CN203851004U - Power unit structure for wind power current transformer - Google Patents
Power unit structure for wind power current transformer Download PDFInfo
- Publication number
- CN203851004U CN203851004U CN201420189157.9U CN201420189157U CN203851004U CN 203851004 U CN203851004 U CN 203851004U CN 201420189157 U CN201420189157 U CN 201420189157U CN 203851004 U CN203851004 U CN 203851004U
- Authority
- CN
- China
- Prior art keywords
- water
- filled radiator
- coldplate
- capacitor array
- capacitance bracket
- 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
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 67
- 239000000498 cooling water Substances 0.000 claims description 28
- 239000002826 coolant Substances 0.000 claims description 7
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 6
- 238000001816 cooling Methods 0.000 abstract description 8
- 230000005855 radiation Effects 0.000 abstract description 3
- 238000003475 lamination Methods 0.000 abstract 3
- 230000000191 radiation effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- 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
- Y02E10/76—Power conversion electric or electronic aspects
Landscapes
- Inverter Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a power unit structure for a wind power current transformer; the power unit structure comprises a capacitor array, a water-cooled radiator, a power element IGBT and a driving assembly thereof arranged on a surface of the water-cooled radiator, and a lamination busbar; the capacitor array is fixed in a capacitor support; a cooling pipe is arranged in a bottom plate of the capacitor support; a first cooling plate is arranged on one side, connecting the water-cooled radiator, of the capacitor support; the first cooling plate connects a top plate of the capacitor support with the lamination busbar; a second cooling plate extending from the top plate of the capacitor support to the lamination busbar is arranged in a gap of the capacitor array; a third cooling plate is vertically arranged on the surface of the water-cooled radiator; the wind power current transformer has increased radiation area, thus improving heat radiation efficiency; the power unit structure is simple in structure, high in modularization level, good in radiation effect, and stable in performance.
Description
Technical field
The utility model relates to generation of electricity by new energy field, relates more specifically to a kind of power cell structure for wind electric converter.
Background technology
Wind energy, as a kind of clean regenerative resource, is more and more subject to the attention of countries in the world, and THE WIND ENERGY RESOURCES IN CHINA is abundant, and national policy was also vigorously supported Wind Power Generation Industry in recent years.Wind electric converter is one of key equipment of wind power generation, and power module assembly wherein turns on and off to realize the conversion between AC and DC by power ratio control element, has played the effect of rectification and inversion, is the core of whole device.In wind electric converter, power cell part is all the structure that is independent of cabinet, and cabinet internal heat generation device and power cell part are all to complete heat exchange by recirculated water, thereby reaches the object of heat radiation.As the core of wind electric converter, power cell when design is all generally only IGBT module to be carried out coolingly, and miscellaneous part is if electric capacity, busbar are due to respect to the little and consideration of not dispelling the heat of IGBT module heating amount.And it is actual under wind field ruuning situation, on-the-spot service conditions is complicated and changeable add windward tower and converter structure airtight, the heat of IGBT module can not be taken away completely, power cell internal calorific power builds up, simultaneously inner other devices of power cell also can generate heat as stack bus bar, electric capacity, when accumulation of heat will affect the performance of DC support electric capacity to a certain extent time, even damage device.High-power converter comprises electric capacity and the semiconductor device of a myriad of, so cooling whole current transformer is not pipe course.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of wind electric converter power cell structure and comprises: capacitor array, and described capacitor array is fixed in capacitance bracket; Described capacitance bracket comprises top board, sidewall and base plate, and described roof, sidewall and base plate limit the inner space for accommodating described capacitor array; On described top board, be provided with the opening passing for described capacitor array, described base plate is hollow platy structure, the inner cooling water pipe that is filled with cooling agent that arranges; Described cooling agent is for example water, arrange cooling water pipe at base plate interior, can reduce the temperature of described capacitance bracket inside, each electric capacity of described capacitor array is directly positioned on described base plate simultaneously, directly cooling described electric capacity of described base plate, avoids described capacitor array excess Temperature.
Water-filled radiator, it is fixedly connected with described capacitance bracket one side, is provided with power component IGBT and driven unit thereof on surface;
And laminated bus bars, it is connected with the both positive and negative polarity of described capacitor array and described power component IGBT respectively;
Wherein, the side that described capacitance bracket connects described water-filled radiator is provided with the first coldplate, and top board and described stack bus bar that it connects described capacitance bracket, be provided with cooling water pipe in described the first coldplate; The gap location of described capacitor array is also provided with the second coldplate that extends to described laminated bus bars from the top board of described capacitance bracket; Perpendicular to described water-filled radiator surface, the 3rd coldplate is set, it extends to described laminated bus bars.Arranging of described the first coldplate can absorb the heat that described capacitor array and described power component IGBT and driven unit thereof discharge simultaneously, connect top board and the described stack bus bar of described capacitance bracket due to described the first coldplate simultaneously, play the effect of making described stack bus bar, prevented the distortion of the described stack bus bar causing due to high temperature or other external force.
Preferably, described the second coldplate is at least one; In it, described cooling water pipe is connected to described water-filled radiator by triple valve.Described cooling water pipe is directly taken the cooling water of described water-filled radiator, and the winding displacement or the comb that reduce in described power cell structure are arranged, save space, put forward the degree of modularity.
Preferably, the described cooling water pipe of described capacitance bracket base plate, described the first coldplate and described the 3rd coldplate inside is all " S " type to be arranged, and connects on described water-filled radiator by triple valve.Described cooling water pipe is " S " type arranged, effectively increases area of dissipation, improves radiating efficiency.
Preferably, be provided with water inlet and delivery port on described water-filled radiator, it connects respectively water inlet pipe and outlet pipe, and described cooling water pipe interconnects and be connected to the water inlet pipe of described water-filled radiator.
Preferably, also comprise housing, described capacitor array, described capacitance bracket, described water-filled radiator, described stack bus bar and described power component IGBT and driven unit thereof all arrange with described housing in.
Preferably, described capacitance bracket is positioned at described housing one end and is fixed on described housing sidewall inner side, and described water-filled radiator is arranged at the interior other end relatively of described housing and is fixed on described capacitance bracket below.
Preferably, be provided with delivery port and water inlet on the wall of described housing, described delivery port and described water inlet are welded on described water-filled radiator, extend described surface of shell, connect described water inlet pipe and outlet pipe.
Wind electric converter described in the utility model is arranged cooling water pipe by power cell structure at base plate interior, can reduce the temperature of described capacitance bracket inside, at capacitor array gap part, the cooling described electric capacity of coldplate is set, and avoids described capacitor array excess Temperature.Arranging of described the first coldplate can absorb the heat that described capacitor array and described power component IGBT and driven unit thereof discharge simultaneously, connect top board and the described stack bus bar of described capacitance bracket due to described the first coldplate simultaneously, play the effect of making described stack bus bar, prevented the distortion of the described stack bus bar causing due to high temperature or other external force.Described cooling water pipe is directly taken the cooling water of described water-filled radiator, and the winding displacement or the comb that reduce in described power cell structure are arranged, save space, put forward the degree of modularity.Described cooling water pipe is " S " type arranged, effectively increases area of dissipation, improves radiating efficiency.Wind electric converter described in the utility model is simple in structure, and the degree of modularity is high, good heat dissipation effect, stable performance.
Brief description of the drawings
Fig. 1 is the structural representation of wind electric converter described in one of them embodiment of the utility model;
Fig. 2 is the cross section structure schematic diagram of described the first coldplate, the second coldplate and the 3rd coldplate of wind electric converter described in one of them embodiment of the utility model;
Fig. 3 is the structural representation of wind electric converter described in one of them embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, to make those skilled in the art can implement according to this with reference to specification word.
Embodiment mono-,
As shown in Figure 1 and Figure 2, wind electric converter described in the utility model comprises by power cell structure: capacitor array 100, and described capacitor array 100 is fixed in capacitance bracket 200; Described capacitance bracket 200 comprises top board 201, base plate 202 and sidewall, and described top board 201, base plate 202 and sidewall limit the inner space for accommodating described capacitor array 100; On described top board 201, be provided with the opening 203 passing for described capacitor array, described base plate 202 is hollow platy structure, the inner cooling water pipe 204 that is filled with cooling agent that arranges; Described cooling agent is for example water.
