CN204517715U - Aerogenerator controller - Google Patents
Aerogenerator controller Download PDFInfo
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- CN204517715U CN204517715U CN201520206101.4U CN201520206101U CN204517715U CN 204517715 U CN204517715 U CN 204517715U CN 201520206101 U CN201520206101 U CN 201520206101U CN 204517715 U CN204517715 U CN 204517715U
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- exciter
- control device
- automatic magnetic
- slide rheostat
- alternating current
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Abstract
The utility model belongs to engine controller design field, is specifically related to aerogenerator controller, comprises AC exciter, and described excitation unit also comprises slide rheostat B, automatic magnetic exciting control device and power supply component; Described slide rheostat m end is connected to described armature, and n end is connected to the b end of described AC exciter excitation winding; Described automatic magnetic exciting control device s end is connected to a end of described AC exciter excitation winding, and t end is connected to the b that described slide rheostat is connected with excitation winding and holds; Described power supply component is electrically connected with described automatic magnetic exciting control device; This excitation unit; the size of adjustment exciting current is used for by the fine setting of the coarse adjustment of slide rheostat and regulating exciting device automatically; thus ensure engine health, reliably, stably work; there is degree of regulation high; the advantage of fast response time; slide rheostat also has the effect of current-limiting protection circuit simultaneously, has a good application prospect and market value.
Description
Technical field
The utility model belongs to engine controller design field, is specifically related to aerogenerator controller.
Background technology
Service aircraft power-supply system is made up of generator and controller substantially, and controller realizes the functions such as generator output voltage pressure regulation and protection.When the load, controller by regulator generator exciting current size maintain generator output voltage keep constant.But, be indirectly realized by the exciting current of control exciter to the control of whole alternating current generator exciting current and output voltage.Excitation system is the important component part of three-phase synchronous generator, and being responsible for generator provides and stablize adjustable exciting current; The quality of excitation unit performance directly affects the fail safe of generator and power system operation, reliability, stability and power supply quality and generating capacity.
In the prior art, be usually all resistance by changing in exciter excitation loop thus reach the object of regulator generator exciting current; Existing excitation unit, as shown in Figure 2, comprises DC exciter, and DC exciter and generator coaxle are installed, and DC exciter provides direct current for generator; DC exciter comprises armature 9 and is arranged at the epitrochanterian excitation winding 10 of DC exciter, and generator comprises stator and is arranged at the rotor windings on generator amature; The rotor windings of generator obtains direct current by being contained in the steering gear on generator amature from the armature 9 of DC exciter; The epitrochanterian excitation winding of DC exciter 10 and armature 9 form a closed energized circuit, the slide rheostat 11 that a resistance of connecting in energized circuit is adjustable, realize the adjustment to exciting current by the resistance of manual adjustment slide rheostat 11.But, adopt the slide rheostat 11 of this adjustable resistance to realize there is the slow shortcoming of low precision, response speed to the adjustment of exciting current.
For this situation; the utility model provides a kind of excitation unit that automatically can regulate exciting current; comprise AC exciter; alternating current generator, is used for regulating the size of exciting current by the fine setting of the coarse adjustment of slide rheostat and regulating exciting device automatically, thus guarantee engine health, reliably, stably works; there is degree of regulation high; the advantage of fast response time, slide rheostat also has the effect of current-limiting protection circuit simultaneously, has a good application prospect and market value.
Utility model content
The purpose of this utility model is to provide aerogenerator controller, overcomes the shortcoming that existing excitation regulation device degree of regulation is poor, response speed is slow.
For this reason, the utility model provides aerogenerator controller, comprise AC exciter, alternating current generator, described AC exciter and alternating current generator are coaxially installed, and described AC exciter comprises armature, excitation winding, rotating rectifier, wherein, described excitation unit also comprises slide rheostat B, automatic magnetic exciting control device and power supply component; Described slide rheostat m end is connected to described armature, and n end is connected to the b end of described excitation winding; Described automatic magnetic exciting control device s end is connected to a end of described excitation winding, and t end is connected to the b that described slide rheostat B is connected with described excitation winding and holds; Described power supply component is electrically connected with described automatic magnetic exciting control device.
Above-mentioned aerogenerator controller, described AC exciter is revolving-armature type synchronous generator, the armature of described AC exciter is provided with armature winding, and described armature winding exports three-phase alternating current, is the DC excitation power as alternating current generator after rotating rectifier rectification.
