CN104300758B - H250 sex-pole harmonic excitation generator - Google Patents
H250 sex-pole harmonic excitation generator Download PDFInfo
- Publication number
- CN104300758B CN104300758B CN201410492909.3A CN201410492909A CN104300758B CN 104300758 B CN104300758 B CN 104300758B CN 201410492909 A CN201410492909 A CN 201410492909A CN 104300758 B CN104300758 B CN 104300758B
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- Prior art keywords
- rotor
- rear end
- bearing
- fixed
- core
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/42—Asynchronous induction generators
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- 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
- H02K1/165—Shape, form or location of the slots
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- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
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- 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
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- 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
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
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- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
Abstract
The invention discloses an H250 sex-pole harmonic excitation generator. The H250 sex-pole harmonic excitation generator is structurally characterized in that the rear end of a front end cover and the front end of a machine base are connected and fixed through bolts, a stator iron core is pressed into the machine base, a shaft sleeve, a front bearing, a cast aluminum fan, a rotor iron core, a rear bearing and an exciter rotor are respectively installed on a spindle, an exciter stator iron core is fixed in a rear end cover, and the rear end cover and the rear end of the machine base are connected and fixed through bolts. The front bearing and the rear bearing serve as two supporting points of the generator. A connecting spring piece is installed on the shaft sleeve, the rear end of a connecting ring and the front end of the front end cover are connected and fixed through bolts, and the front end of the connecting ring is connected with an oil engine. The H250 sex-pole harmonic excitation generator has the advantages that the generator is good in steady-state performance, low in rotation speed, small in vibration, reasonable in structure, small in occupied space and light in weight, is of a double-support structure and meanwhile is provided with the connecting spring piece, and connecting modes for the generator and a diesel engine are more varied.
Description
Technical field
The present invention relates to a kind of power-supply device, and in particular to a kind of H250 sextupole harmonic excited generators.
Background technology
Show according to electromechanics trade report of electromechanics trade Market Research：Now market of ship gradually gets warm again after a cold spell, and ocean and ocean are required for
Update, so superannuated ship will carry out energy-efficient transformation, this is beneficial to the development of diesel generating set industry significantly, especially to height
The development of effect six types of severe debility disease electromotor is extraordinary chance.
Now ship is built energetically, and due to what ship was used low speed oil machine mostly is, therefore supporting electromotor is multipole electricity
Machine, especially six types of severe debility disease electromotor is more.Marine low-speed diesel-driven generator market demand is huge, and the competition in market also increasingly swashs
It is strong.According to it is currently understood that market situation, user needs cost performance high, the product of highly versatile.That is low price, high-performance, energy
Meet different frequencies, power, voltage requirements.According to statistics, H250 six types of severe debility diseases electromotor existing market demand is probably every year 1000
Platform, it is contemplated that be up to general 3000 or so in 2017.Mainly there are marathon, Stamford etc., state in H250 six types of severe debility diseases electromotor foreign countries
Inside mainly there are blue electricity, Ying Ge etc..Seldom, market competition environment is preferably, empty with very big development for the enterprise for participating in market competition
Between.
The content of the invention
It is an object of the invention to provide a kind of public H250 sextupole harmonic excited generators, the H250 six types of severe debility diseases harmonic exitation
Motor steady-state behaviour is good, and rotating speed is low, vibrate it is little, it is rational in infrastructure take up room it is little, lightweight；Can be marine air conditioning, illumination etc.
Electrical equipment provides required power supply.
