CN218760260U - Cooling system of wind driven generator - Google Patents
Cooling system of wind driven generator Download PDFInfo
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- CN218760260U CN218760260U CN202222132772.3U CN202222132772U CN218760260U CN 218760260 U CN218760260 U CN 218760260U CN 202222132772 U CN202222132772 U CN 202222132772U CN 218760260 U CN218760260 U CN 218760260U
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- 238000001816 cooling Methods 0.000 title claims abstract description 33
- 238000001914 filtration Methods 0.000 claims description 9
- 241000238631 Hexapoda Species 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000007664 blowing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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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
- F03D80/60—Cooling or heating of wind motors
- F03D80/602—Heat transfer circuits; Refrigeration circuits
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The utility model relates to a aerogenerator technical field specifically is an aerogenerator cooling system, include: a tower; a generator nacelle disposed on the tower; the air inlet part is arranged on one side of the generator cabin close to the blades and used for introducing air into the generator cabin to dissipate heat of electrical elements; the air outlet part is arranged on one side of the lower end of the tower, the temperature sensor is arranged on one side of the inside of the engine room of the generator, and the temperature sensor is used for detecting the temperature of the wind generating set and outputting a signal; centrifugal fan sets up air-out portion department, centrifugal fan is used for accepting temperature sensor's signal is opened or is closed according to wind generating set temperature is automatic, compares with prior art, and the cooling system structure that mentions in this practicality is simpler, easy to assemble, and the cost is lower, can improve wind generating set's radiating efficiency.
Description
Technical Field
The utility model relates to a aerogenerator technical field especially relates to an aerogenerator cooling system.
Background
Wind power generators are power generation devices that rely on capturing wind energy to convert kinetic energy into electrical energy. In modern large wind power generators, as the power generated by a single wind power generator increases, more and more heat is generated by heat generating components inside the wind power generator. In particular, a wind power generator installed in a high temperature environment for a long time is liable to malfunction when operating. The heat generating component of the wind generating set is mainly a generator positioned at the top of the wind generating set. Under the high-temperature environmental condition in summer, because ambient temperature is higher to wind generating set full power electricity generation for a long time, some spare parts such as generator will lose and dissipate in the unit inner space through the form of heat, wind generating set's whole temperature is higher.
For the air cooling system, in the prior art, a mode of introducing external air from the bottom of the tower is mostly adopted, the external air is utilized to dissipate heat of the wind generating set, the cooling effect is poor, or heat dissipation equipment is installed to dissipate heat of each electrical component in the cabin, the power supply source of the air cooling system is electric energy generated by the wind generating set or other external power supplies, and the cost is high. The utility model provides a simple structure, the cost is lower, can improve wind generating set radiating efficiency's aerogenerator cooling system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a aerogenerator cooling system to the adoption that proposes in solving above-mentioned background art introduces the air from the pylon bottom in prior art, and the cooling effect is not good, and installation heat radiation equipment carries out the problem that the heat dissipation is with high costs.
In order to achieve the above object, the utility model provides a following technical scheme: a wind turbine generator cooling system, characterized by: the method comprises the following steps:
a tower;
a generator nacelle disposed on the tower;
the air inlet part is arranged on one side of the generator cabin close to the blades and used for introducing air into the generator cabin to dissipate heat of electrical elements;
and the air outlet part is arranged on one side of the lower end of the tower.
Preferably, the air inlet portion includes:
the fan is fixedly installed at the root of the blade through bolts and rotates along with the blade;
the air inlet cover is sleeved at one end, close to the blades, of the generator cabin and used for introducing air blown by the fan into the generator;
and the air inlets are uniformly arranged on the upper side and the lower side of the generator shell and are arranged in the air inlet cover.
Preferably, the air-out portion includes:
the air outlets are uniformly arranged on one side of the bottom end of the tower;
the air outlet cover is arranged at the air outlet and is in a retractable shape to prevent rainwater from entering.
Preferably, the wind turbine cooling system further includes:
the temperature sensor is arranged on one side inside the generator cabin and is used for detecting the temperature of the wind generating set and outputting a signal;
and the centrifugal fan is arranged at the air outlet part and used for receiving the signal of the temperature sensor and automatically opening or closing according to the temperature of the wind generating set.
Preferably, the wind turbine cooling system further includes:
the filtering device is fixedly arranged on the air inlet part and is used for filtering particulate matters entering the air inlet part;
protection device sets up air-out portion department, protection device is for preventing birds or insects entering.
Preferably, the wind turbine cooling system further includes:
and the air guide cover is arranged at the joint of the generator cabin and the tower and is used for guiding the wind of the generator cabin to the wind outlet part at the lower end of the tower.
Compared with the prior art, the beneficial effects of the utility model are that:
a wind turbine cooling system, comprising: a tower; a generator nacelle disposed on the tower; the air inlet part is arranged on one side of the generator cabin close to the blades; and the air outlet part is arranged on one side of the lower end of the tower. The air inlet portion includes: the fan is fixedly installed at the root of the blade through bolts and rotates along with the blade; the air inlet cover is sleeved at one end, close to the blades, of the generator cabin and used for introducing air blown by the fan into the generator; and the air inlets are uniformly arranged on the upper side and the lower side of the generator shell and are arranged in the air inlet cover. The air-out portion includes: the air outlets are uniformly arranged on one side of the bottom end of the tower; the air outlet cover is arranged at the air outlet and is in a retractable shape to prevent rainwater from entering. Further comprising: the temperature sensor is arranged on one side inside the generator cabin and is used for detecting the temperature of the wind generating set and outputting a signal; and the centrifugal fan is arranged at the air outlet part and used for receiving the signal of the temperature sensor and automatically opening or closing according to the temperature of the wind generating set. Compared with the prior art, in the utility model, at blade bottom installation fan, it rotates to drive the fan through the blade rotation, the direction that the fan bloied is towards the air inlet cover, introduce the aerogenerator cabin with wind, dispel the heat to electrical component, the portion of airing exhaust is seted up in pylon bottom one side, and be equipped with the wind scooper, it discharges to lead out the portion of airing exhaust with wind in the cabin, current aerogenerator cooling system has been solved and has been adopted to introduce the air from the pylon bottom, the cooling effect is not good, installation radiating equipment carries out the problem that the heat dissipation is with high costs.
Drawings
FIG. 1 is a schematic side sectional view of the overall structure of the present invention;
FIG. 2 is a front view of the fan of the present invention;
in the figure:
1. a tower; 2. an air inlet cover; 3. an air inlet; 4. a blade; 5. a fan; 6. a filtration device; 7. an air outlet; 8. an air outlet cover; 9. a centrifugal fan; 10. a wind scooper; 11. a temperature sensor; 12. and a protection device.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1 and 2, the present invention provides an embodiment:
a wind turbine cooling system, comprising:
a tower 1;
a generator nacelle provided on the tower 1;
the air inlet part is arranged on one side of the generator cabin close to the blades 4 and is used for introducing air into the generator cabin to radiate electrical elements;
and the air outlet part is arranged on one side of the lower end of the tower frame 1.
In this example, be equipped with wind generating set in the generator cabin, air inlet portion and generator cabin intercommunication, air inlet portion dispel the heat to it.
In some embodiments of the present application, the air inlet portion includes:
a fan 5 fixedly mounted to the root of the blade 4 by bolts, the fan 5 rotating along with the blade 4;
the air inlet cover 2 is sleeved at one end, close to the blades 4, of the generator cabin, and the air inlet cover 2 is used for introducing air blown by the fan 5 into the generator;
and the air inlets 3 are uniformly arranged at the upper side and the lower side of the generator shell, and the air inlets 3 are arranged in the air inlet cover 2.
