0引言在世界电力体制改革中,发达国家的电力过剩、电力需求增长缓慢的情况下,过剩的电力供应能力,在几十年内无法消化,它们通过引入竞争机制,优胜劣汰,来提高电力行业的效率和效益。发展中国家的电力短缺,电力需求高速增长的情况下,要为电力行业创造引入竞争机制的条件,必须通 0 Introduction In the world’s power system reform, surplus power supply capacity in developed countries can not be digested within decades due to excess power and sluggish growth in electricity demand. They can improve the efficiency of the power industry by introducing competition mechanisms and winning the fittest And efficiency. In the case of electricity shortage in developing countries and the rapid growth of electricity demand, it is necessary to create conditions for the power industry to introduce a competition mechanism