CN202488313U - Harmonic brushless alternating current power generator - Google Patents
Harmonic brushless alternating current power generator Download PDFInfo
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- CN202488313U CN202488313U CN2012201063447U CN201220106344U CN202488313U CN 202488313 U CN202488313 U CN 202488313U CN 2012201063447 U CN2012201063447 U CN 2012201063447U CN 201220106344 U CN201220106344 U CN 201220106344U CN 202488313 U CN202488313 U CN 202488313U
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Abstract
The utility model discloses a harmonic brushless alternating current power generator. The harmonic brushless alternating current power generator comprises a main power generator and an alternating current exciter, wherein the main power generator comprises a main stator and a main rotor, a main stator winding and a harmonic winding are arranged on the main stator, a main rotor winding is arranged on the main rotor, the harmonic winding is electrically connected with an automatic voltage regulator, and the output end of the main stator winding is connected to the detection end of the automatic voltage regulator; and the alternating current exciter comprises an exciter stator and an exciter rotor, an exciter stator winding is arranged on the exciter stator, the harmonic winding is electrically connected to the exciter stator winding, an exciter rotor winding is arranged on the exciter rotor, the exciter rotor winding is electrically connected to the input end of a rotating rectifier, and the output end of the rotating rectifier is electrically connected to the main rotor winding. The harmonic brushless alternating current power generator disclosed by the utility model can keep output voltage stable and has strong on-load starting capability.
Description
Technical field
The utility model relates to technical field of generators, specifically, relates to a kind of harmonic brushless alternating current generator.
Background technology
Along with continually developing and the increase of the tonnage of ship both at home and abroad of domestic border district, require generator starting load ability increasingly high.As start oil field motor, stone pulverizer with the motor that motor and the air compressor machine of shipping work startup both at home and abroad, refrigerator and dredger start, all be that bringing onto load starts.And present domestic brushless AC generator can only be worked under rated speed, and the No Load Start motor can't the bringing onto load actuating motor.If the bringing onto load actuating motor will burn out generator, motor and various electrical equipment, lead to grave consequences.
The utility model content
The utility model technical problem to be solved is: provide a kind of bringing onto load to start the strong harmonic brushless alternating current generator of ability.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
The harmonic brushless alternating current generator comprises:
Main generator; Said main generator comprises main stator and main rotor; Said main stator is provided with main stator winding harmonic winding; Said main rotor is provided with the main rotor winding, and said harmonic wave winding electric is connected with automatic voltage regulator, and the output of said main stator winding is electrically connected to the test side of said automatic voltage regulator;
AC exciter; Said AC exciter comprises exciter stator and exciter rotor; Said exciter stator is provided with the exciter stator winding, and said harmonic wave winding electric is connected to said exciter stator winding, and said exciter rotor is provided with the exciter rotor winding; Said exciter rotor winding electric is connected to the input of rotating rectifier, and the output of said rotating rectifier is electrically connected to said main rotor winding.
Preferably, also be provided with first-harmonic winding with said harmonic wave windings in series on the said main stator.
Preferably, the output of said main stator winding also is provided with joint operating device.
