CN201705554U - Blade installation regulation control system for wind driven generator - Google Patents
Blade installation regulation control system for wind driven generator Download PDFInfo
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- CN201705554U CN201705554U CN2010202332969U CN201020233296U CN201705554U CN 201705554 U CN201705554 U CN 201705554U CN 2010202332969 U CN2010202332969 U CN 2010202332969U CN 201020233296 U CN201020233296 U CN 201020233296U CN 201705554 U CN201705554 U CN 201705554U
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- 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
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Abstract
The utility model relates to a blade installation regulation control system for a wind driven generator, which consists of a power supply unit, a main control unit, a power driving unit and an operation unit, wherein the power supply unit supplies power to the main control unit and the power driving unit; the main control unit sends control signals to the power driving unit and a variable propeller unit according to an operation signal of the operation unit and receives a feedback control signal of the power driving unit and a motor contracting brake monitoring signal of the variable propeller unit; the power driving unit receives an operation control signal of the main control unit and a fault reset control signal of the operation unit, sends a motor power supply and contracting brake control signal to the variable propeller unit and simultaneously receives an encoder feedback signal of the variable propeller unit; and the operation unit sends an operation control unit to the main control unit and sends the fault reset control signal to the power driving unit. The utility model has the advantages that a control cabinet box body has light weight and small volume; and the blade installation regulation control system is suitable to work in a narrow space in a hub, improves installation efficiency of a bolt and positioning accuracy and guarantees that blades are rapidly and accurately subjected to field joint.
Description
Technical field
The utility model relates to a kind of vane propeller-changing control system, relates in particular to the blade of wind-driven generator of locating when a kind of blade is installed the adjustment control system is installed.
Background technique
Through the development of more than ten years, wind-driven generator has developed into the rank of megawatt, and the length of blade and weight are all very big.The blade that blower fan adopts just reaches 43.8 meters.The structure of the change oar drive system of this type is divided into 4 major parts, is respectively three pitch variable bearings on the hub shell; Become oar and drive tooth punching; Planet-gear speed reducer; Asynchronous actuating motor.This system drive structure drives speed reducer by asynchronous actuating motor successively, and speed reducer drives tooth punching and rotates, and tooth punching drives pitch variable bearings again and rotates, thereby makes blade rotation.
Blade is linked to each other with pitch variable bearings by high-strength bolt and is secured on the wheel hub.Fig. 1 is the pitch variable bearings structural drawing, and there are 72 holes the outer ring, is used for fixing bearing and wheel hub; 64 Kong Ze of inner ring are used for fixing blade.Because the space between blade and the wheel hub is narrow, therefore inconvenient operation in this space has designed three mounting holes, as shown in Figure 2 on the pitch variable bearings face of hub shell.Angular interval between the Kong Yukong center is 16.875 °, and as can be seen from Figure 1, and the angle that is used on the pitch variable bearings to connect between two fixed bolt holes of blade is 5.625 °.Per 2 mounting hole center angular interval just in time are 3 times of per 2 fixed bolt hole center angular interval.Therefore, three mounting holes on the wheel hub and the bolt of blade are one to one simultaneously, and the moving primary vane of revolution can be finished the fastening of 3 bolts.Because the installation of fan blade is carried out at wind field.No matter being at the floor mounted blade, blade still aloft is installed, before the blower fan debugging, all is to power for pitch-controlled system.Therefore, blower fan carries control system and can't drive the positioning control that actuating motor carries out the installation of blade bolt in this case.
The model utility content
Provide a kind of blade of wind-driven generator that the adjustment control system is installed in order to solve the problems of the technologies described above the utility model, purpose is to improve bolt installation efficiency and accurate positioning, time saving and energy saving, the adjustment during conveniently to blade installation guarantees that blade carries out field joint quickly and accurately.
The utility model blade of wind-driven generator is installed and is adjusted control system in order to achieve the above object, is made of following structure: power supply unit, main control unit and power drive unit are powered; Main control unit sends the operation control signal and sends the motor ventilating fan control signal to becoming the oar unit to power drive unit according to the operation signal of operating unit, and received power driver element feedback control signal and become the motor band-type brake monitor signal of oar unit; Power drive unit receives the fault reseting controling signal of the operation control signal of main control unit and operating unit and sends motor power power supply and band-type brake control signal to becoming the oar unit, receives the encoder feedback signal that becomes the oar unit simultaneously; Operating unit sends the fault reseting controling signal to main control unit transmit operation control signal and to power drive unit.
Described power supply unit comprises Alternating Current Power Supply unit and dc power supply unit; The Alternating Current Power Supply unit is to power drive unit output 400V Ac, to main control unit and dc power supply unit output 220V Ac; Dc power supply unit comprises 90V DC electrical source and 24V DC electrical source, and the 90V DC electrical source is to main control unit output 90V direct current band-type brake power supply, and the 24V DC electrical source goes out the 24V DC control supply to main control unit output 24V DC control supply to power drive unit.
