钠冷快堆革新型蒸汽发生器和关键技术综述

Review of Innovative Steam Generator and Key Technology for Sodium Cooled Fast Reactor

蒸汽发生器是钠冷快堆电站中最为关键的设备,也是最容易出现安全问题的设备之一。为了提高蒸汽发生器的安全性和经济性,钠冷快堆技术发展较快的国家在传统方案的基础上提出了多种革新型方案。本文对各种革新型方案进行了研究,论述了各方案的主要特点,总结了改进的主要方向和发展趋势,并给出了革新型蒸汽发生器需解决的关键技术。本文的结果可为钠冷快堆未来革新型蒸汽发生器研究提供帮助和指导。

Steam generator is the most key equipment in sodium cooled fast reactor, and it is also one of the most prone to safety problems. In order to improve the safety and economy of steam generator, many innovative steam generator schemes have been put forward on the basis of traditional schemes in the countries with fast development of sodium cooled fast reactor technology. In this paper, various innovative schemes are studied, the main characteristics of each scheme are discussed, the main direction and development trend of improvement are summarized, and the key technologies to be solved in the research of new type steam generator are given. The results of this paper can provide help and guidance for the future research of new steam generator for sodium cooled fast reactor.