JP5823928B2 - 密閉型電動圧縮機 - Google Patents
密閉型電動圧縮機 Download PDFInfo
- Publication number
- JP5823928B2 JP5823928B2 JP2012144911A JP2012144911A JP5823928B2 JP 5823928 B2 JP5823928 B2 JP 5823928B2 JP 2012144911 A JP2012144911 A JP 2012144911A JP 2012144911 A JP2012144911 A JP 2012144911A JP 5823928 B2 JP5823928 B2 JP 5823928B2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnet
- rare earth
- heavy rare
- earth element
- 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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Links
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 34
- 230000005415 magnetization Effects 0.000 claims description 29
- 238000007906 compression Methods 0.000 claims description 23
- 230000006835 compression Effects 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 19
- 239000003507 refrigerant Substances 0.000 claims description 19
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 15
- 230000004907 flux Effects 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 239000010687 lubricating oil Substances 0.000 description 8
- 230000005347 demagnetization Effects 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 7
- 229910052692 Dysprosium Inorganic materials 0.000 description 6
- 229910052771 Terbium Inorganic materials 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000005381 magnetic domain Effects 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- ABJSOROVZZKJGI-OCYUSGCXSA-N (1r,2r,4r)-2-(4-bromophenyl)-n-[(4-chlorophenyl)-(2-fluoropyridin-4-yl)methyl]-4-morpholin-4-ylcyclohexane-1-carboxamide Chemical compound C1=NC(F)=CC(C(NC(=O)[C@H]2[C@@H](C[C@@H](CC2)N2CCOCC2)C=2C=CC(Br)=CC=2)C=2C=CC(Cl)=CC=2)=C1 ABJSOROVZZKJGI-OCYUSGCXSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- SMNRFWMNPDABKZ-WVALLCKVSA-N [[(2R,3S,4R,5S)-5-(2,6-dioxo-3H-pyridin-3-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] [[[(2R,3S,4S,5R,6R)-4-fluoro-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl] hydrogen phosphate Chemical compound OC[C@H]1O[C@H](OP(O)(=O)OP(O)(=O)OP(O)(=O)OP(O)(=O)OC[C@H]2O[C@H]([C@H](O)[C@@H]2O)C2C=CC(=O)NC2=O)[C@H](O)[C@@H](F)[C@@H]1O SMNRFWMNPDABKZ-WVALLCKVSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- 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
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Description
1a 筒部
1b 蓋部
1c 底部
2 圧縮機構
3 固定スクロール
4 旋回スクロール
5 フレーム
5a 主軸受
6 シャフト
6a 偏心ピン部
6b 貫通穴
7 電動機
7a 回転子
7b 固定子
8 潤滑油
9 油溜
10 オルダムリング
11 吸込パイプ
12 吸込口
14 吐出口
15 副軸受
16 バランスウェイト
16a 上バランスウェイト
16b 下バランスウェイト
17 コイルエンド
18a、18b 吐出ガス通路
20 電動機の上方の空間
21 電動機の下方の空間
22 吐出パイプ
23、25 鉄芯
24 コイル
30 リベット
31 磁石収容部
33 永久磁石
34 Nd2Fe14B化合物
35 粒界
36 Dyに富む合金
37 中重希土類元素
50 密閉型電動圧縮機
51 極部
52 極間部
Claims (3)
- 冷媒を圧縮する圧縮機構部と、前記圧縮機構部を駆動する電動機と、を備え、
前記電動機は、コイルを有する固定子と、鉄芯及び永久磁石を有する回転子と、を有し、
前記永久磁石は、中重希土類元素が添加されたNd−Fe−B化合物から構成され、
前記冷媒はR32であり、
前記Nd−Fe−B化合物の母相粒の粒界から5nmにおける単位体積あたりの前記中重希土類元素の量は、前記母相粒の粒界から5nmより内部における単位体積あたりの前記中重希土類元素の量よりも多く、
