JP5591213B2 - インバータ装置、およびそれを備えた空気調和機 - Google Patents
インバータ装置、およびそれを備えた空気調和機 Download PDFInfo
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- JP5591213B2 JP5591213B2 JP2011257386A JP2011257386A JP5591213B2 JP 5591213 B2 JP5591213 B2 JP 5591213B2 JP 2011257386 A JP2011257386 A JP 2011257386A JP 2011257386 A JP2011257386 A JP 2011257386A JP 5591213 B2 JP5591213 B2 JP 5591213B2
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- 239000004065 semiconductor Substances 0.000 claims description 39
- 238000006243 chemical reaction Methods 0.000 claims description 35
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000009499 grossing Methods 0.000 claims description 12
- 239000003507 refrigerant Substances 0.000 claims description 6
- 229910002601 GaN Inorganic materials 0.000 claims description 5
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical group [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 2
- 229910003460 diamond Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000003071 parasitic effect Effects 0.000 description 4
- 239000002826 coolant Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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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
- 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
- H02M5/02—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 without intermediate conversion into dc
- H02M5/04—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 without intermediate conversion into dc by static converters
- H02M5/22—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—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 without intermediate conversion into dc 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
- H02M5/297—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 without intermediate conversion into dc 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 for conversion of 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
- 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
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/12—Modifications for increasing the maximum permissible switched current
- H03K17/127—Modifications for increasing the maximum permissible switched current in composite switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/16—Modifications for eliminating interference voltages or currents
- H03K17/161—Modifications for eliminating interference voltages or currents in field-effect transistor switches
- H03K17/162—Modifications for eliminating interference voltages or currents in field-effect transistor switches without feedback from the output circuit to the control circuit
- H03K17/163—Soft switching
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0036—Means reducing energy consumption
-
- 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)
- Inverter Devices (AREA)
- Air Conditioning Control Device (AREA)
- Rectifiers (AREA)
Description
図1は、実施の形態1にかかるインバータ装置の一構成例を示す図である。図1に示すように、実施の形態1にかかるインバータ装置100は、力率改善のためのリアクトル2、交流電源1からリアクトル2を介して出力される交流電圧を整流するダイオードブリッジ(整流回路)3、ダイオードブリッジ3により整流された直流電圧を平滑する平滑コンデンサ6、平滑コンデンサ6によって平滑された直流電圧を所望の交流電圧に変換する変換回路4、抵抗11に流れる電流を検出することにより変換回路4に流れる回路電流を検出する電流検出部13、平滑コンデンサ6の両端電圧を検出することにより変換回路4に印加される直流電圧を検出する電圧検出部14、および変換回路4を制御する制御部200を備えている。
本実施の形態では、低負荷状態においてWBG半導体により構成された第2のスイッチング素子のみオンオフ動作させる例について説明する。ここで、低負荷状態とは、例えば、変換回路の負荷として接続された圧縮機モータを回転させないようにモータ巻線に拘束通電して加熱することにより、停止中の圧縮機モータ内の冷媒寝込みを防止する場合等、圧縮機モータの通常運転時とは異なる低負荷で動作させる状態をいう。
本実施の形態では、実施の形態1および2で説明したインバータ装置を空気調和機に適用する例について説明する。図4は、実施の形態3にかかる空気調和機の室外ユニットの構成概略図である。
2 リアクトル
3 ダイオードブリッジ(整流回路)
4 変換回路
5 スイッチング回路
6,6a,6b 平滑コンデンサ
7 スイッチ
8 第1のスイッチング素子
9 第2のスイッチング素子
10 還流ダイオード
11 抵抗
12 三相モータ(負荷)
13 電流検出部
14 電圧検出部
15 PWM信号生成部
16 駆動部
17,17a ゲート回路
18 トランジスタ
30 室外ユニット
31 ファン
32 圧縮機
51,52,53,54 抵抗
61,62,63,64 ダイオード
100 インバータ装置
200,200a 制御部
Claims (7)
- 交流電源から出力される交流電圧を直流電圧に整流する整流回路、前記整流回路によって整流された直流電圧を平滑する平滑コンデンサ、前記平滑コンデンサによって平滑された直流電圧を所望の交流電圧に変換する変換回路、および前記変換回路を制御する制御部を具備するインバータ装置において、
前記変換回路は、
第1のスイッチング素子と、
前記第1のスイッチング素子と並列に接続され、前記第1のスイッチング素子よりも導通損失が小さく、且つ、スイッチング速度が速い第2のスイッチング素子と、
を備える複数のスイッチング回路により構成され、
前記制御部は、
前記各スイッチング回路をそれぞれオンオフ駆動するための複数の駆動信号を生成する駆動部と、
前記各スイッチング回路毎に、前記各駆動信号に基づき前記第1のスイッチング素子をオン動作させるタイミングよりも当該第1のスイッチング素子に並列接続された前記第2のスイッチング素子を遅れてオン動作させ、前記第2のスイッチング素子をオフ動作させるタイミングよりも当該第2のスイッチング素子に並列接続された前記第1のスイッチング素子を遅れてオフ動作させるゲート回路と、
を備える
ことを特徴とするインバータ装置。 - 前記ゲート回路は、
前記駆動部から前記第1のスイッチング素子の制御端子に電流が流れる向きに直列接続された第1のダイオードおよび第1の抵抗と、
前記第1のスイッチング素子の制御端子から前記駆動部に電流が流れる向きに直列接続された第2のダイオードおよび第2の抵抗と、
前記駆動部から前記第2のスイッチング素子の制御端子に電流が流れる向きに直列接続された第3のダイオードおよび第3の抵抗と、
前記第2のスイッチング素子の制御端子から前記駆動部に電流が流れる向きに直列接続された第4のダイオードおよび第4の抵抗と、
を前記各スイッチング回路に対してそれぞれ備え、
前記第1の抵抗の抵抗値は、前記第3の抵抗の抵抗値よりも小さく、前記第2の抵抗の抵抗値は、前記第4の抵抗の抵抗値よりも大きいことを特徴とする請求項1に記載のインバータ装置。 - 前記制御部は、前記変換回路の負荷が通常時とは異なる低負荷状態または拘束通電時の場合に、前記第1のスイッチング素子のオンオフ動作を停止させることを特徴とする請求項1に記載のインバータ装置。
- 前記ゲート回路は、前記各スイッチング回路毎に、前記第1のスイッチング素子の制御端子と出力端子とを短絡させる複数のトランジスタをさらに備え、
前記制御部は、前記変換回路の負荷が通常時とは異なる低負荷状態または拘束通電時の場合に、前記トランジスタをオンに制御する
ことを特徴とする請求項2に記載のインバータ装置。 - 前記第2のスイッチング素子は、ワイドバンドギャップ半導体によって形成されていることを特徴とする請求項1から4のいずれか一項に記載のインバータ装置。
- 前記ワイドバンドギャップ半導体は、炭化珪素、窒化ガリウム系材料、またはダイヤモンドであることを特徴とする請求項5に記載のインバータ装置。
- 請求項1から6のいずれか一項に記載の1つあるいは複数のインバータ装置と、
冷却または加温された空気を室内に送り出す送風用ファンを有する室内ユニットと、
冷媒を圧縮する圧縮機、前記冷媒と外気との熱交換を実施する熱交換器、および該熱交換器に外気を送り込むファンを有する室外ユニットと、
を備え、
前記送風用ファン、前記圧縮機、あるいは前記ファンを駆動するモータのうちの1つあるいは複数がそれぞれに対応する前記インバータ装置により回転駆動されることを特徴とする空気調和機。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011257386A JP5591213B2 (ja) | 2011-11-25 | 2011-11-25 | インバータ装置、およびそれを備えた空気調和機 |
US13/604,892 US8884560B2 (en) | 2011-11-25 | 2012-09-06 | Inverter device and air conditioner including the same |
EP12190706.7A EP2597767B1 (en) | 2011-11-25 | 2012-10-31 | Inverter device and air conditioner including the same |
ES12190706.7T ES2689796T3 (es) | 2011-11-25 | 2012-10-31 | Dispositivo inversor y acondicionador de aire que incluye el mismo |
AU2012254876A AU2012254876B2 (en) | 2011-11-25 | 2012-11-14 | Inverter device and air conditioner including the same |
CN201210475309.7A CN103138596B (zh) | 2011-11-25 | 2012-11-21 | 逆变器装置以及具备逆变器装置的空气调节器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011257386A JP5591213B2 (ja) | 2011-11-25 | 2011-11-25 | インバータ装置、およびそれを備えた空気調和機 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013115855A JP2013115855A (ja) | 2013-06-10 |
JP2013115855A5 JP2013115855A5 (ja) | 2013-08-15 |
JP5591213B2 true JP5591213B2 (ja) | 2014-09-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2011257386A Expired - Fee Related JP5591213B2 (ja) | 2011-11-25 | 2011-11-25 | インバータ装置、およびそれを備えた空気調和機 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8884560B2 (ja) |
EP (1) | EP2597767B1 (ja) |
JP (1) | JP5591213B2 (ja) |
CN (1) | CN103138596B (ja) |
AU (1) | AU2012254876B2 (ja) |
ES (1) | ES2689796T3 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150006779A (ko) * | 2013-07-09 | 2015-01-19 | 세미크론 엘렉트로니크 지엠비에치 앤드 코. 케이지 | 전력 반도체 회로 |
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2012
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- 2012-10-31 EP EP12190706.7A patent/EP2597767B1/en active Active
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- 2012-11-14 AU AU2012254876A patent/AU2012254876B2/en not_active Ceased
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20150006779A (ko) * | 2013-07-09 | 2015-01-19 | 세미크론 엘렉트로니크 지엠비에치 앤드 코. 케이지 | 전력 반도체 회로 |
KR102055461B1 (ko) | 2013-07-09 | 2019-12-12 | 세미크론 엘렉트로니크 지엠비에치 앤드 코. 케이지 | 전력 반도체 회로 |
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AU2012254876B2 (en) | 2014-03-20 |
EP2597767B1 (en) | 2018-08-22 |
AU2012254876A1 (en) | 2013-06-13 |
CN103138596A (zh) | 2013-06-05 |
JP2013115855A (ja) | 2013-06-10 |
US8884560B2 (en) | 2014-11-11 |
EP2597767A3 (en) | 2014-08-06 |
ES2689796T3 (es) | 2018-11-15 |
US20130133358A1 (en) | 2013-05-30 |
CN103138596B (zh) | 2016-05-18 |
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