CN108194287A - A kind of packaged type wind power generating set cranking system and jiggering method - Google Patents
A kind of packaged type wind power generating set cranking system and jiggering method Download PDFInfo
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- CN108194287A CN108194287A CN201810136341.XA CN201810136341A CN108194287A CN 108194287 A CN108194287 A CN 108194287A CN 201810136341 A CN201810136341 A CN 201810136341A CN 108194287 A CN108194287 A CN 108194287A
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- output gear
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 210000003464 cuspid Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
-
- 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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- Life Sciences & Earth Sciences (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of packaged type wind power generating set cranking systems, and including fixed mechanism and barring mechanism, barring mechanism includes motor and the output gear being driven by it, and output gear is used for and main-gear box brake disc outer rim tooth engagement；Fixed mechanism includes pinboard, base platform and base support, the pinboard is used to be fixedly connected with main-gear box, base platform is fixedly connected with pinboard, base support top is fixedly connected with barring mechanism, its underpart is fixed on by the way that guide slide is movable on base platform, is realized the engagement of output gear and brake disc marginal tooth by position movement of the base support on base platform or is detached.Further include the limit switch for monitoring distance between output gear and brake disc marginal tooth.A kind of jiggering method is also disclosed in addition.The present invention is by setting guide slide, the engagement of realization gear pair or separation that can be flexible and convenient, also by using limit switch, it is ensured that cranking system will not be parallel with wind-powered electricity generation host, greatly improves safety.
Description
Technical field
The present invention relates to wind-driven generator technical group field, more particularly to a kind of packaged type wind power generating set jiggering
System and jiggering method.
Background technology
Wind turbines installation and daily maintenance during, particularly the replacement of blade, the maintenance of pitch control cabinet, hair
Motor centering and impeller lock pin, which enter the operating modes such as position and usually need to rotate to impeller on specific position, can just be conveniently operated.Mesh
Preceding most domestic Wind turbines, which complete this process, can only manually rotate shaft coupling brake disc end to realize.But with
The increasingly increase of draught fan impeller, the dead weight of entire impeller wheel portion and rotary inertia also will all increase so that this traditional manual
Jiggering becomes more difficult or even becomes can not be achieved, therefore using electric barring system come to substitute hand turning will be not
Carry out the main flow direction of Wind turbines development.
The tooth punching on gearbox high-speed grade brake disc of existing wind power generating set cranking system majority, uses barring mechanism
The small tooth of output terminal of (motor and umbrella gear box or motor and epicyclic gearbox) is revolved with being completed after the big tooth engagement of high speed grade brake disc
The task of rotary impeller.Such design does not usually consider that the communication between barring mechanism and Wind turbines master control is protected, therefore
Wind field using during cranking system it is possible that will appear maloperation and make host open machine operation and cranking system operation concurrently occur into
And it causes the accident.
It can be seen that above-mentioned existing wind power generating set cranking system is upper with using in structure, method, it is clear that there are still
There is inconvenient and defect, and be urgently further improved.How a kind of new packaged type wind power generating set jiggering is founded
System and jiggering method make it that can flexibly realize nibbling between the small tooth of output terminal of barring mechanism and high speed grade brake disc canine tooth
It closes and separates and ensure that host and cranking system will not be run simultaneously, improve safety, becoming current industry pole need to be improved
Target.
Invention content
The technical problem to be solved in the present invention is to provide a kind of packaged type wind power generating set cranking systems, make it can spirit
Engagement between the output gear of realization barring mechanism living and high speed grade brake disc marginal tooth detaches, existing so as to overcome
The deficiency of cranking system.
In order to solve the above technical problems, the present invention provides a kind of packaged type wind power generating set cranking system, including solid
Determine mechanism and barring mechanism, the barring mechanism includes motor and the output gear being driven by it, the small tooth of the output gear
For the outer rim tooth engagement with wind power generating set main-gear box high speed grade brake disc,
The fixed mechanism includes pinboard, base platform and base support, and the pinboard is used for and the master gear
The side boss of case is fixedly connected, and the base platform is fixedly connected with the pinboard, the top of the base support and institute
It states barring mechanism to be fixedly connected, the lower part of the base support is mobilizable to be fixed on the base platform, according to the bottom
The change in location realization output gear of the seat support on the base platform is nibbled with the high speed grade brake disc marginal tooth
It closes or detaches.