The present invention is achieved like this, a kind of H250 sextupole harmonic excited generators, mainly including drive end bearing bracket, front axle
Hold, support, third harmonic excitation winding, stator core, rotor core, casing combine group, exciter stator iron core, rear end cap,
Afterwards bearing, exciter rotor, main shaft, cast aluminium fan, coupling ring, axle sleeve, be coupled shell fragment；It is characterized in that：
The rear end of the drive end bearing bracket and the front end connection blending bolt of support are fixed, and stator core is pressed into the housing, stator
Third harmonic excitation winding is furnished with iron core；
The axle sleeve, fore bearing, cast aluminium fan, rotor core, rear bearing, exciter rotor are attached separately on main shaft, and
Synchronously rotate with spindle；
The exciter stator iron core is fixed in rear end cap, and the rear end connection blending bolt of rear end cap and support is fixed；
The endoporus of drive end bearing bracket is mounted on fore bearing, and the endoporus of rear end cap is mounted on rear bearing；
The fore bearing and rear bearing are 2 strong points of electromotor；Be coupled shell fragment be mounted on axle sleeve, the rear end of coupling ring and
The front end connection blending bolt of drive end bearing bracket is fixed；The front end of coupling ring and oil machine connect, and user may be selected with connection shell fragment or axle
Set and oil machine connection, so as to drive electromotor；
The casing combines the top for being assembled in support.
Further, the stator core adopts skewed slot, is inside furnished with third harmonic excitation winding.
Further, the rotor core is formed by the six types of severe debility disease salient pole integral rotor-piece pressure that changes, the direct coiling of rotor coil
In rotor core, and fixed with aluminum bracer, rotor coil inner side adopts novel high-strength insulating supporting, rotor coil ends to adopt
With 2 8mm air channels.
Further, the sextupole harmonic excited generator is dual-support structure, while be equipped with it is coupled shell fragment, and diesel engine
Bind mode it is more various；The electromotor can produce 400V, 50Hz, power factor in rotating speed 1000r/min for 0.8（It is stagnant
Afterwards）Three-phase alternating-current supply；It can automatically adjust output voltage, make burning voltage regulation≤± 1% of output voltage, can carry
For the sine wave of non-loaded line voltage-form distortion rate≤3%, the sextupole harmonic excited generator power section is 40 ~ 80kW.
It is an advantage of the current invention that：（1）The Generator Stable performance is good, and rotating speed is low, and vibration is little, rational in infrastructure to take up room
It is little, lightweight；（2）Using technologies such as automatic voltage regulation technology, overall automatic voltage regulation technology, H class B insulation technologies, can be with
Stablizing in running voltage is reached, rotor coil inner side adopts novel high-strength insulating supporting, end turn to adopt 2
8mm air channels, improve radiating effect；（3）The sextupole harmonic excited generator is dual-support structure, while equipped with connection shell fragment,
It is more various with the bind mode of diesel engine；（4）This kind of electromotor can be widely applied ship, and the development in ocean is that ship is empty
The electrical equipments such as tune, illumination provide required power supply.
Description of the drawings
Fig. 1 is general structure general assembly schematic diagram of the present invention.
Fig. 2 is the rotor winding structure schematic diagram of the present invention.
（a）For the front view of rotor winding structure；（b）For the left view of rotor winding structure.
In figure:1st, drive end bearing bracket 2, fore bearing 3, support 4, triple-frequency harmonics winding 5, stator core 6, rotor core
7th, casing combines group 8, exciter stator iron core 9, rear end cap 10, rear bearing 11, exciter rotor 12, main shaft 13, cast aluminium
Fan 14, coupling ring 15, axle sleeve 16, connection shell fragment 17, rotor punching 18, rotor coil 19, aluminum bracer 20, insulation
Support 21, air channel.
Specific embodiment
As shown in figure 1, the invention discloses a kind of H250 sextupole harmonic excited generators, electromotor is by drive end bearing bracket 1, front axle
Hold 2, support 3, third harmonic excitation winding 4, stator core 5, rotor core 6, casing combine group 7, exciter stator iron core 8,
Rear end cap 9, rear bearing 10, exciter rotor 11, main shaft 12, cast aluminium fan 13, coupling ring 14, axle sleeve 15,16 groups of shell fragment of connection
Into；The rear end of the drive end bearing bracket 1 and the front end connection blending bolt of support 3 are fixed, in the press-in support 3 of stator core 5, stator ferrum
Third harmonic excitation winding 4 is furnished with the heart 5；The axle sleeve 15, fore bearing 2, cast aluminium fan 13, rotor core 6, rear bearing 10,
Exciter rotor 11 is attached separately on main shaft 12, and with the synchronous rotary of main shaft 12；The exciter stator iron core 8 is fixed on rear end
In lid 9, the rear end connection blending bolt of rear end cap 9 and support 3 is fixed；The endoporus of the drive end bearing bracket 1 is mounted on fore bearing 2, after
The endoporus of end cap 9 is mounted on rear bearing 10；Fore bearing 2 and rear bearing 10 are 2 strong points of electromotor；The connection shell fragment 16 is filled
On axle sleeve 15, the rear end of coupling ring 14 and the front end connection blending bolt of drive end bearing bracket 1 are fixed；The front end of coupling ring 14 and oil machine
Connection, user may be selected with shell fragment 16 or axle sleeve 15 and oil machine connection is coupled, so as to drive electromotor；The casing combines group 7
It is mounted in the top of support 3.
Generator amature part of the present invention is implemented as shown in Fig. 2 rotor core 6 is rushed by six types of severe debility disease salient pole integral rotor
Repeatedly pressure is formed piece 17；Rotor coil 18 is directly wound in rotor core 6, and is fixed with aluminum bracer 19；The inner side of rotor coil 18
Using novel high-strength insulating supporting 20, the end of rotor coil 18 adopts 2 8mm air channels 21.
Example is TH-HW4-50-6P-G3.34 marine generators, is three-phase brushless synchronous generator, rotor core entirety
The pole structure of salient pole punching 6, rated power 50kW, rotor coil inner side adopts novel high-strength insulating supporting, end turn to adopt
2 8mm air channels, cast aluminium fan improves radiating effect；The sextupole harmonic excited generator is dual-support structure, while being equipped with
It is coupled shell fragment, and the bind mode of diesel engine is more various；Number of stator slots be 72 grooves, stator core be embedded with stator main winding,
Triple-frequency harmonics winding, rotor windings are centralized winding.
Claims (4)
1. a kind of H250 sextupole harmonic excited generators, mainly including drive end bearing bracket, fore bearing, support, third harmonic excitation winding,
Stator core, rotor core, casing combine group, exciter stator iron core, rear end cap, rear bearing, exciter rotor, main shaft, casting
Aluminum fan, coupling ring, axle sleeve, connection shell fragment；It is characterized in that：The rear end of the drive end bearing bracket and the front end of support connect and use spiral shell
Bolt is fixed, and stator core is pressed into the housing；The axle sleeve, fore bearing, cast aluminium fan, rotor core, rear bearing, exciter rotor
It is attached separately on main shaft, and synchronously rotates with spindle；The exciter stator iron core is fixed in rear end cap, rear end cap and support
Rear end connection blending bolt fix；The endoporus of drive end bearing bracket is mounted on fore bearing, and the endoporus of rear end cap is mounted on rear bearing；It is described
Fore bearing and rear bearing are 2 strong points of electromotor；It is coupled shell fragment to be mounted on axle sleeve, the rear end of coupling ring and the front end of drive end bearing bracket
Connection blending bolt is fixed；The front end of coupling ring and oil machine connect, and user may be selected to be connected with connection shell fragment or axle sleeve and oil machine,
And then driving electromotor；The casing combines the top for being assembled in support.
2. a kind of H250 sextupole harmonic excited generators according to claim 1, it is characterised in that：The stator core is adopted
With skewed slot, third harmonic excitation winding is inside furnished with.
3. a kind of H250 sextupole harmonic excited generators according to claim 1, it is characterised in that：The rotor core by
The six types of severe debility disease salient pole integral rotor-piece pressure that changes is formed, and rotor coil is directly wound in rotor core, and is fixed with aluminum bracer, rotor
Coil inner side adopts novel high-strength insulating supporting, rotor coil ends to adopt 2 8mm air channels.
4. a kind of H250 sextupole harmonic excited generators according to claim 1, it is characterised in that：The electromotor is double
Support structure, the electromotor is more various equipped with connection shell fragment, and the bind mode of diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492909.3A CN104300758B (en) | 2014-09-24 | 2014-09-24 | H250 sex-pole harmonic excitation generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410492909.3A CN104300758B (en) | 2014-09-24 | 2014-09-24 | H250 sex-pole harmonic excitation generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104300758A CN104300758A (en) | 2015-01-21 |
| CN104300758B true CN104300758B (en) | 2017-05-10 |
Family
ID=52320381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410492909.3A Active CN104300758B (en) | 2014-09-24 | 2014-09-24 | H250 sex-pole harmonic excitation generator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104300758B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281467A (en) * | 2015-09-25 | 2016-01-27 | 南昌康富科技股份有限公司 | Generator capable of long-term grid-connected operation |
| CN105449964A (en) * | 2015-12-18 | 2016-03-30 | 南昌康富科技股份有限公司 | Variable-speed constant-voltage generator |
| CN106253537A (en) * | 2016-08-22 | 2016-12-21 | 南昌康富科技股份有限公司 | A kind of permanent magnet excitation mobile generator |
| CN106849402B (en) * | 2017-02-24 | 2022-12-06 | 康富科技有限公司 | Six-pole high-voltage generator |
| CN107040063A (en) * | 2017-04-21 | 2017-08-11 | 康富科技股份有限公司 | A kind of generator main rotor structure |
| CN110266167A (en) * | 2019-07-22 | 2019-09-20 | 康富科技股份有限公司 | A kind of H400 sextupole generator |
| CN113193697A (en) * | 2021-04-22 | 2021-07-30 | 康富科技有限公司 | Novel connection mode's miniwatt list supports generator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101345453A (en) * | 2008-05-06 | 2009-01-14 | 南京航空航天大学 | Mixed field excitation brushless synchronous motor with coordination structure |
| CN201374595Y (en) * | 2009-03-19 | 2009-12-30 | 浙江中源电气有限公司 | Gearless low-speed large-torque permanent magnet motor |
| CN103595212A (en) * | 2013-10-17 | 2014-02-19 | 泰豪科技股份有限公司 | Mixed magnetic power frequency power generator |
| CN204089542U (en) * | 2014-09-24 | 2015-01-07 | 南昌康富电机技术有限公司 | A kind of H250 sextupole harmonic excited generator |
-
2014
- 2014-09-24 CN CN201410492909.3A patent/CN104300758B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101345453A (en) * | 2008-05-06 | 2009-01-14 | 南京航空航天大学 | Mixed field excitation brushless synchronous motor with coordination structure |
| CN201374595Y (en) * | 2009-03-19 | 2009-12-30 | 浙江中源电气有限公司 | Gearless low-speed large-torque permanent magnet motor |
| CN103595212A (en) * | 2013-10-17 | 2014-02-19 | 泰豪科技股份有限公司 | Mixed magnetic power frequency power generator |
| CN204089542U (en) * | 2014-09-24 | 2015-01-07 | 南昌康富电机技术有限公司 | A kind of H250 sextupole harmonic excited generator |
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| Publication number | Publication date |
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| CN104300758A (en) | 2015-01-21 |
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Address after: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Applicant after: KUNGFU SCI-TECH CO.,LTD. Address before: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Applicant before: NANCHANG KUNGFU SCI-TECH CO.,LTD. Address after: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Applicant after: NANCHANG KUNGFU SCI-TECH CO.,LTD. Address before: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Applicant before: Nanchang Kangfu Motor Technology Co.,Ltd. |
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Address after: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee after: Kangfu Technology Co.,Ltd. Address before: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee before: KUNGFU SCI-TECH CO.,LTD. |