**Nomenclature**

#### **A List of Symbols**


daily graphs of consumer load on a typical work day and a day off minimum power consumption on a typical work day and a day off average power consumption on a typical work day and a day off half-peak power consumption on a typical work day and a day off maximum power consumption on a typical work day and a day off fixed tariff rate for the basic power consumption zone interval of tariff rates for the half-peak power consumption zone interval of tariff rates for the peak power consumption zone cast coe fficient for the half-peak power consumption zone cast coe fficient for the peak power consumption zone chain growth rates for the half-peak power consumption zone chain growth rates for the peak power consumption zone tariff rates at each time point for working days and days off totalcostofelectricityperdayforworkingdaysanddaysoff
