CN103161674A

CN103161674A - Direct-driven permanent magnet synchronization disc multi-combination large-power vertical type wind generating set

Info

Publication number: CN103161674A
Application number: CN2011104259007A
Authority: CN
Inventors: 沈坤元
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-16
Filing date: 2011-12-16
Publication date: 2013-06-19
Anticipated expiration: 2031-12-16
Also published as: CN103161674B

Abstract

The invention provides a direct-driven permanent magnet synchronization disc multi-combination large-power vertical type wind generating set which comprises a set base, a first shell, a second shell, a third shell, a fourth shell, a fifth shell, a set end cover, a set of power fan blades, a main control station arranged in the shells, a first set platform, a staircase, a second set platform, a third set platform, a hydraulic station platform, a hydraulic station and a main power shaft. Three pairs or multiple pairs of first sets, second sets and third sets are arranged on the two sides of the main power shaft, wherein the first sets, the second sets and the third sets are mutually matched. The sets are connected with the power fan blades through a first universal joint, a second universal joint and a third universal joint, and the five shells from the first one to the last one are fixedly connected through set screws. The direct-driven permanent magnet synchronization disc multi-combination large-power vertical type wind generating set is high in efficiency, the effect that a generator is brushless is achieved, the power factor of a power grid is improved, a gear box is removed, the efficiency and reliability of the wind generating set are improved, maintenance quantities of equipment are reduced, and noise pollution is reduced.

Description

A kind of direct-drive permanent-magnet synchronous dish formula makes up the high-power vertical wind power generating set more

Technical field

The present invention relates to a kind of direct-drive permanent-magnet synchronous dish formula and make up the high-power vertical wind power generating set more.

Background technique

Present common cage induction generator and double-fed asynchronous generator is owing to there being gear-box.Double-fed asynchronous generator also exists carbon brush and slip ring, makes that system cost is high, poor reliability, maintenance be large, and noise pollution is serious, and when its underrun inefficiency, particularly along with the increase of single-machine capacity, problem is more outstanding.Therefore, directly drive the concern that more and more is subject to people with non-brushing.

Summary of the invention

In order to solve the problem of above-mentioned background technology, the invention provides a kind of high-power, high efficiency, low noise, many combinations variable-speed operation, become slurry apart from regulate, slow-revving direct-drive permanent-magnet synchronous dish formula makes up the high-power vertical wind power generating set more.

To achieve these goals, the present invention is by the following technical solutions:

a kind of direct-drive permanent-magnet synchronous dish formula makes up the high-power vertical wind power generating set more, comprise vertical casing, in described casing, central authorities are provided with a main power shaft that is connected by universal joint from top to bottom, casing is that five joints connect from top to bottom, begin from the bottom to top from second section, be provided with one group of disc permanent-magnet generator in every joint casing, the main power shaft of every group of generator is connected to each other by universal joint, the 5th joint generator set main power shaft is connected with the vertical blade line shaft by universal joint, be provided with a main power shaft to the air blade top since the 6th joint casing central authorities, described air blade adopts the sail principle up-narrow and down-wide, the change slurry of blade is apart from regulating the mode that adopts the built-in back blades of primary blades, Lever type principle by the 6th joint top installation hydraulic press lifting makes back blades when being subjected to the wind-force size, automatically adjust the contraction of back blades and open by automatical control system, make main power shaft can guarantee the rotating speed that generator set is required.

Preferably, the stator of described generator, iron core adopt the silicon steel thin slice from inside to outside the punching press of cartridge type coiling laminate one-time formed dish formula iron core.

Preferably, be embedded with the Hall element of winding coil and detection rotor sensed position in the side circular groove of described dish formula stator iron core.

Described dish formula generator amature is formed by the stainless steel casting.

The internal face of described dish formula rotor is embedded with the magnetic conduction steel disc, the surface of described magnetic conduction steel disc around and be pasted with uniformly some set magnet permanent bodies.

Preferably, described dish formula stator iron core lateral groove is U-shaped, and the angle of inclination is 0-30 °.

Preferably, described dish formula rotor magnetic steel permanent magnet is V-type set magnet permanent body.

Preferably, the number of pole-pairs of described generator is 6-80 pair.

Preferably, described winding coil take three strands of enameled cables as unit is wrapped in described dish formula stator iron core on.

Technique scheme has following beneficial effect: this direct-drive permanent-magnet synchronous dish formula makes up high-power vertical fan blade wind driven generator group more and is used for wind-power electricity generation.The type generator adopts permanent magnet excitation, has eliminated excitation loss, and efficient is provided, and has realized the generator non-brushing, and during operation, does not need to set up magnetic field from the electrical network absorbing reactive power, can improve the power factor of electrical network.Adopt wind-force to the mode that generator directly drives, cancelled gear-box, improved efficient and the reliability of wind power generating set, reduced the maintenance of equipment, reduced noise pollution.

