Operational Performance of a Small-Scale NZEB Office and Effective Utilization of Photovoltaic Surplus Power on Non-Business Days using Base Air-ConditioningAyane Fujiwara, Hideki Tanaka, Shusaku Mizuta, Terutake Furuta and Fumiharu ObaE3S Web Conf., 716 (2026) 02014DOI: https://doi.org/10.1051/e3sconf/202671602014