CN203119741U - Inverter cabinet of photovoltaic inverter - Google Patents
Inverter cabinet of photovoltaic inverter Download PDFInfo
- Publication number
- CN203119741U CN203119741U CN 201220748367 CN201220748367U CN203119741U CN 203119741 U CN203119741 U CN 203119741U CN 201220748367 CN201220748367 CN 201220748367 CN 201220748367 U CN201220748367 U CN 201220748367U CN 203119741 U CN203119741 U CN 203119741U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- photovoltaic
- reactor
- door
- module
- 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 - Lifetime
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 abstract 1
- 240000007320 Pinus strobus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The utility model provides an inverter cabinet of a photovoltaic inverter. The inverter cabinet is a cabinet body which is provided with a partition plate and a door, and the cabinet body is divided into an upper body and a lower body in which a power unit and a reactor unit are placed respectively. Heat dissipation channels of two heating elements, which are a power module and a reactor, inside the cabinet body do not interfere with each other, thereby being good in the effect of heat dissipation. The inverter cabinet provided by the utility model well solves a generally existing problem of heat dissipation of inverter cabinets. Meanwhile, the power module assembly and the reactor are separated from other parts of the cabinet, thereby greatly improving the electromagnetic shielding effect.
Description
Technical field
The utility model relates to the inversion cabinet of generation of electricity by new energy, specifically relates to a kind of photovoltaic DC-to-AC converter inversion cabinet.
Background technology
Along with the pay attention to day by day of people to energy crisis and environmental protection; solar energy is more and more used as the reproducible energy of cleaning; in solar power generation, photovoltaic DC-to-AC converter is converted to the alternating current that can be incorporated into the power networks with the direct current that solar module produces.The inversion unit of photovoltaic DC-to-AC converter wherein is the core of whole device.At present general inversion cabinet all is placed on inversion unit and the reactor that plays filter action in the rack, and inversion unit and reactor are main pyrotoxins, cause the heat of components and parts in the inverter cabinet to interfere with each other, can not in time dispel the heat, influence radiating effect, cause components and parts to damage easily owing to in-cabinet temperature is too high, thereby influence the operate as normal of inverter.
In view of this, be necessary the structure of the photovoltaic DC-to-AC converter inversion cabinet of existing high and medium power is improved, improve radiating effect, technical scheme described below produces under this background.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the utility model provides a kind of good heat dissipation effect, can reduce significantly that the components and parts heat interferes with each other in the cabinet, long service life, photovoltaic DC-to-AC converter inversion cabinet safe and reliable to operation.
For achieving the above object, the utility model provides a kind of photovoltaic DC-to-AC converter inversion cabinet, and described inversion cabinet is the cabinet that is provided with dividing plate and door, and its improvements are: described cabinet is for placing the split up and down of power cell and reactor unit respectively.
Further, described power cell comprises three power module assemblies (6) of parallel placement.
Further, the upper and lower of described power module assembly is furnished with heat dissipation wind channel (11) and cooling fan (12) respectively; Upper spacer in the described dividing plate has the module outlet (4) corresponding with the module heat dissipating mouth of described power module assembly (6); Described heat dissipation wind channel (11) two ends link to each other with described module outlet (4) with described module heat dissipating mouth respectively; Have the module inlet (2) corresponding with described cooling fan (12) on the front and back door of described door.
Further, the position that is lower than division board (8) on the back door (13) of described door is provided with the radiator fan (10) of reactor (9) heat radiation into reactor unit; The corresponding position that is lower than with radiator fan (10) on the Qianmen (1) of described door has reactor air inlet (3).
Further, the inversion cabinet of described inversion cabinet for separating by steel division board (8).
Further, described power module assembly (6) comprises support electric capacity, power component and stack bus bar.
Compare with existing inversion cabinet, the beneficial effect that the utility model reaches is:
1. solved ubiquitous inversion cabinet heat radiation problem well: the heat dissipation channel mutually noninterfere of rack internal power module and reactor two big heater elements, good heat dissipation effect;
2. improved effectiveness: power module assembly, reactor and rack remainder are kept apart mutually, and effectiveness is good.
Description of drawings
Fig. 1 is inversion cabinet stereogram;
Fig. 2 is inversion cabinet rearview;
Fig. 3 is inversion cabinet stereogram;
Fig. 4 is inversion cabinet front view;
Fig. 5 is inversion cabinet left view;
Reference numeral: 1-Qianmen; 2-module inlet; 3-reactor air inlet; 4-module outlet; 5-dividing plate; 6-power module assembly; 7-cabinet; 8-division board; 9-reactor; 10-radiator fan; 11-module heat dissipating air channel; 12-cooling fan; 13-back door.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail;
The utility model provides a kind of high-power photovoltaic DC-to-AC converter inversion cabinet, comprises cabinet, power module assembly 6, module heat dissipating air channel 11, reactor 9, division board 8, cooling fan 12 and radiator fan 10.
Fig. 1 and Fig. 2 are respectively inversion cabinet stereogram and inversion cabinet rearview, as Fig. 1 or shown in Figure 2, inversion cabinet cabinet is provided with lower clapboard, left and right sides dividing plate and front and back door, the upper spacer of cabinet has module outlet 4, have module inlet 2 and reactor air inlet 3 on the cabinet Qianmen 1, have module inlet 2 and radiator fan 10 on the cabinet back door 13, the inversion cabinet left and right sides is equipped with the dividing plate 5 that separates with neighboring cabinet.
Fig. 3 and Fig. 4 are respectively inversion cabinet stereogram (door and dividing plate before and after hiding) and inversion cabinet front view (door and dividing plate before and after hiding), and as shown in the figure, division board 8 is divided into two parts up and down with space in the rack, and division board 8 is steel plate.Division board 8 works to support power module assembly, upper and lower two big thermals source can be carried out heat simultaneously and isolate, and can also carry out electromagnetic shielding to power module assembly 6 and reactor 9 effectively, makes it not disturb mutually; Simultaneously the inversion cabinet left and right sides is equipped with the dividing plate 5 that separates with neighboring cabinet, make rack up and down two parts become airtight relatively space separately, be conducive to power module assembly 6, reactor 9 and inverter remainder heat shielding and electromagnetic shielding each other.
Top parallel placement inversion unit power module assembly 6, power module assembly 6 quantity are three.Each power module assembly 6 is respectively equipped with module heat dissipating air channel 11 and cooling fan 12 up and down, and power module assembly 6 mainly comprises support electric capacity, power component and stack bus bar.Have module inlet 2 at Door of communication apparatus cabinet 1, back door 13 and cooling fan 12 corresponding positions, the position that the upper spacer of cabinet is corresponding with the module heat dissipating mouth has air outlet 4,11 two ends, module heat dissipating air channel link to each other with module outlet 4 with the module heat dissipating mouth respectively, form the heat dissipation channel of power module assembly.The heat dissipation path of module is front and back door air intakes, upwards air-out, as shown in Figure 5.
The reactor 9 that strobes is placed in the lower part.Two radiator fans 10 that dispel the heat for reactor 9 are installed on the back door 13 below of division board 8.Reactor air inlet 3 is opened on the Qianmen 1, and the position is lower than radiator fan 10, and the heat that such height configuration can produce reactor 9 better sheds, and the heat dissipation path of reactor is the Qianmen air intake, the back door air-out, as shown in Figure 5.
Fig. 5 is inversion cabinet left view (door and dividing plate before and after hiding), and arrow is represented air intake air-out situation in the inversion cabinet among the figure.
Should be noted that at last: above embodiment only be used for explanation the application technical scheme but not to the restriction of its protection range; although with reference to above-described embodiment the application is had been described in detail; those of ordinary skill in the field are to be understood that: those skilled in the art still can carry out all changes, revise or be equal to replacement to the embodiment of application after reading the application; these changes, revise or be equal to replacement, all within the claim protection range that application is awaited the reply.
Claims (6)
1. photovoltaic DC-to-AC converter inversion cabinet, described inversion cabinet are the cabinet that is provided with dividing plate and door, it is characterized in that: described cabinet is for placing the split up and down of power cell and reactor unit respectively.
2. a kind of photovoltaic DC-to-AC converter inversion cabinet as claimed in claim 1, it is characterized in that: described power cell comprises three power module assemblies (6) of parallel placement.
3. a kind of photovoltaic DC-to-AC converter inversion cabinet as claimed in claim 1, it is characterized in that: the upper and lower of described power module assembly is furnished with heat dissipation wind channel (11) and cooling fan (12) respectively;
Upper spacer in the described dividing plate has the module outlet (4) corresponding with the module heat dissipating mouth of described power module assembly (6);
Described heat dissipation wind channel (11) two ends link to each other with described module outlet (4) with described module heat dissipating mouth respectively;
Have the module inlet (2) corresponding with described cooling fan (12) on the front and back door of described door.
4. as claim 1 or 3 described a kind of photovoltaic DC-to-AC converter inversion cabinets, it is characterized in that: the position that is lower than division board (8) on the back door (13) of described door is provided with the radiator fan (10) of reactor (9) heat radiation into reactor unit;
The corresponding position that is lower than with radiator fan (10) on the Qianmen (1) of described door has reactor air inlet (3).
5. a kind of photovoltaic DC-to-AC converter inversion cabinet as claimed in claim 1 is characterized in that: the inversion cabinet of described inversion cabinet for separating by steel division board (8).
6. a kind of photovoltaic DC-to-AC converter inversion cabinet as claimed in claim 2 is characterized in that: described power module assembly (6) comprises and supports electric capacity, power component and stack bus bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748367 CN203119741U (en) | 2012-12-28 | 2012-12-28 | Inverter cabinet of photovoltaic inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220748367 CN203119741U (en) | 2012-12-28 | 2012-12-28 | Inverter cabinet of photovoltaic inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203119741U true CN203119741U (en) | 2013-08-07 |
Family
ID=48900054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220748367 Expired - Lifetime CN203119741U (en) | 2012-12-28 | 2012-12-28 | Inverter cabinet of photovoltaic inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203119741U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393739A (en) * | 2014-11-03 | 2015-03-04 | 浙江海得新能源有限公司 | Power cabinet heat dissipation system |
| CN112867366A (en) * | 2021-02-19 | 2021-05-28 | 阳光电源股份有限公司 | Cabinet air duct, cabinet assembly and photovoltaic inverter |
| WO2021207891A1 (en) * | 2020-04-13 | 2021-10-21 | 深圳市禾望电气股份有限公司 | Wind power converter |
-
2012
- 2012-12-28 CN CN 201220748367 patent/CN203119741U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393739A (en) * | 2014-11-03 | 2015-03-04 | 浙江海得新能源有限公司 | Power cabinet heat dissipation system |
| WO2021207891A1 (en) * | 2020-04-13 | 2021-10-21 | 深圳市禾望电气股份有限公司 | Wind power converter |
| CN112867366A (en) * | 2021-02-19 | 2021-05-28 | 阳光电源股份有限公司 | Cabinet air duct, cabinet assembly and photovoltaic inverter |
| US11871548B2 (en) | 2021-02-19 | 2024-01-09 | Sungrow Power Supply Co., Ltd. | Cabinet air duct, cabinet assembly and photovoltaic inverter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140731 Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE STATE GRID Free format text: FORMER OWNER: STATE GRID CORPORATION OF CHINA Effective date: 20140731 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Hui Inventor after: Wang Tong Inventor after: Miao Ya Inventor after: Song Fei Inventor after: Zhai Zhihua Inventor after: Tian Lei Inventor after: Tang Kan Inventor after: Yu Dezheng Inventor after: Zhu Lingzhi Inventor before: Zhou Hui Inventor before: Wang Tong Inventor before: Miao Ya Inventor before: Song Fei Inventor before: Zhai Zhihua Inventor before: Tian Lei Inventor before: Tang Kan Inventor before: Yu Dezheng |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHOU HUI WANG TONG MIAO YA SONG FEI ZHAI ZHIHUA TIAN LEI TANG KAN YU DEZHENG TO: ZHOU HUI WANG TONG MIAO YA SONG FEI ZHAI ZHIHUA TIAN LEI TANG KAN YU DEZHENG ZHU LINGZHI Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140731 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Patentee after: STATE GRID ANHUI ELECTRIC POWER Co. Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute Patentee before: State Grid Corporation of China |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
| CX01 | Expiry of patent term |