Description of drawings

Fig. 1 is the schematic appearance of generator set of the present invention.

Fig. 2 is the generalized section of generator set of the present invention in Fig. 1.

Fig. 3 is that No. 1 unit A of generator set of the present invention in Fig. 2 is to exploded perspective view.

Fig. 4 is that No. 1 B of Unit of generator set of the present invention in Fig. 2 is to exploded perspective view.

Fig. 5 is that No. 2 units of generator set of the present invention in Fig. 2 and No. 3 unit A are to exploded perspective view.

Fig. 6 is that No. 2 units of generator set of the present invention in Fig. 2 and No. 3 B of Unit are to exploded perspective view.

Fig. 7 is hydraulic station and the power fan blade exploded perspective view of generator set of the present invention in Fig. 2.

Embodiment

About addressing other technologies content, characteristics and effect before the present invention, in the following detailed description that coordinates with reference to graphic embodiment, can clearly present.The direction term of mentioning in following examples such as: upper and lower, left and right, front or rear etc., is only the direction with reference to annexed drawings.Therefore, the direction term of use is to illustrate not to be to limit the present invention.

as shown in Figures 1 and 2, a kind of direct-drive permanent-magnet synchronous dish formula of the present invention makes up high-power vertical wind power generating set 14 more, it comprises a unit base 1, No. 1 casing 3, No. 2 casings 5, No. 3 casings 7, No. 4 casings 9, No. 5 casings 11, unit end cap 13, one group of power fan blade 15, be placed in the master station 16 in casing, No. 1 machine group platform 17, staircase 19, No. 2 machine group platforms 21, No. 3 machine group platforms 23, hydraulic station platform 25, hydraulic station 26 and main power shaft 20, the one or both sides of main power shaft 20 are provided with three pairs or many No. 1 units 18 to cooperatively interacting, No. 2 units 22 and No. 3 units 24, they are by the first universal joint 36, the second universal joint 43, the 3rd universal joint 56 is connected with power fan blade 15, the connected principal security of described universal joint hour disconnects with all the other two generators groups at wind-force can reach one group of unit generation.Be respectively equipped with the first retaining screw 2, the second retaining screw 4, the 3rd retaining screw 6, the 4th retaining screw 8, the 5th retaining screw 10, the 6th retaining screw 12 on 1 to No. 5 casing, play fixedly casing effect.

as Fig. 3, Fig. 4, Fig. 5, and shown in Figure 6, make up No. 1 generator unit 27 of high-power vertical wind power generating set for direct-drive permanent-magnet synchronous dish formula more, No. 2 generator units 37, No. 3 generator units 44, three stators are respectively by the first stator resistance magnetic support 29, the second stator resistance magnetic support 39, the 3rd stator resistance magnetic support 46, the first iron core 30, the second iron core 40, the 3rd iron core 47 and be wrapped in the first stator winding coil 32 on three iron cores, the second stator winding coil 41 and the 3rd stator winding coil 48 form, the first stator resistance magnetic support 29, also be provided with the 7th retaining screw 28 on the second stator resistance magnetic support 39 and the 3rd stator resistance magnetic support 46, the 8th retaining screw 38 and the 9th retaining screw 45, main fixing resistance magnetic support and the iron core of plaing a part.The first rotor 35, the second rotor 52 and third trochanter 55 that direct-drive permanent-magnet synchronous dish formula makes up the high-power vertical wind-driven generator more are comprised of the first rotor magnetic conduction steel disc 34, the second rotor magnetic conduction steel disc 51, third trochanter magnetic conduction steel disc 54 and setting the first rotor magnet steel 33, the second rotor magnetic steel 50, third trochanter magnet steel 53 thereon respectively.Also be provided with the first biserial angular contact bearing 31, the second biserial angular contact bearing 42, the 3rd biserial angular contact bearing 49 in described No. 1 unit 18, No. 2 units 22, No. 3 units 24, mainly play air gap between support stator and rotor.

to make up hydraulic station 26 and the power fan blade 15 of high-power vertical wind-driven generator be by hydraulic motor 57 to direct-drive permanent-magnet synchronous dish formula more as shown in Figure 7, the first adpting flange 58, the second adpting flange 59 is by oil hydraulic pump 60 (main lifting effect) and three-flange 61, the 4th biserial angular contact bearing 62, lifting board 63 is connected with power fan blade 15 and is connected with main power shaft 20 by shaft joint 56 by lifting board connector 64, power fan blade 15 is provided with two groups of power fan blades, when wind-force during lower than 3 grades secondary power fan blade group automatically open, when wind-force active force fan blade group normal operation during higher than 3 grades, also be provided with simultaneously the main waterproof action that rises of protecting cover 65 on power fan blade 15.

