CN103671845A - Wind power gear box test bench connecting device and wind power gear box test bench - Google Patents
Wind power gear box test bench connecting device and wind power gear box test bench Download PDFInfo
- Publication number
- CN103671845A CN103671845A CN201210348236.5A CN201210348236A CN103671845A CN 103671845 A CN103671845 A CN 103671845A CN 201210348236 A CN201210348236 A CN 201210348236A CN 103671845 A CN103671845 A CN 103671845A
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- Prior art keywords
- wind turbine
- turbine gearbox
- shaft
- test bench
- connecting device
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- 230000008878 coupling Effects 0.000 claims description 41
- 238000010168 coupling process Methods 0.000 claims description 41
- 238000005859 coupling reaction Methods 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
- F16D1/033—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like by clamping together two faces perpendicular to the axis of rotation, e.g. with bolted flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/025—Support of gearboxes, e.g. torque arms, or attachment to other devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a wind power gear box test bench connecting device and a wind power gear box test bench. The wind power gear box test bench connecting device comprises a shell, two first flanges and two second flanges. A bearing is arranged in the shell, and an intermediate shaft is penetratingly arranged in the bearing. The two first bearings are arranged at two ends of the shell respectively, and both connected with the intermediate shaft. The two second flanges are respectively connected with the two first flanges in a flanged manner, a connecting shaft is arranged on each of the second flanges, and the connecting shafts are coaxial with the intermediate shaft and used for being connected with an input shaft of a wind power gear box. By the wind power gear box test bench connecting device and the wind power gear box test bench, test difficulty and cost of the wind power gear box can be lowered.
Description
Technical field
The present invention relates to wind power plant measuring technology, relate in particular to a kind of wind turbine gearbox test bench connecting device and wind turbine gearbox test stand.
Background technique
Wind turbine gearbox in wind power generating set is an important mechanical part, and its main function is that transmission of power that wind wheel is produced under wind-force effect is to generator and make it obtain corresponding rotating speed.Before wind turbine gearbox dispatches from the factory, must monitor the combination property of wind turbine gearbox, the vibration of wind turbine gearbox, noise, bearing temperature, lubrication circumstances etc. are tested, the performance and reliability of omnibearing analysis wind turbine gearbox, for this reason, need to wind turbine gearbox, test with special test stand.
Wind turbine gearbox test stand of the prior art comprises platform, on platform, be provided with motor and two typhoon electrical gearboxes, the input shaft of two typhoon electrical gearboxes is relative, the i.e. back-to-back setting of two typhoon electrical gearboxes, between the input shaft of two typhoon electrical gearboxes, be connected with connection set, motor is connected with the output shaft of one of them wind turbine gearbox, thereby makes motor can drive two typhoon electrical gearboxes to rotate, and realizes the test to two typhoon electrical gearboxes simultaneously.
Because the model of wind turbine gearbox is more, the input shaft size of the wind turbine gearbox of different model is different, and therefore, the connection set in the middle of prior art cannot meet the test job of multiple wind turbine gearbox, has increased difficulty of test and the cost of wind turbine gearbox.
Summary of the invention
The invention provides a kind of wind turbine gearbox test bench connecting device and wind turbine gearbox test stand, it can reduce difficulty of test and the cost of wind turbine gearbox.
The invention provides a kind of wind turbine gearbox test bench connecting device, comprising:
Housing, is provided with bearing in described housing, in described bearing, is equipped with jack shaft;
Two the first flange plate, are located at respectively the two ends of described housing, and two described the first flange plate are connected with described jack shaft respectively;
Two the second flange plate, are connected with two described the first flange plate flanges respectively, on two described the second flange plate, are equipped with coupling shaft, described coupling shaft and described jack shaft coaxial line, and described coupling shaft is for connecting the input shaft of wind turbine gearbox.
The present invention also provides a kind of wind turbine gearbox test stand, comprising:
Platform, is provided with the first wind turbine gearbox and the second gear-box on described platform, the input shaft of described the first wind turbine gearbox and the second gear-box is oppositely arranged;
Motor, is arranged on described platform, and the output shaft of described motor connects the output shaft of described the first wind turbine gearbox by coupling;
Wind turbine gearbox test bench connecting device provided by the invention, is arranged on described platform, and the coupling shaft of described connection set connects respectively the input shaft of the first wind turbine gearbox and the second gear-box.
