CIRCUIT SYSTEM HAVING AT LEAST TWO INVERTER MODULES CONNECTED IN PARALLEL, METHOD FOR CONNECTING AT LEAST TWO INVERTER MODULES IN PARALLEL AND CIRCUIT SUBSTRATE FOR A GATE DRIVER CIRCUIT OF AN INVERTER MODULE
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Abstract
A circuit system having at least two inverter modules connected in parallel, each of which includes an inverter circuit having power semiconductor circuit breakers and a gate driver circuit for controlling the power semiconductor circuit breakers; the gate driver circuit of a first inverter module includes a signal transmission circuit via which a control signal is transmittable from a low-voltage side to a high-voltage side, and a first driver output terminal which is electrically connected to the first driver input terminals of the gate driver circuits of the inverter modules connected in parallel, and via which the high-voltage side control signal or a control signal deduced therefrom is transmittable to the gate driver circuits of the inverter modules connected in parallel. The power semiconductor circuit breakers of the inverter circuits of the inverter modules, connected in parallel to the first inverter module, are controlled based on the transmitted control signal.
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Citations
26 Claims
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1-13. -13. (canceled)
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14. A circuit system, comprising:
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at least two inverter modules connected in parallel, each of the at least two inverter modules including an inverter circuit having power semiconductor circuit breakers, and a gate driver circuit for controlling the power semiconductor circuit breakers; wherein the gate driver circuit of a first one of the inverter modules includes a signal transmission circuit through which a control signal is transmittable from a low-voltage side to a high-voltage side, and a first driver output terminal, which is electrically connected to the first driver input terminals of the gate driver circuits of the inverter modules connected in parallel, and via which one of the high-voltage side control signal, or a control signal deduced therefrom, is transmittable to the gate driver circuits of the inverter modules connected in parallel; and wherein the power semiconductor circuit breakers of the inverter circuits of the inverter modules, which are connected in parallel to the first inverter module, are controlled based on the transmitted signal. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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21. A method for connecting at least two inverter modules in parallel, each of the inverter modules including an inverter circuit having power semiconductor circuit breakers, and a gate driver circuit for controlling the power semiconductor circuit breakers, the method comprising:
connecting the inverter modules so that a control signal transmitted by a gate driver circuit of a first one of the inverter modules from a low-voltage side to a high-voltage side, at least one of the high-voltage side control signal or a control signal deduced therefrom is transmitted to the gate driver circuits of the inverter modules connected in parallel, and the power semiconductor circuit breakers of the inverter circuits of the inverter modules connected in parallel are controlled based on the transmitted control signal.
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22. A circuit substrate for a gate driver circuit of an inverter module, wherein the gate driver circuit is used for controlling power semiconductor circuit breakers of an inverter circuit of the inverter module, the circuit substrate being equippable in a first partial region with components for implementing a signal transmission of a control signal from a low-voltage side to a high-voltage side, and the circuit substrate comprising:
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at least one first driver output contact point via which one of the high-voltage side control signal or a control signal deduced therefrom is transmittable to gate driver circuits of inverter modules connected in parallel to the inverter module; and at least one first driver input contact point via which one of a high-voltage side control signal or a control signal deduced therefrom is receivable based on which power semiconductor circuit breaker of the inverter module connected in parallel are controlled. - View Dependent Claims (23, 24, 25, 26)
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Specification