KR930000844A - 원심 펌프용 임펠러 - Google Patents

원심 펌프용 임펠러 Download PDF

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Publication number
KR930000844A
KR930000844A KR1019920010767A KR920010767A KR930000844A KR 930000844 A KR930000844 A KR 930000844A KR 1019920010767 A KR1019920010767 A KR 1019920010767A KR 920010767 A KR920010767 A KR 920010767A KR 930000844 A KR930000844 A KR 930000844A
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South Korea
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wing
inlet
span
tip portion
hub member
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KR1019920010767A
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KR960016529B1 (ko
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쿠퍼 폴
피이 슬로트만 도널드
Original Assignee
아아르 지이 헬러
인거솔-랜드 캄파니
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Publication of KR930000844A publication Critical patent/KR930000844A/ko
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Publication of KR960016529B1 publication Critical patent/KR960016529B1/ko

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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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Hydraulic Turbines (AREA)

Abstract

내용 없음

Description

원심 펌프용 임펠러
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명 임펠러 실시예의 등각도.
제3도는 제2도의 선(A-A)을 따라 취해진 임펠러 날개면에 수직한 평면에 있는 측면도.

Claims (5)

  1. 전방 보호판 부재, 후방 허브 부재, 사이에 원주에 배치된 인렛 선연부들을 갖는 다수의 날개, 및 일 날개의 흡입측과 인접 날개의 압력측 사이의 인렛 목영역을 갖는 원심 액체-운송 펌프용 임펠러에 있어서, (i)상기 보호판 부재와 상기 허브 부재 사이의 스팬, (ii) 팁 부분 상류로 연장하는 루트 부분을 갖고 상기 팁 부분과 상기 스팬의 중간사이의 위치에서 시작하여 상기 루트 부분 상류로 연장하는 오목형 표면을 형성하는 인렛 선연부, (iii)상기 목구멍 하류의 날개 두께보다 두꺼운 상기 인렛 목구멍 상류의 날개 두께를 포함하는 각 날개로 이루어지는 공동 현상 방지 수단.
  2. 제1항에 있어서, 상기 오목형 표면에 접하는 선은 45보다 크지 않은 각으로 상기 허브 부재 표면과 교차하는 것을 특징으로 하는 수단.
  3. 제2항에 있어서, 상기 인렛 선연부는 타원형 노즈를 갖는 것을 특징으로 하는 수단.
  4. (a)전방 보호관 부재, (b)상기 전방 보호관 부재에서 이격된 후방 허브 부재, (c)사이에 원주에 배치된 인렛 선연부들을 갖고, 각 쌍이 일날개의 흡입측과 인접 날개의 압력측 사이에 인렛 목구멍을 형성하는 다수의 날개, (d)(i)상기 보호판부재와 상기 허브부재 사이의 스팬, (ii)팁 부분 상류로 연장하는 루트부분을 갖고, 상기 팁부분과 상기 스팬 중간 사이의 위치에서 시작해 상기 루트 부분 상류로 연장하는 오목형 표면을 형성하는 인렛 선연부, (iii)상기 목부분 하류의 날개 두께 보다 큰 상기 목 구멍 상류의 날개 두께 및 (iv)상기 인렛 연부에 있는 타원형 노즈를 포함하는 각 날개로 이루어지는 원심 액체-운송 펌프용 임펠러.
  5. (a)전방보호판부재, (b)상기보호판부재에서 이격된 후방 허브 부재, (c)원주에 배치된 인렛 선연부를 사이에 갖고 각 쌍은 일날개의 흡입측과 인접 날개의 압력측 사이에 인렛 목구멍을 형성하는 다수의 날개, (d)(i)상기 보호판부재와 상기 허브 부재 사이의 스팬, (ii)팁 부분 상류로 연장하는 루트부분을 갖고, 상기 팁부분과 상기 스팬 중간 사이의 위치에서 시작해 상기 루트 부분 상류로 연장하는 오목형 표면을 형성하는 인렛 선연부, 및 (iii)상기 인렛 선연부에 있는 타원형 노즈를 포함하는 각 날개로 이루어지는 원심 액체-수송 펌프용 임펠러.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920010767A 1991-06-21 1992-06-20 원심 펌프용 임펠러 KR960016529B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US719,025 1991-06-21
US07/719,025 US5192193A (en) 1991-06-21 1991-06-21 Impeller for centrifugal pumps

