正渗透技术作为一种新兴的膜技术以其低能耗、耐污染的特点在国际上受到越来越多的关注,并且在海水淡化、绿色能源、航空航天、食品浓缩等多个行业得到了迅速发展。综述了正渗透技术在脱盐、浓缩和能源3个不同方面的应用进展,以及国内近几年在正渗透领域所取得的一些研究进展,并展望了该领域未来的发展前景。
Forward osmosis (FO), a novel membrane technology, has attracted increasing attention around the world for its low energy consumption and high fouling resistance. More and more applications have been developed rapidly in seawater desalination, green energy, aeronautics and astronautics, and concentration in food industry. The applications of FO technology in desalination, concentration and energy are mainly reviewed. Status quo and future trend of FO technology are reviewed as well.