The theory of using parameterization during designing cylindrical shock-absorber was expounded.
在筒式减振器设计中,采用参数化设计的原理,通过与传统设计的比较,说明了参数化设计的优越性;详细介绍了应用VC和数据库实现对筒式减振器参数化设计的方法。
The heat transfer behavior of the double cylinder shock absorber(DCSA) which is widely used in the vehicle is unsatisfactory.
车用减振装置中双筒式减振器应用较为普遍,但其散热效果并不理想,油液的温升对密封件的影响很大,是困扰减振器可靠性设计的关键性问题。
In order to decrease swabbing leakage and save energy sources in the swabbing operation,assay the problem of the tube type swab, improvement of the structure and design of the slipper type swab are described in this paper.
为了降低在捞油作业中油的漏失率,节约能源,分析了筒式捞油抽子的问题,改进其结构,设计了滑块式捞油抽子。
In this paper,an automated tripping system for downhole pipe string was put forward,which includes the tractor hoist,the derrick,the hydraulic tongs,the movable casing elevator,the fixing spider,the vertical pipe rack and the controlling system.
提出了一种自动起下管柱作业系统,主要包括通井机、井架、液压钳、筒式吊卡、卡瓦支座、立式排管架和控制系统等,支座卡瓦为弹性体微条嵌入式结构,筒式吊卡能自动卡入和松开管柱接箍,排管架可实现管柱的立式排放,控制系统协调各部分的工作。
Solid caboodle conveyance model of shale shaker with roller screen;
筒式筛网振动筛颗粒群运移模型
Based on the analysis of the force of wet solid on the non-submerging roller screen,the single solid conveyance model is built,and the throwing coefficient,conveyance velocity of non-submerging roller screen and their calculating methods are given.
筒式筛网是近年来提出的一种新型圆筒结构筛网,其工作时除与筛箱一起振动外,同时还绕自身轴线作旋转运动,具有自洁作用,可大大提高筛分效率。
In order to quantitatively analyze the regular conveyance pattern of solid grain on the roller screen,the forces acted on solid grains on the screen were analyzed.
为了定量分析固相颗粒在筒式筛网上的运移规律 ,对固相颗粒在筒式筛网上的受力情况进行了分析 ,建立了固相运移动力学模型 ,提出了筒式筛网的抛掷指数、抛掷运移速度及其计算方法 ,讨论了筒式筛网的旋转角速度对固相运移速度的影响 ,给出了旋转角度的极限值计算公式。