CN101702572A - Half-bridge power unit for wind-powered electricity generation - Google Patents
Half-bridge power unit for wind-powered electricity generation Download PDFInfo
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- CN101702572A CN101702572A CN200910213097A CN200910213097A CN101702572A CN 101702572 A CN101702572 A CN 101702572A CN 200910213097 A CN200910213097 A CN 200910213097A CN 200910213097 A CN200910213097 A CN 200910213097A CN 101702572 A CN101702572 A CN 101702572A
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- China
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- wind
- electricity generation
- powered electricity
- power unit
- bridge power
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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
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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Abstract
The invention relates to a component structure of wind-powered electricity generation equipment, particularly to a half-bridge power unit of the wind-powered electricity generation equipment. The half-bridge power unit for wind-powered electricity generation comprises a shell body. An inner cavity of the shell body is divided into a front chamber and a back chamber by a baffle plate; a group of electrolytic capacitors are installed in the back space of the baffle plate; the front surface of the baffle plate is provided with a flat water cooling plate; the outer surface of the shell body is provided with a water inlet and a water outlet which are communicated with the inner cavity of the water cooling plate for leading in circulating cooling water; an IGBT power module is installed on the front side of the water cooling plate; and an absorption capacitor is installed on the front side of the IGBT power module. All the component elements are integrally installed on the basis of the shell body. The half-bridge power unit for wind-powered electricity generation has the advantages of compact structure, small space occupation, convenient manufacture and installation and reasonable arrangement of the water cooling plate and all the component elements, can be used for forcibly cooling each component element, enhances integration density, also enables each component element to have good heat dispersity and ensures running stability.
Description
Technical field
The present invention relates to the modular construction of wind power plant, specifically is a kind of half-bridge power unit for wind-powered electricity generation.
Background technology
Half-bridge power unit in the wind power plant is mounted in the generator of wind power plant and the parts of the current transformer between the electrical network, and it is used for realizing that the AC-to DC of input and output or direct current arrive the conversion that exchanges.Half-bridge power unit has generally included electrochemical capacitor group, IGBT power model, has absorbed parts such as electric capacity, I/O busbar, in the existing structure, these parts are installed respectively in wind power plant usually, and the installing space that not only takies is big, also are unfavorable for installing, overhaul and safeguard.
Summary of the invention
Technical problem to be solved by this invention is, provides that a kind of compact conformation, space hold are little, manufacturing and easy for installation, good heat dissipation effect, stable half-bridge power unit for wind-powered electricity generation.
Half-bridge power unit for wind-powered electricity generation of the present invention includes a housing, the housing inner chamber is divided into former and later two chambers by a dividing plate, one group of electrochemical capacitor is installed in the space of membrane backside, the dividing plate front surface is equipped with a flat cooled plate, have the entery and delivery port that is used for feeding recirculated cooling water that is communicated with the cooled plate inner chamber in housing outer surface, the cooled plate installed in front has the IGBT power model, and IGBT power model installed in front has absorption electric capacity.The I/O busbar that is used for inputing or outputing direct current and alternating current is installed in the housing sidepiece, and housing is stretched out in the end of I/O busbar.
Function elements such as electrochemical capacitor group of the present invention, IGBT power model, absorption electric capacity, I/O busbar are that baseset becomes to install with the housing, its compact conformation, little, the manufacturing and easy for installation of space hold; Its cooled plate and each part connection and reasonable arrangement can be forced cooling to each several part, make the each several part heat radiation good when improving integrated level, have guaranteed the stability of operation.
Description of drawings
Fig. 1 is a perspective view of the present invention;
Fig. 2 is the schematic diagram that is electrically connected of each several part of the present invention.
Embodiment
As shown in the figure, this half-bridge power unit for wind-powered electricity generation includes a housing 1, the housing inner chamber is divided into former and later two chambers by a dividing plate 2, one group of electrochemical capacitor 3 is installed in the space of membrane backside, the dividing plate front surface is equipped with a flat cooled plate 4, housing outer surface have be communicated with the cooled plate inner chamber be used for feeding advancing of recirculated cooling water, titting water outlet 5, the cooled plate installed in front has IGBT power model 6, IGBT power model installed in front has the electric capacity 7 of absorption, the I/O busbar 8 that is used for inputing or outputing direct current and alternating current is installed in the housing sidepiece, and housing is stretched out in the end of I/O busbar.Three I/O busbars 8 are respectively to exchange busbar, direct-flow positive pole busbar and direct current cathode bus bar.
Claims (2)
1. half-bridge power unit for wind-powered electricity generation, it is characterized in that: it includes a housing (1), the housing inner chamber is divided into former and later two chambers by a dividing plate (2), one group of electrochemical capacitor (3) is installed in the space of membrane backside, the dividing plate front surface is equipped with a flat cooled plate (4), have the water-in and water-out pipe joint (5) that is used for feeding recirculated cooling water that is communicated with the cooled plate inner chamber in housing outer surface, the cooled plate installed in front has IGBT power model (6), and IGBT power model installed in front has absorption electric capacity (7).
2. half-bridge power unit for wind-powered electricity generation according to claim 1 is characterized in that: the I/O busbar (8) that is used for inputing or outputing direct current and alternating current is installed in the housing sidepiece, and housing is stretched out in the end of I/O busbar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213097A CN101702572A (en) | 2009-11-11 | 2009-11-11 | Half-bridge power unit for wind-powered electricity generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213097A CN101702572A (en) | 2009-11-11 | 2009-11-11 | Half-bridge power unit for wind-powered electricity generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101702572A true CN101702572A (en) | 2010-05-05 |
Family
ID=42157471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910213097A Pending CN101702572A (en) | 2009-11-11 | 2009-11-11 | Half-bridge power unit for wind-powered electricity generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101702572A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012122881A1 (en) * | 2011-03-16 | 2012-09-20 | 辽宁荣信防爆电气技术有限公司 | Power unit in which power device sharing one water-cooling plate with capacitor |
| CN103051207A (en) * | 2012-07-31 | 2013-04-17 | 广东电网公司东莞供电局 | Injection enhanced gate transistor (IEGT)-based high-capacity water-cooled modular H-bridge structure for converter |
| CN105703631A (en) * | 2014-11-25 | 2016-06-22 | 上海联影医疗科技有限公司 | Gradient amplifier power unit, gradient amplifier and magnetic resonance imaging system |
| CN108401405A (en) * | 2018-04-28 | 2018-08-14 | 合肥巨动力***有限公司 | Water-cooled motor controller |
| CN109510474A (en) * | 2018-11-27 | 2019-03-22 | 江苏同芯电气科技有限公司 | A kind of large capacity inverter module that high current/high-voltage I GBT is directly in parallel |
| WO2021042348A1 (en) * | 2019-09-06 | 2021-03-11 | 舍弗勒技术股份两合公司 | Heat sink for use in inverter system and inversion module integrating heat sink |
-
2009
- 2009-11-11 CN CN200910213097A patent/CN101702572A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012122881A1 (en) * | 2011-03-16 | 2012-09-20 | 辽宁荣信防爆电气技术有限公司 | Power unit in which power device sharing one water-cooling plate with capacitor |
| CN103051207A (en) * | 2012-07-31 | 2013-04-17 | 广东电网公司东莞供电局 | Injection enhanced gate transistor (IEGT)-based high-capacity water-cooled modular H-bridge structure for converter |
| CN103051207B (en) * | 2012-07-31 | 2015-09-16 | 广东电网公司东莞供电局 | A kind of Large Copacity current transformer water cooling module H bridge construction based on IEGT |
| CN105703631A (en) * | 2014-11-25 | 2016-06-22 | 上海联影医疗科技有限公司 | Gradient amplifier power unit, gradient amplifier and magnetic resonance imaging system |
| CN105703631B (en) * | 2014-11-25 | 2018-12-25 | 上海联影医疗科技有限公司 | Gradient amplifier power cell, gradient amplifier and magnetic resonance imaging system |
| CN108401405A (en) * | 2018-04-28 | 2018-08-14 | 合肥巨动力***有限公司 | Water-cooled motor controller |
| WO2019205692A1 (en) * | 2018-04-28 | 2019-10-31 | 合肥巨一动力***有限公司 | Water-cooled motor controller |
| US11109518B2 (en) | 2018-04-28 | 2021-08-31 | Hefei Jee Power Systems, Co., Ltd. | Water-cooled motor controller |
| CN109510474A (en) * | 2018-11-27 | 2019-03-22 | 江苏同芯电气科技有限公司 | A kind of large capacity inverter module that high current/high-voltage I GBT is directly in parallel |
| WO2021042348A1 (en) * | 2019-09-06 | 2021-03-11 | 舍弗勒技术股份两合公司 | Heat sink for use in inverter system and inversion module integrating heat sink |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100505 |