Described operating unit comprises control cabinet panel operation unit and hand-held control operation unit; Hand-held control operation unit is connected with control cabinet by cable, and wherein the panel operation unit comprises power supply indicator, just changes tutorial light, reverse tutorial light, fault indicating lamp, battery main switch, emergency stop button, stop button and fault reset button; Hand-held control operation unit comprise rapid stop key, stop key, just change one way operation key, counter-rotating one way operation key, just change multipass operation key, counter-rotating multipass operation key, just changeing fine setting operation key and counter-rotating fine setting operation key.
Blade of wind-driven generator is installed and is adjusted control system, also comprises the power supply status monitoring cell, monitors by the power supply unit power supply and to power supply status; Monitor the state of main control unit the monitoring running state unit.
Described main control unit is PLC, and power drive unit is a frequency variator, becomes the oar unit and is actuating motor.
Blade of wind-driven generator is installed the controlling method of adjusting control system, comprise the steps: after blade and wheel hub butt joint, operating unit is to the main control unit operation signal, main control unit sends the operation control signal and sends the motor ventilating fan control signal to becoming the oar unit to power drive unit according to operation signal, and power drive unit sends the band-type brake control signal to becoming the oar unit.
The operation signal that described operating unit sends comprise emergent stop signal, stop signal, fault reset signal, just change one way run signal, counter-rotating one way run signal, just change multipass run signal, counter-rotating multipass run signal, just change fine setting run signal and counter-rotating fine setting run signal.
After described power drive unit is received the instruction of main control unit, can open by control change oar motor band-type brake, and provide electrical source of power to motor, power drive unit is controlled motor speed by the pulse signal that motor encoder feeds back to as closed-loop system, power drive unit is issued main control unit with the pulse signal that feeds back to, and main control unit is determined the pitch variable bearings rotational position of driven by motor according to the pulse signal that feeds back to.
Blade of wind-driven generator is installed the controlling method of adjusting control system, also comprises the status monitoring step, and the state and the running state of power supply are monitored, and main control unit sends just commentaries on classics, counter-rotating and the system failure signal of motor to Condition Monitoring Unit.
The utility model has the advantages of: control cabinet casing in light weight, volume is little, is applicable in the small space in wheel hub to work, improve bolt installation efficiency and accurate positioning, time saving and energy saving, the adjustment during conveniently to blade installation guarantees that blade carries out field joint quickly and accurately.
Description of drawings
Fig. 1 is the pitch variable bearings structural drawing.
Fig. 2 is wheel hub structure figure.
Fig. 3 is a control cabinet schematic representation of the present utility model.
Fig. 4 is a structured flowchart of the present utility model.
Among the figure: 1, control cabinet; 2, Alternating Current Power Supply unit; 3, dc power supply unit; 4, power drive unit; 5, main control unit; 6, become the oar unit; 7, operating unit; 8, power supply status monitoring cell; 9,90V DC electrical source; 10,24V DC electrical source; 11, monitoring running state unit; 12, power supply indicator; 13, just changeing tutorial light; 14, counter-rotating tutorial light; 15, fault indicating lamp; 16, battery main switch; 17, emergency stop button; 18, stop button; 19, fault reset button; 20, rapid stop key; 21, stop key; 22, just changeing one way operation key; 23, counter-rotating one way operation key; 24, just changeing multipass operation key; 25, counter-rotating multipass operation key; 26, just changeing fine setting operation key; 27, counter-rotating fine setting operation key.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The utility model blade of wind-driven generator is installed and is adjusted control system as shown in the figure, is made of following structure:
Power supply unit is powered to main control unit 5 and power drive unit 4; Main control unit 5, operation signal according to operating unit 7 sends the operation control signal and sends the motor ventilating fan control signal to becoming oar unit 6 to power drive unit 4, and received power driver element 4 feedback control signals and the motor band-type brake monitor signal that becomes oar unit 6; Power drive unit 4, receive the fault reseting controling signal of the operation control signal of main control unit 5 and operating unit 7 and send motor power power supplys, motor ventilating fan control signal and band-type brake control signal, receive the encoder feedback signal that becomes oar unit 6 simultaneously to becoming oar unit 6; Operating unit 7 sends the fault reseting controling signal to main control unit 5 transmit operation control signals and to power drive unit 4; Power supply status monitoring cell 8 is monitored by the power supply unit power supply and to power supply status; The state of the 11 pairs of main control units 5 in monitoring running state unit is monitored; Power supply unit comprises Alternating Current Power Supply unit 2 and dc power supply unit 3; Alternating Current Power Supply unit 2 is to power drive unit 4 output 400V Ac, to main control unit 5 and dc power supply unit 3 output 220V Ac; Dc power supply unit 3 comprises 90V DC electrical source 9 and 24V DC electrical source 10,90V DC electrical source 9 is to main control unit 5 output 90V direct current band-type brake power supplys, 24V DC electrical source 10 goes out the 24V DC control supply to main control unit 5 output 24V DC control supplies to power drive unit 4; Operating unit 7 comprises control cabinet 1 panel operation unit and hand-held control operation unit; Wherein the panel operation unit comprises power supply indicator 12, just changes tutorial light 13, counter-rotating tutorial light 14, fault indicating lamp 15, battery main switch 16, emergency stop button 17, stop button 18 and fault reset button 19; Hand-held control operation unit comprise rapid stop key 20, stop key 21, just change one way operation key 22, counter-rotating one way operation key 23, just change multipass operation key 24, counter-rotating multipass operation key 25, just changeing fine setting operation key 26 and counter-rotating fine setting operation key 27; Main control unit is PLC, and power drive unit is a frequency variator, becomes the oar unit and is motor.
Blade of wind-driven generator is installed the controlling method of adjusting control system, comprise the steps: after blade and wheel hub butt joint, operating unit is to the main control unit operation signal, main control unit sends the operation control signal and sends the motor ventilating fan control signal to becoming the oar unit to power drive unit according to operation signal, and power drive unit sends the band-type brake control signal to becoming the oar unit.
The operation signal that described operating unit sends comprise emergent stop signal, stop signal, fault reset signal, just change one way run signal, counter-rotating one way run signal, just change multipass run signal, counter-rotating multipass run signal, just change fine setting run signal and counter-rotating fine setting run signal.
After described power drive unit is received the instruction of main control unit, can open by control change oar motor band-type brake, and provide the motor power power supply to motor, power drive unit is controlled motor speed by the pulse signal that motor encoder feeds back to as closed-loop system, power drive unit is issued main control unit with the pulse signal that feeds back to, and main control unit is determined the pitch variable bearings rotational position of driven by motor according to the pulse signal that feeds back to.
Blade of wind-driven generator is installed the controlling method of adjusting control system, also comprises the status monitoring step, and the state and the running state of power supply are monitored, and main control unit sends just commentaries on classics, counter-rotating and the system failure signal of motor to Condition Monitoring Unit.
Claims (5)
1. blade of wind-driven generator is installed and is adjusted control system, it is characterized in that being made of following structure: power supply unit, main control unit and power drive unit are powered; Main control unit sends the operation control signal and sends the motor ventilating fan control signal to becoming the oar unit to power drive unit according to the operation signal of operating unit, and received power driver element feedback control signal and become the motor band-type brake monitor signal of oar unit; Power drive unit receives the fault reseting controling signal of the operation control signal of main control unit and operating unit and sends motor power power supply and band-type brake control signal to becoming the oar unit, receives the encoder feedback signal that becomes the oar unit simultaneously; Operating unit sends the fault reseting controling signal to main control unit transmit operation control signal and to power drive unit.
2. blade of wind-driven generator according to claim 1 is installed and is adjusted control system, it is characterized in that described power supply unit comprises Alternating Current Power Supply unit and dc power supply unit; The Alternating Current Power Supply unit is to power drive unit output 400V Ac, to main control unit and dc power supply unit output 220V Ac; Dc power supply unit comprises 90V DC electrical source and 24V DC electrical source, and the 90V DC electrical source is to main control unit output 90V direct current band-type brake power supply, and the 24V DC electrical source goes out the 24V DC control supply to main control unit output 24V DC control supply to power drive unit.
3. blade of wind-driven generator according to claim 1 is installed and is adjusted control system, it is characterized in that described operating unit comprises control cabinet panel operation unit and hand-held control operation unit; Wherein the panel operation unit comprises power supply indicator, just changes tutorial light, counter-rotating tutorial light, fault indicating lamp, battery main switch, emergency stop button, stop button and fault reset button; Hand-held control operation unit comprise rapid stop key, stop key, just change one way operation key, counter-rotating one way operation key, just change multipass operation key, counter-rotating multipass operation key, just changeing fine setting operation key and counter-rotating fine setting operation key.
4. blade of wind-driven generator according to claim 1 is installed and is adjusted control system, it is characterized in that also comprising the power supply status monitoring cell, monitors by the power supply unit power supply and to power supply status; Monitor the state of main control unit the monitoring running state unit.
5. blade of wind-driven generator according to claim 1 is installed and is adjusted control system, it is characterized in that described main control unit is PLC, and power drive unit is a frequency variator, becomes the oar unit and is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202332969U CN201705554U (en) | 2010-06-22 | 2010-06-22 | Blade installation regulation control system for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202332969U CN201705554U (en) | 2010-06-22 | 2010-06-22 | Blade installation regulation control system for wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705554U true CN201705554U (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202332969U Expired - Lifetime CN201705554U (en) | 2010-06-22 | 2010-06-22 | Blade installation regulation control system for wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201705554U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871425A (en) * | 2010-06-22 | 2010-10-27 | 沈阳瑞祥风能设备有限公司 | Control system and method for installing and adjusting blades of aerogenerator |
| CN102305176A (en) * | 2011-08-12 | 2012-01-04 | 三一电气有限责任公司 | Blade resetting control system and method for wind driven generator |
-
2010
- 2010-06-22 CN CN2010202332969U patent/CN201705554U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871425A (en) * | 2010-06-22 | 2010-10-27 | 沈阳瑞祥风能设备有限公司 | Control system and method for installing and adjusting blades of aerogenerator |
| CN102305176A (en) * | 2011-08-12 | 2012-01-04 | 三一电气有限责任公司 | Blade resetting control system and method for wind driven generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110112 Effective date of abandoning: 20120808 |