CN103161678A - Built-in large-scale superconduction direct drive wind generating set - Google Patents
Built-in large-scale superconduction direct drive wind generating set Download PDFInfo
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- CN103161678A CN103161678A CN2013101239481A CN201310123948A CN103161678A CN 103161678 A CN103161678 A CN 103161678A CN 2013101239481 A CN2013101239481 A CN 2013101239481A CN 201310123948 A CN201310123948 A CN 201310123948A CN 103161678 A CN103161678 A CN 103161678A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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Abstract
The invention discloses a built-in large-scale superconduction direct drive wind generating set which comprises a generator, a vane, a wheel hub, a fixed shaft and a rack. The rack is connected with the fixed shaft. The vane is arranged on the wheel hub. The wheel hub is rotatably connected with the fixed shaft. The generator is a superconduction direct drive generator, and the superconduction direct drive generator is arranged inside the wheel hub and is driven by the wheel hub. The superconduction direct drive generator is arranged inside the wheel hub, and the superconduction direct drive generator and the wheel hub are combined together to be one, so the size, the weight and cost of the direct drive wind generating set are reduced largely. A double air gap direct drive superconduction generator is utilized further, so the size and the weight of the generator can be reduced further.
Description
Technical field
The present invention relates to the wind power generating set field, particularly relate to a kind of built-in large-scale superconduction direct wind-driven generator group.
Background technique
In the direct wind-driven generator technical field, directly drive generator capacity increasing, volume and weight increase thereupon; Traditional directly drives generator such as direct-drive permanent-magnetism generator and directly drives electric excitation generator, and volume is large, weight is large, cost is high, can not satisfy the particularly technical need of super sized type direct wind-driven generator group of large-scale direct wind-driven generator group.
Summary of the invention
The purpose of this invention is to provide a kind of built-in large-scale superconduction direct wind-driven generator group, make it have the advantages that the complete blower volume is little, lightweight and cost is low.
For solving the problems of the technologies described above, the present invention adopts following technological scheme:
A kind of built-in large-scale superconduction direct wind-driven generator group, comprise generator, blade, wheel hub, stationary axle and frame, described frame is connected with stationary axle, blades installation is on wheel hub, wheel hub and stationary axle are rotatably connected, described generator adopts superconduction directly to drive generator, and described superconduction is directly driven generator and is placed in the inside of wheel hub and driven by described wheel hub.
As improving further, described wheel hub with vertical centering control divide in the face of be divided into the wheel hub first half and wheel hub later half, be connected to each other with seam and bolt between described wheel hub first half and wheel hub are later half.
As improving further, described superconduction is directly driven generator and is comprised inner stator, external stator and be arranged at rotor between inside and outside stator; Described rotor is the superconducting rotor structure, forms the first air gap between external stator and rotor, forms interstice between rotor and inner stator; Inside and outside stator and wheel hub interlock, rotor is fixed on transfixion on stationary axle.
As improving further, described superconduction is directly driven generator and is also comprised generator casing and rear flange, and described rear flange and generator casing are fastenedly connected; Described external stator is fixed on by generator casing itself and wheel hub is linked; Described inner stator is fastenedly connected by inner stator support and rear flange itself and wheel hub is linked.
As improving further, described rotor is provided with rotor alignment bearing mechanism, described rotor front end is fastenedly connected by rotor fore poppet and stationary axle, described rotor rear end is supported in rotor alignment bearing mechanism by the rotor back poppet, and rotor alignment bearing mechanism is connected between inner stator support and rear flange.
As improving further, described rotor alignment bearing mechanism comprises alignment bearing, alignment bearing support, and described alignment bearing is set on the alignment bearing support; The ring both sides are respectively arranged with locking nut and alignment bearing axle sleeve in alignment bearing, are used for the axial restraint of alignment bearing; In alignment bearing outer shroud both sides, be provided with the alignment bearing end cap; Between alignment bearing end cap and alignment bearing outer shroud, be provided with insulating pad; Inner ring at the alignment bearing end cap is provided with seal ring, and described seal ring is set with on locking nut and alignment bearing axle sleeve; Both sides at the alignment bearing end cap are respectively arranged with sealing plate; Be provided with the seal ring dividing plate between sealing plate and seal ring, described sealing plate is fastenedly connected by bolt and alignment bearing end cap respectively; Described rotor back poppet is set on the outer shroud of alignment bearing, and the inner ring of described rotor back poppet has some dovetail grooves, is perfused with insulating material in dovetail groove; The alignment bearing support of described rotor alignment bearing mechanism is connected between inner stator support and rear flange.
As improving further, described rotor comprises that inside and outside superconduction field coil and rotor superconduction field coil support, and wherein some inside and outside superconduction field coils are set with in rotor superconduction field coil and support on concave inward structure corresponding to the upper quantity that arranges; The described outer superconduction field coil outside is disposed with outer cooling channel and outer vacuum layer from inside to outside; Interior superconduction field coil inboard is disposed with inner cooling channel and interior vacuum layer from inside to outside.
As improving further, described rotor superconduction field coil supports between the interior rotor inside/outside superconduction field coil of upper same concave inward structure tangentially fixing by hold-down mechanism, described hold-down mechanism comprises some groups of inside/outside rotor superconduction field coil pressing plates, inside/outside rotor superconduction field coil clamping screw and the inside/outside rotor superconduction field coil gland nut that is connected.
As improving further, the described outer superconduction field coil outside is disposed with outer insulating sleeve, outer low-temperature (low temperature) vessel I, outer low-temperature (low temperature) vessel II from outside to inside, and described interior superconduction field coil inboard is disposed with interior insulating sleeve, interior low-temperature (low temperature) vessel I, interior low-temperature (low temperature) vessel II from outside to inside; The front end of described rotor is by outside to inside being disposed with front end-plate I, front end-plate II, front end-plate III, and the rear end of rotor is by outside to inside being disposed with end plate I, end plate II, end plate III; Described inside/outside insulating sleeve is fixedly connected with front end-plate I, end plate I respectively by seam is installed, and the joint is respectively arranged with sealing gasket, inside/outside low-temperature (low temperature) vessel I is fixedly connected with front end-plate II, end plate II respectively by seam is installed, and the joint is respectively arranged with sealing gasket, inside/outside low-temperature (low temperature) vessel II is fixedly connected with front end-plate III, end plate III respectively by seam is installed, and the joint is respectively arranged with sealing gasket; Form two-layer described inside/outside vacuum layer between described inside/outside insulating sleeve and front/back end plate I and inside/outside low-temperature (low temperature) vessel II and front/back end plate III, described inside/outside vacuum layer is connected with vacuum pipe system; Form described inside/outside cooling channel in described inside/outside low-temperature (low temperature) vessel II and front/back end plate III, described inside/outside cooling channel is connected with refrigeration plant; Described rotor fore poppet is fastenedly connected by the front end that clamping bolt and front end-plate I, rotor superconduction field coil support, and the rotor back poppet is fastenedly connected by the rear end that clamping bolt and end plate I, rotor superconduction field coil support.
As improving further, described stationary axle is hollow stationary axle, is provided with some holes on it.
Owing to adopting technique scheme, the present invention has the following advantages at least:
1, owing to adopting superconduction directly to drive generator and being placed on wheel hub inside, itself and wheel hub are united two into one, greatly reduce volume, weight and the cost of direct wind-driven generator group.
2, owing to adopting two air gaps directly to drive superconducting generator, volume and the weight of generator further reduce.
Description of drawings
Above-mentioned is only the general introduction of technical solution of the present invention, and for can clearer understanding technological means of the present invention, the present invention is described in further detail below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the general structure schematic diagram of a kind of built-in large-scale superconduction direct wind-driven generator group of the present invention.
Fig. 2 is the rotor alignment bearing structural drawing that generator is directly driven in superconduction of the present invention.
Fig. 3 is the rotor structure figure that generator is directly driven in superconduction of the present invention.
Fig. 4 is the rotor profiles figure that generator is directly driven in superconduction of the present invention.
