This standard specifies the energy consumption per unit of electricity supplied by conventional coal-fired power generation units (hereinafter referred to as "energy consumption") 7 limit levels, technical requirements, statistical scope and calculation methods. This standard is applicable to the calculation and assessment of energy consumption of conventional coal-fired power generation enterprises. And the energy consumption control of new units.This standard does not apply to combined heat and power units, circulating fluidized bed units and comprehensive utilization of resources units.
GB 21258-2017 Referenced Document
DL/T 1365 Terminology of energy saving for electric power
DL/T 904 Calculating method of economical and technical index for thermal power plant
GB 13223 Emission standard of air pollutants for thermal power plants
GB/T 12723 General principles for establishing allowance of energy consumption per unit throughput
GB/T 2589 General rules for calculation of the comprehensive energy consumption*, 2020-09-29 Update
GB 21258-2017 history
2017GB 21258-2017 The norm of energy consumption per unit product of general coal-fired power set
2013GB 21258-2013 The norm of energy consumption per unit product of general coal-fired power set
2007GB 21258-2007 The nonn of energy consumption per unit product of general coal-fired power set