CN100430574C - 涡轮覆环的弹簧质量阻尼器系统 - Google Patents

涡轮覆环的弹簧质量阻尼器系统 Download PDF

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Publication number
CN100430574C
CN100430574C CNB2004100903739A CN200410090373A CN100430574C CN 100430574 C CN100430574 C CN 100430574C CN B2004100903739 A CNB2004100903739 A CN B2004100903739A CN 200410090373 A CN200410090373 A CN 200410090373A CN 100430574 C CN100430574 C CN 100430574C
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CN
China
Prior art keywords
shroud
damper
block
spring
damper block
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 - Lifetime
Application number
CNB2004100903739A
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English (en)
Chinese (zh)
Other versions
CN1614199A (zh
Inventor
M·S·施罗德尔
R·R·凯罗
C·格雷西
T·G·维策尔
K·L·布鲁斯
A·W·米勒
R·P·尼默
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General Electric Company PLC
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CN1614199A publication Critical patent/CN1614199A/zh
Application granted granted Critical
Publication of CN100430574C publication Critical patent/CN100430574C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/005—Selecting particular materials
    • 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
    • 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
    • F01D25/04—Antivibration arrangements
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Springs (AREA)
CNB2004100903739A 2003-11-04 2004-11-04 涡轮覆环的弹簧质量阻尼器系统 Expired - Lifetime CN100430574C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/700251 2003-11-04
US10/700,251 US6942203B2 (en) 2003-11-04 2003-11-04 Spring mass damper system for turbine shrouds

Publications (2)

Publication Number Publication Date
CN1614199A CN1614199A (zh) 2005-05-11
CN100430574C true CN100430574C (zh) 2008-11-05

Family

ID=34435517

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100903739A Expired - Lifetime CN100430574C (zh) 2003-11-04 2004-11-04 涡轮覆环的弹簧质量阻尼器系统

Country Status (4)

Country Link
US (3) US6942203B2 (https=)
EP (1) EP1529926B1 (https=)
JP (1) JP4681272B2 (https=)
CN (1) CN100430574C (https=)

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Also Published As

Publication number Publication date
US7117983B2 (en) 2006-10-10
US20050093214A1 (en) 2005-05-05
JP4681272B2 (ja) 2011-05-11
US7434670B2 (en) 2008-10-14
CN1614199A (zh) 2005-05-11
US20080202877A1 (en) 2008-08-28
JP2005140114A (ja) 2005-06-02
EP1529926A2 (en) 2005-05-11
US20050092566A1 (en) 2005-05-05
EP1529926B1 (en) 2014-09-17
EP1529926A3 (en) 2012-08-22
US6942203B2 (en) 2005-09-13

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