Lumped parameter method application in nuclear engineering - AP1000 DVI line break accident analysis by RELAP5. - Xue-Dong Qiao; Jianping Jing; Jie-Ru An; Wei Sun; Bin Jia; Yuan-Shan Li; Jin-Sheng Bi; Shao-Xin Zhuang; Chunming Zhang (J. Comput. Methods Sci. Eng., 2015)