CN102588294B - 筒型多级泵 - Google Patents
筒型多级泵 Download PDFInfo
- Publication number
- CN102588294B CN102588294B CN201110442812.8A CN201110442812A CN102588294B CN 102588294 B CN102588294 B CN 102588294B CN 201110442812 A CN201110442812 A CN 201110442812A CN 102588294 B CN102588294 B CN 102588294B
- Authority
- CN
- China
- Prior art keywords
- stream
- discharge tube
- convolution
- barrel
- multistage pump
- 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.)
- Active
Links
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
- 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
- F04D17/125—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 the casing being vertically split
-
- 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
- F04D1/063—Multi-stage pumps of the vertically split casing type
-
- 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
-
- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid 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
- F04D29/40—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
- F04D29/40—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
- F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
-
- 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)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011-000462 | 2011-01-05 | ||
JP2011000462A JP5649055B2 (ja) | 2011-01-05 | 2011-01-05 | バーレル型多段ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102588294A CN102588294A (zh) | 2012-07-18 |
CN102588294B true CN102588294B (zh) | 2015-04-29 |
Family
ID=45440333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110442812.8A Active CN102588294B (zh) | 2011-01-05 | 2011-12-27 | 筒型多级泵 |
Country Status (4)
Country | Link |
---|---|
US (2) | US9249804B2 (zh) |
EP (1) | EP2474743B1 (zh) |
JP (1) | JP5649055B2 (zh) |
CN (1) | CN102588294B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5649055B2 (ja) * | 2011-01-05 | 2015-01-07 | 株式会社日立製作所 | バーレル型多段ポンプ |
CN102913484B (zh) * | 2012-10-31 | 2015-11-18 | 遵义海立水泵制造有限责任公司 | 一种泵顶涡壳 |
US10001143B2 (en) | 2013-02-26 | 2018-06-19 | Mitsubishi Heavy Industries Compressor Corporation | Method for assembling compressor, and bundle guide device |
JP6025608B2 (ja) | 2013-02-27 | 2016-11-16 | 三菱重工コンプレッサ株式会社 | 圧縮機の組み立て方法、および、バンドル案内装置 |
JP6476011B2 (ja) * | 2015-02-27 | 2019-02-27 | 株式会社川本製作所 | ポンプ装置 |
CN105443399B (zh) * | 2016-01-07 | 2018-11-06 | 上海电气凯士比核电泵阀有限公司 | 一种自冷却电动辅助给水泵 |
CN108506217A (zh) * | 2018-03-29 | 2018-09-07 | 芜湖长捷航空动力科技有限责任公司 | 一种多级组合式离心水泵 |
EP3620658A1 (de) | 2018-09-04 | 2020-03-11 | Siemens Aktiengesellschaft | Deckel eines turbomaschinengehäuses, turbomaschinengehäuse mit einem deckel, turbomaschine und verfahren zur herstellung eines deckels |
CN110578714B (zh) * | 2018-12-24 | 2024-07-05 | 上海通联泵业(集团)有限公司 | 多级泵中段双叶轮斜度流道 |
US11181123B2 (en) * | 2019-03-22 | 2021-11-23 | Apergy Esp Systems, Llc | Downhole centrifugal pump diffuser with protuberant vanes |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1952407A (zh) * | 2005-10-20 | 2007-04-25 | 宣伯民 | 压出室设分流道的离心泵 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3118386A (en) * | 1964-01-21 | Multi-stage centrifugal pump | ||
US3105632A (en) * | 1960-03-14 | 1963-10-01 | Dresser Ind | High pressure centrifugal compressor |
US3103892A (en) * | 1960-11-21 | 1963-09-17 | Laval Turbine | Pump or the like |
US3153383A (en) * | 1961-08-11 | 1964-10-20 | Laval Turbine | Means and method of assembling a pump, compressor, turbine or the like |
US3788764A (en) * | 1972-11-06 | 1974-01-29 | Borg Warner | Multi-stage centrifugal pump with means for pulse cancellation |
JPS5870097A (ja) * | 1981-10-23 | 1983-04-26 | Hitachi Ltd | 水平分割形ケ−シング |
JPS58144689A (ja) * | 1982-02-22 | 1983-08-29 | Hitachi Ltd | 多段ポンプ |
JPS6098194A (ja) * | 1983-11-02 | 1985-06-01 | Mitsubishi Heavy Ind Ltd | バ−レル形多段タ−ボポンプ |
JPH0640951Y2 (ja) * | 1986-04-01 | 1994-10-26 | 三菱重工業株式会社 | 遠心圧縮機 |
JPS6415498A (en) * | 1987-07-07 | 1989-01-19 | Hitachi Ltd | Multi-stage centrifugal pump |
DE4310467A1 (de) * | 1993-03-31 | 1994-10-06 | Klein Schanzlin & Becker Ag | Topfgehäusepumpe |
JP3299638B2 (ja) * | 1994-09-20 | 2002-07-08 | 株式会社日立製作所 | ターボ流体機械 |
JPH11303796A (ja) * | 1998-04-24 | 1999-11-02 | Kubota Corp | 遠心ポンプや遠心送風機などの流体機械のケーシング |
JP2006152846A (ja) | 2004-11-26 | 2006-06-15 | Denso Corp | 内燃機関の気筒別空燃比推定装置及び気筒別空燃比制御装置 |
JP2006152849A (ja) * | 2004-11-26 | 2006-06-15 | Teral Kyokuto Inc | 遠心ポンプの吐出ケーシング |
JP2006214289A (ja) * | 2005-02-01 | 2006-08-17 | Hitachi Industries Co Ltd | 産業用ポンプ及びその製造方法 |
JP2009156097A (ja) * | 2007-12-25 | 2009-07-16 | Hitachi Plant Technologies Ltd | 多段ディフューザポンプ |
JP2010216364A (ja) * | 2009-03-17 | 2010-09-30 | Panasonic Corp | 電動送風機およびこれを用いた電気掃除機 |
JP5649055B2 (ja) * | 2011-01-05 | 2015-01-07 | 株式会社日立製作所 | バーレル型多段ポンプ |
JP5812102B2 (ja) * | 2011-11-18 | 2015-11-11 | トヨタ自動車株式会社 | 過給機付き内燃機関 |
-
2011
- 2011-01-05 JP JP2011000462A patent/JP5649055B2/ja active Active
- 2011-12-27 CN CN201110442812.8A patent/CN102588294B/zh active Active
- 2011-12-28 EP EP11195933.4A patent/EP2474743B1/en active Active
-
2012
- 2012-01-04 US US13/343,006 patent/US9249804B2/en active Active
-
2015
- 2015-06-23 US US14/747,423 patent/US9863427B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1952407A (zh) * | 2005-10-20 | 2007-04-25 | 宣伯民 | 压出室设分流道的离心泵 |
Also Published As
Publication number | Publication date |
---|---|
US20120171014A1 (en) | 2012-07-05 |
US9863427B2 (en) | 2018-01-09 |
EP2474743A2 (en) | 2012-07-11 |
EP2474743A3 (en) | 2015-01-07 |
US9249804B2 (en) | 2016-02-02 |
JP5649055B2 (ja) | 2015-01-07 |
CN102588294A (zh) | 2012-07-18 |
EP2474743B1 (en) | 2018-03-21 |
US20150285254A1 (en) | 2015-10-08 |
JP2012140918A (ja) | 2012-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI,LTD. Free format text: FORMER OWNER: HITACHI PLANT TECHNOLOGIES LTD. Effective date: 20140108 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20140108 Address after: Tokyo, Japan Applicant after: Hitachi Ltd. Address before: Tokyo, Japan, Japan Applicant before: Hitachi Plant Technologies Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200227 Address after: Tokyo, Japan Patentee after: Hitachi Industrial Machinery Co., Ltd Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |