深层海水淡化浓缩技术发展现状

Development Status of Deep Seawater Desalination and Concentration Technology

深层海水淡化浓缩技术是海洋资源开发利用的关键技术,也是我国加快深层海水资源开发的重要战略性新兴技术,符合国家“以深地、深海、深空为主攻方向和突破口”的战略部署。文中介绍了深海海水的特点和应用情况,重点综述了国内外深层海水淡化浓缩技术的现状及发展趋势。此外,对我国深层海水淡化浓缩技术的未来研发方向提出了展望,包括深化浓缩液制备技术、开展绿色淡化浓缩技术以及研发节能环保的深层海水淡化浓缩设备,以提高我国深层海水资源利用的自主创新能力和核心竞争力,实现摆脱对国外深层海水原料供应的依赖。

Deep seawater desalination and concentration technology is a critical technology for the development and utilization of ocean resources.It is also an important strategic emerging technology for China to accelerate the development of deep seawater resources,in line with the national strategy of"focusing on deep land,deep sea,and deep space".This paper introduces the characteristics and application of deep seawater,and summarizes the current situation and development trends of deep seawater desalination and concentration technology at home and abroad.In addition,this paper provides prospects for the future development of deep seawater desalination and concentration technology in China,including the optimization of the preparation process for high-hardness concentrated solution,the development of green desalination and concentration technology without water treatment agents,and the research and development of energy-saving and environmentally friendly deep seawater desalination and concentration equipment,in order to improve China's independent innovation ability and core competitiveness in the utilization of deep seawater resources and achieve the goal of breaking away from the dependence on foreign deep seawater raw material supply.