TOU electricity pricing brought into effect in NanJing in 1999. The issue of how effect this pricing exerts, how to dig its potential and how to confirms peak and valley period of time is what this thesis studied.

• 南京市从1999年开始实施峰谷电价政策,但是峰谷分时电价能发挥多大作用,如何进一步挖掘峰谷分时电价潜力,峰谷电价比及峰谷时段如何科学合理的确定仍需进一步研究;