CN214069796U - Novel heat dissipation system of abb frequency converter inversion module in wind generating set - Google Patents
Novel heat dissipation system of abb frequency converter inversion module in wind generating set Download PDFInfo
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- CN214069796U CN214069796U CN202120169155.3U CN202120169155U CN214069796U CN 214069796 U CN214069796 U CN 214069796U CN 202120169155 U CN202120169155 U CN 202120169155U CN 214069796 U CN214069796 U CN 214069796U
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Abstract
The utility model relates to a wind generating set heat dissipation technical field specifically discloses a novel cooling system of abb converter contravariant module among wind generating set, including establishing the radiator fan in converter contravariant module bottom and establishing at the inside heat dissipation module of converter contravariant module, open one side of radiator fan has the air intake that is used for the air inlet, radiator fan and heat dissipation module intercommunication, heat dissipation module includes parallel arrangement's first fin, second fin and third fin, first fin, the exhaust fan has all been opened on the bottom and the upper portion of second fin and third fin, first fin, the both ends of second fin and third fin all can be dismantled and be connected with preceding integral type fin and the poor problem of traditional converter heat dissipation has been solved to this device of back integral type fin.
Description
Technical Field
The application wind generating set heat dissipation technical field specifically discloses a novel cooling system of abb converter contravariant module among wind generating set.
Background
In recent years, the installation of wind generating sets is increasing at home, and with the increase of markets, equipment is aged, and later-period service is more and more important; most of early devices are foreign products, and foreign suppliers with market changes in this year cannot provide spare parts in time and cannot provide solutions to problems in time.
The occupied amount of ABB frequency converters in a wind generating set is very large at present, and most of ABB frequency converters are subjected to a quality guarantee period; the design of the acs800-67 frequency converter adopted by the early ABB company has the advantages of compact size, high power, flexible expansion, convenient installation and the like, and is very popular in the market; but also expose many problems as the service life is prolonged; as the domestic units are not provided with air conditioners, the environment of most of China is severe, and the environmental temperature can reach about 60 ℃ when the units work in summer; the frequency converter works in a large current state, and the compact volume prevents the internal temperature from being released in time, so that the power output is limited; the fan at the bottom of the module has low power, air circulation is not smooth, the heat dissipation requirement cannot be met in the operation, the phenomenon of overheating and overflowing is common in summer, and the operation of the unit is seriously influenced. In view of the known defects, various proposals are adopted by various companies in recent years, but the effects are not ideal due to simple modification of the external environment, and the inventor provides a novel heat dissipation system for the abb inverter module of the frequency converter in the wind generating set.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve traditional converter poor problem of heat dissipation.
In order to achieve the above object, the present invention provides the following basic scheme:
a novel heat dissipation system of abb frequency converter inversion modules in a wind generating set comprises a heat dissipation fan arranged at the bottom of the frequency converter inversion modules and a heat dissipation module arranged in the frequency converter inversion modules, wherein one side of the heat dissipation fan is provided with an air inlet for air inlet, and the heat dissipation fan is communicated with the heat dissipation module;
the heat dissipation module comprises a first heat dissipation sheet, a second heat dissipation sheet and a third heat dissipation sheet which are arranged in parallel, exhaust fans are arranged at the bottoms and the upper portions of the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet, and the two ends of the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet are detachably connected with a front integrated heat dissipation sheet and a rear integrated heat dissipation sheet.
The principle and effect of this basic scheme lie in:
1. compared with the prior art, the utility model discloses improved in the aspect of the inside cooling system of converter contravariant module, because the fin is the main heat source of equipment, improve the heat-sinking capability through improving the fin, strengthen the ventilation and make the heat discharge fast, through structural change solution temperature unbalance cause overheated, overflow the problem.
2. Compared with the prior art, the air exhausting fan is additionally arranged at the bottom of the first radiating fin, the second radiating fin and the third radiating fin, so that the air circulation is accelerated, and the air flow quickly passes through the inner part of the radiating fins to quickly exhaust heat from the air outlet above.
3. Compared with the prior art, the device is additionally provided with the front integrated radiating fin and the rear integrated radiating fin, so that the radiating area is increased, the heat capacity is increased, and the temperature of the radiating fins is reduced.
4. Compared with the prior art, the device is compared with the traditional integrated design, and the device is provided with the first radiating fin, the second radiating fin and the third radiating fin, so that the wind is balanced, and the temperature is more balanced.
Further, a plurality of fixing screws are arranged on the surfaces of the front integrated radiating fin and the rear integrated radiating fin, and the front integrated radiating fin and the rear integrated radiating fin are in threaded connection with the first radiating fin, the second radiating fin and the third radiating fin through the fixing screws. And the quick mounting and dismounting are realized by utilizing the fixing screws.
Furthermore, the first radiating fin, the second radiating fin and the third radiating fin are all made of copper materials. The heat conductivity coefficient of the copper material is higher than that of the traditional aluminum alloy, and the heat conduction effect is better.
Further, the first cooling fin, the second cooling fin and the third cooling fin are combined into a whole. The integrated radiating fin has higher radiating efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of a novel heat dissipation system of an abb inverter module of a frequency converter in a wind turbine generator system according to an embodiment of the present application;
fig. 2 shows a working flow diagram of a heat dissipation module in a novel heat dissipation system of an abb inverter module in a wind turbine generator system according to an embodiment of the present application.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Reference numerals in the drawings of the specification include: the air conditioner comprises a frequency converter inversion module 1, a heat dissipation module 2, a heat dissipation fan 3, an air inlet 4, a total air outlet 5, a front integrated heat dissipation sheet 6, a rear integrated heat dissipation sheet 7, an exhaust fan 8, a fixing screw 9, a first heat dissipation sheet 10, a second heat dissipation sheet 11, a third heat dissipation sheet 12, a first air outlet 13, a second air outlet 14 and a third air outlet 15.
Examples are shown in fig. 1 and 2:
a abb novel cooling system of converter contravariant module among wind generating set, as shown in figure 1, including establishing the cooling fan 3 in the bottom of converter contravariant module 1 and establishing the inside cooling module 2 at converter contravariant module 1, the right side of cooling fan 3 is opened has the air intake 4 that is used for the air inlet, and cooling fan 3 communicates with cooling module 2. The heat radiation fan 3 sucks air from the outside through the air inlet 4, then the heat radiation air enters the heat radiation module 2 to realize heat radiation of the heat radiation module 2, the top of the inverter module 1 is provided with a total air outlet 5, and the total air outlet 5 is used for discharging hot air passing through the heat radiation module 2.
As shown in fig. 2, the heat dissipation module 2 includes a first heat dissipation plate 10, a second heat dissipation plate 11, and a third heat dissipation plate 12 that are arranged in parallel, and the first heat dissipation plate 10, the second heat dissipation plate 11, and the third heat dissipation plate 12 are integrated. The fin radiating efficiency of integration is more high-efficient, and exhaust fan 8 has all been opened on the bottom and the upper portion of first fin 10, second fin 11 and third fin 12, utilizes exhaust fan 8 to have accelerateed the circulation of air, makes the air current discharge fast with the air outlet of heat from the higher authority through the fin inside, and integral type fin 6 before first fin 10, second fin 11 and third fin 12's both ends all detachable connection have and back integral type fin 7, and is specific: the surfaces of the front integrated radiating fin 6 and the rear integrated radiating fin 7 are provided with a plurality of fixing screws 9, and the front integrated radiating fin 6 and the rear integrated radiating fin 7 are in threaded connection with a first radiating fin 10, a second radiating fin 11 and a third radiating fin 12 through the fixing screws 9. The quick mounting and dismounting are realized by utilizing the fixing screws 9, and the first radiating fin 10, the second radiating fin 11 and the third radiating fin 12 are all made of copper materials. The heat conductivity coefficient of the copper material is higher than that of the traditional aluminum alloy, and the heat conduction effect is better.
The specific implementation process comprises the following steps: firstly, a heat dissipation fan 3 sucks air from an air inlet 4 when the unit operates, the air is sent to the interior of a heat dissipation module 2, and finally the heat is discharged from a total air outlet 5 to take away the heat, secondly, when the air volume enters the heat dissipation module 2, the air with the heat enters a first heat dissipation sheet 10, a second heat dissipation sheet 11 and a third heat dissipation sheet 12 through an exhaust fan 8, a first air outlet 13 is formed at the top of the first heat dissipation sheet 10, a second air outlet 14 is formed at the top of the second heat dissipation sheet 11, a third air outlet 15 is formed at the top of the third heat dissipation sheet 12, hot air flows out from the first air outlet 13, the second air outlet 14 and the third air outlet 15 respectively, and finally the air volume flows out from the total air outlet 5 at the top end of a frequency converter inversion module 1, thirdly, the front integrated heat dissipation sheet 6 and the rear integrated heat dissipation sheet 7 are attached to the first heat dissipation sheet 10, the second heat dissipation sheet 11 and the third heat dissipation sheet 12 through fixing screws 9, this increases the heat dissipation capacity and also equalizes the temperature of the three fins.
The utility model accelerates the air circulation and the heat discharge by adding the exhaust fan 8; the method for changing the material, the volume and the structure of the radiating fin can effectively reduce the internal temperature of the module, increase the output current and reduce the unit faults, thereby improving the system stability, and the device solves the problem of poor radiating of the traditional frequency converter.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides a novel cooling system of abb converter contravariant module among wind generating set which characterized in that: the heat dissipation device comprises a heat dissipation fan arranged at the bottom of a frequency converter inversion module and a heat dissipation module arranged in the frequency converter inversion module, wherein one side of the heat dissipation fan is provided with an air inlet for air inlet, and the heat dissipation fan is communicated with the heat dissipation module;
the heat dissipation module comprises a first heat dissipation sheet, a second heat dissipation sheet and a third heat dissipation sheet which are arranged in parallel, exhaust fans are arranged at the bottoms and the upper portions of the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet, and the two ends of the first heat dissipation sheet, the second heat dissipation sheet and the third heat dissipation sheet are detachably connected with a front integrated heat dissipation sheet and a rear integrated heat dissipation sheet.
2. The novel heat dissipation system of abb inverter module in wind generating set according to claim 1, wherein the front and rear integrated heat sinks have a plurality of fixing screws on their surfaces, and the front and rear integrated heat sinks are screwed with the first, second and third heat sinks through the fixing screws.
3. The novel heat dissipation system of the abb inverter module in the wind generating set according to claim 1, wherein the first, second and third heat sinks are made of copper.
4. The novel heat dissipation system of the abb inverter module in the wind generating set according to claim 1, characterized in that: the first radiating fin, the second radiating fin and the third radiating fin are combined into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169155.3U CN214069796U (en) | 2021-01-21 | 2021-01-21 | Novel heat dissipation system of abb frequency converter inversion module in wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169155.3U CN214069796U (en) | 2021-01-21 | 2021-01-21 | Novel heat dissipation system of abb frequency converter inversion module in wind generating set |
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| Publication Number | Publication Date |
|---|---|
| CN214069796U true CN214069796U (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120169155.3U Active CN214069796U (en) | 2021-01-21 | 2021-01-21 | Novel heat dissipation system of abb frequency converter inversion module in wind generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN214069796U (en) |
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2021
- 2021-01-21 CN CN202120169155.3U patent/CN214069796U/en active Active
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