The Status and Development of Water Treatment Technology for Supercritical Unit

The paper is to study the water treatment technologies for supercritical unit to improve its steam-water quality and ensure safe and economical operation. Based on lots of domestic and foreign literature and field investigation in some typical power plants, the paper summaries present situation and development prospects of the technology and system process of water treatment for supercritical unit, and also compared the technologies, including make-up water, condensate water and feed-water treatment, from theoretical and technical prospective.