JP2002242876A - 磁気軸受式ポンプ - Google Patents

磁気軸受式ポンプ

Info

Publication number
JP2002242876A
JP2002242876A JP2001041076A JP2001041076A JP2002242876A JP 2002242876 A JP2002242876 A JP 2002242876A JP 2001041076 A JP2001041076 A JP 2001041076A JP 2001041076 A JP2001041076 A JP 2001041076A JP 2002242876 A JP2002242876 A JP 2002242876A
Authority
JP
Japan
Prior art keywords
shaft
magnetic bearing
target
electromagnet
steel plate
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.)
Pending
Application number
JP2001041076A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002242876A5 (cg-RX-API-DMAC7.html
Inventor
Yasushi Maejima
靖 前島
Masayoshi Takamine
正義 高峯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMP KK
Original Assignee
STMP KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by STMP KK filed Critical STMP KK
Priority to JP2001041076A priority Critical patent/JP2002242876A/ja
Priority to US10/068,833 priority patent/US6559568B2/en
Priority to EP02250895A priority patent/EP1233189B1/en
Priority to DE60219842T priority patent/DE60219842T2/de
Priority to KR1020020008792A priority patent/KR100707235B1/ko
Publication of JP2002242876A publication Critical patent/JP2002242876A/ja
Publication of JP2002242876A5 publication Critical patent/JP2002242876A5/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • F16C32/0446—Determination of the actual position of the moving member, e.g. details of sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/048—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps comprising magnetic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0459—Details of the magnetic circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0474—Active magnetic bearings for rotary movement
    • F16C32/0489—Active magnetic bearings for rotary movement with active support of five degrees of freedom, e.g. two radial magnetic bearings combined with an axial bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • F16C2360/45—Turbo-molecular pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP2001041076A 2001-02-19 2001-02-19 磁気軸受式ポンプ Pending JP2002242876A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2001041076A JP2002242876A (ja) 2001-02-19 2001-02-19 磁気軸受式ポンプ
US10/068,833 US6559568B2 (en) 2001-02-19 2002-02-06 Magnetic bearing type vacuum pump
EP02250895A EP1233189B1 (en) 2001-02-19 2002-02-08 Magnetic bearing type vacuum pump
DE60219842T DE60219842T2 (de) 2001-02-19 2002-02-08 Vakuumpumpe mit Magnetlager
KR1020020008792A KR100707235B1 (ko) 2001-02-19 2002-02-19 자기 베어링식 진공펌프

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001041076A JP2002242876A (ja) 2001-02-19 2001-02-19 磁気軸受式ポンプ

Publications (2)

Publication Number Publication Date
JP2002242876A true JP2002242876A (ja) 2002-08-28
JP2002242876A5 JP2002242876A5 (cg-RX-API-DMAC7.html) 2005-10-27

Family

ID=18903572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001041076A Pending JP2002242876A (ja) 2001-02-19 2001-02-19 磁気軸受式ポンプ

Country Status (5)

Country Link
US (1) US6559568B2 (cg-RX-API-DMAC7.html)
EP (1) EP1233189B1 (cg-RX-API-DMAC7.html)
JP (1) JP2002242876A (cg-RX-API-DMAC7.html)
KR (1) KR100707235B1 (cg-RX-API-DMAC7.html)
DE (1) DE60219842T2 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018193943A1 (ja) * 2017-04-18 2018-10-25 エドワーズ株式会社 真空ポンプ、真空ポンプに備わる磁気軸受部およびシャフト

