Abstract: A circuit arrangement (11) for supplying an electric vehicle with power comprises a battery (10) with a first terminal (16) and a second terminal (17), and a reference potential terminal (12) directly connected to the second terminal (17) of the battery (10). The circuit arrangement (11) further comprises a first output (18) that is coupled to the first terminal (16) of the battery (10) via a first switch (20) and that is configured to be connected to an electric machine (33) of the electric vehicle, and a second output (19) that is coupled to the first terminal (16) of the battery (10) and that is configured to be connected to a power net (34) of the electric vehicle. Furthermore, a power system (32) for an electric vehicle comprises the circuit arrangement (11), an electric machine (33) and a power net (34). The first output (18) is coupled to the electric machine (33) and the second output (19) is coupled to the power net (34).

Abstract: The invention relates to a conductor assembly for transmitting electrical power in a mobile system, in particular in a land, air or water vehicle, comprising an inner conductor (1) and an outer conductor (3) coaxially arranged thereto, which are electrically insulated from each other by means of an insulation layer (2).

Abstract: A winding system for a stator of an electric machine is specified. The winding system comprises at least two first conductor segments and at least two second conductor segments, at least two half-bridges, at least one first short-circuit means and at least one second short-circuit means. Each half-bridge is connected to least one first conductor segment and one second conductor segment, each first conductor segment is connected to the first short-circuit means, and each second conductor segment is connected to the second short-circuit means. Further, an electric machine having a winding system is specified.

Abstract: An electric machine (10) comprises a stator (11), which comprises at least two slots (12) in which each at least one electrically conductive bar (13) is arranged, respectively. The stator (11) is adjacent to an air gap (14) and the at least two electrically conductive bars (13) form an electric winding (15) of the stator (11) and are arranged to be supplied with a corresponding electrical phase (n), respectively, by a power supply (16). Furthermore, the stator (11) is arranged in such a way that during operation of the electric machine (10) a stator magnetic field with at least two magnetic poles is formed in the air gap (14), where at least a first pole (22) has a circumferential extent along the air gap (14) which is different from the circumferential extent of at least a second pole (23).

Abstract: The invention relates to an electric machine (10) comprising a stator (11) which comprises a plurality of slots (14) and is adjacent to an air gap (17). The electric machine (10) further comprises a first material (15) having a first electrical conductivity, wherein the first material (15) in each case fills the slots (14) partially, and a second material (16) having a second electrical conductivity that is lower than the first electrical conductivity. The second material (16) exclusively fills an edge region (20) of the slots (14) and the edge region (20) is located in the slots (14) on the side facing the air gap (17). The first material (15) in the slots (14) is electrically conductively interconnected on a first side of the stator (11). The invention furthermore provides an electric machine (10) having a rotor (12).

Abstract: A battery (10) for an electric vehicle comprises a plurality of battery cells (11), where a first group (12) comprises a plurality of battery cells (11) connected to each other in parallel, a second group (13) comprises a plurality of battery cells (11) connected to each other in parallel, and the first group (12) and the second group (13) are connected with each other in series forming a first line (14) of battery cells (11). The battery (10) further comprises a first terminal (16) which is configured to be connected with an electric machine (30) and with a power net (31) of the electric vehicle, and a second terminal (17) which is configured to be connected with a reference potential (32). The battery (10) is configured to supply the electric machine (30) and the power net (31) of the electric vehicle with power, and the electric machine (30) and the power net (31) are supplied with the same voltage level by the battery (10).

Abstract: A circuit arrangement (10) for controlling a stator winding (11) of a stator (12) of an electric machine (13) is provided. The stator winding (11) has at least four electrical phases (?), which are designed to be supplied with a separate phase current (In), respectively. A modulation signal (M) is assigned to each electrical phase (?) and the modulation signals (M) are out of phase with respect to one another so that the stator winding (11) is designed to generate a rotary field. At least two carrier signals (T) are provided for generating the phase currents (In), and the electrical phases (?) are divided into at least two groups, each of which is assigned a carrier signal (T). The carrier signals (T) have a phase shift (?) relative to one another. Furthermore, an electric machine (13) comprising a circuit arrangement (10) is provided.