The equipment is composed of the seven-pin torpedo quick connector, the tension connecting section, the collecting ring rotation section and the lubrication balance section. 仪器由七芯鱼雷快速接头、拉力连接部分、集流环旋转段及注油平衡段几部分组成。
Study on Design of the Open-guiding Ring in Oilless Lubrication Compressors 无油润滑压缩机中开口型导向环的设计与研究
Design the Piston Ring and Extension Ring of Reciprocating Vacuum pump which is Vertical, Lubrication without Oil 立式半无油往复式真空泵活塞环和张力环的设计
Research on Structure of Piston Ring and Elastic Force Ring in Oilless Lubrication Compressors When you want have a loop 全无油压缩机上活塞环弹力环结构的探究
A Mathematical Model for Running in of Piston Ring and Cylinder in Mixed Lubrication 关于内燃机缸套活塞环磨合过程的数学模型
Using a ring and block wear test machine, the wear resistance tests for Ni base composite coating with different chromium carbide content to metal friction pairs have been carried: out in lubrication sliding. 应用环块磨损试验机,对具有不同碳化铬含量的镍基复合涂层对金属的摩擦副进行了磨损试验。
Analysis Method of Piston Ring-Cylinder Group Lubrication in Internal Combustion Engines 内燃机气缸-活塞环组润滑状态的分析方法
We present a new method of designing the piston ring and extension ring achieved from making designs for the LVP type reciprocating vacuum pump which is vertical, lubrication without oil. This method is useful to the designer and user of the vacuum pumps. 我们在设计LVP型立式半无油往复式真空泵的过程中,对活塞环和张力环的设计进行了些探讨和研究,现介绍如下,以供设计者和用户参考。
The study of the radial deformation of piston ring experiencing hydrodynamic lubrication 活塞环在流体动压润滑状态下径向位移的分析研究
The Study of Circumferential Non Uniformity of Piston Ring Lubrication 活塞环-缸套润滑状态周向不均匀性的研究
In this paper, we introduce a numerical method for calculating the oil thickness between piston ring and cylinder line with considering the influence of the surface roughness and the elastic deformation and a method for analysing lubrication regimes. 本文介绍了考虑表面粗糙度及缸套弹性变形等因素的影响求解发动机缸套活塞环间油膜厚度的数值计算方法及润滑状态的分析方法;
Improvement and Validation of the Calculation of the Thickness of Lub-oil for Piston Ring Pack in Case of Starved lubrication 贫油润滑下活塞环组膜厚计算的改进及其验证
The background, progress, and recent research state of cylinder-piston ring lubrication are summarized and analyzed based on literature search and studies in author ′ s laboratory. 本文在已有的研究工作和文献调研的基础上,对缸套-活塞环摩擦副润滑计算分析研究的概况、发展过程、影响因素、研究现状等进行了简要的综合介绍和分析评述。
The result of test indicates the surface hardness of powder hot-forging Fe-Cu-Mo-C flow oil-seal ring is more than HRC 63 and there are dispersion tiny holes on working surface, which can store lubrication oil to form oil film and increase wear resistance. 试验结果表明粉末热锻FeCuMoC材质浮动油封密封环的表面硬度大于HRC63,工作表面存在弥散微孔,具有贮油作用,有利于油膜形成,从而提高其耐磨性。
Calculating Method of Oil Film Thickness in Piston Ring Pack with Consideration of Starved Lubrication 贫油润滑活塞环组油膜厚度的计算方法
The results of cylinder-piston ring tests under boundary lubrication have indicated that the trend of boundary wear changing with load and speed accords with the above model. 边界润滑状态下的缸套-活塞环试验结果分析表明,边界磨损量随载荷和往复摩擦运动速度的变化规律符合理论推导的数学模型。
Also, the radial deformation of cylinder liner and piston ring should be reduced to improve the lubrication performances of piston ring. 此外,为了提高活塞环润滑性能应尽量减少气缸套和活塞环的径向变形量。
In this paper, researching on the frictional units of cylinder liner/ piston ring, according to the property of wear-resistance of cylinder liner and the lubrication theory, the micro-geometric structure on surface of frictional units is preliminarily designed. 本文以发动机的气缸/活塞环为具体研究对象,基于气缸的摩擦磨损特征和润滑理论,对其表面的微观几何形貌进行了初步设计。
Employing the average flow model and asperity contact model, a theoretical analysis for piston ring's lubrication condition has been presented. 基于平均流量模型和微凸体接触模型,对活塞环-缸套的润滑状态进行了分析。
Study on the Influence of a Moving Particle on Piston Ring Lubrication 运动颗粒对活塞环润滑的影响
A research was made on the structure of piston ring and elastic force ring in oilless lubrication compressors. 对全无油压缩机上活塞环弹力环结构进行了研究。
Actually, piston ring is working under the state of boundary lubrication and the half dry friction. 活塞环实际上是在边界润滑和半干摩擦状态下工作。
The changes of compressor piston ring's service life, which is caused by materials, operating conditions, quality of maintenance, during popularizing the technology of oil-free lubrication are analyzed, and a method of prolonging it's service life is discussed. 分析了目前推广应用无油润滑技术过程中压缩机活塞环因其材料、工艺操作条件、检修质量等各种因素引起其使用寿命变化的情况,对延长其使用寿命的方法进行了探讨。
The angular wobbly self-excited vibration ( AWs-EV) with the half-frequency of primary ring for fluids film face seal is intrinsic property, being similar to "half-frequency whirl" in journal bearings of hydrodynamic lubrication. 端面流体膜密封的浮环半频摆动自振特性是其一种固有属性,类似于径向流体膜轴承中的半速涡动。
Using the moving grid technology, the influence of a particle in oil film in a cylinder on piston ring lubrication was investigated. 利用运动网格技术分析了颗粒对活塞环润滑特性的影响。
The one compress ring of high quality can perform the function of seal and lubrication of two rings. The new method of structure design will help to push the lightweight process of internal combustion engine. 高质量的一个气环,能够完成现有两环的密封润滑功能,这样的结构设计新方法有助于推进内燃机的轻量化。
Micro-analysis on test ring worn surface indicated that, to the composite reinforced by plain carbon fabric, the gap between the carbon fibers and texture provided by the plain fabric caused the oil infiltrate to the friction surface, improving the lubrication effect between the sliding surfaces. 试环磨损表面微观分析表明,平纹织物增强的复合材料,碳纤维之间的间隙及平织物形成的表面纹理使得润滑油能深入到摩擦试环各区域,增强了滑动面流体润滑效果。
The research Cylinder Liner/ Piston Ring Lubrication Properties research play a vital role in the field of internal-combustion engine; its lubricating properties directly affect the efficiency, life and pollutant emissions of internal-combustion engine. 缸套/活塞环润滑性能的研究在内燃机研究领域中占有举足轻重的地位,其润滑性能的优劣直接影响内燃机的效率、使用寿命及污染物的排放等。
The system of cylinder liner-piston ring friction pair is regarded as the core of the engine, the lubrication condition of this system has a critical influence on the performance and longevity of engines. 缸套-活塞环摩擦副系统,被看作是发动机中最重要的部件,该部件的润滑状况对于发动机性能和寿命有着至关重要的影响。
The influence of surface texture parameters on piston ring lubrication performance was obtained by solving the mathematical model with multi-grid method. 利用有限差分法对模型进行离散,采用多重网格技术求解离散后的数学模型,得出表面织构各参数对缸套活塞环油膜润滑的影响规律。