Based on above-mentioned, wind turbine gearbox test bench connecting device provided by the invention connects the input shaft of wind turbine gearbox by the coupling shaft on the second flange plate, therefore, can be according to the size of the wind turbine gearbox input shaft of the Multiple Type that will test, make respectively the second flange plate that is provided with corresponding size coupling shaft, when needs are tested different model wind turbine gearbox, only need change the second flange plate that is provided with corresponding size coupling shaft, reduce thus difficulty of test and the cost of wind turbine gearbox.
Accompanying drawing explanation
Fig. 1 provides a kind of structural representation of wind turbine gearbox test bench connecting device for the embodiment of the present invention;
Fig. 2 provides a kind of structural representation sectional view of wind turbine gearbox test bench connecting device for the embodiment of the present invention;
Fig. 3 provides a kind of structural representation of wind turbine gearbox test stand for the embodiment of the present invention;
Fig. 4 provides a kind of structural upright schematic diagram of wind turbine gearbox test stand for the embodiment of the present invention.
Reference character:
100: connection set; 101: housing;
102: the first flange plate; 103: the second flange plate;
104: bearing; 105: jack shaft;
106: coupling shaft; 107: outer seal ring;
108: internal sealed ring; 109: support;
201: platform; 202: the first wind turbine gearboxes;
203: the second wind turbine gearboxes; 204: toggle fixed block;
205: toggle; 206: fixed block;
207: rubber pad; 208: supporting base.
Embodiment
Please refer to Fig. 1-2, the embodiment of the present invention provides a kind of wind turbine gearbox test bench connecting device 100, comprises housing 101, two the first flange plate 102 and two the second flange plate 103; In described housing 101, be provided with bearing 104, in described bearing 104, be equipped with jack shaft 105; Two the first flange plate 102 are located at respectively the two ends of described housing 101, and two described the first flange plate 102 are connected with described jack shaft 105 respectively; Two the second flange plate 103 are connected with two described the first flange plate 102 flanges respectively, on two described the second flange plate 103, be equipped with coupling shaft 106, described coupling shaft 106 and described jack shaft 105 coaxial lines, described coupling shaft 106 is for connecting the input shaft of wind turbine gearbox.
In the present embodiment, the bulk strength of connection set 100 need to be designed to meet load and the torque demand in wind turbine gearbox normal operation situation, to guarantee carrying out smoothly of test.Preferably adopt the connecting pin of φ 70 that the first flange plate 102 is connected with jack shaft 105, preferably adopt the connecting pin of φ 60 or bolt that the first flange plate 102 is connected with the second flange plate 103.
In the present embodiment, bearing 104 mainly plays a part to support and fixing jack shaft 105, and jack shaft 105 plays transmission; The first flange plate 102 and the second flange plate 103 play the effect of transmitting torque, support wind turbine gearbox, protection wind turbine gearbox main shaft bearing; When the input shaft of coupling shaft 106 and wind turbine gearbox is connected, coupling shaft 106 can be penetrated in the input shaft of wind turbine gearbox, and with locking plate locking, certainly also can adopt coupling to connect, the present invention does not specifically limit at this.
In the present embodiment, when carrying out wind turbine gearbox test, connection set 100 is located on wind turbine gearbox test-rig platform 201, two coupling shafts 106 connect respectively the input shaft of the first wind turbine gearbox 202 and the second wind turbine gearbox 203, the output shaft of the first wind turbine gearbox 202 is connected with motor, after actuating motor, motor drives the output shaft rotation of the first wind turbine gearbox 202, the output shaft of the first wind turbine gearbox 202 drives the input shaft of the first wind turbine gearbox 202 to rotate, the input shaft of the first wind turbine gearbox 202 drives coupled coupling shaft 106 to rotate, the coupling shaft 106 being connected with the input shaft of the first wind turbine gearbox 202 drives jack shaft 105 to rotate, jack shaft 105 drives the coupling shaft 106 being connected with the input shaft of the second wind turbine gearbox 203 to rotate, the coupling shaft 106 being connected with the input shaft of the second wind turbine gearbox 203 drives the input shaft of the second wind turbine gearbox 203 to rotate, thereby realized the test to two typhoon electrical gearboxes simultaneously.Because wind turbine gearbox test bench connecting device 100 connects the input shaft of wind turbine gearbox by the coupling shaft 106 on the second flange plate 103, therefore, can be according to the size of the wind turbine gearbox input shaft of the Multiple Type that will test, make respectively the second flange plate 103 that is provided with corresponding size coupling shaft 106, when needs are tested different model wind turbine gearbox, only need change the second flange plate 103 that is provided with corresponding size coupling shaft 106, reduce thus difficulty of test and the cost of wind turbine gearbox.
