Subsequently,a mathematical model,based on dual film mass transfer theory and boundary layer theory,is proposed to calculate the SO 2 absorption capability of a single alkali droplet and to predict the desulfurization efficiency by spraying NaOH solution into downstream flue duct in coal fired boilers.
分析了液滴在烟气流中的运动和蒸发过程 ,并以“双膜理论”为基础建立了描述单颗碱性液滴吸收二氧化硫的能力以及液径按对数 -正态分布的分布密度函数来计算喷雾脱硫效率的数学模型 。
A process of non-cyanide alkaline copper plating;
无氰碱性镀铜清洁生产工艺的研究
Study of zinc-iron-titanium dioxide composite plating in alkaline zincate bath;
碱性锌酸盐体系锌-铁-二氧化钛复合电镀工艺的研究
Raising copple agelimit of alkalinity medium frequency induction furnace;
提高碱性中频感应电炉的坩埚寿命
The sorts and alkalinity of basic ionic liquids could be designed and adjusted through molecular design.
对近年来具有碱性的离子液体的研究进行综述,指出碱性离子液体既具有离子液体的特性,又具备作为碱性催化剂的前景。
This paper describes the three factors that affect the alkalinity of the compounds containing nitrogen and gives the method that adjusts the alkalinity of these compounds, furthermore, the paper also provides new and reasonable explanations to some results.
本文讨论了影响含氮化合物碱性的三方面因素，根据实际特例说明了判断化合物碱性的方法，并对一些结果作出新的且合理的解释。
Influence of alkali condition on removing Na of NaY molecular sieve and its structure;
碱性条件对NaY分子筛脱钠及其结构的影响
Stability of aluminum in alkaline solution containing lithium salt;
铝在含锂盐的碱性溶液中稳定性的研究
The present paper reviews functions of tundish covering agent in continuous casting and explains systematically the characteristics of various covering agents with different functions used for various steels and points out that the difficult problem in researching the covering agent assumes to be temperature holding of the tundish covering agent for the carbon free alkali tundish.
系统综述连铸中包覆盖剂的作用,不同钢种、不同功能覆盖剂的特点,指出覆盖剂的研究难点是无碳碱性中包覆盖剂的保温问题。
The basicity of amine and the factor of its influence;
胺的碱性强弱及其影响因素
Basicity of Ba-La -O-(F) Catalysts and Their Catalytic Performances for the OCM Reaction;
Ba-La-O-(F)催化剂的碱性及其OCM反应性能
The results of calculation show that in the basicity, the reaction channel has one five-membered ring transition state TS1, with the activation energy of the controlling step during the reaction of 25.
结果表明:在碱性条件下,水解反应主要经历一个五元环的过渡态TS1,该反应速控步骤的能垒为25。