This paper introduces hydraulic vibration-exciting system for marble moulding machine, and pats forward rational selection method of vibration. parameter for the system controlled by rotary valve.
本文介绍了应用于再造大理石成型机的液压激振系统，并提出了应用转间控制的系统其振动参数的合理选择方法。
Some faults such as amplifier offset, parameter changes, servo valve backlash and sensor fault are seeded in a virtual way by means of different switches in Simulink.
通过不同开关的动作来虚拟模拟常见的故障，诸如，放大器漂移、系统参数改变、伺服阀反冲以及传感器失灵等。
The timing of the rotary valve, which is a key operating parameter for cryocoolers, determines the relationship between the intake and exhaust process.
而平面旋转阀的时序又是低温制冷机的一个重要参数，它决定了制冷机系统进气、排气过程之间的相互关系。
The needle valve lift is the important parameter.
针阀升程是柴油机燃油系统的重要参数。
The system model comprises the dynamic heat exchanger model based on the lumped parameter method and moving phase boundary method, and the stable flow models of compressor and expansion valve.
系统模型中包含了用集总参数和相移动边界法建立的热交换器动态模型，以及压缩机和膨胀阀的稳态流动模型。
The test result shows that the internal parameter design of this valve satisfies the technical requirements.
试验结果表明，该阀的内部参数设计满足技术要求。
It is found that cracks of cladding layer is one of the main defects in the laser cladding of thick layer on the sealing surface of high parameter valve.
在高参数阀门零件密封面上进行厚覆层激光熔覆时，发现覆层裂纹是主要的质量缺陷。
And coefficient of local loss-of-head of the water valve is 2.08. This optimum method is suitable for optimization parameter design of other parts in waterway system.
室内样机试验测得的水阀局部水头损失系数为2.08。该方法适用于水路系统其他部件参数的优化设计。
In this paper, studying on computer aided sizing design system of piloted relief valve, expatiate on the capacity of operation, principle of movement and how to choose the parameter when sizing.
本论文通过对石油化工行业先导式泄压阀的计算机辅助设计选型系统的研制，阐述了先导式泄压阀的操作性能、动作原理及选型时的参数选择。
Model the spherical valve case with characteristic parameter which is the caliber of the valve, and according to some standards determine other structure sizes and create the data file.
以阀门的口径为特征参数，根据标准确定阀体的其他结构尺寸，并建立数据文件。
The paper investigates the relationship between the cracking and closing characteristics and the structural parameter of the direct sequence valve.
本文主要研究直动式顺序阀的启闭特性与阀的结构参数的关系。
This paper introduces the method to calculate the advance to close the solenoid valve and the adjusted method to adjust the parameter in the method to calculate the advance.
分析并应用了关风提前量计算和关风提前量计算方法中的参数的自校正方法。本文最后叙述了现场试验中遇到的问题和系统需要改进的地方。
This system improves the digital measurement of valve current signal in the test with its high-speed multi-channel parameter gathering technology.
该采集系统实现了多路液体火箭姿控发动机试车阀门电流信号的数字化测量。
Matching the parameter of buffering valve for ZLM50 wheel loader, the structure and parameter of buffering valve are inquired into.
在对ZLM50装载机换挡系统进行电操纵改造中，对平稳结合阀的结构选择和参数确定进行了详细的探讨。
And discusses the use of CUT-OFF valve on the hydrostatic bulldozer, points out adding the pressure into the controlling parameter of the diesel motor.
讨论了CUT鄄off阀在液压驱动的推土机上的使用问题，提出将压力引入发动机的控制。
The diagnosis parameter setting circuit is used to set up collection times N, failure warning valve value and rotary shaft gyro frequency of the machinery needing test.
诊断参数设定电路用于设置采集次数N、故障报警阀值和待测机械的旋转轴的旋转频率；
The experiment has proven that, after parameter optimization, the valve combined flow region has been expanded and the min. steering flow increased resulting in obvious energy-saving effect.
试验证明，参数优化后，阀的合流范围拓宽，最小转向流量提高，并有明显的节能效果。
This paper presents a new design way of multivariable valve controller; the controller is not related to the location of equilibrium point and network parameter.
提出了一种新的多变量反馈汽门控制器的设计方法，该控制器与平衡点的位置及网络的参数无关。
Hydraulic control valve and transducer connected to the host computer through a wireless network. The drilling parameter of test equipment could be monitored and controlled automatically by computer.
并且也将液压控制阀和变频器通过无线网络与电脑主机相连，达到了无线检测与控制钻进参数的目的。
Hydraulic control valve and transducer connected to the host computer through a wireless network. The drilling parameter of test equipment could be monitored and controlled automatically by computer.
并且也将液压控制阀和变频器通过无线网络与电脑主机相连，达到了无线检测与控制钻进参数的目的。
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