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6.4.1
Draw a circuit for a 220
Vac 3 phase source that demonstrates:
a.)
Thyrister rectification.
b.)
Transistor rectification.
c.)
Diode rectification.
d.)
Calculate the maximum
level of rectified DC voltage. |
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6.4.2
Sketch a simple block
drawing of a DC spindle drive showing:
a.) Main
Circuit for the Armature.
b.) Main
Circuit for the Field.
c.) Control
Circuit showing the command and feedback
speed.
d.) Control
Circuit showing the firing circuit. |
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6.5
Sketch a simple block
diagram of the following circuits used in
an AC spindle drive.
a.)
A passive converter
section.
b.)
An active converter
section.
c.)
Inverter.
d.)
Control and base firing
signals. |
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