CN201763525U - Permanent magnet direct current brushless pitch control device - Google Patents
Permanent magnet direct current brushless pitch control device Download PDFInfo
- Publication number
- CN201763525U CN201763525U CN2010202446476U CN201020244647U CN201763525U CN 201763525 U CN201763525 U CN 201763525U CN 2010202446476 U CN2010202446476 U CN 2010202446476U CN 201020244647 U CN201020244647 U CN 201020244647U CN 201763525 U CN201763525 U CN 201763525U
- Authority
- CN
- China
- Prior art keywords
- control cabinet
- motor
- power supply
- standby power
- permanent
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The utility model relates to a permanent magnet direct current brushless pitch control device, comprising a main power supply, a main control cabinet, an axial control cabinet, a redundancy encoder, a standby power supply and a motor, wherein the main power supply is connected with the main control cabinet which is respectively connected with the axial control cabinet and the redundancy encode through a bus; and the axial control cabinet is respectively connected with the standby power supply and the motor. Compared with the prior art, the permanent magnet direct current brushless pitch control device has the advantages of being more suitable for a wind power pitch control system and having wide temperature change range of operation environment, high vibration grade, strong coastal smog corrosion, narrow hub space and the like.
Description
Technical field
The utility model relates to a kind of electric variable pitch control system, especially relates to a kind of permanent-magnet DC brushless and becomes the oar control gear.
Background technique
The wind power generation electric variable-pitch control system mainly acts on exactly by changing the facing the wind size of angle of fan blade and carries out power adjustments.
Existing electric variable propeller system all is two kinds of DC brush excitation electromotor system and AC induction motor systems mostly.DC brush excitation electromotor system start-up torque is big, speed governing is convenient, control is simple, speed of response is fast but need carry out periodic maintenance, excitation division to motor brush and divide that heating seriously need be installed fan additional, operational efficiency is low and cost is higher; The AC induction motor system motor firm in structure durable, cheap but its to the having relatively high expectations of driver, detent torque is little, the low cruise heating more also needs to install fan additional and dynamic response is slower.
At present domestic also have indivedual manufacturers to begin to manufacture experimently the pitch-controlled system that adopts permagnetic synchronous motor, but it belongs to the high-precision servo control system, has increased system cost, and the height of pitch-controlled system running environment vibrations performance, and its ride quality is also unstable.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of wind power pitch-controlled system operating ambient temperature excursion that is more suitable for big for the defective that overcomes above-mentioned prior art existence, the vibration class height, coastal smog corrosion permanent-magnet DC brushless strong and that the wheel hub space is narrow and small becomes the oar control gear.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of permanent-magnet DC brushless becomes the oar control gear, it is characterized in that, comprise primary power supply, master control cabinet, axle control cabinet, REDUNDANCY ENCODER, standby power supply, motor, described primary power supply is connected with the master control cabinet, described master control cabinet is connected with axle control cabinet, REDUNDANCY ENCODER respectively by bus, and described axle control cabinet is connected with standby power supply, motor respectively.
Described master control cabinet comprises PLC, peripheral control circuit, and described PLC is connected with the first peripheral control circuit.
Described axle control cabinet is provided with 3, is respectively first control cabinet, second control cabinet, the 3rd control cabinet; Described standby power supply is provided with 3, is respectively first standby power supply, second standby power supply, the 3rd standby power supply; Described motor is provided with 3, is respectively first motor, second motor, the 3rd motor; Described first control cabinet is connected with first standby power supply, first motor respectively, and described second control cabinet is connected with second standby power supply, second motor respectively, and described the 3rd control cabinet is connected with the 3rd standby power supply, the 3rd motor respectively.
Described REDUNDANCY ENCODER is provided with 3, is respectively first REDUNDANCY ENCODER, second REDUNDANCY ENCODER, triple redundance encoder.
Described bus is CAN bus or PROFIBUS Field bus.
Described first control cabinet, second control cabinet, the 3rd control cabinet include driver, the second peripheral control circuit.
Described first motor, second motor, the 3rd motor are non-brush permanent-magnet DC motor.
Compared with prior art, the utlity model has and adopt the permanent-magnet DC brushless actuating motor, it is fast to have speed of response, compact structure, efficient height, specific power is big, the low speed torque ride quality is good, non-sympathetic motor, major advantage such as heat dispersion is superior, be equipped with some special electrical design again, the summary system also has the following advantages:
(1) motor need not be equipped with the heating tape, need not be equipped with the fan heat radiation, and the adaptive temperature wide ranges does not have brush non-maintaining.
