Direct current welding circuit system

The invention discloses a direct current welding circuit system. The direct current welding circuit system comprises a power supply, an IGBT module, a transformer, a rectifier module, a filter module and an operation control circuit. The input end of the IGBT module is electrically connected with th...

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Bibliographische Detailangaben
Hauptverfasser:	CAO WENHUA, HOU BAOLING, MO GANQUAN, ZHAO PINGQIAO, YANG SHUWEI, LIN QIANGSHUN, WU LULI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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Beschreibung
Zusammenfassung:	The invention discloses a direct current welding circuit system. The direct current welding circuit system comprises a power supply, an IGBT module, a transformer, a rectifier module, a filter module and an operation control circuit. The input end of the IGBT module is electrically connected with the power supply, the input end of the transformer is electrically connected with the output end of the IGBT module, the input end of the rectifier module is electrically connected with the output end of the transformer, the input end of the filter module is electrically connected with the output end of the rectifier module, the output end of the filter module is connected with a welding machine, and the output end of the operation control circuit is electrically connected with the control end of the IGBT module so as to control operation of the IGBT module. The direct current welding circuit system is provided, power is supplied directly through the direct current power supply, and various defects caused by power su