In this embodiment, the size of the fan 5 is related to the size of the blades 4, the fan 5 is designed to be most suitable for being installed at the bottom of the blades 4, the resistance to the rotation of the blades 4 is reduced, the blades 4 are fixedly connected with a transmission shaft of a generator, the blades 4 rotate under the acceleration of wind and the transmission shaft, the fan 5 is driven to rotate when the blades 4 rotate, and the fan 5 and the blades 4 can be detached.
In some embodiments of this application, air-out portion includes:
the air outlets 7 are uniformly arranged on one side of the bottom end of the tower frame 1;
the air outlet cover 8 is arranged at the air outlet 7, and the shape of the air outlet cover 8 is a contraction type rainwater prevention cover.
In some embodiments of the present application, the wind turbine cooling system further comprises:
the temperature sensor 11 is arranged on one side inside the generator cabin, and the temperature sensor 11 is used for detecting the temperature of the wind generating set and outputting a signal;
and the centrifugal fan 9 is arranged at the air outlet part, and the centrifugal fan 9 is used for receiving a signal of the temperature sensor 11 and automatically opens or closes according to the temperature of the wind generating set.
In this embodiment, centrifugal fan 9 is used for when fan 5 radiating effect is not good, and temperature sensor 11 detects wind generating set's temperature higher, sends signal to centrifugal fan 9, and centrifugal fan 9 is automatic to be opened, dispels the heat to wind generating set, and after the temperature reduced, temperature sensor 11 sends corresponding signal, and centrifugal fan 9 closes.
In some embodiments of the present application, the wind turbine cooling system further comprises:
the filtering device 6 is fixedly arranged on the air inlet part, and the filtering device 6 is used for filtering out particulate matters entering the air inlet part;
In some embodiments of the present application, the cooling system of a wind turbine further comprises:
and the air guide cover 10 is arranged at the joint of the generator cabin and the tower 1, and the air guide cover 10 is used for guiding the wind in the generator cabin to the wind outlet part at the lower end of the tower 1.
By applying the technical scheme, when the wind power generation cooling system dissipates heat, the blades 4 rotate to drive the fan 5 to rotate, the blowing direction of the fan 5 faces to the air inlet part, the air inlet cover 2 prevents air leakage, the air inlets 3 are arranged on two sides of the cabin of the wind power generator, air enters the cabin of the wind power generator to dissipate heat of electrical components, the air guide cover 10 guides the air into the air outlet part at the bottom of the tower frame 1, the air outlet part is provided with the air outlet 7 and the air outlet cover 8, when the heat dissipation capability of the fan 5 in the cabin is insufficient, the temperature sensor 11 is arranged in the cabin, when the temperature in the cabin is too high, the temperature sensor 11 sends a signal to the centrifugal motor, the centrifugal motor is started to increase wind power, the generator cabin dissipates heat, when the temperature is reduced, the temperature sensor 11 sends a signal again, and the centrifugal motor is closed, so that the effective operation of the cooling system of the wind power generator is ensured, and the operation time of the motor is saved.
According to the first concept of the application, the position of the air outlet part of the air inlet part is improved, the air inlet part is arranged at the middle position of the blades 4 and the generator cabin, the fan 5 is installed at the bottom of the blades 4, the blades 4 rotate while the fan 5 rotates, air is introduced into the generator cabin to perform air cooling heat dissipation on electrical components, the air outlet part is arranged on one side of the bottom end of the tower frame 1, a centrifugal motor is further arranged at the air outlet part, when the air blowing heat dissipation capacity of the fan 5 is insufficient, the temperature sensor 11 sends a signal to the centrifugal motor, the centrifugal motor is started, an air guide cover 10 is arranged at the joint of the tower frame 1 and the cabin and guides the air from the air inlet part to the air outlet part, so that the cables and the electrical components in the tower frame 1 are cooled, the positions of the air inlet part and the air outlet part are improved, the fan 5 is used for performing air cooling heat dissipation on the generator cabin by following the rotation of the blades 4, no external force is needed, and the structure is simple and convenient to install.
According to the second concept of the application, the structure of the cooling system is improved, a fan 5 is arranged at an air inlet part, the fan 5 is driven by blades 4 to rotate, the blowing direction of the fan 5 is the direction of an air inlet cover 2, the air inlet cover 2 prevents air from leaking, an air guide cover 10 is arranged between a tower frame 1 and a cabin, the air guide cover 10 guides air from the air inlet part to an air outlet part, the air outlet part is provided with an air outlet 7 and an air outlet cover 8, a filtering device 6 is arranged at the air inlet part and prevents the fan 5 from blowing particles and dust into a generator cabin, a protection device 12 is arranged at the air outlet part and prevents birds and insects from entering the tower frame 1, a temperature sensor 11 is further arranged in the wind driven generator cabin and detects the temperature of the cabin, when the temperature of the cabin is too high, the centrifugal motor is started to improve the heat dissipation capacity of the wind driven generator cabin, after the temperature is reduced, the temperature sensor 11 sends a signal to the centrifugal fan 9, the centrifugal fan 9 is closed, and the fan 5 follows the blades 4 to blow the wind driven generator cabin to dissipate heat.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A wind turbine cooling system, comprising:
a tower;
a generator nacelle disposed on the tower;
the air inlet part is arranged on one side of the generator cabin close to the blades and used for introducing air into the generator cabin to dissipate heat of electrical elements;
and the air outlet part is arranged on one side of the lower end of the tower.
2. The wind generator cooling system of claim 1, wherein the air intake comprises:
the fan is fixedly arranged at the root part of the blade through a bolt and is used for rotating along with the blade;
the air inlet cover is sleeved at one end, close to the blades, of the generator cabin and used for introducing air blown by the fan into the generator cabin;
and the air inlets are uniformly arranged on the upper side and the lower side of the generator cabin and are arranged in the air inlet cover.
3. The wind generator cooling system of claim 2, wherein the air outlet portion comprises:
the air outlets are uniformly arranged on one side of the bottom end of the tower;
the air outlet cover is arranged at the air outlet and is in a retractable shape to prevent rainwater from entering.
4. The wind generator cooling system of claim 1, further comprising:
the temperature sensor is arranged on one side inside the generator cabin and is used for detecting the temperature in the generator cabin and outputting a signal;
and the centrifugal fan is arranged at the air outlet part and is used for receiving the signal of the temperature sensor and automatically opening or closing according to the temperature in the engine room of the generator.
5. The wind generator cooling system of claim 3, further comprising:
the filtering device is fixedly arranged in front of the air inlet cover and is used for filtering particulate matters entering the air inlet part;
protection device sets up it is in to go out fan housing department, protection device is for preventing birds or insects entering.
6. The wind generator cooling system of claim 1, further comprising:
and the air guide cover is arranged at the joint of the generator cabin and the tower and is used for guiding the wind of the generator cabin to the wind outlet part at the lower end of the tower.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222132772.3U CN218760260U (en) | 2022-08-12 | 2022-08-12 | Cooling system of wind driven generator |
| DE202023104511.1U DE202023104511U1 (en) | 2022-08-12 | 2023-08-09 | A cooling system for wind turbines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222132772.3U CN218760260U (en) | 2022-08-12 | 2022-08-12 | Cooling system of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218760260U true CN218760260U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222132772.3U Active CN218760260U (en) | 2022-08-12 | 2022-08-12 | Cooling system of wind driven generator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218760260U (en) |
| DE (1) | DE202023104511U1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115681032A (en) * | 2022-11-03 | 2023-02-03 | 华能国际电力股份有限公司安徽风电分公司 | Heat dissipation system for wind driven generator |
| CN117862762B (en) * | 2024-03-12 | 2024-06-11 | 潍坊鑫恒钢结构工程有限公司 | Welding device for prefabricated steel structure |
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2022
- 2022-08-12 CN CN202222132772.3U patent/CN218760260U/en active Active
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2023
- 2023-08-09 DE DE202023104511.1U patent/DE202023104511U1/en active Active
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| Publication number | Publication date |
|---|---|
| DE202023104511U1 (en) | 2023-10-11 |
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