EP 3563471 A1 20191106 - ELECTRIC MACHINE WITH INDEPENDENT ROTOR COOLING DEVICE, GENERATOR ARRANGEMENT AND WIND TURBINE
Title (en)
ELECTRIC MACHINE WITH INDEPENDENT ROTOR COOLING DEVICE, GENERATOR ARRANGEMENT AND WIND TURBINE
Title (de)
ELEKTRISCHE MASCHINE MIT UNABHÄNGIGER ROTORKÜHLVORRICHTUNG, GENERATORANORDNUNG SOWIE WINDKRAFTANLAGE
Title (fr)
MACHINE ÉLECTRIQUE DOTÉE D'UN DISPOSITIF DE REFROIDISSEMENT DE ROTOR INDÉPENDANT, ENSEMBLE GÉNÉRATEUR ET ÉOLIENNE
Publication
Application
Priority
- EP 17154962 A 20170207
- EP 2018050415 W 20180109
Abstract (en)
[origin: WO2018145841A1] The invention relates to an electric machine (2) comprising a stator (2) and a rotor that can rotate relative to the stator (2), the rotor (3) having a plurality of permanent magnets (5), also comprising a rotor cooling device (8) for cooling the rotor (3), wherein the rotor cooling device (8) comprises at least one cooling device (23) for providing a cooling air flow, said rotor cooling device (8) comprises a control device (22) which is designed to control at least one cooling device (23) for adjusting a coolant power provided by the cooling air flow.
IPC 8 full level
H02K 9/18 (2006.01); H02K 7/18 (2006.01); H02K 9/12 (2006.01); H02K 11/04 (2016.01); H02K 11/25 (2016.01)
CPC (source: EP US)
F03D 80/60 (2016.05 - US); H02K 9/12 (2013.01 - EP); H02K 9/16 (2013.01 - US); H02K 9/18 (2013.01 - EP); H02K 11/25 (2016.01 - EP); H02P 6/06 (2013.01 - US); H02K 7/1838 (2013.01 - EP); H02K 11/04 (2013.01 - EP)
Citation (search report)
See references of WO 2018145841A1
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
DOCDB simple family (publication)
EP 3358725 A1 20180808; CN 110268607 A 20190920; EP 3563471 A1 20191106; US 11371488 B2 20220628; US 2019390657 A1 20191226; WO 2018145841 A1 20180816
DOCDB simple family (application)
EP 17154962 A 20170207; CN 201880010456 A 20180109; EP 18703204 A 20180109; EP 2018050415 W 20180109; US 201816484022 A 20180109