JP4352903B2 - 一軸多段ポンプ - Google Patents

一軸多段ポンプ Download PDF

Info

Publication number
JP4352903B2
JP4352903B2 JP2004007907A JP2004007907A JP4352903B2 JP 4352903 B2 JP4352903 B2 JP 4352903B2 JP 2004007907 A JP2004007907 A JP 2004007907A JP 2004007907 A JP2004007907 A JP 2004007907A JP 4352903 B2 JP4352903 B2 JP 4352903B2
Authority
JP
Japan
Prior art keywords
water
bearing
shaft
rotating shaft
balance
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.)
Expired - Fee Related
Application number
JP2004007907A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005201137A5 (enExample
JP2005201137A (ja
Inventor
由昌 千葉
暢一 石川
裕之 桂
大門 阿部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Plant Technologies Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Plant Technologies Ltd filed Critical Hitachi Plant Technologies Ltd
Priority to JP2004007907A priority Critical patent/JP4352903B2/ja
Priority to US10/912,554 priority patent/US7198457B2/en
Priority to KR1020040062385A priority patent/KR100614950B1/ko
Priority to EP04018955A priority patent/EP1555439B1/en
Priority to DE602004023581T priority patent/DE602004023581D1/de
Priority to CNB200410068300XA priority patent/CN100523516C/zh
Publication of JP2005201137A publication Critical patent/JP2005201137A/ja
Publication of JP2005201137A5 publication Critical patent/JP2005201137A5/ja
Application granted granted Critical
Publication of JP4352903B2 publication Critical patent/JP4352903B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • F04D1/063—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
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/041—Axial thrust balancing
    • F04D29/0416—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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • 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
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • 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
    • F05D2210/00—Working fluids
    • F05D2210/10—Kind or type
    • F05D2210/11—Kind or type liquid, i.e. incompressible
    • 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
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/53—Hydrodynamic or hydrostatic bearings
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Sliding-Contact Bearings (AREA)
JP2004007907A 2004-01-15 2004-01-15 一軸多段ポンプ Expired - Fee Related JP4352903B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2004007907A JP4352903B2 (ja) 2004-01-15 2004-01-15 一軸多段ポンプ
US10/912,554 US7198457B2 (en) 2004-01-15 2004-08-06 Single-shaft multistage pump
KR1020040062385A KR100614950B1 (ko) 2004-01-15 2004-08-09 1축 다단 펌프
DE602004023581T DE602004023581D1 (de) 2004-01-15 2004-08-10 Mehrstufige Einzelwellenpumpe
EP04018955A EP1555439B1 (en) 2004-01-15 2004-08-10 Single-shaft multistage pump
CNB200410068300XA CN100523516C (zh) 2004-01-15 2004-08-27 单轴多级泵

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004007907A JP4352903B2 (ja) 2004-01-15 2004-01-15 一軸多段ポンプ

Publications (3)

Publication Number Publication Date
JP2005201137A JP2005201137A (ja) 2005-07-28
JP2005201137A5 JP2005201137A5 (enExample) 2008-03-21
JP4352903B2 true JP4352903B2 (ja) 2009-10-28

Family

ID=34616885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004007907A Expired - Fee Related JP4352903B2 (ja) 2004-01-15 2004-01-15 一軸多段ポンプ

Country Status (6)

Country Link
US (1) US7198457B2 (enExample)
EP (1) EP1555439B1 (enExample)
JP (1) JP4352903B2 (enExample)
KR (1) KR100614950B1 (enExample)
CN (1) CN100523516C (enExample)
DE (1) DE602004023581D1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090028696A1 (en) * 2007-07-26 2009-01-29 Gannett Thomas P Thermoplastic polymer bushings
WO2009158695A1 (en) * 2008-06-27 2009-12-30 Greene, Tweed Of Delaware, Inc. Split bearing assemblies, air-cooled heat exchangers and related methods
EP2331824A4 (en) 2008-09-10 2016-03-23 Pentair Pump Group Inc Multi-stage high-performance centrifugal pump and mounting method
JP6420701B2 (ja) * 2015-03-24 2018-11-07 株式会社荏原製作所 ポンプ
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
CN106640745A (zh) * 2016-12-14 2017-05-10 衡阳市力源动力制造有限公司 一种多级叶轮高扬程污水电泵
KR101998620B1 (ko) * 2018-06-29 2019-07-10 김성환 외장형 세퍼레이터를 갖는 건식 석션장치
KR102209759B1 (ko) * 2018-09-12 2021-02-03 주식회사에스에이치이 튀김기름용 내열펌프
JP7693537B2 (ja) * 2018-09-27 2025-06-17 カーエスベー ソシエタス ヨーロピア ウント コンパニー コマンディート ゲゼルシャフト アウフ アクチェン 軸スラストが最適化される多段ポンプ
WO2021260713A1 (en) * 2020-06-25 2021-12-30 Shri Alka Industries A water lubricated silicon carbide thrust bearing for submersible pump and motor
US11655822B1 (en) * 2022-08-03 2023-05-23 Flowserve Pte. Ltd. Multi-stage pump or turbine for controlling fluids with significant variations in gas fraction
KR102617553B1 (ko) 2023-08-28 2023-12-22 (주)그린텍 다단펌프의 밸런스장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025070A (en) * 1959-12-11 1962-03-13 John C Copes Split mechanical seals
FI940630A7 (fi) 1994-02-11 1995-08-12 Ahlstroem Pumput Oy Keskipakopumppu
JP2843280B2 (ja) * 1995-09-29 1999-01-06 アイシン精機株式会社 ウォータポンプ
JP3611442B2 (ja) 1998-03-25 2005-01-19 株式会社荏原製作所 ２重胴多段ポンプの構造
JP2001124070A (ja) 1999-10-21 2001-05-08 Hitachi Ltd 水潤滑軸受装置
JP2001248586A (ja) 2000-03-07 2001-09-14 Mitsubishi Heavy Ind Ltd 遠心ポンプ
US6485023B2 (en) * 2000-05-04 2002-11-26 Flowserve Management Company Split mechanical face seal
DE10038586A1 (de) 2000-08-03 2002-02-14 Ksb Ag Axialschubausgleichseinrichtung
JP3961212B2 (ja) * 2000-11-01 2007-08-22 Ｎｔｎ株式会社 ウォータポンプ用滑り軸受
DE10058499A1 (de) * 2000-11-24 2002-05-29 Ksb Ag Gleitlager für eine Kreiselpumpe
JP2002242881A (ja) 2001-02-19 2002-08-28 Mitsubishi Heavy Ind Ltd 高速多段ボイラ給水ポンプ用軸受構造
JP2006009819A (ja) * 2004-06-22 2006-01-12 Ntn Corp 燃料電池の冷却水循環ポンプ用滑り軸受

Also Published As

Publication number Publication date
US7198457B2 (en) 2007-04-03
US20050158165A1 (en) 2005-07-21
CN1641224A (zh) 2005-07-20
KR20050075271A (ko) 2005-07-20
DE602004023581D1 (de) 2009-11-26
KR100614950B1 (ko) 2006-08-25
EP1555439A2 (en) 2005-07-20
CN100523516C (zh) 2009-08-05
EP1555439A3 (en) 2006-03-15
JP2005201137A (ja) 2005-07-28
EP1555439B1 (en) 2009-10-14

Similar Documents

Publication Publication Date Title
JP4352903B2 (ja) 一軸多段ポンプ
CN103348148B (zh) 倾斜垫片式轴颈轴承以及具备其的旋转机械
JP5291363B2 (ja) ポンプ
GB2290113A (en) Centrifugal pump shaft seal cooling and venting
US20200355219A1 (en) Tilting pad journal bearing and rotary machine using same
CN112628152A (zh) 用于输送流体的泵
JP4078833B2 (ja) 両吸込渦巻ポンプ
EP3366956B1 (en) Sealing device and rotating machine
US11933321B2 (en) Rotary pump for conveying a fluid
US6582191B2 (en) Liner for centrifugal slurry pumps
RU2643269C2 (ru) Уплотнение ротора компрессора
CN113286947B (zh) 具有轴承润滑系统的泵
JP5512168B2 (ja) ターボチャージャのためのスラスト軸受シール
JP2003322098A (ja) 一軸多段ポンプ
US10975877B2 (en) Combined bearing and turbomachine including said bearing
JP7243848B2 (ja) 多円弧軸受、および、過給機
JP2006183465A (ja) 遠心圧縮機
WO2011038347A1 (en) Axial fan compact bearing viscous pump
EP4667747A1 (en) Centrifugal pump
JP4646104B2 (ja) 無注水軸封装置を備えた両吸込形横軸ポンプ
RU2597719C2 (ru) Устройство для перекачивания текучей среды
JP2004108170A (ja) 遠心圧縮機
JP2001041193A (ja) 自液流体軸受を有するポンプ
CN120312605A (zh) 轴向可调整的多级泵
WO2017022517A1 (ja) 軸受装置および回転機械

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050928

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050928

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20060920

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20060921

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080131

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20081104

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20081111

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090109

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20090217

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090417

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20090422

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090526

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090608

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20090707

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20090720

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120807

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120807

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130807

Year of fee payment: 4

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

LAPS Cancellation because of no payment of annual fees