This paper addresses the problem of polarity detection for interior permanent magnet synchronous machine drives employed in locked rotor applications.

Nov 3, 2018 · The main advantage of the suggested strategy is its full compatibility with the high frequency voltage injection technique for rotor position ...

Abstract—The self-sensing techniques for the estimation of rotor position at standstill suffer from the problem of magnet polarity uncertainty.

A novel method for polarity detection based on the properties of the cross-saturation inductance is proposed. The main advantage of the suggested strategy is ...

Jun 23, 2024 · This paper proposes a new sensorless control scheme of interior permanent magnet synchronous motors (IPMSM) using high-frequency (HF) orthogonal ...

For an interior permanent magnet (IPM) motor, the D axis is typically aligned to the rotor magnet north pole and the motor stator voltage equations can be ...

This paper proposes a novel rotor polarity detection method based on torque-pulse injection. Two current pulses are imposed on the positive and negative ...

For the position sensorless control adopting high frequency voltage injection methods, the position is esti- mated near the positive d-axis, which is previously ...

Many papers introduce the injection of short voltage pulses to determine the polarity after identifying the + d / − d axis [12,25]. Experimental results show ...

The IEEE Std 115-1983 covers ac standstill tests for the determination of the d- and q- axes inductances of wound rotor synchronous machines [2]. Similar ...