Coke particles are main raw materials for carbon graphite products. Its grain size composition and distribution, and microstructure have an effect on mechanical, physical and chemical properties for carbon graphite products and finished product ratio in manufacture of carbon graphite products. 焦炭颗粒是生产碳石墨制品的主要原料,它的粒度组成、分布及其微观结构不仅对碳石墨制品的机械性能和理化性能有一定的影响,而且还直接影响到各生产工序的成品率。
The bench scale experiments of HTGR graphite ball-element were finished in an improved fixed bed burner, and the burning rate, thermal power, utilization ratio of oxygen, axial distribution of temperature and off-gas component were determined. 用改进的固定床燃烧器进行了台架规模石墨球燃烧实验,测定了燃烧速率,热功率,氧利用率,温度轴向分布和尾气组成。
The short carbon fiber reinforced copper graphite composites was fabricated with powder metallurgy technology. The effect of fiber content, arrangement and distribution on the impact strength of composites was discussed in detail. 用粉末冶金法制备了短炭纤维增强铜-石墨复合材料,分析了短炭纤维的含量、分布和取向对复合材料冲击值的影响。
The graphite particles size distribution during wear process were acquired through Scanning Electronic Microscope ( SEM) imaging and the particle size analyzing by the software. 同时借助扫描电子显微镜和粒度分析软件,对磨损过程中产生的石墨磨屑进行了粒度分析,给出了不同条件下石墨磨屑尺寸的频率密度分布;
Effect of natural graphite particle and its distribution on the performance of Li-ion battery 石墨粒度及其分布对锂离子蓄电池性能的影响
The unreasonable arrangement of heaters 'structure and power, and the unreasonable distribution of graphite boards and sintered products are the major causes of the uneven distribution of temperature field. 温度场不均匀的主要原因是发热体布置方式和功率配比不合理以及石墨舟和烧结制品的摆放和结构不合理。
Influence of the Temperature and the Deformation Reduction on the Graphite Morphology and Distribution of Spheroidal Cast Iron 温度及变形量对球墨铸铁中石墨颗粒形态和分布的影响
When the length of graphite layer and substrate is different, temperature distribution of the substrate is analyzed. 在温度场中,讨论了石墨层与衬底长度不同时,衬底上的温度场分布;
This paper has analyzed influence of different graphite size, graphite shape, graphite distribution and different structure, for the changing friction wear shape look and stress site according to the result of testing. 本文根据试验结果,分析了不同尺寸、形状和分布情况的石墨及不同基体组织对摩擦磨损形貌和应力场的影响,并且对材料的摩擦机理进行了分析。
By changing the thickness of graphite layer, temperature distribution is also changed. 也讨论了改变石墨层厚度后,温度场发生的变化。
According to the theoretical model of boron skin diamond, a new kind of transparent light-yellow diamond has been produced from graphite by micro doping with boron to a certain content and distribution. 本文根据硼皮金刚石的理论模型,采用石墨中渗微量硼的方法,控制人造金刚石中的硼含量与分布,用高压合成出一种含微量硼元素的淡黄色透明的硼皮金刚石。
The results show that the addition of purifying agent can increase the number of graphite nodule, decrease the diameter of graphite nodule and improve the distribution of the graphite nodule. 试验结果表明,加入净化剂可以获得理想的球化效果,使石墨球数增加,石墨球直径减小,改善石墨球分布状态,力学性能有所提高;
The results shows, content of titania and graphite and the ratio of Ti: C and the combustion mode all have obvious influence on the grain size, configuration and distribution of the phase in the finally products of reaction. 实验结果表明,Ti和C的含量以及Ti:C、燃烧模式对反应的最终产物中相的颗粒尺寸、形态和分布有较大影响。
This article has analyzed the factors that affect the graphite structure of the centrifugal nodular cast iron sleeve. By adopting the distribution ratio of optimized composition, adding alloy elements Mo& Cu; 对影响离心铸造球墨铸铁套石墨组织的因素进行分析,采用优化成分配比,配入合金元素Mo、Cu;
The eutectic cells of vermicular graphite were characterized by their irregular shapes, unequal dimensions and nonuniform distribution. 蠕墨共晶团具有外形不规则、尺寸不均一和分布不均匀的特点。
The graphite formation can be eliminated by controlling the alloying element contents or optimizing the hot rolling process which reduces the inhomogeneous distribution of carbon. 通过控制化学成分,选择合理的热轧工艺减小碳的偏析,可有效抑制石墨的生成。
Estimation of Graphite Dust Quantity and Size Distribution of Graphite Particle in HTR-10 HTR-10产生石墨粉尘量的估算及其尺寸分布
From outside to inside of the self lubricant composite layer which hold nodular graphite and alloy carbides, the composition, as cast hardness and volume fraction of graphite and alloy carbides take on a gradient distribution and transform gradually into that of master alloy. 由表及里,其化学成分、铸态硬度、所含石墨及合金碳化物的数量和形态均呈梯度分布,并逐渐过渡到母体材料的水平。
The sample with more silicon, had more graphite. The graphite ball size was small and distribution was more uniform. 试样中的硅含量越高,组织中的石墨球就越多,石墨球径越小,在基体中的分布更加均匀。
Conversion factor of graphite and polystyrene absorbed dose changed into the water absorbed dose is given according to the simulated percentage depth dose distribution ( PDD). 根据模拟的百分深度剂量分布(PDD),给出石墨吸收剂量和聚苯乙烯吸收剂量转换成水吸收剂量的转换因子。