JP4330583B2 - 空気調和機 - Google Patents
空気調和機 Download PDFInfo
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- JP4330583B2 JP4330583B2 JP2005506739A JP2005506739A JP4330583B2 JP 4330583 B2 JP4330583 B2 JP 4330583B2 JP 2005506739 A JP2005506739 A JP 2005506739A JP 2005506739 A JP2005506739 A JP 2005506739A JP 4330583 B2 JP4330583 B2 JP 4330583B2
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- JP
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- phase
- voltage
- transformer
- output
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/126—Arrangements for reducing harmonics from ac input or output using passive filters
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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
- H02M7/02—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
- H02M7/08—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 arranged for operation in parallel
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/85—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using variable-flow pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/022—Compressor control for multi-stage operation
-
- 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
- H02M1/4216—Arrangements for improving power factor of AC input operating from a three-phase input voltage
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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
Description
変圧器は、3相交流電圧を正三角形のベクトル図で表し、正三角形の各頂点を中心として残りの2つの頂点を結んで描いた円弧を3等分して得られる2点を通るように引いた直線の外側に、それぞれ該直線に対して所定の距離だけ外側に隔てて平行に引いた外側直線と、正三角形の各頂点を通る直線とで六角形の変圧器ベクトル図を形成し、この変圧器ベクトル図を満たすように六角形の各辺のうち、正三角形の各頂点を通る3辺を1次巻線に対応させ、これらの3辺に対向する3辺を2次巻線に対応させて各巻線端を変圧器ベクトル図に従って順次接続し、正三角形の頂点に対応する1次巻線の中間タップに3相交流電源を接続し、正三角形の各頂点から円弧を略3等分した点を通るように引いた直線と外側直線との交点に対応する一方の中間タップを第1の3相交流電圧の出力端とし、他方の中間タップを第2の3相交流電圧の出力端としたものを用いる。
[図2]は、本発明を適用する空気調和機の空調負荷とインバータ出力周波数との関係を示す線図。
[図3]は、本発明を適用する空気調和機のインバータ出力周波数と消費電力との関係を示す線図。
[図4]は、本発明の一実施形態における18パルス方式の整流器を構成する変圧器ベクトル図。
[図5]は、図4に示す変圧器ベクトル図を満たす変圧器の巻線構造図。
[図6]は、本実施形態における電圧リップル波形を、構成の異なる他の装置の電圧リップル波形と併せて示した波形図。
[図7]は、本発明の一実施形態における整流器の電流波形を、従来の整流器を用いた電流波形とをそれぞれシミュレーションした1サイクル分の電流波形図。
[図8]は、図7のシミュレーションによる高調波成分の分布図。
[図9]は、本発明の一実施形態における電源電圧及び変圧器出力電圧を、従来の整流器を用いた場合の電源電圧及び変圧器出力電圧と比較して示した波形図。
[図10]は、本発明の一実施形態が最小周波数運転時にも効果があることを示す高調波成分の分布図。
産業上の利用の可能性
Claims (2)
- 3相交流電源から受電した3相交流電圧を全波整流する主整流回路と、前記主整流回路の出力を可変周波数の交流に変換し、冷凍サイクルを形成する圧縮機を可変速駆動するインバータと、前記3相交流電源の3相交流電圧を入力し、この3相交流電圧に対して所定の角度だけ位相が進んだ第1の3相交流電圧及び所定の角度だけ位相が遅れた第2の3相交流電圧をそれぞれ出力する変圧器と、前記変圧器から出力される第1及び第2の3相交流電圧をそれぞれ全波整流して前記主整流回路の出力側に供給する第1及び第2の補助整流回路とを備えた空気調和機であって、
前記変圧器は、3相交流電圧を正三角形のベクトル図で表し、前記正三角形の各頂点を中心として残りの2つの頂点を結んで描いた円弧を3等分して得られる2点を通るように引いた直線の外側に、それぞれ該直線に対して所定の距離だけ外側に隔てて平行に引いた外側直線と、前記正三角形の各頂点を通る直線とで六角形の変圧器ベクトル図を形成し、この変圧器ベクトル図を満たすように前記六角形の各辺のうち、前記正三角形の各頂点を通る3辺を1次巻線に対応させ、これらの3辺に対向する3辺を2次巻線に対応させて各巻線端を前記変圧器ベクトル図に従って順次接続し、前記正三角形の頂点に対応する1次巻線の中間タップに前記3相交流電源を接続し、前記正三角形の各頂点から前記円弧を3等分した点を通るように引いた直線と前記外側直線との交点に略対応する一方の中間タップを前記第1の3相交流電圧の出力端とし、他方の中間タップを前記第2の3相交流電圧の出力端とした、ことを特徴とする空気調和機。 - 請求項1記載の空気調和機において、
前記所定の距離は、圧縮機の最大回転数近傍で、前記第1及び第2の3相交流電圧が3相交流電源から受電した3相交流電圧と略等しくなるように設定した空気調和機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003158215 | 2003-06-03 | ||
JP2003158215 | 2003-06-03 | ||
