A hydraulic piston applies the SOWC and a return spring releases it.
液压活塞使SOWC产生作用而返回弹簧使它释放。
Hydraulic piston pump supplies energy for the lift of downhole liquid by the hydraulic pressure.
泵是一种依靠液体压力传递能量的抽油系统。
The factory is Tappet car engine and hydraulic piston pin the specialized production enterprises.
本厂是汽车发动机液压挺杆和活塞销的专业化生产企业。
The results of analysis are useful to the design and manufacture of hydraulic piston pumps with low noise.
理论分析的结果对于设计和制造低噪声的柱塞式液压泵有一定的指导意义。
XIA Guibing. The Research of Seawater Hydraulic Piston Motor [d]. Qingdao: Ocean University of China, 2013.
夏贵兵。海水柱塞马达的研究[D]。青岛：中国海洋大学，2013。
However, someone thinks that the optimum oil recovery mode of Lunnan oilfield should be hydraulic piston pump.
但有人对此提出了不同意见，认为该地区的机械采油应首选水力活塞泵。
Capacity 15 ~ 100% stepless adjustment or two, three-regulation, set to take changes in the way a hydraulic piston.
容量15 ~ 100%无级调节或二、三段式调节，采取油压活塞增减载方式。
In chapter 2, a fixed high pressure single-phase water mist fire suppression system driven by water hydraulic piston pump is developed.
第二章，研制了由纯水液压柱塞泵驱动的固定式高压单相流细水雾灭火系统。
At the initial stage of development, the main oil production methods give priority to hydraulic piston pump and closed hot water circulation.
开发初期，主导开采方式主要以“水力活塞泵、闭式热水循环”等采油工艺为主。
This paper analyzed the structural theory and the mechanical model of hydraulic piston engine, and briefly introduced the optimization theory of ANSYS.
本文分析了液压约束活塞发动机的结构原理和力学模型，简要介绍了ANSYS的尺寸优化理论。
A water mist fire suppression system driven by water hydraulic piston pump is developed and the water hydraulic parts are successfully applied in fire-fighting field.
设计了由纯水液压柱塞泵驱动的固定式高压单相流细水雾灭火系统样机，将纯水液压元件成功应用到消防领域。
When the clutch pedal is pressed, a cable or hydraulic piston pushes on the release fork, which presses the throw-out bearing against the middle of the diaphragm spring.
当离合器踏板按下时，电缆或者液压活塞将推动离合器分离叉杆，离合器分离叉杆推着外伸的轴承贴在膜片弹簧的中间。
In this paper the working principle of electro - spark surfacing is introduced. Surfacing process is applied to restoring hydraulic piston - rod and gains good effectiveness.
主要介绍了电火花沉积堆焊工作原理，应用沉积堆焊工艺修复液压活寒杆，取得了良好效果。
The mechanism of the water hydraulic piston pump's noise is analyzed, and it present that the pressure fluctuation is the main factor of the noise in fluid distribution process.
分析了水压柱塞泵的噪声产生机理，指出压力波动是配流噪声的主要因素。
The basic mathematic model of the output of hydraulic piston concrete pump was described in terms of its working principle, the influence on real-time pumping efficiency was analyzed.
首先根据液压活塞式混凝土泵的工作原理，阐述了混凝土泵排量的基本数学模型，指出模型中的实时泵送效率是解决问题的关键。
The paper describes an overall experimental research on the techniques for measuring the flow ripples of hydraulic piston pumps, according to the practical method for measuring pump flow ripples.
提出了液压泵流量脉动测试的实用近似方法，对液压柱塞泵流量脉动的测试技术进行了系统的试验研究。
One company has presented an idea in which metal strips inserted in pavements and roads operate fly wheels by means of a piston action using hydraulic fluid.
一个公司提出这样想法：嵌在人行道和路面上的金属条用液压活塞的作用使飞轮转动。
The use of hydraulic cylinder in hydraulic elevator, the part usually has five parts: piston and piston rod, cylinder and cylinder head, buffer device, sealing device and exhaust device.
液压升降机中使用的液压油缸，其组成部分通常有五部分：活塞和活塞杆、缸筒和缸盖、缓冲装置、密封装置、排气装置。
A. Hydraulic pressure ADAPTS constant power variable axial piston pump for energy saving.
液压泵采用恒功率自动变量轴向柱塞泵，以节省能源。
To study the starting performance of hydraulic free piston engine (HFPE), the typical starting phases of HFPE were investigated through experiments.
为研究液压自由活塞发动机(HFPE)的起动性能，对HFPE样机的典型起动方式进行了实验研究。
Using parametric design way, water hydraulic axial piston pump's main internal parts include piston, slipper and valve plate were designed, which improves the design efficiency and quality.
运用参数化设计手段，对纯水液压轴向柱塞泵的主要部件包括柱塞、滑靴、配流盘等进行了设计。提高了设计效率和设计质量。
The whole equipment system consists of the guiding device, bearing device, signal device, piston cylinder device, beam body, hydraulic system and rotating lifting eye etc.
整个设备系统由导向装置、支承装置、信号装置、柱塞缸装置、梁体、液压系统装置和中间旋转吊耳装置等部件组成。
The content of paper includes two parts: the noise analysis of hydraulic axial piston pump and improved design of structure.
设计主要有两个部分的内容：液压轴向柱塞泵的噪声分析和结构的改进。
The arc spraying is a kind of important heat spraying technologies. It can be used to repair the damaged surface of hydraulic cylinder piston, and obtains the better effect.
电弧喷涂是热喷涂的主要技术之一，用于液压缸活塞柱体表面修复，可以得到较好的修复效果。
Hydraulic valve block balance weight piston sleeve has thin wall, high precision of geometry dimension and strict roughness, and its quality determines the lifetime of balance weight directly.
缸块平衡块的活塞套壁薄，几何尺寸精度要求高，粗糙度要求严格，其质量好坏直接决定平衡块的寿命。
Mathematic model of hydraulic breaker piston movement. A non-linear hydraulic breaker model was built, in which mucosity resistance and leakage was taken into account.
建立了包含粘性阻力和泄露等因素在内的液压破碎锤非线性模型。
The leakage of piston pairs has great influence on hydraulic pressure systems service behavior and operating efficiency.
活塞副的泄漏对液压系统的工作性能和工作效率有很大影响；
Through anchors identified by the work pressure, intensity degree, reasonable terms, choiced piston confined area and the size of hydraulic tank diameter.
通过对退锚器工作压力的确定、强度校核、合理计算，选择了活塞承压面积及各液压缸直径尺寸。
Through anchors identified by the work pressure, intensity degree, reasonable terms, choiced piston confined area and the size of hydraulic tank diameter.
通过对退锚器工作压力的确定、强度校核、合理计算，选择了活塞承压面积及各液压缸直径尺寸。
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