What is meant by direct rotor flux orientated (DRFO) vector control when flux measurements in the machine are not used? From the machine equations in the Information and Equation Sheet, derive dynamic...


What is meant by direct rotor flux orientated (DRFO) vector control when flux measurements in the machine are not used? From the machine equations in the Information and Equation Sheet, derive dynamic equations which can be used to derive the rotor flux angle for use in a DRFO scheme. i) What are the advantages and disadvantages of the DRFO scheme compared with the IRFO scheme? ii) For what type of drives does the DRFO scheme find application? [6 marks] Lo fra rd L, All machine parameters

Sep 20, 2022
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