前記回転子は、前記永久磁石を収容する磁石収容部を有し、
前記永久磁石は直方体であり、
前記永久磁石の磁化方向における面の面積は前記永久磁石の磁化方向に対して垂直方向における面の面積よりも大きく、
前記永久磁石の磁化方向に対して垂直方向における前記永久磁石と前記磁石収容部との間の隙間は、前記永久磁石の磁化方向における前記永久磁石と前記磁石収容部との間の隙間より狭い密閉型電動圧縮機。 - 冷媒を圧縮する圧縮機構部と、前記圧縮機構部を駆動する電動機と、を備え、
前記電動機は、コイルを有する固定子と、鉄芯及び永久磁石を有する回転子と、を有し、
前記永久磁石は、中重希土類元素が添加されたNd−Fe−B化合物から構成され、
前記冷媒はR32であり、
前記Nd−Fe−B化合物の母相粒の粒界から5nmにおける単位体積あたりの前記中重希土類元素の量は、前記母相粒の粒界から5nmより内部における単位体積あたりの前記中重希土類元素の量よりも多く、
前記回転子は、前記永久磁石を収容する磁石収容部を有し、
前記磁石収容部は、前記永久磁石の磁化方向に対して垂直方向に複数の前記永久磁石を収容し、
前記永久磁石はそれぞれ直方体であり、
前記永久磁石の磁化方向における面の面積は前記永久磁石の磁化方向に対して垂直方向における面の面積よりも大きく、
前記永久磁石の磁化方向に対して垂直方向における前記永久磁石と前記磁石収容部との間の隙間は、前記永久磁石の磁化方向における前記永久磁石と前記磁石収容部との間の隙間に前記磁石収容部に収容される前記永久磁石の数を乗じた値より狭い密閉型電動圧縮機。 - 前記Nd−Fe−B化合物の母相粒の粒界から5nmにおける前記中重希土類元素の量は、前記母相粒の粒界から5nmより内部における前記中重希土類元素の量よりも多いことを特徴とする請求項1又は2に記載の密閉型電動圧縮機。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012144911A JP5823928B2 (ja) | 2012-06-28 | 2012-06-28 | 密閉型電動圧縮機 |
CN201610115884.4A CN105673493B (zh) | 2012-06-28 | 2012-08-21 | 密闭型电动压缩机 |
CN201210299069.XA CN103511269B (zh) | 2012-06-28 | 2012-08-21 | 密闭型电动压缩机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012144911A JP5823928B2 (ja) | 2012-06-28 | 2012-06-28 | 密閉型電動圧縮機 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015200548A Division JP2016036251A (ja) | 2015-10-08 | 2015-10-08 | 密閉型電動圧縮機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014011829A JP2014011829A (ja) | 2014-01-20 |
JP5823928B2 true JP5823928B2 (ja) | 2015-11-25 |
Family
ID=49894539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012144911A Active JP5823928B2 (ja) | 2012-06-28 | 2012-06-28 | 密閉型電動圧縮機 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5823928B2 (ja) |
CN (2) | CN105673493B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015208053A (ja) * | 2014-04-17 | 2015-11-19 | 日立アプライアンス株式会社 | 永久磁石式回転電機及びそれを用いた圧縮機 |
JP6667235B2 (ja) * | 2015-09-07 | 2020-03-18 | 日立ジョンソンコントロールズ空調株式会社 | 密閉型電動圧縮機 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09168247A (ja) * | 1995-10-13 | 1997-06-24 | Tec Corp | 内転型ブラシレスモータ用回転子 |
JP2001115963A (ja) * | 1999-10-13 | 2001-04-27 | Daikin Ind Ltd | 圧縮機 |
CN2862478Y (zh) * | 2005-10-31 | 2007-01-24 | 上海日立电器有限公司 | 内置磁铁式永磁同步调速电机转子 |
JP4725442B2 (ja) * | 2006-07-10 | 2011-07-13 | トヨタ自動車株式会社 | Ipmロータおよびipmロータの製造方法 |
JP2009038930A (ja) * | 2007-08-03 | 2009-02-19 | Daikin Ind Ltd | ロータ及び埋込磁石型モータ |
JP5429002B2 (ja) * | 2010-03-30 | 2014-02-26 | Tdk株式会社 | 焼結磁石、モーター及び自動車 |
-
2012
- 2012-06-28 JP JP2012144911A patent/JP5823928B2/ja active Active
- 2012-08-21 CN CN201610115884.4A patent/CN105673493B/zh active Active
- 2012-08-21 CN CN201210299069.XA patent/CN103511269B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN103511269B (zh) | 2016-04-06 |
CN103511269A (zh) | 2014-01-15 |
CN105673493B (zh) | 2018-11-13 |
CN105673493A (zh) | 2016-06-15 |
JP2014011829A (ja) | 2014-01-20 |
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