Water-filled radiator 300, it is fixedly connected with described capacitance bracket 200 1 sides, is provided with power component IGBT and driven unit 301 thereof on surface;
And laminated bus bars 400, it is connected with the both positive and negative polarity of described capacitor array 100 and described power component IGBT301 respectively;
Wherein, the side that described capacitance bracket 200 connects described water-filled radiator 300 is provided with the first coldplate 500, and it connects top board 201 and the described stack bus bar 400 of described capacitance bracket 200, in described the first coldplate 500, is provided with cooling water pipe 204; The gap location of described capacitor array 100 is also provided with the second coldplate 600, and described second coldplate 600 one end connect the top board 201 of described capacitance bracket 200, and the other end connects and supports described stack bus bar 400; Described the second coldplate 600 is at least one; In it, described cooling water pipe 204 is connected to described water-filled radiator 300 by triple valve.Described the second coldplate 600 supports described stack bus bar 400.
On the surface of described water-filled radiator 300, be also provided with the 3rd coldplate 700 perpendicular to described water-filled radiator surface, the free end of described the 3rd coldplate 700 supports described laminated bus bars 400.
The described cooling water pipe 204 of described capacitance bracket base plate, described the first coldplate and described the 3rd coldplate inside is all " S " type to be arranged, and connects on described water-filled radiator 300 by triple valve.
On described water-filled radiator 300, be provided with water inlet 302 and delivery port 303, it connects respectively water inlet pipe and outlet pipe, and described cooling water pipe 204 interconnects and be connected to the water inlet pipe of described water-filled radiator.
Wind electric converter described in the utility model also comprises housing, described capacitor array 100, described capacitance bracket 200, described water-filled radiator 300, described stack bus bar 400 and described power component IGBT and driven unit 301 thereof all arrange with described housing in.Described capacitance bracket 200 is positioned at described housing one end and is fixed on described housing sidewall inner side, and described water-filled radiator 300 is arranged at the interior other end relatively of described housing and is fixed on described capacitance bracket 200 belows.On the wall of described housing, be provided with delivery port and water inlet, described delivery port and described water inlet are welded on described water-filled radiator 300, extend described surface of shell, connect described water inlet pipe and outlet pipe.
Embodiment bis-
As shown in Figure 2 and Figure 3, wind electric converter described in the utility model comprises by power cell structure: capacitor array 100, and described capacitor array 100 is fixed in capacitance bracket 200; Described capacitance bracket 200 comprises top board 201, base plate 202 and sidewall, and described top board 201, base plate 202 and sidewall limit the inner space for accommodating described capacitor array 100; On described top board 201, be provided with the opening 203 passing for described capacitor array, described base plate 202 is hollow platy structure, the inner cooling water pipe 204 that is filled with cooling agent that arranges; Described cooling agent is for example water.
Water-filled radiator 300, it is fixedly connected with described capacitance bracket 200 1 sides, is provided with power component IGBT and driven unit 301 thereof on surface;
And laminated bus bars 400, it is connected with the both positive and negative polarity of described capacitor array 100 and described power component IGBT301 respectively;
Wherein, the side that described capacitance bracket 200 connects described water-filled radiator 300 is provided with the first coldplate 500, and it connects top board 201 and the described stack bus bar 400 of described capacitance bracket 200, in described the first coldplate 500, is provided with cooling water pipe 204; The gap location of described capacitor array 100 is also provided with the second coldplate 600, and described second coldplate 600 one end connect the top board 201 of described capacitance bracket 200, and the other end connects and supports described stack bus bar 400; Described the second coldplate 600 is at least one; In it, described cooling water pipe 204 is connected to described water-filled radiator 300 by triple valve.Described the second coldplate 600 supports described stack bus bar 400.Described capacitance bracket 200 is for having the housing of both ends open, and its sidewall is hollow out platy structure.
On the surface of described water-filled radiator 300, be also provided with the 3rd coldplate 700 perpendicular to described water-filled radiator surface, the free end of described the 3rd coldplate 700 supports described laminated bus bars 400.
