CN203851040U - Compact power module structure - Google Patents
Compact power module structure Download PDFInfo
- Publication number
- CN203851040U CN203851040U CN201420230490.XU CN201420230490U CN203851040U CN 203851040 U CN203851040 U CN 203851040U CN 201420230490 U CN201420230490 U CN 201420230490U CN 203851040 U CN203851040 U CN 203851040U
- Authority
- CN
- China
- Prior art keywords
- radiator
- cabinet
- capacitance group
- case
- power 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 - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 abstract 7
- 238000003475 lamination Methods 0.000 abstract 2
- 238000012423 maintenance Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000007306 turnover Effects 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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Inverter Devices (AREA)
Abstract
The utility model discloses a compact power module structure which comprises a case, a direct current bus capacitor group, a radiator and an IGBT module, wherein the direct current bus capacitor group, the radiator and the IGBT module are arranged in the case. The radiator is arranged on one side of the direct current bus capacitor group. The IGBT module is fixed on the radiator, and is connected with the direct current bus capacitor group through a lamination busbar. The direct current bus capacitor group is connected in parallel through the lamination busbar to form a capacitor group. The whole capacitor group is arranged on one side of the whole power module case body. The air inlet of the case is located on the front end of the case of the module structure, and is opposite to a radiating channel of the radiator in the case. The air outlet of the case is located on the rear end of the case, and is opposite to the radiating channel of the radiator in the case. An input interface, an output interface and all external interfaces and plug terminals of the module structure are located on the rear end of the case 1. Plug connection is used. The power module provided by the utility model effectively solves the problem of unreasonable layout of the power module in a photovoltaic inverter.
Description
Technical field
The utility model relates to the topology layout design field of power model, is specifically related to a kind of compact power module structure.
Background technology
Solar energy is a kind of emerging green energy resource, because it is clean, efficiently, never exhaustion and be not subject to region resource limitation, therefore have safe and reliable, noiseless, pollution-free, restriction less, the advantage such as failure rate is low, easy maintenance, can be widely used in the every field of social life, particularly be applied to pv grid-connected plant system.
But at present, for high-power photovoltaic synchronization contravariant device, in its topology layout, also there are a lot of irrational places, such as heat radiation is bad, it is oversize to go between, space availability ratio is low, installation and maintenance inconvenience etc., its main manifestations is as follows:
1. the heat dispersion of power model and casing is poor, and heat dispersion missionary society causes the thermal breakdown of switching power tube, in the time of the excess Temperature of casing, even can make the hydraulic performance decline of some device in system, finally causes whole system unstable;
2. in casing, the layout of device is unreasonable, makes the wiring between device more messy, is not easy to the inspection of line, and the long meeting that goes between has influence on the electricity function index of product.
3. the turnover connection jaws of device and other interface disunity, make operation and maintenance inconvenience, and space in casing is not reasonably utilized.
Utility model content
The problem existing in order to solve above-mentioned prior art, the purpose of this utility model is to provide a kind of compact power module structure, has effectively solved the irrational problem of power model layout in photovoltaic DC-to-AC converter.
To achieve these goals, the utility model is by the following technical solutions:
A kind of compact power module structure, comprise cabinet 1, be arranged on the dc-link capacitance group 2 in cabinet 1, radiator 3 and IGBT module 4, described radiator 3 is arranged on a side of dc-link capacitance group 2, described IGBT module 4 is fixed on radiator 3, and be connected with dc-link capacitance group 2 by stack bus bar 5, described dc-link capacitance group 2 is connected in parallel and is formed a capacitance group by stack bus bar 5, whole capacitance group is arranged on whole power model casing one side again and forms, the air inlet of described cabinet is positioned at modular structure cabinet 1 front end, just right with the heat dissipation channel of radiator 3 in cabinet 1, the air outlet of described cabinet is positioned at cabinet 1 rear end, just right with the heat dissipation channel of radiator 3 in cabinet 1.
Input interface, output interface and all external interfaces of described modular structure and insertion terminal is all positioned to the rear end of cabinet 1, adopts mutual-inserting type to connect.
The output of described IGBT module 4 adopts soft busbar 6 to be connected with the lead-out terminal of modular structure, and the employing copper bar 7 of described IGBT module 4 is exported.
Two input terminals of described dc-link capacitance group 2, as direct-flow input end of electric capacity.
Described dc-link capacitance group 2 is made up of side by side two row's electric capacity.
The utility model compared to the prior art, possesses following advantage:
1. the location layout between each device is reasonable, has effectively saved the space of power model.
2. between each module, adopt stack bus bar to connect, effectively reduced the lead-in inductance of circuit.
3. each input and output and other external interface are all positioned at box back, adopt mutual-inserting type to connect.
4. whole body structure is simple, layout is neat, and the line of box house is unified, and intermodule lead-in wire is short, and lead-in inductance is little.
Brief description of the drawings
Fig. 1 is the layout of the inner each parts of power model.
Fig. 2 is the connection layout of the inner each parts of power model.
Fig. 3 is heat dissipation channel figure.
Fig. 4 is module rear end input and output port layout.
Embodiment
Below in conjunction with embodiment, the utility model is described in more detail.
As depicted in figs. 1 and 2, a kind of compact power module structure of the utility model, comprise cabinet 1, be arranged on the dc-link capacitance group 2 in cabinet 1, radiator 3 and IGBT module 4, described radiator 3 is arranged on a side of dc-link capacitance group 2, described IGBT module 4 is fixed on radiator 3, and be connected with dc-link capacitance group 2 by stack bus bar 5, described dc-link capacitance group 2 is connected in parallel and is formed a capacitance group by stack bus bar 5, whole capacitance group is arranged on whole power model casing one side again and forms, the present embodiment dc-link capacitance group 2 is made up of side by side two row's electric capacity.Two input terminals of described dc-link capacitance group 2, as direct-flow input end of electric capacity, this terminal is drawn from the rear end of cabinet 1; Described IGBT module 4 adopts copper bar 7 to export, and the output of IGBT module 4 adopts soft busbar 6 to be connected with the lead-out terminal of power model, and the lead-out terminal of described power model is positioned at the rear end of modular tank, and adopts copper bar to export.
As shown in Figure 3, the air inlet of described cabinet is positioned at modular structure cabinet 1 front end, just right with the heat dissipation channel of radiator 3 in cabinet 1, and the air outlet of described cabinet is positioned at cabinet 1 rear end, also just right with the heat dissipation channel of radiator 3 in cabinet 1.
As shown in Figure 4, the input interface of described modular structure, output interface all design the rear end at casing.The input terminal of power model is positioned at the below of box back, is to draw from the input terminal of capacitance group, and the lead-out terminal of power model is positioned at the top of box back, draws from the lead-out terminal of casing.Each terminal of power model box back and inverter rack carry out being connected inserting, and this kind be to inserting the electrical connection that has not only realized power model and inverter system, and have realized the drawer type installation of power model in whole inverter rack.
Claims (5)
1. a compact power module structure, comprise cabinet (1), it is characterized in that: be arranged on the dc-link capacitance group (2) in cabinet (1), radiator (3) and IGBT module (4), described radiator (3) is arranged on a side of dc-link capacitance group (2), described IGBT module (4) is fixed on radiator (3), and be connected with dc-link capacitance group (2) by stack bus bar (5), described dc-link capacitance group (2) is connected in parallel and is formed a capacitance group by stack bus bar (5), whole capacitance group is arranged on whole power model casing one side again and forms, the air inlet of described cabinet is positioned at modular structure cabinet (1) front end, just right with the heat dissipation channel of radiator (3) in cabinet (1), the air outlet of described cabinet is positioned at cabinet (1) rear end, just right with the heat dissipation channel of radiator (3) in cabinet (1).
2. a kind of compact power module structure according to claim 1, is characterized in that: input interface, output interface and all external interfaces of described modular structure and insertion terminal is all positioned to the rear end of cabinet (1), adopts mutual-inserting type to connect.
3. a kind of compact power module structure according to claim 2, it is characterized in that: the output of described IGBT module (4) adopts soft busbar (6) to be connected with the lead-out terminal of modular structure, and the employing copper bar (7) of described IGBT module (4) is exported.
4. a kind of compact power module structure according to claim 2, is characterized in that: two input terminals of described dc-link capacitance group (2), and as direct-flow input end of electric capacity.
5. a kind of compact power module structure according to claim 1, is characterized in that: described dc-link capacitance group (2) is made up of side by side two row's electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420230490.XU CN203851040U (en) | 2014-05-06 | 2014-05-06 | Compact power module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420230490.XU CN203851040U (en) | 2014-05-06 | 2014-05-06 | Compact power module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203851040U true CN203851040U (en) | 2014-09-24 |
Family
ID=51564008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420230490.XU Expired - Fee Related CN203851040U (en) | 2014-05-06 | 2014-05-06 | Compact power module structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203851040U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576624A (en) * | 2014-12-29 | 2015-04-29 | 中国船舶重工集团公司第七一三研究所 | IGBT (insulated gate bipolar translator) module and output copper bar electrical connection structure |
| CN106159964A (en) * | 2015-04-22 | 2016-11-23 | 特变电工新疆新能源股份有限公司 | A kind of power model |
| CN108075619A (en) * | 2017-12-25 | 2018-05-25 | 北京天诚同创电气有限公司 | A kind of single-phase power module |
| CN110138238A (en) * | 2017-02-17 | 2019-08-16 | 许继电气股份有限公司 | A kind of power module |
| CN111262452A (en) * | 2018-11-30 | 2020-06-09 | 特科－西屋发动机公司 | High frequency medium voltage drive system for high speed machine applications |
| CN112421934A (en) * | 2020-11-12 | 2021-02-26 | 许继集团有限公司 | Packaging structure of IGBT power module and IGBT power module adopting same |
| WO2022152063A1 (en) * | 2021-01-18 | 2022-07-21 | 阳光电源（上海）有限公司 | Inverter |
-
2014
- 2014-05-06 CN CN201420230490.XU patent/CN203851040U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576624A (en) * | 2014-12-29 | 2015-04-29 | 中国船舶重工集团公司第七一三研究所 | IGBT (insulated gate bipolar translator) module and output copper bar electrical connection structure |
| CN104576624B (en) * | 2014-12-29 | 2018-10-19 | 中船重工海为郑州高科技有限公司 | A kind of IGBT module and output copper bar electric connection structure |
| CN106159964B (en) * | 2015-04-22 | 2020-10-27 | 特变电工新疆新能源股份有限公司 | Power module |
| CN106159964A (en) * | 2015-04-22 | 2016-11-23 | 特变电工新疆新能源股份有限公司 | A kind of power model |
| CN110138238B (en) * | 2017-02-17 | 2021-04-16 | 许继电气股份有限公司 | Power module |
| CN110289772A (en) * | 2017-02-17 | 2019-09-27 | 许继电气股份有限公司 | A kind of power module and the photovoltaic combining inverter using the module |
| CN110138238A (en) * | 2017-02-17 | 2019-08-16 | 许继电气股份有限公司 | A kind of power module |
| CN110289772B (en) * | 2017-02-17 | 2021-04-20 | 许继电气股份有限公司 | Power module and photovoltaic grid-connected inverter using same |
| CN108075619A (en) * | 2017-12-25 | 2018-05-25 | 北京天诚同创电气有限公司 | A kind of single-phase power module |
| CN111262452A (en) * | 2018-11-30 | 2020-06-09 | 特科－西屋发动机公司 | High frequency medium voltage drive system for high speed machine applications |
| CN112421934A (en) * | 2020-11-12 | 2021-02-26 | 许继集团有限公司 | Packaging structure of IGBT power module and IGBT power module adopting same |
| CN112421934B (en) * | 2020-11-12 | 2022-09-06 | 许继集团有限公司 | Packaging structure of IGBT power module and IGBT power module adopting same |
| WO2022152063A1 (en) * | 2021-01-18 | 2022-07-21 | 阳光电源（上海）有限公司 | Inverter |
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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 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |