JP2012087788A - 不均一な動翼及び静翼間隔を有する回転機械 - Google Patents
不均一な動翼及び静翼間隔を有する回転機械 Download PDFInfo
- Publication number
- JP2012087788A JP2012087788A JP2011225401A JP2011225401A JP2012087788A JP 2012087788 A JP2012087788 A JP 2012087788A JP 2011225401 A JP2011225401 A JP 2011225401A JP 2011225401 A JP2011225401 A JP 2011225401A JP 2012087788 A JP2012087788 A JP 2012087788A
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- Prior art keywords
- blades
- rotor
- spacing
- blade
- uniform
- 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.)
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- 125000006850 spacer group Chemical group 0.000 claims description 79
- 239000007789 gas Substances 0.000 description 19
- 230000000737 periodic effect Effects 0.000 description 17
- 230000001788 irregular Effects 0.000 description 8
- 230000002238 attenuated effect Effects 0.000 description 7
- 239000000567 combustion gas Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010356 wave oscillation Effects 0.000 description 1
Classifications
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- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
-
- 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
- F01D5/16—Form or construction for counteracting blade vibration
-
- 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
- F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
- F04D29/328—Rotors specially for elastic fluids for axial flow pumps for axial flow fans with unequal distribution of blades around the hub
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
-
- 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
- F05D2240/80—Platforms for stationary or moving blades
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】ステータと、該ステータに対して回転するように構成されたロータ200と、を含む回転機械を備え、ロータ200が、該ロータ200の外周の周りに不均一な間隔を有する複数の動翼208を含む、システムが提供される。
【選択図】図2
Description
152 圧縮機
154 タービン
156 吸気セクション
158 燃焼器
160 排気セクション
162 圧縮機段
164 圧縮機動翼
166 圧縮機静翼
168 燃料ノズル
170 移行部品
172 タービン段
174 段
176 段
178 段
180 タービン動翼
182 タービン静翼
184 それぞれのタービンホイール
186 回転シャフト
200 ロータ
202 セクション
204 セクション
206 中間線
208 動翼
210 円周方向間隔
212 円周方向間隔
220 ロータ
222 セクション
224 セクション
226 セクション
228 セクション
230 中間線
232 中間線
234 動翼
236 円周方向間隔
238 円周方向間隔
240 円周方向間隔
242 円周方向間隔
250 ロータ
252 セクション
254 セクション
256 セクション
258 中間線
260 中間線
262 中間線
264 動翼
266 円周方向間隔
268 円周方向間隔
270 円周方向間隔
280 ロータ
282 ロータ
284 ロータ
286 動翼
288 上側セクション
290 上側セクション
292 上側セクション
294 下側セクション
296 下側セクション
298 下側セクション
310 ロータ
312 スペーサ
314 ベース
316 動翼
318 寸法
320 寸法
322 寸法
324 スペーサ
326 ベース
328 動翼
330 角度付き接合面
332 角度
334 線
340 ロータ
342 スペーサ
344 ベース
346 動翼
350 接合面
352 湾曲部分
354 湾曲部分
360 動翼
361 T字型幾何形状
362 ベース部分
364 動翼部分
366 フランジ
368 フランジ
370 ネック部
372 スロット
374 スロット
384 ロータ
386 異なるサイズのベース
388 動翼
390 寸法
392 寸法
394 寸法
400 ロータ
402 ベース
404 支持動翼
406 角度付き接合面
408 角度
409 線
410 ロータ
412 ベース
414 支持動翼
416 接合面
418 湾曲部分
420 湾曲部分
440 ステータ
442 スペーサ
444 ベース
446 静翼
448 寸法
450 寸法
452 寸法
460 ステータ
462 異なるサイズのベース
464 静翼
466 寸法
468 寸法
470 寸法
Claims (10)
- 回転機械(150)を備えるシステムであって、該回転機械(150)が、
ステータ(440)と、
前記ステータに対して回転するように構成されたロータ(200)と