Embodiment
A kind of built-in large-scale superconduction direct wind-driven generator group of the present invention, comprise generator, blade, wheel hub, stationary axle and frame, described frame is connected with stationary axle, blades installation is on wheel hub, wheel hub and stationary axle are rotatably connected, described generator adopts superconduction directly to drive generator, and described superconduction is directly driven generator and is placed in the inside of wheel hub and driven by described wheel hub.
particularly, see also shown in Figure 1, a kind of built-in large-scale superconduction direct wind-driven generator group of the present invention mainly comprises following structure: forward engine room cover 1, slip ring system 2, slip ring spider 3, grounding carbon brush 4, fore bearing locking nut 5, front shaft sleeve 6, fore bearing end cap 7, fore bearing 8, hollow stationary axle 9, wheel hub first half 10, pitch variable bearings 11, fan blade 12, rotor fore poppet 13, rotor 14, generator casing 15, external stator core 16, inner-stator iron core 17, inner stator support 18, external stator winding 19, inner stator winding 20, rotor back poppet 21, staor winding carbon brush slip-ring system 22, rear flange 23, rotor alignment bearing mechanism 24, rear bearing locking nut 25, rear axle housing 26, rear bearing end cap 27, rear bearing 28, wheel hub later half 29, braking device 30, brake disc 31, locking device 32, locking device bearing 33, frame 34, Yaw bearing system 35, after engine room cover 36.
Wherein, described wheel hub can adopt vertical centering control divide in the face of minute structure, be divided into wheel hub first half 10 and wheel hub later half 29, be connected with bolt with seam between two halves, and be supported on hollow stationary axle 9 by fore bearing 8, rear bearing 28; Fore bearing 8 is set on hollow stationary axle 9 with rear bearing 28.
Be provided with front shaft sleeve 6, fore bearing end cap 7 in the both sides of fore bearing 8; Front shaft sleeve 6 is set on hollow stationary axle 9, and fore bearing end cap 7 is set on front shaft sleeve 6; Wheel hub first half 10 is set on the outer shroud of fore bearing 8; Fore bearing end cap 7, the wheel hub first half 10 of fore bearing 8 both sides link together by clamping bolt; The front end of hollow stationary axle 9 is provided with fore bearing locking nut 5, is used for the axial restraint of fore bearing 8.
Be provided with rear axle housing 26, rear bearing end cap 27 in the both sides of rear bearing 28; Rear axle housing 26 is loaded on hollow stationary axle 9, and rear bearing end cap 27 is set on rear axle housing 26; Wheel hub later half 29 is set on the outer shroud of rear bearing 28; The rear bearing end cap 27 of rear bearing both sides, wheel hub later half 29 are fixed together by clamping bolt; Rear bearing locking nut 25 is set on hollow stationary axle 9, is arranged at the outside of rear axle housing 26, is used for the axial restraint of rear bearing 28.
Superconduction is directly driven generator and is comprised inner stator, external stator and be arranged at rotor 14 between inside and outside stator; Rotor 14 is the superconducting rotor structure, forms the first air gap between external stator and rotor 14, forms interstice between rotor 14 and inner stator; Inside and outside stator and wheel hub interlock, rotor 14 is fixed on transfixion on hollow stationary axle 9.
External stator comprises external stator core 16, external stator winding 19; External stator winding 19 is embedded in the grooving of external stator core 16; External stator is installed in generator casing 15; Generator casing 15 is installed in wheel hub first half 10; Inner stator comprises inner-stator iron core 17 and inner stator winding 20; Inner stator winding 20 is embedded in the grooving of inner-stator iron core 17; Inner stator is set on inner stator support 18;
Rotor 14 is fastened together with rotor fore poppet 13, rotor back poppet 21 respectively by seam flange and clamping bolt; Rotor fore poppet 13 is fastenedly connected by seam flange, clamping bolt and hollow stationary axle 9; Also be provided with the hole of some quantity on hollow stationary axle 9, be used for the loss of weight of hollow stationary axle 9.
