CN201349151Y - Megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator - Google Patents
Megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator Download PDFInfo
- Publication number
- CN201349151Y CN201349151Y CNU200920099042XU CN200920099042U CN201349151Y CN 201349151 Y CN201349151 Y CN 201349151Y CN U200920099042X U CNU200920099042X U CN U200920099042XU CN 200920099042 U CN200920099042 U CN 200920099042U CN 201349151 Y CN201349151 Y CN 201349151Y
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- stator
- rotor
- winding
- power generator
- wind power
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Abstract
The utility model relates to a megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator which comprises a machine body, a stator junction box, a water pipeline, a stator iron core, an air duct, a lubricant pump, a stator winding, a stator end hoop, a water injection pipe, a water outlet pipe, a wind deflector, a rotor junction box, a collector ring system, an inner fan, a leading wire, an interelectrode connecting line, a midline, a fixed ring, a weftless tape, a rotor winding, a rotor iron core and a motor shaft. The stator junction box, the lubricant pump, the wind deflector and the rotor junction box are respectively mounted on the machine body; the stator winding is mounted in the stator iron core; the rotor winding is inserted in the rotor iron core; the end part of the rotor winding is tightly fixed into a whole through the weftless tape; the water pipeline and the air duct are arranged in the machine body; and the water injection pipe and the water outlet pipe are respectively mounted on the machine body. The wind power generator has a simple structure; the stator and the rotor of the wind power generator adopts the preformed windings; and the stator is cooled by circulating a coolant fluid; and the rotor is cooled through axial ventilation, so that the wind power generator can achieve power generating requirements under various severe conditions and at different rotating speeds.
Description
Technical field:
The utility model relates to a kind of MW class variable speed constant frequency dual-feed asynchronous wind power generator.
Background technology:
Present 450 height of center 1.5MW motor windings all adopt the loose wire structure, because power is big, the stator rated voltage is low, rotor open circuit voltage height, the motor windings number of turn is few, and many around radical, this makes the surge voltage height of getting between circle and the circle, forms the broken pressure of winding easily, and because winding and many around radical, when winding the line and rolling off the production line, also cause certain difficulty, very easily damaged winding, poor reliability under high rotating speed.The present in addition motor type of cooling is an air cooling, and motor volume is big, and ventilation noise is big.
Summary of the invention:
The purpose of this utility model is to overcome above-mentioned shortcoming, and a kind of MW class variable speed constant frequency dual-feed asynchronous wind power generator is provided, and it has mainly solved motor windings and has adopted the loose wire structure, very easily damages winding, forms that winding is broken presses and the winding problems such as difficulty that roll off the production line.The purpose of this utility model is achieved in that the MW class variable speed constant frequency dual-feed asynchronous wind power generator is made of: body, stator terminal box, water lines, stator core, air channel, lubricating pump, stator winding, stator terminal hoop, water injection pipe, outlet pipe, deep bead, rotor junction box, collector ring system, internal fan, lead-in wire, interpolar line, center line, retainer ring, no latitude band, rotor winding, rotor core, motor shaft.Stator terminal box, lubricating pump, deep bead, rotor junction box are installed on the body respectively, stator winding is installed in the stator core, the stator terminal hoop is fixed on the stator winding, the rotor winding is inserted on the rotor core, the rotor winding overhang is tightened to one by no latitude band, lead-in wire, interpolar line, center line pass through the colligation of no latitude band on retainer ring, be provided with water lines and air channel in the body, water injection pipe, outlet pipe are installed on the body respectively, it is connected with water lines, and internal fan, collector ring system are installed on the motor shaft respectively.This product structure is simple, and is reasonable in design, and stator and rotor of wind power generator adopts the moulding winding, stator adopts the circulating cooling liquid cooling, and rotor cools off by axial ventilation, can realize various bad working environments, various different rotating speeds are the requirement of generating down, and structure is safe and reliable to operation, and is easy to maintenance.
Description of drawings:
Accompanying drawing is the utility model MW class variable speed constant frequency dual-feed asynchronous wind power generator structural representation.
1-body 2-stator terminal box 3-water lines 4-stator core
5-air channel 6-lubricating pump 7-stator winding 8-stator terminal hoop
9-water injection pipe 10-outlet pipe 11-deep bead 12-rotor junction box
The 13-collector ring 14-of system internal fan 15-lead-in wire 16-interpolar line
17-center line 18-retainer ring 19-does not have latitude band 20-rotor winding
21-rotor core 22-motor shaft
Embodiment;
Describe most preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing, the MW class variable speed constant frequency dual-feed asynchronous wind power generator is by: body 1, stator terminal box 2, water lines 3, stator core 4, air channel 5, lubricating pump 6, stator winding 7, stator terminal hoop 8, water injection pipe 9, outlet pipe 10, deep bead 11, rotor junction box 12, collector ring system 13, internal fan 14, lead-in wire 15, interpolar line 16, center line 17, retainer ring 18, no latitude band 19, rotor winding 20, rotor core 21, motor shaft 22 formations.Stator terminal box 2, lubricating pump 6, deep bead 11, rotor junction box 12 is installed in respectively on the body 1, stator winding 7 is installed in the stator core 4, stator terminal hoop 8 is fixed on the stator winding 7, rotor winding 20 is inserted on the rotor core 21, rotor winding 20 ends are tightened to one by no latitude band 19, lead-in wire 15, interpolar line 16, center line 17 passes through no latitude band 19 colligations on retainer ring 18, be provided with water lines 3 and air channel 5 in the body 1, water injection pipe 9, outlet pipe 10 is installed in respectively on the body 1, it is connected with water lines 3, internal fan 14, collector ring system 13 is installed in respectively on the motor shaft 22.
Claims (3)
1, a kind of MW class variable speed constant frequency dual-feed asynchronous wind power generator, it is by body (1), stator terminal box (2), water lines (3), stator core (4), air channel (5), lubricating pump (6), stator winding (7), stator terminal hoop (8), water injection pipe (9), outlet pipe (10), deep bead (11), rotor junction box (12), collector ring system (13), internal fan (14), lead-in wire (15), interpolar line (16), center line (17), retainer ring (18), no latitude band (19), rotor winding (20), rotor core (21), motor shaft (22) constitutes, it is characterized in that: stator terminal box (2), lubricating pump (6), deep bead (11), rotor junction box (12) is installed in respectively on the body (1), stator winding (7) is installed in the stator core (4), stator terminal hoop (8) is fixed on the stator winding (7), and rotor winding (20) is inserted on the rotor core (21).
2, MW class variable speed constant frequency dual-feed asynchronous wind power generator according to claim 1, it is characterized in that: rotor winding (20) end is tightened to one by no latitude band (19), and lead-in wire (15), interpolar line (16), center line (17) pass through no latitude band (19) colligation on retainer ring (18).
3, MW class variable speed constant frequency dual-feed asynchronous wind power generator according to claim 1, it is characterized in that: be provided with water lines (3) and air channel (5) in the body (1), water injection pipe (9), outlet pipe (10) are installed in respectively on the body (1), it is connected with water lines (3), and internal fan (14), collector ring system (13) are installed in respectively on the motor shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920099042XU CN201349151Y (en) | 2009-01-23 | 2009-01-23 | Megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200920099042XU CN201349151Y (en) | 2009-01-23 | 2009-01-23 | Megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201349151Y true CN201349151Y (en) | 2009-11-18 |
Family
ID=41368616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200920099042XU Expired - Lifetime CN201349151Y (en) | 2009-01-23 | 2009-01-23 | Megawatt-level variable-speed constant-frequency double fed asynchronous wind power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201349151Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195409A (en) * | 2010-03-12 | 2011-09-21 | 永济新时速电机电器有限责任公司 | Double-fed asynchronous generator |
| CN107317420A (en) * | 2016-04-27 | 2017-11-03 | Abb技术有限公司 | Electric machine stand and motor |
| CN107659053A (en) * | 2017-09-28 | 2018-02-02 | 合肥恒大江海泵业股份有限公司 | A kind of Large diving pump multi-function motor of high efficiency and heat radiation |
-
2009
- 2009-01-23 CN CNU200920099042XU patent/CN201349151Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195409A (en) * | 2010-03-12 | 2011-09-21 | 永济新时速电机电器有限责任公司 | Double-fed asynchronous generator |
| CN107317420A (en) * | 2016-04-27 | 2017-11-03 | Abb技术有限公司 | Electric machine stand and motor |
| CN107317420B (en) * | 2016-04-27 | 2019-09-20 | Abb瑞士股份有限公司 | Electric machine stand and motor |
| CN107659053A (en) * | 2017-09-28 | 2018-02-02 | 合肥恒大江海泵业股份有限公司 | A kind of Large diving pump multi-function motor of high efficiency and heat radiation |
| CN107659053B (en) * | 2017-09-28 | 2019-12-13 | 合肥恒大江海泵业股份有限公司 | high-efficient radiating multi-functional motor for large-scale immersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091118 |