MODULAR CIRCUIT OF AC CONVERTER INTERMEDIATE CIRCUIT, ALTERNATING CURRENT CONVERTER CIRCUIT, ENERGY CONVERTER AND VEHICLE Russian patent published in 2021 - IPC H02M7/537 

FIELD: electrical equipment.

SUBSTANCE: invention relates to the field of electric engineering, in particular to conversion equipment for electric vehicles. Technical result is achieved due to modular circuit of intermediate circuit of alternating current converter, having at least two or more parallel in circuit of connected condenser modules of intermediate circuit, wherein each capacitor module of intermediate circuit has first connecting terminal, second connecting output, and at least one first capacitor of intermediate circuit, which is electrically connected to first connecting output and second connecting terminal, first connecting leads of the following, respectively one after another in the form of a circuit of condenser modules of the intermediate circuit are connected through a first low-resistance, highly inductive connection and connected in parallel first high-resistance, low-inductive connection, and the second connecting leads of the following, immediately in series, in the form of a circuit of capacitors of the intermediate circuit are connected through a second low-resistance, highly inductive connection and connected in parallel to the second high-resistance, low-inductance connection. Besides, AC converter circuit, energy converter and vehicle are proposed.

EFFECT: technical result of disclosed invention consists in reduction of losses in inductance of converter, formed in connecting elements of intermediate circuit.

15 cl, 10 dwg