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- Piezoelectric servo valve 压电伺服阀
- A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched. 摘要提出了一种新型压电晶片型喷嘴挡板式电液伺服阀，并对其控制方法进行了研究。
- When one coil of servo valve is broken, the system works in going order. 但系统在伺服阀线圈一路断开的情况下，余度伺服作动系统仍能正常工作。
- piezoelectric electro-hydraulic servo valve 压电电液伺服阀
- piezoelectric hydroelectric servo valve 压电型电液伺服阀
- Proportional valves than servo valves high efficiency. 比例阀效率比伺服阀高。
- Presently,there are three familiar air supply apparatuses: air compressor,turbine pump and unfrictional servo valve. 目前常见的供气装置是空气压缩机、涡轮泵和无摩擦伺服阀等。
- Electro-hydraulic servo valve is the key part of rolling load system in cold rolling mill. 电液伺服阀是铝板冷轧机上电液控制系统中的关键零部件。
- The principle,usage and maintenance of MOOG E760Y 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。
- This paper develops a direct-drive electrohydraulic servo valve of a completely new structure. 研制了一种全新结构的直接驱动电液伺服阀。
- The application of computer-aided test (CAT) provides a brilliant future for characteristic test of servo valve and the technique. 计算机辅助测试（CAT）技术的兴起和应用，为电液伺服阀性能测试开辟了良好的发展前景。
- A new design method for pressure control system, including the flow force of nozzle-flapper type pneumatic servo valve, is proposed. 摘要提出了考虑气动伺服阀流体力的精密压力控制系统设计的新方法。
- Magnetic fluid (MF) was added into the working air clearances of hydraulic servo-valve torque motor to improve the performance of the servo valve. 摘要为了改善液压伺服阀的性能，在伺服阀力矩马达的工作气隙中添加磁流体(MF)。
- A new thermal compensation mechanism was offered as well, considering the specific feature of the GMM actuator for the servo valve. 针对伺服阀用GMM转换器的具体特点，提出了一种新型的热变形补偿机构。
- It also testifies the intermediate variate in the system is servo valve loading pressure; compensator is a first derivative element. 可以证明本系统的这种观测量是伺服阀的负载压力,而所谓补偿器是一个一阶微分环节,因而容易实现。
- Under the condition of CAT (Computer aided test), the test data about electro-hydraulic servo valve frequency response characteristic is processed with the discrete way. 在计算机辅助测试(CAT)条件下,对电液伺服阀频率响应特性测试数据进行了离散化处理。
- Grasps the electrohydraulic servo valve the working condition and opens the mouth to control the expiration reasion,adopts correct measure effective preventing. 掌握电液伺服阀的工作情况及开口控制失效原因,采取正确措施有效的防止。
- The machining error of fixed damper orifices will make damp characteristics non-symmetry, it will also change the symmetry of water hydraulic servo valve worse. 固定阻尼孔的加工误差导致阻尼特性不对称，并导致水压伺服阀静态特性对称性变差。
- The experimental result is that static characteristics of water hydraulic servo valve is nice when the diameters of the two stage fixed damper orifices are similar. 试验结果表明：两级固定阻尼孔直径相差不大时，水压伺服阀静态特性较好；
- Servo valves consists of feedback - electric-hydraulic servo valve and position feedback servo valves. 伺服阀主要分为力反馈式电液伺服阀和位置反馈式伺服阀.
