JPWO2020066032A1 - 電力変換装置、モータ駆動装置及び空気調和機 - Google Patents
電力変換装置、モータ駆動装置及び空気調和機 Download PDFInfo
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
-
- 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
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc 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
- H02M7/217—Conversion of ac power input into dc 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
- H02M7/219—Conversion of ac power input into dc 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 in a bridge configuration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
- H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
-
- 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
- H02M1/38—Means for preventing simultaneous conduction of 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
- 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
- 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
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P2201/00—Indexing scheme relating to controlling arrangements characterised by the converter used
- H02P2201/15—Power factor Correction [PFC] circuit generating the DC link voltage for motor driving inverter
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rectifiers (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
図1は、本発明の実施の形態1に係る電力変換装置100の構成例を示す図である。電力変換装置100は、ブリッジ回路3を用いて、交流電源1から供給される交流電力を直流電力に変換して負荷50に印加する交流直流変換機能を有する電源装置である。図1に示すように、電力変換装置100は、リアクタ2と、ブリッジ回路3と、平滑コンデンサ4と、電源電圧検出部5と、電源電流検出部6と、母線電圧検出部7と、制御部10とを備える。リアクタ2は、第1端部と第2端部とを備え、第1端部が交流電源1に接続される。
実施の形態2では、実施の形態1で説明した電力変換装置100を備えるモータ駆動装置について説明する。
実施の形態3では、実施の形態2で説明したモータ駆動装置101を備える空気調和機について説明する。
Claims (7)
- 第1端部と第2端部とを備え、前記第1端部が交流電源に接続されるリアクタと、
前記リアクタの前記第2端部に接続され、少なくとも1つ以上のスイッチング素子を備え、交流電源から出力される交流電圧を直流電圧に変換するブリッジ回路と、
前記交流電源の電流を検出する電流検出部と、
前記電流検出部が検出した電流値に応じてスイッチング素子のオンオフを制御する制御部と、
を備え、
スイッチング素子のオンオフを制御するための電流閾値を2つ以上備える電力変換装置。 - nを1以上の整数とした場合に、前記電流閾値のうち、第nの電流閾値に対して第n+1の電流閾値は絶対値が大きい請求項1に記載の電力変換装置。
- 前記電流値が前記電流閾値を超過もしくは下回ったとき、前記スイッチング素子の少なくとも1つ以上のオンオフ状態が切り替わる請求項1または2に記載の電力変換装置。
- 前記電流値の絶対値が第1の電流閾値以上かつ第2の電流閾値以下の場合、前記電流値の極性に応じて、前記スイッチング素子のうち少なくとも1つ以上をオンし、
前記電流値の絶対値が前記第1の電流閾値より小さいまたは前記第2の電流閾値より大きい場合、前記スイッチング素子のうち少なくとも1つ以上をオフする請求項1から3の何れか一項に記載の電力変換装置。 - 前記第2の電流閾値は、前記スイッチング素子に並列接続されたダイオードに電流を流すために必要な電圧の特性と、前記スイッチング素子に電流を流すために必要な電圧の特性とに応じて決定された値である請求項4に記載の電力変換装置。
- モータを駆動するモータ駆動装置であって、
請求項1から5の何れか一項に記載の電力変換装置と、
前記電力変換装置から出力される直流電力を交流電力に変換して前記モータへ出力するインバータと、
を備えるモータ駆動装置。 - モータと、
請求項6に記載のモータ駆動装置と、
を備える空気調和機。
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JP2017112776A (ja) * | 2015-12-18 | 2017-06-22 | 三菱重工業株式会社 | コンバータ装置、駆動制御装置、モータ、およびコンプレッサ |
JP2018068028A (ja) * | 2016-10-19 | 2018-04-26 | 日立ジョンソンコントロールズ空調株式会社 | 電力変換装置および空気調和機 |
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JP2011050221A (ja) * | 2009-08-28 | 2011-03-10 | Seiko Instruments Inc | 同期整流型電圧変換装置 |
CN102484425B (zh) | 2009-09-11 | 2014-12-10 | 株式会社村田制作所 | Pfc转换器 |
CN102735914B (zh) * | 2012-05-10 | 2014-12-31 | 成都芯源系统有限公司 | 同步整流电路以及过零检测方法 |
JP5997567B2 (ja) * | 2012-10-03 | 2016-09-28 | 日立アプライアンス株式会社 | モータ制御装置及び空気調和機 |
CN103458579B (zh) * | 2013-08-29 | 2015-06-10 | 矽力杰半导体技术(杭州)有限公司 | 负载驱动电路以及方法 |
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JP7044462B2 (ja) | 2016-06-28 | 2022-03-30 | 日立ジョンソンコントロールズ空調株式会社 | 電力変換装置、及びこれを備える空気調和機 |
WO2018073875A1 (ja) * | 2016-10-17 | 2018-04-26 | 三菱電機株式会社 | 電力変換装置、モータ駆動装置および空気調和機 |
JP6420399B1 (ja) * | 2017-04-07 | 2018-11-07 | ファナック株式会社 | パワー素子の故障検出機能を備えたコンバータ装置及びパワー素子の故障検出方法 |
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JP2017112776A (ja) * | 2015-12-18 | 2017-06-22 | 三菱重工業株式会社 | コンバータ装置、駆動制御装置、モータ、およびコンプレッサ |
JP2018068028A (ja) * | 2016-10-19 | 2018-04-26 | 日立ジョンソンコントロールズ空調株式会社 | 電力変換装置および空気調和機 |
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US11804787B2 (en) | 2023-10-31 |
WO2020066032A1 (ja) | 2020-04-02 |
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