FR3062875B1 - Aube mobile de turbomachine comprenant des evidements dans le pied - Google Patents

Aube mobile de turbomachine comprenant des evidements dans le pied Download PDF

Info

Publication number
FR3062875B1
FR3062875B1 FR1751128A FR1751128A FR3062875B1 FR 3062875 B1 FR3062875 B1 FR 3062875B1 FR 1751128 A FR1751128 A FR 1751128A FR 1751128 A FR1751128 A FR 1751128A FR 3062875 B1 FR3062875 B1 FR 3062875B1
Authority
FR
France
Prior art keywords
foot
including holes
dawn
mobile
turbomachine dawn
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.)
Active
Application number
FR1751128A
Other languages
English (en)
Other versions
FR3062875A1 (fr
Inventor
Pierre Andre Jean Toucas
Alix Thomas Bernard Lejeune
Julien Pierre Jean-Michel Peuzin
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.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1751128A priority Critical patent/FR3062875B1/fr
Publication of FR3062875A1 publication Critical patent/FR3062875A1/fr
Application granted granted Critical
Publication of FR3062875B1 publication Critical patent/FR3062875B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Le pied (20) de l'aube est évidé (21, 22) aux extrémités, à l'échasse (9) ou dans le bulbe inférieur (8), alors que la partie centrale (27) reste pleine et régulière. Un allégement important est obtenu sans nuire à la résistance de l'aube.
FR1751128A 2017-02-10 2017-02-10 Aube mobile de turbomachine comprenant des evidements dans le pied Active FR3062875B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1751128A FR3062875B1 (fr) 2017-02-10 2017-02-10 Aube mobile de turbomachine comprenant des evidements dans le pied

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1751128A FR3062875B1 (fr) 2017-02-10 2017-02-10 Aube mobile de turbomachine comprenant des evidements dans le pied
FR1751128 2017-02-10

Publications (2)

Publication Number Publication Date
FR3062875A1 FR3062875A1 (fr) 2018-08-17
FR3062875B1 true FR3062875B1 (fr) 2021-07-02

Family

ID=58632466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1751128A Active FR3062875B1 (fr) 2017-02-10 2017-02-10 Aube mobile de turbomachine comprenant des evidements dans le pied

Country Status (1)

Country Link
FR (1) FR3062875B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5022822A (en) * 1989-10-24 1991-06-11 United Technologies Corporation Compressor blade attachment assembly
JP2000512707A (ja) * 1996-06-21 2000-09-26 シーメンス アクチエンゲゼルシヤフト 溝内に装着可能な翼を有するタービン機械のロータ及びロータの翼
EP1426553A1 (fr) * 2002-12-03 2004-06-09 Techspace Aero S.A. Réduction de la masse d'aubes mobiles
EP2956626B1 (fr) * 2013-02-12 2019-11-20 United Technologies Corporation Aube de soufflante comprenant des cavités extérieures
US9765627B2 (en) * 2014-01-15 2017-09-19 United Technologies Corporation Root lightening holes with slot

Also Published As

Publication number Publication date
FR3062875A1 (fr) 2018-08-17

Similar Documents

Publication Publication Date Title
FR2905139B1 (fr) Aube de rotor d'une turbomachine
FR3062875B1 (fr) Aube mobile de turbomachine comprenant des evidements dans le pied
BR112013017014A2 (pt) poliovacina inativada
Shirasaka et al. Nomadic Livestock Grazing in the Northern Part of Tajikistan, Central Asia Nomadic Livestock Grazing
Teshirogi et al. How drought affects livestock herding? Long-term GPS data analysis of the cattle herding in North-central Namibia
FUJIMORI Management of Housing complex and Life Cycles in New Town
Changling Research on the Characteristics and Application of Academic Papers Altmetrics Metrics
NAKAOKA Social background of Ecotourism promotion and Participation awareness of eco-tour guide in Hanno city, Saitama prefecture
രമേഷ് വി കെ പടപ്പാട്ടുകളുടെ പെരുമ
വിജീഷ് എം എ മന്നാൻ കൂത്ത് ഉല്പത്തി–ചരിത്രം-ഇതിവൃത്തം
CHAI Trends of the Time Geography in China
국승기 IALA World-Wide Academy and Capacity Building
ഡോ. എം. കൃഷ്ണൻ നമ്പൂതിരി സാഹിത്യ നിരൂപണത്തിന്റെ ദ്രാവിഡമുഖം
SHOJI et al. Restoration Stage and Problem of Renascence about the Fisheries Industry of Kesennuma City
ISHII Ethnic landscape of Basque immigrants in the American West A case of the Basque Block in Boise, Idaho
ഉദയന്‍. എസ് ഗുരുദർശനത്തിലെ സ്ത്രീ_
HAYAMI et al. Practice of the career education in the home economics Inflection of the record of the cooking training
MORI Placeness and Branding
Ohta Quantitative proteomics revealed that BAZ1 proteins regulate the precious timing of chromosome condensation in early mitosis
AOKI A utilize of the geopark for the education in the university-A case of the Hakusan Tedorigawa Geopark and the School of Regiaonl Development Studies, Kanazawa Univ.-
Iizuka Development of Rural Gentrification in the Artists' Colony in East Flanders Province, Belgium
UA145317U (uk) Сік березовий з імбиром
Watarai et al. Climatology and formation conditions of the convergence line on the Suruga Bay
HAMADA et al. Characteristics of snow-depth distribution around Mt. Iizuna in the northern part of Nagano prefecture
YAGASAKI Sugar industry in the American West in the context of global regional geography of modernization

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20180817

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8