Described capacitance bracket base plate, described the first coldplate and described the 3rd coldplate inside are provided with the platy structure of passage, and described cooling water pipe 204 is arranged in described passage, and connects on described water-filled radiator 300 by triple valve.
On described water-filled radiator 300, be provided with water inlet 302 and delivery port 303, it connects respectively water inlet pipe and outlet pipe, and described cooling water pipe 204 interconnects and be connected to the water inlet pipe of described water-filled radiator.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification and execution mode, it can be applied to the various fields of the present utility model that are applicable to completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend of describing.
Claims (7)
1. a wind electric converter power cell structure, is characterized in that, comprising:
Capacitor array, described capacitor array is fixed in capacitance bracket; Described capacitance bracket comprises top board, sidewall and base plate, and described top board, sidewall and base plate limit the inner space for accommodating described capacitor array; On described top board, be provided with the opening passing for described capacitor array, described base plate is hollow platy structure, the inner cooling water pipe that is filled with cooling agent that arranges;
Water-filled radiator, it is fixedly connected with described capacitance bracket one side, is provided with power component IGBT and driven unit thereof on surface;
Laminated bus bars, it is connected with the both positive and negative polarity of described capacitor array and described power component IGBT respectively;
Wherein, the side that described capacitance bracket connects described water-filled radiator is provided with the first coldplate, and top board and described stack bus bar that it connects described capacitance bracket, be provided with cooling water pipe in described the first coldplate; The gap location of described capacitor array is also provided with the second coldplate that extends to described laminated bus bars from the top board of described capacitance bracket;
Perpendicular to described water-filled radiator surface, the 3rd coldplate is set, it extends to described laminated bus bars.
2. wind electric converter power cell structure as claimed in claim 1, is characterized in that, described the second coldplate is at least one; In it, described cooling water pipe is connected to described water-filled radiator water-filled radiator by triple valve.
3. wind electric converter power cell structure as claimed in claim 1 or 2, it is characterized in that, the described cooling water pipe of described capacitance bracket base plate, described the first coldplate and described the 3rd coldplate inside is all " S " type to be arranged, and connects on described water-filled radiator by triple valve.
4. wind electric converter power cell structure as claimed in claim 1, it is characterized in that, on described water-filled radiator, be provided with water inlet and delivery port, it connects respectively water inlet pipe and outlet pipe, and described cooling water pipe interconnects and be connected to the water inlet pipe of described water-filled radiator.
5. wind electric converter power cell structure as claimed in claim 1, it is characterized in that, also comprise housing, described capacitor array, described capacitance bracket, described water-filled radiator, described stack bus bar and described power component IGBT and driven unit thereof all arrange with described housing in.
6. wind electric converter power cell structure as claimed in claim 5, it is characterized in that, described capacitance bracket is positioned at described housing one end and is fixed on described housing sidewall inner side, and described water-filled radiator is arranged at the interior other end relatively of described housing and is fixed on described capacitance bracket below.
7. wind electric converter power cell structure as claimed in claim 5, it is characterized in that, be provided with delivery port and water inlet on the wall of described housing, described delivery port and described water inlet are welded on described water-filled radiator, extend described surface of shell, connect described water inlet pipe and outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189157.9U CN203851004U (en) | 2014-04-17 | 2014-04-17 | Power unit structure for wind power current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189157.9U CN203851004U (en) | 2014-04-17 | 2014-04-17 | Power unit structure for wind power current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203851004U true CN203851004U (en) | 2014-09-24 |
