| 海水淡化中的pH在线检测技术综述 |
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| 引用本文： | 肖文静,吴开华.海水淡化中的pH在线检测技术综述[J].机电工程,2009,26(2):9-12. |
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| 作者姓名： | 肖文静 吴开华 |
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| 作者单位： | 杭州电子科技大学,自动化学院,浙江,杭州,310018 |
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| 基金项目： | 浙江省重大科技专项资助项目 |
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| 摘 要： | pH是保障海水淡化系统正常运行和水质是否合格的重要指标，pH在线检测技术主要有电化学法和分光光度法。在海水淡化中主要应用基于pH玻璃电极的电化学法，但存在电极污染、干扰、腐蚀、维护等问题。为解决上述问题，总结了电极自清洗、抗干扰、防腐蚀、在线维护等措施，提高了pH测量的稳定性和可靠性。讨论了海水淡化中pH在线检测新技术：基于pH—ISFET的电化学法和基于光纤pH传感器的分光光度法。并展望了海水淡化中pH在线检测技术的发展趋势。
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| 关 键 词： | 海水淡化 pH在线检测 电化学法 分光光度法 |
Review of on-line pH measuring technology in seawater desalination |
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| XIAO Wen-jing,WU Kai-hua.Review of on-line pH measuring technology in seawater desalination[J].Mechanical & Electrical Engineering Magazine,2009,26(2):9-12. |
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| Authors: | XIAO Wen-jing WU Kai-hua |
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| Affiliation: | School of Automation;Hangzhou Dianzi University;Hangzhou 310018;China |
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| Abstract: | pH value is an important parameter in seawater desalination.It ensures operation stability and water quality in the desalination system.Electrochemical method and spectrophotometry are the two main methods of on-line pH measurement.The normal method of the on-line pH measurement is electrochemical method based on pH glass electrode.The problems of pH glass electrode in the industry application,such as fouling,interference,corrosion and maintenance were analyzed.The solutions such as auto-cleaning,anti-inter... |
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| Keywords: | seawater desalination on-line pH measurement electrochemical method spectrophotometry |
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