CN213928650U

CN213928650U - Prevent nanometer fluid and deposit high-efficient wind power generation water cooling system

Info

Publication number: CN213928650U
Application number: CN202022940961.4U
Authority: CN
Inventors: 顾永久; 周年勇
Original assignee: Changzhou Yougu New Energy Technology Co ltd
Current assignee: Changzhou Yougu New Energy Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-10
Anticipated expiration: 2030-12-10

Abstract

The utility model provides a high-efficiency wind power generation water cooling system capable of preventing nanometer fluid from settling, which comprises a gear box cooler, a generator cooler, a converter cooler and a transformer cooler which are arranged in a wind power generator shell, and further comprises a mixing and stirring expansion tank, a pump and an external cabin cooler which are sequentially connected through pipelines; the mixing and stirring expansion tank is used for mixing and stirring the nano-flow cooling liquid and supplying the nano-flow cooling liquid to the gear box cooler, the generator cooler, the converter cooler and the transformer cooler under the action of the pump and the cabin external cooler. Nano-flow cooling liquid is sucked out from the mixing and stirring expansion tank under the action of a pump and enters an external cooler of the engine room to be cooled into low-temperature cooling liquid; then, the cooling liquid enters a main supply path, and the cooling liquid respectively enters a transformer cooler, a converter cooler, a gear box cooler and a generator cooler for heat exchange and temperature rise; the mixing and stirring expansion tank is used for stirring the nano-flow cooling liquid, and the heat exchange effect is prevented from being influenced by the precipitation of nano-particles.

Description

Prevent nanometer fluid and deposit high-efficient wind power generation water cooling system

Technical Field

The utility model relates to a wind power generation technical field specifically is a prevent high-efficient wind power generation water cooling system of nanometer fluid sediment.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components.

The working principle of the wind driven generator is as follows: the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator is driven by the wind wheel shaft to rotate to generate electricity.

In order to ensure the continuous and stable operation of the wind driven generator, the gear box, the generator, the converter and the transformer in the generator need to be respectively cooled by corresponding coolers. And in order to improve the cooling effect, the nano-flow is adopted as the cooling liquid, so that the temperature rise is fast, the heat dissipation is fast, the heat exchange effect is good, and the cost is low. However, after long-term use, the nanoparticles are easy to precipitate and accumulate, and the heat exchange effect is affected.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the technical problem of traditional aerogenerator when adopting the nano-flow coolant liquid, the nanoparticle deposits the accumulation easily, influences the heat transfer effect is solved.

The utility model provides a high-efficiency wind power generation water cooling system capable of preventing nanometer fluid from settling, which comprises a gear box cooler, a generator cooler, a converter cooler and a transformer cooler which are arranged in a wind power generator shell, and further comprises a mixing and stirring expansion tank, a pump and an external cabin cooler which are sequentially connected through pipelines;

the mixing and stirring expansion tank is used for mixing and stirring nano-flow cooling liquid and providing the nano-flow cooling liquid for the gear box cooler, the generator cooler, the converter cooler and the transformer cooler under the action of the pump and the cabin external cooler.

Nano-flow cooling liquid is sucked out from the mixing and stirring expansion tank under the action of a pump and enters an external cooler of the engine room to be cooled into low-temperature cooling liquid; then, the cooling liquid enters a main supply path, and respectively enters a transformer cooler, a converter cooler, a gear box cooler and a generator cooler for heat exchange and temperature rise, and finally flows into a mixing and stirring expansion tank; the mixing and stirring expansion tank is used for stirring the nano-flow cooling liquid, so that the heat exchange effect is prevented from being influenced by the precipitation of nano-particles; and the utility model discloses a one set of cooling arrangement just can satisfy the whole cooling demand of generator, the cost is reduced.

Further, the mixing and stirring expansion tank is divided into an air cavity and a cooling liquid cavity through a diaphragm, and the cooling liquid cavity is provided with a stirrer. The agitator is used for stirring the nano-flow coolant liquid, and the setting in air chamber and coolant liquid chamber makes the pressure in coolant liquid chamber remain stable to the cooling effect that makes the coolant liquid is more stable.

Further, the mixing and stirring expansion tank is also provided with a partition plate for separating the diaphragm from the stirrer. The baffle is used for reducing the impulsive force to the diaphragm after the agitator produces the mixed flow, avoids the diaphragm damaged.

Further, a filter is arranged at the outlet of the mixing and stirring expansion tank. The filter is used for preventing large particles from entering the pipeline to cause blockage.

Further, the generator cooler and the gearbox cooler are connected in series, and cooling liquid flows through the generator cooler and the gearbox cooler in sequence. The cooling liquid enters the gear box cooler after being heated by the generator cooler, so that the heat exchange temperature difference of the air cooler outside the engine room is improved, the heat exchange efficiency is improved, the structural size of the heat radiator outside the engine room is reduced, and the running flow of the system is reduced.

