RU2569015C2 - Диффузор для стационарной газотурбинной установки - Google Patents

Диффузор для стационарной газотурбинной установки Download PDF

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Publication number
RU2569015C2
RU2569015C2 RU2012148919/06A RU2012148919A RU2569015C2 RU 2569015 C2 RU2569015 C2 RU 2569015C2 RU 2012148919/06 A RU2012148919/06 A RU 2012148919/06A RU 2012148919 A RU2012148919 A RU 2012148919A RU 2569015 C2 RU2569015 C2 RU 2569015C2
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RU
Russia
Prior art keywords
diffuser
gas turbine
cross
steps
sectional area
Prior art date
Application number
RU2012148919/06A
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English (en)
Russian (ru)
Other versions
RU2012148919A (ru
Inventor
Вили Хайнц ХОФМАНН
Армин БУЗЕКРОС
Томас Петер ЗОММЕР
Original Assignee
Альстом Текнолоджи Лтд
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.)
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Application filed by Альстом Текнолоджи Лтд filed Critical Альстом Текнолоджи Лтд
Publication of RU2012148919A publication Critical patent/RU2012148919A/ru
Application granted granted Critical
Publication of RU2569015C2 publication Critical patent/RU2569015C2/ru

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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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • 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
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/601—Fluid transfer using an ejector or a jet pump

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)
RU2012148919/06A 2011-11-17 2012-11-16 Диффузор для стационарной газотурбинной установки RU2569015C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011118735A DE102011118735A1 (de) 2011-11-17 2011-11-17 Diffusor, insbesondere für eine axiale strömungsmaschine
DE102011118735.2 2011-11-17

Publications (2)

Publication Number Publication Date
RU2012148919A RU2012148919A (ru) 2014-05-27
RU2569015C2 true RU2569015C2 (ru) 2015-11-20

Family

ID=47215404

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012148919/06A RU2569015C2 (ru) 2011-11-17 2012-11-16 Диффузор для стационарной газотурбинной установки

Country Status (6)

Country Link
US (1) US20130129498A1 (fr)
EP (1) EP2594741A3 (fr)
JP (2) JP2013108498A (fr)
CN (1) CN103122776B (fr)
DE (1) DE102011118735A1 (fr)
RU (1) RU2569015C2 (fr)

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* Cited by examiner, † Cited by third party
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EP2896793A1 (fr) 2014-01-21 2015-07-22 Alstom Technology Ltd Procédé de fonctionnement d'un ensemble de turbine à gaz et ledit ensemble
EP2947283B1 (fr) 2014-05-23 2017-01-11 GE Energy Products France SNC Structure d'isolation thermo-acoustique pour échappement de machine tournante
EP3023695A1 (fr) * 2014-11-20 2016-05-25 Siemens Aktiengesellschaft Machine à énergie thermique
FR3029568B1 (fr) * 2014-12-05 2016-11-18 Turbomeca Plenum d'alimentation en air
US10563543B2 (en) * 2016-05-31 2020-02-18 General Electric Company Exhaust diffuser
RU2632354C1 (ru) * 2016-12-01 2017-10-04 Открытое акционерное общество "Научно-производственное объединение по исследованию и проектированию энергетического оборудования им. И.И. Ползунова" (ОАО "НПО ЦКТИ") Двухпоточный цилиндр низкого давления паровой турбины
US11291938B2 (en) 2016-12-16 2022-04-05 General Electric Technology Gmbh Coanda effect moisture separator system
KR102350377B1 (ko) * 2020-03-20 2022-01-14 두산중공업 주식회사 유동박리 현상을 줄이는 배기 디퓨저의 허브 구조
US11840937B2 (en) 2021-12-17 2023-12-12 Pratt & Whitney Canada Corp. Diffuser nozzle for a gas turbine engine

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US3625630A (en) * 1970-03-27 1971-12-07 Caterpillar Tractor Co Axial flow diffuser
SU1000558A1 (ru) * 1981-04-03 1983-02-28 Донецкий Ордена Трудового Красного Знамени Политехнический Институт Диффузор
SU1657672A1 (ru) * 1986-07-28 1991-06-23 Производственное объединение "Невский завод" им.В.И.Ленина Диффузор турбомашины

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EP1262637A1 (fr) * 2001-05-31 2002-12-04 ALSTOM (Switzerland) Ltd Méthode et dispositif pour une centrale de turbine à gaz
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US8647057B2 (en) 2009-06-02 2014-02-11 Siemens Energy, Inc. Turbine exhaust diffuser with a gas jet producing a coanda effect flow control
US20110088379A1 (en) * 2009-10-15 2011-04-21 General Electric Company Exhaust gas diffuser
DE102010024091B4 (de) * 2010-06-17 2012-10-04 Esg Mbh Mischer
EP2407638A1 (fr) * 2010-07-15 2012-01-18 Siemens Aktiengesellschaft Diffuseur de gaz d'échappement pour un turbine à gaz et procédé de fonctionnement d'une turbine à gaz dotée d'un tel diffuseur de gaz d'échappement
US9109466B2 (en) * 2011-07-22 2015-08-18 The Board Of Trustees Of The Leland Stanford Junior University Diffuser with backward facing step having varying step height
PL220635B1 (pl) * 2011-10-03 2015-11-30 Gen Electric Dyfuzor gazu wydechowego i turbina zawierająca dyfuzor gazu wydechowego
US20130091865A1 (en) * 2011-10-17 2013-04-18 General Electric Company Exhaust gas diffuser

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3625630A (en) * 1970-03-27 1971-12-07 Caterpillar Tractor Co Axial flow diffuser
SU1000558A1 (ru) * 1981-04-03 1983-02-28 Донецкий Ордена Трудового Красного Знамени Политехнический Институт Диффузор
SU1657672A1 (ru) * 1986-07-28 1991-06-23 Производственное объединение "Невский завод" им.В.И.Ленина Диффузор турбомашины

Also Published As

Publication number Publication date
CN103122776A (zh) 2013-05-29
JP6188885B2 (ja) 2017-08-30
EP2594741A2 (fr) 2013-05-22
RU2012148919A (ru) 2014-05-27
JP2016180412A (ja) 2016-10-13
US20130129498A1 (en) 2013-05-23
DE102011118735A1 (de) 2013-05-23
EP2594741A3 (fr) 2017-08-23
JP2013108498A (ja) 2013-06-06
CN103122776B (zh) 2016-02-10

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PD4A Correction of name of patent owner
PC41 Official registration of the transfer of exclusive right

Effective date: 20170518

MM4A The patent is invalid due to non-payment of fees

Effective date: 20181117