In the present embodiment, preferred, bearing 104 is tapered roller bearing 104, to improve the axially loaded performance of bearing 104, makes the running of connection set 100 more stable, and when adopting other bearings 104 such as ball bearing 104 grades, the present invention does not do concrete restriction at this yet.
In the present embodiment, preferred, on the bi-side of housing 101, be connected with outer seal ring 107, described outer seal ring 107 is by the gap sealing between described housing 101 and jack shaft 105.Because outer seal ring 107 is located at the outside of bearing 104 and jack shaft 105 and by the gap sealing between housing 101 and jack shaft 105, can reduces outside dust and enter housing 101 inside, play the effect of protection bearing 104 and jack shaft 105.
In the present embodiment, preferably, the two ends of jack shaft 105 are arranged with respectively internal sealed ring 108, and described internal sealed ring 108 is positioned at the outside of described bearing 104, for by the gap sealing between described jack shaft 105 and bearing 104, can reduce outside dust and enter between jack shaft 105 and bearing 104.By coordinating of internal sealed ring 108 and outer seal ring 107, further improved sealing and dust-proof effect, better protected bearing 104 and jack shaft 105.
In the present embodiment, preferred, housing 101 bottoms are connected with support 109.When carrying out wind turbine gearbox test, can connection set 100 be fixed on wind turbine gearbox test-rig platform 201 by support 109, make the running of connection set 100 more stable.
The wind turbine gearbox test bench connecting device that the embodiment of the present invention provides, can be provided with the second flange plate realization of coupling shaft and being connected of multiple wind turbine gearbox by replacing, easy to operate, shorten the cycle of adjusting wind turbine gearbox test stand, reduced difficulty of test and the cost of wind turbine gearbox.
Please refer to Fig. 1-4, the embodiment of the present invention provides a kind of wind turbine gearbox test stand, comprises the wind turbine gearbox test bench connecting device 100 that platform 201, motor and any embodiment of the present invention provide; On described platform 201, be provided with the first wind turbine gearbox 202 and the second wind turbine gearbox 203, described the first wind turbine gearbox 202 is relative with the input shaft of the second wind turbine gearbox 203; Motor is arranged on described platform 201, and the output shaft of described motor connects the output shaft of described the first wind turbine gearbox 202 by coupling; Connection set 100 is arranged on described platform 201, and the coupling shaft 106 of described connection set 100 connects respectively the input shaft of the first wind turbine gearbox 202 and the second wind turbine gearbox 203.
In the present embodiment, coupling shaft 106 can be penetrated in the input shaft of wind turbine gearbox, and with locking plate locking, realize the connection of the input shaft of coupling shaft 106 and wind turbine gearbox, certainly can adopt other modes such as coupling to connect, the present invention does not specifically limit at this yet.