Family
ID=51563974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420189157.9U Expired - Fee Related CN203851004U (en) | 2014-04-17 | 2014-04-17 | Power unit structure for wind power current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203851004U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467363A (en) * | 2014-12-10 | 2015-03-25 | 天水电气传动研究所有限责任公司 | High-power supply power converter |
| CN105119502A (en) * | 2015-08-21 | 2015-12-02 | 北京天诚同创电气有限公司 | Current transformer rectifying device |
| CN105958838A (en) * | 2016-06-08 | 2016-09-21 | 天津瑞能电气有限公司 | Laminated busbar assembly of wind power generation frequency converter |
| CN106376215A (en) * | 2015-07-22 | 2017-02-01 | 李尔公司 | Coldplate with integrated DC link capacitor for cooling thereof |
| CN106992691A (en) * | 2016-01-20 | 2017-07-28 | 法雷奥电机控制系统公司 | Particularly for the electronic equipment of motor vehicles |
| CN107786100A (en) * | 2016-08-30 | 2018-03-09 | 中车株洲电力机车研究所有限公司 | A kind of controller |
| CN107889430A (en) * | 2017-11-20 | 2018-04-06 | 李正梅 | The water-cooling radiating structure of new-energy automobile |
| CN110323058A (en) * | 2019-08-02 | 2019-10-11 | 北斗航天汽车（北京）有限公司 | A kind of novel modularized electric machine controller |
| CN110401384A (en) * | 2019-08-02 | 2019-11-01 | 北斗航天汽车（北京）有限公司 | A kind of Novel motor controller manufacturing method and electric machine controller |
| CN113453482A (en) * | 2020-03-26 | 2021-09-28 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
| CN114300266A (en) * | 2021-12-28 | 2022-04-08 | 臻驱科技（上海）有限公司 | Capacitor shell with heat dissipation function |
-
2014
- 2014-04-17 CN CN201420189157.9U patent/CN203851004U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467363A (en) * | 2014-12-10 | 2015-03-25 | 天水电气传动研究所有限责任公司 | High-power supply power converter |
| CN106376215B (en) * | 2015-07-22 | 2018-10-26 | 李尔公司 | The coldplate with integrated DC side capacitors for cooling down DC bus capacitor device |
| CN106376215A (en) * | 2015-07-22 | 2017-02-01 | 李尔公司 | Coldplate with integrated DC link capacitor for cooling thereof |
| CN105119502B (en) * | 2015-08-21 | 2017-10-10 | 北京天诚同创电气有限公司 | Current transformer rectifying device |
| CN105119502A (en) * | 2015-08-21 | 2015-12-02 | 北京天诚同创电气有限公司 | Current transformer rectifying device |
| CN106992691A (en) * | 2016-01-20 | 2017-07-28 | 法雷奥电机控制系统公司 | Particularly for the electronic equipment of motor vehicles |
| CN106992691B (en) * | 2016-01-20 | 2021-03-09 | 法雷奥电机控制系统公司 | Electronic device for a motor vehicle |
| CN105958838A (en) * | 2016-06-08 | 2016-09-21 | 天津瑞能电气有限公司 | Laminated busbar assembly of wind power generation frequency converter |
| CN107786100A (en) * | 2016-08-30 | 2018-03-09 | 中车株洲电力机车研究所有限公司 | A kind of controller |
| CN107786100B (en) * | 2016-08-30 | 2019-10-11 | 中车株洲电力机车研究所有限公司 | A kind of controller |
| CN107889430A (en) * | 2017-11-20 | 2018-04-06 | 李正梅 | The water-cooling radiating structure of new-energy automobile |
| CN107889430B (en) * | 2017-11-20 | 2019-05-28 | 南京金龙特种汽车有限公司 | The water-cooling radiating structure of new-energy automobile |
| CN110401384A (en) * | 2019-08-02 | 2019-11-01 | 北斗航天汽车（北京）有限公司 | A kind of Novel motor controller manufacturing method and electric machine controller |
| CN110401384B (en) * | 2019-08-02 | 2021-03-02 | 北斗航天汽车（北京）有限公司 | Novel motor controller manufacturing method and motor controller |
| CN110323058A (en) * | 2019-08-02 | 2019-10-11 | 北斗航天汽车（北京）有限公司 | A kind of novel modularized electric machine controller |
| CN113453482A (en) * | 2020-03-26 | 2021-09-28 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
| CN113453482B (en) * | 2020-03-26 | 2023-04-11 | 新疆金风科技股份有限公司 | Converter module, cooling system of converter module and wind generating set |
| CN114300266A (en) * | 2021-12-28 | 2022-04-08 | 臻驱科技（上海）有限公司 | Capacitor shell with heat dissipation function |
| CN114300266B (en) * | 2021-12-28 | 2024-05-24 | 臻驱科技（上海）有限公司 | Capacitor shell with heat dissipation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20180417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |