EP3765748C0 - Groupe pompe centrifuge et procédé pour déplacer une valve dans un tel groupe pompe centrifuge - Google Patents

Groupe pompe centrifuge et procédé pour déplacer une valve dans un tel groupe pompe centrifuge

Info

Publication number: EP3765748C0
Authority: EP; European Patent Office
Prior art keywords: pump unit; centrifugal pump; moving; valve element; centrifugal
Prior art date: 2018-03-13
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.): Active

Application number

EP19710409.4A

Other languages

German (de)

English (en)

Other versions

EP3765748B1 (fr

EP3765748A1 (fr

Inventor

Thomas Blad

Christian Blad

Peter Mønster

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Grundfos Holdings AS

Original Assignee

Grundfos Holdings AS

Priority date (The priority date 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 date listed.)

2018-03-13

Filing date

2019-03-12

Publication date

2024-07-03

2019-03-12 Application filed by Grundfos Holdings AS filed Critical Grundfos Holdings AS

2021-01-20 Publication of EP3765748A1 publication Critical patent/EP3765748A1/fr

2024-07-03 Application granted granted Critical

2024-07-03 Publication of EP3765748B1 publication Critical patent/EP3765748B1/fr

2024-07-03 Publication of EP3765748C0 publication Critical patent/EP3765748C0/fr

Status Active legal-status Critical Current

2039-03-12 Anticipated expiration legal-status Critical

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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- F04D15/0016—Control, e.g. regulation, of pumps, pumping installations or systems by using valves mixing-reversing- or deviation valves
- 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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor 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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- 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
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- F04D15/0022—Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
- 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
- F04D15/0038—Varying behaviour or the very pump by varying the effective cross-sectional area of flow through the rotor
- 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
- F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
- 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
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials 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
- F04D29/40—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
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/48—Fluid-guiding means, e.g. diffusers adjustable for unidirectional fluid flow in reversible pumps
- F04D29/486—Fluid-guiding means, e.g. diffusers adjustable for unidirectional fluid flow in reversible pumps especially adapted for liquid pumps
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/105—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system pumps combined with multiple way valves
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/501—Elasticity
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/02—Fluid distribution means
- F24D2220/0207—Pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Fluid Mechanics (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Control Of Non-Positive-Displacement Pumps (AREA)

EP19710409.4A 2018-03-13 2019-03-12 Groupe pompe centrifuge et procédé pour déplacer une valve dans un tel groupe pompe centrifuge Active EP3765748B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP18161525.3A EP3540234A1 (fr)	2018-03-13	2018-03-13	Groupe pompe centrifuge et procédé pour déplacer une valve dans un groupe pompe centrifuge
PCT/EP2019/056081 WO2019175135A1 (fr)	2018-03-13	2019-03-12	Unité de pompe centrifuge et procédé de déplacement d'un élément de soupape dans une telle unité de pompe centrifuge

Publications (3)

Publication Number	Publication Date
EP3765748A1 EP3765748A1 (fr)	2021-01-20
EP3765748B1 EP3765748B1 (fr)	2024-07-03
EP3765748C0 true EP3765748C0 (fr)	2024-07-03

Family

ID=61628235

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP18161525.3A Withdrawn EP3540234A1 (fr)	2018-03-13	2018-03-13	Groupe pompe centrifuge et procédé pour déplacer une valve dans un groupe pompe centrifuge
EP19710409.4A Active EP3765748B1 (fr)	2018-03-13	2019-03-12	Groupe pompe centrifuge et procédé pour déplacer une valve dans un tel groupe pompe centrifuge

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP18161525.3A Withdrawn EP3540234A1 (fr)	2018-03-13	2018-03-13	Groupe pompe centrifuge et procédé pour déplacer une valve dans un groupe pompe centrifuge

Country Status (4)

Country	Link
US (1)	US11680571B2 (fr)
EP (2)	EP3540234A1 (fr)
CN (1)	CN111919030B (fr)
WO (1)	WO2019175135A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3904689A1 (fr)	2020-04-28	2021-11-03	Grundfos Holding A/S	Ensemble pompe centrifuge
EP3904738A1 (fr)	2020-04-28	2021-11-03	Grundfos Holding A/S	Dispositif de soupape hydraulique et ensemble e pompe centrifuge comprenant un tel dispositif de soupape hydraulique
KR102525194B1 (ko) *	2021-02-09	2023-05-08	지엠비코리아 주식회사	워터펌프 및 밸브 통합장치
US12297843B2 (en) *	2022-06-08	2025-05-13	Cooper-Standard Automotive Inc.	Multiport fluid pump with integrated valve
USD1102484S1 (en) *	2023-09-27	2025-11-18	Fujian Snowman Compressor Co., Ltd	Centrifugal compressor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1955549A (en) *	1931-08-21	1934-04-17	John T Janette	Combined pump and valve
DE9013992U1 (de) *	1990-10-08	1991-10-24	Grundfos International A/S, Bjerringbro	Motorpumpenaggregat für Kreislaufsysteme mit zwei parallelen Kreisläufen
DE4418153A1 (de) *	1994-05-25	1995-11-30	Wilo Gmbh	Kreiselpumpe
US5924432A (en) *	1995-10-17	1999-07-20	Whirlpool Corporation	Dishwasher having a wash liquid recirculation system
DE10133130A1 (de) *	2001-07-07	2003-01-16	Miele & Cie	Umwälzpumpe mit/ohne Heizungseinrichtung
ES2224816B1 (es) *	2002-10-15	2008-06-01	Fagor, S. Coop.	Bomba hidraulica bidireccional.
WO2015070955A1 (fr) *	2013-11-16	2015-05-21	Brose Fahrzeugteile Gmbh & Co Kommanditgesellschaft, Würzburg	Pompe à réfrigérant électromotrice
EP3037669B1 (fr) *	2014-12-22	2019-07-24	Grundfos Holding A/S	Système hydraulique
EP3376036A1 (fr)	2017-03-14	2018-09-19	Grundfos Holding A/S	Groupe motopompe

2018
- 2018-03-13 EP EP18161525.3A patent/EP3540234A1/fr not_active Withdrawn
2019
- 2019-03-12 WO PCT/EP2019/056081 patent/WO2019175135A1/fr not_active Ceased
- 2019-03-12 CN CN201980019023.8A patent/CN111919030B/zh active Active
- 2019-03-12 US US16/980,023 patent/US11680571B2/en active Active
- 2019-03-12 EP EP19710409.4A patent/EP3765748B1/fr active Active

Also Published As

Publication number	Publication date
CN111919030A (zh)	2020-11-10
US11680571B2 (en)	2023-06-20
CN111919030B (zh)	2022-12-02
WO2019175135A1 (fr)	2019-09-19
US20210010477A1 (en)	2021-01-14
EP3765748B1 (fr)	2024-07-03
EP3765748A1 (fr)	2021-01-20
EP3540234A1 (fr)	2019-09-18

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