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二水硫酸钙在铵盐溶液中溶解度测定及热力学计算
田萍; 宁朋歌; 曹宏斌; 李志宝
2012
Source Publication过程工程学报
Issue04Pages:625-630
Abstract利用溶解法测定了二水硫酸钙(CaSO4·2H2O)在NH4Cl-H2O体系和NH4Cl-(NH4)2SO4-H2O体系中298.15~343.15K温度范围内的溶解度.结果表明,CaSO4·2H2O在2个体系中的溶解度均随NH4Cl浓度增加而增大;温度对CaSO4·2H2O的溶解度影响不明显.利用混合电解质NRTL模型对实验数据进行模拟计算,得到了新的能量相互作用参数,建立了CaSO4·2H2O(s)-NH4Cl-(NH4)2SO4-H2O体系的混合电解质模型,计算值与实验值相对偏差为2.36%.
Keyword二水硫酸钙 溶解度 氯化铵 硫酸铵 电解质nrtl模型
Document Type期刊论文
Version出版稿
Identifierhttp://ir.ipe.ac.cn/handle/122111/10392
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
田萍,宁朋歌,曹宏斌,等. 二水硫酸钙在铵盐溶液中溶解度测定及热力学计算[J]. 过程工程学报,2012(04):625-630.
APA 田萍,宁朋歌,曹宏斌,&李志宝.(2012).二水硫酸钙在铵盐溶液中溶解度测定及热力学计算.过程工程学报(04),625-630.
MLA 田萍,et al."二水硫酸钙在铵盐溶液中溶解度测定及热力学计算".过程工程学报 .04(2012):625-630.
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