valve core

Analyzing the energy loss due to oil distributing valve, the equation to calculate the moving distance of distributing valve is derived so as to determine the moving distance of valve core.

分析了配油阀的能量损失情况，并以配油阀的能量损失最小为目标，推导出计算配油阀运动行程的方程，给出了阀芯运动行程的确定方法。

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Metal cock ring soft seat surface pressure to the bearing surfaces, such as the valve core and valve seat is concentric ring surface can be a double tight closure.

金属旋塞表面压向阀座环软支座表面，如阀芯和阀座环表面是同心的，就能得到双重严密的关闭。

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This impulsion tool uses a high speed on-off valve to control to-and-fro motion of the distributing oil valve core, which impels the cylinder rod to-and-fro motion to form impulsion.

此冲击器采用高速开关阀控制配油阀的阀芯往复运动，从而促使活塞杆往复运动形成冲击的工作方案。

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By means of static simulation and DSH dynamic simulation, practic perfor-mance-price ratio as key point is investigated, thereby an economically practical design scheme of valve core is developed and double gain of control curve is also discussed, which recently becomes attractive subject.

通过静态仿真、DSH动态仿真等手段，以实用性能价格比为基点，进行研究，从而确定经济可行的阀芯设计方案，并对近年来引起人们兴趣的控制曲线双增益问题进行了探讨。

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A mechanical hydraulic servo control valve which manufactures easily, cost cheaply and whose operating force is little in the valve core is designed in this paper. The structure and working principle of the valve are elaborated and the performance is analyzed.

本文设计的机液伺服控制阀制造简单、造价低廉、阀芯操纵力小。

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According to Bernoulli equation and the principle of balance of force, the weight of spherical valve core for pulp check valve and the raising height of the valve core was designed and calculated, the structure characteristic of the check valve was analyzed.

依据伯努利方程和力的平衡原理，设计计算了矿浆止回阀球形阀瓣的质量和抬起高度等参数，分析了该止回阀的结构特点。

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The oil cavity is divided into two sections filled with oil by a plug and a valve core.

油腔由活塞与阀芯将油腔分成两部分内充油液。

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The valve core components for homogenizer were directly near-net shape prepared by PIM.

还用该技术直接近净成形制备了均质机用阀芯零件，以评价其制备和应用的技术经济特性。

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An experimental study on resistance of angle servo valve core

角度伺服阀芯阻力矩的测试与研究

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Moreover, the author research interactive breakage of fretting wear and erosion wear between valve core and pole. A means for avoiding wear superposition is suggested by changing the center pole structure to sidepiece pole structure.

研究阀芯和顶杆间的微动磨损与冲蚀的交互破坏，指出了采用侧顶杆结构可以避免磨损叠加。

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Research on New Grinding Technology and the Device Design of Large Caliber Spherical Surface Valve Core

大口径球面阀芯研磨新工艺与新机构设计研究

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Application of ANSYS in the Design of the Molded Lines of the Value Core of an Adjustable Valve

ANSYS软件在调节阀阀芯型线设计中的应用

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On the structure of the controller, embedded DSP acts as core processing unit to deal with data sampling, calculating, processing and outputting controlling current to control the action of braking pressure-servo-valve.

在控制器的结构实现上，采用了嵌入式DSP作为核心处理单元，实现数据的采集、计算和处理，并输出控制电流来控制刹车压力伺服阀动作。

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Following the gradual enlargement of steam generation pressure, the flow velocity of exhausting steam is accelerated; then, the valve core is pushed upwards to block an air exhaust passage.

随着产生蒸汽的压力逐渐增大，排出蒸汽的流速加快，将阀芯上推堵住排气通道。

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The adjusting bolt, the valve core sleeve, the valve core, the spring, the steel ball, the copper block, the spring and the adjusting block are respectively arranged in two cylindrical valve bodies;

所述调整螺栓、阀芯套、阀芯、弹簧、钢球、铜块、弹簧和调节块，分别装配在所述两个圆柱形阀体内；

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Response frequency is increased by giant magnetostrictive material as valve core component and elaborate designed drive circuit.

采用超磁致伸缩材料作为阀芯的高频响应元件，及精心设计的阀驱动电路，以提高电磁阀的响应频率；

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By adopting the expansion and contraction property of the thermo-sensitive wax, the temperature control valve controls opening and closing of the valve core.

它采用热敏蜡的热胀冷缩性能来控制阀芯的开启与关闭。

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Introduced the single-seat regulating valve valve core numerical control processing analysis and the numerical control programming.

介绍了单座调节阀阀瓣的数控加工工艺,阐述了阀瓣装夹定位方法,给出了阀瓣数控加工程序.

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The development of the ceramic coat plug valve core which substrate uses 45 steel is introduced.

介绍了基体采用45钢，表面喷涂工程陶瓷的旋塞阀芯的研制情况。

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The valve core of the regulating valve adopts helical throttle orifice with smooth and stable regulation;

调节阀的阀心采用螺旋线型节流孔，具有易调节和调节稳定的特点；

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