EP1471260A3 - Circulation pump with valve arrangement - Google Patents

Circulation pump with valve arrangement Download PDF

Info

Publication number
EP1471260A3
EP1471260A3 EP04003128A EP04003128A EP1471260A3 EP 1471260 A3 EP1471260 A3 EP 1471260A3 EP 04003128 A EP04003128 A EP 04003128A EP 04003128 A EP04003128 A EP 04003128A EP 1471260 A3 EP1471260 A3 EP 1471260A3
Authority
EP
European Patent Office
Prior art keywords
circulation pump
valve arrangement
valve means
circulating pump
relates
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
Application number
EP04003128A
Other languages
German (de)
French (fr)
Other versions
EP1471260A2 (en
EP1471260B1 (en
Inventor
Thomas Materne
Holger Sommer
Berd-Thorsten Stock
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.)
Wilo SE
Original Assignee
Wilo AG
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
Priority claimed from DE10331973A external-priority patent/DE10331973A1/en
Application filed by Wilo AG filed Critical Wilo AG
Publication of EP1471260A2 publication Critical patent/EP1471260A2/en
Publication of EP1471260A3 publication Critical patent/EP1471260A3/en
Application granted granted Critical
Publication of EP1471260B1 publication Critical patent/EP1471260B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F04D15/0022—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

Die Erfindung betrifft eine Umwälzpumpe, insbesondere für Heizungsanlagen, mit einer, insbesondere temperaturabhängig, betätigbaren Ventileinrichtung zum Verändern des Querschnittes einer Ansaugöffnung, insbesondere um diese zu verschließen, wobei die Ventileinrichtung (13) und eine Steuer-/Regeleinrichtung (14) zum Betätigen der Ventileinrichtung (13) innerhalb des Pumpengehäuses (2) vorgesehen sind. Die Erfindung betrifft weiterhin ein Verfahren zum Betrieb einer Umwälzpumpe.

Figure 00000001
The invention relates to a circulating pump, in particular for heating systems, with a, in particular temperature-dependent, operable valve means for changing the cross section of a suction port, in particular to close this, wherein the valve means (13) and a control / regulating device (14) for actuating the valve means (13) are provided within the pump housing (2). The invention further relates to a method for operating a circulating pump.
Figure 00000001
EP20040003128 2003-04-24 2004-02-12 Circulation pump with valve arrangement Expired - Fee Related EP1471260B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10318701 2003-04-24
DE10318701 2003-04-24
DE10331973A DE10331973A1 (en) 2003-04-24 2003-07-14 Circulation pump with valve device
DE10331973 2003-07-14

Publications (3)

Publication Number Publication Date
EP1471260A2 EP1471260A2 (en) 2004-10-27
EP1471260A3 true EP1471260A3 (en) 2005-09-14
EP1471260B1 EP1471260B1 (en) 2007-09-05

Family

ID=32963537

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20040003128 Expired - Fee Related EP1471260B1 (en) 2003-04-24 2004-02-12 Circulation pump with valve arrangement

Country Status (2)

Country Link
EP (1) EP1471260B1 (en)
DE (1) DE502004004841D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015224448A1 (en) * 2015-12-07 2017-06-08 Mahle International Gmbh Coolant pump for a motor cooling circuit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191324516A (en) * 1913-10-29 1914-07-30 John Taylor Improvements in and relating to Centrifugal Pumps.
DE1056877B (en) * 1956-08-07 1959-05-06 Dowty Fuel Syst Ltd Device for pressure and volume control in fuel feed lines, especially for burners of gas turbines used to drive aircraft
EP0148583A1 (en) * 1983-12-22 1985-07-17 LUCAS INDUSTRIES public limited company Fuel pumps
US4643635A (en) * 1984-07-02 1987-02-17 Chandler Evans Inc. Vapor core centrifugal pump having main and low flow impellers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191324516A (en) * 1913-10-29 1914-07-30 John Taylor Improvements in and relating to Centrifugal Pumps.
DE1056877B (en) * 1956-08-07 1959-05-06 Dowty Fuel Syst Ltd Device for pressure and volume control in fuel feed lines, especially for burners of gas turbines used to drive aircraft
EP0148583A1 (en) * 1983-12-22 1985-07-17 LUCAS INDUSTRIES public limited company Fuel pumps
US4643635A (en) * 1984-07-02 1987-02-17 Chandler Evans Inc. Vapor core centrifugal pump having main and low flow impellers

Also Published As

Publication number Publication date
EP1471260A2 (en) 2004-10-27
DE502004004841D1 (en) 2007-10-18
EP1471260B1 (en) 2007-09-05

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