Arc voltage distribution skewness as an indicator of electrode gap during vacuum arc remelting

Patent · 31 December 1997

OSTI ID:871329

Williamson, Rodney L ^[1]; Zanner, Frank J ^[2]; Grose, Stephen M ^[3]

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1. Albuquerque, NM
2. Sandia Park, NM
3. Glenwood, WV

The electrode gap of a VAR is monitored by determining the skewness of a distribution of gap voltage measurements. A decrease in skewness indicates an increase in gap and may be used to control the gap.

• Research Organization: AT & T CORP
• DOE Contract Number: AC04-76DP00789
• Assignee: Sandia Corporation (Albuquerque, NM)
• Patent Number(s): US 5708677
• OSTI ID: 871329
• Country of Publication: United States
• Language: English

Related Subjects

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control
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determining
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electrode gap
gap
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indicates
indicator
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monitored
remelting
skewness
vacuum
var
voltage
voltage measurement
voltage measurements