An introduction to variable frequency drive motor management know-how and VFD energy circulation idea defined.
What you’ll be taught
The aim of variable frequency drive (VFD) motor management.
Record the 2 predominant sections of a VFD and checklist the subsections inside these sections.
Describe the assorted management capabilities of a contemporary VFD.
Record VFD enter and output (I/O) sign sorts, analog and digital.
Describe how a VFD multifunction enter and output works and the way these capabilities are assigned.
Describe the facility circulation from the AC line provide to the motor in a contemporary VFD.
Identify every digital energy part in a contemporary VFD.
Clarify how power is returned from the motor and the way the DC hyperlink part or bus offers with this power.
Perceive essential phrases akin to service frequency, switching frequency, pulse width modulation (PWM), volts per hertz or scalar management and dc injection.
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