Global Patent Index - EP 4123174 A1

EP 4123174 A1 20230125 - DISPLACEMENT PUMP PRESSURE FEEDBACK CONTROL AND METHOD OF CONTROL

Title (en)

DISPLACEMENT PUMP PRESSURE FEEDBACK CONTROL AND METHOD OF CONTROL

Title (de)

DRUCKRÜCKKOPPLUNGSSTEUERUNG EINER VERDRÄNGUNGSPUMPE UND VERFAHREN ZUR STEUERUNG

Title (fr)

COMMANDE DE RÉTROACTION DE PRESSION DE POMPE VOLUMÉTRIQUE ET PROCÉDÉ DE COMMANDE

Publication

EP 4123174 A1 20230125 (EN)

Application

EP 22186434 A 20220722

Priority

US 202117384588 A 20210723

Abstract (en)

A method of controlling an actuation pump (104) including monitoring a supply pressure of a pump (104), monitoring an outlet pressure of the pump (104), commanding a motor (102) by a motor controller, which receives the monitored pressures, to drive the pump (104) at a speed based on a comparison of the supply pressure and the outlet pressure of the pump (104).

IPC 8 full level

F04B 17/03 (2006.01)

CPC (source: EP US)

F01D 17/06 (2013.01 - EP); F01D 17/16 (2013.01 - EP); F01D 21/003 (2013.01 - EP); F04B 17/03 (2013.01 - EP US); F04B 49/065 (2013.01 - EP); F01D 17/162 (2013.01 - EP); F04B 2205/07 (2013.01 - EP)

Citation (search report)

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4123174 A1 20230125; US 2023021491 A1 20230126

DOCDB simple family (application)

EP 22186434 A 20220722; US 202117384588 A 20210723