This essay analyzes the renovating schemes and the major technical specifications of the frequency conver- sion and energy conservation of the condensate pump in Chongqing Hengtai Power Plant of State Grid Corporation of China. After the renovation, all the performance indexes of the unit have been greatly improved.%分析恒泰电厂凝结水泵的变频改造方案和主要技术规范。经过改造，机组各方面性能指标均达到较好的状态，收到了较好的效果。
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