Above-mentioned aerogenerator controller, described power supply component is voltage transformer, described voltage transformer is installed on the outlet of described alternating current generator, and described voltage transformer is connected with described automatic magnetic exciting control device, and described voltage transformer is that described automatic magnetic exciting control device is powered.
Above-mentioned aerogenerator controller, described excitation unit also comprises current transformer, described current transformer is installed on the outlet of described alternating current generator, described current transformer is connected with described field regulator, and described current transformer can sense exciting current in real time and the electric current obtained is flowed to described automatic magnetic exciting control device.
Above-mentioned aerogenerator controller, described alternating current generator comprises stators and rotators, and described stator is coaxially connected with described armature, and the rotor of described alternating current generator and the rotor coaxial of described AC exciter are installed.
Above-mentioned aerogenerator controller, described automatic magnetic exciting control device comprises field regulator, measurement unit, comprehensive magnification unit and performance element, described measurement unit measures various information departure, and this errored message amount is flowed to field regulator, this errored message amount obtained is flowed to described comprehensive magnification unit by described field regulator, this errored message amount obtained is flowed to described performance element through comprehensive magnification by described comprehensive magnification unit, thus realizes the adjustment to exciting current.
The beneficial effects of the utility model: the aerogenerator controller that the utility model provides, comprise AC exciter, alternating current generator, described AC exciter comprises armature, excitation winding, rotating rectifier, wherein, described excitation unit also comprises slide rheostat B, automatic magnetic exciting control device and power supply component; Described slide rheostat m end is connected to described armature, and n end is connected to the b end of described AC exciter excitation winding; Described automatic magnetic exciting control device s end is connected to a end of described AC exciter excitation winding, and t end is connected to the b that described slide rheostat B is connected with excitation winding and holds; Described power supply component is electrically connected with described automatic magnetic exciting control device.This excitation unit, by slide rheostat B and automatic magnetic exciting control device with the use of, by carrying out the accurate adjustment that coarse adjustment and fine setting realize exciting current to exciting current.When circuit is in off-state, can the slide plate P of manual adjustments slide rheostat B, make slide rheostat B be in maximum, when avoiding closing of circuit, ensure the safety of whole circuit because of electric current excessive damage circuit element; When needs regulate exciting current, the size of exciting current is regulated by slide rheostat B and automatic regulating exciting device, coarse adjustment is carried out by slide rheostat, automatic regulating equipment is coordinated to finely tune, thus realize to exciting current quick, regulate accurately, ensure that generator stable works safely, there is degree of regulation high, the advantage that governing speed is fast, especially bring great convenience in aerogenerator group field can to generating set field simultaneously, have a good application prospect and market value.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the utility model aerogenerator controller.
Fig. 2 is existing a kind of excitation unit.
Fig. 3 is a kind of pie graph of automatic magnetic exciting control device.
Accompanying drawing 1 description of symbols: 1, the armature of AC exciter; 2, the excitation winding of AC exciter; 3, slide rheostat B; 4, automatic magnetic exciting control device; 5, voltage transformer; 6, current transformer; 7, AC exciter; 8, alternating current generator.
Accompanying drawing 2 description of symbols: 9, the armature of DC exciter; 10, the excitation winding of DC exciter; 11, slide rheostat A.
Accompanying drawing 3 description of symbols: 12, field regulator; 13, measurement unit; 14, comprehensive magnification unit; 15, performance element.
Embodiment
Reaching for setting forth the utility model further the technological means and effect that predetermined object takes, below in conjunction with drawings and Examples to embodiment of the present utility model, architectural feature and effect thereof, being described in detail as follows.
Embodiment 1:
In order to overcome the shortcoming that existing excitation regulation device degree of regulation is poor, response speed is slow, the utility model provides a kind of excitation unit of aerogenerator as shown in Figure 1, comprise AC exciter 7, alternating current generator 8, and described AC exciter 7 is coaxially installed with alternating current generator 8, described AC exciter 7 comprises armature 1, excitation winding 2, rectifier, wherein, the excitation unit of described aviation alternator also comprises slide rheostat 3, automatic magnetic exciting control device 4 and power supply component; The m end of described slide rheostat 3 is connected to the b end that described armature 1, n end is connected to described excitation winding 2; The s end of described automatic magnetic exciting control device 4 is connected to a end of described excitation winding 2, and t end is connected to the b that described slide rheostat 3 is connected with excitation winding 2 and holds; Described power supply component is electrically connected with described automatic magnetic exciting control device 4.
