CN110365148A - A kind of double winding permanent magnet generator - Google Patents
A kind of double winding permanent magnet generator Download PDFInfo
- Publication number
- CN110365148A CN110365148A CN201910726915.3A CN201910726915A CN110365148A CN 110365148 A CN110365148 A CN 110365148A CN 201910726915 A CN201910726915 A CN 201910726915A CN 110365148 A CN110365148 A CN 110365148A
- Authority
- CN
- China
- Prior art keywords
- clamping seat
- permanent magnet
- winding
- insulation clamping
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004804 winding Methods 0.000 title claims abstract description 67
- 238000009413 insulation Methods 0.000 claims abstract description 35
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
- H02K3/16—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots for auxiliary purposes, e.g. damping or commutating
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a kind of double winding permanent magnet generators, including casing and the rotor assembly being rotatably dispose in the middle part of internal side of shell, cooling mechanism is provided on rear side of the casing, stator core is fixedly installed on the inner sidewall of the casing, main winding and auxiliary winding are connected with by insulation clamping seat in the stator slot opened up on the inside of the stator core, and insulating paper is provided between main winding and the end of auxiliary winding, one end of the insulating paper and the side adhesion of insulation clamping seat.The permanent magnet generator increases an auxiliary winding, promotes the stability of the output voltage of permanent magnet generator and adjusts sensitivity, it is big and unstable effectively to solve the problems, such as that PM generator output voltage fluctuates.
Description
Technical field
The invention belongs to gen-set technical fields, and in particular to a kind of double winding permanent magnet generator.
Background technique
Permanent magnet generator and excitation generator are broadly divided into the generator used at present, the exploitation of permanent magnet generator and are made
With initial stage is in, electromagnetism is calculated and magnetic Circuit Design is all immature.Permanent magnet is both magnetic source and magnetic circuit in generator
Component part.The magnetic property of permanent magnet is not only related with the manufacturing process of factory, also with the shape and size of permanent magnet, magnetize
The capacity of machine is related with magnetization method, and the discreteness of specific performance data is very big.And permanent magnet can be provided in motor
Magnetic flux and magnetomotive force also change with the material property of magnetic circuit rest part, size and motor operating state.
The magnetic structure of permanent magnet generator is varied, the large percentage that leakage magnetic circuit is sufficiently complex and leakage magnetic flux accounts for, iron
Magnetic material part is easier to be saturated again, and magnetic conductance is nonlinear.Each of which increases the complexity that permanent magnet generator electromagnetism calculates
Property, keep the accuracy of calculated result lower, the precision of voltage regulation and sensitivity are poor, and output voltage is not easy to adjust so needing specific aim
Design solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of double winding permanent magnet generators to come into operation, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of double winding permanent magnet generator, including casing with
And be rotatably dispose in the rotor assembly in the middle part of internal side of shell, be provided with cooling mechanism on rear side of the casing, the casing it is interior
Be fixedly installed with stator core on side wall, be connected in the stator slot opened up on the inside of the stator core by insulation clamping seat lead around
Group and auxiliary winding, and insulating paper is provided between main winding and the end of auxiliary winding, one end of the insulating paper and insulation
The side adhesion of deck.
Preferably, the stator slot runs through the T-slot being opened on stator core inner sidewall, and main winding and auxiliary winding
Middle part cooperate stator slot to be fixedly connected with stator core by insulation clamping seat.
Preferably, the insulation clamping seat is the T shape seat that upper and lower sides offer card slot, and the insulation clamping seat passes through upper and lower sides
Card slot respectively with the middle part of main winding and auxiliary winding be clamped, and insulation clamping seat be electro-insulating rubber material.
Preferably, the length of the insulation clamping seat is slightly larger than the length of stator slot, and the both ends of insulation clamping seat are respectively with two
Block annular insulating paper adhesion.
Preferably, the cooling mechanism is made of fan, heat dissipating housing and heat release hole, and the fan is fixedly installed in rotor
In the shaft of component, the rear end of the heat dissipating housing welding and casing, and several heat release holes are offered on the side wall of heat dissipating housing.
