servo principle

A mechanical hydraulic servo control valve which manufactures easily, cost cheaply and whose operating force is little in the valve core is designed in this paper. The structure and working principle of the valve are elaborated and the performance is analyzed.

本文设计的机液伺服控制阀制造简单、造价低廉、阀芯操纵力小。

The paper presents a design and realization process of the servo floater water level sensor that adopts the constant tension control principle, which can obtain large measuring range and high accuracy of the water level measuring.

介绍了一种利用恒张力控制原理设计的伺服式浮子水位计的设计思想和实施方案，该水位计可以实现大量程高精度的水位测量。

A measuring method which is named postposition throttle nozzle pressure style pneumatic measuring principle for servo valve's overlap measuring is introduced, and a servo valve's orifice machining quality measuring instrument is developed, which is controlled by computer.

介绍一种后置节流孔压力式气动测量原理用于伺服阀叠合量的气动测量，研制了一台伺服阀阀口加工质量测量仪，并实现了微机自动控制。

The principle , usage and maintenance of MOOG E 760 Y electro-hydraulic servo valve are introduced in the paper.

作者在介绍其工作原理的基础上, 就其使用与维护要素等方面作了论述.

The application principle of the motion controller in X, Y numerical servo platform was discussed.

阐述了该运动控制器在X、Y两轴数控伺服工作台中的应用原理。