ITTO20050520A1 - Turbina a vapore geotermico - Google Patents

Turbina a vapore geotermico

Info

Publication number
ITTO20050520A1
ITTO20050520A1 IT000520A ITTO20050520A ITTO20050520A1 IT TO20050520 A1 ITTO20050520 A1 IT TO20050520A1 IT 000520 A IT000520 A IT 000520A IT TO20050520 A ITTO20050520 A IT TO20050520A IT TO20050520 A1 ITTO20050520 A1 IT TO20050520A1
Authority
IT
Italy
Prior art keywords
steam turbine
geothermal steam
geothermal
turbine
steam
Prior art date
Application number
IT000520A
Other languages
English (en)
Inventor
Marco Bruzzone
Original Assignee
Ansaldo Energia Spa
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 Ansaldo Energia Spa filed Critical Ansaldo Energia Spa
Priority to IT000520A priority Critical patent/ITTO20050520A1/it
Priority to EP06117896A priority patent/EP1748156A3/en
Publication of ITTO20050520A1 publication Critical patent/ITTO20050520A1/it

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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
    • F02C1/04—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly
    • F02C1/05—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly characterised by the type or source of heat, e.g. using nuclear or solar energy
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3292—Lamellar structures
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/441—Free-space packings with floating ring
    • F16J15/442—Free-space packings with floating ring segmented
    • 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
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/56—Brush seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/59—Lamellar seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
IT000520A 2005-07-26 2005-07-26 Turbina a vapore geotermico ITTO20050520A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT000520A ITTO20050520A1 (it) 2005-07-26 2005-07-26 Turbina a vapore geotermico
EP06117896A EP1748156A3 (en) 2005-07-26 2006-07-26 Sealing of a shaft of a geothermal steam turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000520A ITTO20050520A1 (it) 2005-07-26 2005-07-26 Turbina a vapore geotermico

Publications (1)

Publication Number Publication Date
ITTO20050520A1 true ITTO20050520A1 (it) 2007-01-27

Family

ID=37027466

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000520A ITTO20050520A1 (it) 2005-07-26 2005-07-26 Turbina a vapore geotermico

Country Status (2)

Country Link
EP (1) EP1748156A3 (it)
IT (1) ITTO20050520A1 (it)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB188327A (en) * 1922-10-31 1923-03-15 Gustav Huhn An improved stuffing box for the piston rods of high-pressure steam engines
EP0577908B1 (en) * 1992-07-10 1995-09-06 Ansaldo Energia S.P.A. A process for sealing the rotor of a turbine which uses wet geothermal steam
WO2000003164A1 (fr) * 1998-07-13 2000-01-20 Mitsubishi Heavy Industries, Ltd. Joint d'arbre et turbine utilisant ce joint
US5971400A (en) * 1998-08-10 1999-10-26 General Electric Company Seal assembly and rotary machine containing such seal assembly
US6572115B1 (en) * 2001-12-21 2003-06-03 General Electric Company Actuating seal for a rotary machine and method of retrofitting
GB2393766A (en) * 2002-10-03 2004-04-07 Alstom A sealing arrangement for a turbine
US6776577B1 (en) * 2003-02-06 2004-08-17 General Electric Company Method and apparatus to facilitate reducing steam leakage

Also Published As

Publication number Publication date
EP1748156A3 (en) 2007-10-10
EP1748156A2 (en) 2007-01-31

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