JP4719432B2 - 空気調和機及びそれに用いられるロータリ式2段圧縮機 - Google Patents
空気調和機及びそれに用いられるロータリ式2段圧縮機 Download PDFInfo
- Publication number
- JP4719432B2 JP4719432B2 JP2004204057A JP2004204057A JP4719432B2 JP 4719432 B2 JP4719432 B2 JP 4719432B2 JP 2004204057 A JP2004204057 A JP 2004204057A JP 2004204057 A JP2004204057 A JP 2004204057A JP 4719432 B2 JP4719432 B2 JP 4719432B2
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- Japan
- Prior art keywords
- pressure
- compression element
- compressor
- low
- refrigerant
- 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.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2210/00—Fluid
- F04C2210/26—Refrigerants with particular properties, e.g. HFC-134a
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/40—Electric motor
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S417/00—Pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Description
Claims (5)
- 密閉容器内に電動機と、その電動機で駆動され2つの偏心部を有する回転軸と、前記偏心部の偏心回転により公転運動するローラをそれぞれ圧縮室に備えた低圧用圧縮要素と高圧用圧縮要素とが仕切板を介して設けられた回転圧縮要素と、前記低圧用圧縮要素の圧縮室と前記高圧用圧縮要素の圧縮室とに接続する前記密閉容器の内部空間と隔てた中間空間と、を備え、前記低圧用圧縮要素と前記高圧用圧縮要素との圧縮工程の位相差が略180°であるロータリ式2段圧縮機と、その圧縮機から吐出された高圧のガス冷媒を凝縮する凝縮器と、凝縮された冷媒を低圧まで膨張する膨張機構と、膨張された冷媒を蒸発させる蒸発器とを順次接続する冷凍サイクルと、前記圧縮機の回転数を制御する制御部とを備え、前記圧縮機は、単段圧縮機と比較した成績係数COPが低下する回転数を除いた回転数域に運転制御され、前記圧縮機における前記低圧用圧縮要素の行程容積V1と前記中間空間の容積Vmとの比である特定容積比V1/Vmが、前記圧縮機の最小運転回転数Nmin[1/秒]と最大運転回転数Nmax[1/秒]としたとき、(V1/Vm)≦1.4×10-5Nmin2及び2.6×10-5Nmax2≦(V1/Vm)である空気調和機。
- 前記膨張機構は、前記凝縮器で凝縮された冷媒を中間圧力まで減圧して膨張する第一の膨張機構と、その第一の膨張機構で膨張された中間圧力の冷媒を膨張して前記蒸発器に供給する第二の膨張機構とからなり、前記第一の膨張機構と前記第二の膨張機構とに接続してガス冷媒と液冷媒とを分離する気液分離器と、その気液分離器におけるガス冷媒領域と前記中間空間とを連通するインジェクション流路とを備え、そのインジェクション流路の流路断面積が、前記中間空間の最小流路断面積よりも小さい請求項1記載の空気調和機。
- 密閉容器内に電動機と、その電動機で駆動され2つの偏心部を有する回転軸と、前記偏心部の偏心回転により公転運動するローラをそれぞれ圧縮室に備えた低圧用圧縮要素と高圧用圧縮要素とが仕切板を介して設けられた回転圧縮要素と、前記低圧用圧縮要素の圧縮室と前記高圧用圧縮要素の圧縮室とに接続する前記密閉容器の内部空間と隔てた中間空間と、を備え、前記低圧用圧縮要素と前記高圧用圧縮要素との圧縮工程の位相差が略180°であるロータリ式2段圧縮機と、その圧縮機から吐出された高圧のガス冷媒を凝縮する凝縮器と、凝縮された冷媒を低圧まで膨張する膨張機構と、膨張された冷媒を蒸発させる蒸発器とを順次接続する冷凍サイクルと、前記圧縮機の回転数を制御する制御部とを備え、この制御部は、前記圧縮機における前記低圧用圧縮要素の行程容積V1と前記中間空間の容積Vmとの比である特定容積比V1/Vmとの関係から求められ成績係数COPを極小とする前記圧縮機の特定回転数Nsを避けた回転数で運転し、前記特定容積比V1/Vmが、前記最小運転回転数Nmin[1/秒]と最大運転回転数Nmax[1/秒]としたとき、(V1/Vm)≦1.4×10-5Nmin2及び2.6×10-5Nmax2≦(V1/Vm)である空気調和機。
