DE102014112699A1 - Abstandsteuersystem für drehende Maschine und Verfahren zur Steuerung eines Abstandes - Google Patents

Abstandsteuersystem für drehende Maschine und Verfahren zur Steuerung eines Abstandes Download PDF

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Publication number
DE102014112699A1
DE102014112699A1 DE102014112699.8A DE102014112699A DE102014112699A1 DE 102014112699 A1 DE102014112699 A1 DE 102014112699A1 DE 102014112699 A DE102014112699 A DE 102014112699A DE 102014112699 A1 DE102014112699 A1 DE 102014112699A1
Authority
DE
Germany
Prior art keywords
inner housing
housing
outer housing
control system
during
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Withdrawn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
DE102014112699.8A
Other languages
German (de)
English (en)
Inventor
David Martin Johnson
Radu Ioan Danescu
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 DE102014112699A1 publication Critical patent/DE102014112699A1/de
Withdrawn legal-status Critical Current

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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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/22—Actively adjusting tip-clearance by mechanically actuating the stator or rotor components, e.g. moving shroud sections relative to the rotor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Manufacture Of Motors, Generators (AREA)
DE102014112699.8A 2013-09-12 2014-09-03 Abstandsteuersystem für drehende Maschine und Verfahren zur Steuerung eines Abstandes Withdrawn DE102014112699A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/025,179 US9488063B2 (en) 2013-09-12 2013-09-12 Clearance control system for a rotary machine and method of controlling a clearance
US14/025,179 2013-09-12

Publications (1)

Publication Number Publication Date
DE102014112699A1 true DE102014112699A1 (de) 2015-03-12

Family

ID=52478700

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014112699.8A Withdrawn DE102014112699A1 (de) 2013-09-12 2014-09-03 Abstandsteuersystem für drehende Maschine und Verfahren zur Steuerung eines Abstandes

Country Status (5)

Country Link
US (1) US9488063B2 (https=)
JP (1) JP2015055250A (https=)
CN (1) CN104454039B (https=)
CH (1) CH708579A8 (https=)
DE (1) DE102014112699A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114017134B (zh) * 2021-11-12 2024-12-20 中国航发沈阳发动机研究所 一种通过改变机匣热容调整机匣热变形速率的方法
US11668206B1 (en) 2022-03-09 2023-06-06 General Electric Company Temperature gradient control system for a compressor casing
CN118836186B (zh) * 2024-07-16 2025-10-21 中国联合重型燃气轮机技术有限公司 一种压气机静叶环周向限位组件及周向间隙的测量方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867061A (en) * 1973-12-26 1975-02-18 Curtiss Wright Corp Shroud structure for turbine rotor blades and the like
US5154575A (en) * 1991-07-01 1992-10-13 United Technologies Corporation Thermal blade tip clearance control for gas turbine engines
US5219268A (en) 1992-03-06 1993-06-15 General Electric Company Gas turbine engine case thermal control flange
DE19938274A1 (de) * 1999-08-12 2001-02-15 Asea Brown Boveri Vorrichtung und Verfahren zur geziehlten Spalteinstellung zwischen Stator- und Rotoranordnung einer Strömungsmaschine
US6702550B2 (en) * 2002-01-16 2004-03-09 General Electric Company Turbine shroud segment and shroud assembly
US7686569B2 (en) * 2006-12-04 2010-03-30 Siemens Energy, Inc. Blade clearance system for a turbine engine
US8292571B2 (en) 2007-10-12 2012-10-23 General Electric Company Apparatus and method for clearance control of turbine blade tip
DE102007056895A1 (de) * 2007-11-26 2009-05-28 Mtu Aero Engines Gmbh Aktive Spaltregeleinrichtung für Rotorgehäuse
US8186945B2 (en) * 2009-05-26 2012-05-29 General Electric Company System and method for clearance control

Also Published As

Publication number Publication date
CN104454039B (zh) 2017-06-27
JP2015055250A (ja) 2015-03-23
US9488063B2 (en) 2016-11-08
CH708579A8 (de) 2015-07-31
CH708579A2 (de) 2015-03-13
US20150071767A1 (en) 2015-03-12
CN104454039A (zh) 2015-03-25

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Legal Events

Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee