CN101951054A - Special motor in wind power field - Google Patents
Special motor in wind power field Download PDFInfo
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- CN101951054A CN101951054A CN 201010281397 CN201010281397A CN101951054A CN 101951054 A CN101951054 A CN 101951054A CN 201010281397 CN201010281397 CN 201010281397 CN 201010281397 A CN201010281397 A CN 201010281397A CN 101951054 A CN101951054 A CN 101951054A
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Abstract
The invention discloses a special motor in the wind power field, comprising a winding stator, a chute provided with the winding stator and insulated into two layers and a notch provided with the winding stator and insulated into three layers, wherein as for the bilayer chute, the outer layer is insulating paper which is made of a tri-layer composite material formed by adhering a pure longitudinal polyester non-woven cloth and a polyester film by resins and has the thickness of 0.21mm; and the inner layer is an electrically insulated thin film with the thickness of 0.15mm. As for the tri-layer notch, the outermost layer is insulating layer which is made of a tri-layer composite material formed by adhering a pure longitudinal polyester non-woven cloth and a polyester film by resins and has the thickness of 0.21mm; the interlayer is part of the insulated outer layer of the chute exposed out of the notch, is made of a tri-layer composite material formed by adhering a pure longitudinal polyester non-woven cloth and a polyester film by resins and has the thickness of 0.21mm; and the inner layer is an electrically insulated thin film with the thickness of 0.15mm, which is a part of the insulated inner layer of the chute exposed out of the notch. The special motor in the wind power field has greatly improved insulating strength, and completely satisfies the requirements of high reliability and long service life and the requirements of a special supply power on motors.
Description
Technical field
The present invention relates to a kind of at the wind-powered electricity generation field characteristics and high insulation resistance high-performance motor is specially joined in the wind-powered electricity generation field designed.
Background technology
The motor in existing wind-powered electricity generation field to have insulation of winding stator slot and notch insulation to adopt double-deck, ground floor by: pure non woven fabric of polyester longitudinally and polyester film are formed, the 3-layer composite material F level 0.21mm heavy insulation paper that glues and form with the F grade resins; The second layer is by F level 0.15mm thick electric insulation film.The problem that adopts such structure to exist is because wind-powered electricity generation field motor power supply adopts inverter power supply (the ideal sine wave power supply that non-generator produces), motor windings insulation breakdown, turn-to-turn short circuit occur through regular meeting, phenomenons such as bearing necrosis.
Summary of the invention
The objective of the invention is to propose the special gas-distributing motor in a kind of wind-powered electricity generation field, it can effectively solve the problems referred to above that prior art exists.
The present invention can be solved by the following technical programs:
The special gas-distributing motor in a kind of wind-powered electricity generation field, include the winding stator, it is described that the slot liner of winding stator is arranged is two-layer, its ectomesoderm is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, and internal layer is the thick electric insulation film of 0.15mm; The described notch insulation that the winding stator arranged is three layers, and it forms behind bottom land doubling second segment distance for first segment distance that the skin in the described layer slot insulator exposes notch again, and wherein first segment distance is greater than second segment distance; Outermost layer is that described slot liner is outer field to fold in described three layers, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, the intermediate layer is described slot liner skin and exposes slot-open-section, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, internal layer is that described slot liner internal layer exposes slot-open-section, is the thick electric insulation film of 0.15mm.
As preferred embodiment, first segment distance of the present invention is 15mm, and second segment distance is 9mm.
As preferred embodiment, on the end winding position that the winding stator arranged of the present invention moistureproof heating tape is installed.
Because adopt above technical scheme, the special gas-distributing motor dielectric strength in wind-powered electricity generation of the present invention field is greatly enhanced, satisfy the requirement of motor high reliability, long-life and particular power source fully to motor through checking.
Description of drawings
The invention will be further described with specific embodiment with reference to the accompanying drawings below:
Fig. 1 is the slot liner structural representation of the special gas-distributing motor in the present invention a kind of wind-powered electricity generation field.
