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Online measurement of tetra-butyl ammonium bromide concentration in hydrate slurry by electric conductivity
Authors
夏志明
张郁
+4 more
方洁
李小森
陈朝阳
颜克凤
Publication date
1 June 2017
Publisher
Doi
Cite
Abstract
四丁基溴化铵(TBAB)水合物浆液浓度快速测定对TBAB水合物形成分解动力学研究和水合物浆液生产过程控制具有重要作用。通过在线电导率测定,本文研究了温度、TBAB浓度、TBAB水合物固含量对TBAB水合物浆液电导率的影响,建立了电导率法快速测定TBAB水合物浆液中溶液浓度及TBAB水合物固含量的方法,并提出了一种工业TBAB水合物浆液制备过程中溶液浓度和水合物固含量在线取样定量测量方案。研究结果表明:TBAB溶液电导率随溶液温度升高线性增大,随TBAB水合物固含量的增大而减小;TBAB解离度随浓度增大而减小,低浓度时(摩尔分数〈0.54%),溶液电导率随浓度增大线性增加,高浓度时,因TBAB解离度显著减小,溶液电导率增长缓慢,出现一个最高值;实验所得的TBAB水合物浆液固含量和TBAB溶液浓度计算经验公式,与实际浓度之间最大相对误差约9.0%,结果较可靠
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Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
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oai:ir.giec.ac.cn:344007/16661
Last time updated on 07/01/2019
Institutional Repository of GuangZhou Institute of Energy Conversion, CAS
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:ir.giec.ac.cn:344007/16662
Last time updated on 07/01/2019