线性菲涅尔式光热发电技术现状及发展趋势

Research Status and Development Trend of Linear Fresnel Concentrating Solar Power Technology

线性菲涅尔式光热发电作为一种新兴的新能源发电技术,近年来受到国内外广泛关注,在国家首批光热发电示范项目政策推动下,我国线性菲涅尔式光热发电技术取得了长足进步和重大突破.以此为背景,首先综述了线性菲涅尔式光热电站的国内外发展现状,重点就高温熔盐线性菲涅尔式光热电站技术的发展历程作了详细介绍;接着阐述了我国光热发电产业面临的新形势,提出线性菲涅尔光热发电技术在面向低成本、高集热效率、大容量方向发展需求下亟待解决的问题以及解决这些挑战的途径.

As a new energy power generation technology,linear Fresnel CSP(concentrating solar power)has been widely concerned at home and abroad in recent years.Encouraged by the policy of the first batch of national CSP demonstration projects,the linear Fresnel CSP technology in China has made great progress and major breakthroughs.Based on this background,the development status of linear Fresnel CSP at home and abroad is summarized,and the development process of high temperature molten salt linear Fresnel CSP technology is introduced in detail.Then,the new situation of China′s CSP industry is described,and the problems that need to be solved urgently for the development of linear Fresnel CSP technology from the aspects of low cost,high heat collection efficiency and large capacity as well as the ways to meet these challenges are proposed.