を備えており、前記ロータ(200)が、その外周の周りに不均一な間隔を有する複数の動翼(208)を含む、システム。 - 前記複数の動翼(208)の不均一な間隔が、前記回転機械(150)における共振挙動を低減するように構成される、請求項1記載のシステム。
- 前記回転機械(150)が、前記ステータ(440)及び前記ロータ(200)を有するタービン(154)を含む、請求項1記載のシステム。
- 前記回転機械(150)が、前記ステータ及び前記ロータ(200)を有する圧縮機(152)を含む、請求項1記載のシステム。
- 前記複数の動翼(316)が、前記ロータ(310)の外周の周りで円周方向に異なる幅を有する複数のスペーサ(312)によって定められる不均一な間隔を有し、前記各スペーサ(312)が、前記複数の動翼(316)のうちの隣接動翼(316)間に円周方向に配置される、請求項1記載のシステム。
- 前記複数の動翼(388)が、前記ロータ(384)の外周の周りで円周方向に異なる幅を有する複数の動翼プラットフォーム(386)によって定められる不均一な間隔を有し、前記複数の動翼の各動翼(388)が、前記複数の動翼プラットフォーム(386)のそれぞれのプラットフォーム(386)に結合される、請求項1記載のシステム。
- 前記外周部が複数の等しいサイズのセクタ(202、204)を含み、該複数の等しいサイズのセクタの各々が、複数の動翼の異なる数の動翼(208)を含む、請求項1記載のシステム。
- 前記複数の等しいサイズのセクタが、少なくとも2つのセクタ(202、204)を含む、請求項7記載のシステム。
- 前記複数の等しいサイズのセクタが、少なくとも3つのセクタ(254、256、258)を含む、請求項7記載のシステム。
- 前記複数の等しいサイズのセクタが、少なくとも4つのセクタ(222、224、226、228)を含む、請求項7記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/908,824 US8678752B2 (en) | 2010-10-20 | 2010-10-20 | Rotary machine having non-uniform blade and vane spacing |
US12/908,824 | 2010-10-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012087788A true JP2012087788A (ja) | 2012-05-10 |
JP2012087788A5 JP2012087788A5 (ja) | 2014-11-20 |
JP5883610B2 JP5883610B2 (ja) | 2016-03-15 |
Family
ID=45923345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011225401A Active JP5883610B2 (ja) | 2010-10-20 | 2011-10-13 | 不均一な動翼及び静翼間隔を有する回転機械 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8678752B2 (ja) |
JP (1) | JP5883610B2 (ja) |
CN (1) | CN102454422B (ja) |
DE (1) | DE102011054551A1 (ja) |
FR (1) | FR2966496A1 (ja) |
Cited By (6)
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JP2015519501A (ja) * | 2012-04-16 | 2015-07-09 | シーメンス アクティエンゲゼルシャフト | 軸流流体機械のための静翼リングおよび静翼リングの設計法 |
JP2017166482A (ja) * | 2016-03-15 | 2017-09-21 | ゼネラル・エレクトリック・カンパニイ | 不均一なベーン間隔 |
CN109690028A (zh) * | 2016-09-13 | 2019-04-26 | 通用电气公司 | 涡轮机定子行进波抑制件 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2015519501A (ja) * | 2012-04-16 | 2015-07-09 | シーメンス アクティエンゲゼルシャフト | 軸流流体機械のための静翼リングおよび静翼リングの設計法 |
US9951648B2 (en) | 2012-04-16 | 2018-04-24 | Siemens Aktiengesellschaft | Guide blade ring for an axial turbomachine and method for designing the guide blade ring |
US10774750B2 (en) | 2013-10-17 | 2020-09-15 | Mitsubishi Heavy Industries, Ltd. | Compressor with stator vane configuration in vicinity of bleed structure, and gas turbine engine |
JP2017166482A (ja) * | 2016-03-15 | 2017-09-21 | ゼネラル・エレクトリック・カンパニイ | 不均一なベーン間隔 |
CN109690028A (zh) * | 2016-09-13 | 2019-04-26 | 通用电气公司 | 涡轮机定子行进波抑制件 |
US10961852B2 (en) | 2016-09-13 | 2021-03-30 | Siemens Energy Global GmbH & Co. KG | Technique for low-speed balancing of a rotor of a compressor for a gas turbine |
CN111795002A (zh) * | 2020-08-17 | 2020-10-20 | 珠海格力电器股份有限公司 | 旋转扇叶及电器 |
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JP5883610B2 (ja) | 2016-03-15 |
DE102011054551A1 (de) | 2012-04-26 |
US8678752B2 (en) | 2014-03-25 |
US20120099961A1 (en) | 2012-04-26 |
FR2966496A1 (fr) | 2012-04-27 |
CN102454422A (zh) | 2012-05-16 |
CN102454422B (zh) | 2016-01-20 |
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