Chopper Resistance in the Rotor Circuit

Chopper Resistance in the Rotor Circuit: Speed control by means of slip variation can be achieved by employing a variable resistance Chopper Resistance in the Rotor Circuit. From the equations…

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Chopper Controlled Resistance

Chopper Controlled Resistance: By interrupting the flow of current through a resistance R in a periodic fashion using a switch, the value of resistance can be effectively varied. The interrup¬≠tion…

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Current Commutated Chopper Circuit

Current Commutated Chopper Circuit: Figure 11.34 shows a Current Commutated Chopper Circuit. The main thyristor Th1 of the chopper is commutated by a current pulse generated in the commutation circuitry.…

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DC Chopper

DC Chopper: DC Chopper are mainly dc to dc single stage conversion devices which provide a variable voltage on the load side when fed from a constant dc voltage source.…

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Transistor Chopper Circuit

Transistor Chopper Circuit: Transistor Chopper Circuit - A single transistor used as a dynamic switch to convert low level dc signal to an ac waveform is shown in Fig. 14.34.…

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