Please coordinate and consult shown in Figure 2ly, be provided with rotor back poppet 21 and rotor alignment bearing mechanism 24 in the rear end of rotor 14.Rotor alignment bearing mechanism 24 has guaranteed generator in running, and inside and outside stator is concentric all the time with rotor 14.Rotor alignment bearing mechanism 24 comprises: alignment bearing support 2401, locking nut 2402, sealing plate 2403, seal ring dividing plate 2404, seal ring 2405, alignment bearing end cap 2406, alignment bearing 2407, insulating pad 2408, alignment bearing axle sleeve 2409.Wherein, alignment bearing support 2401 is fastened together by seam flange and clamping bolt and inner stator support 18 and rear flange 23; Alignment bearing 2407 is set on alignment bearing support 2401; In the interior ring of stator bearing 2407 both sides, be respectively arranged with locking nut 2402, alignment bearing axle sleeve 2409, be used for the axial restraint of alignment bearing 2407; Outer shroud both sides at alignment bearing 2407 are provided with alignment bearing end cap 2406; Between alignment bearing end cap 2406 and alignment bearing 2407 outer shrouds, be provided with insulating pad 2408; At the inner ring of alignment bearing end cap 2406, be provided with seal ring 2405; Seal ring 2405 is set with on locking nut 2402 and alignment bearing axle sleeve 2409; In the both sides of alignment bearing end cap 2407, be respectively arranged with sealing plate 2403; Between sealing plate 2403 and seal ring 2405, be provided with seal ring dividing plate 2404; Sealing plate 2403 is fastenedly connected by bolt and alignment bearing end cap 2406 respectively; Rotor back poppet 21 is set on the outer shroud of alignment bearing 2407, at the inner ring of rotor back poppet 21, has the dovetail groove of certain depth and quantity, and glass fibre reinforced plastics or other insulating material have been poured in the inside, is used for the insulation of alignment bearing 2407.
Staor winding carbon brush slip-ring system 22 is set on hollow stationary axle 9; The inside and outside staor winding lighting outlet of rotation is fixedly connected in staor winding carbon brush slip-ring system 22 by carbon brush slip-ring; Brake disc 31 is fastenedly connected with wheel hub later half 29; Locking device 32 is arranged on locking device bearing 33, and locking device bearing 33 is fixedly connected on frame 34; Braking device 30 is arranged on locking device bearing 33; Hollow stationary axle 9 is fastenedly connected by seam flange, clamping bolt with frame 34; Slip ring spider 3 is installed in the front end of hollow stationary axle 9; Grounding carbon brush 4 is fixedly connected with fore bearing end cap 7, slip ring spider 3; Slip ring system 2 is fastenedly connected on slip ring spider 3; Yaw bearing system 35 is installed on frame 34.Pitch variable bearings 11 is connected with wheel hub; Blade 12 is connected with pitch variable bearings 11;
External stator is fastenedly connected by generator casing 15 and wheel hub first half 10, and inner stator support 18 is fastenedly connected by rear bearing rack 2401 and rear flange 23; Rear flange 23 is fastenedly connected by seam flange and clamping bolt and generator casing 15; Inside and outside stator and blade 12, wheel hub interlock; Rotor 14 does not turn.
please coordinate and consult Fig. 3, shown in 4, rotor 14 mainly comprises: sealing gasket 1401, front end-plate I 1402, front end-plate II 1403, front end-plate III 1404, rotor superconduction field coil supports 1405, outer insulating sleeve 1406, outer low-temperature (low temperature) vessel I 1407, outer low-temperature (low temperature) vessel II 1408, the outer superconduction field coil 1409 of rotor, superconduction field coil 1410 in rotor, external rotor superconduction field coil pressing plate 1411, external rotor superconduction field coil clamping screw 1412, external rotor superconduction field coil gland nut 1413, internal rotor superconduction field coil pressing plate 1414, internal rotor superconduction field coil clamping screw 1415, internal rotor superconduction field coil gland nut 1416, outer vacuum layer I 1417, outer vacuum layer II 1418, outer cooling channel 1419, end plate III 1420, end plate II 1421, end plate I 1422, interior insulating sleeve 1423, interior low-temperature (low temperature) vessel I 1424, interior low-temperature (low temperature) vessel II 1425, interior vacuum layer I 1426, interior vacuum layer II 1427, inner cooling channel 1428, vacuum pipe system 1429, refrigeration plant 1430.The outer superconduction field coil 1409 of several rotors is set on the outer protrusion structure that rotor superconduction field coil supports 1405 equal number, and in several rotors, superconduction field coil 1410 is set on the concave inward structure that rotor superconduction field coil supports 1405 equal number.
Tangentially fixing with the some groups of hold down gags that formed by external rotor superconduction field coil pressing plate 1411, external rotor superconduction field coil clamping screw 1412, external rotor superconduction field coil gland nut 1413 between the outer superconduction field coil 1409 of rotor on rotor superconduction field coil support 1405 same concave inward structures.Wherein external rotor superconduction field coil pressing plate 1411 can be whole length along rotor superconduction field coil support 1405 axial directions, can be also segmentation.
