JPH11236804A - ガスタービンエンジン用ロータ段 - Google Patents

ガスタービンエンジン用ロータ段

Info

Publication number
JPH11236804A
JPH11236804A JP35696798A JP35696798A JPH11236804A JP H11236804 A JPH11236804 A JP H11236804A JP 35696798 A JP35696798 A JP 35696798A JP 35696798 A JP35696798 A JP 35696798A JP H11236804 A JPH11236804 A JP H11236804A
Authority
JP
Japan
Prior art keywords
rotor
blades
rotor stage
gas turbine
turbine engine
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.)
Pending
Application number
JP35696798A
Other languages
English (en)
Japanese (ja)
Inventor
Yehia M El-Aini
エヒア・エム・エル−アイニ
Bradford A Cowles
ブラッドフォード・エー・カウルス
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.)
RTX Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of JPH11236804A publication Critical patent/JPH11236804A/ja
Pending legal-status Critical Current

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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/10—Anti- vibration means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP35696798A 1997-12-03 1998-12-01 ガスタービンエンジン用ロータ段 Pending JPH11236804A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US98440297A 1997-12-03 1997-12-03
US08/984,402 1997-12-03

Publications (1)

Publication Number Publication Date
JPH11236804A true JPH11236804A (ja) 1999-08-31

Family

ID=25530528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP35696798A Pending JPH11236804A (ja) 1997-12-03 1998-12-01 ガスタービンエンジン用ロータ段

Country Status (3)

Country Link
EP (1) EP0921275A2 (fr)
JP (1) JPH11236804A (fr)
KR (1) KR100503585B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012087790A (ja) * 2010-10-20 2012-05-10 General Electric Co <Ge> 流体力学制御用の溝を有する回転機械

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3176369B1 (fr) * 2015-12-04 2019-05-29 MTU Aero Engines GmbH Compresseur de turbines a gaz

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012087790A (ja) * 2010-10-20 2012-05-10 General Electric Co <Ge> 流体力学制御用の溝を有する回転機械

Also Published As

Publication number Publication date
EP0921275A2 (fr) 1999-06-09
KR19990062720A (ko) 1999-07-26
KR100503585B1 (ko) 2005-09-09

Similar Documents

Publication Publication Date Title
EP1250516B1 (fr) Amortisseur pour moteur a turbine
US5435694A (en) Stress relieving mount for an axial blade
US5201850A (en) Rotor tip shroud damper including damper wires
US8172511B2 (en) Radial compressor with blades decoupled and tuned at anti-nodes
JP5681384B2 (ja) タービンエンジン用のロータブレード
US11353038B2 (en) Compressor rotor for supersonic flutter and/or resonant stress mitigation
US5681142A (en) Damping means for a stator assembly of a gas turbine engine
JP2002188404A (ja) 流れ案内要素の列
US20060275127A1 (en) Rotor for a gas turbine and gas turbine
US11401815B2 (en) Bladed rotor system and corresponding method of servicing
JPH11236803A (ja) ガスタービンエンジン用ロータ段
JP2021156286A (ja) 改善されたロータブレードの制振構造
US10584597B2 (en) Variable cross-section damper pin for a turbine blade
US10415391B2 (en) Rotor and gas turbine engine including a rotor
WO2017162365A1 (fr) Amortissement des vibrations dans une turbine à gaz
EP2960432A1 (fr) Rotor et moteur à turbine à gaz comprenant un rotor
CN111615584B (zh) 阻尼装置
JP2006144575A (ja) 軸流形回転流体機械
EP0921275A2 (fr) Amortisation aerodynamique des vibrations dans un étage rotorique d&#39;une turbomachine
US11753989B2 (en) Turbomachinery and method for designing turbomachinery
US2621851A (en) Rotary impeller and the like
US11725520B2 (en) Fan rotor for airfoil damping
JP2003269104A (ja) 緩衝支持部を有するファン動翼
Kaneko et al. Damping characteristics of bladed disk with continuous ring type structure (Effects of friction damping on self-excited vibration)
JPH07233705A (ja) 蒸気タービン静翼

Legal Events

Date Code Title Description
A621 Written request for application examination

Effective date: 20051201

Free format text: JAPANESE INTERMEDIATE CODE: A621

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080325

A02 Decision of refusal

Effective date: 20080826

Free format text: JAPANESE INTERMEDIATE CODE: A02