CN201486765U - Wind power generating device - Google Patents
Wind power generating device Download PDFInfo
- Publication number
- CN201486765U CN201486765U CN200920168439XU CN200920168439U CN201486765U CN 201486765 U CN201486765 U CN 201486765U CN 200920168439X U CN200920168439X U CN 200920168439XU CN 200920168439 U CN200920168439 U CN 200920168439U CN 201486765 U CN201486765 U CN 201486765U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- volume adjustable
- generator
- rotating speed
- hydraulic motor
- 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
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Wind Motors (AREA)
Abstract
The utility model relates to a wind power generating device capable of carrying out power transmission and rotating speed control by hydraulic drive. The wind power generating device comprises a tower frame (1), an engine room casing (3) is arranged on the upper part of the tower frame (1), and a gear box (4) and a volume adjustable hydraulic pump (5) are arranged in the engine room casing (3) on the tower frame (1). Blower blades (2) are connected with the volume adjustable hydraulic pump (5) by the gear box (4), the volume adjustable hydraulic pump (5) is respectively connected with a fixed displacement hydraulic motor (6) and a hydraulic fuel tank (9) by a hydraulic pipeline (10), and the fixed displacement hydraulic motor (6) is directly connected with a power frequency AC generator (7). A radiator (8) is respectively connected with the fixed displacement hydraulic motor (6) and the hydraulic fuel tank (9) by the hydraulic pipeline (10). The device can carry out power transmission and rotating speed control by hydraulic drive, can reduce the bearing weight of the tower frame, and meanwhile can control the unstable rotating speed of the blower blades within the stable input rotating speed required by the power frequency AC generator.
Description
Technical field:
A kind of wind generating unit that can carry out transmission of power and rotating speed control that the utility model relates to by hydraulic transmission.
Background technique:
At present, known wind generating unit is made up of pylon, fan blade, cabin shell, gearbox and generator, and fan blade rotates under the wind-force effect, after the gearbox speedup, drives generator for electricity generation.Gearbox and generator are installed in the cabin shell on the pylon, make pylon bear bigger weight.The mode of speed regulation of system mainly is to adjust angle of fan leaves by hydraulic servomechanism to change rotating speed, thereby reach the purpose of speed governing, another kind of mode is that generator is not carried out constant speed control, realize the power frequency output of power supply by frequency conversion, inversion, preceding a kind of mode fan blade structure complexity, it is relatively poor to make difficulty, speed governing difficulty height, adjusting speed accuracy, a kind of mode electrical system complexity in back, and system's variable frequency inverter needs can adapt to the input voltage range than broad.
Summary of the invention:
The purpose of this utility model is to avoid the deficiencies in the prior art part and a kind of wind generating unit is provided.Thereby efficiently solve problems of the prior art.
The purpose of this utility model can be by realizing by the following technical solutions: described a kind of wind generating unit, include pylon (1), be characterized in also including described pylon (1) top and be provided with cabin shell (3), gearbox (4) and volume adjustable hydraulic pump (5) are installed in the cabin shell (3) on the pylon (1), fan blade (2) connects with volume adjustable hydraulic pump (5) by gearbox (4), volume adjustable hydraulic pump (5) links to each other with hydraulic oil container (9) with constant displacement hydraulic motor (6) respectively by hydraulic pipe line (10), and constant displacement hydraulic motor (6) directly connects with industrial frequency AC generator (7); Radiator (8) links to each other with hydraulic oil container (9) with constant displacement hydraulic motor (6) respectively by hydraulic pipe line (10).
Described constant displacement hydraulic motor (6), industrial frequency AC generator (7), radiator (8) and hydraulic oil container (9) are installed under the pylon (1).
Described a kind of wind generating unit, its beneficial effect comprise that its fan blade connects with volume adjustable hydraulic pump by gearbox, and volume adjustable hydraulic pump links to each other with constant displacement hydraulic motor by hydraulic pipe line, and constant displacement hydraulic motor directly connects with the industrial frequency AC generator.Utilize the high characteristics of hydraulic parts specific power such as oil hydraulic pump, oil hydraulic motor, adopt the hydraulic transmission technology generator that specific power is lower to move under the pylon from pylon, adopt the Hydraulic Adjustable Speed control technique, the unstable rotating speed of fan blade is controlled in the desired stable input speed of industrial frequency AC generator.This device can carry out transmission of power and rotating speed control by hydraulic transmission, can reduce the weight that pylon bears, and the unstable rotating speed of fan blade can be controlled in the desired stable input speed of industrial frequency AC generator.Flexible dynamic transmits, and has avoided the structural constraint of rigid mechanical transmission, makes total arrangement more flexible.
Description of drawings:
Fig. 1 is a structural principle schematic representation of the present utility model.
