IT1144728B - Dispositivo di sopporto con coefficiente di smorzamento variabile in particolare per macchine rotative - Google Patents

Dispositivo di sopporto con coefficiente di smorzamento variabile in particolare per macchine rotative

Info

Publication number
IT1144728B
IT1144728B IT67763/81A IT6776381A IT1144728B IT 1144728 B IT1144728 B IT 1144728B IT 67763/81 A IT67763/81 A IT 67763/81A IT 6776381 A IT6776381 A IT 6776381A IT 1144728 B IT1144728 B IT 1144728B
Authority
IT
Italy
Prior art keywords
support device
damping coefficient
variable damping
rotary machines
machines
Prior art date
Application number
IT67763/81A
Other languages
English (en)
Other versions
IT8167763A0 (it
Inventor
Ida Michiaki
Hagiwara Noriaki
Yamago Naoyoshi
Yoshioka Masahiro
Kikuchi Katsuaki
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of IT8167763A0 publication Critical patent/IT8167763A0/it
Application granted granted Critical
Publication of IT1144728B publication Critical patent/IT1144728B/it

Links

Classifications

    • 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
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
    • F16C32/067—Details of hydrostatic bearings independent of fluid supply or direction of load of bearings adjustable for aligning, positioning, wear or play
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/02—Sliding-contact bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
IT67763/81A 1980-06-04 1981-06-03 Dispositivo di sopporto con coefficiente di smorzamento variabile in particolare per macchine rotative IT1144728B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55074264A JPS60569B2 (ja) 1980-06-04 1980-06-04 減衰軸受

Publications (2)

Publication Number Publication Date
IT8167763A0 IT8167763A0 (it) 1981-06-03
IT1144728B true IT1144728B (it) 1986-10-29

Family

ID=13542088

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67763/81A IT1144728B (it) 1980-06-04 1981-06-03 Dispositivo di sopporto con coefficiente di smorzamento variabile in particolare per macchine rotative

Country Status (5)