Fig. 2 is the notch insulation system schematic diagram of the special gas-distributing motor in the present invention a kind of wind-powered electricity generation field.
Fig. 3 is folded to form schematic diagram for the notch insulation of special gas-distributing motor one embodiment in a kind of wind-powered electricity generation of the present invention field.
Fig. 4 is moistureproof mounting strap mounting structure schematic diagram in the special gas-distributing motor in a kind of wind-powered electricity generation of the present invention field.
Embodiment
The special gas-distributing motor in a kind of wind-powered electricity generation of the present invention field, include the winding stator, the slot liner that the winding stator is arranged is two-layer, its ectomesoderm 1 is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, and internal layer 2 is the thick electric insulation films of 0.15mm; It is three layers that the notch insulation of winding stator is arranged, and it forms behind bottom land doubling second segment distance for first segment distance that the skin in the layer slot insulator exposes notch again, and wherein first segment distance is greater than second segment distance; Outermost layer 3 is that slot liner is outer field to fold in three layers, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, intermediate layer 4 is for the slot liner skin and expose slot-open-section, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, internal layer 5 exposes slot-open-section for the slot liner internal layer, is the thick electric insulation film of 0.15mm.
In the present embodiment, first segment distance of the present invention is 15mm, and second segment distance is 9mm.
As shown in Figure 1, of the present invention have the making of winding stator to adopt the F class F insulation, slot liner adopts two-layer, insulation system be designed to ground floor by: pure non woven fabric of polyester longitudinally and polyester film are formed, sticking with the F grade resins and form 3-layer composite material F level 0.21mm heavy insulation paper, have favorable mechanical and electric property, puncture voltage is more than or equal to 9kV; The second layer is that puncture voltage is more than or equal to 3kV by F level 0.15mm thick electric insulation film;
As shown in Figure 2, notch insulation of the present invention is adopted three layers, insulating paper in the slot liner is exposed about notch 15mm, form (as shown in Figure 3) to bottom land doubling 9mm again, ground floor (slot liner ground floor to fold) by: pure non woven fabric of polyester longitudinally and polyester film are formed, sticking with the F grade resins and form 3-layer composite material F level 0.21mm heavy insulation paper has favorable mechanical and electric property, and puncture voltage is more than or equal to 9kV; The second layer (be the ground floor of slot liner and expose about notch 6mm) by: pure non woven fabric of polyester longitudinally and polyester film are formed, sticking with the F grade resins and form 3-layer composite material F level 0.21mm heavy insulation paper, have favorable mechanical and electric property, puncture voltage is more than or equal to 9kV; The 3rd layer (be the second layer of slot liner and expose about notch 6mm) be by: the thick electric insulation film of F level 0.15mm, puncture voltage is more than or equal to 3kV.More effective mechanical strength and the electric property that improves notch insulation (paper) after notch insulation of the present invention is adopted three layers.
Enamelled wire among present embodiment the present invention adopts extraordinary anti-corona frequency conversion varnished wire, the anti-corona frequency conversion varnished wire of anti-corona that polyesterimide wire enamel (superpower polymer) is made, this enamelled wire not only has excellent corona-resistance property, and through not making paint film micro-cracks occur to have prevented that enamelled wire from destroying too early because of slightly extending behind the machining processes such as winding the line, roll off the production line.
Detection mode of the present invention and paint-dipping process
1., will design and produce the white embryo of finishing according to insulation system of the present invention and have the winding stator to carry out the high pressure resistance test of 3000V, confirm no punch-through;
2., will have the winding stator to carry out the turn-to-turn resistance test of 3400V according to 1. detecting qualified white embryo, confirm no breakdown between adjacent turns phenomenon;
3., will have the winding stator to carry out F class F insulation dipping lacquer three times according to 2. detecting qualified white embryo, the dipping lacquer flow process is:
A, carry out the vacuum paint dipping first time, drip-dry;
B, carry out not having the second time the common dipping lacquer of vacuum, drip-dry;
C, carry out vacuum paint dipping, drip-dry for the third time;
The winding stator that has that will soak lacquer after vacuum finishes for the third time carries out drying;
4., the normal temperature after drying finished has the winding stator to repeat according to 1., 2. detection method detects again, it is qualified to confirm.
That adopts that the method produces qualifiedly has the winding stator pack to pack into behind the motor, makes the dielectric strength of motor be greatly enhanced, and satisfies the requirement to motor of motor high reliability, long-life and particular power source fully through checking.
Owing to the abominable motor of environment reason such as dewfall or high humidity, low temperature through moisture, cause the decreasing insulating of motor easily, cause electric fault etc., so installation moistureproof heating tape 6 (as shown in Figure 4) on the end winding position of winding stator is being arranged, before using, motor utilize the moistureproof heating tape of installing that motor is carried out heating dehumidifying, so that motor is in good working order.Use binding strap that moistureproof heating tape is tied up at overhang during installation, H200 frame number and following motor adopt a heating tape, colligation goes out axle head (drive end) motor, motor more than the H200 frame number colligation respectively has the rear and front end portion of winding stator coil at motor, with motor after the colligation winding stator dipping lacquer is together arranged.
Motor of the present invention can be joined brake (brake); Electrical installation can according to reality change flexibly as: B3 (horizontal), B5 (flange) B14 (little flange); This motor can be used in the wind-powered electricity generation field yaw system, become slurry system, cooling system, hydraulic system or the like, and other requires high reliability, the occasion of high stability.
But above-mentioned embodiment is exemplary, is to be the restriction that this patent is comprised scope in order better to make those skilled in the art can understand this patent, can not to be interpreted as; So long as according to spirit that this patent discloses done anyly be equal to change or modify, all fall into the scope that this patent comprises.
Claims (3)
1. special gas-distributing motor in wind-powered electricity generation field, include the winding stator, it is characterized in that: described the slot liner of winding stator is arranged is two-layer, its ectomesoderm is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, and internal layer is the thick electric insulation film of 0.15mm; The described notch insulation that the winding stator arranged is three layers, and it forms behind bottom land doubling second segment distance for first segment distance that the skin in the described layer slot insulator exposes notch again, and wherein first segment distance is greater than second segment distance; Outermost layer is that described slot liner is outer field to fold in described three layers, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, the intermediate layer is described slot liner skin and exposes slot-open-section, it is by form sticking with resin of pure non woven fabric of polyester longitudinally and polyester film and the thick insulating paper of 3-layer composite material 0.21mm that forms, internal layer is that described slot liner internal layer exposes slot-open-section, is the thick electric insulation film of 0.15mm.
2. the special gas-distributing motor in wind-powered electricity generation according to claim 1 field is characterized in that: described first segment distance is 15mm, and second segment distance is 9mm.
