JP2020114060A - 電源装置 - Google Patents
電源装置 Download PDFInfo
- Publication number
- JP2020114060A JP2020114060A JP2019001634A JP2019001634A JP2020114060A JP 2020114060 A JP2020114060 A JP 2020114060A JP 2019001634 A JP2019001634 A JP 2019001634A JP 2019001634 A JP2019001634 A JP 2019001634A JP 2020114060 A JP2020114060 A JP 2020114060A
- Authority
- JP
- Japan
- Prior art keywords
- smoothing
- circuit
- voltage
- forward conversion
- power supply
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 195
- 238000009499 grossing Methods 0.000 claims abstract description 180
- 239000003990 capacitor Substances 0.000 claims abstract description 76
- 230000001172 regenerating effect Effects 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 26
- 230000006866 deterioration Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 13
- 239000000284 extract Substances 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000007935 neutral effect Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 8
- 230000002265 prevention Effects 0.000 description 8
- 230000002441 reversible effect Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 230000003071 parasitic effect Effects 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M5/4585—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only having a rectifier with controlled elements
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
- H02M1/15—Arrangements for reducing ripples from dc input or output using active elements
-
- 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
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4233—Arrangements for improving power factor of AC input using a bridge converter comprising active switches
-
- 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
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
-
- 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
- H02M7/539—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 with automatic control of output wave form or frequency
-
- 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
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
- H02M7/68—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters
- H02M7/72—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/79—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
- H02M7/797—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
-
- 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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/123—Suppression of common mode voltage or current
-
- 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
- H02M3/1584—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 with a plurality of power processing stages connected in parallel
-
- 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
- H02M7/4803—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 with means for reducing DC component from AC output voltage
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
図1は、本発明の一実施形態に係る電源装置1の構成を示す回路図である。
2,2a 順変換回路
3,3a,3b,3c 平滑回路
4 逆変換回路
5,5a,5b,5c 制御回路
6 絶縁劣化検出回路
C1,C2 平滑コンデンサ
Cg 接地コンデンサ
L1,L2,L3,L4,L5,L6,L7,L8 平滑インダクタ
S 一次電源
T11,T12,T13,T14,T15,T16 順変換スイッチング素子
T21,T22,T23,T24,T25,T26 逆変換スイッチング素子
T31,T32,T33,T34,T35,T36 回生スイッチング素子
T41,T42,T43,T44,T45,T46 昇圧スイッチング素子
Claims (6)
- 複数の順変換スイッチング素子を有し、三相交流の一次電源から相毎にそれぞれ正の電圧及び負の電圧を別々に取り出す順変換回路と、
前記順変換回路により充電される互いに直列に接続された一対の平滑コンデンサ、及び前記順変換回路と前記平滑コンデンサとの間にそれぞれ配設される複数の平滑インダクタを有する平滑回路と、
複数の逆変換スイッチング素子を有し、前記平滑回路の出力を交流に逆変換する逆変換回路と、
前記平滑回路の出力電圧が所望の電圧となり、且つ前記順変換回路の各相に流れる電流が所望の電流となるよう前記複数の順変換スイッチング素子のスイッチングを制御する制御回路と、
を備える電源装置。 - 前記平滑インダクタは、前記順変換回路の各相正負の出力と前記平滑コンデンサとの間にそれぞれ配設される請求項1に記載の電源装置。
- 前記制御回路は、前記一対の平滑コンデンサの中間点の電位が所定の電位、又は所定範囲内の電位となるように、前記順変換回路の各相に流れる電流を制御する請求項1又は2に記載の電源装置。
- 前記制御回路は、前記順変換回路の各相の力率を向上、又はピーク電流を抑制するように、前記順変換回路の各相を流れる電流を制御する請求項1から3のいずれかに記載の電源装置。
- 前記順変換回路は、前記順変換スイッチング素子に対応して設けられ、逆方向に電流を流すことができる複数の回生スイッチング素子をさらに有し、
前記平滑回路は、前記平滑インダクタの前記順変換回路側と前記一対の平滑コンデンサの中間点とをそれぞれ接続する複数の昇圧スイッチング素子をさらに有し、
前記逆変換回路は、出力側から供給される交流電圧を直流電圧に変換することができるよう構成され、
前記制御回路は、前記平滑回路から前記順変換回路に供給される電圧が一次電源の電圧波高値と等しくなるよう前記昇圧スイッチング素子を制御し、且つ前記平滑回路の電圧から一次電源に同期する電圧を取り出して一次電源に供給するよう前記回生スイッチング素子を制御する請求項1から4のいずれかに記載の電源装置。 - 前記一対の平滑コンデンサの中間点を検出スイッチ及び検出抵抗を介して接地する絶縁劣化検出回路をさらに備える請求項1から5のいずれかに記載の電源装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019001634A JP6928013B2 (ja) | 2019-01-09 | 2019-01-09 | 電源装置 |
DE102019008340.7A DE102019008340A1 (de) | 2019-01-09 | 2019-11-28 | Stromversorgung |
CN201911294899.1A CN111431418A (zh) | 2019-01-09 | 2019-12-16 | 电源装置 |
US16/717,922 US10965222B2 (en) | 2019-01-09 | 2019-12-17 | Power supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019001634A JP6928013B2 (ja) | 2019-01-09 | 2019-01-09 | 電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020114060A true JP2020114060A (ja) | 2020-07-27 |
JP6928013B2 JP6928013B2 (ja) | 2021-09-01 |
Family
ID=71104451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019001634A Active JP6928013B2 (ja) | 2019-01-09 | 2019-01-09 | 電源装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10965222B2 (ja) |
JP (1) | JP6928013B2 (ja) |
CN (1) | CN111431418A (ja) |
DE (1) | DE102019008340A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12074511B2 (en) * | 2019-11-06 | 2024-08-27 | Mitsubishi Electric Corporation | Direct current power supply device and air conditioner |
CN114499243A (zh) * | 2022-01-21 | 2022-05-13 | 薛洛良 | 三相csr高频pwm整流电路的一种接地方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003143865A (ja) * | 2001-10-29 | 2003-05-16 | Toshiba Transport Eng Inc | 電力変換装置 |
JP2004180422A (ja) * | 2002-11-27 | 2004-06-24 | Fuji Electric Fa Components & Systems Co Ltd | Pwm整流装置 |
JP2005185003A (ja) * | 2003-12-19 | 2005-07-07 | Yaskawa Electric Corp | 電力変換装置の保護装置 |
CN101582648A (zh) * | 2009-06-15 | 2009-11-18 | 魏晓亮 | 整流电路 |
WO2018127945A1 (ja) * | 2017-01-04 | 2018-07-12 | 東芝三菱電機産業システム株式会社 | 電力変換装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9318976B1 (en) * | 2014-10-30 | 2016-04-19 | Rockwell Automation Technologies, Inc. | Adjustable PWM method to increase low speed starting torque and inverter voltage measurement accuracy |
JP2018074794A (ja) * | 2016-10-31 | 2018-05-10 | ファナック株式会社 | 共通の順変換器を有するモータ駆動装置 |
-
2019
- 2019-01-09 JP JP2019001634A patent/JP6928013B2/ja active Active
- 2019-11-28 DE DE102019008340.7A patent/DE102019008340A1/de active Pending
- 2019-12-16 CN CN201911294899.1A patent/CN111431418A/zh active Pending
- 2019-12-17 US US16/717,922 patent/US10965222B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003143865A (ja) * | 2001-10-29 | 2003-05-16 | Toshiba Transport Eng Inc | 電力変換装置 |
JP2004180422A (ja) * | 2002-11-27 | 2004-06-24 | Fuji Electric Fa Components & Systems Co Ltd | Pwm整流装置 |
JP2005185003A (ja) * | 2003-12-19 | 2005-07-07 | Yaskawa Electric Corp | 電力変換装置の保護装置 |
CN101582648A (zh) * | 2009-06-15 | 2009-11-18 | 魏晓亮 | 整流电路 |
WO2018127945A1 (ja) * | 2017-01-04 | 2018-07-12 | 東芝三菱電機産業システム株式会社 | 電力変換装置 |
Also Published As
Publication number | Publication date |
---|---|
US20200220482A1 (en) | 2020-07-09 |
CN111431418A (zh) | 2020-07-17 |
JP6928013B2 (ja) | 2021-09-01 |
US10965222B2 (en) | 2021-03-30 |
DE102019008340A1 (de) | 2020-07-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI473414B (zh) | 交流馬達驅動系統 | |
US9577541B2 (en) | Single switch infinite-level power inverters | |
US7804271B2 (en) | Multiphase current supplying circuit, driving apparatus, compressor and air conditioner | |
US10434882B2 (en) | Track-bound vehicle converter | |
EP3142237B1 (en) | Series active ripple filter | |
JP6087531B2 (ja) | 電力変換装置 | |
KR102586728B1 (ko) | 차량측 저장 전기 에너지 소스용 충전 회로 | |
JP5132797B2 (ja) | 電力変換装置 | |
CN111384868A (zh) | 平衡电容器功率转换器 | |
US11731523B2 (en) | Vehicle-side charging device | |
JP2007221892A (ja) | 電力変換装置 | |
Farhadi et al. | Connectivity and bidirectional energy transfer in DC microgrid featuring different voltage characteristics | |
JP6928013B2 (ja) | 電源装置 | |
EP3503373A1 (en) | Matrix converter system with current control mode operation | |
JP6378828B2 (ja) | コンバータおよびそれを用いた電力変換装置 | |
JP2023540699A (ja) | 3レベルまたはマルチレベルインバータを動作させるための装置および方法 | |
US10742135B2 (en) | Energy recovery rectifier device | |
Sepahvand et al. | Capacitor voltage regulation and pre-charge routine for a flying capacitor active rectifier | |
US11283364B2 (en) | Power supply and power system having a step-down circuit and an inverse-conversion circuit | |
US10771002B2 (en) | Device for stabilizing direct current (DC) distribution system | |
US10554114B2 (en) | Device for stabilizing direct current (DC) distribution system | |
US20230223839A1 (en) | Method, System, and Apparatus for Power Conversion | |
JP6884481B2 (ja) | 電力変換装置 | |
JP2020202711A (ja) | 電力変換装置、制御方法、及び車両 | |
JP2017139909A (ja) | 電力変換装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200609 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210329 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210406 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210511 |
|
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: 20210713 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210805 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6928013 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |