EP3168479A4 - Machine rotative - Google Patents
Machine rotative Download PDFInfo
- Publication number
- EP3168479A4 EP3168479A4 EP14901462.3A EP14901462A EP3168479A4 EP 3168479 A4 EP3168479 A4 EP 3168479A4 EP 14901462 A EP14901462 A EP 14901462A EP 3168479 A4 EP3168479 A4 EP 3168479A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotary machine
- rotary
- machine
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
- F04D1/08—Multi-stage pumps the stages being situated concentrically
-
- 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
- F04D17/12—Multi-stage pumps
- F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
-
- 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
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/051—Axial thrust balancing
- F04D29/0516—Axial thrust balancing balancing pistons
-
- 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
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/073685 WO2016038661A1 (fr) | 2014-09-08 | 2014-09-08 | Machine rotative |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3168479A1 EP3168479A1 (fr) | 2017-05-17 |
EP3168479A4 true EP3168479A4 (fr) | 2017-08-23 |
Family
ID=55458454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14901462.3A Withdrawn EP3168479A4 (fr) | 2014-09-08 | 2014-09-08 | Machine rotative |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170227012A1 (fr) |
EP (1) | EP3168479A4 (fr) |
JP (1) | JPWO2016038661A1 (fr) |
CN (1) | CN106574622A (fr) |
WO (1) | WO2016038661A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10260518B2 (en) * | 2014-07-24 | 2019-04-16 | Halliburton Energy Services, Inc. | Downhole electrical submersible pump with upthrust balance |
US10539147B2 (en) * | 2016-01-13 | 2020-01-21 | Wisconsin Alumni Research Foundation | Integrated rotor for an electrical machine and compressor |
CN111365256A (zh) | 2018-12-25 | 2020-07-03 | 珠海格力电器股份有限公司 | 离心压缩机及空调设备 |
JP2022011812A (ja) * | 2020-06-30 | 2022-01-17 | 三菱重工コンプレッサ株式会社 | 回転機械のインペラ及び回転機械 |
JP2023148588A (ja) * | 2022-03-30 | 2023-10-13 | ダイキン工業株式会社 | ターボ機械 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH488095A (de) * | 1968-09-02 | 1970-03-31 | Bbc Brown Boveri & Cie | Verfahren zur Änderung des auf einen Rotor wirkenden resultierenden Axialschubes und Einrichtung zur Durchführung des Verfahrens |
US3895689A (en) * | 1970-01-07 | 1975-07-22 | Judson S Swearingen | Thrust bearing lubricant measurement and balance |
US4472107A (en) * | 1982-08-03 | 1984-09-18 | Union Carbide Corporation | Rotary fluid handling machine having reduced fluid leakage |
GB2493737A (en) * | 2011-08-17 | 2013-02-20 | William Paul Hancock | Turbo-machine automatic thrust balancing |
WO2014102125A1 (fr) * | 2012-12-27 | 2014-07-03 | Thermodyn Sas | Dispositif permettant de générer une poussée axiale dynamique pour équilibrer la poussée axiale totale d'une machine tournante radiale |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4938641B1 (fr) * | 1970-08-06 | 1974-10-19 | ||
US4820115A (en) * | 1987-11-12 | 1989-04-11 | Dresser Industries, Inc. | Open impeller for centrifugal compressors |
JP2001107883A (ja) * | 1999-10-07 | 2001-04-17 | Mitsubishi Heavy Ind Ltd | 遠心式流体機械 |
JP2002257080A (ja) * | 2001-03-02 | 2002-09-11 | Mitsubishi Heavy Ind Ltd | 遠心圧縮機の軸位置自動調整装置 |
JP2004190569A (ja) * | 2002-12-11 | 2004-07-08 | Mitsubishi Heavy Ind Ltd | 多段遠心圧縮機 |
JP4980699B2 (ja) * | 2006-12-01 | 2012-07-18 | 三菱重工コンプレッサ株式会社 | 遠心圧縮機 |
US7775763B1 (en) * | 2007-06-21 | 2010-08-17 | Florida Turbine Technologies, Inc. | Centrifugal pump with rotor thrust balancing seal |
JP4927129B2 (ja) * | 2009-08-19 | 2012-05-09 | 三菱重工コンプレッサ株式会社 | ラジアルガスエキスパンダ |
WO2011078680A1 (fr) * | 2009-12-23 | 2011-06-30 | William Paul Hancock | Dispositif d'équilibrage de poussée de turbomachine |
JP5967966B2 (ja) * | 2012-02-13 | 2016-08-10 | 三菱重工コンプレッサ株式会社 | インペラ及びこれを備えた回転機械 |
CN203717419U (zh) * | 2014-01-28 | 2014-07-16 | 上海日机装屏蔽泵有限公司 | 自动推力平衡式屏蔽泵 |
-
2014
- 2014-09-08 US US15/503,237 patent/US20170227012A1/en not_active Abandoned
- 2014-09-08 JP JP2016547270A patent/JPWO2016038661A1/ja active Pending
- 2014-09-08 WO PCT/JP2014/073685 patent/WO2016038661A1/fr active Application Filing
- 2014-09-08 EP EP14901462.3A patent/EP3168479A4/fr not_active Withdrawn
- 2014-09-08 CN CN201480081005.XA patent/CN106574622A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH488095A (de) * | 1968-09-02 | 1970-03-31 | Bbc Brown Boveri & Cie | Verfahren zur Änderung des auf einen Rotor wirkenden resultierenden Axialschubes und Einrichtung zur Durchführung des Verfahrens |
US3895689A (en) * | 1970-01-07 | 1975-07-22 | Judson S Swearingen | Thrust bearing lubricant measurement and balance |
US4472107A (en) * | 1982-08-03 | 1984-09-18 | Union Carbide Corporation | Rotary fluid handling machine having reduced fluid leakage |
GB2493737A (en) * | 2011-08-17 | 2013-02-20 | William Paul Hancock | Turbo-machine automatic thrust balancing |
WO2014102125A1 (fr) * | 2012-12-27 | 2014-07-03 | Thermodyn Sas | Dispositif permettant de générer une poussée axiale dynamique pour équilibrer la poussée axiale totale d'une machine tournante radiale |
Non-Patent Citations (1)
Title |
---|
See also references of WO2016038661A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20170227012A1 (en) | 2017-08-10 |
JPWO2016038661A1 (ja) | 2017-04-27 |
WO2016038661A1 (fr) | 2016-03-17 |
EP3168479A1 (fr) | 2017-05-17 |
CN106574622A (zh) | 2017-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20170209 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20170721 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 1/08 20060101AFI20170717BHEP Ipc: F04D 29/041 20060101ALI20170717BHEP Ipc: F04D 29/051 20060101ALI20170717BHEP Ipc: F04D 29/28 20060101ALI20170717BHEP Ipc: F04D 17/12 20060101ALI20170717BHEP |
|
DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20180515 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20180726 |