NASA NTRS · 19900000184
Optical Arc-Length Sensor For TIG Welding
Abstract
Proposed subsystem of tungsten/inert-gas (TIG) welding system measures length of welding arc optically. Viewed by video camera, in one of three alternative optical configurations. Length of arc measured instead of inferred from voltage.
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Smith, Matthew A.. 1990-04-01. Optical Arc-Length Sensor For TIG Welding. https://ntrs.nasa.gov/citations/19900000184
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