The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 2017
Filed:
Dec. 31, 2013
Shanghai Nuclear Engineering Research & Design Institute, Shanghai, CN;
Mingguang Zheng, Shanghai, CN;
Cheng Ye, Shanghai, CN;
Honghui Ge, Shanghai, CN;
Xiankang Dong, Shanghai, CN;
Guoxing Gu, Shanghai, CN;
Jinquan Yan, Shanghai, CN;
Fuzu Miao, Shanghai, CN;
Yong Wang, Shanghai, CN;
Yuanwei Ye, Shanghai, CN;
Yu Chen, Shanghai, CN;
Zufeng Xia, Shanghai, CN;
Jian Qiu, Shanghai, CN;
Yun Ling, Shanghai, CN;
Shanghai Nuclear Engineering Research & Design Institute, Shanghai, CN;
Abstract
A passive cooling system for a reactor core of a large-scale pressurized water reactor nuclear power plant includes a shield building having an outer wall and a through air inlet arranged on an upper part of the outer wall, a water tank arranged at an upper part of the shield building, a cooling water distribution plate arranged above a top of a containment within the shield building, a spray pipe arranged at an inside of the top of the shield building and having a water inlet end and a water outlet end, wherein the water inlet end is connected to a bottom of the water tank and the water outlet end is extended to be above the cooling water distribution plate, and an air deflector arranged between the shield building and the containment and having an upper end connected to an inside of the top of the shield building.