为满足进给机构控制系统实时性要求，设计了基于DSP的直线电动机控制器。

To satisfy the feed mechanism's real-time performance, the linear motor controller is designed based on Digital Signal Processor (DSP).

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控制器的设计是直接基于称为伪偏导数的向量，伪偏导数是通过新型参数估计算法，根据给出的永磁直流直线电机非线性系统模型的输入输出信息在线导出的。

The design of controller is based directly on pseudo- partial-derivatives (PPD) derived on-line from the input and output information of the system using a novel parameter estimation algorithm.

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本论文以超精密机床用永磁同步直线电机驱动进给伺服系统位置控制器为研究对象。

In this paper, the research object is the position controller of a permanent magnet linear motor direct drive feed servo system.

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