As a modification of the present invention, guide slide is offered on the base platform, the base support can be along institute
Guide slide slip is stated, the base support is needing jiggering by realizing the fixation with the base platform with bolt cooperation
The base support is fixed on the position that can realize the output gear and the high speed grade brake disc outer rim tooth engagement during action
It puts；When not needing to jiggering action, the base support, which is fixed on, can realize the output gear and the high speed grade brake disc
The position of marginal tooth separation.
It is further improved, the cranking system further includes limit switch, the controller of the limit switch and the motor
Connection, the also master control with the wind power generating set are connect；
The limit switch is fixed on the base platform, for monitoring the output gear and the high speed grade in real time
Axial distance between brake disc marginal tooth, and according to monitoring result feedback signal to electric machine controller and wind power generating set master
Control, is at effective status or failure state.
It is further improved, the barring mechanism further includes the speed reducer being set among the motor and output gear.
It is further improved, the motor is variable-frequency motor.
It is further improved, the motor further includes brake unit.
It is further improved, the output gear periphery is equipped with protective cover.
It is further improved, the electricity is supported when being additionally provided on the base platform for installing or removing the barring mechanism
The support column of machine, the support column are fixed on the base platform below the motor.
It is further improved, lifting lug is additionally provided on the base support.
The present invention also provides a kind of jiggering method of above-mentioned packaged type wind power generating set cranking system, the methods
Including：
(1) after the base support fixing bolt is unclamped, the base support leaning on into the guide slide is pushed
Nearly high speed grade brake disc end sliding, by the limit switch monitor the output gear and the high speed grade brake disc marginal tooth it
Between axial distance, when the limit switch monitors the axis between the output gear and the high speed grade brake disc marginal tooth
When being less than or equal to default value to distance, the limit switch feedback signal is at effective shape to the electric machine controller
State, and feedback signal to the wind power generating set master control is at that machine state can not be opened simultaneously；
(2) after the base support fixing bolt is unclamped, push the base support remote into the guide slide
Slid from high speed grade brake disc end, by the limit switch monitor the output gear and the high speed grade brake disc marginal tooth it
Between axial distance, when the limit switch monitors the axis between the output gear and the high speed grade brake disc marginal tooth
When being more than default value to distance, the limit switch feedback signal is to the wind power generating set master control can be normal
Machine state is opened, and feedback signal is at failure state to the electric machine controller simultaneously.
After such design, the present invention has at least the following advantages：
1st, cranking system of the present invention is by setting guide slide, the output gear of realization turning motor driving that can be flexible and convenient
It takes turns the engagement with wind power generating set high speed grade brake disc marginal tooth or detaches, it is easy to operate, it is practical reliable.
2nd, the present invention also has by using exclusive limit switch and with turning motor and wind power generating set master control
Good automatically controlled logical communication, it is ensured that when cranking system is run, host, which is not carried out, opens motor-driven work, prevents maloperation and brings
Open machine exception；Cranking system can thoroughly be divided with high speed grade brake disc by the design and fixing means of guide slide simultaneously
From reducing failure, greatly improve the safety of the cranking system.
3rd, the present invention makes it under very low frequency and voltage with no impact by the way that turning motor is set as variable-frequency motor
The mode of electric current starts and the frequency range of variable-frequency motor is wider, effectively reduce the startup to high speed grade brake disc canine tooth and
Impact during stopping；Also by adding brake, the braking moment of special angle in blade maintenance can be provided, facilitate wind field
Safeguard blade and associated components.
4th, the present invention also sets protective cover to protect by each output gear, the personal damage that maloperation can be avoided to bring.
5th, the present invention facilitates the installation and removal of the cranking system to operate, safety is real also by setting support column and lifting lug
With.
6th, the present invention can recycle, and facilitate wind field lifting operation, can wind field be equipped with 1~2 set equipment, reduction is whole
Machine purchase cost.
