EP 4361445 A1 20240501 - METHOD FOR CONTROLLING AND/OR MONITORING AN OPERATION OF A PUMP SYSTEM
Title (en)
METHOD FOR CONTROLLING AND/OR MONITORING AN OPERATION OF A PUMP SYSTEM
Title (de)
VERFAHREN ZUR STEUERUNG UND/ODER ÜBERWACHUNG EINES BETRIEBS EINES PUMPENSYSTEMS
Title (fr)
PROCÉDÉ DE COMMANDE ET/OU DE SURVEILLANCE D'UN FONCTIONNEMENT D'UN SYSTÈME DE POMPE
Publication
Application
Priority
EP 22204352 A 20221028
Abstract (en)
A, preferably computer-implemented, method for controlling and/or monitoring an operation of a pump system (1), wherein the pump system (1) comprises a pump (2) and a motor (3) that is connected to drive the pump (2), the method comprising the steps of: determining a plurality of cavitation indicators (10), wherein each cavitation indicator (11, 12) indicates cavitation or a likelihood of cavitation of the pump (2) for different operating ranges (21, 22, 31, 32), wherein each operating range (21, 22, 31, 32) is given by a combination of values of a first and a second motor characteristic.
IPC 8 full level
F04D 1/00 (2006.01); F04B 49/02 (2006.01); F04C 14/28 (2006.01); F04D 13/06 (2006.01); F04D 15/00 (2006.01); F04D 29/66 (2006.01)
CPC (source: EP)
F04D 1/00 (2013.01); F04D 13/06 (2013.01); F04D 15/0077 (2013.01); F04D 15/0088 (2013.01); F04D 29/669 (2013.01)
Citation (applicant)
- EP 21200024 A 20210930
- EP 2196678 A1 20100616 - ABB OY [FI]
- US 2016010639 A1 20160114 - CHENG ANDREW A [US], et al
- EP 1198871 A1 20020424 - KSB AG [DE]
Citation (search report)
- [IA] US 11078766 B2 20210803 - KNOELLER MICHAEL C [US], et al
- [IA] US 10247182 B2 20190402 - ZHANG YANCHAI [US], et al
- [X] EP 2196678 A1 20100616 - ABB OY [FI]
- [X] EP 1286056 A1 20030226 - RELIANCE ELECTRIC TECH [US]
Designated contracting state (EPC)
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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22204352 A 20221028; EP 2023079801 W 20231025