Further, the system also comprises a bypass pipeline which connects the cabin external cooler and the mixing and stirring expansion tank.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic diagram of the construction of a mixing and agitation expansion tank;

in the figure: 1. a gearbox cooler; 2. a generator cooler; 3. a converter cooler; 4. a transformer cooler; 5. a mixing and stirring expansion tank; 6. a pump; 7. an external cabin cooler; 8. a filter; 9. a bypass line; 51. a diaphragm; 52. an air chamber; 53. a cooling fluid chamber; 54. a stirrer; 55. a separator.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in figure 1, the utility model relates to a prevent nanometer fluid and deposit high-efficient wind power generation water cooling system, including setting up gear box cooler 1, generator cooler 2, converter cooler 3 and transformer cooler 4 in wind power generator housing, still include the mixed stirring expansion tank 5, pump 6 and the cabin outer cooler 7 that connect gradually through the pipeline, still be equipped with bypass pipeline 9 between cabin outer cooler 7 and the mixed stirring expansion tank 5. The generator cooler 2, the converter cooler 3, the transformer cooler 4 and the bypass line 9 are arranged in parallel, and the gearbox cooler 1 and the generator cooler 2 are arranged in series. The cooling liquid enters the gear box cooler 1 after being heated by the generator cooler 2, so that the heat exchange temperature difference of the air cooler outside the engine room is improved, the heat exchange efficiency is improved, the structural size of the heat radiator outside the engine room is reduced, and the operation flow of the system is reduced. The bypass line 9 is used for the excess cooling liquid to flow into the mixing and stirring expansion tank 5.

As shown in fig. 2, the mixing and stirring expansion tank 5 is partitioned into an air chamber 52 and a cooling liquid chamber 53 by a diaphragm 51, and the cooling liquid chamber 53 is provided with a stirrer 54. The outlet of the mixing and stirring expansion tank 5 is provided with a filter 8 for preventing large particles from entering the pipeline to cause blockage. The stirrer 54 is used for stirring the nano-flow cooling liquid, and the air cavity 52 and the cooling liquid cavity 53 are arranged to keep the pressure of the cooling liquid cavity 53 stable, so that the cooling effect of the cooling liquid is more stable. The mixing and stirring expansion tank 5 is further provided with a partition 55 for partitioning the diaphragm 51 and the stirrer 54. The partition plate 55 is used to reduce the impact on the diaphragm 51 after the mixed flow is generated by the stirrer 54, and to prevent the diaphragm 51 from being damaged.

The nano-flow cooling liquid is sucked out from the mixing and stirring expansion tank 5 under the action of the pump 6 and enters the cooler 7 outside the engine room to be cooled into low-temperature cooling liquid; then, the cooling liquid enters a main supply path, and respectively enters a transformer cooler 4, a converter cooler 3, a gear box cooler 1 and a generator cooler 2 for heat exchange and temperature rise, and finally flows into a mixing and stirring expansion tank 5; the mixing and stirring expansion tank 5 is used for stirring the nano-flow cooling liquid, so that the heat exchange effect is prevented from being influenced by nano-particle precipitation; and the utility model discloses a one set of cooling arrangement just can satisfy the whole cooling demand of generator, the cost is reduced.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a prevent nanometer fluid deposit high-efficient wind power generation water cooling system, includes gear box cooler (1), generator cooler (2), converter cooler (3) and transformer cooler (4) that set up in wind power generator housing, its characterized in that: the device also comprises a mixing and stirring expansion tank (5), a pump (6) and an external cabin cooler (7) which are sequentially connected through pipelines;

the mixing and stirring expansion tank (5) is used for mixing and stirring nano-flow cooling liquid and providing the nano-flow cooling liquid for the gear box cooler (1), the generator cooler (2), the converter cooler (3) and the transformer cooler (4) under the action of the pump (6) and the cabin external cooler (7).

2. The efficient wind power generation water cooling system capable of preventing nano-fluid from precipitating as claimed in claim 1, wherein: the mixing and stirring expansion tank (5) is divided into an air cavity (52) and a cooling liquid cavity (53) through a diaphragm (51), and the cooling liquid cavity (53) is provided with a stirrer (54).

3. The efficient wind power generation water cooling system capable of preventing the nano-fluid from precipitating as claimed in claim 2, wherein: the mixing and stirring expansion tank (5) is also provided with a partition plate (55) for separating the diaphragm (51) from the stirrer (54).

4. The efficient wind power generation water cooling system capable of preventing the nano-fluid from precipitating as claimed in claim 1, 2 or 3, wherein: and a filter (8) is arranged at the outlet of the mixing and stirring expansion tank (5).

5. The efficient wind power generation water cooling system capable of preventing nano-fluid from precipitating as claimed in claim 1, wherein: the generator cooler (2) and the gear box cooler (1) are connected in series, and cooling liquid flows through the generator cooler (2) and the gear box cooler (1) in sequence.

6. The efficient wind power generation water cooling system capable of preventing nano-fluid from precipitating as claimed in claim 1, wherein: the system also comprises a bypass pipeline (9) which is used for connecting the cooler (7) outside the engine room and the mixing and stirring expansion tank (5).