Description of the drawings
Above-mentioned is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, below
With reference to attached drawing, the present invention is described in further detail with specific embodiment.
Fig. 1 is the front view of packaged type wind power generating set cranking system of the present invention；
Fig. 2 is the right view of packaged type wind power generating set cranking system of the present invention；
Fig. 3 is the bottom view of packaged type wind power generating set cranking system of the present invention；
Fig. 4 is the fundamental diagram of jiggering method in the present invention.
Wherein, 1, motor, 2, connection box for motor, 3, lifting lug, 4, speed reducer, 5, base support, 6, protective cover, 7, output gear
Wheel, 8, base platform, 9, base support fixing bolt, 10, limit switch, 11, pinboard, 12, electric machine controller, 13, limiting
Switch fixed platform, 14, guide slide, 15, support column.
Specific embodiment
The present invention provides the packaged type cranking system that a kind of Large-scale Wind Turbines use, and the system is complete in blade
After pneumatic feathering and impeller stop operating, cranking system driving main-gear box high speed grade brake disc spins are enabled, and then with movable vane
Wheel rotation realizes that impeller locking pin is inserted into the task of locked rotor disk hole.Concrete structure is as follows：
With reference to shown in attached drawing 1 to 3, packaged type wind power generating set cranking system of the present invention, including fixed mechanism and disk
Mechanism of car.
The barring mechanism includes sequentially connected turning motor 1, jiggering speed reducer 4 and output gear 7 in the present embodiment.It should
Turning motor 1 and jiggering speed reducer 4 are to be bolted to form an entirety by mounting flange, and driving output gear 7 rotates.It should
The small tooth of output gear 7 is used to (in figure not show with the outer rim tooth engagement of wind power generating set main-gear box high speed grade brake disc
Go out), gear pair is formed, realizes the jiggering function of wind power generating set.
The motor 1 is variable-frequency motor in the present embodiment.Since the variable-frequency motor is using inverter supply, motor can be made
Started in a manner of non-impact current under very low frequency and voltage and the frequency range of variable-frequency motor is wider, it is effective to reduce
Impact during to the startup and stopping of high speed grade brake disc marginal tooth；It in addition, can also be by variable-frequency motor to motor overall process
Electric parameter be monitored, be conducive to give warning in advance to unusual service condition.
Also, the motor is also additionally arranged brake unit, which can provide certain braking moment, be blade in spy
It is safeguarded under different angle and stopping power is provided, wind field is facilitated to safeguard blade and associated components.
The fixed mechanism includes pinboard 11, base platform 8 and base support 5 in the present embodiment.The pinboard 11 is used for
It is fixedly connected with the side boss of the main-gear box, as the pinboard 11 is bolted to master gear by six in the present embodiment
On the boss of case side.
The base platform 8 is welded into an entirety with the pinboard 11, and 8 top of base platform is used to install the turning engine
Structure.
The top of the base support 5 is fixedly connected by flange bolt with the barring mechanism, and the lower part of the base support 5 can
Activity is fixed on the base platform 8, then can be realized according to change in location of the base support 5 on the base platform 8 should
The engagement of output gear 7 and high speed grade brake disc marginal tooth detaches.
Guide slide 14 is offered on the base platform 8 in the present embodiment, the bottom of the base support 5 can be by manually pushing away
It is dynamic to be moved along guide slide 14 is smooth.5 bottom of base support is coordinated by fixing bolt 9 realizes the base support 5 and bottom
The fixation of seat platform 8.The engagement of gear pair is realized such as when needing jiggering, can disengage gear pair when not needing to jiggering.
Preferred embodiment is that the cranking system further includes limit switch 10, the controller of the limit switch 10 and the motor
12 connections, also connect with the master control of the wind power generating set.
The limit switch 10 is fixed on the base platform 8, and the more excellent ad hoc limit switch of the base platform that is arranged on is consolidated
On fixed platform 13, for monitoring the axial distance between the output gear 7 and the high speed grade brake disc marginal tooth in real time, and according to
Monitoring result feedback signal is at effective status or failure state to electric machine controller 12 and wind power generating set master control.
