CN101702572A - Half-bridge power unit for wind-powered electricity generation - Google Patents

Half-bridge power unit for wind-powered electricity generation Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
wind
electricity generation
powered electricity
power unit
bridge power
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.)
Pending
Application number
CN200910213097A
Other languages
Chinese (zh)
Inventor
陈卫国
顾文潭
卜云峰
宋军会
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DAQO ELECTRIC Co Ltd
Original Assignee
DAQO ELECTRIC Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DAQO ELECTRIC Co Ltd filed Critical DAQO ELECTRIC Co Ltd
Priority to CN200910213097A priority Critical patent/CN101702572A/en
Publication of CN101702572A publication Critical patent/CN101702572A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/76Power conversion electric or electronic aspects

Landscapes

  • Wind Motors (AREA)

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

Half-bridge power unit for wind-powered electricity generation
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.
CN200910213097A 2009-11-11 2009-11-11 Half-bridge power unit for wind-powered electricity generation Pending CN101702572A (en)

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)

* Cited by examiner, † Cited by third party
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 合肥巨动力系统有限公司 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

Cited By (10)

* Cited by examiner, † Cited by third party
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 合肥巨动力系统有限公司 Water-cooled motor controller
WO2019205692A1 (en) * 2018-04-28 2019-10-31 合肥巨一动力系统有限公司 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

Similar Documents

Publication Publication Date Title
CN101702572A (en) Half-bridge power unit for wind-powered electricity generation
CN203851004U (en) Power unit structure for wind power current transformer
CN208849683U (en) A kind of (PCC) power suitable for megawatt-level wind power converter
CN201601594U (en) Half-bridge power unit of wind power generation equipment
CN113388854A (en) Circulating water utilization device for medium-pressure alkaline water electrolysis hydrogen production
CN217499436U (en) Distributed multi-port light storage direct-current electrolysis hydrogen production integrated system
CN202652082U (en) Large power solar energy three-phase grid connected inverter
CN102075067B (en) Module power unit of wind power converter
CN202798481U (en) Power device used for photovoltaic inverter
CN209488460U (en) Power modules and power electronic equipment
CN206060557U (en) A kind of water-cooling frequency converter inversion module structure
CN203056824U (en) Capacitor heat radiation type power unit for wind power current transformer
CN102723878B (en) High-power solar three-phase grid-connected inverter
CN201966789U (en) Wind energy converter module power unit
CN201726308U (en) Ultrahigh-power, high-voltage and variable-frequency soft-start power unit
CN207926520U (en) Junction box group of solar photovoltaic module
CN207283389U (en) A kind of fast insert-pull modular high-power current transformer
CN209134289U (en) A kind of device of the ripple reducing power supply and noise
CN221886287U (en) Water-cooling power unit
CN209930197U (en) Centralized photovoltaic inverter power unit
CN202940745U (en) Photovoltaic inverter
CN106301008B (en) A kind of water-cooling frequency converter rectification module structure
CN201674385U (en) Cascaded high-power high-voltage variable-frequency power unit
CN216929622U (en) Lithium electricity energy storage integrated system
CN211127535U (en) Water-cooling power unit for high-voltage four-quadrant frequency converter

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Open date: 20100505