(2) adopt modular design, aim at exclusive drive controlling of each design and management unit,, reduced system failure point, improve the reliability of system by reducing the use of unnecessary protection device in the cabinet.
(3) adopt the grade ELMO of army of AC/DC universal servo,, both can drive AC motor, also can drive direct current generator by simple configuration.
(4) three blade drive and controls under the system failure, can independently be finished the task of putting away the oars, and have strengthened the Security of blower fan system.
(5) adopt reserve battery to design in groups, strengthen the convenience that standby power supply is safeguarded, adopted brand-new standby power supply administrative skill, guaranteed its reliability of operation under rugged environment for a long time, prolonged the life-span of battery, and simultaneously can the on-line real time monitoring power supply status.
(6) adopt the wide temperature range type design, special applied environment demand has all been considered in the design of all parts, and cabinet has adopted fan cooling system and electric heater simultaneously, can be applicable to-40-50 degree ambient temperature range condition in, strengthened reliability of system operation.
(7) cabinet symmetric design, the convenient installation has economical boundary dimension and weight, and axle control cabinet is interchangeable.
It is big to make that this pitch-controlled system is more suitable for wind power pitch-controlled system operating ambient temperature excursion, vibration class height, characteristics such as the strong and wheel hub space of coastal smog corrosion is narrow and small.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As shown in Figure 1, a kind of permanent-magnet DC brushless becomes the oar control gear, comprise primary power supply 2, master control cabinet 1, axle control cabinet, REDUNDANCY ENCODER, standby power supply, motor, described primary power supply 2 is connected with master control cabinet 1, described master control cabinet 1 is connected with axle control cabinet, REDUNDANCY ENCODER respectively by bus 15, and described axle control cabinet is connected with standby power supply, motor respectively.Described axle control cabinet is provided with 3, is respectively first control cabinet 3, second control cabinet 4, the 3rd control cabinet 5; Described standby power supply is provided with 3, is respectively first standby power supply 6, second standby power supply 7, the 3rd standby power supply 8; Described motor is provided with 3, is respectively first motor 9, second motor 10, the 3rd motor 11; Described first control cabinet 3 is connected with first standby power supply 6, first motor 9 respectively, and described second control cabinet 4 is connected with second standby power supply 7, second motor 10 respectively, and described the 3rd control cabinet 5 is connected with the 3rd standby power supply 8, the 3rd motor 11 respectively.Described REDUNDANCY ENCODER is provided with 3, is respectively first REDUNDANCY ENCODER 12, second REDUNDANCY ENCODER 13, triple redundance encoder 14.
Described first control cabinet 3, second control cabinet 4, the 3rd control cabinet 5 include driver, the second peripheral control circuit.Described first motor 9, second motor 10, the 3rd motor 11 are non-brush permanent-magnet DC motor.
Adopt non-brush permanent-magnet DC motor as actuator, adopt the AC/DC universal servo driver, be equipped with upper-position unit PLC and form a distributing multi-axis control system as driving element.
Because motor stator is that permanent magnet so heating are very little, does not need fan, has reduced volume, the length that has shortened motor is more suitable for the wheel hub small space and installs.The carbon brush that does not have common DC motor does not need brush to safeguard, strengthened reliability, and detent torque is big, low cruise is functional.Feedback means adopts the multi-turn absolute value encoder, improved the control accuracy of system, driver not only can directly be controlled motor and also can please promptly put away the oars descending by dc bus access DC electrical source in the principal point power down, and the dual design of putting away the oars has increased the reliability of the control of putting away the oars greatly.
Claims (7)
1. a permanent-magnet DC brushless becomes the oar control gear, it is characterized in that, comprise primary power supply, master control cabinet, axle control cabinet, REDUNDANCY ENCODER, standby power supply, motor, described primary power supply is connected with the master control cabinet, described master control cabinet is connected with axle control cabinet, REDUNDANCY ENCODER respectively by bus, and described axle control cabinet is connected with standby power supply, motor respectively.
2. a kind of permanent-magnet DC brushless according to claim 1 becomes the oar control gear, it is characterized in that described master control cabinet comprises PLC, peripheral control circuit, and described PLC is connected with the first peripheral control circuit.
3. a kind of permanent-magnet DC brushless according to claim 1 becomes the oar control gear, it is characterized in that, described axle control cabinet is provided with 3, is respectively first control cabinet, second control cabinet, the 3rd control cabinet; Described standby power supply is provided with 3, is respectively first standby power supply, second standby power supply, the 3rd standby power supply; Described motor is provided with 3, is respectively first motor, second motor, the 3rd motor; Described first control cabinet is connected with first standby power supply, first motor respectively, and described second control cabinet is connected with second standby power supply, second motor respectively, and described the 3rd control cabinet is connected with the 3rd standby power supply, the 3rd motor respectively.
4. a kind of permanent-magnet DC brushless according to claim 1 becomes the oar control gear, it is characterized in that described REDUNDANCY ENCODER is provided with 3, is respectively first REDUNDANCY ENCODER, second REDUNDANCY ENCODER, triple redundance encoder.
5. a kind of permanent-magnet DC brushless according to claim 1 becomes the oar control gear, it is characterized in that described bus is the CAN bus.
6. a kind of permanent-magnet DC brushless according to claim 3 becomes the oar control gear, it is characterized in that, described first control cabinet, second control cabinet, the 3rd control cabinet include driver, the second peripheral control circuit.
7. a kind of permanent-magnet DC brushless according to claim 3 becomes the oar control gear, it is characterized in that described first motor, second motor, the 3rd motor are non-brush permanent-magnet DC motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202446476U CN201763525U (en) | 2010-06-29 | 2010-06-29 | Permanent magnet direct current brushless pitch control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202446476U CN201763525U (en) | 2010-06-29 | 2010-06-29 | Permanent magnet direct current brushless pitch control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201763525U true CN201763525U (en) | 2011-03-16 |
Family
ID=43716132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202446476U Expired - Fee Related CN201763525U (en) | 2010-06-29 | 2010-06-29 | Permanent magnet direct current brushless pitch control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201763525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312773A (en) * | 2010-06-29 | 2012-01-11 | 上海派恩科技有限公司 | Permanent magnetic direct-current brushless variable-pitch control system |
| CN106704098A (en) * | 2015-08-05 | 2017-05-24 | 成都阜特科技股份有限公司 | Fan pitch control system based on universal servo driver |
-
2010
- 2010-06-29 CN CN2010202446476U patent/CN201763525U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312773A (en) * | 2010-06-29 | 2012-01-11 | 上海派恩科技有限公司 | Permanent magnetic direct-current brushless variable-pitch control system |
| CN106704098A (en) * | 2015-08-05 | 2017-05-24 | 成都阜特科技股份有限公司 | Fan pitch control system based on universal servo driver |
| CN106704098B (en) * | 2015-08-05 | 2019-09-27 | 成都阜特科技股份有限公司 | A kind of blower variable blade control system based on general-purpose servo driver |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2873132C (en) | System and method for controlling a wind turbine system | |
| CN201507394U (en) | Variable pitch control device for wind generating set | |
| CN101951074B (en) | Shaft driven variable-speed constant-voltage brushless generator | |
| CN102005889A (en) | Electrically driven equipment with control function of brushless direct current motor | |
| CN202142938U (en) | Large-scale direct driving dial switch magnetic resistance wind driven generator and system thereof | |
| US10371122B2 (en) | System and method for improving speed control of a pitch drive system of a wind turbine | |
| CN105703582A (en) | Integrated type electric motor | |
| CN201763525U (en) | Permanent magnet direct current brushless pitch control device | |
| CN202756175U (en) | Yaw control system of wind generating set | |
| CN102312773A (en) | Permanent magnetic direct-current brushless variable-pitch control system | |
| CN102352815B (en) | Wind generating set | |
| CN110081005A (en) | A kind of large axial flow fan of shaftless adjusting rotor blade and synchrolock leaf | |
| CN105099117A (en) | Micro brushless direct-current motor with built-in controller | |
| CN102322401B (en) | Novel direct drive type permanent magnet wind generating set | |
| CN201887605U (en) | Electric drive equipment for BLDCM with control function | |
| CN202250614U (en) | Novel direct-drive permanent magnet type wind-driven power generator unit | |
| CN104795930A (en) | High-efficiency platform combination motor | |
| CN205370848U (en) | Wind -powered electricity generation becomes servo drive of oar system | |
| CN204696486U (en) | Collapsible power distribution cabinet | |
| CN104242562A (en) | Combined type switch reluctance motor power system | |
| CN103452748B (en) | Suspension type vertical axis wind turbine | |
| CN203594558U (en) | Super-capacitor electric variable pitch system | |
| CN201781398U (en) | Brushless motor | |
| CN201916118U (en) | Wind generating set and pitch-change control device thereof | |
| CN107863914B (en) | Asynchronous motor rotor time constant self-adjusting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20130629 |