FR2422053A1 - Perfectionnements aux pompes centrifuges en cuve a roue a double ouie - Google Patents
Perfectionnements aux pompes centrifuges en cuve a roue a double ouieInfo
- Publication number
- FR2422053A1 FR2422053A1 FR7817744A FR7817744A FR2422053A1 FR 2422053 A1 FR2422053 A1 FR 2422053A1 FR 7817744 A FR7817744 A FR 7817744A FR 7817744 A FR7817744 A FR 7817744A FR 2422053 A1 FR2422053 A1 FR 2422053A1
- Authority
- FR
- France
- Prior art keywords
- diffuser vanes
- centrifugal pump
- impeller
- double sided
- holes
- 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
- F04D29/40—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
- 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
- F04D29/40—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
- F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
-
- 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
- F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
L'invention concerne les pompes centrifuges à roue à double ouïe. Elle est caractérisée par un déflecteur au refoulement de la roue muni d'aubages directeurs pourvus de canaux d'alimentation pour une des deux ouïes de la roue. Elle est applicable aux pompes centrifuges en cuve ou aux pompes de forage.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE1008804A BE865619A (fr) | 1978-04-03 | 1978-04-03 | Perfectionnements aux pompes centrifuges en cuve a roue a double ouie |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2422053A1 true FR2422053A1 (fr) | 1979-11-02 |
FR2422053B1 FR2422053B1 (fr) | 1980-10-31 |
Family
ID=3862882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7817744A Granted FR2422053A1 (fr) | 1978-04-03 | 1978-06-14 | Perfectionnements aux pompes centrifuges en cuve a roue a double ouie |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE865619A (fr) |
FR (1) | FR2422053A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009077455A1 (fr) | 2007-12-19 | 2009-06-25 | Ln 2 S.R.L. A Socio Unico | Machine mécanique à fluide, en particulier ventilateur centrifuge |
WO2016007317A1 (fr) * | 2014-07-09 | 2016-01-14 | Aerojet Rocketdyne, Inc. | Turbopompe avec ailette axialement courbée |
CN106499670A (zh) * | 2016-10-28 | 2017-03-15 | 扬州大学 | 带副导叶的泵装置出水流道 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH126894A (de) * | 1927-06-11 | 1928-07-02 | Sulzer Ag | Zentrifugalpumpe. |
DE1403282A1 (de) * | 1959-10-30 | 1969-05-29 | Wissenschaftlich Tech Zentrum | Gehaeuse fuer Kondensatpumpen |
-
1978
- 1978-04-03 BE BE1008804A patent/BE865619A/fr not_active IP Right Cessation
- 1978-06-14 FR FR7817744A patent/FR2422053A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH126894A (de) * | 1927-06-11 | 1928-07-02 | Sulzer Ag | Zentrifugalpumpe. |
DE1403282A1 (de) * | 1959-10-30 | 1969-05-29 | Wissenschaftlich Tech Zentrum | Gehaeuse fuer Kondensatpumpen |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009077455A1 (fr) | 2007-12-19 | 2009-06-25 | Ln 2 S.R.L. A Socio Unico | Machine mécanique à fluide, en particulier ventilateur centrifuge |
WO2016007317A1 (fr) * | 2014-07-09 | 2016-01-14 | Aerojet Rocketdyne, Inc. | Turbopompe avec ailette axialement courbée |
US11268515B2 (en) | 2014-07-09 | 2022-03-08 | Aerojet Rocketdyne, Inc. | Turbopump with axially curved vane |
CN106499670A (zh) * | 2016-10-28 | 2017-03-15 | 扬州大学 | 带副导叶的泵装置出水流道 |
Also Published As
Publication number | Publication date |
---|---|
BE865619A (fr) | 1978-10-03 |
FR2422053B1 (fr) | 1980-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |