小型模块式压水堆设计综述(论文).pdf

第49卷增刊原子能科学技术 ,Suppl. 2015往5Jq Atomic Energy Science and Technology May 2015 小型模块式压水堆设计综述张国旭,解衡,谢菲(清华大学核能与新能源技术研究院,先进核能技术协同创新中心, 先进反应堆工程与安全教育部重点实验室,北京 100084) 摘要:小型模块堆是当前核能领域内研究的热点,因其在安全特性及多用途性等方面的突出表现而备受关注。在众多方案中,又以先进小型模块式压水堆方案设计最为成熟,有望率先实现商业运营。本文简要介绍了小型堆的概念及发展状况,并介绍了mPower、NuScale、W-SMR、IRIS、SMART等5种设计较成熟的先进型小型堆方案。通过横向对比发现,小型堆在整体设计上遵循相同的设计思想与考虑,具有一系列相似的设计改进,存在共性特点。对比大型非能动反应堆APl000的设计,本文还分析了小型堆在固有安全性及专设安全设施设计方面的改进。关键词:小型模块堆;一体化设计;固有安全性;专设安全设施中图分类号:TL3 文献标志码:A 文章编号:i000-6931(2015)SO一0040—08 doi:. Overview ofDesign forSmall Modular Pressurized Reactor ZHANG Guo—XU,XIE Heng,XIE Fei+ (Institute of Nuclear and New Energy Technology,Collaborative Innovation Center of Advanced Nuclear Energy Technology,Key Laboratory of Advanced Reactor Engineering and Safety ofMinistry of Education,Tsinghua University,Beijing 100084,China) Abstract:Nowadays,for itsoutstanding performance on safety features and multiple applications,small modular reactor(SMR)has gained much attention inthe fieldof nuclear alloftheSMR designs,advanced pressurized SMR has the best maturity,and expected to bethefirstkind ofSMR mercial this paper,the definition and current development situation ofSMR were briefly introduced. Five SMR designs with much maturity were alsointroduced,namely mPower,NuScale, W—SMR,IRIS amethod ofside—by-parison,it iSfound