Home / Standards / GB/T 40221-2021 GB/T 40221-2021 Active Specification for economic operation system of smart hydropower plant 智能水电厂经济运行系统技术条件 Standard Type GBT ICS 27.100 CCS F23 Status 现行 Issue Date 2021-05-21 Implementation 2021-12-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A