JP6950831B2 - 遠心圧縮機 - Google Patents
遠心圧縮機 Download PDFInfo
- Publication number
- JP6950831B2 JP6950831B2 JP2020538286A JP2020538286A JP6950831B2 JP 6950831 B2 JP6950831 B2 JP 6950831B2 JP 2020538286 A JP2020538286 A JP 2020538286A JP 2020538286 A JP2020538286 A JP 2020538286A JP 6950831 B2 JP6950831 B2 JP 6950831B2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral surface
- compressor impeller
- flow path
- protrusion
- baffle
- 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
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
-
- 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
-
- 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
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
-
- 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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- 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
- F05D2220/00—Application
- F05D2220/40—Application in turbochargers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
Description
図5は、変形例におけるバッフル132の概略斜視図である。上記実施形態の過給機TCと実質的に等しい構成要素については、同一の符号を付して説明を省略する。変形例の過給機TCは、上記実施形態のバッフル32に代えて、バッフル132を備える。以下、本変形例のバッフル132について説明する。
Claims (6)
- コンプレッサインペラと、
前記コンプレッサインペラの正面側に形成される主流路と、
前記主流路を含む円筒部と、
前記主流路に設けられ、前記コンプレッサインペラに近づくにつれて流路断面積が縮小する絞り部であって、前記円筒部の開口に連続する、絞り部と、
前記絞り部の内周面と対向し、前記絞り部の内周面との間に隙間を有して配される離隔壁部と、
前記絞り部の内周面および前記離隔壁部の外周面の少なくともいずれかから突出する突起部と、
を備える遠心圧縮機。 - 前記突起部は、前記コンプレッサインペラの軸方向に離隔して互いに対向する部位を有する
請求項1に記載の遠心圧縮機。 - 前記コンプレッサインペラの回転方向に1周以上延在する前記突起部を含む
請求項1または2に記載の遠心圧縮機。 - 前記突起部は、前記コンプレッサインペラの軸方向に離隔して互いに対向する部位があり、前記突起部のうち前記コンプレッサインペラから最も離隔する部位と前記軸方向に対向する部位との間隔は、前記突起部のうち前記コンプレッサインペラに最も近接する部位と前記軸方向に対向する部位との間隔よりも大きい
請求項1から3のいずれか1項に記載の遠心圧縮機。 - 前記絞り部の内周面と前記離隔壁部の外周面との間隔は、前記コンプレッサインペラに近接する側よりも、前記コンプレッサインペラから離隔する側が大きい
請求項1から4のいずれか1項に記載の遠心圧縮機。 - 前記主流路に設けられ、前記絞り部よりも前記コンプレッサインペラ側に位置し、前記離隔壁部の内周面よりも前記コンプレッサインペラの径方向内側に内周面が突出する第2の絞り部
を備える請求項1から5のいずれか1項に記載の遠心圧縮機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018156431 | 2018-08-23 | ||
JP2018156431 | 2018-08-23 | ||
PCT/JP2019/031009 WO2020039919A1 (ja) | 2018-08-23 | 2019-08-06 | 遠心圧縮機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020039919A1 JPWO2020039919A1 (ja) | 2021-05-13 |
JP6950831B2 true JP6950831B2 (ja) | 2021-10-13 |
Family
ID=69591981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020538286A Active JP6950831B2 (ja) | 2018-08-23 | 2019-08-06 | 遠心圧縮機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11199198B2 (ja) |
JP (1) | JP6950831B2 (ja) |
CN (1) | CN112135975B (ja) |
DE (1) | DE112019004204T5 (ja) |
WO (1) | WO2020039919A1 (ja) |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2660366A (en) * | 1950-05-03 | 1953-11-24 | Klein Harold | Compressor surge inhibitor |
US3846039A (en) * | 1973-10-23 | 1974-11-05 | Stalker Corp | Axial flow compressor |
GB2391265A (en) | 2002-07-13 | 2004-02-04 | Imra Europ S A Uk Res Ct | Compressor inlet with swirl vanes, inner sleeve and shut-off valve |
US6767185B2 (en) * | 2002-10-11 | 2004-07-27 | Honeywell International Inc. | Turbine efficiency tailoring |
JP4321037B2 (ja) * | 2002-10-25 | 2009-08-26 | 株式会社豊田中央研究所 | ターボチャージャ用遠心圧縮機 |
JP2005023792A (ja) | 2003-06-30 | 2005-01-27 | Toyota Central Res & Dev Lab Inc | 可変ベーン付遠心圧縮機 |
JP2008208753A (ja) | 2007-02-26 | 2008-09-11 | Toyota Industries Corp | 遠心圧縮機 |
JP5039673B2 (ja) * | 2008-02-27 | 2012-10-03 | 三菱重工業株式会社 | ターボ型圧縮機のストラット構造 |
US8272832B2 (en) * | 2008-04-17 | 2012-09-25 | Honeywell International Inc. | Centrifugal compressor with surge control, and associated method |
JP5444836B2 (ja) | 2009-05-20 | 2014-03-19 | 株式会社Ihi | 遠心圧縮機 |
JP5479021B2 (ja) * | 2009-10-16 | 2014-04-23 | 三菱重工業株式会社 | 排気ターボ過給機のコンプレッサ |
JP5824821B2 (ja) * | 2011-02-25 | 2015-12-02 | 株式会社Ihi | 遠心圧縮機 |
KR101924920B1 (ko) * | 2011-06-10 | 2018-12-04 | 보르그워너 인코퍼레이티드 | 복류식 터빈 하우징 터보차저 |
EP2960526B1 (en) | 2013-02-22 | 2017-11-08 | Mitsubishi Heavy Industries, Ltd. | Centrifugal compressor with intake resistive element |
EP3018361B1 (en) * | 2013-07-04 | 2020-09-23 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Centrifugal compressor |
WO2015019901A1 (ja) * | 2013-08-06 | 2015-02-12 | 株式会社Ihi | 遠心圧縮機及び過給機 |
JP6237056B2 (ja) * | 2013-09-27 | 2017-11-29 | 株式会社Ihi | 遠心圧縮機および過給機 |
JP6311788B2 (ja) * | 2014-05-16 | 2018-04-18 | 株式会社Ihi | 過給機 |
US20160003046A1 (en) * | 2014-07-03 | 2016-01-07 | Honeywell International Inc. | Parallel Twin-Impeller Compressor Having Swirl-Imparting Device For One Impeller |
JP6497183B2 (ja) * | 2014-07-16 | 2019-04-10 | トヨタ自動車株式会社 | 遠心圧縮機 |
DE102015209666A1 (de) * | 2015-05-27 | 2016-12-01 | Volkswagen Aktiengesellschaft | Verdichter |
CN105351240B (zh) * | 2015-12-14 | 2017-06-16 | 中国北方发动机研究所(天津) | 一种宽流量范围喘振控制的涡轮增压器压气机 |
JP6321114B2 (ja) * | 2016-11-01 | 2018-05-09 | 三菱重工業株式会社 | 遠心圧縮機 |
-
2019
- 2019-08-06 WO PCT/JP2019/031009 patent/WO2020039919A1/ja active Application Filing
- 2019-08-06 CN CN201980033204.6A patent/CN112135975B/zh active Active
- 2019-08-06 DE DE112019004204.1T patent/DE112019004204T5/de active Pending
- 2019-08-06 JP JP2020538286A patent/JP6950831B2/ja active Active
-
2020
- 2020-11-10 US US17/093,866 patent/US11199198B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN112135975A (zh) | 2020-12-25 |
US11199198B2 (en) | 2021-12-14 |
US20210054853A1 (en) | 2021-02-25 |
JPWO2020039919A1 (ja) | 2021-05-13 |
DE112019004204T5 (de) | 2021-06-10 |
WO2020039919A1 (ja) | 2020-02-27 |
CN112135975B (zh) | 2022-05-06 |
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