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DSA/NaCl体系电解析出的氯气泡及其影响因素
ELECTROLYTIC EVOLUTION OF CHLORINE BUBBLES FROM DSA/NaCl SYSTEM
【摘要】 采用激光衍射法研究了DSA/NaCl体系电解析出的氯气泡大小及其分布特点.发现在50~300mA/cm~2区间内电流密度提高,氯气泡增大;电极的取向和结构是影响气泡大小的重要因素;NaCl浓度减小时气泡减小.研究表明,对于多气泡体系,气泡的聚并与电解气泡的大小及分布有密切关系.
【Abstract】 The chlorine bubble size and distribution electrolytically evolved from DSA/NaCl system were investigated by means of Laser diffraction method. An increase of bubble diameter with increasing current density was observed in the range of 50-300mA/cm2. Electrode orientation and geometry both affected bubble size. When brine concentration was decreased, chlorine bubble diameter became smaller. The results showed that for multi-bubbles system, bubble coalescence might largely determined the bubble size and its distribution.
【关键词】 电解气体析出;
氯气泡大小;
激光衍射法;
【Key words】 electrolytic gas evolution; chlorine bubble size; lasser diffraction method;
【Key words】 electrolytic gas evolution; chlorine bubble size; lasser diffraction method;
【基金】 国家自然科学基金资助项目
- 【文献出处】 化工学报 ,Journal of Chemical Industry and Engineering(China) , 编辑部邮箱 ,1992年05期
- 【被引频次】5
- 【下载频次】88