US 12,273,064 B2
Electrical drive system for a work machine having two electric motors that can be regulated independently of one another
Nejat Mahdavi, Lindau (DE); and Alfred Engler, Wangen (DE)
Assigned to LIEBHERR-ELEKTRONIK GMBH, Lindau (DE)
Filed by Liebherr-Elektronik GmbH, Lindau (DE)
Filed on Nov. 17, 2022, as Appl. No. 18/056,662.
Claims priority of application No. 10 2021 130 987.5 (DE), filed on Nov. 25, 2021.
Prior Publication US 2023/0163703 A1, May 25, 2023
Int. Cl. H02P 6/28 (2016.01); H02P 5/68 (2006.01)
CPC H02P 5/68 (2013.01) 16 Claims
OG exemplary drawing
 
1. An electrical drive system for an electrical work machine, having at least two electrical drive motors that can each be regulated independently of one another via an associated inverter, wherein the electrical drive system has a DC voltage power supply for the energy supply of the at least two drive motors,
wherein
at least one voltage divider is arranged in parallel with the DC voltage power supply whose partial voltages can be provided at DC voltage inputs of the at least two inverters.