GB1573262A - Damping system for a rotatable rotor fitted in a housing - Google Patents

Damping system for a rotatable rotor fitted in a housing Download PDF

Info

Publication number
GB1573262A
GB1573262A GB13893/77A GB1389377A GB1573262A GB 1573262 A GB1573262 A GB 1573262A GB 13893/77 A GB13893/77 A GB 13893/77A GB 1389377 A GB1389377 A GB 1389377A GB 1573262 A GB1573262 A GB 1573262A
Authority
GB
United Kingdom
Prior art keywords
magnets
unit
supporting unit
housing
damping
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
Application number
GB13893/77A
Other languages
English (en)
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.)
Ultra Centrifuge Nederland NV
Original Assignee
Ultra Centrifuge Nederland NV
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 Ultra Centrifuge Nederland NV filed Critical Ultra Centrifuge Nederland NV
Publication of GB1573262A publication Critical patent/GB1573262A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/12—Suspending rotary bowls ; Bearings; Packings for 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
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
    • F16F15/035—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means by use of eddy or induced-current damping

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Electromagnetism (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Vibration Prevention Devices (AREA)
GB13893/77A 1976-04-06 1977-04-01 Damping system for a rotatable rotor fitted in a housing Expired GB1573262A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7603558A NL167102C (nl) 1976-04-06 1976-04-06 Dempinrichting voor een in een huis geplaatste draaibare rotor.

Publications (1)

Publication Number Publication Date
GB1573262A true GB1573262A (en) 1980-08-20

Family

ID=19825952

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13893/77A Expired GB1573262A (en) 1976-04-06 1977-04-01 Damping system for a rotatable rotor fitted in a housing

Country Status (7)

Country Link
JP (1) JPS583124B2 (pt)
BR (1) BR7702077A (pt)
DE (1) DE2715457C2 (pt)
FR (1) FR2347568A1 (pt)
GB (1) GB1573262A (pt)
IT (1) IT1080015B (pt)
NL (2) NL167102C (pt)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239328A1 (de) * 1982-10-23 1984-04-26 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Magnetisch gelagerte turbomolekularpumpe mit schwingungsdaempfung
EP2562440A3 (en) * 2011-08-24 2015-05-06 Dresser-Rand Company Magnetically-coupled damper for turbomachinery

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL223606A (pt) * 1957-12-27 1900-01-01
JPS51111542A (en) * 1975-03-25 1976-10-01 Mitsubishi Electric Corp Magnetic bearing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239328A1 (de) * 1982-10-23 1984-04-26 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Magnetisch gelagerte turbomolekularpumpe mit schwingungsdaempfung
EP2562440A3 (en) * 2011-08-24 2015-05-06 Dresser-Rand Company Magnetically-coupled damper for turbomachinery

Also Published As

Publication number Publication date
IT1080015B (it) 1985-05-16
JPS583124B2 (ja) 1983-01-20
NL7603558A (nl) 1977-10-10
NL176530C (nl) 1985-05-01
DE2715457C2 (de) 1984-09-27
DE2715457A1 (de) 1977-10-20
NL167102B (nl) 1981-06-16
FR2347568B3 (pt) 1979-04-13
NL176530B (nl) 1984-12-03
NL8102429A (nl) 1981-09-01
BR7702077A (pt) 1978-01-17
JPS52122749A (en) 1977-10-15
NL167102C (nl) 1982-04-16
FR2347568A1 (fr) 1977-11-04

Similar Documents

Publication Publication Date Title
US4363525A (en) Magnetically suspended rotating bodies
US4578606A (en) Brushless DC electric motor and tachogenerator assembly
KR880002307A (ko) 전동기
US3814963A (en) Stator for rotating electrical machines
KR920001474A (ko) 기록매체 구동장치
KR900004987A (ko) 개량된 회전링 방적장치
US7348699B2 (en) Encapsulated motor
FI840239A (fi) Magnetohydrostatisk centrifug och foerfarande med laong vistelsetid och kort drivning.
US3610973A (en) Vibration pickup device
GB1573262A (en) Damping system for a rotatable rotor fitted in a housing
US5108587A (en) Apparatus for the electrodynamic separation of non-ferromagnetic free-flowing material
JPH05149764A (ja) 磁気駆動装置及びこのような装置を備える計量器、特に水計量器
US4379411A (en) Flow transducer
US4808922A (en) Magnetic field producing device for determining the concentration of a paramagnetic substance passed through a rotating cell chamber
US4763509A (en) Device for determining the concentration of substances having paramagnetic properties
KR900013494A (ko) 디스크장치에 있어서의 디스크구동모터의 회전검출기
GB2225639A (en) Apparatus for determining the amount of paramagnetic substance in a mixture
CN216904706U (zh) 盘式磁悬浮电机
SU721124A1 (ru) Центрифуга дл разделени полидисперстных жидких систем
SU604977A1 (ru) Устройство дл определени кривизны и направлени отклонител
RU2038677C1 (ru) Центрифуга
US2046965A (en) Vertical shaft motor
SU1165486A1 (ru) Электромеханический вибровозбудитель
US3426967A (en) Apparatus for centrifuging electrically conducting liquids
US5391986A (en) Apparatus for determining the proportion of a substance having paramagnetic properties in a mixture of substances

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19970331