Experimental study on ultra-low raw emissions in diesel/methanol dual fuel engine based on dual-loop EGRTaoyang Wu, Anren Yao, Guofan Qu, Youkai Ai, Wenchao Wang, Baodong Ma and Chunde YaoE3S Web Conf., 360 (2022) 01037DOI: https://doi.org/10.1051/e3sconf/202236001037