FI864381A - Aksiaalityöntötasauslaite nestepumpulle - Google Patents
Aksiaalityöntötasauslaite nestepumpulle Download PDFInfo
- Publication number
- FI864381A FI864381A FI864381A FI864381A FI864381A FI 864381 A FI864381 A FI 864381A FI 864381 A FI864381 A FI 864381A FI 864381 A FI864381 A FI 864381A FI 864381 A FI864381 A FI 864381A
- Authority
- FI
- Finland
- Prior art keywords
- liquid pump
- balancing device
- axial pressure
- pressure balancing
- axial
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/04—Antivibration arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
- F01D3/04—Machines or engines with axial-thrust balancing effected by working-fluid axial thrust being compensated by thrust-balancing dummy piston or the like
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Rotary Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH506685 | 1985-11-27 | ||
CH5066/85A CH669241A5 (de) | 1985-11-27 | 1985-11-27 | Axialschub-ausgleichsvorrichtung fuer fluessigkeitspumpe. |
Publications (4)
Publication Number | Publication Date |
---|---|
FI864381A0 FI864381A0 (fi) | 1986-10-28 |
FI864381A true FI864381A (fi) | 1987-05-28 |
FI93259B FI93259B (fi) | 1994-11-30 |
FI93259C FI93259C (fi) | 1995-03-10 |
Family
ID=4287365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI864381A FI93259C (fi) | 1985-11-27 | 1986-10-28 | Aksiaalityöntötasauslaite nestepumpulle |
Country Status (5)
Country | Link |
---|---|
US (1) | US4892459A (fi) |
EP (1) | EP0224764B1 (fi) |
CH (1) | CH669241A5 (fi) |
DE (1) | DE3663165D1 (fi) |
FI (1) | FI93259C (fi) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5104284A (en) * | 1990-12-17 | 1992-04-14 | Dresser-Rand Company | Thrust compensating apparatus |
FR2687429B1 (fr) * | 1992-02-17 | 1994-04-01 | Gec Alsthom Sa | Procede et dispositif pour supprimer l'instabilite d'une turbine a vapeur. |
DE4313455A1 (de) * | 1993-04-24 | 1994-10-27 | Klein Schanzlin & Becker Ag | Radialer Spalt, beispielsweise einer Strömungsmaschine |
DE29500744U1 (de) * | 1995-01-18 | 1996-05-15 | Sihi Ind Consult Gmbh | Strömungsmaschine mit Entlastungskolben |
JPH09324791A (ja) * | 1996-06-07 | 1997-12-16 | Ebara Corp | サブマージドモータポンプ |
US6012898A (en) * | 1996-06-07 | 2000-01-11 | Ebara Corporation | Submerged motor pump |
US6129507A (en) * | 1999-04-30 | 2000-10-10 | Technology Commercialization Corporation | Method and device for reducing axial thrust in rotary machines and a centrifugal pump using same |
JP4281614B2 (ja) * | 2004-05-10 | 2009-06-17 | 株式会社日立プラントテクノロジー | ポンプ装置 |
US7794199B2 (en) * | 2005-05-24 | 2010-09-14 | Franklin Electric Co., Inc. | Bypass system for purging air from a submersible pump |
US20090004032A1 (en) * | 2007-03-29 | 2009-01-01 | Ebara International Corporation | Deswirl mechanisms and roller bearings in an axial thrust equalization mechanism for liquid cryogenic turbomachinery |
EP2154332A1 (de) * | 2008-08-14 | 2010-02-17 | Siemens Aktiengesellschaft | Verminderung der thermischen Belastung eines Aussengehäuses für eine Strömungsmaschine |
EP2419621A4 (en) | 2009-04-17 | 2015-03-04 | Echogen Power Systems | SYSTEM AND METHOD FOR MANAGING HEAT PROBLEMS IN GAS TURBINE ENGINES |
AU2010264462B2 (en) | 2009-06-22 | 2016-05-12 | Echogen Power Systems Inc. | System and method for managing thermal issues in one or more industrial processes |
WO2011017476A1 (en) | 2009-08-04 | 2011-02-10 | Echogen Power Systems Inc. | Heat pump with integral solar collector |
US8869531B2 (en) | 2009-09-17 | 2014-10-28 | Echogen Power Systems, Llc | Heat engines with cascade cycles |
US8613195B2 (en) | 2009-09-17 | 2013-12-24 | Echogen Power Systems, Llc | Heat engine and heat to electricity systems and methods with working fluid mass management control |
US8794002B2 (en) | 2009-09-17 | 2014-08-05 | Echogen Power Systems | Thermal energy conversion method |
US8813497B2 (en) | 2009-09-17 | 2014-08-26 | Echogen Power Systems, Llc | Automated mass management control |
RU2451920C1 (ru) * | 2010-11-23 | 2012-05-27 | Открытое акционерное общество Научно-производственное объединение "Искра" | Экспериментальная установка для исследования модельных ступеней центробежных компрессоров |
US8857186B2 (en) | 2010-11-29 | 2014-10-14 | Echogen Power Systems, L.L.C. | Heat engine cycles for high ambient conditions |
US8616001B2 (en) | 2010-11-29 | 2013-12-31 | Echogen Power Systems, Llc | Driven starter pump and start sequence |
WO2013055391A1 (en) | 2011-10-03 | 2013-04-18 | Echogen Power Systems, Llc | Carbon dioxide refrigeration cycle |
KR20150143402A (ko) | 2012-08-20 | 2015-12-23 | 에코진 파워 시스템스, 엘엘씨 | 직렬 구성의 터보 펌프와 시동 펌프를 갖는 초임계 작동 유체 회로 |
US9118226B2 (en) | 2012-10-12 | 2015-08-25 | Echogen Power Systems, Llc | Heat engine system with a supercritical working fluid and processes thereof |
US9341084B2 (en) | 2012-10-12 | 2016-05-17 | Echogen Power Systems, Llc | Supercritical carbon dioxide power cycle for waste heat recovery |
CA2899163C (en) | 2013-01-28 | 2021-08-10 | Echogen Power Systems, L.L.C. | Process for controlling a power turbine throttle valve during a supercritical carbon dioxide rankine cycle |
US9638065B2 (en) | 2013-01-28 | 2017-05-02 | Echogen Power Systems, Llc | Methods for reducing wear on components of a heat engine system at startup |
WO2014138035A1 (en) | 2013-03-04 | 2014-09-12 | Echogen Power Systems, L.L.C. | Heat engine systems with high net power supercritical carbon dioxide circuits |
WO2016073252A1 (en) | 2014-11-03 | 2016-05-12 | Echogen Power Systems, L.L.C. | Active thrust management of a turbopump within a supercritical working fluid circuit in a heat engine system |
EP3121450B1 (de) * | 2015-07-23 | 2020-09-02 | Sulzer Management AG | Pumpe zum fördern eines fluids mit variierender viskosität |
US11187112B2 (en) | 2018-06-27 | 2021-11-30 | Echogen Power Systems Llc | Systems and methods for generating electricity via a pumped thermal energy storage system |
BR112021005957A8 (pt) * | 2018-09-27 | 2023-11-21 | Ksb Se & Co Kgaa | Bomba de múltiplos estágios |
EP3896288A1 (en) * | 2020-04-16 | 2021-10-20 | Sulzer Management AG | Centrifugal pump for conveying a fluid |
US11435120B2 (en) | 2020-05-05 | 2022-09-06 | Echogen Power Systems (Delaware), Inc. | Split expansion heat pump cycle |
MA61232A1 (fr) | 2020-12-09 | 2024-05-31 | Supercritical Storage Company Inc | Système de stockage d'énergie thermique électrique à trois réservoirs |
KR102567992B1 (ko) * | 2021-08-09 | 2023-08-18 | 터보윈 주식회사 | 베어링마모요인추력저감보정부가 적용된 공기 압축 수단 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE539225C (de) * | 1931-11-26 | Georg Weyland | Axialschubentlastung mittels stufenfoermiger Entlastungsscheiben | |
DE390366C (de) * | 1924-02-18 | Paul Joseph Charles Marechal | Entlastungsvorrichtung an Turbomaschinen | |
DE611232C (de) * | 1935-03-25 | Klein | Einrichtung zur Achsschubentlastung an Kreiselpumpen | |
DE407077C (de) * | 1920-11-06 | 1924-12-10 | Paul Joseph Charles Marechal | Entlastungsvorrichtung fuer Turbinen |
US2410769A (en) * | 1941-05-07 | 1946-11-05 | Vickers Electrical Co Ltd | Turbine, turbine type compressor, and the like rotating machine |
DE922807C (de) * | 1945-03-06 | 1955-01-24 | Aeg | Einrichtung zum Ausgleich des Axialschubes mehrstufiger Kreiselpumpen |
DE1147120B (de) * | 1959-10-28 | 1963-04-11 | Siemens Ag | Einrichtung zum Ausgleich des Axialschubes bei einer unter Fluessigkeit arbeitenden Kreiselpumpe |
FR1276208A (fr) * | 1960-12-14 | 1961-11-17 | Pompe sans bourrage ni presse-étoupe avec passage du liquide par une section intérieure du palier d'entrée | |
US3280750A (en) * | 1964-09-17 | 1966-10-25 | Crane Co | Motor driven pump |
US3393947A (en) * | 1966-04-13 | 1968-07-23 | United Aircraft Corp | Two-directional axial thrust balancer |
US3565543A (en) * | 1969-04-02 | 1971-02-23 | United Aircraft Corp | Pressure balanced starter rotor |
DE1940555C3 (de) * | 1969-08-08 | 1975-11-27 | Spezialnoje Konstruktorskoje Bjuro Po Projektirowaniju Germetitscheskich Elektronasosow I Elektrodwigateljej, Kisinew (Sowjetunion) | Stopfbuchslose Zentrifugalpumpe |
US3614255A (en) * | 1969-11-13 | 1971-10-19 | Gen Electric | Thrust balancing arrangement for steam turbine |
US3671137A (en) * | 1970-06-22 | 1972-06-20 | Borg Warner | Centrifugal pump with hydrostatic bearing |
DE2413655C3 (de) * | 1974-03-21 | 1978-05-03 | Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg | Einrichtung zum dynamischen Stabilisieren des Läufers einer Gas- oder Dampfturbine |
US4121839A (en) * | 1976-08-18 | 1978-10-24 | Mitsui Toatsu Chemicals, Inc. | Sealing system for use in composite multi-stage pump |
US4170435A (en) * | 1977-10-14 | 1979-10-09 | Swearingen Judson S | Thrust controlled rotary apparatus |
DE2757952C2 (de) * | 1977-12-24 | 1983-02-24 | Sihi Gmbh & Co Kg, 2210 Itzehoe | Selbstansaugende Kreiselpumpe |
JPS5872693A (ja) * | 1981-10-28 | 1983-04-30 | Hitachi Ltd | 軸推力平衡装置 |
-
1985
- 1985-11-27 CH CH5066/85A patent/CH669241A5/de not_active IP Right Cessation
-
1986
- 1986-10-28 FI FI864381A patent/FI93259C/fi not_active IP Right Cessation
- 1986-11-12 EP EP86115684A patent/EP0224764B1/de not_active Expired
- 1986-11-12 DE DE8686115684T patent/DE3663165D1/de not_active Expired
-
1988
- 1988-12-13 US US07/283,612 patent/US4892459A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4892459A (en) | 1990-01-09 |
FI864381A0 (fi) | 1986-10-28 |
DE3663165D1 (en) | 1989-06-08 |
FI93259C (fi) | 1995-03-10 |
FI93259B (fi) | 1994-11-30 |
EP0224764B1 (de) | 1989-05-03 |
CH669241A5 (de) | 1989-02-28 |
EP0224764A1 (de) | 1987-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
FG | Patent granted |
Owner name: GEBRUEDER SULZER AG |
|
MA | Patent expired |