JP6724876B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
- Publication number
- JP6724876B2 JP6724876B2 JP2017167636A JP2017167636A JP6724876B2 JP 6724876 B2 JP6724876 B2 JP 6724876B2 JP 2017167636 A JP2017167636 A JP 2017167636A JP 2017167636 A JP2017167636 A JP 2017167636A JP 6724876 B2 JP6724876 B2 JP 6724876B2
- Authority
- JP
- Japan
- Prior art keywords
- flow passage
- refrigerant flow
- reactor
- capacitor
- refrigerant
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
- H01L23/3675—Cooling facilitated by shape of device characterised by the shape of the housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/40—DC to AC converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/008—Plural converter units for generating at two or more independent and non-parallel outputs, e.g. systems with plural point of load switching regulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Thermal Sciences (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Inverter Devices (AREA)
Description
いずれも半導体素子(4)を内蔵した複数の半導体モジュール(3)が互いに積層方向(X)に積層されてなる半導体積層ユニット(2)と、
直流電圧を昇圧する昇圧回路(31)を構成するリアクトル(11)と、
上記複数の半導体モジュールに電気的に接続されたコンデンサ(7)と、
を備え、
上記半導体積層ユニットと上記リアクトルと上記コンデンサのそれぞれに冷媒流通路(21,23,25)が設けられており、且つ上記リアクトルと上記コンデンサが互いに隣接して配置されており、
上記コンデンサの上記冷媒流通路は、上記積層方向と直交する上下方向(Z)について上記コンデンサのコンデンサ素子(8)の下方に配置され且つ上記積層方向に延びており、
上記リアクトルの上記冷媒流通路は、上記コンデンサ素子に対向して配置された対向流通路(23a,23b,23c)を有し、上記対向流通路が上記コンデンサの上記冷媒流通路に沿って上記積層方向に延びている、電力変換装置(1,101,201,301,401,501)、
にある。
なお、特許請求の範囲及び課題を解決する手段に記載した括弧内の符号は、後述する実施形態に記載の具体的手段との対応関係を示すものであり、本発明の技術的範囲を限定するものではない。
図1に示されるように、実施形態1にかかる電力変換装置1は、ケース1a内に半導体積層ユニット2と、複数のリアクトル11と、コンデンサ7と、コンバータ9(図4参照)と、制御回路基板10と、を収容している。この電力変換装置1は、例えば、電気自動車やハイブリッド自動車等に搭載され、直流の電源電力を駆動用モータの駆動に必要な交流電力に変換するインバータとして用いられる。
なお、この半導体積層ユニット2における半導体モジュール3の積層数は必要に応じて適宜に設定することができる。
なお、このリアクトル11の数は必要に応じて適宜に設定することができる。
従って、発熱部品に対する冷却性能を向上させることができる電力変換装置1を提供できる。なお、冷却性能の向上に際しては、空間部16の直交方向Yの寸法を小さく抑えるのが好ましい。
実施形態2の電力変換装置101は、リアクトル11の冷媒流通路23の構造が、実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
実施形態3の電力変換装置201は、半導体積層ユニット2の冷媒流通路21、リアクトル11の冷媒流通路23、接続管14のそれぞれの構造が、実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
実施形態4の電力変換装置301は、半導体積層ユニット2の冷媒流通路21、リアクトル11とその冷媒流通路23、接続管14、接続管15のそれぞれの構造が、実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
実施形態5の電力変換装置401は、流入管1bから流出管1cに至るまでの冷媒の経路が実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
実施形態6の電力変換装置501は、コンデンサ7の配置が実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
参考例の電力変換装置601は、半導体積層ユニット2、リアクトル11及びコンデンサ7のそれぞれの配置が実施形態1の電力変換装置1のものと相違している。
その他の構成は、実施形態1と同様である。
その他、実施形態1と同様の作用効果を奏する。
2 半導体積層ユニット
3 半導体モジュール
4 半導体素子
