A composite busbar suitable for igbt parallel connection
A composite busbar and parallel connection technology, applied in the direction of output power conversion devices, conductors, insulated cables, etc., can solve the problems of unbalanced current of parallel IGBT modules, damage to IGBT modules, uneven distribution of lead inductance, etc., to eliminate mutual inductance, High installation efficiency and uniform distribution of lead inductance
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[0033] Such as Figure 1-4 As shown, the inventive composite busbar of this example is composed of multiple superimposed conductor layers, insulating layers, and insulating plates. The composite busbar includes an insulating layer 1 and an AC output plate conductor layer 2 arranged sequentially from top to bottom. , insulating layer two 3, insulating plate one 4, insulating layer three 5, positive plate conductor layer 6, insulating layer four 7, insulating plate two 8, insulating layer five 9, negative plate conductor layer 10 and insulating layer six 11. The composite busbar is according to insulating layer one 1, AC output plate conductor layer 2, insulating layer two 3, insulating plate one 4, insulating layer three 5, positive plate conductor layer 6, insulating layer four 7, insulating plate two 8, Insulating layer five 9, negative plate conductor layer 10 and insulating layer six 11 are sequentially stacked on the mold layer by layer; the composite busbars after stackin...
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