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001023768A1 (en) * 1999-09-30 2001-04-05 Mitsubishi Denki Kabushiki Kaisha Thrust magnetic bearing
JP4435613B2 (ja) * 2003-10-14 2010-03-24 ハイデルベルガー ドルツクマシーネン アクチエンゲゼルシヤフト 版の画像付け装置
JP2005273802A (ja) * 2004-03-25 2005-10-06 Boc Edwards Kk 磁気軸受装置及び該磁気軸受装置を搭載したターボ分子ポンプ
KR100604894B1 (ko) * 2004-08-21 2006-07-28 삼성전자주식회사 반도체 제조설비의 회전운동장치
DE102006053041A1 (de) * 2006-11-10 2008-05-15 Schaeffler Kg Lagerungsanordnung, insbesondere für eine Werkzeugmaschine
KR101489025B1 (ko) * 2007-10-09 2015-02-04 쯔구미쯔 마쯔이 전자기 유도식 발열 장치ㆍ열풍 발생 장치 및 발전 장치
EP2048390A3 (en) * 2007-10-12 2009-08-05 General Electric Company Armature with coated sheets, magnetic bearing with an armature and method for assembling an armature
CL2009000917A1 (es) * 2008-04-17 2010-07-02 K Sortore Christopher Una maquina que comprende un rotor con una pluralidad de imanes permanentes de tierras raras,retenidos en el rotor por medio de un casquillo cilindrico, el casquillo es retenido por medio de una banda que posee una pluralidad apilada de laminaciones de arandelas, estando cada laminacion aislada electricamente.
BRPI0907304A2 (pt) 2008-04-18 2016-06-14 Synchrony Inc "máquina"
US9583991B2 (en) * 2009-06-24 2017-02-28 Synchrony, Inc. Systems, devices, and/or methods for managing magnetic bearings
WO2011163456A1 (en) 2010-06-23 2011-12-29 Synchrony, Inc. Split magnetic thrust bearing
KR101979043B1 (ko) * 2011-10-31 2019-05-15 에드워즈 가부시키가이샤 고정 부재 및 진공 펌프
CN105317839A (zh) * 2015-12-14 2016-02-10 珠海格力节能环保制冷技术研究中心有限公司 磁悬浮轴承定子组件及制作方法
JP6999485B2 (ja) * 2018-04-20 2022-01-18 エドワーズ株式会社 真空ポンプ、及び真空ポンプの制御装置
JP7408274B2 (ja) * 2018-06-01 2024-01-05 エドワーズ株式会社 真空ポンプ及びセンサターゲット
US12117009B2 (en) * 2019-04-25 2024-10-15 Shimadzu Corporation Vacuum pump including magnetic bearing and motor bearing operable as radial magnetic bearing, motor, and thrust magnetic bearing
JP7454928B2 (ja) * 2019-08-23 2024-03-25 エドワーズ株式会社 真空ポンプ及び真空ポンプに用いられる電磁石ユニット

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841296A (ja) * 1981-09-04 1983-03-10 Seiko Instr & Electronics Ltd 磁気軸受を応用した小型軸流分子ポンプ
CA1295723C (en) * 1987-07-23 1992-02-11 Robert A. Golobic Gas bearings for gas lasers
JPS6441288A (en) * 1987-08-07 1989-02-13 Nec Corp Laser diode driving device
DE4220015A1 (de) 1992-06-19 1993-12-23 Leybold Ag Gasreibungsvakuumpumpe
JP2934594B2 (ja) * 1995-09-08 1999-08-16 株式会社トヤマ シンクロトロン放射光ビーム集光装置
DE19548664A1 (de) 1995-12-23 1997-06-26 Csm Gmbh Zentrifugenmagnetlagerung
JP3000356B1 (ja) 1998-07-07 2000-01-17 セイコー精機株式会社 真空ポンプ及び真空装置
JP3010529B1 (ja) * 1998-08-28 2000-02-21 セイコー精機株式会社 真空ポンプ、及び真空装置
US6166469A (en) * 1998-10-21 2000-12-26 General Electric Company Method of fabricating a compact bearingless machine drive system
JP3349679B2 (ja) * 1999-03-31 2002-11-25 ビーオーシーエドワーズテクノロジーズ株式会社 磁気軸受装置及びこれを備えた真空ポンプ
JP4104098B2 (ja) 1999-03-31 2008-06-18 エドワーズ株式会社 真空ポンプ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018193943A1 (ja) * 2017-04-18 2018-10-25 エドワーズ株式会社 真空ポンプ、真空ポンプに備わる磁気軸受部およびシャフト
JP2018178908A (ja) * 2017-04-18 2018-11-15 エドワーズ株式会社 真空ポンプ、真空ポンプに備わる磁気軸受部およびシャフト

Also Published As

Publication number Publication date
DE60219842T2 (de) 2008-01-17
DE60219842D1 (de) 2007-06-14
US20020113509A1 (en) 2002-08-22
KR100707235B1 (ko) 2007-04-13
EP1233189A1 (en) 2002-08-21
KR20020067993A (ko) 2002-08-24
EP1233189B1 (en) 2007-05-02
US6559568B2 (en) 2003-05-06

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