In the present embodiment, when carrying out wind turbine gearbox test, actuating motor, motor drives the output shaft rotation of the first wind turbine gearbox 202, the output shaft of the first wind turbine gearbox 202 drives the input shaft of the first wind turbine gearbox 202 to rotate, the input shaft of the first wind turbine gearbox 202 drives coupled coupling shaft 106 to rotate, the coupling shaft 106 being connected with the input shaft of the first wind turbine gearbox 202 drives jack shaft 105 to rotate, jack shaft 105 drives the coupling shaft 106 being connected with the input shaft of the second wind turbine gearbox 203 to rotate, the coupling shaft 106 being connected with the input shaft of the second wind turbine gearbox 203 drives the input shaft of the second wind turbine gearbox 203 to rotate, thereby realized the test to two typhoon electrical gearboxes simultaneously.Because connection set 100 connects the input shaft of wind turbine gearbox by the coupling shaft 106 on the second flange plate 103, therefore, can be according to the size of the wind turbine gearbox input shaft of the Multiple Type that will test, make respectively the second flange plate 103 that is provided with corresponding size coupling shaft 106, when needs are tested different model wind turbine gearbox, only need change the second flange plate 103 that is provided with corresponding size coupling shaft 106, shorten thus the cycle of adjusting wind turbine gearbox test stand, reduced the difficulty of test of wind turbine gearbox and the cost of wind turbine gearbox test stand.
In the present embodiment, preferred, platform 201 is provided with toggle fixed block 204 for the toggle 205 of fixing described the first wind turbine gearbox 202 and the second wind turbine gearbox 203; Described toggle fixed block 204 comprises that on the side that 206, two described fixed blocks 206 of two fixed blocks that are arranged side by side are relative, being respectively equipped with 207, two described fixed block 206 bottoms of rubber pad is connected with described platform 201 by supporting base 208; Described toggle 205 is clamped between described rubber pad 207.Thus, the support clamping action of the toggle 205 by 207 pairs of rubber pads, forms fixing to wind turbine gearbox, makes wind turbine gearbox in operation process, there will not be the situations such as upset, has protected the main shaft bearing of wind turbine gearbox.In addition, can, according to the size design toggle fixed block 204 of the toggle 205 of the wind turbine gearbox of different model, from meeting wind turbine gearbox test stand, the wind turbine gearbox of different model be tested.
In the present embodiment, preferably, on platform 201, be also provided with generator, described generator is connected with the output shaft of described the second wind turbine gearbox 203, and described generator is electric energy for the kinetic transformation that the output shaft of described the second wind turbine gearbox 203 is provided and powers to described motor.In this, the kinetic transformation output shaft of described the second wind turbine gearbox 203 being provided by generator is electric energy and powers to described motor, effectively saved the power consumption in test process.
Finally it should be noted that: each embodiment, only in order to technological scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technological scheme that still can record aforementioned each embodiment is modified, or some or all of technical characteristics is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technological scheme.
Claims (8)
1. a wind turbine gearbox test bench connecting device, is characterized in that, comprising:
Housing, is provided with bearing in described housing, in described bearing, is equipped with jack shaft;
Two the first flange plate, are located at respectively the two ends of described housing, and two described the first flange plate are connected with described jack shaft respectively;
Two the second flange plate, are connected with two described the first flange plate flanges respectively, on two described the second flange plate, are equipped with coupling shaft, described coupling shaft and described jack shaft coaxial line, and described coupling shaft is for connecting the input shaft of wind turbine gearbox.
2. wind turbine gearbox test bench connecting device according to claim 1, is characterized in that, described bearing is tapered roller bearing.
3. wind turbine gearbox test bench connecting device according to claim 1, is characterized in that, is connected with outer seal ring on the bi-side of described housing, and described outer seal ring is by the gap sealing between described housing and jack shaft.
4. wind turbine gearbox test bench connecting device according to claim 3, is characterized in that, the two ends of described jack shaft are arranged with respectively internal sealed ring, and described internal sealed ring is positioned at the outside of described bearing, for by the gap sealing between described jack shaft and bearing.
5. according to arbitrary described wind turbine gearbox test bench connecting device in claim 1-4, it is characterized in that, described housing bottom is connected with support.
6. a wind turbine gearbox test stand, is characterized in that, comprising:
Platform, is provided with the first wind turbine gearbox and the second gear-box on described platform, the input shaft of described the first wind turbine gearbox and the second gear-box is oppositely arranged;
Motor, is arranged on described platform, and the output shaft of described motor connects the output shaft of described the first wind turbine gearbox by coupling;
In claim 1-5, arbitrary described wind turbine gearbox test bench connecting device, is arranged on described platform, and the coupling shaft of described connection set connects respectively the input shaft of the first wind turbine gearbox and the second gear-box.
7. wind turbine gearbox test stand according to claim 6, is characterized in that:
Described platform is provided with toggle fixed block for the toggle of fixing described the first wind turbine gearbox and the second wind turbine gearbox;
Described toggle fixed block comprises two fixed blocks that are arranged side by side, and two described fixed blocks are respectively equipped with rubber pad on relative side, and two described fixed blocks bottoms are connected with described platform by supporting base;
Described toggle is clamped between described rubber pad.
8. according to the wind turbine gearbox test stand described in claim 6 or 7, it is characterized in that, on described platform, be also provided with generator, described generator is connected with the output shaft of described the second wind turbine gearbox, and described generator is electric energy for the kinetic transformation that the output shaft of described the second wind turbine gearbox is provided and powers to described motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210348236.5A CN103671845B (en) | 2012-09-18 | 2012-09-18 | Wind turbine gearbox test bench connecting device and wind turbine gearbox testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210348236.5A CN103671845B (en) | 2012-09-18 | 2012-09-18 | Wind turbine gearbox test bench connecting device and wind turbine gearbox testing stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671845A true CN103671845A (en) | 2014-03-26 |
| CN103671845B CN103671845B (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210348236.5A Active CN103671845B (en) | 2012-09-18 | 2012-09-18 | Wind turbine gearbox test bench connecting device and wind turbine gearbox testing stand |
Country Status (1)
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| CN (1) | CN103671845B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644465A (en) * | 2016-11-24 | 2017-05-10 | 沈阳鼓风机集团风电有限公司 | Wind power gear box testing device |
| US10138980B2 (en) * | 2014-08-26 | 2018-11-27 | Amber Kinetics, Inc. | Stacked flywheel rotor |
| CN113107983A (en) * | 2021-03-04 | 2021-07-13 | 王义成 | Linkage adjustment type driving connection structure |
| CN114838933A (en) * | 2022-04-20 | 2022-08-02 | 上海交通大学 | A coaxial output gear box test device |
| CN114889521A (en) * | 2022-05-12 | 2022-08-12 | 南京讯联智能科技有限公司 | Wind power generation gear box fixing device |
| CN115263677A (en) * | 2022-07-19 | 2022-11-01 | 太原重工股份有限公司 | Transmission system of wind turbine generator |
| CN118549119A (en) * | 2024-07-25 | 2024-08-27 | 德力佳传动科技(江苏)股份有限公司 | Physical property test bed for wind power gear box |
| WO2025148339A1 (en) * | 2024-01-12 | 2025-07-17 | 中车山东风电有限公司 | Assistive bearing housing structure and method for testing gearbox in a wind turbine transmission chain |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10138980B2 (en) * | 2014-08-26 | 2018-11-27 | Amber Kinetics, Inc. | Stacked flywheel rotor |
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| CN113107983A (en) * | 2021-03-04 | 2021-07-13 | 王义成 | Linkage adjustment type driving connection structure |
| CN113107983B (en) * | 2021-03-04 | 2023-03-28 | 福建省宏拓机械制造有限公司 | Linkage adjustment type driving connection structure |
| CN114838933A (en) * | 2022-04-20 | 2022-08-02 | 上海交通大学 | A coaxial output gear box test device |
| CN114889521A (en) * | 2022-05-12 | 2022-08-12 | 南京讯联智能科技有限公司 | Wind power generation gear box fixing device |
| CN115263677A (en) * | 2022-07-19 | 2022-11-01 | 太原重工股份有限公司 | Transmission system of wind turbine generator |
| WO2025148339A1 (en) * | 2024-01-12 | 2025-07-17 | 中车山东风电有限公司 | Assistive bearing housing structure and method for testing gearbox in a wind turbine transmission chain |
| CN118549119A (en) * | 2024-07-25 | 2024-08-27 | 德力佳传动科技(江苏)股份有限公司 | Physical property test bed for wind power gear box |
| CN118549119B (en) * | 2024-07-25 | 2024-10-25 | 德力佳传动科技(江苏)股份有限公司 | Physical property test bed for wind power gear box |
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| Publication number | Publication date |
|---|---|
| CN103671845B (en) | 2016-12-21 |
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