JP2022118033A - 空気調和機 - Google Patents
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- JP2022118033A JP2022118033A JP2022091051A JP2022091051A JP2022118033A JP 2022118033 A JP2022118033 A JP 2022118033A JP 2022091051 A JP2022091051 A JP 2022091051A JP 2022091051 A JP2022091051 A JP 2022091051A JP 2022118033 A JP2022118033 A JP 2022118033A
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- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims description 48
- 239000000758 substrate Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 230000003071 parasitic effect Effects 0.000 description 34
- 230000001360 synchronised effect Effects 0.000 description 32
- 238000010586 diagram Methods 0.000 description 26
- 239000003990 capacitor Substances 0.000 description 18
- 238000009499 grossing Methods 0.000 description 15
- 239000004065 semiconductor Substances 0.000 description 14
- 108091006146 Channels Proteins 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000020169 heat generation Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 230000005669 field effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 102000004129 N-Type Calcium Channels Human genes 0.000 description 1
- 108090000699 N-Type Calcium Channels Proteins 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Images
Classifications
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- 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
- 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
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- 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
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
-
- 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
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
-
- 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
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/0085—Partially controlled bridges
-
- 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
- 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
-
- 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
- H02M7/2195—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 the switches being synchronously commutated at the same frequency of the AC input voltage
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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)
- Air Conditioning Control Device (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を備える空気調和機700の構成例を示す図である。空気調和機700は、電力変換装置100を備える。電力変換装置100は、整流回路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、整流回路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、電力変換装置100の制御部10が、空気調和機700が予め備えている温度センサの検出結果を利用する場合について説明する。
実施の形態3では、実施の形態1及び実施の形態2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4では、実施の形態3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 (4)
- 第1端部と第2端部を有し、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、ダイオード及び少なくとも1つ以上のスイッチング素子を備え、前記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整流回路と、
前記整流回路の動作状態を示す物理量を検出する検出部と、
を備える電力変換装置、を備える空気調和機であって、
電源短絡モードを電源半周期中に1回以上実施する簡易スイッチング制御、及び、電源短絡モード及び負荷電力供給モードを連続的に切り替えるフルPulse Amplitude Modulation制御のうち少なくとも1つの制御を行い、
前記空気調和機の運転モードに応じて、前記交流電源からの電流を前記ダイオードに通流させるか前記スイッチング素子に通流させるかを切り替え、前記空気調和機の運転モードが冷房運転の場合には前記交流電源からの電流を前記ダイオードに通流させる空気調和機。 - 第1端部と第2端部を有し、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、ダイオード及び少なくとも1つ以上のスイッチング素子を備え、前記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整流回路と、
前記整流回路の動作状態を示す物理量を検出する検出部と、
を備える電力変換装置、を備える空気調和機であって、
電源短絡モードを電源半周期中に1回以上実施する簡易スイッチング制御、及び、電源短絡モード及び負荷電力供給モードを連続的に切り替えるフルPulse Amplitude Modulation制御のうち少なくとも1つの制御を行い、
前記空気調和機の運転モードに応じて、前記交流電源からの電流を前記ダイオードに通流させるか前記スイッチング素子に通流させるかを切り替え、前記空気調和機の運転モードが暖房運転の場合には前記交流電源からの電流を前記スイッチング素子に通流させる空気調和機。 - 第1端部と第2端部を有し、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、ダイオード及び少なくとも1つ以上のスイッチング素子を備え、前記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整流回路と、
