水-煤油萃取实验中苯甲酸浓度不同测定方法的比较

钟亚兰,刘业硕,张思巍,王毅楷,黄驰,王晓玲

Method Comparison for Determining the Concentration of Benzoic Acid in the Experiment of Water-Kerosene Extraction

Yalan ZHONG,Yeshuo LIU,Siwei ZHANG,Yikai WANG,Chi HUANG,Xiaoling WANG

图1 萃取实验装置流程示意图 1–电机；2–π型管；3–萃取塔；4–桨叶；5–塔底出料取样阀；6–塔底放料阀；7–塔顶出料取样阀；8–温度传感器；9–煤油流量计；10–煤油流量调节阀；11–塔底进料取样阀；12–煤油回流阀；13–煤油原料箱；14–煤油回收箱；15–回流管；16–煤油泵；17–煤油原料箱放料阀；18–煤油回收箱放料阀；19–煤油放空阀；20–水箱放空阀；21–水箱放料阀；22–水箱回流阀；23–水流量计；24–水流量调节阀；25–水箱；26–水泵