7 コンデンサ
8 コンデンサ素子
11 リアクトル
21,23,25 冷媒流通路
23a 入口ヘッダー部(対向流通路)
31 昇圧回路
X 積層方向
Y 直交方向
Claims (3)
- いずれも半導体素子(4)を内蔵した複数の半導体モジュール(3)が互いに積層方向(X)に積層されてなる半導体積層ユニット(2)と、
直流電圧を昇圧する昇圧回路(31)を構成するリアクトル(11)と、
上記複数の半導体モジュールに電気的に接続されたコンデンサ(7)と、
を備え、
上記半導体積層ユニットと上記リアクトルと上記コンデンサのそれぞれに冷媒流通路(21,23,25)が設けられており、且つ上記リアクトルと上記コンデンサが互いに隣接して配置されており、
上記コンデンサの上記冷媒流通路は、上記積層方向と直交する上下方向(Z)について上記コンデンサのコンデンサ素子(8)の下方に配置され且つ上記積層方向に延びており、
上記リアクトルの上記冷媒流通路は、上記コンデンサ素子に対向して配置された対向流通路(23a,23b,23c)を有し、上記対向流通路が上記コンデンサの上記冷媒流通路に沿って上記積層方向に延びている、電力変換装置(1,101,201,301,401,501)。 - 上記リアクトルは、上記半導体積層ユニットに対して上記積層方向に隣接して配置され、上記コンデンサは、上記積層方向及び上記上下方向の両方と直交する直交方向(Y)について上記リアクトルと上記半導体積層ユニットの双方に対向して配置されている、請求項1に記載の電力変換装置。
- 上記半導体積層ユニットと上記リアクトルと上記コンデンサのそれぞれの上記冷媒流通路が連通している、請求項1または2に記載の電力変換装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017167636A JP6724876B2 (ja) | 2017-08-31 | 2017-08-31 | 電力変換装置 |
DE112018004851.9T DE112018004851T5 (de) | 2017-08-31 | 2018-08-30 | Leistungsumwandlungsvorrichtung |
CN201880056174.6A CN111052585B (zh) | 2017-08-31 | 2018-08-30 | 电力转换装置 |
PCT/JP2018/032058 WO2019044948A1 (ja) | 2017-08-31 | 2018-08-30 | 電力変換装置 |
US16/806,309 US11183949B2 (en) | 2017-08-31 | 2020-03-02 | Power conversion device with a coolant passage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017167636A JP6724876B2 (ja) | 2017-08-31 | 2017-08-31 | 電力変換装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2019047607A JP2019047607A (ja) | 2019-03-22 |
JP2019047607A5 JP2019047607A5 (ja) | 2019-11-14 |
JP6724876B2 true JP6724876B2 (ja) | 2020-07-15 |
Family
ID=65527538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017167636A Active JP6724876B2 (ja) | 2017-08-31 | 2017-08-31 | 電力変換装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11183949B2 (ja) |
JP (1) | JP6724876B2 (ja) |
CN (1) | CN111052585B (ja) |
DE (1) | DE112018004851T5 (ja) |
WO (1) | WO2019044948A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6758264B2 (ja) * | 2017-08-10 | 2020-09-23 | 株式会社デンソー | リアクトル冷却構造 |
JP7433748B2 (ja) * | 2018-05-31 | 2024-02-20 | 矢崎総業株式会社 | 給電ユニット |
JP7306297B2 (ja) * | 2019-03-11 | 2023-07-11 | 株式会社デンソー | 電力変換ユニット |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4708459B2 (ja) * | 2008-07-29 | 2011-06-22 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
JP4700093B2 (ja) * | 2008-10-03 | 2011-06-15 | 株式会社日立製作所 | 電子装置 |
US8169780B2 (en) * | 2009-06-18 | 2012-05-01 | Honda Motor Co., Ltd. | Power conversion device |
JP5488565B2 (ja) * | 2011-03-29 | 2014-05-14 | 株式会社デンソー | 電力変換装置 |
JP5799843B2 (ja) * | 2011-03-30 | 2015-10-28 | 株式会社デンソー | 電力変換装置 |
JP5712750B2 (ja) * | 2011-04-07 | 2015-05-07 | 株式会社デンソー | 電力変換装置 |
JP2014138445A (ja) * | 2013-01-15 | 2014-07-28 | Toyota Motor Corp | 電力変換装置 |
JP5821890B2 (ja) * | 2013-04-17 | 2015-11-24 | トヨタ自動車株式会社 | 電力変換装置 |
JP6136760B2 (ja) * | 2013-08-23 | 2017-05-31 | 株式会社デンソー | 電力変換装置 |
JP6180857B2 (ja) | 2013-09-06 | 2017-08-16 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
JP2015136223A (ja) * | 2014-01-16 | 2015-07-27 | トヨタ自動車株式会社 | 電力変換器 |
JP6156283B2 (ja) | 2014-08-07 | 2017-07-05 | 株式会社デンソー | 電力変換装置 |
JP6582783B2 (ja) * | 2015-09-16 | 2019-10-02 | 富士電機株式会社 | 半導体装置 |
JP6500756B2 (ja) * | 2015-11-17 | 2019-04-17 | 株式会社デンソー | 電力変換装置 |
JP6447480B2 (ja) * | 2015-12-11 | 2019-01-09 | トヨタ自動車株式会社 | 封止構造 |
JP6834152B2 (ja) | 2016-03-14 | 2021-02-24 | 株式会社リコー | 会議室予約装置、会議室予約方法、及びプログラム |
-
2017
- 2017-08-31 JP JP2017167636A patent/JP6724876B2/ja active Active
-
2018
- 2018-08-30 DE DE112018004851.9T patent/DE112018004851T5/de active Pending
- 2018-08-30 WO PCT/JP2018/032058 patent/WO2019044948A1/ja active Application Filing
- 2018-08-30 CN CN201880056174.6A patent/CN111052585B/zh active Active
-
2020
- 2020-03-02 US US16/806,309 patent/US11183949B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20200204085A1 (en) | 2020-06-25 |
JP2019047607A (ja) | 2019-03-22 |
CN111052585A (zh) | 2020-04-21 |
CN111052585B (zh) | 2023-01-10 |
DE112018004851T5 (de) | 2020-06-10 |
WO2019044948A1 (ja) | 2019-03-07 |
US11183949B2 (en) | 2021-11-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2017152612A (ja) | 電力変換装置 | |
JP2017112768A (ja) | 電力変換装置 | |
JP5167728B2 (ja) | 電力変換装置 | |
JP5488638B2 (ja) | 電力変換装置 | |
JP6136760B2 (ja) | 電力変換装置 | |
JP6724876B2 (ja) | 電力変換装置 | |
JP2015139299A (ja) | 電力変換器 | |
JP2015136223A (ja) | 電力変換器 | |
JP6036585B2 (ja) | 電力変換装置 | |
JP2016220482A (ja) | 電源装置 | |
JP2019036609A (ja) | リアクトル冷却構造 | |
JP6690478B2 (ja) | 電力変換装置 | |
JP2014138445A (ja) | 電力変換装置 | |
JP4600428B2 (ja) | 駆動装置一体型電力変換装置 | |
JP2015136224A (ja) | 電力変換器 | |
JP2010200433A (ja) | 電力変換装置 | |
JP2019106755A (ja) | 電力変換装置 | |
JP2018042311A (ja) | 電力変換装置 | |
JP6943212B2 (ja) | 電力変換器 | |
JP7163778B2 (ja) | 半導体装置 | |
JP2018057187A (ja) | 電力変換装置 | |
JP6809563B2 (ja) | 電力変換装置 | |
JP5546934B2 (ja) | 冷却装置 | |
JP2015136225A (ja) | 電力変換器 | |
JP2013121236A (ja) | 電力変換装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20191002 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20191002 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200526 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200608 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6724876 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |