Investigation of secondary flow in helical coils based on residence time distribution
HUANG Zhengliang, WANG Chao, GUO Yanni, YANG Yao, SUN Jingyuan, WANG Jingdai, YANG Yongrong
CIESC Journal . 2021, (2): 921 -927 .  DOI: 10.11949/0438-1157.20200640