相对于传统水质分析方法, 紫外-可见光（ultraviolet-visible, UV-Vis）光谱法具有检测速度快、 维护成本低、 无二次污染等优点, 目前已被广泛应用于水质在线监测各个领域。 介绍了UV-Vis光谱法的检测原理, 论述了基于UV-Vis光谱的常规水质分析方法研究现状, 以及UV-Vis光谱法与其他水质检测方法相融合以提高水质检测性能方面的研究进展, 探讨了UV-Vis光谱分析在水质多参数在线监测、 水质分类、 水质报警等方面的应用现状及其发展趋势。

Compared with the traditional approaches, UV-Vis spectroscopy is gaining growing acceptance in the field of online water-quality monitoring as an effective method for water quality analysis. UV-Vis spectroscopy has the advantages of fast response, low maintenance costs, and no secondary pollution. In the present paper, the principle of water quality analysis by UV-Vis spectroscopy is introduced. Existing researches on the online analysis of water quality using UV-Vis spectrum and data fusion technologies are comprehensively reviewed. The applications of UV-Vis based methods in multi-parameter water-quality monitoring, water-quality classification, and water-quality alarm are also discussed. Finally, future research directions are outlined.