At first, the modularization scheme of test system of electro-hydraulic conversion elements was introduced.
本文首先介绍了电液转换元件试验系统模块化的方案。
Hydraulic turbine, which is one of the important water-to-electricity conversion equipments in a hydropower station, is a fluid machinery to converse the fluid energy.
水轮机是一种实现流体功和能转换的流体机械，是水电站水能转换为电能的主要设备之一。
For the complexity of efficiency conversion of prototype and model hydraulic turbines many calculation formula are put forward but there is not universal formula.
由于原型与模型水轮机效率换算的复杂性，尽管已提出许多计算式，但至今仍未有一个被一致确认的统一公式。
It was a sort of do with mechanical energy translate hydraulic energy 'energy conversion device.
它是一种把机械能转变为液压能的能量转换装置。
Close hydraulic connection and high frequent conversion relationship exist between river and groundwater.
河流和地下水之间存在着密切的水力联系和频繁的转化关系。
Closely hydraulic connection and frequent conversion relationship exist between river and groundwater.
河流和地下水之间存在着密切的水力联系和频繁的转化关系。
Float through the acquisition wave energy device, and application of hydraulic energy conversion device, so that the final energy into electrical energy.
通过浮子装置采集波能，再应用液压装置转化能量，最终使能量转化为电能。
Water hydraulic transmission is one of the most commonly used conversion method for ocean energy.
水液压传动是一种最常用的海洋能能量转换方式。
Changing the speed of electric motor by using ac frequency conversion is to regulate output flow of hydraulic pump to control the velocity of the motion of hydraulic actuator.
通过交流变频调速改变电机的转速来调节液压泵的输出流量。控制液压执行元件的运动速度。
Using the related analysis method, this article deals with the point-surface conversion of the side fluctuating pressure which ACTS on plane, cylinder and sphere in hydraulic buildings in detail.
利用相关分析方法，详细讨论了作用于水工建筑物的平面、柱面和球面上的边壁脉动压力的点面转换关系，推导出面脉动荷载的解析表达式。
The platform with digital cylinder avoids lots of hydraulic servo parameter adjusting devices and A/D, D/A data conversion devices. Therefore it can be regarded as an open loop control for developers.
该平台采用新型数字液压缸，其控制不需外部A/D、D/A转换，同时减少了大量的液压伺服参数调节装置，对控制者来说完全是一种开环控制。
Total hydraulic pressure, rear wheel drive, frequency and radiation conversion, articulated direction change, two stepless speed changes, advanced technology;
工况施工。全液压、后驱动、变频变辐；铰接转向、二档无级变速，技术先进；
The utility model provides an improved hydraulic multichannel conversion valve and belongs to the technical field of machinery.
本实用新型提供了一种改良的液压多路换向阀，属于机械技 术领域。
The utility model provides an improved hydraulic multichannel conversion valve and belongs to the technical field of machinery.
本实用新型提供了一种改良的液压多路换向阀，属于机械技 术领域。
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