GB8713929D0 - Turbofan engine - Google Patents

Turbofan engine

Info

Publication number
GB8713929D0
GB8713929D0 GB878713929A GB8713929A GB8713929D0 GB 8713929 D0 GB8713929 D0 GB 8713929D0 GB 878713929 A GB878713929 A GB 878713929A GB 8713929 A GB8713929 A GB 8713929A GB 8713929 D0 GB8713929 D0 GB 8713929D0
Authority
GB
United Kingdom
Prior art keywords
turbofan engine
turbofan
engine
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.)
Withdrawn
Application number
GB878713929A
Other versions
GB2194292A (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB8713929D0 publication Critical patent/GB8713929D0/en
Publication of GB2194292A publication Critical patent/GB2194292A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
GB08713929A 1986-08-29 1987-06-15 High bypass ratio counterrotating turbofan engine Withdrawn GB2194292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90225986A 1986-08-29 1986-08-29

Publications (2)

Publication Number Publication Date
GB8713929D0 true GB8713929D0 (en) 1987-07-22
GB2194292A GB2194292A (en) 1988-03-02

Family

ID=25415571

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08713929A Withdrawn GB2194292A (en) 1986-08-29 1987-06-15 High bypass ratio counterrotating turbofan engine

Country Status (6)

Country Link
JP (1) JPS63106335A (en)
DE (1) DE3728436A1 (en)
FR (1) FR2603344A1 (en)
GB (1) GB2194292A (en)
IT (1) IT1222557B (en)
SE (1) SE8703304L (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3812027A1 (en) * 1988-04-11 1989-10-26 Mtu Muenchen Gmbh PROPFAN TURBO ENGINE
US4969325A (en) * 1989-01-03 1990-11-13 General Electric Company Turbofan engine having a counterrotating partially geared fan drive turbine
US4916894A (en) * 1989-01-03 1990-04-17 General Electric Company High bypass turbofan engine having a partially geared fan drive turbine
US5010729A (en) * 1989-01-03 1991-04-30 General Electric Company Geared counterrotating turbine/fan propulsion system
DE4122008A1 (en) * 1991-07-03 1993-01-14 Mtu Muenchen Gmbh GAUGE ENGINE WITH COUNTER-PRESSURE LOW-PRESSURE COMPRESSOR (BOOSTER)
US6666017B2 (en) * 2002-05-24 2003-12-23 General Electric Company Counterrotatable booster compressor assembly for a gas turbine engine
US7246484B2 (en) * 2003-08-25 2007-07-24 General Electric Company FLADE gas turbine engine with counter-rotatable fans
FR2866073B1 (en) * 2004-02-11 2006-07-28 Snecma Moteurs TURBOREACTOR HAVING TWO SOLIDARITY CONTRAROTATIVE BLOWERS OF A CONTRAROTATIVE LOW-PRESSURE COMPRESSOR
FR2866387B1 (en) * 2004-02-12 2008-03-14 Snecma Moteurs AERODYNAMIC ADAPTATION OF THE BACK BLOW OF A DOUBLE BLOWER TURBOREACTOR
US7603844B2 (en) * 2005-10-19 2009-10-20 General Electric Company Gas turbine engine assembly and methods of assembling same
US7966806B2 (en) * 2006-10-31 2011-06-28 General Electric Company Turbofan engine assembly and method of assembling same
FR2918120B1 (en) * 2007-06-28 2009-10-02 Snecma Sa DOUBLE BLOWER TURBOMACHINE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2430399A (en) * 1942-11-05 1947-11-04 Armstrong Siddeley Motors Ltd Jet augmenter for combustion turbine propulsion plants
US3861139A (en) * 1973-02-12 1975-01-21 Gen Electric Turbofan engine having counterrotating compressor and turbine elements and unique fan disposition
NL8303401A (en) * 1982-11-01 1984-06-01 Gen Electric DRIVE TURBINE FOR OPPOSITE ROTATING PROPELLERS.
GB2155110A (en) * 1984-03-02 1985-09-18 Gen Electric High bypass ratio counter-rotating turbofan engine

Also Published As

Publication number Publication date
IT1222557B (en) 1990-09-05
GB2194292A (en) 1988-03-02
FR2603344A1 (en) 1988-03-04
IT8721741A0 (en) 1987-08-28
JPS63106335A (en) 1988-05-11
SE8703304L (en) 1988-03-01
SE8703304D0 (en) 1987-08-26
DE3728436A1 (en) 1988-03-03

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)