FR2274807A1 - Roue a aubes de pompe centrifuge - Google Patents
Roue a aubes de pompe centrifugeInfo
- Publication number
- FR2274807A1 FR2274807A1 FR7518469A FR7518469A FR2274807A1 FR 2274807 A1 FR2274807 A1 FR 2274807A1 FR 7518469 A FR7518469 A FR 7518469A FR 7518469 A FR7518469 A FR 7518469A FR 2274807 A1 FR2274807 A1 FR 2274807A1
- Authority
- FR
- France
- Prior art keywords
- hub
- inlet angle
- blade
- blades
- rotor blade
- 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.)
- Granted
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
- 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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction 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
- F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/479,130 US3953150A (en) | 1972-02-10 | 1974-06-13 | Impeller apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274807A1 true FR2274807A1 (fr) | 1976-01-09 |
FR2274807B1 FR2274807B1 (fr) | 1979-03-23 |
Family
ID=23902774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7518469A Granted FR2274807A1 (fr) | 1974-06-13 | 1975-06-12 | Roue a aubes de pompe centrifuge |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5113402A (fr) |
BR (1) | BR7503657A (fr) |
DE (1) | DE2525316A1 (fr) |
ES (1) | ES438542A1 (fr) |
FR (1) | FR2274807A1 (fr) |
IT (1) | IT1036988B (fr) |
NL (1) | NL7507112A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2388148A1 (fr) * | 1977-04-22 | 1978-11-17 | Dresser Ind | Circuit de balayage et de refroidissement perfectionne pour pompes |
FR2389786A1 (fr) * | 1977-05-05 | 1978-12-01 | Sundstrand Corp | |
EP0798467A2 (fr) * | 1996-03-29 | 1997-10-01 | Ebara Corporation | Turbomachine |
CN103835988A (zh) * | 2014-03-11 | 2014-06-04 | 门立山 | 一种离心泵叶轮 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI87009C (fi) * | 1990-02-21 | 1992-11-10 | Tampella Forest Oy | Skovelhjul foer centrifugalpumpar |
DE102011007907B3 (de) * | 2011-04-21 | 2012-06-21 | Ksb Aktiengesellschaft | Laufrad für Kreiselpumpen |
RU204897U1 (ru) * | 2021-02-08 | 2021-06-17 | Акционерное общество (АО) "Научно-исследовательский институт "Лопастных машин" ("НИИ ЛМ") | Центробежное рабочее колесо с двухсторонним входом |
-
1975
- 1975-06-06 DE DE19752525316 patent/DE2525316A1/de active Pending
- 1975-06-10 BR BR7504688D patent/BR7503657A/pt unknown
- 1975-06-12 FR FR7518469A patent/FR2274807A1/fr active Granted
- 1975-06-13 NL NL7507112A patent/NL7507112A/xx unknown
- 1975-06-13 IT IT5004475A patent/IT1036988B/it active
- 1975-06-13 ES ES438542A patent/ES438542A1/es not_active Expired
- 1975-06-13 JP JP7100475A patent/JPS5113402A/ja active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2388148A1 (fr) * | 1977-04-22 | 1978-11-17 | Dresser Ind | Circuit de balayage et de refroidissement perfectionne pour pompes |
FR2389786A1 (fr) * | 1977-05-05 | 1978-12-01 | Sundstrand Corp | |
EP0798467A2 (fr) * | 1996-03-29 | 1997-10-01 | Ebara Corporation | Turbomachine |
EP0798467A3 (fr) * | 1996-03-29 | 1999-01-20 | Ebara Corporation | Turbomachine |
US5947684A (en) * | 1996-03-29 | 1999-09-07 | Ebara Corporation | Turbomachinery |
CN103835988A (zh) * | 2014-03-11 | 2014-06-04 | 门立山 | 一种离心泵叶轮 |
Also Published As
Publication number | Publication date |
---|---|
ES438542A1 (es) | 1977-05-16 |
IT1036988B (it) | 1979-10-30 |
NL7507112A (nl) | 1975-12-16 |
DE2525316A1 (de) | 1975-12-18 |
FR2274807B1 (fr) | 1979-03-23 |
BR7503657A (pt) | 1976-06-29 |
JPS5113402A (ja) | 1976-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |