EP3821131A4 - Zentrifugalpumpe - Google Patents
Zentrifugalpumpe Download PDFInfo
- Publication number
- EP3821131A4 EP3821131A4 EP19834912.8A EP19834912A EP3821131A4 EP 3821131 A4 EP3821131 A4 EP 3821131A4 EP 19834912 A EP19834912 A EP 19834912A EP 3821131 A4 EP3821131 A4 EP 3821131A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- centrifugal pump
- centrifugal
- pump
- 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.)
- Withdrawn
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
- F04D29/426—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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0027—Varying behaviour or the very pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
-
- 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
- F04D29/4293—Details of fluid inlet or outlet
-
- 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
- F04D9/00—Priming; Preventing vapour lock
- F04D9/04—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock
- F04D9/06—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock of jet type
-
- 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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/51—Inlet
-
- 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
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/601—Fluid transfer using an ejector or a jet pump
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2018125187A RU2683062C1 (ru) | 2018-07-10 | 2018-07-10 | Центробежный насос |
PCT/RU2019/000331 WO2020013729A1 (en) | 2018-07-10 | 2019-05-13 | Centrifugal pump |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3821131A1 EP3821131A1 (de) | 2021-05-19 |
EP3821131A4 true EP3821131A4 (de) | 2022-03-30 |
Family
ID=65858704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19834912.8A Withdrawn EP3821131A4 (de) | 2018-07-10 | 2019-05-13 | Zentrifugalpumpe |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3821131A4 (de) |
EA (1) | EA038211B1 (de) |
RU (1) | RU2683062C1 (de) |
WO (1) | WO2020013729A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112555137A (zh) * | 2020-12-14 | 2021-03-26 | 宁波君禾智能科技有限公司 | 水泵控制系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2457388A (en) * | 1945-06-27 | 1948-12-28 | Flint & Walling Mfg Co Inc | Injector-impeller pump |
DE2504292A1 (de) * | 1975-02-01 | 1976-08-05 | Ewald Bous | Automatischer pumpendruck-bypass- regler |
EP0645541A1 (de) * | 1993-09-25 | 1995-03-29 | ASV Stübbe GmbH & Co. KG | Selbstansaugende Kreiselpumpe |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435053A (en) * | 1944-08-05 | 1948-01-27 | Shasta Pump Company | Valve and air charger for pumpstorage systems |
US2524770A (en) * | 1945-05-11 | 1950-10-10 | F E Myers & Bro Company | Centrifugal ejector pump |
US2484105A (en) | 1945-11-13 | 1949-10-11 | Mcdonald Mfg Co A Y | Ejector pump |
US2630069A (en) * | 1946-05-20 | 1953-03-03 | Thaddeus S Harris | Automatic control unit for deep well jet pumps |
SU108211A1 (ru) * | 1956-11-29 | 1956-11-30 | В.В. Иванов | Самовсасывающий центробежный насос |
IT1225596B (it) | 1988-09-26 | 1990-11-22 | Calpeda A Spa | Pompa autoadescante ad eiettore. |
IT1234116B (it) | 1989-06-07 | 1992-04-29 | Novax S R L | Pompa centrifuga autoadescante. |
IT1257704B (it) * | 1991-12-05 | 1996-02-01 | Nocchi Pompe Spa | Pompa per acqua plurifunzionale: centrifuga, per aspirazione profonda,autoadescante, centrifuga con regolazione di pressione, autoadescante con regolazione di pressione, con dispositivo di avviamento e/0 arresto automatico |
CN101644272A (zh) * | 2009-07-20 | 2010-02-10 | 江苏大学 | 一种快速自吸的射流式离心泵 |
CN102734177A (zh) * | 2012-06-08 | 2012-10-17 | 李冬庆 | 一种直联式自吸泵 |
-
2018
- 2018-07-10 RU RU2018125187A patent/RU2683062C1/ru active
-
2019
- 2019-05-13 WO PCT/RU2019/000331 patent/WO2020013729A1/en unknown
- 2019-05-13 EA EA202000217A patent/EA038211B1/ru unknown
- 2019-05-13 EP EP19834912.8A patent/EP3821131A4/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2457388A (en) * | 1945-06-27 | 1948-12-28 | Flint & Walling Mfg Co Inc | Injector-impeller pump |
DE2504292A1 (de) * | 1975-02-01 | 1976-08-05 | Ewald Bous | Automatischer pumpendruck-bypass- regler |
EP0645541A1 (de) * | 1993-09-25 | 1995-03-29 | ASV Stübbe GmbH & Co. KG | Selbstansaugende Kreiselpumpe |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020013729A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2020013729A1 (en) | 2020-01-16 |
EA202000217A1 (ru) | 2020-10-20 |
EP3821131A1 (de) | 2021-05-19 |
RU2683062C1 (ru) | 2019-03-26 |
EA038211B1 (ru) | 2021-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20201125 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: YAZYKOV, ANDREY YURIEVICH |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20220302 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 15/00 20060101ALI20220224BHEP Ipc: F04D 9/06 20060101AFI20220224BHEP |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: YAZYKOV, ANDREY YURIEVICH |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: YAZYKOV, ANDREY YURIEVICH |
|
INTG | Intention to grant announced |
Effective date: 20221017 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20230228 |