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GB2119858B - Means for controlling air scavenge pressure in the bearing compartment of gas turbines - Google Patents

Means for controlling air scavenge pressure in the bearing compartment of gas turbines

Info

Publication number
GB2119858B
GB2119858B GB08309534A GB8309534A GB2119858B GB 2119858 B GB2119858 B GB 2119858B GB 08309534 A GB08309534 A GB 08309534A GB 8309534 A GB8309534 A GB 8309534A GB 2119858 B GB2119858 B GB 2119858B
Authority
GB
United Kingdom
Prior art keywords
gas turbines
controlling air
bearing compartment
air scavenge
scavenge pressure
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
GB08309534A
Other versions
GB2119858A (en
Inventor
James Reynolds Norris
Harrison Reynolds Picard
Claude Peter Rotondo
John Daniel Robinson
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.)
RTX Corp
Original Assignee
United Technologies Corp
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
Priority claimed from US06/377,758 external-priority patent/US4441311A/en
Priority claimed from US06/377,746 external-priority patent/US4433539A/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of GB2119858A publication Critical patent/GB2119858A/en
Application granted granted Critical
Publication of GB2119858B publication Critical patent/GB2119858B/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supercharger (AREA)
GB08309534A 1982-05-13 1983-04-08 Means for controlling air scavenge pressure in the bearing compartment of gas turbines Expired GB2119858B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/377,758 US4441311A (en) 1982-05-13 1982-05-13 Means for controlling the air scavenge pressure in the bearing compartment of a gas turbine engine
US06/377,746 US4433539A (en) 1982-05-13 1982-05-13 Means for controlling air scavenge pressure in the bearing compartment of gas turbines

Publications (2)

Publication Number Publication Date
GB2119858A GB2119858A (en) 1983-11-23
GB2119858B true GB2119858B (en) 1985-05-30

Family

ID=27007944

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309534A Expired GB2119858B (en) 1982-05-13 1983-04-08 Means for controlling air scavenge pressure in the bearing compartment of gas turbines

Country Status (2)

Country Link
FR (1) FR2526866B1 (en)
GB (1) GB2119858B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3826217A1 (en) * 1988-08-02 1990-02-08 Mtu Muenchen Gmbh GAS TURBINE WITH A COMPRESSORED BEARING CHAMBER
US20030097872A1 (en) * 2001-11-29 2003-05-29 Granitz Charles Robert System for reducing oil consumption in gas turbine engines
GB201412869D0 (en) * 2014-07-21 2014-09-03 Rolls Royce Plc Pressure controlled chamber
US10520035B2 (en) 2016-11-04 2019-12-31 United Technologies Corporation Variable volume bearing compartment
FR3075308B1 (en) * 2017-12-14 2020-07-03 Safran Aircraft Engines LUBRICATION CHAMBER OF AT LEAST ONE BEARING OF A TURBOMACHINE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB702931A (en) * 1951-04-18 1954-01-27 Bristol Aeroplane Co Ltd Improvements in or relating to rotary machines comprising fluid compressing means
US2672010A (en) * 1951-07-14 1954-03-16 United Aircraft Corp Pressurized lubrication system for gas turbines
US2991845A (en) * 1959-04-10 1961-07-11 Westinghouse Electric Corp Lubrication system for a gas turbine engine
US3027971A (en) * 1960-04-13 1962-04-03 Jr Albert E Ketler Engine lubrication system
DE1207713B (en) * 1962-02-13 1965-12-23 Boelkow Gmbh Device for sealing and lubricating highly stressed shaft bearings
US3378104A (en) * 1966-03-08 1968-04-16 Gen Electric Air-oil separators for use in gas turbine engines
US3722624A (en) * 1971-06-07 1973-03-27 Gen Electric Bearing seal and oil tank ventilation system
CH557952A (en) * 1972-11-08 1975-01-15 Bbc Sulzer Turbomaschinen GAS TURBINE SYSTEM.

Also Published As

Publication number Publication date
FR2526866B1 (en) 1988-09-09
GB2119858A (en) 1983-11-23
FR2526866A1 (en) 1983-11-18

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GB2119858B (en) Means for controlling air scavenge pressure in the bearing compartment of gas turbines

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950408