The results show that when the battery is charged at low current and constant voltage, its failure mode is the sulphation of negative plate and the softening of positive plate;
研究表明：小电流恒压充电，电池失效的模式是负极硫酸盐化和正极活性物质软化；
Separation of Cu-Pb ores by a sulphation & flotation method
用硫酸化&浮选法进行铜铅分离
The main reasons of the battery capacity degradation are analyzed. Battery electrolyte concentration is too high, and the charge upper limited voltage (includes float charge and average charge voltage) is too low, these cause the sulphation.
分析了由于该类型号电池电液浓度过高，加之充电（包括浮充和均充电压）上限电压过低而导致电池的硫酸化，是电池容量锐减的主要原因之一；
The sulphation and oxidation corrosion resistance study of ni_3al-based alloy and its composites in burning environment of inferior quality coal
Ni3Al基合金及其复合材料在劣质煤燃烧环境下抗硫腐蚀及抗氧化性能研究
The results show that the high gassing volume and water loss rate are caused by the high charging voltage while the sulphation of plates is due to the insufficient charge capacity caused by the low charging voltage.
结果表明，电池析气量和失水率高是由于充电电压过高引起的，而极板的硫酸盐化则是因为充电电压过低、充电容量不足。
The paper describes the process and technology for Indium recovery from Arsenic flue dust of Copper smelter, and two processes of counter current sulphation-oxidizing leaching and sulphation roasting-water leaching respectively.
论述了铜冶炼过程中产出的含铟砷烟灰，分别用逆流氧化酸浸法和硫酸化焙烧水浸出法提取铟的工艺流程及其技术条件。
There are lots of defects occuring in operation of VRLA batteries used for electric bikes, such as poor uniformity among cells, short service life, electrolyte dry out, plate sulphation, thermal runaway and etc.
电动助力车用VRLA电池在使用过程中存在一致性差、使用寿命不尽人意、电解液提前干涸、极板硫酸盐化、枝晶短路、热失控等问题。
Studies on Effects of Alkali Metal Compound Additives on CaO Sulphation
碱金属化合物添加剂对氧化钙固硫影响的试验研究
Several mechanism of sulphation of limestone in fluidized bed combustion ofcoal were analysed and sieved by thermodynamic criterion.
采用热力学判据对煤流化床燃烧条件下石灰石固硫反应的几种可能机理进行了分析。