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- rotary valve type direct drive servo valve control 转阀式直接驱动伺服阀控制
- The linear motor within the direct drive electric-hydraulic servo valves is directly to drive a spool in order to increase the ability against pollution and the reliability of operation. 直动式电液伺服阀利用直线力马达直接驱动滑阀工作,提高了抗污染能力和工作可靠性,其性能指标达到喷嘴挡板式电液伺服阀的水平,拓宽了电液伺服阀的应用领域。
- Xia Liqun , Zhang Xinguo.Development of DDV (direct drive valve) servo actuator[J ].Journal of Northwestern Polytechnical University,2006,24 (3) :308-312. (in Chinese) . [2] 夏立群;张新国.;直接驱动阀式作动器研究[J]
- direct drive press servo-valve 电液压力伺服阀
- Conventional Motor or Direct Drive Rotary? 选择传统电机还是直接驱动旋转电机?
- Direct drive via a coupling (fig 2). 是通过联轴节的直接驱动(图2)。
- 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。
- Robust cast iron valve body with a fabricated rotor, polyurethane adjustable replaceable blades and a direct drive. 铸铁阀体配合支架式转子,聚酯易拆除叶片和直驱方式。
- Twin cylinder direct drive, synchronization by steel cable. 双油缸直接驱动，钢丝绳平衡系统；
- Proportional valves than servo valves high efficiency. 比例阀效率比伺服阀高。
- pump direct driven press 泵直接传动液压机
- 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。
- Ring permanent magnet torque motor servo system,used in direct drive NC rotary table,suffers from the effect of load torque change,which greatly reduces the servo dynamic stiffness. 直接驱动数控转台采用环形永磁力矩电机的伺服系统易受负载转矩变化的影响,显著降低系统的伺服动态刚度。
- 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)。
- Operating Instructions: Direct Drive to replace the type of clothes can be switched. 操作指南:直接拖动要更换的衣服类型就可以换装了。
