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- The emission of submicron particles from coal combustion has caused serious damage to the environment and human health. 煤粉燃烧排放大量超细颗粒物对大气环境和人类健康造成了严重的危害。
- During the initial stages of blending, the dispersed phase forms sheets at first, then breaks into submicron particles. 就国外近期研究内容,介绍了熔融共混过程初期的形态结构发展模式。
- The emission of submicron particles in pulverized coal combustion bas a poor effect on atmospheric environment and human health. 这些细粒子的排放会对大气环境和人类健康造成严重的影响。
- The hood contains a HEPA filter that removes more than 99.97 percent of submicron particles such as anthrax, smallpox, and radioactive particles. 这种救生罩带有一个HEPA过滤器,它能过滤超过99.;97%25的细微颗粒,如炭疽,天花和放射性粒子。
- The performance, development and application of inorganic membrane in the liquid-solid separation of micron and submicron particles are reviewed. 本文介绍了无机分离膜的特点、发展以及应用概况,对无机分离膜在微米及亚微米级固液分离中的应用进行了概述。
- The formation and the properties of the filter cake in the cross-flow microfiltration of soft porous submicron particles are analyzed in this study. 摘要本研究旨在分析软质多孔性次微米粒子之扫流微过滤中滤饼之成长及其性质。
- The mass transfer rate at the forward stagnation point of the droplet is derived to show the effect of electrostatic forces on the collection of submicron particles. 根据雾滴前向驻点处有限直径粒子的沉积行为分析了雾滴与粒子间的静电作用对小粒子捕集效果的影响。
- They provide outstanding reduction of virus, bacteria, cysts, endotoxin and many other submicron particles through both electro-adhesion and mechanical processes. 他们可以通过电子粘附和机械工艺显著减少病毒、细菌、胞囊和很多其他的亚微颗粒。
- Based on the electrostatic properties of submicron particles, it was pointed that the electrostatic forces between particles include the forces between induced dipoles a. 采用微观可视化的高速摄像技术直接观察了燃烧源亚微米颗粒物间的相互作用形态,发现了亚微米颗粒间存在“吸引-旋绕-排斥”形态的相互作用。
- The paper systematically introduces the evaporation, nucleation, condensation and agglomeration of mineral and trace element in pulverized coal combustion and analyzes the research review of the formation of submicron particles. 本文系统的综述了煤燃烧过程中矿物质和痕量元素的气化、冷凝成核、表面凝结、团聚的机理、模拟和预测方法以及细粒子形成机理的研究进展。
- In the condition of high combustion temperature, coal minerals are first decomposed and gasified, and when plume is cooling, they can form lots of submicron particles though nucleation, condensation and agglomeration. 在燃烧的高温条件下,煤中的矿物质首选经历热分解和气化,当烟气冷却时,它们经过冷凝成核、凝结和团聚等作用,形成大量细粒子。
- Agglomeration technique of submicron particles can increase the efficiency of particle removal and reduce the emission of submicron particles. 超细颗粒物团聚促进技术可以提高除尘效率,减少超细颗粒物的排放。
- The experiments prove that the modified RCA associated with megasonics cleaning method can achieve a higher rate of submicron particle removal. 结果表明,改进的RCA清洗液结合兆声的清洗方法对于去除硅片表面的微小颗粒具有更高的效率。
- Keywords submicron particles;Brownian movement;track tracing; 超细颗粒;布朗运动;轨迹跟踪;
- THE NUMBER EMISSION FACTOR OF SUBMICRON PARTICLES FROM CANDLE COMBUSTION 蜡烛燃烧产生的亚微米颗粒物的数量排放因子
- The particles in an atom are infinitely small. 原子里的粒子极小。
- He is studying the properties of these particles. 他在研究这些粒子的性质。
- Such fine particles suspend readily in water. 这种微粒极易悬浮在水中。
- Keywords pulverized coal combustion;submicron particles;nucleation;coagulation; 关键词粉煤燃烧;细粒子;成核;团聚;
- Light often behaves as if it were made of particles. 光常常表现出好象它是由粒子组成似的。