3. the special gas-distributing motor in wind-powered electricity generation according to claim 1 and 2 field is characterized in that: on the described end winding position that the winding stator arranged moistureproof heating tape is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102813978A CN101951054B (en) | 2010-09-14 | 2010-09-14 | Special motor in wind power field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102813978A CN101951054B (en) | 2010-09-14 | 2010-09-14 | Special motor in wind power field |
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| Publication Number | Publication Date |
|---|---|
| CN101951054A true CN101951054A (en) | 2011-01-19 |
| CN101951054B CN101951054B (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102813978A Active CN101951054B (en) | 2010-09-14 | 2010-09-14 | Special motor in wind power field |
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| CN (1) | CN101951054B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624162A (en) * | 2012-04-18 | 2012-08-01 | 上海电气集团上海电机厂有限公司 | Manufacturing method for stator of brushless excitation motor |
| CN103818067A (en) * | 2014-03-18 | 2014-05-28 | 温岭市第二绝缘材料厂 | Insulation paper applicable to motor and production process of insulation paper |
| CN104813567A (en) * | 2012-11-14 | 2015-07-29 | 丰田自动车株式会社 | Slot insulating paper |
| CN106300754A (en) * | 2015-06-29 | 2017-01-04 | 罗伯特·博世有限公司 | Insulation section bar and motor |
| CN110086281A (en) * | 2019-06-13 | 2019-08-02 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of stator with slot insulation structure, motor and air conditioner |
| CN110957870A (en) * | 2019-12-19 | 2020-04-03 | 东莞市益铁金属制品有限公司 | Inner stator iron core notch powder-spraying-free process and device |
| CN111033953A (en) * | 2017-08-22 | 2020-04-17 | 大金工业株式会社 | Stator, motor provided with the stator, compressor provided with the motor, and air conditioner provided with the compressor |
| CN113824281A (en) * | 2021-10-29 | 2021-12-21 | 漳州市振辉电机制造有限公司 | Stator insulation treatment process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1489262A (en) * | 2003-08-13 | 2004-04-14 | 锦州新万得铁芯有限公司 | Method for manufacturing wound stator core of generator for automobile and winding machine and reshaping machine |
| CN2686190Y (en) * | 2004-01-14 | 2005-03-16 | 东方电机股份有限公司 | Motor stator winding in-slot conductive slot liner fixing device |
| CN101789654A (en) * | 2010-02-26 | 2010-07-28 | 株洲敏锐轨道电气有限责任公司 | Insulating method and device of oil pump motor stator of electric locomotive transformer powered up by frequency converter |
-
2010
- 2010-09-14 CN CN2010102813978A patent/CN101951054B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1489262A (en) * | 2003-08-13 | 2004-04-14 | 锦州新万得铁芯有限公司 | Method for manufacturing wound stator core of generator for automobile and winding machine and reshaping machine |
| CN2686190Y (en) * | 2004-01-14 | 2005-03-16 | 东方电机股份有限公司 | Motor stator winding in-slot conductive slot liner fixing device |
| CN101789654A (en) * | 2010-02-26 | 2010-07-28 | 株洲敏锐轨道电气有限责任公司 | Insulating method and device of oil pump motor stator of electric locomotive transformer powered up by frequency converter |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624162A (en) * | 2012-04-18 | 2012-08-01 | 上海电气集团上海电机厂有限公司 | Manufacturing method for stator of brushless excitation motor |
| CN104813567A (en) * | 2012-11-14 | 2015-07-29 | 丰田自动车株式会社 | Slot insulating paper |
| CN104813567B (en) * | 2012-11-14 | 2017-05-10 | 丰田自动车株式会社 | Slot insulating paper |
| CN103818067A (en) * | 2014-03-18 | 2014-05-28 | 温岭市第二绝缘材料厂 | Insulation paper applicable to motor and production process of insulation paper |
| CN103818067B (en) * | 2014-03-18 | 2017-03-01 | 温岭市第二绝缘材料厂 | A kind of motor insulating paper and its production technology |
| CN106300754A (en) * | 2015-06-29 | 2017-01-04 | 罗伯特·博世有限公司 | Insulation section bar and motor |
| CN106300754B (en) * | 2015-06-29 | 2020-08-11 | 罗伯特·博世有限公司 | Insulating section bar and motor |
| CN111033953A (en) * | 2017-08-22 | 2020-04-17 | 大金工业株式会社 | Stator, motor provided with the stator, compressor provided with the motor, and air conditioner provided with the compressor |
| CN110086281A (en) * | 2019-06-13 | 2019-08-02 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of stator with slot insulation structure, motor and air conditioner |
| CN110957870A (en) * | 2019-12-19 | 2020-04-03 | 东莞市益铁金属制品有限公司 | Inner stator iron core notch powder-spraying-free process and device |
| CN113824281A (en) * | 2021-10-29 | 2021-12-21 | 漳州市振辉电机制造有限公司 | Stator insulation treatment process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101951054B (en) | 2012-01-11 |
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