阶梯电价作为一项电力需求侧管理政策，通过价格杠杆实现抑制不合理用电需求的目的。根据国家发展和改革委员会的相关指导意见，提出了居民电价的实施条件、目标函数及边界条件，以唐山地区为例，对按照覆盖率及电量分档标准的阶梯电价实施效果进行了分析。%Ladder electricity price as electric power demand side management policy, through price leverage, achieves the pur-pose of the curb unreasonable demand. According to the national development and reform commission relevant guidance, it puts for-ward the residential electricity implementation condition, objective function and boundary conditions in Tangshan region. Effects of the standard are analyzed according to the coverage and capacity step ladder electricity price.
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