PCT/JP2004/006962 WO2004109191A1 (ja) | 2003-06-03 | 2004-05-21 | 空気調和機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2004109191A1 JPWO2004109191A1 (ja) | 2006-07-20 |
JP4330583B2 true JP4330583B2 (ja) | 2009-09-16 |
Family
ID=33508420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005506739A Active JP4330583B2 (ja) | 2003-06-03 | 2004-05-21 | 空気調和機 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1632729A4 (ja) |
JP (1) | JP4330583B2 (ja) |
KR (1) | KR100687375B1 (ja) |
CN (1) | CN100339655C (ja) |
WO (1) | WO2004109191A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8074887B2 (en) | 2002-06-04 | 2011-12-13 | Hand Held Products, Inc. | Optical reader having a plurality of imaging modules |
US8596542B2 (en) | 2002-06-04 | 2013-12-03 | Hand Held Products, Inc. | Apparatus operative for capture of image data |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101162871B (zh) * | 2007-09-28 | 2012-01-25 | 艾默生网络能源有限公司 | 提升空调对电网电压和频率的适应范围的方法及其装置 |
CN106233596A (zh) * | 2014-01-24 | 2016-12-14 | 东芝开利株式会社 | 电力变换装置、设备机器以及设备机器系统 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU748728A1 (ru) * | 1976-11-29 | 1980-07-15 | За витель | -Пульсный вентильный преобразователь |
SU991561A1 (ru) * | 1980-06-19 | 1983-01-23 | За витель ( ПРЕОБРАЗОВАТЕЛЬ ТРЕХФАЗНОГО ПЕРЕМЕННОГО НАПРЯЖЕНИЯ В ПОСТОЯННОЕ 1 Изобретение относитс к электро,технике, а именно к технике сильноточных тиристорных преобразователей, и может быть использовано дл испытани потребит.елей посто нного тока большой мощности с глубоким регулированием напр жен | Преобразователь трехфазного переменного напр жени в посто нное |
AU644153B2 (en) * | 1990-08-17 | 1993-12-02 | Westinghouse Electric Corporation | Optimized 18-pulse type AC/DC, or DC/AC, converter system |
US5124904A (en) * | 1990-08-17 | 1992-06-23 | Westinghouse Electric Corp. | Optimized 18-pulse type AC/DC, or DC/AC, converter system |
JP2745298B2 (ja) * | 1996-03-04 | 1998-04-28 | 株式会社千代田 | 昇圧型ac/dcコンバータ |
JP3522078B2 (ja) * | 1997-03-31 | 2004-04-26 | 株式会社富士通ゼネラル | 空気調和機の制御装置 |
JP3933373B2 (ja) * | 2000-06-15 | 2007-06-20 | 株式会社東芝 | 整流器及び変圧器 |
US6650557B2 (en) * | 2001-04-27 | 2003-11-18 | Honeywell International Inc. | 18-pulse rectification system using a wye-connected autotransformer |
-
2004
- 2004-05-21 KR KR1020057003252A patent/KR100687375B1/ko not_active IP Right Cessation
- 2004-05-21 CN CNB2004800007486A patent/CN100339655C/zh not_active Expired - Fee Related
- 2004-05-21 WO PCT/JP2004/006962 patent/WO2004109191A1/ja active Application Filing
- 2004-05-21 JP JP2005506739A patent/JP4330583B2/ja active Active
- 2004-05-21 EP EP04745273A patent/EP1632729A4/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8074887B2 (en) | 2002-06-04 | 2011-12-13 | Hand Held Products, Inc. | Optical reader having a plurality of imaging modules |
US8596542B2 (en) | 2002-06-04 | 2013-12-03 | Hand Held Products, Inc. | Apparatus operative for capture of image data |
Also Published As
Publication number | Publication date |
---|---|
WO2004109191A1 (ja) | 2004-12-16 |
EP1632729A4 (en) | 2009-11-11 |
JPWO2004109191A1 (ja) | 2006-07-20 |
KR20050032121A (ko) | 2005-04-06 |
CN100339655C (zh) | 2007-09-26 |
EP1632729A1 (en) | 2006-03-08 |
KR100687375B1 (ko) | 2007-02-26 |
CN1701204A (zh) | 2005-11-23 |
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