Research & Application of Ash Condensation Analysis Technology Jianbo Zhan, Hao Wang, Han Zheng, Jiao Xie, Zhenhua Yu, Ying Zhang, Tingting Yu, Baoshan Yue, Xu Wang and Geng Li E3S Web Conf., 53 (2018) 01021 Published online: 14 September 2018 DOI: 10.1051/e3sconf/20185301021