Wherein, described AC exciter 7 is revolving-armature type synchronous generator, the armature 1 of described AC exciter 7 is provided with armature winding, and described armature winding exports three-phase alternating current, is the DC excitation power as alternating current generator 8 after rotating rectifier rectification.
Wherein, described power supply component is voltage transformer 5, and described voltage transformer 5 is installed on the outlet of described alternating current generator 8, and described voltage transformer 5 is connected with described automatic magnetic exciting control device 4.
Wherein, described excitation unit also comprises current transformer 6, described current transformer 6 is installed on the outlet of described alternating current generator 8, described current transformer 6 is connected with described automatic magnetic exciting control device 4, and described current transformer 6 can sense exciting current in real time and the electric current obtained is flowed to described automatic magnetic exciting control device 4.
Wherein, described alternating current generator 8 comprises stators and rotators, and described stator is coaxially connected with described armature 1, and the rotor of described alternating current generator 8 and the rotor coaxial of described AC exciter 7 are installed.
Wherein, described automatic magnetic exciting control device 4 comprises field regulator 12, measurement unit 13, comprehensive magnification unit 14 and performance element 15, described measurement unit 13 measures various information departure, and this errored message amount is flowed to field regulator 12, this errored message amount obtained is flowed to described comprehensive magnification unit 14 by described field regulator 12, this errored message amount obtained is flowed to described performance element 15 through comprehensive magnification by described comprehensive magnification unit 14, thus realizes the adjustment to exciting current.
Embodiment 2:
On the basis of embodiment 1, the excitation unit of this aerogenerator, mainly through changing the exciting current of described AC exciter 7 to realize alternating current generator 8 output voltage stabilization, improves the fail safe of alternating current generator 8, the object of reliability, described automatic magnetic exciting control device 4 is also provided with voltage transformer 5 summation current transformer 6, described voltage transformer 5 is series at described automatic magnetic exciting control device 4 respectively with current transformer 6, when this circuit is in off-state, the resistance of described slide rheostat 3 is adjusted to maximum, then start this circuit of power supply to start working, can avoid because electric current in circuit is excessive like this and burn out partial circuit element, thus ensureing the safety of whole circuit, described current transformer 6 can in real time senses flow through the electric current of the alternating current of wire, and the first electric current obtained is flowed to described automatic magnetic exciting control device 4, described automatic magnetic exciting control device 4 calculates according to the first electric current received, thus obtain the exciting current that needs in energized circuit, and this exciting current is supplied to energized circuit, now can use slide rheostat 3, the slide plate P of slide rheostat is regulated to carry out coarse adjustment to exciting current, the adjustment module in described automatic magnetic exciting control device 4 is coordinated to finely tune exciting current again, thus the exciting current realized exporting carries out precisely, regulate rapidly.
Embodiment 3:
On the basis of embodiment 1, described AC exciter 7 makes alternating current generator 8 obtain exciting current after rotating rectifier rectification, described slide rheostat 3 has the effect of protective circuit element and coarse adjustment exciting current, when circuit normally works, described voltage transformer 5 can sense the voltage of the alternating current flowing through wire, and this voltage is flowed to described automatic magnetic exciting control device 4 by described voltage transformer 5, thus realize the power supply to automatic magnetic exciting control device 4; Described automatic magnetic exciting control device 4 realizes the adjustment to exciting current mainly through field regulator 12; Described automatic magnetic exciting control device 4 comprises field regulator 12, measurement unit 13, comprehensive magnification unit 14 and performance element 15; Described measurement unit 13 can experience various information departure; Described comprehensive magnification unit 14 major function is amplified and comprehensive various information; Described performance element 15 realizes phase shift and controlled triggering; Structure and the annexation of automatic magnetic exciting control device 4 all parts all adopt techniques well known, just do not do describing one by one here.
Selected field regulator 12 comprises display module, Voltage Regulator Module, permanent exciting current adjustment module, permanent reactive power adjustment module and constant power factor adjustment module, belongs to techniques well known, does not just do too much description here.Display module can demonstrate the voltage of alternating current and the concrete numerical value of electric current of generator output in real time, field regulator regulates the output of exciting current according to selected Voltage Regulator Module or permanent exciting current adjustment module or permanent reactive power adjustment module or constant power factor adjustment module, and then make generator be in stably, correspondingly running status.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (6)
1. aerogenerator controller, comprise AC exciter (7), alternating current generator (8), described AC exciter (7) and alternating current generator (8) are coaxially installed, described AC exciter (7) comprises armature (1), excitation winding (2), rotating rectifier, it is characterized in that: the excitation unit in described aerogenerator controller also comprises slide rheostat (3), automatic magnetic exciting control device (4) and power supply component; The m end of described slide rheostat (3) is connected to described armature (1), and n end is connected to the b end of described excitation winding (2); The s end of described automatic magnetic exciting control device (4) is connected to a end of described excitation winding (2), and t end is connected to the b that described slide rheostat (3) is connected with described excitation winding (2) and holds; Described power supply component is electrically connected with described automatic magnetic exciting control device (4).
2. aerogenerator controller according to claim 1, it is characterized in that: described AC exciter (7) is revolving-armature type synchronous generator, the armature (1) of described AC exciter (7) is provided with armature winding, described armature winding exports three-phase alternating current, as the DC excitation power of alternating current generator (8) after rotating rectifier rectification.
3. aerogenerator controller according to claim 1, it is characterized in that: described power supply component is voltage transformer (5), described voltage transformer (5) is installed on the outlet of described alternating current generator (8), and described voltage transformer (5) is connected with described automatic magnetic exciting control device (4).
4. aerogenerator controller according to claim 1, it is characterized in that: described excitation unit also comprises current transformer (6), described current transformer (6) is installed on the outlet of described alternating current generator (8), and described current transformer (6) is connected with described automatic magnetic exciting control device (4).
5. aerogenerator controller according to claim 1, it is characterized in that: described alternating current generator (8) comprises stators and rotators, described stator is coaxially connected with described armature (1), and the rotor of described alternating current generator (8) and the rotor coaxial of described AC exciter (7) are installed.
6. aerogenerator controller according to claim 1, it is characterized in that: described automatic magnetic exciting control device (4) comprises field regulator (12), measurement unit (13), comprehensive magnification unit (14) and performance element (15), described measurement unit (13) measures various information departure, and this errored message amount is flowed to field regulator (12), this errored message amount obtained is flowed to described comprehensive magnification unit (14) by described field regulator (12), this errored message amount obtained is flowed to described performance element (15) through comprehensive magnification by described comprehensive magnification unit (14), thus the adjustment realized exciting current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520206101.4U CN204517715U (en) | 2015-04-08 | 2015-04-08 | Aerogenerator controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520206101.4U CN204517715U (en) | 2015-04-08 | 2015-04-08 | Aerogenerator controller |
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| Publication Number | Publication Date |
|---|---|
| CN204517715U true CN204517715U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520206101.4U Active CN204517715U (en) | 2015-04-08 | 2015-04-08 | Aerogenerator controller |
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| CN (1) | CN204517715U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533290A (en) * | 2016-11-24 | 2017-03-22 | 华北电力科学研究院有限责任公司 | Stator current limiting method and apparatus for generator automatic voltage regulator |
| CN110034710A (en) * | 2019-05-24 | 2019-07-19 | 重庆交通职业学院 | Automobile self-regulation excitation electricity generation system |
-
2015
- 2015-04-08 CN CN201520206101.4U patent/CN204517715U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533290A (en) * | 2016-11-24 | 2017-03-22 | 华北电力科学研究院有限责任公司 | Stator current limiting method and apparatus for generator automatic voltage regulator |
| CN106533290B (en) * | 2016-11-24 | 2019-04-23 | 华北电力科学研究院有限责任公司 | A kind of the stator current method for limiting and device of automatic excitation adjustor of generator |
| CN110034710A (en) * | 2019-05-24 | 2019-07-19 | 重庆交通职业学院 | Automobile self-regulation excitation electricity generation system |
| CN110034710B (en) * | 2019-05-24 | 2023-08-22 | 重庆交通职业学院 | Self-adjusting excitation power generation system of automobile |
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