After having adopted technique scheme, the beneficial effect of the utility model is:
Because main stator is provided with humorous wave winding; Said harmonic wave winding electric is connected with automatic voltage regulator; The output of said main stator winding is electrically connected to the test side of automatic voltage regulator; Said AC exciter comprises exciter stator and exciter rotor, and said exciter stator is provided with the exciter stator winding, and said harmonic wave winding electric is connected to said exciter stator winding; Said exciter rotor is provided with the exciter rotor winding, and said exciter rotor winding electric is connected to the input of said rotating rectifier.Like this, utilize triple-frequency harmonics magnetic field intrinsic in the power generator air gap magnetic field, after generator is driven; The voltage that humorous wave winding induces the 150HZ harmonic wave in the winding; Deliver to the exciter stator winding through automatic voltage regulator, exciter stator produces magnetic field, and the exciter rotor winding is responded in magnetic field and sent alternating current; Rectification is the main rotor winding that direct current directly feeds into main generator through rotating rectifier, and the bringing onto load that has improved generator greatly starts ability.Detect the variation of the output voltage of main stator winding through automatic voltage regulator; Thereby follow adjustment and be transported to the voltage on the exciter stator; Make the output voltage of main stator winding can keep constant, thereby protect normal electricity consumption facility, can not burn the electrical equipment facility because of under-voltage or overvoltage.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further:
Fig. 1 is the structural representation of the utility model harmonic brushless alternating current generator;
Fig. 2 is the principle schematic of the utility model harmonic brushless alternating current generator;
Among the figure: 1, main stator; 2, main stator winding; 3, main rotor; 4, main rotor winding; 5, exciter stator; 6, exciter stator winding; 7, exciter rotor; 8, exciter rotor winding; 9, rotating rectifier; 10, automatic voltage regulator; 11, joint operating device; 12, disk resistance; 13, humorous wave winding.
Embodiment
See figures.1.and.2; The harmonic brushless alternating current generator of the utility model comprises main generator, and main generator comprises main stator 1 and main rotor 3; Main stator 1 is provided with main stator winding 2 harmonic windings 13; Humorous wave winding 13 is electrically connected with automatic voltage regulator 10, and the output of main stator winding 2 is electrically connected to the test side of automatic voltage regulator 10, and main rotor 3 is provided with main rotor winding 4; AC exciter; AC exciter comprises exciter stator 5 and exciter rotor 7; Exciter stator 5 is provided with exciter stator winding 6, and humorous wave winding 13 is electrically connected to exciter stator winding 6, and exciter rotor 7 is provided with exciter rotor winding 8; Exciter rotor winding 8 is electrically connected to the input of rotating rectifier 9, and the output of rotating rectifier 9 is electrically connected to main rotor winding 4.Like this, utilize triple-frequency harmonics magnetic field intrinsic in the power generator air gap magnetic field, after generator is driven; The voltage that humorous wave winding 13 induces the 150HZ harmonic wave in the winding; Deliver to exciter stator winding 6 through automatic voltage regulator 10, exciter stator 5 generation magnetic fields, exciter rotor winding 8 is responded in magnetic field and is sent alternating current; 9 rectifications are the main rotor winding 4 that direct current directly feeds into main generator through rotating rectifier, and the bringing onto load that has improved generator greatly starts ability.Detect the variation of the output voltage of main stator winding 2 through automatic voltage regulator 10; Thereby follow the voltage that adjustment is transported to exciter stator winding 6; Make the output voltage of main stator winding 2 can keep constant; Thereby protect normal electricity consumption facility, can not burn the electrical equipment facility because of under-voltage or overvoltage.Certainly; Also available manual mode realizes the adjustment of the voltage of exciter stator winding 6; When adopting the manual mode adjustment; Main rotor winding 4 is in series with disk resistance 12, and disk resistance 12 is variable resistance, and the output voltage of regulating main stator winding 2 through the resistance of regulating disk resistance 12 makes its maintenance constant.
Also be provided with the first-harmonic winding (not shown) of connecting with humorous wave winding 13 on the main stator 1, main stator winding 2 is 2/3 pitch coilings with exciter stator winding 6; Can eliminate the magnetic field heating problem that the triple-frequency harmonics of voltage brings effectively.
The output of main stator winding 2 also is provided with joint operating device 11; Like this, when using a harmonic brushless alternating current generator to satisfy bearing power, can through joint operating device more than 11 harmonic brushless alternating current generator parallel connections be used easily, improve out-put supply power.
The operation principle of the utility model harmonic brushless alternating current generator: utilize triple-frequency harmonics magnetic field intrinsic in the power generator air gap magnetic field; After the harmonic brushless alternating current generator is driven; The voltage that humorous wave winding 13 induces the 150HZ harmonic wave in the winding is delivered to exciter stator winding 6, exciter stator 5 generation magnetic fields through after the adjustment of automatic voltage regulator 10; Exciter rotor winding 8 is responded in magnetic field and is sent alternating current; 9 rectifications are the main rotor winding 4 that directly feeds into main generator behind the direct current through rotating rectifier, thereby have strengthened the magnetic field of the main rotor 3 of main generator, and the voltage of main stator winding 2 is improved.This builds the pressure process and constantly circulates, and makes this brushless AC generator set up rated voltage in a short period of time.Automatic voltage regulator 10 is through the variation of the output voltage of detection main stator winding 2; Follow and adjust the voltage that is transported to exciter stator winding 6; Make the output voltage of main stator winding 2 can keep constant, thereby protect normal electricity consumption facility, can not burn the electrical equipment facility because of under-voltage or overvoltage.
The above is giving an example of the utility model preferred forms, and the part of wherein not addressing in detail is those of ordinary skills' common practise.The protection range of the utility model is as the criterion with the content of claim, and any teachings and equivalent transformation of carrying out based on the utility model is also within the protection range of the utility model.
Claims (3)
1. the harmonic brushless alternating current generator is characterized in that, comprising:
Main generator; Said main generator comprises main stator and main rotor; Said main stator is provided with main stator winding harmonic winding; Said main rotor is provided with the main rotor winding, and said harmonic wave winding electric is connected with automatic voltage regulator, and the output of said main stator winding is electrically connected to the test side of said automatic voltage regulator;
AC exciter; Said AC exciter comprises exciter stator and exciter rotor; Said exciter stator is provided with the exciter stator winding, and said harmonic wave winding electric is connected to said exciter stator winding, and said exciter rotor is provided with the exciter rotor winding; Said exciter rotor winding electric is connected to the input of rotating rectifier, and the output of said rotating rectifier is electrically connected to said main rotor winding.
2. harmonic brushless alternating current generator as claimed in claim 1 is characterized in that, also is provided with the first-harmonic winding with said harmonic wave windings in series on the said main stator.
3. according to claim 1 or claim 2 harmonic brushless alternating current generator is characterized in that the output of said main stator winding also is provided with joint operating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201063447U CN202488313U (en) | 2012-03-20 | 2012-03-20 | Harmonic brushless alternating current power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201063447U CN202488313U (en) | 2012-03-20 | 2012-03-20 | Harmonic brushless alternating current power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202488313U true CN202488313U (en) | 2012-10-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201063447U Expired - Fee Related CN202488313U (en) | 2012-03-20 | 2012-03-20 | Harmonic brushless alternating current power generator |
Country Status (1)
| Country | Link |
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| CN (1) | CN202488313U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9882518B2 (en) | 2014-07-08 | 2018-01-30 | Generac Power Systems, Inc. | Auxiliary winding for a generator |
| CN108183643A (en) * | 2017-12-29 | 2018-06-19 | 上海沪工焊接集团股份有限公司 | A kind of composite excitation system and method for Electricity generating welder |
| CN113922576A (en) * | 2021-09-29 | 2022-01-11 | 康富科技有限公司 | Shaft generator capable of controlling voltage according to frequency |
-
2012
- 2012-03-20 CN CN2012201063447U patent/CN202488313U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9882518B2 (en) | 2014-07-08 | 2018-01-30 | Generac Power Systems, Inc. | Auxiliary winding for a generator |
| CN108183643A (en) * | 2017-12-29 | 2018-06-19 | 上海沪工焊接集团股份有限公司 | A kind of composite excitation system and method for Electricity generating welder |
| CN113922576A (en) * | 2021-09-29 | 2022-01-11 | 康富科技有限公司 | Shaft generator capable of controlling voltage according to frequency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20180320 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |