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Technological capabilities of inverter power source for gas metal arc welding

S. A. Ermolin1
A. S. Tarasov2
  • 1 — National Mineral Resources University (Mining University)
  • 2 — National Mineral Resources University (Mining University)
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The article is about an inverter power source used in the industry (a current up to 500 A, a duty cycle up to 60%, an inverter frequency not below 20 kHz) for the gas metal arc welding. There technical and technological advantages over the thyristor rectifier are discussed.

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