What question did this study set out to answer?

To determine how motor parameter mismatches in the slip calculator of feedforward field orientation drives affect torque-flux decoupling and operational performance.

July 1, 1985IEEE Transactions on Industry Applications

The Influence of Motor Parameter Deviations in Feedforward Field Orientation Drive Systems

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Authors

KNKamarudin B. NordinUniversity of Wisconsin–Madison DNDonald W. NovotnyUniversity of Wisconsin System DZD.S. ZingerSaint Petersburg State University of Architecture and Civil Engineering

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Implication

Analytical modeling demonstrates amplified performance degradation from parameter detuning in large induction motors, highlighting steady-state flux control as the primary operational challenge.

Key Points

To determine how motor parameter mismatches in the slip calculator of feedforward field orientation drives affect torque-flux decoupling and operational performance.
Modeled detuned drive operation across induction machines with varying electrical parameter profiles.
Evaluated the severity of performance degradation on steady-state flux, stator current, and transient dynamic response.
Slip calculator time-constant errors eliminate the decoupling between flux and torque, impairing steady-state and transient responses qualitatively.
Larger, high-efficiency motors with large magnetizing inductance and low rotor resistance amplify detuning effects substantially more than small, low-efficiency motors.
Outer control loops successfully manage transient response degradations, establishing the regulation of steady-state operating flux and current as the critical operational issue.

Cite This Study

Nordin et al. (1985) studied this question.

synapsesocial.com/papers/6a0f200fa7a2fed64abdbbe0 https://doi.org/10.1109/tia.1985.349571

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Implication

Analytical modeling demonstrates amplified performance degradation from parameter detuning in large induction motors, highlighting steady-state flux control as the primary operational challenge.

The Influence of Motor Parameter Deviations in Feedforward Field Orientation Drive Systems

Discussion

Member takes

Implication

Key Points

Cite This Study

The Influence of Motor Parameter Deviations in Feedforward Field Orientation Drive Systems

Discussion

Member takes

Implication

Key Points

Cite This Study

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