Tangentially fixing with the some groups of hold down gags that formed by internal rotor superconduction field coil pressing plate 1414, internal rotor superconduction field coil clamping screw 1415, internal rotor superconduction field coil gland nut 1416 between superconduction field coil 1410 in rotor on rotor superconduction field coil support 1405 same concave inward structures.It can be whole length that internal rotor superconduction field coil pressing plate 1414 supports 1405 axial directions along rotor superconduction field coil, can be also segmentation.
In the first air gap of 14 of external stators, rotor, be provided with outer insulating sleeve 1406, outer low-temperature (low temperature) vessel I 1407, outer low-temperature (low temperature) vessel II 1408; In interstice between rotor 14 and inner stator, be provided with interior insulating sleeve 1423, interior low-temperature (low temperature) vessel I 1424, interior low-temperature (low temperature) vessel II 1425; Front end at rotor 14 is provided with front end-plate I 1402, front end-plate II 1403, front end-plate III 1404; Be provided with end plate III 1420 in the rear end of rotor, end plate II 1421, end plate I 1422.
Front end-plate I 1402, front end-plate II 1403 and front end-plate III 1404 are provided with the installation seam.
End plate III 1420, end plate II 1421 and end plate I 1422 are provided with the installation seam.
Outer insulating sleeve 1406 is fixed together by seam and front end-plate I 1402, end plate I 1422 are installed respectively; Outer low-temperature (low temperature) vessel I 1407 is fixed together by seam and front end-plate II 1403, end plate II 1421 are installed respectively; Outer low-temperature (low temperature) vessel II 1408 is fixed together by seam and front end-plate III 1404, end plate III 1420 are installed respectively;
Interior insulating sleeve 1423 is fixed together by seam and front end-plate I 1402, end plate I 1422 are installed respectively; Interior low-temperature (low temperature) vessel I 1424 is fixed together by seam and front end-plate II 1403, end plate II 1421 are installed respectively; Interior low-temperature (low temperature) vessel II 1425 is fixed together by seam and front end-plate III 1404, end plate III 1420 are installed respectively;
Interior insulating sleeve 1423 is respectively arranged with sealing gasket 1401 with the joint of front end-plate I 1402, end plate I 1422; Interior low-temperature (low temperature) vessel I 1424 arranges respectively sealing gasket 1401 with the joint of front end-plate II 1403, end plate II 1421; Interior low-temperature (low temperature) vessel II 1425 is respectively arranged with sealing gasket 1401 with the joint of front end-plate III 1404, end plate III 1420.
Rotor fore poppet 13 supports 1405 front end by clamping bolt and front end-plate I 1402, rotor superconduction field coil and is fastened together; Rotor back poppet 21 supports 1405 rear end by clamping bolt and end plate I 1422, rotor superconduction field coil and is fastened together.
Outer vacuum layer I 1417, outer vacuum layer II 1418 link together with vacuum pipe system 1429 respectively; Interior vacuum layer I 1426, interior vacuum layer II 1427 link together with vacuum pipe system 1429 respectively; Outer cooling channel 1419, inner cooling channel 1428 link together with refrigeration plant 1430 respectively.Wherein, outer vacuum layer I 1417, outer vacuum layer II 1418, outer cooling channel 1419 have certain temperature gradient; Interior vacuum layer I 1426, interior vacuum layer II 1427, inner cooling channel 1428 have certain temperature gradient.External stator, inner stator are under the normal temperature working environment; Press-loading apparatus in rotor superconduction field coil support 1405, the outer superconduction field coil 1409 of rotor, rotor between superconduction field coil 1410 and the inside and outside superconduction field coil of rotor is under the low-temperature working environment.