- 前記膨張機構は、前記凝縮器で凝縮された冷媒を中間圧力まで減圧して膨張する第一の膨張機構と、その第一の膨張機構で膨張された中間圧力の冷媒を膨張して前記蒸発器に供給する第二の膨張機構とからなり、前記第一の膨張機構と前記第二の膨張機構とに接続してガス冷媒と液冷媒とを分離する気液分離器と、その気液分離器におけるガス冷媒領域と前記中間空間とを連通するインジェクション流路とを備え、そのインジェクション流路の流路断面積が、前記中間空間の最小流路断面積よりも小さい請求項3に記載の空気調和機。
- 密閉容器内に電動機と、その電動機で駆動され2つの偏心部を有する回転軸と、前記偏心部の偏心回転により公転運動するローラをそれぞれ圧縮室に備えた低圧用圧縮要素と高圧用圧縮要素とが仕切板を介して設けられた回転圧縮要素と、前記低圧用圧縮要素の圧縮室と前記高圧用圧縮要素の圧縮室とに接続する前記密閉容器の内部空間と隔てた中間空間と、を備え、前記低圧用圧縮要素と前記高圧用圧縮要素との圧縮工程の位相差が略180°であるロータリ式2段圧縮機において、当該圧縮機の最小運転回転数Nmin[1/秒]及び最大運転回転数Nmax[1/秒]と、前記低圧用圧縮要素の行程容積V1と前記中間空間の容積Vmとの比である特定容積比V1/Vmが、(V1/Vm)≦1.4×10-5Nmin2及び2.6×10-5Nmax2≦(V1/Vm)としたことを特徴とするロータリ式2段圧縮機。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004204057A JP4719432B2 (ja) | 2004-07-12 | 2004-07-12 | 空気調和機及びそれに用いられるロータリ式2段圧縮機 |
KR1020040076732A KR100653815B1 (ko) | 2004-07-12 | 2004-09-24 | 공기 조화기 및 그에 이용되는 로터리 압축기 |
CNB2004100119784A CN100547318C (zh) | 2004-07-12 | 2004-09-27 | 空气调节器 |
MYPI20044001A MY137946A (en) | 2004-07-12 | 2004-09-29 | Air conditioner and rotary compressor used for the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004204057A JP4719432B2 (ja) | 2004-07-12 | 2004-07-12 | 空気調和機及びそれに用いられるロータリ式2段圧縮機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006029085A JP2006029085A (ja) | 2006-02-02 |
JP4719432B2 true JP4719432B2 (ja) | 2011-07-06 |
Family
ID=35895768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004204057A Expired - Fee Related JP4719432B2 (ja) | 2004-07-12 | 2004-07-12 | 空気調和機及びそれに用いられるロータリ式2段圧縮機 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4719432B2 (ja) |
KR (1) | KR100653815B1 (ja) |
CN (1) | CN100547318C (ja) |
MY (1) | MY137946A (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009079492A (ja) * | 2007-09-25 | 2009-04-16 | Fujitsu General Ltd | 2段ロータリー圧縮機 |
JP4462352B2 (ja) * | 2008-01-10 | 2010-05-12 | 株式会社富士通ゼネラル | 2段圧縮ロータリ圧縮機 |
JP5253909B2 (ja) * | 2008-07-25 | 2013-07-31 | 株式会社東芝 | 洗濯乾燥機 |
JP2010059859A (ja) * | 2008-09-03 | 2010-03-18 | Fujitsu General Ltd | インジェクション対応2段圧縮ロータリ圧縮機 |
KR101528645B1 (ko) * | 2009-04-09 | 2015-06-15 | 엘지전자 주식회사 | 로터리식 2단 압축기 |
KR20130081107A (ko) * | 2012-01-06 | 2013-07-16 | 엘지전자 주식회사 | 밀폐형 압축기 |
CN104632624B (zh) * | 2013-12-25 | 2016-10-05 | 珠海格力节能环保制冷技术研究中心有限公司 | 一种双缸双级压缩机 |
JP6380319B2 (ja) * | 2015-09-29 | 2018-08-29 | 株式会社デンソー | 電動圧縮機 |
CN105298840B (zh) * | 2015-11-23 | 2017-07-11 | 珠海格力节能环保制冷技术研究中心有限公司 | 多缸双级增焓压缩机及空调器、热泵热水器和控制方法 |
