energy storage equipment and generator 102 being connect with wind power generation plant 101 To select setting one or more according to the needs of use.It can allow whole hairs when multiple generators 102 are set according to wind-force size The power generation of motor 102 or in which a generator 102 or part generator 102 generate electricity, so that realizing can also generate electricity under gentle breeze state Effect.

In the present invention, photovoltaic film power generation plate can also be covered on 4 surface of fan blade, converted solar energy into electrical energy, with Generator 102 accesses distribution system together, the supplementary power in wind-force deficiency, guarantees to provide stable power supply system.

Finally it should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although The utility model is described in detail referring to preferred embodiment, those skilled in the art should understand that, it can be right The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims

1. a kind of generating equipment, which is characterized in that the generating equipment includes wind power generation plant (101), compressed air accumulation of energy Device and generator (102) are provided with big speed increasing gear, the big speed increasing gear difference on the wind power generation plant (101) It is engaged with accumulation of energy input gear and generator input gear, the accumulation of energy input gear and the compressed air energy storage equipment connect It connects, the generator input gear is connect with the generator (102), the compressed air energy storage equipment and the generator (102) it connects, the generator (102) connect with distribution system；The wind power generation plant (101) includes and the big speedup The vertical major (1) of gear connection and one end are connected to and around the vertical major (1) with the vertical major (1) and uniformly set Several attachment beams (2) set；The every attachment beam (2) is equipped at least two vertically disposed blade shafts (3), the fan blade Fan blade (4) are provided on axis (3)；Positioning gear (5) is arranged on the vertical major (1)；On the every attachment beam (2) away from The blade shaft (3) nearest from the vertical major (1) is equipped with spiral bevel gear speed reducer (8)；The spiral bevel gear The output shaft of speed reducer (8) is fixedly connected with the blade shaft (3)；The positioning gear (5) and the spiral bevel gear slow down Machine (8) is connected by drive mechanism；The drive mechanism includes transmission gear (7) and drive rod (9), the transmission gear (7) Engaged with the positioning gear (5), the both ends of the drive rod (9) respectively with the transmission gear (7) and the screw conic The input axis connection of gear reduction unit (8)；The blade shaft (3) is equipped with the synchronous chain being fixedly connected with the blade shaft (3) It takes turns (10), passes through chain between the synchronous sprocket wheel (10) of the blade shaft (3) in the setting attachment beam described in same root (2) (11) it connects.

2. generating equipment according to claim 1, which is characterized in that the wind power generation plant (101) further includes yaw Device and the wind direction judgment means being connect with the yaw device.

3. generating equipment according to claim 1, which is characterized in that setting is described on the same attachment beam (2) The orientation of fan blade (4) is identical.

4. generating equipment according to claim 3, which is characterized in that be arranged described on the different attachment beams (2) The orientation of fan blade (4) rotates in the same direction；The angle of two adjacent attachment beams (2) is α °, is arranged described The angle of the orientation of the fan blade (4) on two adjacent attachment beams (2) is 0.5 α °.

5. generating equipment according to claim 1, which is characterized in that the cross section of the fan blade (4) is diamond shape, the water chestnut The angle of shape is 2 ° -8 °.

6. generating equipment according to claim 1, which is characterized in that be vertically arranged at least on the every blade shaft (3) Two panels fan blade (4).

7. generating equipment according to claim 1, which is characterized in that the reduction ratio of the spiral bevel gear speed reducer (8) It is 4, the gear teeth number of positioning gear (5) is twice of the gear teeth number of the transmission gear (7).

8. generating equipment according to claim 1, which is characterized in that the accumulation of energy input gear and the compressed air store Can be provided with second clutch (1032) and the second speed increaser (1042) between device, the second clutch (1032) respectively with The accumulation of energy input gear and second speed increaser (1042) connection, second speed increaser (1042) is respectively with described second Clutch (1032) is connected with the compressed air energy storage equipment.

9. generating equipment according to claim 8, which is characterized in that the compressed air energy storage equipment includes being sequentially connected Air compressor (105), high pressure tank (106), control valve (109), turbo-expander (107), retarder (108) and Three clutches (1033), the air compressor (105) connect with second speed increaser (1042), the third clutch (1033) it is connect with the generator (102).

10. generating equipment according to claim 1, which is characterized in that the generator input gear and the generator (102) be provided with first clutch (1031) and the first speed increaser (1041) between, the first clutch (1031) respectively with The generator input gear and first speed increaser (1041) connection, first speed increaser (1041) respectively with first from Clutch (1031) and the generator (102) connection.