PULSE ARC WELDING POWER SUPPLY

A pulse arc welding power supply includes a power control circuit, a short circuit occurrence timing detection circuit, a total correction amount calculation circuit and a parameter correction circuit. The total correction amount calculation circuit calculates the sum of correction amounts for a cor...

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Bibliographische Detailangaben
Hauptverfasser: TAKADA, Kento, ISA, Taisaku, ERA, Tetsuo
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A pulse arc welding power supply includes a power control circuit, a short circuit occurrence timing detection circuit, a total correction amount calculation circuit and a parameter correction circuit. The total correction amount calculation circuit calculates the sum of correction amounts for a correction cycle including a predetermined number of pulse periods. The parameter correction circuit adjusts, based on the sum of correction amounts, a pulse parameter relating to the waveform of a welding current.