Analysis and Discussion of Baoji “Shigu • Tian Xi Tai”, “Shigu • Sun City” Ground Source Heat Pump Energy Station SystemLI Ji, CHEN Bin, LI Jintang, CHENG Chonghua, GAO Zhenwu, FENG Xiaomei, MA Ya, YANG Chun, DU Rui and QIAO BiaoE3S Web Conf., 111 (2019) 01065DOI: https://doi.org/10.1051/e3sconf/201911101065