The periphery of the output gear 7 is also equipped with protective cover 6 in the present embodiment, personnel's damage that maloperation can be avoided to bring
Wound improves safety.
The support column 15 of motor 1, the branch are supported when being additionally provided on the base platform 8 for installing or removing the barring mechanism
Dagger 15 is fixed on the base platform 8 of 1 lower section of motor, and the upper surface of the support column 15 is more excellent to be used and motor lower surface shape
The arcuate structure that shape matches, is conveniently operated, safe and practical.
In addition, lifting lug 3 is additionally provided on the base support 5, convenient for lifting barring mechanism or push-and-pull traction barring mechanism.
With reference to shown in attached drawing 4, the present invention also provides a kind of disks of above-mentioned packaged type wind power generating set cranking system
Vehicle method, this method include：
(1) after 5 fixing bolt 9 of base support is unclamped, the base support 5 leaning on into the guide slide 14 is pushed
Nearly high speed grade brake disc end sliding, the output gear and the high speed grade brake disc marginal tooth are monitored by the limit switch 10
Between axial distance, when the limit switch 10 monitor the output gear 7 and the high speed grade brake disc marginal tooth it
Between axial distance be less than or equal to default value (such as 20mm) when, the limit switch feedback signal give the electric machine controller 12
Effective status is at, and feedback signal to the wind power generating set master control is at that machine state can not be opened simultaneously；
(2) after 5 fixing bolt 9 of base support is unclamped, push the base support 5 remote into the guide slide 14
It is slid from high speed grade brake disc end, the output gear and the high speed grade brake disc marginal tooth is monitored by the limit switch 10
Between axial distance, when the limit switch 10 monitor the output gear 7 and the high speed grade brake disc marginal tooth it
Between axial distance be more than default value (such as 20mm) when, the limit switch feedback signal give the wind power generating set master control
It is at normally opening machine state, and feedback signal is at failure state to the electric machine controller 12 simultaneously.
Cranking system total weight of the present invention is light, and Field Force is only needed through peripheral hardware manual control box rotating button with regard to energy
Jiggering operation is carried out, realizes the task of impeller rotation, and the peripheral hardware manual control box control circuit can realize that " point acts
The effect of industry " can realize the jiggering of low-angle exact position in certain maintenance operating mode.
Cranking system of the present invention belongs to tooling class product, and dismountable moving simultaneously facilitates cabin to lift, and can each wind field match
Standby 1~2 cranking system can be completed to carry out the task of jiggering to impeller in this way and saving of purchase cost not have to simultaneously
Change the structure of former main-gear box.
Cranking system of the present invention can carry out respective design load extension with the other promotion of complete machine MW class, Ke Yiwei
Big megawatt of type of certain rank (particularly offshore wind farm product) provides the jiggering task of the operating modes such as impeller locking or blade maintenance.
The above described is only a preferred embodiment of the present invention, not make limitation in any form to the present invention, this
Field technology personnel make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above, all fall within this hair
In bright protection domain.
Claims (10)
1. a kind of packaged type wind power generating set cranking system, including fixed mechanism and barring mechanism, the barring mechanism packet
Motor and the output gear being driven by it are included, the small tooth of the output gear is used for and wind power generating set main-gear box high speed grade
The outer rim tooth engagement of brake disc, which is characterized in that
The fixed mechanism includes pinboard, base platform and base support, and the pinboard is used for and the main-gear box
Side boss is fixedly connected, and the base platform is fixedly connected with the pinboard, the top of the base support and the disk
Mechanism of car is fixedly connected, and the lower part of the base support is mobilizable to be fixed on the base platform, according to the pedestal branch
Change in location of the frame on the base platform realize the output gear and the high speed grade brake disc marginal tooth engage or
Separation.
A kind of 2. packaged type wind power generating set cranking system according to claim 1, which is characterized in that the pedestal
Guide slide is offered on platform, the base support can be slided along the guide slide, the base support by with bolt
Cooperation realize with the fixation of the base platform, when jiggering is needed to act the base support be fixed on can realize it is described defeated
Go out the position of gear and the high speed grade brake disc outer rim tooth engagement；When not needing to jiggering action, the base support is fixed
In the position that can be realized the output gear and detached with the high speed grade brake disc marginal tooth.
