JP7459308B2 - 電力変換装置、モータ駆動装置及び冷凍サイクル適用機器 - Google Patents
電力変換装置、モータ駆動装置及び冷凍サイクル適用機器 Download PDFInfo
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- 238000006243 chemical reaction Methods 0.000 title claims description 36
- 238000005057 refrigeration Methods 0.000 title claims description 13
- 239000003990 capacitor Substances 0.000 claims description 83
- 238000009499 grossing Methods 0.000 claims description 57
- 239000004065 semiconductor Substances 0.000 claims description 39
- 238000005070 sampling Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 description 26
- 238000010586 diagram Methods 0.000 description 26
- 230000010349 pulsation Effects 0.000 description 16
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- 230000007246 mechanism Effects 0.000 description 9
- 239000003507 refrigerant Substances 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
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Classifications
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- 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
- H02M7/53871—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 with automatic control of output voltage or current
- H02M7/53873—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 with automatic control of output voltage or current with digital control
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- 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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/084—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system
- H02M1/0845—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system digitally controlled (or with digital control)
-
- 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
- H02M1/143—Arrangements for reducing ripples from dc input or output using compensating arrangements
-
- 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
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
-
- 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
- H02M1/425—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a high frequency AC output voltage
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Description
図1は、実施の形態1に係る電力変換装置1の構成例を示す図である。電力変換装置1は、交流電源100及び圧縮機120に接続される。圧縮機120は、周期的な負荷トルクの変動を有する負荷の一例である。圧縮機120は、モータ110を有する。電力変換装置1は、交流電源100から印加される電源電圧を所望の振幅及び位相を有する交流電圧に変換してモータ110に印加する。
図12は、実施の形態2に係る冷凍サイクル適用機器900の構成例を示す図である。実施の形態2に係る冷凍サイクル適用機器900は、実施の形態1で説明した電力変換装置1を備える。実施の形態1に係る冷凍サイクル適用機器900は、空気調和機、冷蔵庫、冷凍庫、ヒートポンプ給湯器といった冷凍サイクルを備える製品に適用することが可能である。なお、図12において、実施の形態1と同様の機能を有する構成要素には、実施の形態1と同一の符号を付している。
Claims (6)
- 少なくとも1つの第1の半導体スイッチング素子を有し、交流電源から印加される電源電圧を整流するコンバータ部と、
前記コンバータ部が出力する整流電圧を、リプルを含む直流電圧に平滑する平滑コンデンサと、
前記平滑コンデンサによって平滑された前記直流電圧をモータへの交流電圧に変換するインバータ部と、
前記コンバータ部の動作状態を表す第1の物理量と、前記インバータ部の動作状態を表す第2の物理量とが等しくなるように制御する1つの演算器と、
を備え、
前記演算器は、前記第2の物理量の検出値を得るサンプリングタイミングの制約に応じて、前記第1の物理量の検出値を得るサンプリングタイミングを設定する
電力変換装置。 - 前記演算器は、前記第1の半導体スイッチング素子の導通又は非導通のタイミングに合わせて前記第1及び第2の物理量を検出する
請求項1に記載の電力変換装置。 - 少なくとも1つの第1の半導体スイッチング素子を有し、交流電源から印加される電源電圧を整流するコンバータ部と、
前記コンバータ部が出力する整流電圧を、リプルを含む直流電圧に平滑する平滑コンデンサと、
前記平滑コンデンサによって平滑された前記直流電圧をモータへの交流電圧に変換するインバータ部と、
前記コンバータ部の動作状態を表す第1の物理量と、前記インバータ部の動作状態を表す第2の物理量とが等しくなるように制御する1つの演算器と、
を備え、
前記演算器は、前記第2の物理量が前記第1の物理量と等しくなるように前記インバータ部を制御する
電力変換装置。 - 前記演算器は、前記第1の物理量が前記第2の物理量と等しくなるように前記コンバータ部を制御する
請求項1から3の何れか1項に記載の電力変換装置。 - 請求項1から4の何れか1項に記載の電力変換装置を備えるモータ駆動装置。
- 請求項1から4の何れか1項に記載の電力変換装置を備える冷凍サイクル適用機器。
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Application Number | Priority Date | Filing Date | Title |
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PCT/JP2021/000192 WO2022149206A1 (ja) | 2021-01-06 | 2021-01-06 | 電力変換装置、モータ駆動装置及び冷凍サイクル適用機器 |
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JPWO2022149206A1 JPWO2022149206A1 (ja) | 2022-07-14 |
JPWO2022149206A5 JPWO2022149206A5 (ja) | 2023-02-24 |
JP7459308B2 true JP7459308B2 (ja) | 2024-04-01 |
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US (1) | US20230412093A1 (ja) |
JP (1) | JP7459308B2 (ja) |
CN (1) | CN116724484A (ja) |
WO (1) | WO2022149206A1 (ja) |
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JP3381465B2 (ja) * | 1995-07-17 | 2003-02-24 | 株式会社日立製作所 | 電力変換器の制御方法 |
JP4601044B2 (ja) * | 2004-08-30 | 2010-12-22 | 日立アプライアンス株式会社 | 電力変換装置およびその電力変換装置を備えた空気調和機 |
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2021
- 2021-01-06 CN CN202180087959.1A patent/CN116724484A/zh active Pending
- 2021-01-06 US US18/251,039 patent/US20230412093A1/en active Pending
- 2021-01-06 JP JP2022573832A patent/JP7459308B2/ja active Active
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CN116724484A (zh) | 2023-09-08 |
WO2022149206A1 (ja) | 2022-07-14 |
US20230412093A1 (en) | 2023-12-21 |
JPWO2022149206A1 (ja) | 2022-07-14 |
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