Laminated busbar with low stray inductance of high-frequency inverter

The invention belongs to the field of high-frequency inverter busbar structure, and particularly relates to a laminated busbar with low stray inductance of a high-frequency inverter. The laminated busbar comprises a main busbar and an absorbing capacitor module for suppressing busbar stray inductanc...

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Hauptverfasser: GU CHENGBO, DIAO LIJIAN, MEI WEIYAO, LIU BO, DIAO LIJUN, ZHANG YAN, LI WEIJIE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention belongs to the field of high-frequency inverter busbar structure, and particularly relates to a laminated busbar with low stray inductance of a high-frequency inverter. The laminated busbar comprises a main busbar and an absorbing capacitor module for suppressing busbar stray inductance, wherein the main busbar comprises a positive copper bar and a negative copper bar which are stacked; insulating materials are laid between and on both sides of the two copper bars; the two ends of the main busbar are folded toward the same side to form a U-shaped double-layer folded structure, including a first vertical portion, a horizontal portion, and a second vertical portion which are successively connected; the first vertical portion is a DC input end; the absorbing capacitor module includes a first group of absorbing capacitors for absorbing DC voltage oscillation and a second group of absorbing capacitors for boosting power density. The busbar uses the U-shaped double-layer foldedstructure, is compact in