Drive circuit for air bearing motorsThe invention relates to a drive circuit for an electric motor with aerodynamic bearing of the motor shaft, wherein the drive circuit comprises at least one storage means for storing electrical energy…DRIVE·Mar 4·1 min readFollowB60L1/003LIEBHERR ELEKTRONIK GMBH [DE]
Device and method for monitoring and making symmetrical a multi-cell energy storage stackThe device (10) has a combinatorial circuit (30) connected to energy storage cells (C1-Cn) and a voltage measuring unit (40). Another combinatorial circuit (60) is connected to an energy storage eleme…DRIVE·Aug 1·1 min readFollowH02J7/56LIEBHERR ELEKTRONIK GMBH [DE]
Modules for active mains filter and active mains filterThe power filter module has an input unit that receives reference load currents and phase voltages of three-phase supply network (1) corresponding to a non-linear load (2). A transformation unit trans…DRIVE·Apr 4·1 min readFollowH02J3/01LIEBHERR ELEKTRONIK GMBH [DE]