Country Link
US (1) US4392751A (it)
JP (1) JPS60569B2 (it)
CH (1) CH653105A5 (it)
DE (1) DE3122053C2 (it)
IT (1) IT1144728B (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3328362A1 (de) * 1983-08-04 1985-02-21 Siemens AG, 1000 Berlin und 8000 München Flexible gedaempfte wellenlageranordnung, insbesondere fuer elektrische maschinen
CH662754A5 (de) * 1984-03-01 1987-10-30 Escher Wyss Ag Behandlungsmaschine mit rotierbarer behandlungstrommel.
US4867655A (en) * 1988-03-14 1989-09-19 United Technologies Corporation Variable stiffness oil film damper
EP0342882B1 (en) * 1988-05-13 1994-08-10 Toa Nenryo Kogyo Kabushiki Kaisha Damping system for a rotating shaft
US5071262A (en) * 1990-11-05 1991-12-10 General Electric Company Squeeze film damper fluid control
US5085521A (en) * 1991-01-14 1992-02-04 General Electric Company Squeeze film damper seal
US5169240A (en) * 1991-04-17 1992-12-08 General Electric Company Proportioned piston ring seals
US5106208A (en) * 1991-04-17 1992-04-21 General Electric Company Proportioned piston ring seals
US5215384A (en) * 1992-04-16 1993-06-01 Dresser-Rand Company Self-centering squeeze film damper bearing
US5344239A (en) * 1992-11-25 1994-09-06 General Electric Company Squeeze film bearing damper with annular end plenums
US5651616A (en) * 1996-10-17 1997-07-29 Dresser-Rand Company Tapered bearing housing
US5872875A (en) 1997-12-11 1999-02-16 Cooper Cameron Corporation Hydrodynamic shaft bearing with concentric outer hydrostatic bearing
US7401981B2 (en) * 2005-07-07 2008-07-22 Florida Turbine Technologies, Inc. Bearing damper having coiled wire
US7625121B2 (en) * 2005-09-28 2009-12-01 Elliott Company Bearing assembly and centering support structure therefor
US7517152B1 (en) 2006-09-20 2009-04-14 Florida Turbine Technologies, Inc. Squeeze film damper with variable support stiffness
US7798720B1 (en) 2006-11-16 2010-09-21 Florida Turbine Technologies, Inc. Squeeze film damper with highly variable support stiffness
GB2459268B (en) * 2008-04-16 2010-02-24 Rolls Royce Plc A squeeze-film damper arrangement
JP5092896B2 (ja) * 2008-05-23 2012-12-05 株式会社日立プラントテクノロジー 回転機械
JP5210893B2 (ja) * 2009-01-09 2013-06-12 三菱重工業株式会社 ダンパー構造及び回転機械
US8684606B2 (en) 2010-09-09 2014-04-01 Orion Corporation Hydrodynamic bearing with adaptive displacement control
FR2979681B1 (fr) * 2011-09-05 2014-05-16 Snecma Turbomachine comportant un film fluide d'amortissement d'un palier de guidage d'un arbre de turbomachine et procede de reglage de l'epaisseur d'un tel film fluide d'amortissement
RU2594323C2 (ru) * 2011-09-05 2016-08-10 Снекма Турбомашина, содержащая пленку демпфирующей жидкости направляющего подшипника вала турбомашины, и способ регулирования толщины такой пленки демпфирующей жидкости
DE102015201251A1 (de) * 2015-01-26 2016-07-28 Schaeffler Technologies AG & Co. KG Gleitlageranordnung für eine mit einer umlaufenden Radialkraft belasteten Welle
EP3402902B1 (en) 2016-01-15 2021-10-27 Massachusetts Institute Of Technology Semi-permeable arrays for analyzing biological systems and methods of using same
CN106352016A (zh) * 2016-11-16 2017-01-25 沈阳航空航天大学 一种外圈或轴颈带凸台的增阻式挤压油膜阻尼器
CN106402270A (zh) * 2016-11-16 2017-02-15 沈阳航空航天大学 一种外圈带凹槽及轴颈带凸台的增阻式挤压油膜阻尼器
US10161264B2 (en) * 2017-04-24 2018-12-25 United Technologies Corporation Helically actuated variable bearing damper
US10156159B1 (en) * 2017-08-22 2018-12-18 General Electric Company Squeeze film damper for a gas turbine engine
CN107676417B (zh) * 2017-09-30 2023-05-30 东风商用车有限公司 一种硅油减震器
CN107747605B (zh) * 2017-09-30 2023-08-01 东风商用车有限公司 硅油减震器结构
EP3720605A1 (en) 2017-12-07 2020-10-14 Massachusetts Institute Of Technology Single cell analyses
US11022174B2 (en) * 2018-09-28 2021-06-01 Rolls-Royce Corporation Drain arrangement for a squeeze film damper

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3301613A (en) * 1963-07-12 1967-01-31 Chrysler Corp Damped resilient bearing mounting
GB1129817A (en) * 1964-12-10 1968-10-09 Nash Alan R B Improvements in or relating to rotary dampers
US3456992A (en) * 1967-04-07 1969-07-22 Curtiss Wright Corp Vibration damping device
US4025130A (en) * 1975-10-03 1977-05-24 Carrier Corporation Flexible damped bearing assembly
US4027931A (en) * 1975-10-03 1977-06-07 Carrier Corporation Flexible damped bearing support
US4097094A (en) * 1976-08-24 1978-06-27 Waukesha Bearings Corporation Journal bearing assembly with flexible support and viscous damping
US4119375A (en) * 1977-09-01 1978-10-10 Ingersoll-Rand Company Bearing and housing assembly
CH650566A5 (de) * 1979-11-02 1985-07-31 Hitachi Ltd Schwingungsgedaempfte lagervorrichtung.

Also Published As

Publication number Publication date
DE3122053C2 (de) 1984-09-20
JPS60569B2 (ja) 1985-01-09
JPS571822A (en) 1982-01-07
CH653105A5 (de) 1985-12-13
US4392751A (en) 1983-07-12
IT8167763A0 (it) 1981-06-03
DE3122053A1 (de) 1982-03-04

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Effective date: 19950630