CN101334008A - Wind power generator main cooling system and working method - Google Patents
Wind power generator main cooling system and working method Download PDFInfo
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- CN101334008A CN101334008A CNA2007100426678A CN200710042667A CN101334008A CN 101334008 A CN101334008 A CN 101334008A CN A2007100426678 A CNA2007100426678 A CN A2007100426678A CN 200710042667 A CN200710042667 A CN 200710042667A CN 101334008 A CN101334008 A CN 101334008A
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- generator
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- heat exchanger
- cooling system
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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 invention relates to a wind power generation equipment, in particular to a main cooling system of a wind driven generator. The main cooling system of the wind driven generator provided by the invention comprises a hydraulic pressure station heat exchanger, an electric generator heat exchanger, a gearbox heat exchanger, a gearbox temperature controlling valve, a generator temperature controlling valve, a main cooler and a cooling pump, wherein, the dimensional length of the cooling plate of the main cooler is 1 to 2 percent larger than the length of the original cooling plate, the thickness is 2 to 3 percent larger than that of the original cooling plate, and the width is not changed. The invention also provides a working method for the main cooling system of the wind driven generator. Because the technical proposal is adopted, the heat radiation capability of the main cooling system of the wind driven generator is enhanced, the main cooling system of the wind driven generator is ensured to adapt to the work in low temperature environment, and simultaneously the cost is reduced.
Description
Technical field
The present invention relates to wind power plant, particularly wind-driven generator (abbreviation blower fan) main cooling system.
Background technique
At present, there is following problem in the blower fan main cooling system: the primary cooler heat dissipation potential is not high, and promptly coefficient of heat transfer is big inadequately, specifically be because: primary cooler Heat sink size is little, and Heat sink is of a size of 1238X1070X90; Cooling fan motor power is little, and rotating speed is low, is specially: 2.2KW, 750r/min; The inapplicable low temperature environment of pumping plant, operating temperature range only are-20 ℃ to+40 ℃; The cooler fan electromotor, inapplicable low temperature environment, operating temperature range only is-20 ℃ to+40 ℃.
Summary of the invention
The object of the present invention is to provide a kind of high blower fan main cooling system of suitable low temperature environment work, primary cooler heat dissipation potential that can overcome above-mentioned blower fan main cooling system defective.
Another object of the present invention is to provide the method for work of this wind power generator main cooling system.
Realize that the object of the invention technological scheme is: a kind of wind power generator main cooling system, comprise the hydraulic station heat exchanger, the generator heat exchanger, the gear-box heat exchanger, the gear-box thermostat valve, the generator thermostat valve, primary cooler and coolant pump, the generator heat exchanger, gear-box heat exchanger water outlet is connected with gear-box thermostat valve the corresponding interface with the generator thermostat valve respectively, hydraulic station heat exchanger water outlet is connected with primary cooler, the primary cooler water intake is connected with hot-water line, the primary cooler water outlet is connected with the coolant pump import, coolant pump water outlet and hydraulic station heat exchanger, the generator heat exchanger, gear-box heat exchanger water intake connects respectively, wherein, the Heat sink dimensions length of described primary cooler is than the big 1%-2% of length of original Heat sink, thickness is than the big 2%-3% of thickness of original Heat sink, and width is constant.
The described coolant pump of described wind power generator main cooling system adopts the cryopump of the medium temperature that can bear-40 ℃ to 120 ℃.Described primary cooler fan electromotor increases the heating tape to adapt to low temperature environment.The Heat sink boundary dimension of described primary cooler is the 1256X1070X113 millimeter.Described primary cooler fan motor rotational speed is more than or equal to 1000r/min.
A kind of method of work of wind power generator main cooling system:
When the liquid temperature in gear-box, the generator was lower than 25 ℃, the cooling liquid in gear-box, the generator directly was back to coolant circulation pump through its corresponding thermostat valve by-pass port, is pumped back gear-box, generator through coolant circulation pump again;
When the liquid temperature in gear-box, the generator is higher than 25 ℃, gear-box thermostat valve and generator thermostat valve are opened, and the cooling liquid in gear-box, the generator is sent to cooler through corresponding thermostat valve major loop mouth, after cooling, by cool cycles pumped back gear-box, generator;
Cooling liquid in the hydraulic station all is sent to the cooler cooling from start to finish, then by cool cycles pumped back hydraulic station.
Owing to adopted above-mentioned technical solution, blower fan main cooling system of the present invention has improved heat dissipation potential, makes the blower fan main cooling system can adapt to low temperature environment work, has reduced cost simultaneously.
Description of drawings
Fig. 1 is a wind power generator main cooling system schematic representation of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with drawings and embodiments:
A kind of wind power generator main cooling system, comprise the hydraulic station heat exchanger 4 that links to each other with hydraulic station 1, with generator 2 generator coupled heat exchangers 5, the gear-box heat exchanger 6 that links to each other with gear-box 3, gear-box thermostat valve 7, generator thermostat valve 8, primary cooler 9 and coolant pump 10, generator heat exchanger 5, gear-box heat exchanger 6 water outlets are connected with gear-box thermostat valve 7 the corresponding interface with generator thermostat valve 8 respectively, hydraulic station heat exchanger 4 water outlets are connected with primary cooler 9, primary cooler 9 water intakes are connected with hot-water line, primary cooler 9 water outlets are connected with coolant pump 10 imports, coolant pump 10 water outlets and hydraulic station heat exchanger 4, generator heat exchanger 5, gear-box heat exchanger 6 water intakes connect respectively, wherein, the Heat sink dimensions length of described primary cooler 9 is than the big 1%-2% of length of original Heat sink, thickness is than the big 2%-3% of thickness of original Heat sink, and width is constant.
The described coolant pump 10 of described wind power generator main cooling system adopts the cryopump of the medium temperature that can bear-40 ℃ to 120 ℃.Described primary cooler 9 fan electromotors increase the heating tape to adapt to low temperature environment.The Heat sink boundary dimension of described primary cooler 9 is the 1256X1070X113 millimeter.Described primary cooler 9 fan motor rotational speeds are more than or equal to 1000r/min.
A kind of method of work of wind power generator main cooling system:
When the liquid temperature in gear-box, the generator was lower than 25 ℃, the cooling liquid in gear-box, the generator directly was back to coolant circulation pump through its corresponding thermostat valve by-pass port, is pumped back gear-box, generator through coolant circulation pump again;
When the liquid temperature in gear-box, the generator is higher than 25 ℃, gear-box thermostat valve and generator thermostat valve are opened, and the cooling liquid in gear-box, the generator is sent to cooler through corresponding thermostat valve major loop mouth, after cooling, by cool cycles pumped back gear-box, generator;
Cooling liquid in the hydraulic station all is sent to the cooler cooling from start to finish, then by cool cycles pumped back hydraulic station.
Above embodiment is only for the usefulness that the present invention is described, but not limitation of the present invention, person skilled in the relevant technique, under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technological schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (6)
1, a kind of wind power generator main cooling system, comprise the hydraulic station heat exchanger, the generator heat exchanger, the gear-box heat exchanger, the gear-box thermostat valve, the generator thermostat valve, primary cooler and coolant pump, the generator heat exchanger, gear-box heat exchanger water outlet is connected with gear-box thermostat valve the corresponding interface with the generator thermostat valve respectively, hydraulic station heat exchanger water outlet is connected with primary cooler, the primary cooler water intake is connected with hot-water line, the primary cooler water outlet is connected with the coolant pump import, coolant pump water outlet and hydraulic station heat exchanger, the generator heat exchanger, gear-box heat exchanger water intake connects respectively, it is characterized in that, the Heat sink dimensions length of described primary cooler is than the big 1%-2% of length of original Heat sink, thickness is than the big 2%-3% of thickness of original Heat sink, and width is constant.
2, wind power generator main cooling system according to claim 1 is characterized in that, described coolant pump adopts the cryopump of the medium temperature that can bear-40 ℃ to+120 ℃.
3, wind power generator main cooling system according to claim 1 is characterized in that, described primary cooler fan electromotor increases the heating tape to adapt to low temperature environment.
According to each described wind power generator main cooling system of claim 1 to 3, it is characterized in that 4, the Heat sink boundary dimension of described primary cooler is the 1256X1070X113 millimeter.
According to each described wind power generator main cooling system of claim 1 to 3, it is characterized in that 5, described primary cooler fan motor rotational speed is more than or equal to 1000r/min.
6, a kind of method of work of wind power generator main cooling system:
When the liquid temperature in gear-box, the generator was lower than 25 ℃, the cooling liquid in gear-box, the generator directly was back to coolant circulation pump through its corresponding thermostat valve by-pass port, is pumped back gear-box, generator through coolant circulation pump again;
When the liquid temperature in gear-box, the generator is higher than 25 ℃, gear-box thermostat valve and generator thermostat valve are opened, and the cooling liquid in gear-box, the generator is sent to cooler through corresponding thermostat valve major loop mouth, after cooling, by cool cycles pumped back gear-box, generator;
Cooling liquid in the hydraulic station all is sent to the cooler cooling from start to finish, then by cool cycles pumped back hydraulic station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100426678A CN101334008A (en) | 2007-06-26 | 2007-06-26 | Wind power generator main cooling system and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100426678A CN101334008A (en) | 2007-06-26 | 2007-06-26 | Wind power generator main cooling system and working method |
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| Publication Number | Publication Date |
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| CN101334008A true CN101334008A (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100426678A Pending CN101334008A (en) | 2007-06-26 | 2007-06-26 | Wind power generator main cooling system and working method |
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| CN (1) | CN101334008A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951067A (en) * | 2010-08-13 | 2011-01-19 | 北京天源科创风电技术有限责任公司 | Heat radiation control method in water cooling system of aerogenerator |
| CN102518566A (en) * | 2011-11-30 | 2012-06-27 | 西安久和能源科技有限公司 | Centralized cooling system for wind turbine generator system |
| CN108223118A (en) * | 2017-12-25 | 2018-06-29 | 泰豪科技股份有限公司 | A kind of totally-enclosed Two-way Cycle cools down box generating set |
| CN108425813A (en) * | 2018-01-30 | 2018-08-21 | 云南能投海装新能源设备有限公司 | The wind turbine cooling device of wind power plant |
-
2007
- 2007-06-26 CN CNA2007100426678A patent/CN101334008A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951067A (en) * | 2010-08-13 | 2011-01-19 | 北京天源科创风电技术有限责任公司 | Heat radiation control method in water cooling system of aerogenerator |
| CN102518566A (en) * | 2011-11-30 | 2012-06-27 | 西安久和能源科技有限公司 | Centralized cooling system for wind turbine generator system |
| CN108223118A (en) * | 2017-12-25 | 2018-06-29 | 泰豪科技股份有限公司 | A kind of totally-enclosed Two-way Cycle cools down box generating set |
| CN108425813A (en) * | 2018-01-30 | 2018-08-21 | 云南能投海装新能源设备有限公司 | The wind turbine cooling device of wind power plant |
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| PB01 | Publication | ||
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Open date: 20081231 |