说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 活塞与活塞环
1)  piston and rings
活塞与活塞环
1.
The surfaces of piston and rings of SANTAN JV gasoline engine were tribologically modified by means of rare earth self-lubrication, and the clearances of the piston skirt to cylinder and ring gaps were modified to -5~2 μm and 150 μm, respectively.
采用稀土自润滑表面处理技术对桑塔纳 JV汽油发动机活塞与活塞环表面进行处理 ,并对原机进行活塞与汽缸、活塞环端口的超小间隙改造 (配缸间隙 - 5~ 2μm,活塞环开口 15 0μm ) ,通过台架试验对超小间隙发动机抗拉缸性能和摩擦功耗进行了考察 ;通过原子力显微镜对活塞表面的微观形貌和摩擦力进行了测试 。
2)  Piston and ring
活塞和活塞环
3)  Piston ring
活塞环
1.
Development of Rapid Response CNC Lathe for Piston Ring;
高速响应活塞环数控车床关键技术的研究
2.
Wear performance of cast iron piston rings strengthened by laser;
激光强化铸铁活塞环的磨损性能
3.
The process of high-frequency induction heating of piston ring;
活塞环高频感应加热的生产工艺
4)  piston ring groove
活塞环槽
1.
Study on the extrusion process between the cutting tool and the cut surface of workpiece in cutting aluminum alloy piston ring groove;
精切铝活塞环槽过程中刀具对环槽两侧面的熨压研究
2.
The powerful Nd∶YAG laser was used to harden the surface of prison ring groove of nodular iron,the width of piston ring groove only was 4mm,the width of hardening layer should be 5~7mm,the methods of single scanning and tilted irradiation was used.
使用大功率Nd∶YAG激光,对模拟球墨铸铁活塞环槽的试样进行了表面相变硬化,试样环槽的宽度只有4mm,硬化层宽度要求达到5~7mm,采用了单道扫描和斜入射的工艺方法,最终得到了符合要求的硬化层形貌和指标。
3.
The abrasion between the locomotive engine piston ring groove and piston ring is one of the mostly abrasion in the firebox of locomotive engine.
本文针对这一状况,选用了表面淬火、盐浴软氮化、阴极弧表面生成TiN薄膜手段,对活塞环槽表面进行强化耐磨处理,并利用等离子硫化的手段对活塞环进行处理,从中选择最优的方式来改善活塞环槽表面磨损状况。
5)  piston rings
活塞环
1.
Tribological Properties of Ion Plated Hard Coatings for Piston Rings;
活塞环表面离子镀硬质膜的摩擦学性能研究
2.
Ni-P Chemical Plating on engine piston rings and the heat treatment technology were carried out.
研究了发动机活塞环表面化学沉积Ni-P非晶镀层及其热处理工艺。
3.
iston rings are dealt with as a planar curved bar by taking the effects of axial force and initial curvature on the deformation of piston rings into account.
应用弯曲理论,将活塞环处理为平面曲杆,考虑轴向力和初始曲率对活塞环变形的影响,分析计算了活塞环装配后的变形和内力,从而设计出活塞环在自由状态下的理论廓形。
6)  Piston ring bank
活塞环岸
补充资料:活塞流模型
分子式:
CAS号:

性质:是流动系统的基本模型,在设计计算中得到广泛应用。根据活塞流的定义,可导出活塞流模型方程为:其初值及边值条件为:t<0,l=0,c=0;t>0,l=0,c=c0;t=0,l>0,c=0;t=0,l<0,c=c0结合初值及边值条件解上式可得:c=0,t<t;c=c0,t>t;式中,c为浓度;μ为流速;t及t分别为时间及平均停留时间;l为轴向距离。将活塞流模型应用于各种流动过程时,还需加入相应项,例如,对活塞流反应器,需加入反应项。在稳态下操作的活塞流反应器模型方程为:r为反应速率。  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条