Technical effect and advantage of the invention: the double winding permanent magnet generator, by insulation clamping seat cooperation add one it is auxiliary
Help winding, main winding is the part of power output, and the adjusting that auxiliary winding is exclusively used in output voltage uses, because auxiliary winding not by
The influence of controller and load, only it is related with the revolving speed of generator, therefore output voltage stabilization and waveform quality it is good, for exporting
The control signal of voltage be it is extraordinary, be conducive to the precision of voltage regulation and sensitivity of control system, it is ensured that complete machine output voltage
Stability is conducive to the steady operation of load.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of internal structure of casing；
Fig. 3 is the connection schematic diagram of stator core and main winding and auxiliary winding；
Fig. 4 is the side view that main winding is connected with auxiliary winding.
In figure: 1, casing；2, rotor assembly；3, cooling mechanism；4, stator core；5, stator slot；6, insulation clamping seat；7, main
Winding；8, auxiliary winding；9, insulating paper；10, card slot；31, fan；32, heat dissipating housing；33, heat release hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of double winding permanent magnet generator as shown in Figs 1-4, including casing 1 and it is rotatably dispose in
The rotor assembly 2 of 1 middle inside of casing, the rear side of the casing 1 are provided with cooling mechanism 3, consolidate on the inner sidewall of the casing 1
Dingan County is equipped with stator core 4, passes through insulation clamping seat 6 in the stator slot 5 opened up on the inside of the stator core 4 and is connected with main winding 7
With auxiliary winding 8, and insulating paper 9 is provided between main winding 7 and the end of auxiliary winding 8, one end of the insulating paper 9 and absolutely
The side adhesion of edge deck 6 is first clamped with main winding 7 and auxiliary winding 8 by the two sides up and down of insulation clamping seat 6, then by exhausted
The clamping of the stator slot 5 of edge deck 6 and stator core 4, realization main winding 7 and auxiliary winding 8 are fixedly connected with stator core 4,
Using stator double winding design structure, main auxiliary two windings, main winding 7 is the part of power output, and auxiliary winding 8 is dedicated
It is used in the adjusting of output voltage, it is only related with the revolving speed of generator because of the uncontrolled device of auxiliary winding 8 and the influence of load,
Therefore output voltage stabilization and waveform quality it is good, the control signal for output voltage be it is extraordinary, be conducive to control system
The precision of voltage regulation and sensitivity, it is ensured that the stability of complete machine output voltage, be conducive to load steady operation.
The stator slot 5 runs through the T-slot that is opened on 4 inner sidewall of stator core, and main winding 7 and auxiliary winding 8
Middle part passes through insulation clamping seat 6 and stator slot 5 is cooperated to be fixedly connected with stator core 4, ensure that main winding 7 and auxiliary winding 8
Middle part bar shaped winding can by insulation clamping seat 6 can be stable be fixed to stator slot 5 inside.
The insulation clamping seat 6 is the T shape seat that upper and lower sides offer card slot 10, and the insulation clamping seat 6 passes through upper and lower sides
Card slot 10 is clamped with the middle part of main winding 7 and auxiliary winding 8 respectively, and insulation clamping seat 6 is electro-insulating rubber material, guarantees edge insulator
The insulating properties of seat 6, insulation clamping seat 6 carry out isolated insulation while connecting two windings, to the middle part of two windings.
The length of the insulation clamping seat 6 be slightly larger than stator slot 5 length, and the both ends of insulation clamping seat 6 respectively with two pieces of rings
9 adhesion of shape insulating paper carries out insulation behaviour to the end of main winding 7 and auxiliary winding 8 by the insulating paper 9 of 6 end of insulation clamping seat
Make to match and closes the realization of insulation clamping seat 6 to completely insulated between two windings.
The cooling mechanism 3 is made of fan 31, heat dissipating housing 32 and heat release hole 33, and the fan 31, which is fixedly installed in, to be turned
In the shaft of sub-component 2, the rear end of heat dissipating housing 32 welding and casing 1, and several are offered on the side wall of heat dissipating housing 32
Heat release hole 33.Fan 31 is driven to rotate while rotor drives shaft rotation, so that the heat inside casing 1 be made to pass through heat dissipation
Heat release hole 33 on cover 32 outwardly scatters and disappears, and realizes heat dissipation effect.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of double winding permanent magnet generator, including casing (1) and it is rotatably dispose in the rotor assembly of casing (1) middle inside
(2), it is characterised in that: be provided with cooling mechanism (3) on rear side of the casing (1), fixed peace on the inner sidewall of the casing (1)
Equipped with stator core (4), in the stator slot (5) that is opened up on the inside of the stator core (4) by insulation clamping seat (6) be connected with it is main around
Group (7) and auxiliary winding (8), and insulating paper (9), the insulation are provided between main winding (7) and the end of auxiliary winding (8)
The side adhesion of one end and insulation clamping seat (6) of paper (9).
