GB9721567D0 - Apparatus and method for in-flight balancing of fan on turbofan jet engine - Google Patents

Apparatus and method for in-flight balancing of fan on turbofan jet engine

Info

Publication number
GB9721567D0
GB9721567D0 GBGB9721567.7A GB9721567A GB9721567D0 GB 9721567 D0 GB9721567 D0 GB 9721567D0 GB 9721567 A GB9721567 A GB 9721567A GB 9721567 D0 GB9721567 D0 GB 9721567D0
Authority
GB
United Kingdom
Prior art keywords
fan
jet engine
turbofan jet
flight
balancing
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Withdrawn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
GBGB9721567.7A
Other versions
GB2319812A (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.)
BALFAN CORP
Original Assignee
BALFAN 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
Application filed by BALFAN CORP filed Critical BALFAN CORP
Publication of GB9721567D0 publication Critical patent/GB9721567D0/en
Publication of GB2319812A publication Critical patent/GB2319812A/en
Withdrawn legal-status Critical Current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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of rotor
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/027—Arrangements for balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/662—Balancing of rotors
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K13/00—Other constructional types of cut-off apparatus; Arrangements for cutting-off
    • F16K13/04—Other constructional types of cut-off apparatus; Arrangements for cutting-off with a breakable closure member
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K13/00—Other constructional types of cut-off apparatus; Arrangements for cutting-off
    • F16K13/04—Other constructional types of cut-off apparatus; Arrangements for cutting-off with a breakable closure member
    • F16K13/06—Other constructional types of cut-off apparatus; Arrangements for cutting-off with a breakable closure member constructed to be ruptured by an explosion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/12—Static balancing; Determining position of centre of gravity
    • G01M1/122—Determining position of centre of gravity
    • G01M1/125—Determining position of centre of gravity of aircraft
    • G01M1/127—Determining position of centre of gravity of aircraft during the flight
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
GB9721567A 1996-10-15 1997-10-13 In-flight balancing of fan on turbofan jet engine Withdrawn GB2319812A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US2849096P 1996-10-15 1996-10-15
US4423297P 1997-04-23 1997-04-23
US4415997P 1997-04-23 1997-04-23
US4415897P 1997-04-23 1997-04-23

Publications (2)

Publication Number Publication Date
GB9721567D0 true GB9721567D0 (en) 1997-12-10
GB2319812A GB2319812A (en) 1998-06-03

Family

ID=27487678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9721567A Withdrawn GB2319812A (en) 1996-10-15 1997-10-13 In-flight balancing of fan on turbofan jet engine

Country Status (1)

Country Link
GB (1) GB2319812A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107575411A (en) * 2017-07-11 2018-01-12 中铁第四勘察设计院集团有限公司 A kind of Railway Tunnel draft fan safety monitoring assembly and method

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2374670B (en) * 2001-04-17 2004-11-10 Rolls Royce Plc Analysing vibration of rotating blades
GB2450936B (en) * 2007-07-13 2010-01-20 Rolls Royce Plc Bladed rotor balancing
DE102008023109A1 (en) 2007-09-14 2009-03-19 Prüftechnik Dieter Busch AG Wind energy plant and method for operating a wind energy plant
FR2932850B1 (en) * 2008-06-23 2010-08-13 Snecma METHOD AND SYSTEM FOR DETERMINING THE ANGULAR POSITION OF A TURBOJET ROTOR
DE102009009039A1 (en) * 2009-02-16 2010-08-19 Prüftechnik Dieter Busch AG Wind turbine with monitoring sensors
DE102010032985B4 (en) * 2010-07-31 2014-10-16 MTU Aero Engines AG Balancing device for reducing an imbalance
FR2996875A1 (en) * 2012-10-12 2014-04-18 Snecma INSTALLATION OF MEASUREMENTS FOR BREAKING TESTS ON A TURBOMACHINE
EP3081745B1 (en) * 2015-04-13 2020-04-01 MTU Aero Engines GmbH Method for connecting at least two rotor elements of a flow engine
US11261740B2 (en) * 2020-01-02 2022-03-01 The Boeing Company Balancing systems and methods for an engine of an aircraft
CN112177963A (en) * 2020-09-30 2021-01-05 张富宝 Automobile cooling fan with dynamic balance monitoring function
FR3138163A1 (en) * 2022-07-22 2024-01-26 Safran Aircraft Engines Method of protecting a blade

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988007186A1 (en) * 1987-03-19 1988-09-22 Leningradskoe Vysshee Inzhenernoe Morskoe Uchilisc Device for automatic balancing of abrasive disks
US5380156A (en) * 1993-04-12 1995-01-10 Iacovino; Robert Ceiling fan balance apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107575411A (en) * 2017-07-11 2018-01-12 中铁第四勘察设计院集团有限公司 A kind of Railway Tunnel draft fan safety monitoring assembly and method
CN107575411B (en) * 2017-07-11 2019-05-17 中铁第四勘察设计院集团有限公司 A kind of Railway Tunnel draft fan safety monitoring assembly and method

Also Published As

Publication number Publication date
GB2319812A (en) 1998-06-03

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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)