Rotor superconduction field coil supports 1405 and is made by low temperature resistant material such as aluminium, inconel or titanium alloy or glass fibre reinforced plastics etc.; External rotor superconduction field coil pressing plate 1411, external rotor superconduction field coil clamping screw 1412, external rotor superconduction field coil gland nut 1413 are to be made by low temperature resistant material such as aluminium, inconel or titanium alloy or glass fibre reinforced plastics etc.; Internal rotor superconduction field coil pressing plate 1414, internal rotor superconduction field coil clamping screw 1415, internal rotor superconduction field coil gland nut 1416 are to be made by low temperature resistant material such as aluminium, inconel or titanium alloy or glass fibre reinforced plastics etc.; Outer low-temperature (low temperature) vessel II 1419, interior low-temperature (low temperature) vessel II 1428, front end-plate III 1404, end plate III 1420 are to be made by low temperature resistant material such as aluminium, inconel or titanium alloy or glass fibre reinforced plastics etc.External stator core 16, inner-stator iron core 17 are formed by conventional silicon steel plate stacking; External stator winding 19, inner stator winding 20 are formed by circular copper wire or flat type copper wire coiling; In the outer superconduction field coil 1409 of rotor, rotor, superconduction field coil 1410 is formed by hts tape or low-temperature superconducting wire coiling.
The above; it is only preferred embodiment of the present invention; be not that the present invention is done any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection scope of the present invention.
Claims (10)
1. built-in large-scale superconduction direct wind-driven generator group, comprise generator, blade, wheel hub, stationary axle and frame, described frame is connected with stationary axle, blades installation is on wheel hub, wheel hub and stationary axle are rotatably connected, it is characterized in that: described generator adopts superconduction directly to drive generator, and described superconduction is directly driven generator and is placed in the inside of wheel hub and driven by described wheel hub.
2. built-in large-scale superconduction direct wind-driven generator group according to claim 1 is characterized in that: described wheel hub with vertical centering control divide in the face of be divided into the wheel hub first half and wheel hub later half, be connected to each other with seam and bolt between described wheel hub first half and wheel hub are later half.
3. built-in large-scale superconduction direct wind-driven generator group according to claim 1 is characterized in that: described superconduction is directly driven generator and is comprised inner stator, external stator and be arranged at rotor between inside and outside stator; Described rotor is the superconducting rotor structure, forms the first air gap between external stator and rotor, forms interstice between rotor and inner stator; Inside and outside stator and wheel hub interlock, rotor is fixed on transfixion on stationary axle.
4. built-in large-scale superconduction direct wind-driven generator group according to claim 3, it is characterized in that: described superconduction is directly driven generator and is also comprised generator casing and rear flange, and described rear flange and generator casing are fastenedly connected; Described external stator is fixed on by generator casing itself and wheel hub is linked; Described inner stator is fastenedly connected by inner stator support and rear flange itself and wheel hub is linked.
5. built-in large-scale superconduction direct wind-driven generator group according to claim 4, it is characterized in that: described rotor is provided with rotor alignment bearing mechanism, described rotor front end is fastenedly connected by rotor fore poppet and stationary axle, described rotor rear end is supported in rotor alignment bearing mechanism by the rotor back poppet, and rotor alignment bearing mechanism is connected between inner stator support and rear flange.
6. built-in large-scale superconduction direct wind-driven generator group according to claim 5 is characterized in that: described rotor alignment bearing mechanism comprises alignment bearing, alignment bearing support, and described alignment bearing is set on the alignment bearing support; The ring both sides are respectively arranged with locking nut and alignment bearing axle sleeve in alignment bearing, are used for the axial restraint of alignment bearing; In alignment bearing outer shroud both sides, be provided with the alignment bearing end cap; Between alignment bearing end cap and alignment bearing outer shroud, be provided with insulating pad; Inner ring at the alignment bearing end cap is provided with seal ring, and described seal ring is set with on locking nut and alignment bearing axle sleeve; Both sides at the alignment bearing end cap are respectively arranged with sealing plate; Be provided with the seal ring dividing plate between sealing plate and seal ring, described sealing plate is fastenedly connected by bolt and alignment bearing end cap respectively; Described rotor back poppet is set on the outer shroud of alignment bearing, and the inner ring of described rotor back poppet has some dovetail grooves, is perfused with insulating material in dovetail groove; The alignment bearing support of described rotor alignment bearing mechanism is connected between inner stator support and rear flange.
7. built-in large-scale superconduction direct wind-driven generator group according to claim 5, it is characterized in that: described rotor comprises that inside and outside superconduction field coil and rotor superconduction field coil support, and wherein some inside and outside superconduction field coils are set with in rotor superconduction field coil and support on concave inward structure corresponding to the upper quantity that arranges;
The described outer superconduction field coil outside is disposed with outer cooling channel and outer vacuum layer from inside to outside; Interior superconduction field coil inboard is disposed with inner cooling channel and interior vacuum layer from inside to outside.
8. built-in large-scale superconduction direct wind-driven generator group according to claim 7, it is characterized in that: described rotor superconduction field coil supports between the interior rotor inside/outside superconduction field coil of upper same concave inward structure tangentially fixing by hold-down mechanism, described hold-down mechanism comprises some groups of inside/outside rotor superconduction field coil pressing plates, inside/outside rotor superconduction field coil clamping screw and the inside/outside rotor superconduction field coil gland nut that is connected.
9. built-in large-scale superconduction direct wind-driven generator group according to claim 7, it is characterized in that: the described outer superconduction field coil outside is disposed with outer insulating sleeve, outer low-temperature (low temperature) vessel I, outer low-temperature (low temperature) vessel II from outside to inside, and described interior superconduction field coil inboard is disposed with interior insulating sleeve, interior low-temperature (low temperature) vessel I, interior low-temperature (low temperature) vessel II from outside to inside;
The front end of described rotor is by outside to inside being disposed with front end-plate I, front end-plate II, front end-plate III, and the rear end of rotor is by outside to inside being disposed with end plate I, end plate II, end plate III;
Described inside/outside insulating sleeve is fixedly connected with front end-plate I, end plate I respectively by seam is installed, and the joint is respectively arranged with sealing gasket, inside/outside low-temperature (low temperature) vessel I is fixedly connected with front end-plate II, end plate II respectively by seam is installed, and the joint is respectively arranged with sealing gasket, inside/outside low-temperature (low temperature) vessel II is fixedly connected with front end-plate III, end plate III respectively by seam is installed, and the joint is respectively arranged with sealing gasket;
Form two-layer described inside/outside vacuum layer between described inside/outside insulating sleeve and front/back end plate I and inside/outside low-temperature (low temperature) vessel II and front/back end plate III, described inside/outside vacuum layer is connected with vacuum pipe system;
Form described inside/outside cooling channel in described inside/outside low-temperature (low temperature) vessel II and front/back end plate III, described inside/outside cooling channel is connected with refrigeration plant;
Described rotor fore poppet is fastenedly connected by the front end that clamping bolt and front end-plate I, rotor superconduction field coil support, and the rotor back poppet is fastenedly connected by the rear end that clamping bolt and end plate I, rotor superconduction field coil support.
10. built-in large-scale superconduction direct wind-driven generator group according to claim 1, it is characterized in that: described stationary axle is hollow stationary axle, is provided with some holes on it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310123948.1A CN103161678B (en) | 2013-04-11 | 2013-04-11 | Built-in large-scale superconduction direct drive wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310123948.1A CN103161678B (en) | 2013-04-11 | 2013-04-11 | Built-in large-scale superconduction direct drive wind generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103161678A true CN103161678A (en) | 2013-06-19 |
| CN103161678B CN103161678B (en) | 2015-07-15 |
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| CN201310123948.1A Active CN103161678B (en) | 2013-04-11 | 2013-04-11 | Built-in large-scale superconduction direct drive wind generating set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161680A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Double-air-gap superconductive direct-drive wind power generating set |
| CN103166426A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Superconducting generator and rotor thereof |
| CN103161679A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Built-in large-scale superconduction direct drive wind generating set |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2006016134A1 (en) * | 2004-08-09 | 2006-02-16 | Converteam Ltd. | Superconducting electrical machines |
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| CN103161680A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Double-air-gap superconductive direct-drive wind power generating set |
| CN103166426A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Superconducting generator and rotor thereof |
| CN103161679A (en) * | 2013-04-15 | 2013-06-19 | 国电联合动力技术有限公司 | Built-in large-scale superconduction direct drive wind generating set |
| CN103161679B (en) * | 2013-04-15 | 2015-03-11 | 国电联合动力技术有限公司 | Built-in large-scale superconduction direct drive wind generating set |
| CN103161680B (en) * | 2013-04-15 | 2015-04-01 | 国电联合动力技术有限公司 | Double-air-gap superconductive direct-drive wind power generating set |
| CN103166426B (en) * | 2013-04-15 | 2015-07-15 | 国电联合动力技术有限公司 | Superconducting generator |
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