sealing pressure

The floating spiral structure is designed to automatically adapt the sealing pressure, to compensate automatically spiral wear and adapt shaft play.

浮动螺旋结构可自动适应密封压力，自动补偿螺旋磨损，自动适应泵轴串动；

Pressure control System and Sealing Ways for Expansion forming of Tee Tube

三通胀形压力控制及密封方法

In order to facilitate the installation, maintenance and transportation, pressure vessels are equipped with a certain number of static sealing detachable connection structures, the bolt-flange-gasket static sealing connection structure are used most widely.

为了便于设备的安装、检修及运输，压力容器须设有一定数量可拆卸的静密封联接结构，目前螺栓法兰密封垫片静密封联接结构应用最为广泛。

The double-cone sealing is one of the semi-self-sealing construction which is widely used in high-pressure vessel.

双锥密封是高压容器广泛采用的一种 半 自紧结构形式,其螺栓联接设计合理与否,直接影响到密封结构的性能、使用寿命与效益.

Sealing type upstream pumping principle are hydrodynamic pressure and hydrostatic pressure equilibrium.

上游式泵送密封的原理是动水压力和静水压力相平衡.

The results show that face opening force, film stiffness and leakage rate are strongly affected by the slip flow under the operating conditions of low sealing pressure and low speed, especially when the pressure is between 0.152 MPa and 0.303 MPa.

结果表明，在低速和低压条件下，密封的端面开启力、气膜刚度和泄漏量均受到滑移流的显著影响，其中当密封压力为0.152~0.303MPa时影响最显著。

This article simply relates the pressure control systems for expanding force and sealing ways of tube-ends in the course of hydraulic expansion forming of tee tube emphatically points out how to realize the ladder overflow.

简述了三通液压胀形过程中管端密封方法和胀形压力的控制，着重阐述了阶梯溢流的实现途径。

The relations of the lubricating oil amount in working chamber between sealing pressure, relative speed of motion, lubricating oil viscidity and gas pressure ratio were obtained by experiment.

并通过实验得出了工作腔内润滑油量与密封比压、相对运动速度、润滑油粘度和气体压缩比等参数间的变化关系。

Puts forward the solutions for the welding equipment, greatly reduces the adverse impact to welding sealing performance brought by the mechanical equipment defects by improving hydraulic pressure, adjusting the concentricity of welding jig, improving the structure of center diaphragm tensioning device and oil filled machine.

提出了焊接设备改良方案，通过提升液压站压力、调整焊接夹具同心度、改进中心膜片张紧设备和充油机结构，大大降低了机械设备缺陷对焊接密封性能造成的不利影响。

In this article, through pressure containers in production of ammonia-the applying samples of condensing tower, approaches have been made on the site handling technique of leakage from taper sealing surface of high pressure containers in chemical production.

通过合成氨生产中压力容器&冷凝塔的应用实例，探讨了化工生产高压容器锥形密封面泄漏问题及现场处理技术。

If a means of sealing the shell tapping is provided, it shall be suitable for the full pressure/ temperature rating of the valve.

如果提供了用于密封筒形丝锥的工具，这个工序必须适用于阀门所有压力/度等级。

Based on Biot's theory of consolidation, the pressure tunnel with partial sealing in saturated soil is investigated by developing the partial sealing boundary conditions.

基于Biot固结理论，研究分析了饱和土体中半封闭压力隧洞问题，建立了压力隧洞的半封闭边界条件。

Combining technical characteristics of rubber aggregate plastic concrete, put forward suitable test constant water pressure of rubber aggregate plastic concrete, Give a new Sealing material mixture ratio.

结合橡胶集料塑性混凝土的技术特性，提出了适合于测定橡胶集料塑性混凝土的恒定水压力，给出一种新的密封材料配合比。