2. a kind of double winding permanent magnet generator according to claim 1, it is characterised in that: the stator slot (5), which is run through, opens
T-slot on stator core (4) inner sidewall, and the middle part of main winding (7) and auxiliary winding (8) passes through insulation clamping seat
(6) cooperation stator slot (5) is fixedly connected with stator core (4).
3. a kind of double winding permanent magnet generator according to claim 2, it is characterised in that: the insulation clamping seat (6) is upper
Downside offers the T shape seat of card slot (10), the insulation clamping seat (6) by the card slots (10) of upper and lower sides respectively with main winding
(7) it is clamped with the middle part of auxiliary winding (8), and insulation clamping seat (6) is electro-insulating rubber material.
4. a kind of double winding permanent magnet generator according to claim 3, it is characterised in that: the length of the insulation clamping seat (6)
Degree is slightly larger than the length of stator slot (5), and the both ends of insulation clamping seat (6) respectively with two pieces of annular insulating paper (9) adhesions.
5. a kind of double winding permanent magnet generator according to any one of claims 1-4, it is characterised in that: the heat dissipation machine
Structure (3) is made of fan (31), heat dissipating housing (32) and heat release hole (33), and the fan (31) is fixedly installed in rotor assembly
(2) in shaft, the rear end of heat dissipating housing (32) welding and casing (1), and offered on the side wall of heat dissipating housing (32) several
A heat release hole (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726915.3A CN110365148A (en) | 2019-08-07 | 2019-08-07 | A kind of double winding permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726915.3A CN110365148A (en) | 2019-08-07 | 2019-08-07 | A kind of double winding permanent magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110365148A true CN110365148A (en) | 2019-10-22 |
Family
ID=68223333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910726915.3A Pending CN110365148A (en) | 2019-08-07 | 2019-08-07 | A kind of double winding permanent magnet generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110365148A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022170533A1 (en) * | 2021-02-09 | 2022-08-18 | 王晓光 | Disc-type ironless permanent magnet synchronous generator powered by auxiliary power supply |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06153433A (en) * | 1992-11-04 | 1994-05-31 | Sanyo Electric Co Ltd | Stator for rotary electric machine |
| JPH07236242A (en) * | 1994-02-22 | 1995-09-05 | Toshiba Corp | Coil insulating unit for electric rotating machine |
| KR20040033732A (en) * | 2002-10-15 | 2004-04-28 | 엘지전자 주식회사 | Insulating paper for motor and insert method of this |
| CN203840165U (en) * | 2014-05-14 | 2014-09-17 | 上海马拉松·革新电气有限公司 | Marine generator excitation device |
| CN210041482U (en) * | 2019-08-07 | 2020-02-07 | 安徽德科电气科技有限公司 | Double-winding permanent magnet generator |
-
2019
- 2019-08-07 CN CN201910726915.3A patent/CN110365148A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06153433A (en) * | 1992-11-04 | 1994-05-31 | Sanyo Electric Co Ltd | Stator for rotary electric machine |
| JPH07236242A (en) * | 1994-02-22 | 1995-09-05 | Toshiba Corp | Coil insulating unit for electric rotating machine |
| KR20040033732A (en) * | 2002-10-15 | 2004-04-28 | 엘지전자 주식회사 | Insulating paper for motor and insert method of this |
| CN203840165U (en) * | 2014-05-14 | 2014-09-17 | 上海马拉松·革新电气有限公司 | Marine generator excitation device |
| CN210041482U (en) * | 2019-08-07 | 2020-02-07 | 安徽德科电气科技有限公司 | Double-winding permanent magnet generator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022170533A1 (en) * | 2021-02-09 | 2022-08-18 | 王晓光 | Disc-type ironless permanent magnet synchronous generator powered by auxiliary power supply |
| US11824412B2 (en) | 2021-02-09 | 2023-11-21 | Xiaoguang Wang | Disc-type ironless permanent magnet synchronous generator powered by auxiliary power supply |
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