Publications (2)

Publication Number Publication Date
KR930000844A true KR930000844A (ko) 1993-01-15
KR960016529B1 KR960016529B1 (ko) 1996-12-14

Family

ID=24888489

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920010767A KR960016529B1 (ko) 1991-06-21 1992-06-20 원심 펌프용 임펠러

Country Status (5)

Country Link
US (1) US5192193A (ko)
KR (1) KR960016529B1 (ko)
CN (1) CN1023830C (ko)
CA (1) CA2068854C (ko)
GB (1) GB2256901B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101647394B1 (ko) * 2016-05-23 2016-08-10 주식회사 대동펌프산업 더블 베인 마름모형 임펠러식 원심펌프

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2097648C (en) * 1992-06-12 1998-04-28 Ronald E. Gilbert Molton metal pump with vaned impeller and flow directing pumping chamber
US5634770A (en) * 1992-06-12 1997-06-03 Metaullics Systems Co., L.P. Molten metal pump with vaned impeller
DE4311746A1 (de) * 1993-04-08 1994-10-13 Klein Schanzlin & Becker Ag Kreiselpumpenlaufrad
US5597289A (en) * 1995-03-07 1997-01-28 Thut; Bruno H. Dynamically balanced pump impeller
US6019576A (en) 1997-09-22 2000-02-01 Thut; Bruno H. Pumps for pumping molten metal with a stirring action
US6457940B1 (en) 1999-07-23 2002-10-01 Dale T. Lehman Molten metal pump
US6435829B1 (en) 2000-02-03 2002-08-20 The Boeing Company High suction performance and low cost inducer design blade geometry
US6723276B1 (en) * 2000-08-28 2004-04-20 Paul V. Cooper Scrap melter and impeller
US20070253807A1 (en) 2006-04-28 2007-11-01 Cooper Paul V Gas-transfer foot
US7470392B2 (en) 2003-07-14 2008-12-30 Cooper Paul V Molten metal pump components
US7731891B2 (en) * 2002-07-12 2010-06-08 Cooper Paul V Couplings for molten metal devices
US20050013715A1 (en) 2003-07-14 2005-01-20 Cooper Paul V. System for releasing gas into molten metal
US7402276B2 (en) * 2003-07-14 2008-07-22 Cooper Paul V Pump with rotating inlet
US7507367B2 (en) * 2002-07-12 2009-03-24 Cooper Paul V Protective coatings for molten metal devices
FR2845427B1 (fr) * 2002-10-02 2005-05-06 Alstom Switzerland Ltd Roue de type francis et turbine hydraulique equipee d'une telle roue
US7906068B2 (en) 2003-07-14 2011-03-15 Cooper Paul V Support post system for molten metal pump
US7390162B2 (en) * 2005-03-01 2008-06-24 Awdalla Essam T Rotary ram compressor
GB0704426D0 (en) * 2007-03-08 2007-04-18 Rolls Royce Plc Aerofoil members for a turbomachine
US9643247B2 (en) 2007-06-21 2017-05-09 Molten Metal Equipment Innovations, Llc Molten metal transfer and degassing system
US9205490B2 (en) 2007-06-21 2015-12-08 Molten Metal Equipment Innovations, Llc Transfer well system and method for making same
US9156087B2 (en) 2007-06-21 2015-10-13 Molten Metal Equipment Innovations, Llc Molten metal transfer system and rotor
US8366993B2 (en) 2007-06-21 2013-02-05 Cooper Paul V System and method for degassing molten metal
US9409232B2 (en) 2007-06-21 2016-08-09 Molten Metal Equipment Innovations, Llc Molten metal transfer vessel and method of construction
US8337746B2 (en) 2007-06-21 2012-12-25 Cooper Paul V Transferring molten metal from one structure to another
