1) plunger dual-parts
栓塞偶件
1.
This paper uses fast wear experiment method to analyse the influence of many factors,sueh as the composition density and size of the wear-material,coordination clearance of the plunger dual-parts and filter efficacy,to wear law of the plunger dual-parts.
磨料磨损是柴油机喷油泵栓塞偶件失效的主要形式。
3) plunger couple
柱塞偶件
1.
Ceramic plunger couples have been favored by engine designers for their excellent properties such as wear resistance,corrosion resistance and so on,but their use have been severely restricted because of their complicated technics and machining.
陶瓷柱塞偶件由于其耐腐蚀、耐磨损等优异性能受到发动机设计人员的青睐,但由于其工艺复杂、加工困难等原因严重束缚了其应用。
2.
In order to use engineering ceramics to make plunger couples instead of metal,stress and displacement distributions for plunger couples made of different materials were studied under the engine rated power,and the change regulations of clearance were analyzed.
以用氮化硅陶瓷替代传统的金属材料制造柱塞偶件为目标,研究了额定工况下两种不同材料12150L柴油机柱塞偶件的应力和位移变化规律,并以此为基础探讨了其间隙变化规律。
4) plunger and barrel assembly
柱塞偶件
1.
Use the Water Base Cleaning Process,Improve Cleanliness of Plunger and Barrel Assembly;
利用水基清洗,提高柱塞偶件的清洁度
5) plunger matching parts
柱塞偶件
1.
The most important factor that causes plunger matching parts failure of injection pump on the high pump end was analyzed in this paper,and the necessary tests was done.
对影响某型号高泵端压力喷油泵柱塞偶件卡滞问题的几个重要因素进行了分析,并进行了必要的试验,根据试验结果,从结构受力、选材、使用等方面采取了措施,对柱塞卡滞故障提出了可行的解决方案。
2.
By analyzing the sealing and lubrication of the plunger matching parts of the fuel injection pump with the oil film theory and gap liquid flow theory, a basic theory and the analytic method are proposed to set the smallest gap between the plunger matching parts.
应用油膜理论和缝隙液流理论,分析了喷油泵柱塞偶件的燃油密封与润滑,提出了确定柱塞偶件最小间隙的基本理论与分析方法。
6) plunger assembly
柱塞偶件
1.
FEA and testing researches are conducted to calculate the deformation and leakage of the plunger assembly clearance during its working process,and further optimization design is finished for better dynamic sealing-performance under-super-pressure condition.
采用有限元分析及试验研究方法,对柱塞偶件在工作过程中的变形及偶件间隙的漏泄进行分析计算,完成了具有超高压下良好动态密封性能的柱塞偶件设计及试样加工。
补充资料：“质子-电子偶极-偶极”质子弛豫增强
“质子-电子偶极-偶极”质子弛豫增强
物理学术语。原子核外层中不成对的电子质量小，但磁动性很强，可使局部磁场波动增强，促使氢质子弛豫加快，从而使T1和T2缩短，这种效应即为PEDDPRE。过渡元素和镧系元素大部分在d和f轨道有多个不成对电子，所以其离子往往具有PEDDPRE，可用来作顺磁性对比剂，如钆(Gd)。Gd在外层有7个不成对电子，具有很强的顺磁性。
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