ELECTRIC POWER UNIT AND ELECTRIC POWER UNIT FOR WELDING

PROBLEM TO BE SOLVED: To provide an electric power unit (power unit for welding) capable of obtaining stable output even in low-output adjustment.SOLUTION: First and second switch TR1 and TR2 connected in series as a switch of a chopper circuit 11 are brought under pulse-width modulation control (PW...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	GAMO ISAMU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION
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