The speed estimation is core question of the speed sensorless direct torque control system.
速度辨识是无速度传感器直接转矩控制的核心问题。
At present, the flux estimation based on voltage model is widely used in direct torque control system.
目前，在直接转矩控制中大多采用电压模型来估算定子磁链。
This paper presents an adaptive PD type fuzzy logic speed controller, which is applied to fuzzy direct torque control system.
本文设计了一种自适应模糊pd型速度调节器，应用于模糊直接转矩控制系统。
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