CN105587663B (zh) * | 2015-12-29 | 2018-07-03 | 西安交通大学 | 一种冰箱用立式两级旋转式压缩机及其工作方法 |
CN106091455B (zh) * | 2016-08-04 | 2018-07-10 | 青岛大学 | 一种活塞压缩机中间喷射准两级压缩制冷系统 |
CN106382227A (zh) * | 2016-11-18 | 2017-02-08 | 广东美芝制冷设备有限公司 | 多级压缩式旋转压缩机及具有其的制冷循环装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH046349A (ja) * | 1990-04-24 | 1992-01-10 | Toshiba Corp | 冷凍サイクル装置 |
JPH05256286A (ja) * | 1992-03-13 | 1993-10-05 | Toshiba Corp | 多気筒型回転圧縮機 |
JPH1082391A (ja) * | 1996-07-19 | 1998-03-31 | Ishikawajima Harima Heavy Ind Co Ltd | 2段スクリュー圧縮機の制御装置 |
JP2000087892A (ja) * | 1998-09-08 | 2000-03-28 | Daikin Ind Ltd | 2段圧縮機及び空気調和装置 |
JP2003021089A (ja) * | 2001-07-03 | 2003-01-24 | Kobe Steel Ltd | 2段圧縮冷凍機およびその運転方法 |
JP2004100608A (ja) * | 2002-09-11 | 2004-04-02 | Hitachi Home & Life Solutions Inc | 圧縮機 |
JP2004125186A (ja) * | 2002-09-30 | 2004-04-22 | Sanyo Electric Co Ltd | 冷媒サイクル装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3389539B2 (ja) | 1999-08-31 | 2003-03-24 | 三洋電機株式会社 | 内部中間圧型2段圧縮式ロータリコンプレッサ |
JP4024056B2 (ja) | 2002-03-04 | 2007-12-19 | 三洋電機株式会社 | ロータリコンプレッサ |
-
2004
- 2004-07-12 JP JP2004204057A patent/JP4719432B2/ja not_active Expired - Fee Related
- 2004-09-24 KR KR1020040076732A patent/KR100653815B1/ko active Pre-grant Review Request
- 2004-09-27 CN CNB2004100119784A patent/CN100547318C/zh not_active Expired - Fee Related
- 2004-09-29 MY MYPI20044001A patent/MY137946A/en unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH046349A (ja) * | 1990-04-24 | 1992-01-10 | Toshiba Corp | 冷凍サイクル装置 |
JPH05256286A (ja) * | 1992-03-13 | 1993-10-05 | Toshiba Corp | 多気筒型回転圧縮機 |
JPH1082391A (ja) * | 1996-07-19 | 1998-03-31 | Ishikawajima Harima Heavy Ind Co Ltd | 2段スクリュー圧縮機の制御装置 |
JP2000087892A (ja) * | 1998-09-08 | 2000-03-28 | Daikin Ind Ltd | 2段圧縮機及び空気調和装置 |
JP2003021089A (ja) * | 2001-07-03 | 2003-01-24 | Kobe Steel Ltd | 2段圧縮冷凍機およびその運転方法 |
JP2004100608A (ja) * | 2002-09-11 | 2004-04-02 | Hitachi Home & Life Solutions Inc | 圧縮機 |
JP2004125186A (ja) * | 2002-09-30 | 2004-04-22 | Sanyo Electric Co Ltd | 冷媒サイクル装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100653815B1 (ko) | 2006-12-05 |
JP2006029085A (ja) | 2006-02-02 |
CN100547318C (zh) | 2009-10-07 |
CN1721786A (zh) | 2006-01-18 |
MY137946A (en) | 2009-04-30 |
KR20060039043A (ko) | 2006-05-08 |
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