IT8647752A0 - Dispositivo per la chiusura a tenuta di un albero di una turbomacchina - Google Patents

Dispositivo per la chiusura a tenuta di un albero di una turbomacchina

Info

Publication number
IT8647752A0
IT8647752A0 IT8647752A IT4775286A IT8647752A0 IT 8647752 A0 IT8647752 A0 IT 8647752A0 IT 8647752 A IT8647752 A IT 8647752A IT 4775286 A IT4775286 A IT 4775286A IT 8647752 A0 IT8647752 A0 IT 8647752A0
Authority
IT
Italy
Prior art keywords
turbomachine
sealing
shaft
Prior art date
Application number
IT8647752A
Other languages
English (en)
Other versions
IT1190238B (it
Inventor
Mouri Yasushi
Katayama Kazuso
Ichiryuu Taku
Mitsuhashi Tsuneyoshi
Kobayashi Masanori
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of IT8647752A0 publication Critical patent/IT8647752A0/it
Application granted granted Critical
Publication of IT1190238B publication Critical patent/IT1190238B/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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3464—Mounting of the seal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F01D25/183—Sealing means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
IT47752/86A 1985-07-22 1986-03-11 Dispositivo per la chiusura a tenuta di un albero di una turbomacchina IT1190238B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60160353A JPS6223503A (ja) 1985-07-22 1985-07-22 タ−ボ機械の軸シ−ル装置

Publications (2)

Publication Number Publication Date
IT8647752A0 true IT8647752A0 (it) 1986-03-11
IT1190238B IT1190238B (it) 1988-02-16

Family

ID=15713140

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47752/86A IT1190238B (it) 1985-07-22 1986-03-11 Dispositivo per la chiusura a tenuta di un albero di una turbomacchina

Country Status (6)

Country Link
US (1) US4706969A (it)
JP (1) JPS6223503A (it)
CN (1) CN86101322B (it)
DE (1) DE3607749A1 (it)
FR (1) FR2585102B1 (it)
IT (1) IT1190238B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5024452A (en) * 1990-01-16 1991-06-18 Westinghouse Electric Corp. Reactor coolant pump having thermally stabilized hydrostatic sealing assembly
US7278258B2 (en) * 2004-11-12 2007-10-09 Honeywell International, Inc. Floating flexible firewall seal
CN102506177B (zh) * 2011-10-28 2014-04-30 合肥通用机械研究院 一种双浮动端面密封装置
US8789833B2 (en) * 2012-03-28 2014-07-29 General Electric Company Turbine assembly and method for assembling a turbine
ITCO20120020A1 (it) * 2012-04-27 2013-10-28 Nuovo Pignone Srl Compressore, alimentazione del gas di tenuta e metodo
JPWO2016013628A1 (ja) * 2014-07-25 2017-06-08 イーグル工業株式会社 メカニカルシール、遊動環
CN105114353B (zh) * 2015-08-21 2017-09-29 北京航天动力研究所 一种氢氧发动机涡轮泵用瑞利槽式浮动环密封装置
FR3062679B1 (fr) * 2017-02-07 2019-04-19 Safran Aircraft Engines Virole de reduction de la surpression au voisinage du joint amont d'une enceinte de palier de turboreacteur
CN112648378A (zh) * 2021-02-02 2021-04-13 昆明理工大学 一种鼓泡型箔片柔性支承的柱面气膜密封

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894769A (en) * 1954-11-05 1959-07-14 Kaman Aircraft Corp Sealing device for relatively rotating parts
DE1199561B (de) * 1962-10-20 1965-08-26 Beteiligungs & Patentverw Gmbh Gleitringdichtung
US3972536A (en) * 1975-04-24 1976-08-03 Gits Brothers Manufacturing Co. Rotating shaft seal assembly
SU666348A1 (ru) * 1978-01-16 1979-06-05 Предприятие П/Я М-5356 Торцовое уплотнение
GB2042652B (en) * 1979-02-21 1983-07-20 Rolls Royce Joint making packing
SU1043402A1 (ru) * 1982-03-17 1983-09-23 Курский Завод "Спецэлеватормельмаш" Уплотнение подвижного соединени двух деталей

Also Published As

Publication number Publication date
DE3607749C2 (it) 1987-05-21
CN86101322B (zh) 1988-08-03
FR2585102B1 (fr) 1989-08-18
US4706969A (en) 1987-11-17
JPS6223503A (ja) 1987-01-31
FR2585102A1 (fr) 1987-01-23
CN86101322A (zh) 1987-01-21
IT1190238B (it) 1988-02-16
DE3607749A1 (de) 1987-01-22

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970329