Page 143 - Electrical Equipment Handbook _ Troubleshooting and Maintenance

SPEED CONTROL OF INDUCTION MOTORS

7.10 CHAPTER SEVEN

FIGURE 7.10 The terminal voltage-current character-
istic of an induction generator for a load with a constant
lagging power factor.

FIGURE 7.11 (a) A “compounded” induction generator, one with
both “shunt” (parallel) and series capacitors. (b) The resulting voltage-
current characteristic of the generator for a load with a constant lagging
power factor.

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