Blockage of triangle leakage zones in heat exchanger with helical baffles
WANG Simin, MING Yusheng, CHEN Kang, ZHANG Zaoxiao, WEN Jian, XUE Yulan
CIESC Journal . 2014, (9): 3389 -3394 .  DOI: 10.3969/j.issn.0438-1157.2014.09.011