In the present embodiment, the first iron core 30, the second iron core 40, the 3rd iron core 47 by the silicon steel thin slice from inside to outside around forming, wire casing takes to be U-shaped groove, the angle of inclination is 0-30 °, its side is wound with the first stator winding coil 32, the second stator winding coil 41, the 3rd stator winding coil 48, three stator winding coils are wound in respectively on three the first corresponding iron cores 30, the second iron core 40 and the 3rd iron cores 47 respectively take three as unit, so complete the coil in a week.

Although the present invention discloses as above with preferred embodiment; so it is not to limit the present invention, anyly is familiar with this skill person, without departing from the spirit and scope of the invention; when can do a little change, so the present invention's protection domain is as the criterion when looking the patent protection scope person of defining.Arbitrary embodiment of the present invention or claim must not reached whole purposes or advantage or the characteristics that the present invention discloses in addition.In addition, summary part and title are only the use of auxiliary patent document search, are not the rights protection scope that limits the present invention.

Claims

1. a direct-drive permanent-magnet synchronous dish formula makes up the high-power vertical wind power generating set more, it is characterized in that, it comprises a unit base, No. 1 casing, No. 2 casings, No. 3 casings, No. 4 casings, No. 5 casings, the unit end cap, one group of power fan blade, be placed in the master station in casing, No. 1 machine group platform, staircase, No. 2 machine group platforms, No. 3 machine group platforms, the hydraulic station platform, hydraulic station and main power shaft, the both sides of described main power shaft are provided with three pairs or many No. 1 units to cooperatively interacting, No. 2 units and No. 3 units, described unit is by the first universal joint, the second universal joint, the 3rd universal joint is connected with the power fan blade, 1 to No. 5 casing is fixedly connected with by retaining screw.

2. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 1 makes up the high-power vertical wind power generating set more, it is characterized in that, described No. 1 unit, No. 2 units and No. 3 units comprise generator unit No. 1, No. 2 generator units and No. 3 generator units, three stators are respectively by the first stator resistance magnetic support, the second stator resistance magnetic support, the 3rd stator resistance magnetic support, the first iron core, the second iron core, the 3rd iron core and be wrapped in the first stator winding coil on three iron cores, the second stator winding coil and the 3rd stator winding coil form, wherein, the first stator resistance magnetic support, the second stator resistance magnetic support and the 3rd stator resistance magnetic support are connected with iron core by retaining screw.

3. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 1 makes up the high-power vertical wind power generating set more, it is characterized in that, described No. 1 unit, No. 2 units and No. 3 units also comprise the first rotor, the second rotor and third trochanter, and described three rotors are comprised of the first rotor magnetic conduction steel disc, the second rotor magnetic conduction steel disc, third trochanter magnetic conduction steel disc and setting the first rotor magnet steel, the second rotor magnetic steel, third trochanter magnet steel thereon respectively.

4. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 1 makes up the high-power vertical wind power generating set more, it is characterized in that, be provided with the first biserial angular contact bearing, the second biserial angular contact bearing, the 3rd biserial angular contact bearing in described No. 1 unit, No. 2 units, No. 3 units.

5. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 1 makes up the high-power vertical wind power generating set more, it is characterized in that, described hydraulic station and power fan blade are be connected with the power fan blade and be connected with main power shaft by shaft joint by the lifting board connector with three-flange, the 4th biserial angular contact bearing, lifting board by oil hydraulic pump by hydraulic motor, the first adpting flange, the second adpting flange, and described power fan blade is provided with two groups of power fan blades.

6. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 2 makes up the high-power vertical wind power generating set more, it is characterized in that, described the first iron core, the second iron core and the 3rd iron core by the silicon steel thin slice from inside to outside around forming, be embedded with the Hall element of winding coil and detection rotor sensed position in the side circular groove of iron core, wire casing takes to be U-shaped groove, the angle of inclination is 0-30 °, its side is wound with the first stator winding coil, the second stator winding coil and the 3rd stator winding coil, three stator winding coils are respectively take three as unit, be wound in respectively three the first corresponding iron cores, on the second iron core and the 3rd iron core.

7. a kind of direct-drive permanent-magnet synchronous dish formula according to claim 1 makes up the high-power vertical wind power generating set more, it is characterized in that, described three iron cores employing silicon steel thin slice cartridge type coiling punching press from inside to outside laminates once-through; Described three rotors are formed by the stainless steel casting; The surface of described three magnetic conduction steel discs around and be pasted with uniformly some set magnet permanent bodies; The set magnet permanent body of described three rotors is V-type set magnet permanent body; The number of pole-pairs of described generator is 6-80 pair.