US9410744B2 (en) 2010-05-12 2016-08-09 Molten Metal Equipment Innovations, Llc Vessel transfer insert and system
US8613884B2 (en) 2007-06-21 2013-12-24 Paul V. Cooper Launder transfer insert and system
AU2013202457B2 (en) * 2008-05-27 2014-10-30 Weir Minerals Australia Ltd Improvements relating to centrifugal pump impellers
US8608445B2 (en) * 2008-05-27 2013-12-17 Weir Minerals Australia, Ltd. Centrifugal pump impellers
US7896617B1 (en) * 2008-09-26 2011-03-01 Morando Jorge A High flow/high efficiency centrifugal pump having a turbine impeller for liquid applications including molten metal
US8535603B2 (en) 2009-08-07 2013-09-17 Paul V. Cooper Rotary degasser and rotor therefor
US10428821B2 (en) 2009-08-07 2019-10-01 Molten Metal Equipment Innovations, Llc Quick submergence molten metal pump
US8524146B2 (en) 2009-08-07 2013-09-03 Paul V. Cooper Rotary degassers and components therefor
US8449814B2 (en) 2009-08-07 2013-05-28 Paul V. Cooper Systems and methods for melting scrap metal
US8444911B2 (en) * 2009-08-07 2013-05-21 Paul V. Cooper Shaft and post tensioning device
US8714914B2 (en) 2009-09-08 2014-05-06 Paul V. Cooper Molten metal pump filter
US9108244B2 (en) 2009-09-09 2015-08-18 Paul V. Cooper Immersion heater for molten metal
US8998582B2 (en) 2010-11-15 2015-04-07 Sundyne, Llc Flow vector control for high speed centrifugal pumps
RU2491448C2 (ru) * 2011-11-24 2013-08-27 Публичное акционерное общество "Сумский завод насосного и энергетического машиностроения "Насосэнергомаш" (АО "Сумский завод "Насосэнергомаш") Рабочее колесо центробежного насоса
US9903383B2 (en) 2013-03-13 2018-02-27 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened top
US9011761B2 (en) 2013-03-14 2015-04-21 Paul V. Cooper Ladle with transfer conduit
US10052688B2 (en) 2013-03-15 2018-08-21 Molten Metal Equipment Innovations, Llc Transfer pump launder system
US10138892B2 (en) 2014-07-02 2018-11-27 Molten Metal Equipment Innovations, Llc Rotor and rotor shaft for molten metal
CN104389812A (zh) * 2014-12-06 2015-03-04 无锡高卓流体设备有限公司 一种抗汽蚀水泵叶轮
US10947980B2 (en) 2015-02-02 2021-03-16 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened blade tips
US10267314B2 (en) 2016-01-13 2019-04-23 Molten Metal Equipment Innovations, Llc Tensioned support shaft and other molten metal devices
WO2018049435A1 (en) * 2016-09-08 2018-03-15 Mechanical Engineering Transcendent Technology (Pty) Ltd Impeller primary vane profile
CN106438458A (zh) * 2016-12-27 2017-02-22 安特洛(福安市)电机有限公司 一种离心泵闭式半开式混合叶轮结构
US11149747B2 (en) 2017-11-17 2021-10-19 Molten Metal Equipment Innovations, Llc Tensioned support post and other molten metal devices
US11931802B2 (en) 2019-05-17 2024-03-19 Molten Metal Equipment Innovations, Llc Molten metal controlled flow launder
BR112023005197A2 (pt) * 2020-09-30 2023-04-25 Weir Slurry Group Inc Impulsor de bomba de pasta fluida centrífuga
US11873845B2 (en) 2021-05-28 2024-01-16 Molten Metal Equipment Innovations, Llc Molten metal transfer device

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE85418C (ko) *
US1169476A (en) * 1914-03-14 1916-01-25 Chase Motor Truck Co Centrifugal fan.
GB336977A (en) * 1928-10-05 1930-10-16 Alphonse De Riesenkampf System of rotary blades more particularly applicable to immersed propellers
US1946273A (en) * 1932-02-08 1934-02-06 American Manganese Steel Co Rotary pump impeller
GB636290A (en) * 1947-01-09 1950-04-26 Lysholm Alf Improvements in diffusers for centrifugal compressors
GB707810A (en) * 1951-03-30 1954-04-21 Escher Wyss Ag Improvements in and relating to radial flow turbines and compressors
US2830753A (en) * 1951-11-10 1958-04-15 Edward A Stalker Axial flow compressors with circular arc blades
US2839239A (en) * 1954-06-02 1958-06-17 Edward A Stalker Supersonic axial flow compressors
US2922374A (en) * 1955-03-14 1960-01-26 Gen Motors Corp Pump means
US3013501A (en) * 1956-12-27 1961-12-19 Skoglund & Olson Ab Centrifugal impeller
US3285187A (en) * 1965-11-05 1966-11-15 Msl Ind Inc Impeller for use in centrifugal pump or blower and a method of manufacture thereof
GB1142732A (en) * 1967-03-14 1969-02-12 Brooks Ventilation Units Ltd Improvements in or relating to fan impellers
US3737249A (en) * 1970-08-26 1973-06-05 Trw Inc High flow pump impeller for low net positive suction head and method of designing same
US3953150A (en) * 1972-02-10 1976-04-27 Sundstrand Corporation Impeller apparatus
US3759628A (en) * 1972-06-14 1973-09-18 Fmc Corp Vortex pumps
US3972646A (en) * 1974-04-12 1976-08-03 Bolt Beranek And Newman, Inc. Propeller blade structures and methods particularly adapted for marine ducted reversible thrusters and the like for minimizing cavitation and related noise
US3989406A (en) * 1974-11-26 1976-11-02 Bolt Beranek And Newman, Inc. Method of and apparatus for preventing leading edge shocks and shock-related noise in transonic and supersonic rotor blades and the like
DE2524250A1 (de) * 1975-05-31 1976-12-02 Maschf Augsburg Nuernberg Ag Laufschaufelkranz grosser umfangsgeschwindigkeit fuer thermische, axial durchstroemte turbomaschinen
FR2315001A1 (fr) * 1975-06-18 1977-01-14 Entat Marcel Procede de realisation de pales d'helices et pales d'helices perfectionnees obtenues par la mise en oeuvre de ce procede
US4012172A (en) * 1975-09-10 1977-03-15 Avco Corporation Low noise blades for axial flow compressors
DE2708368C2 (de) * 1977-02-26 1983-03-24 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Laufrad für Kreiselpumpen
SU781396A1 (ru) * 1978-04-19 1980-11-23 Предприятие П/Я М-5356 Рабочее колесо лопастного насоса
DE2966663D1 (de) * 1978-08-25 1984-03-22 Cummins Engine Co Inc Turbomachine
JPS55123301A (en) * 1979-03-16 1980-09-22 Hitachi Ltd Turbine blade
US4358246A (en) * 1979-07-16 1982-11-09 United Technologies Corporation Noise reduction means for prop-fan and the construction thereof
DE3147513A1 (de) * 1981-12-01 1983-06-09 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Radiales laufrad fuer kreiselpumpen
DE3201436C1 (de) * 1982-01-19 1983-04-21 Kraftwerk Union AG, 4330 Mülheim Turbomaschinenschaufel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101647394B1 (ko) * 2016-05-23 2016-08-10 주식회사 대동펌프산업 더블 베인 마름모형 임펠러식 원심펌프

Also Published As

Publication number Publication date
GB9211391D0 (en) 1992-07-15
CN1068176A (zh) 1993-01-20
CA2068854A1 (en) 1992-12-22
CN1023830C (zh) 1994-02-16
US5192193A (en) 1993-03-09
CA2068854C (en) 1998-04-07
KR960016529B1 (ko) 1996-12-14
GB2256901A (en) 1992-12-23
GB2256901B (en) 1994-07-13

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