Embodiment:
Be described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing:
See Fig. 1, described a kind of wind generating unit, include pylon 1, be characterized in also including described pylon 1 top and be provided with cabin shell 3, gearbox 4 and volume adjustable hydraulic pump 5 are installed in the cabin shell 3 on the pylon 1, fan blade 2 connects with volume adjustable hydraulic pump 5 by gearbox 4, and volume adjustable hydraulic pump 5 links to each other with hydraulic oil container 9 with constant displacement hydraulic motor 6 respectively by hydraulic pipe line 10, and constant displacement hydraulic motor 6 directly connects with industrial frequency AC generator 7; Radiator 8 links to each other with hydraulic oil container 9 with constant displacement hydraulic motor 6 respectively by hydraulic pipe line 10.
Described constant displacement hydraulic motor 6, industrial frequency AC generator 7, radiator 8 and hydraulic oil container 9 are installed on pylon 1 time.
Described a kind of wind generating unit, it is under certain startup wind speed effect, fan blade 2 obtains wind energy and rotates, after gearbox 4 speedups, drive volume adjustable hydraulic pump 5, when normal variations per hour oil hydraulic pump 5 solenoid valves of system mode are opened, volume adjustable hydraulic pump 5 is started working, draw hydraulic oil from hydraulic oil container 9, hydraulic oil after the pressurization drives constant displacement hydraulic motor 6, constant displacement hydraulic motor 6 drives 7 generatings of industrial frequency AC generator, after the hydraulic oil acting, the radiator 8 of flowing through, hydraulic return fuel tank 9 after cooling off.The load-sensitive valve of volume adjustable hydraulic pump 5 by installing on it, the perception load variations, and adjust the swash plate angle according to load variations, the discharge capacity of controlled variable oil hydraulic pump 5, realization volume adjustable hydraulic pump 5 variable speeds input constant displacement hydraulic motor 6 is decided rotating speed output, thereby reaches the generating operation mode that industrial frequency AC generator 7 is decided the rotating speed input.
Claims (2)
1. wind generating unit, include pylon (1), it is characterized in that also including described pylon (1) top and be provided with cabin shell (3), gearbox (4) and volume adjustable hydraulic pump (5) are installed in the cabin shell (3) on the pylon (1), fan blade (2) connects with volume adjustable hydraulic pump (5) by gearbox (4), volume adjustable hydraulic pump (5) links to each other with hydraulic oil container (9) with constant displacement hydraulic motor (6) respectively by hydraulic pipe line (10), and constant displacement hydraulic motor (6) directly connects with industrial frequency AC generator (7); Radiator (8) links to each other with hydraulic oil container (9) with constant displacement hydraulic motor (6) respectively by hydraulic pipe line (10).
2. a kind of wind generating unit as claimed in claim 1 is characterized in that: described constant displacement hydraulic motor (6), industrial frequency AC generator (7), radiator (8) and hydraulic oil container (9) are installed under the pylon (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920168439XU CN201486765U (en) | 2009-07-22 | 2009-07-22 | Wind power generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920168439XU CN201486765U (en) | 2009-07-22 | 2009-07-22 | Wind power generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201486765U true CN201486765U (en) | 2010-05-26 |
Family
ID=42425642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920168439XU Expired - Fee Related CN201486765U (en) | 2009-07-22 | 2009-07-22 | Wind power generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201486765U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527422A (en) * | 2013-10-23 | 2014-01-22 | 北京金风科创风电设备有限公司 | Wind generating set and main transmission chain thereof |
| CN104747378A (en) * | 2015-02-09 | 2015-07-01 | 浙江大学 | Double electrical hydraulic wind power generation system |
| CN105202163A (en) * | 2015-08-31 | 2015-12-30 | 三一重型能源装备有限公司 | Wind power gear box lubrication cooling system and wind turbine generator set |
| CN112412704A (en) * | 2020-11-20 | 2021-02-26 | 田剑辉 | Power generation windmill with energy-saving and electricity-capacitance functions for power equipment |
| CN112761907A (en) * | 2021-02-02 | 2021-05-07 | 湘电风能有限公司 | Compact type generator set |
-
2009
- 2009-07-22 CN CN200920168439XU patent/CN201486765U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527422A (en) * | 2013-10-23 | 2014-01-22 | 北京金风科创风电设备有限公司 | Wind generating set and main transmission chain thereof |
| CN104747378A (en) * | 2015-02-09 | 2015-07-01 | 浙江大学 | Double electrical hydraulic wind power generation system |
| CN105202163A (en) * | 2015-08-31 | 2015-12-30 | 三一重型能源装备有限公司 | Wind power gear box lubrication cooling system and wind turbine generator set |
| CN105202163B (en) * | 2015-08-31 | 2019-02-15 | 三一重型能源装备有限公司 | A kind of wind turbine gearbox lubricating and cooling system and wind power generating set |
| CN112412704A (en) * | 2020-11-20 | 2021-02-26 | 田剑辉 | Power generation windmill with energy-saving and electricity-capacitance functions for power equipment |
| CN112761907A (en) * | 2021-02-02 | 2021-05-07 | 湘电风能有限公司 | Compact type generator set |
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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: 20100526 Termination date: 20120722 |