Inventor
GOEPFRICH KURT
DE6 patents
Patents
6 patentsUS7622825B2Nov 24, 2009
Wide-voltage-range converter
SIEMENS AG28 citations88
US6075425AJun 13, 2000
Damping filter arrangement for converters having a regulated voltage source and sinusoidal phase currents
SIEMENS AG48 citations88
US6590302B2Jul 8, 2003
Method for reducing natural system oscillations to ground potential in an electrical drive having a voltage intermediate circuit
SIEMENS AG7 citations71
US6084791AJul 4, 2000
Control system for supply recovery of energy from a three-phase network into a converter with a variable voltage link
SIEMENS AG13 citations71
US5905643AMay 18, 1999
Method and circuit arrangement for shaping a.c. voltage
SIEMENS AG11 citations65
US7415072B2Aug 19, 2008
Drive control for an electric drive with a secure electrical separation of power element and control element
SIEMENS AG1 citations45