前記整流回路の動作状態を示す物理量を検出する検出部と、
を備える電力変換装置、を備える空気調和機であって、
電源短絡モードを電源半周期中に1回以上実施する簡易スイッチング制御、及び、電源短絡モード及び負荷電力供給モードを連続的に切り替えるフルPulse Amplitude Modulation制御のうち少なくとも1つの制御を行い、
前記電力変換装置が実装される基板の温度と前記空気調和機の圧縮機の吐出温度とが連動して変化し、
前記圧縮機の吐出温度を計測する温度センサの計測結果に応じて、前記交流電源からの電流を前記ダイオードに通流させるか前記スイッチング素子に通流させるかを切り替え、前記計測結果が規定された温度閾値より大きい場合には前記交流電源からの電流を前記ダイオードに通流させ、前記計測結果が前記温度閾値未満の場合には前記交流電源からの電流を前記スイッチング素子に通流させ、
前記温度閾値は、前記ダイオードに電流を流した方が前記スイッチング素子に電流を流すよりも高効率になる前記基板の温度に相当する前記圧縮機の吐出温度である空気調和機。 - 前記電力変換装置は前記空気調和機の室外機に搭載される請求項1から3の何れか一項に記載の空気調和機。
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JP2022091051A JP2022118033A (ja) | 2019-08-30 | 2022-06-03 | 空気調和機 |
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PCT/JP2019/034299 WO2021038881A1 (ja) | 2019-08-30 | 2019-08-30 | 空気調和機 |
JP2021541963A JP7090814B2 (ja) | 2019-08-30 | 2019-08-30 | 空気調和機 |
JP2022091051A JP2022118033A (ja) | 2019-08-30 | 2022-06-03 | 空気調和機 |
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US (1) | US20220286060A1 (ja) |
JP (2) | JP7090814B2 (ja) |
CN (1) | CN114258631A (ja) |
WO (1) | WO2021038881A1 (ja) |
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JP7309036B2 (ja) * | 2020-03-19 | 2023-07-14 | 三菱電機株式会社 | 空気調和装置の室外機 |
JP7174278B2 (ja) * | 2021-01-13 | 2022-11-17 | ダイキン工業株式会社 | 空気調和装置、及び機能部品の交換方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04288432A (ja) * | 1990-11-20 | 1992-10-13 | Samsung Electronics Co Ltd | 空気調和機の電流制御装置及び制御方法 |
JP2016171680A (ja) * | 2015-03-13 | 2016-09-23 | ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー(ホンコン)リミテッド | 電力変換装置、及びこれを備える空気調和機、並びに電力変換方法 |
JP2018007326A (ja) * | 2016-06-28 | 2018-01-11 | 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 |
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JPH10148377A (ja) * | 1996-11-20 | 1998-06-02 | Toshiba Corp | 空気調和機 |
JP2012135162A (ja) * | 2010-12-24 | 2012-07-12 | Hitachi Appliances Inc | 力率改善コンバータ、及び、冷凍サイクル装置 |
US8749167B2 (en) * | 2012-06-15 | 2014-06-10 | Lightel Technologies, Inc. | Linear solid-state lighting with voltage sensing mechanism free of fire and shock hazards |
EP3051683B1 (en) * | 2013-09-26 | 2020-01-08 | Mitsubishi Electric Corporation | Power conversion device and air conditioner |
JP2016211810A (ja) * | 2015-05-12 | 2016-12-15 | 株式会社デンソー | 空調システム |
JP2017055475A (ja) * | 2015-09-07 | 2017-03-16 | ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー(ホンコン)リミテッド | 直流電源装置および空気調和機 |
JP6731829B2 (ja) * | 2016-10-19 | 2020-07-29 | 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 |
JP2018068020A (ja) | 2016-10-19 | 2018-04-26 | 株式会社日立製作所 | 電力需要抑制可能量計算装置および方法、電力需要抑制システム |
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2019
- 2019-08-30 JP JP2021541963A patent/JP7090814B2/ja active Active
- 2019-08-30 CN CN201980099613.6A patent/CN114258631A/zh active Pending
- 2019-08-30 WO PCT/JP2019/034299 patent/WO2021038881A1/ja active Application Filing
- 2019-08-30 US US17/634,356 patent/US20220286060A1/en active Pending
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04288432A (ja) * | 1990-11-20 | 1992-10-13 | Samsung Electronics Co Ltd | 空気調和機の電流制御装置及び制御方法 |
JP2016171680A (ja) * | 2015-03-13 | 2016-09-23 | ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー(ホンコン)リミテッド | 電力変換装置、及びこれを備える空気調和機、並びに電力変換方法 |
JP2018007326A (ja) * | 2016-06-28 | 2018-01-11 | 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 |
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US20220286060A1 (en) | 2022-09-08 |
CN114258631A (zh) | 2022-03-29 |
JPWO2021038881A1 (ja) | 2021-12-02 |
WO2021038881A1 (ja) | 2021-03-04 |
JP7090814B2 (ja) | 2022-06-24 |
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