CN202978729U - Photovoltaic grid-connected inverter module structure - Google Patents
Photovoltaic grid-connected inverter module structure Download PDFInfo
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- CN202978729U CN202978729U CN 201220693998 CN201220693998U CN202978729U CN 202978729 U CN202978729 U CN 202978729U CN 201220693998 CN201220693998 CN 201220693998 CN 201220693998 U CN201220693998 U CN 201220693998U CN 202978729 U CN202978729 U CN 202978729U
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- China
- Prior art keywords
- absorption filter
- bipolar transistor
- film absorption
- filter capacitor
- mounting bracket
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- Expired - Lifetime
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- 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
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Abstract
The utility model provides a photovoltaic grid-connected inverter module structure comprising a mounting support, an insulating bipolar transistor and at least one film-absorbing filtering capacitor. Both of the insulating bipolar transistor and the film-absorbing filtering capacitor are arranged on the mounting support and are connected to a laminated busbar. The insulating bipolar transistor and at least one film-absorbing filtering capacitor are fixed on the mounting support to form a separate inverter module, so that an inverting structure part of a photovoltaic grid-connected inverter system can be divided into groups (adjusted according to the power), and the separate inverter module which is composed of a group of the insulating bipolar transistor and one film-absorbing filtering capacitor is connected by the laminated busbar. The photovoltaic grid-connected inverter module can be separately assembled, assembling, disassembling and repairing are convenient, electrical performance consumption and EMA (Electromagnetic Accelerometer) interference are reduced and efficiency is improved, and improvement of overall unit performance is benefited.
Description
Technical field
The utility model relates to the photovoltaic synchronization inverter system field, particularly relates to a kind of photovoltaic combining inverter modular structure.
Background technology
At present, as shown in Figure 1, photovoltaic synchronization inverter system structure in tradition is all to adopt all insulation bipolar transistors (IGBT) 20 ' and film absorption filter capacitor 30 ' all be installed together, and is aligned on a plane, from left to right be arranged on successively an iron plate 10 ' on.Photovoltaic synchronization inverter system is transformed by traditional ups power system, and the early stage work rate of ups power system in tradition is less, is all generally to arrange as shown in Figure 1, and photovoltaic synchronization inverter system has been continued to use the structure style of ups power system.
Yet, the original structures shape of photovoltaic synchronization inverter system it can not take apart separately maintenance, if insulation bipolar transistor (IGBT) damages, essential complete machine dismounting, inconvenient maintenance.The insulation bipolar transistor (IGBT) and the film absorption filter capacitor quantity that are exactly in addition high-power inverter are more, be arranged in order, the left and right distance is just distant, will cause loss larger according to electric property, efficient is lower, and EMA disturbs also larger.
The utility model content
The purpose of this utility model is to provide a kind of photovoltaic combining inverter modular structure, and it can effectively solve, and existing photovoltaic synchronization inverter system is safeguarded inconvenience, the electric property loss is large, efficient is low, EMA disturbs large problem.
For reaching this purpose, the utility model by the following technical solutions:
A kind of photovoltaic combining inverter modular structure, include a mounting bracket, insulation bipolar transistor and an at least one film absorption filter capacitor, this insulation bipolar transistor and film absorption filter capacitor all are installed on this mounting bracket, and this insulation bipolar transistor and film absorption filter capacitor are connected with a laminated bus.
As further preferred version, described insulation bipolar transistor and film absorption filter capacitor all are arranged on the same surface of mounting bracket.
As further preferred version, described mounting bracket is square.
As further preferred version, described mounting bracket vertical type arranges.
As further preferred version, described mounting bracket is brandreth.
As further preferred version, be provided with the two aforementioned film absorption filter capacitors of row on described mounting bracket.
As further preferred version, described each row's film absorption filter capacitor has three film absorption filter capacitors of interval setting side by side.
As further preferred version, described two row's film absorption filter capacitors are setting up and down, and this insulation bipolar transistor is positioned at the top of this two rows film absorption filter capacitor.
As further preferred version, described laminated bus covers the lateral surface of film absorption filter capacitor.
As further preferred version, be provided with connecting hole on described laminated bus.
The beneficial effects of the utility model are:
By an insulation bipolar transistor and at least one film absorption filter capacitor are fixed in independent inverter module of formation on a mounting bracket, make in photovoltaic synchronization inverter system the inverter structure part can be divided into several groups (by the watt level adjustment), every group of insulation bipolar transistor and film absorption filter capacitor are made an independent inverter module and are connected with laminated bus, the utility model can be installed separately, installation and removal are easy to maintenance, the electric property loss reduces, efficient improves, EMA disturbs minimizing, is beneficial to the raising overall performance.
Description of drawings
Fig. 1 is the structural representation of the photovoltaic synchronization inverter system of tradition;
Fig. 2 is the front view of the preferred embodiment of the utility model;
Fig. 3 is the end view of the preferred embodiment of the utility model.
In figure:
10 ', iron plate; 20 ', the insulation bipolar transistor; 30 ', the film absorption filter capacitor; 10, mounting bracket; 20, insulation bipolar transistor; 30, film absorption filter capacitor; 40, laminated bus; 41, connecting hole.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
See also Fig. 2 and shown in Figure 3, the concrete structure that it has demonstrated the preferred embodiment of the utility model includes a mounting bracket 10, insulation bipolar transistor (IGBT) 20 and an at least one film absorption filter capacitor 30.
Wherein, this mounting bracket 10 is square, these mounting bracket 10 vertical type settings, and this mounting bracket 10 is brandreth.
this insulation bipolar transistor 20 and film absorption filter capacitor 30 all are installed on this mounting bracket 10, this insulation bipolar transistor 20 and film absorption filter capacitor 30 are connected with a laminated bus 40, in the present embodiment, this insulation bipolar transistor 20 and film absorption filter capacitor 30 all are arranged on the same surface of mounting bracket 10, be provided with the two aforementioned film absorption filter capacitors 30 of row on this mounting bracket 10, this each row's film absorption filter capacitor 30 has three film absorption filter capacitors 30 of interval setting side by side, and, the two row's film absorption filter capacitors 30 that are somebody's turn to do are setting up and down, this insulation bipolar transistor 20 is positioned at the top of this two rows film absorption filter capacitor 30.
This laminated bus 40 covers the lateral surface of film absorption filter capacitor 30, is provided with connecting hole 41 on this laminated bus 40, is connected with the film absorption filter capacitor by this connecting hole 41 and the fixing bipolar transistor 20 of can realizing insulating of attachment screw to be connected with system.
When setting up photovoltaic synchronization inverter system, insulation bipolar transistor 20 and film absorption filter capacitor 30 are divided into several groups (by the watt level adjustment), every group is installed on respectively on a mounting bracket 10, make an inverter module, make insulation bipolar transistor 20 as far as possible close with film absorption filter capacitor 30, connection between them is made laminated bus 40 and is connected, this inverter module can be installed separately outside, more whole photovoltaic synchronization inverter system structure is screwed by the connecting hole 41 of laminated bus 40 with system after installing.
design focal point of the present utility model is: by an insulation bipolar transistor and at least one film absorption filter capacitor are fixed in independent inverter module of formation on a mounting bracket, make in photovoltaic synchronization inverter system the inverter structure part can be divided into several groups (by the watt level adjustment), every group of insulation bipolar transistor and film absorption filter capacitor are made an independent inverter module and are connected with laminated bus, the utility model can be installed separately, installation and removal are easy to maintenance, the electric property loss reduces, efficient improves, EMA disturbs minimizing, be beneficial to the raising overall performance.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described just in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection range.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection range of the present utility model.
Claims (10)
1. photovoltaic combining inverter modular structure, it is characterized in that: include a mounting bracket, insulation bipolar transistor and an at least one film absorption filter capacitor, this insulation bipolar transistor and film absorption filter capacitor all are installed on this mounting bracket, and this insulation bipolar transistor and film absorption filter capacitor are connected with a laminated bus.
2. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, described insulation bipolar transistor and film absorption filter capacitor all are arranged on the same surface of mounting bracket.
3. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, described mounting bracket is square.
4. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, described mounting bracket vertical type arranges.
5. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, described mounting bracket is brandreth.
6. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, is provided with the two aforementioned film absorption filter capacitors of row on described mounting bracket.
7. photovoltaic combining inverter modular structure according to claim 6, is characterized in that, described each row's film absorption filter capacitor has three film absorption filter capacitors of interval setting side by side.
8. photovoltaic combining inverter modular structure according to claim 7, is characterized in that, described two row's film absorption filter capacitors are setting up and down, and this insulation bipolar transistor is positioned at the top of this two rows film absorption filter capacitor.
9. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, described laminated bus covers the lateral surface of film absorption filter capacitor.
10. photovoltaic combining inverter modular structure according to claim 1, is characterized in that, is provided with connecting hole on described laminated bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693998 CN202978729U (en) | 2012-12-14 | 2012-12-14 | Photovoltaic grid-connected inverter module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693998 CN202978729U (en) | 2012-12-14 | 2012-12-14 | Photovoltaic grid-connected inverter module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202978729U true CN202978729U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220693998 Expired - Lifetime CN202978729U (en) | 2012-12-14 | 2012-12-14 | Photovoltaic grid-connected inverter module structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202978729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980916A (en) * | 2019-04-20 | 2019-07-05 | 江苏驭创高铁节能科技有限公司 | A kind of raising frequency converter immunity module device |
-
2012
- 2012-12-14 CN CN 201220693998 patent/CN202978729U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980916A (en) * | 2019-04-20 | 2019-07-05 | 江苏驭创高铁节能科技有限公司 | A kind of raising frequency converter immunity module device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |