[go: up one dir, main page]

WO2012122881A1 - 一种功率器件与电容器共用一个水冷板的功率单元 - Google Patents

一种功率器件与电容器共用一个水冷板的功率单元 Download PDF

Info

Publication number
WO2012122881A1
WO2012122881A1 PCT/CN2012/071507 CN2012071507W WO2012122881A1 WO 2012122881 A1 WO2012122881 A1 WO 2012122881A1 CN 2012071507 W CN2012071507 W CN 2012071507W WO 2012122881 A1 WO2012122881 A1 WO 2012122881A1
Authority
WO
WIPO (PCT)
Prior art keywords
capacitor
water
cooling plate
power unit
power device
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.)
Ceased
Application number
PCT/CN2012/071507
Other languages
English (en)
French (fr)
Inventor
郭度厚
赵殿波
鲁俊
杨贵发
车前里
甄伟
吴君
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.)
LIAONING RONGXIN EX-PROOF ELEC-TECH Co Ltd
Original Assignee
LIAONING RONGXIN EX-PROOF ELEC-TECH 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 LIAONING RONGXIN EX-PROOF ELEC-TECH Co Ltd filed Critical LIAONING RONGXIN EX-PROOF ELEC-TECH Co Ltd
Publication of WO2012122881A1 publication Critical patent/WO2012122881A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927—Liquid coolant without phase change

Definitions

  • Power unit for sharing a water-cooled plate with a power device and a capacitor
  • the present invention relates to a converter power unit, and more particularly to a capacitor and power unit sharing a water cooled plate cooled power unit. Background technique
  • the object of the present invention is to provide a power unit in which a power device and a capacitor share a water-cooled plate.
  • the capacitor and the water-cooling plate adopt an integrated structure, and the capacitor and the power unit share a water-cooled plate for cooling, and the capacitor is cooled by water, and has a good heat dissipation effect and a compact structure.
  • a power unit in which a power device and a capacitor share a water-cooled plate, wherein the capacitor and the water-cooled plate are integrated, and the capacitor and the power unit share a water-cooled plate for cooling.
  • the integrated structure of the capacitor and the water-cooled plate makes the device compact and small in size; it is suitable for use in a working environment where the size of the device is small.
  • Capacitor and water-cooled plate adopt integrated structure, which is especially suitable for downhole applications with small volume requirements.
  • Figure 1 is a perspective structural view of the present invention
  • Fig. 2 is a front view of the present invention.
  • a power unit in which a power device and a capacitor share a water-cooled plate, the capacitor 9 and the water-cooling plate 11 are integrated, and the IGBT 10 is connected to the water-cooled plate 11.
  • the capacitor 9 shares a water-cooled plate 11 with the IGBT 10 for cooling.
  • the resistor 8 and the rectifier diode 7 are also assembled with the water-cooling plate 11 and cooled by the water-cooling plate 11.
  • the water-cooling plate has a water passage inside and a water joint 12 at the end.
  • the IGBT 10 is connected to the external incoming line through the composite plate 1 and the input copper busbar 2, the input socket 3, and the outlet end of the IGBT 10 is connected to the external output line through the output copper busbar 4 and the output socket 5, and the input copper busbar 2 and the output copper are input.
  • Row 4 is connected to a fast acting fuse 6 for protection.
  • the capacitor of the invention and the power unit share a water-cooled plate cooling, which solves the problem of thermal expansion of the capacitor and the explosion caused by the tropics; 2)
  • the integrated structure of the capacitor and the water-cooled plate makes the device compact and small in size; Small size requirements in a working environment.
  • the structure of the present invention is particularly suitable for use in a coal mine underground explosion-proof sealed converter and other confined environments where space is small.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Inverter Devices (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Description

一种功率器件与电容器共用一个水冷板的功率单元 技术领域
本发明涉及一种变流器功率单元，特别是一种电容器与功率单元共用一个水冷板冷却的 功率单元。 背景技术
现有技术中， 变流器（如变频器）功率单元等电气电子器件需采用自冷、 风冷、 热管散 热器、 水冷的方式进行冷却， 但是通常电容器一般不采用专门的冷却设施。 如电容器散热不 好， 会产生热膨胀， 严重时会发生爆炸。 特别是应用于防爆型变流器设备中， 电容器安装在 密闭的壳体中， 如产生的热量散发不出去， 将会带来很多危害。 发明内容
本发明的目的是提供一种功率器件与电容器共用一个水冷板的功率单元， 电容器与水冷 板采用一体结构， 电容与功率单元共用一个水冷板冷却， 电容器采用水冷却， 散热效果好， 结构紧凑。
为实现上述目的， 本发明通过以下技术方案实现：
一种功率器件与电容器共用一个水冷板的功率单元， 其特征在于， 电容器与水冷板采用 一体结构， 电容器与功率单元共用一个水冷板冷却。
与现有技术相比， 本发明的有益效果是-
1 ) 电容器与功率单元共用一个水冷板冷却， 解决了电容器受热膨胀的问题及受热带来 的爆炸等危害；
2) 电容器与水冷板采用一体结构， 使得装置结构紧凑， 体积小； 适用于对装置尺寸要 求小的工作环境中。
3 ) 电容器与水冷板采用一体结构， 容易实现装置的模块化设计， 易于安装、 运输。
4) 电容器与水冷板采用一体结构， 特别适用于防曝， 且体积要求小的井下场合。 附图说明
图 1是本发明的立体结构图；
图 2是本发明的主视图。
图中： 1-复合极板 2-输入铜排 3-输入插座 4-输出铜排 5-输出插座 6-快速熔断器 7-整流二极管 8-电阻 9-电容器 10-IGBT 11-水冷板 12-水接头 具体实施方式
见图 1、 图 2， 一种功率器件与电容器共用一个水冷板的功率单元， 电容器 9与水冷板 11采用一体结构， IGBT 10与水冷板 11相连接。 电容器 9与 IGBT 10共用一个水冷板 11 冷却。 电阻 8、 整流二极管 7也与水冷板 11装配在一起， 通过水冷板 11冷却， 水冷板内部 设有水通道， 端部设有水接头 12。
IGBT 10通过复合极板 1及输入铜排 2、 输入插座 3与外部进线相连接， IGBT 10的出 线端通过输出铜排 4、 输出插座 5与外部输出线连接， 输入铜排 2、 输出铜排 4连接起保护 作用的快速熔断器 6。
本发明电容器与功率单元共用一个水冷板冷却，解决了电容器受热膨胀的问题及受热带 来的爆炸等危害； 2) 电容器与水冷板采用一体结构， 使得装置结构紧凑， 体积小； 适用于 对装置尺寸要求小的工作环境中。
本发明的结构特别适用于煤矿井下防爆密闭的变流器中及其它空间狭小的密闭环境中。

Claims

权 利 要 求 书
1、 一种功率器件与电容器共用一个水冷板的功率单元， 其特征在于， 电容器与水冷板 采用一体结构， 电容器与功率单元共用一个水冷板冷却。
PCT/CN2012/071507 2011-03-16 2012-02-23 一种功率器件与电容器共用一个水冷板的功率单元 Ceased WO2012122881A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110063742.5 2011-03-16
CN2011100637425A CN102097921A (zh) 2011-03-16 2011-03-16 一种功率器件与电容器共用一个水冷板的功率单元

Publications (1)

Publication Number Publication Date
WO2012122881A1 true WO2012122881A1 (zh) 2012-09-20

Family

ID=44130828

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/071507 Ceased WO2012122881A1 (zh) 2011-03-16 2012-02-23 一种功率器件与电容器共用一个水冷板的功率单元

Country Status (2)

Country Link
CN (1) CN102097921A (zh)
WO (1) WO2012122881A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102097921A (zh) * 2011-03-16 2011-06-15 辽宁荣信防爆电气技术有限公司 一种功率器件与电容器共用一个水冷板的功率单元
CN105356763A (zh) * 2014-08-24 2016-02-24 沈阳国建精材科技发展有限公司 电渗大脉宽比正负脉冲防渗去湿电源
CN105763076A (zh) * 2016-05-12 2016-07-13 江苏力普电子科技有限公司 一种水冷型功率单元
CN106653368B (zh) * 2017-01-06 2018-11-23 上海鹰峰电子科技股份有限公司 一种水冷式薄膜电容器
CN111315182B (zh) * 2018-12-12 2022-02-08 台达电子工业股份有限公司 整合式电子装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101702572A (zh) * 2009-11-11 2010-05-05 大全电气有限公司 风电用半桥功率单元
CN101741227A (zh) * 2010-02-08 2010-06-16 浙江大学 水冷型三相二极管箝位型三电平逆变功率模块
CN102097921A (zh) * 2011-03-16 2011-06-15 辽宁荣信防爆电气技术有限公司 一种功率器件与电容器共用一个水冷板的功率单元
CN201985749U (zh) * 2011-03-16 2011-09-21 辽宁荣信防爆电气技术有限公司 一种功率器件与电容器共用一个水冷板的功率单元

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101478224B (zh) * 2008-09-26 2011-05-18 中国科学院近代物理研究所 大功率脉冲开关电源a型母排叠层方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101702572A (zh) * 2009-11-11 2010-05-05 大全电气有限公司 风电用半桥功率单元
CN101741227A (zh) * 2010-02-08 2010-06-16 浙江大学 水冷型三相二极管箝位型三电平逆变功率模块
CN102097921A (zh) * 2011-03-16 2011-06-15 辽宁荣信防爆电气技术有限公司 一种功率器件与电容器共用一个水冷板的功率单元
CN201985749U (zh) * 2011-03-16 2011-09-21 辽宁荣信防爆电气技术有限公司 一种功率器件与电容器共用一个水冷板的功率单元

Also Published As

Publication number Publication date
CN102097921A (zh) 2011-06-15

Similar Documents

Publication Publication Date Title
CN202533862U (zh) 一种低噪音的电脑散热设备
US8630090B2 (en) Heat dissipation device for power conversion module
JP6209790B2 (ja) ヒートシンク付き電子的構成要素ハウジング
CN105594312B (zh) 热沉设备、不间断电源和使用热沉设备的方法
CN103857264B (zh) 用于瞬态热管理的相变散热器
CN101600325B (zh) 一种密闭壳体电子设备的组合散热装置
WO2012122881A1 (zh) 一种功率器件与电容器共用一个水冷板的功率单元
CN102780386B (zh) 电子设备和具有电子设备的功率变换装置
TW201318550A (zh) 一種大功率高壓變頻器功率單元
EP2879475A1 (en) Solar inverter
CN106714518B (zh) 一种宽温热控装置
TW201318549A (zh) 散熱裝置
JP2019221048A5 (zh)
CN102065670A (zh) 防爆箱体散热方法及装置
CN104577809B (zh) 配电盘铜排散热装置
CN201985749U (zh) 一种功率器件与电容器共用一个水冷板的功率单元
Galins et al. Review of cooling solutions for compact electronic devices
CN109690763B (zh) 具有封闭壳体和冷却装置的开关柜
CN203466708U (zh) 一种防爆变频器
CN201947591U (zh) 防爆箱体散热装置
CN201749763U (zh) 一种嵌入式电抗器散热装置
JP2015177711A (ja) 配電盤
CN204906945U (zh) 具有阻尼性质的散热装置
CN106856375B (zh) 逆变器装置
CN108495535A (zh) 一种模块串联型高压变频器水冷式散热器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12758305

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A SENT ON 11.3.14).

122 Ep: pct application non-entry in european phase

Ref document number: 12758305

Country of ref document: EP

Kind code of ref document: A1