EP3376050C0 - Kreiselpumpenaggregat - Google Patents

Kreiselpumpenaggregat

Info

Publication number
EP3376050C0
EP3376050C0 EP17160831.8A EP17160831A EP3376050C0 EP 3376050 C0 EP3376050 C0 EP 3376050C0 EP 17160831 A EP17160831 A EP 17160831A EP 3376050 C0 EP3376050 C0 EP 3376050C0
Authority
EP
European Patent Office
Prior art keywords
pump assembly
centrifugal pump
centrifugal
assembly
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.)
Active
Application number
EP17160831.8A
Other languages
English (en)
French (fr)
Other versions
EP3376050A1 (de
EP3376050B1 (de
Inventor
Thomas Blad
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.)
Filing date
Publication date
Application filed by Grundfos Holdings AS filed Critical Grundfos Holdings AS
Priority to EP17160831.8A priority Critical patent/EP3376050B1/de
Priority to US16/492,755 priority patent/US11555499B2/en
Priority to CN201880018440.6A priority patent/CN110431313B/zh
Priority to PCT/EP2018/056078 priority patent/WO2018166967A1/de
Publication of EP3376050A1 publication Critical patent/EP3376050A1/de
Application granted granted Critical
Publication of EP3376050B1 publication Critical patent/EP3376050B1/de
Publication of EP3376050C0 publication Critical patent/EP3376050C0/de
Active legal-status Critical Current
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
    • 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
    • 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
    • F04D15/0016—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
    • 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
    • F04D29/40—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
    • 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
    • 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
    • F24D2220/0235—Three-way-valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/14—Arrangements for connecting different sections, e.g. in water heaters 
    • F24H9/142—Connecting hydraulic components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP17160831.8A 2017-03-14 2017-03-14 Kreiselpumpenaggregat Active EP3376050B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP17160831.8A EP3376050B1 (de) 2017-03-14 2017-03-14 Kreiselpumpenaggregat
US16/492,755 US11555499B2 (en) 2017-03-14 2018-03-12 Centrifugal pump assembly
CN201880018440.6A CN110431313B (zh) 2017-03-14 2018-03-12 离心泵机组
PCT/EP2018/056078 WO2018166967A1 (de) 2017-03-14 2018-03-12 Kreiselpumpenaggregat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17160831.8A EP3376050B1 (de) 2017-03-14 2017-03-14 Kreiselpumpenaggregat

Publications (3)

Publication Number Publication Date
EP3376050A1 EP3376050A1 (de) 2018-09-19
EP3376050B1 EP3376050B1 (de) 2026-01-21
EP3376050C0 true EP3376050C0 (de) 2026-01-21

Family

ID=58347142

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17160831.8A Active EP3376050B1 (de) 2017-03-14 2017-03-14 Kreiselpumpenaggregat

Country Status (4)

Country Link
US (1) US11555499B2 (de)
EP (1) EP3376050B1 (de)
CN (1) CN110431313B (de)
WO (1) WO2018166967A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3438556A1 (de) * 2017-08-03 2019-02-06 Grundfos Holding A/S Mischeinrichtung, heizungssystem mit einer mischeinrichtung und verfahren
EP3540233A1 (de) * 2018-03-13 2019-09-18 Grundfos Holding A/S Kreiselpumpenaggregat mit drehbarem ventilelement
CN214741982U (zh) * 2020-12-09 2021-11-16 明达实业(厦门)有限公司 一种气泵调压调速控制电路
US20240227502A9 (en) * 2022-10-20 2024-07-11 Cooper-Standard Automotive Inc Pump with integrated valve and temperature sensor and a thermal management system including such a pump
DE102023105784B4 (de) * 2023-03-08 2024-10-31 Bühler Motor GmbH Pumpenventilanordnung
CN119042114A (zh) * 2024-08-01 2024-11-29 中国船舶集团有限公司第七一九研究所 一种加热泵体

Family Cites Families (10)

* 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
US5924432A (en) * 1995-10-17 1999-07-20 Whirlpool Corporation Dishwasher having a wash liquid recirculation system
KR100220407B1 (ko) 1996-10-28 1999-09-15 전주범 유로전환 하우징을 지닌 온수순환펌프
CN2418287Y (zh) 2000-02-01 2001-02-07 广东万家乐燃气具有限公司 自动换向泵
JP4287322B2 (ja) 2004-04-19 2009-07-01 朝日興業株式会社 ポンプ
EP2798224B2 (de) 2011-12-27 2019-10-09 Grundfos Holding A/S Pumpenaggregat
CN105745450B (zh) * 2013-11-16 2017-10-24 博泽沃尔兹堡汽车零部件有限公司 电动冷却剂泵
US9714665B2 (en) 2013-12-13 2017-07-25 Asia Connection LLC Pool pump with multiple outlets
FR3016935A1 (fr) * 2014-01-24 2015-07-31 Saint Gobain Performance Plast Pompe modulable
CN106321457A (zh) 2015-06-16 2017-01-11 博西华电器（江苏）有限公司 水泵及具有该水泵的衣物护理机

Also Published As

Publication number Publication date
US11555499B2 (en) 2023-01-17
US20200072223A1 (en) 2020-03-05
WO2018166967A1 (de) 2018-09-20
EP3376050A1 (de) 2018-09-19
EP3376050B1 (de) 2026-01-21
CN110431313B (zh) 2021-06-18
CN110431313A (zh) 2019-11-08

Similar Documents

Publication Publication Date Title
PL3491252T3 (pl) Pokrywa pompy odśrodkowej
EP3358197A4 (de) Zentrifugalpumpe
EP3438463A4 (de) Zentrifugalpumpe
GB2546298B (en) Rotor assembly
GB201602251D0 (en) Pump assembly
SG11201604338YA (en) Two-stage centrifugal pump
EP3376050C0 (de) Kreiselpumpenaggregat
EP3276177A4 (de) Zentrifugalpumpe
EP3276178A4 (de) Zentrifugalpumpe
PL3246568T3 (pl) Układ pompowy
PL3492752T3 (pl) Pompa wirowa
PT3091234T (pt) Bomba submersível
GB2568283B (en) Pumps
PL3519699T3 (pl) Układ pompowy
ZA202102706B (en) Pump assembly
PL3382207T3 (pl) Zespół pompy
ZA202006646B (en) Pump assembly
PL3292310T3 (pl) Zespół wirnika do pomp odśrodkowych
PL3303845T3 (pl) Samozasysający agregat pompowy
GB2577818B (en) Pumps
GB2548472B (en) Centrifugal pumps having anti-air-locking features
GB201504999D0 (en) Pump assembly
GB2576343B (en) Pump assembly
SI3418577T1 (sl) Sestav rotorja
GB201615048D0 (en) Vacuum pump assembly

Legal Events

Date Code Title Description
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: THE APPLICATION HAS BEEN PUBLISHED

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

AX Request for extension of the european patent

Extension state: BA ME

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: 20190315

RBV Designated contracting states (corrected)

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

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20191202

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

INTG Intention to grant announced

Effective date: 20250521

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

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

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20250909

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

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

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20260121

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502017017203

Country of ref document: DE

U01 Request for unitary effect filed

Effective date: 20260219

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT RO SE SI

Effective date: 20260225

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20260324

Year of fee payment: 10

U1O Appointed representative for the unitary patent procedure deleted after the registration of the unitary effect
U20 Renewal fee for the european patent with unitary effect paid

Year of fee payment: 10

Effective date: 20260326