Results 281 to 290 of about 26,094 (339)

Shaft voltages and rotating machinery

Industry Applications Society 38th Annual Petroleum and Chemical Industry Conference, 1993
In order to determine whether a machine is experiencing shaft voltage and current problems, recognition of the four types of damage is imperative. The four distinct types of shaft current damage, frosting, spark tracks, pitting, and welding are described. The four shaft voltage sources and their means of generation are discussed in detail.
openaire   +3 more sources

Study on effect of neutral voltages on shaft voltages causing bearing currents

IECON 2013 - 39th Annual Conference of the IEEE Industrial Electronics Society, 2013
This paper investigates that effect of neutral voltage on shaft voltages. The shaft voltages are expected to provide cause of bearing currents. The bearing currents damage bearing in motor. We expect neutral voltages to cause shaft voltages. Thus, we construct circuit of interior motor.
Takuya Katayama   +5 more
openaire   +3 more sources

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