A kind of 3. packaged type wind power generating set cranking system according to claim 2, which is characterized in that the jiggering
System further includes limit switch, and the limit switch is connect with the controller of the motor, also with the wind power generating set
Master control connects；
The limit switch is fixed on the base platform, is braked for monitoring the output gear in real time with the high speed grade
Axial distance between disk marginal tooth, and according to monitoring result feedback signal to electric machine controller and wind power generating set master control,
It is at effective status or failure state.
4. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In the barring mechanism further includes the speed reducer being set among the motor and output gear.
A kind of 5. packaged type wind power generating set cranking system according to claim 4, which is characterized in that the motor
For variable-frequency motor.
A kind of 6. packaged type wind power generating set cranking system according to claim 5, which is characterized in that the motor
Further include brake unit.
7. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In the output gear periphery is equipped with protective cover.
8. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In, the support column of the motor is supported when being additionally provided on the base platform for installing or removing the barring mechanism, it is described
Support column is fixed on the base platform below the motor.
9. a kind of packaged type wind power generating set cranking system according to any one of claims 1 to 3, feature exist
In being additionally provided with lifting lug on the base support.
10. a kind of jiggering method of packaged type wind power generating set cranking system as claimed in claim 3, feature exist
In, the method includes：
(1) after the base support fixing bolt is unclamped, push the base support close high into the guide slide
Fast grade brake disc end sliding, is monitored by the limit switch between the output gear and the high speed grade brake disc marginal tooth
Axial distance, when the limit switch monitor between the output gear and the high speed grade brake disc marginal tooth it is axial away from
During from less than or equal to default value, the limit switch feedback signal is at effective status to the electric machine controller, and
Feedback signal to the wind power generating set master control is at that machine state can not be opened simultaneously；
(2) after the base support fixing bolt is unclamped, push the base support separate high into the guide slide
Fast grade brake disc end sliding, is monitored by the limit switch between the output gear and the high speed grade brake disc marginal tooth
Axial distance, when the limit switch monitor between the output gear and the high speed grade brake disc marginal tooth it is axial away from
During from more than default value, the limit switch feedback signal is at normally opening machine to the wind power generating set master control
State, and feedback signal is at failure state to the electric machine controller simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136341.XA CN108194287B (en) | 2018-02-09 | 2018-02-09 | Movable wind generating set turning system and turning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136341.XA CN108194287B (en) | 2018-02-09 | 2018-02-09 | Movable wind generating set turning system and turning method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108194287A true CN108194287A (en) | 2018-06-22 |
| CN108194287B CN108194287B (en) | 2023-12-26 |
Family
ID=62592941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810136341.XA Active CN108194287B (en) | 2018-02-09 | 2018-02-09 | Movable wind generating set turning system and turning method |
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| Country | Link |
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| CN (1) | CN108194287B (en) |
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| CN113027707A (en) * | 2020-09-29 | 2021-06-25 | 景能科技有限公司 | Portable barring gear of wind turbine generator system |
| CN113567150A (en) * | 2021-08-02 | 2021-10-29 | 陕西正一机电工程有限公司 | Novel efficient shafting jigger assembly and torsion detection platform device and use method |
| CN113819172A (en) * | 2021-10-20 | 2021-12-21 | 哈电风能有限公司 | Wind generating set main shaft braking safety chain method and system |
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| CN113567150A (en) * | 2021-08-02 | 2021-10-29 | 陕西正一机电工程有限公司 | Novel efficient shafting jigger assembly and torsion detection platform device and use method |
| CN113567150B (en) * | 2021-08-02 | 2024-04-16 | 陕西正一机电工程有限公司 | Novel efficient shafting jigger assembly and torque detection platform device and application method |
| CN113819172A (en) * | 2021-10-20 | 2021-12-21 | 哈电风能有限公司 | Wind generating set main shaft braking safety chain method and system |
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| CN108194287B (en) | 2023-12-26 |
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