JPWO2018198808A1 - 遠心圧縮機 - Google Patents
遠心圧縮機 Download PDFInfo
- Publication number
- JPWO2018198808A1 JPWO2018198808A1 JP2019514379A JP2019514379A JPWO2018198808A1 JP WO2018198808 A1 JPWO2018198808 A1 JP WO2018198808A1 JP 2019514379 A JP2019514379 A JP 2019514379A JP 2019514379 A JP2019514379 A JP 2019514379A JP WO2018198808 A1 JPWO2018198808 A1 JP WO2018198808A1
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- passage
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- impeller
- flow path
- flow passage
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- 238000005192 partition Methods 0.000 claims abstract description 80
- 238000004891 communication Methods 0.000 claims abstract description 78
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 26
- 238000000638 solvent extraction Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 description 45
- 230000000052 comparative effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
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
- F04D29/66—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
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B33/00—Engines characterised by provision of pumps for charging or scavenging
- F02B33/32—Engines with pumps other than of reciprocating-piston type
- F02B33/34—Engines with pumps other than of reciprocating-piston type with rotary pumps
- F02B33/40—Engines with pumps other than of reciprocating-piston type with rotary pumps of non-positive-displacement type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
-
- 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
-
- 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
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/02—Surge control
- F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
- F04D27/0215—Arrangements therefor, e.g. bleed or by-pass valves
-
- 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
- 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
- F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
-
- 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
-
- 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
- F05D2250/51—Inlet
-
- 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
-
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/10—Purpose of the control system to cope with, or avoid, compressor flow instabilities
- F05D2270/101—Compressor surge or stall
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (5)
- インペラと、
前記インペラが配され、前記インペラの回転軸方向に延在する主流路と、
前記主流路より前記インペラの径方向外側に形成された副流路と、
前記副流路と前記主流路とを連通させる上流連通路と、
前記上流連通路よりも前記インペラ側で前記副流路と前記主流路とを連通させる下流連通路と、
前記下流連通路の流路幅よりも長い隙間を前記副流路内に維持して、前記副流路を周方向に仕切る仕切部と、
を備える遠心圧縮機。 - 前記隙間の少なくとも一部は、前記副流路のうち、前記回転軸方向の中央よりも前記下流連通路側に位置する請求項1に記載の遠心圧縮機。
- 前記隙間の前記回転軸方向の長さは、前記副流路の前記回転軸方向の長さの40%以上である請求項1または2に記載の遠心圧縮機。
- 前記仕切部は、
前記下流連通路側に設けられた第1仕切部と、
前記第1仕切部に対し、前記隙間を空けて前記上流連通路側に設けられた第2仕切部と、
を含む請求項1から3のいずれか1項に記載の遠心圧縮機。 - 前記下流連通路は、前記周方向に離隔する複数の前記第1仕切部の間に開口する請求項4に記載の遠心圧縮機。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017086556 | 2017-04-25 | ||
JP2017086556 | 2017-04-25 | ||
PCT/JP2018/015443 WO2018198808A1 (ja) | 2017-04-25 | 2018-04-12 | 遠心圧縮機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018198808A1 true JPWO2018198808A1 (ja) | 2020-05-14 |
JP6806243B2 JP6806243B2 (ja) | 2021-01-06 |
Family
ID=63919804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019514379A Active JP6806243B2 (ja) | 2017-04-25 | 2018-04-12 | 遠心圧縮機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11248629B2 (ja) |
JP (1) | JP6806243B2 (ja) |
CN (1) | CN110520630B (ja) |
DE (1) | DE112018002160T5 (ja) |
WO (1) | WO2018198808A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7298703B2 (ja) * | 2019-10-09 | 2023-06-27 | 株式会社Ihi | 遠心圧縮機 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007127108A (ja) * | 2005-11-07 | 2007-05-24 | Mitsubishi Heavy Ind Ltd | 排気ターボ過給機のコンプレッサ |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6037976B2 (ja) | 1977-12-05 | 1985-08-29 | 松下電器産業株式会社 | 磁気記録方式 |
US5246335A (en) * | 1991-05-01 | 1993-09-21 | Ishikawajima-Harimas Jukogyo Kabushiki Kaisha | Compressor casing for turbocharger and assembly thereof |
US5295785A (en) * | 1992-12-23 | 1994-03-22 | Caterpillar Inc. | Turbocharger having reduced noise emissions |
DE19647605C2 (de) * | 1996-11-18 | 1999-03-11 | Daimler Benz Ag | Abgas-Turbolader für Brennkraftmaschinen |
JP4100030B2 (ja) * | 2002-04-18 | 2008-06-11 | 株式会社Ihi | 遠心圧縮機 |
EP1473465B2 (en) * | 2003-04-30 | 2018-08-01 | Holset Engineering Company Limited | Compressor |
JP2006342682A (ja) * | 2005-06-07 | 2006-12-21 | Ishikawajima Harima Heavy Ind Co Ltd | 遠心圧縮機の作動域拡大方法及び装置 |
JP2007224789A (ja) | 2006-02-22 | 2007-09-06 | Toyota Motor Corp | 遠心圧縮機 |
US8857053B2 (en) * | 2007-08-29 | 2014-10-14 | Caterpillar Inc. | Compressor housing remanufacturing method and apparatus |
JP5001806B2 (ja) | 2007-12-05 | 2012-08-15 | 三菱重工業株式会社 | ターボ型圧縮機 |
JP2009243298A (ja) * | 2008-03-28 | 2009-10-22 | Ihi Corp | 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 |
US10125793B2 (en) | 2013-02-22 | 2018-11-13 | Mitsubishi Heavy Industries, Ltd. | Centrifugal compressor |
JP6497183B2 (ja) | 2014-07-16 | 2019-04-10 | トヨタ自動車株式会社 | 遠心圧縮機 |
JP5927638B1 (ja) | 2015-11-11 | 2016-06-01 | 株式会社gloops | ゲームサーバ、ゲーム制御方法、ゲームプログラム、ゲームプログラム記録媒体及びゲームシステム |
-
2018
- 2018-04-12 DE DE112018002160.2T patent/DE112018002160T5/de active Pending
- 2018-04-12 WO PCT/JP2018/015443 patent/WO2018198808A1/ja active Application Filing
- 2018-04-12 CN CN201880024578.7A patent/CN110520630B/zh active Active
- 2018-04-12 JP JP2019514379A patent/JP6806243B2/ja active Active
-
2019
- 2019-10-07 US US16/594,418 patent/US11248629B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007127108A (ja) * | 2005-11-07 | 2007-05-24 | Mitsubishi Heavy Ind Ltd | 排気ターボ過給機のコンプレッサ |
Also Published As
Publication number | Publication date |
---|---|
CN110520630A (zh) | 2019-11-29 |
WO2018198808A1 (ja) | 2018-11-01 |
CN110520630B (zh) | 2021-06-25 |
US20200032817A1 (en) | 2020-01-30 |
US11248629B2 (en) | 2022-02-15 |
DE112018002160T5 (de) | 2020-01-02 |
JP6806243B2 (ja) | 2021-01-06 |
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