JP5068263B2 - リーン型遠心圧縮機翼形ディフューザ - Google Patents
リーン型遠心圧縮機翼形ディフューザ Download PDFInfo
- Publication number
- JP5068263B2 JP5068263B2 JP2008526097A JP2008526097A JP5068263B2 JP 5068263 B2 JP5068263 B2 JP 5068263B2 JP 2008526097 A JP2008526097 A JP 2008526097A JP 2008526097 A JP2008526097 A JP 2008526097A JP 5068263 B2 JP5068263 B2 JP 5068263B2
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- JP
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- Prior art keywords
- diffuser
- blade
- angle
- lean
- shroud
- 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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Classifications
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- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
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- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
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- 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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
Claims (9)
- 羽根車を有する遠心圧縮機用の複数のディフューザ翼を備える翼形ディフューザであって、ディフューザ翼前縁とディフューザ翼後縁との間の距離と、任意の2つの連続する羽根の間の距離の比率が1よりも小さく、各羽根に対するディフューザ翼リーン角が0°よりも大きく、ハブ食い違い角が各羽根に対するシュラウド食い違い角と同一である、ディフューザ。
- 前記リーン角が5°から60°までの範囲内である、請求項1に記載のディフューザ。
- 前記ハブ食い違い角及び前記シュラウド食い違い角が共に13°から30°までの範囲内である、請求項1に記載のディフューザ。
- 極低温空気分離プラントで用いるための遠心圧縮機に使用される、請求項1に記載のディフューザ。
- 羽根車を有する遠心圧縮機用の複数のディフューザ翼を備える翼形ディフューザであって、ディフューザ翼前縁とディフューザ翼後縁との間の距離と、任意の2つの連続する羽根の間の距離の比率が1よりも小さく、各羽根に対するディフューザ翼リーン角が0°よりも大きく、ハブ食い違い角が各羽根に対するシュラウド食い違い角とは異なる、ディフューザ。
- 前記リーン角が5°から60°までの範囲内である、請求項5に記載のディフューザ。
- 前記ハブ食い違い角及び前記シュラウド食い違い角が共に13°から30°までの範囲内である、請求項5に記載のディフューザ。
- 各羽根が5°から50°までの範囲内の捻れ角を有する、請求項5に記載のディフューザ。
- 極低温空気分離プラントで用いるための遠心圧縮機に使用される、請求項5に記載のディフューザ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/199,254 US7448852B2 (en) | 2005-08-09 | 2005-08-09 | Leaned centrifugal compressor airfoil diffuser |
US11/199,254 | 2005-08-09 | ||
PCT/US2006/030666 WO2007021624A1 (en) | 2005-08-09 | 2006-08-08 | Leaned centrifugal compressor airfoil diffuser |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009504974A JP2009504974A (ja) | 2009-02-05 |
JP5068263B2 true JP5068263B2 (ja) | 2012-11-07 |
Family
ID=40581767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008526097A Active JP5068263B2 (ja) | 2005-08-09 | 2006-08-08 | リーン型遠心圧縮機翼形ディフューザ |
Country Status (9)
Country | Link |
---|---|
US (1) | US7448852B2 (ja) |
EP (1) | EP1931881B1 (ja) |
JP (1) | JP5068263B2 (ja) |
KR (1) | KR101286344B1 (ja) |
CN (1) | CN101263305B (ja) |
BR (1) | BRPI0615148B1 (ja) |
CA (1) | CA2618177C (ja) |
MX (1) | MX2008001863A (ja) |
WO (1) | WO2007021624A1 (ja) |
Families Citing this family (28)
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SE525219C2 (sv) * | 2003-05-15 | 2004-12-28 | Volvo Lastvagnar Ab | Turboladdarsystem för en förbränningsmotor där båda kompressorstegen är av radialtyp med kompressorhjul försedda med bakåtsvepta blad |
US8016557B2 (en) * | 2005-08-09 | 2011-09-13 | Praxair Technology, Inc. | Airfoil diffuser for a centrifugal compressor |
WO2008109037A1 (en) * | 2007-03-05 | 2008-09-12 | Xcelaero Corporation | Low camber microfan |
WO2008109036A1 (en) * | 2007-03-05 | 2008-09-12 | Xcelaero Corporation | High efficiency cooling fan |
WO2009126066A1 (en) * | 2008-04-08 | 2009-10-15 | Volvo Lastvagnar Ab | Compressor |
EP2623795B1 (en) | 2009-07-19 | 2018-07-04 | Ingersoll-Rand Company | Centrifugal compressor diffuser |
US8602728B2 (en) | 2010-02-05 | 2013-12-10 | Cameron International Corporation | Centrifugal compressor diffuser vanelet |
US8511981B2 (en) | 2010-07-19 | 2013-08-20 | Cameron International Corporation | Diffuser having detachable vanes with positive lock |
US8616836B2 (en) | 2010-07-19 | 2013-12-31 | Cameron International Corporation | Diffuser using detachable vanes |
JP5608062B2 (ja) | 2010-12-10 | 2014-10-15 | 株式会社日立製作所 | 遠心型ターボ機械 |
CN102287307B (zh) * | 2011-07-15 | 2012-07-18 | 武汉大学 | 水泵水轮机空间曲面活动导叶 |
US20130280060A1 (en) * | 2012-04-23 | 2013-10-24 | Shakeel Nasir | Compressor diffuser having vanes with variable cross-sections |
JP6514644B2 (ja) * | 2013-01-23 | 2019-05-15 | コンセプツ エヌアールイーシー,エルエルシー | ターボ機械の隣接する翼要素の流れの場を強制的に結合する構造体および方法、ならびにそれを組み込むターボ機械 |
US9581170B2 (en) * | 2013-03-15 | 2017-02-28 | Honeywell International Inc. | Methods of designing and making diffuser vanes in a centrifugal compressor |
CN103775388B (zh) * | 2014-01-08 | 2015-12-09 | 南京航空航天大学 | 掠扭式三维叶片扩压器及设计方法 |
WO2015200533A1 (en) | 2014-06-24 | 2015-12-30 | Concepts Eti, Inc. | Flow control structures for turbomachines and methods of designing the same |
DE102015219556A1 (de) | 2015-10-08 | 2017-04-13 | Rolls-Royce Deutschland Ltd & Co Kg | Diffusor für Radialverdichter, Radialverdichter und Turbomaschine mit Radialverdichter |
EP3361101A1 (de) | 2017-02-10 | 2018-08-15 | Siemens Aktiengesellschaft | Rückführstufe eines mehrstufigen verdichters oder expanders mit verdrehten leitschaufeln |
US10718222B2 (en) * | 2017-03-27 | 2020-07-21 | General Electric Company | Diffuser-deswirler for a gas turbine engine |
US10760587B2 (en) * | 2017-06-06 | 2020-09-01 | Elliott Company | Extended sculpted twisted return channel vane arrangement |
CN108105158B (zh) * | 2018-01-15 | 2021-02-02 | 广东威灵电机制造有限公司 | 扩压器、风机、吸尘器和抽烟机 |
US11098730B2 (en) | 2019-04-12 | 2021-08-24 | Rolls-Royce Corporation | Deswirler assembly for a centrifugal compressor |
CN113074138B (zh) * | 2020-01-06 | 2022-05-17 | 广东威灵电机制造有限公司 | 扩压装置、风机及吸尘器 |
US11286952B2 (en) | 2020-07-14 | 2022-03-29 | Rolls-Royce Corporation | Diffusion system configured for use with centrifugal compressor |
US11441516B2 (en) | 2020-07-14 | 2022-09-13 | Rolls-Royce North American Technologies Inc. | Centrifugal compressor assembly for a gas turbine engine with deswirler having sealing features |
US11578654B2 (en) | 2020-07-29 | 2023-02-14 | Rolls-Royce North American Technologies Inc. | Centrifical compressor assembly for a gas turbine engine |
JP2023536998A (ja) | 2020-08-07 | 2023-08-30 | コンセプツ エヌアールイーシー,エルエルシー | 性能を向上させるための流量制御構造及び当該流量制御構造を組み込んだターボ機械 |
US11401947B2 (en) | 2020-10-30 | 2022-08-02 | Praxair Technology, Inc. | Hydrogen centrifugal compressor |
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2005
- 2005-08-09 US US11/199,254 patent/US7448852B2/en active Active
-
2006
- 2006-08-08 BR BRPI0615148-5A patent/BRPI0615148B1/pt active IP Right Grant
- 2006-08-08 CN CN2006800331525A patent/CN101263305B/zh active Active
- 2006-08-08 EP EP06800855.6A patent/EP1931881B1/en active Active
- 2006-08-08 JP JP2008526097A patent/JP5068263B2/ja active Active
- 2006-08-08 KR KR1020087005580A patent/KR101286344B1/ko active IP Right Grant
- 2006-08-08 CA CA2618177A patent/CA2618177C/en active Active
- 2006-08-08 WO PCT/US2006/030666 patent/WO2007021624A1/en active Application Filing
- 2006-08-08 MX MX2008001863A patent/MX2008001863A/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20080034986A (ko) | 2008-04-22 |
CN101263305B (zh) | 2013-03-13 |
US7448852B2 (en) | 2008-11-11 |
BRPI0615148A2 (pt) | 2011-05-03 |
KR101286344B1 (ko) | 2013-07-15 |
US20070036647A1 (en) | 2007-02-15 |
CA2618177A1 (en) | 2007-02-22 |
WO2007021624A1 (en) | 2007-02-22 |
EP1931881B1 (en) | 2018-11-21 |
EP1931881A1 (en) | 2008-06-18 |
CA2618177C (en) | 2010-05-11 |
CN101263305A (zh) | 2008-09-10 |
JP2009504974A (ja) | 2009-02-05 |
BRPI0615148B1 (pt) | 2019-04-09 |
MX2008001863A (es) | 2008-04-15 |
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