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Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!
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Cost of MV VFD's ?
The major concern is if the existing motor is suitable to be fed off a VSD to begin with. There's the problems of insulation and increased temperature rise, high dv/dt values damaging insulation and causing PD, and bearing currents causing discharge machining. Retrofitting the existing motor...- Mjollnir
- Post #6
- Forum: Electric motors & generators engineering
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Flanged Thermowells
Is a weldolet/weldneck flange combination preferable to a sockolet/nipple/socketweld flange combination when providing a piping connection for a flanged thermowell? Does connection strength come into play? Assume that thermowell O.D. and insertion length are variable as required and that piping...- Mjollnir
- Thread
- Replies: 3
- Forum: Pipelines, Piping and Fluid Mechanics engineering
